From 5ea6c14c0e14bacee766ce1280ab2c71564e05ec Mon Sep 17 00:00:00 2001 From: hachem Date: Sun, 23 Aug 2026 21:55:36 +0200 Subject: [feat]: implement ui layer arch --- src/platform/vulkan/vulkan_common.h | 343 +++++++ src/platform/vulkan/vulkan_cubemap.cpp | 288 ++++++ src/platform/vulkan/vulkan_device.cpp | 1423 ++++-------------------------- src/platform/vulkan/vulkan_resources.cpp | 209 +++++ src/platform/vulkan/vulkan_swapchain.cpp | 298 +++++++ 5 files changed, 1296 insertions(+), 1265 deletions(-) create mode 100644 src/platform/vulkan/vulkan_common.h create mode 100644 src/platform/vulkan/vulkan_cubemap.cpp create mode 100644 src/platform/vulkan/vulkan_resources.cpp create mode 100644 src/platform/vulkan/vulkan_swapchain.cpp (limited to 'src/platform/vulkan') diff --git a/src/platform/vulkan/vulkan_common.h b/src/platform/vulkan/vulkan_common.h new file mode 100644 index 0000000..0faa107 --- /dev/null +++ b/src/platform/vulkan/vulkan_common.h @@ -0,0 +1,343 @@ +#pragma once + +// Shared internals of the Vulkan RHI backend: the enum-mapping helpers, the +// opaque resource classes (Buffer/Texture/RenderTarget/Pipeline/CommandList), and +// the VulkanDevice declaration. The implementation is split across vulkan_device +// (lifecycle + frame loop), vulkan_swapchain (instance/device/swapchain/passes), +// vulkan_resources (buffer/texture/target/pipeline) and vulkan_cubemap. This +// header is private to platform/vulkan/ — nothing outside includes it. + +#include "vulkan_device.h" // rendering/rhi.h (base classes + factory decls) + +#define GLFW_INCLUDE_VULKAN +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +#include "core/log.h" + +namespace Donut::RHI +{ + constexpr int MAX_FRAMES_IN_FLIGHT = 2; + constexpr uint32_t MAX_BINDINGS = 8; + + #define VKD_CHECK(expr) \ + do { \ + VkResult _r = (expr); \ + if (_r != VK_SUCCESS) { \ + DONUT_ERROR("Vulkan RHI: {} failed ({})", #expr, (int)_r); \ + return false; \ + } \ + } while (0) + + inline auto vk_format(Format f) -> VkFormat + { + switch (f) { + case Format::RGBA16F: return VK_FORMAT_R16G16B16A16_SFLOAT; + case Format::D32: return VK_FORMAT_D32_SFLOAT; + default: return VK_FORMAT_R8G8B8A8_UNORM; + } + } + inline auto vk_attr_format(uint32_t comps) -> VkFormat + { + switch (comps) { + case 1: return VK_FORMAT_R32_SFLOAT; + case 2: return VK_FORMAT_R32G32_SFLOAT; + case 3: return VK_FORMAT_R32G32B32_SFLOAT; + default: return VK_FORMAT_R32G32B32A32_SFLOAT; + } + } + inline auto vk_topology(Topology t) -> VkPrimitiveTopology + { return t == Topology::Lines ? VK_PRIMITIVE_TOPOLOGY_LINE_LIST : VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST; } + inline auto vk_compare(CompareOp o) -> VkCompareOp + { return o == CompareOp::Always ? VK_COMPARE_OP_ALWAYS : o == CompareOp::LessEqual ? VK_COMPARE_OP_LESS_OR_EQUAL : VK_COMPARE_OP_LESS; } + inline auto vk_filter(Filter f) -> VkFilter { return f == Filter::Nearest ? VK_FILTER_NEAREST : VK_FILTER_LINEAR; } + inline auto vk_cull(CullMode c) -> VkCullModeFlags + { return c == CullMode::None ? VK_CULL_MODE_NONE : c == CullMode::Back ? VK_CULL_MODE_BACK_BIT : VK_CULL_MODE_FRONT_BIT; } + + // Buffer: host-visible + coherent, persistently mapped. + class VkBufferR : public Buffer + { + public: + VkBufferR(VkDevice d, VkBuffer b, VkDeviceMemory m, void* mapped, size_t size) + : m_device(d), m_buf(b), m_mem(m), m_mapped(mapped), m_size(size) {} + ~VkBufferR() override + { + if (m_mapped) vkUnmapMemory(m_device, m_mem); + if (m_buf) vkDestroyBuffer(m_device, m_buf, nullptr); + if (m_mem) vkFreeMemory(m_device, m_mem, nullptr); + } + auto update(const void* data, size_t size) -> void override + { if (m_mapped) std::memcpy(m_mapped, data, std::min(size, m_size)); } + + VkDevice m_device; VkBuffer m_buf; VkDeviceMemory m_mem; void* m_mapped; size_t m_size; + }; + + // Texture: sampled image (2D or cube). Owns its handles unless it is a borrowed + // wrapper around a render-target view. + class VkTextureR : public Texture + { + public: + VkTextureR() = default; + ~VkTextureR() override + { + if (!m_owns) return; + if (m_sampler) vkDestroySampler(m_device, m_sampler, nullptr); + if (m_view) vkDestroyImageView(m_device, m_view, nullptr); + if (m_image) vkDestroyImage(m_device, m_image, nullptr); + if (m_mem) vkFreeMemory(m_device, m_mem, nullptr); + } + VkDevice m_device = VK_NULL_HANDLE; + VkImage m_image = VK_NULL_HANDLE; + VkDeviceMemory m_mem = VK_NULL_HANDLE; + VkImageView m_view = VK_NULL_HANDLE; + VkSampler m_sampler = VK_NULL_HANDLE; + bool m_owns = true; + }; + + // RenderTarget: off-screen colour image (+ optional depth) + framebuffer. + class VkRenderTargetR : public RenderTarget + { + public: + ~VkRenderTargetR() override + { + if (m_fb) vkDestroyFramebuffer(m_device, m_fb, nullptr); + if (m_sampler) vkDestroySampler(m_device, m_sampler, nullptr); + if (m_view) vkDestroyImageView(m_device, m_view, nullptr); + if (m_image) vkDestroyImage(m_device, m_image, nullptr); + if (m_mem) vkFreeMemory(m_device, m_mem, nullptr); + if (m_depth_view) vkDestroyImageView(m_device, m_depth_view, nullptr); + if (m_depth_image) vkDestroyImage(m_device, m_depth_image, nullptr); + if (m_depth_mem) vkFreeMemory(m_device, m_depth_mem, nullptr); + // m_pass is owned by the device's render-pass cache, not by us. + } + auto width() const -> int override { return m_w; } + auto height() const -> int override { return m_h; } + auto color_texture() -> Texture* override { return &m_color; } + + VkDevice m_device = VK_NULL_HANDLE; + int m_w = 0, m_h = 0; + VkImage m_image = VK_NULL_HANDLE; + VkDeviceMemory m_mem = VK_NULL_HANDLE; + VkImageView m_view = VK_NULL_HANDLE; + VkSampler m_sampler = VK_NULL_HANDLE; + VkFramebuffer m_fb = VK_NULL_HANDLE; + VkRenderPass m_pass = VK_NULL_HANDLE; // borrowed (device pass cache) + bool m_has_depth = false; + VkImage m_depth_image = VK_NULL_HANDLE; + VkDeviceMemory m_depth_mem = VK_NULL_HANDLE; + VkImageView m_depth_view = VK_NULL_HANDLE; + VkTextureR m_color; // borrowed wrapper (view+sampler) for sampling + }; + + // Pipeline: the graphics pipeline + its (set-0) descriptor layout. + class VkPipelineR : public Pipeline + { + public: + ~VkPipelineR() override + { + if (m_pipeline) vkDestroyPipeline(m_device, m_pipeline, nullptr); + if (m_layout) vkDestroyPipelineLayout(m_device, m_layout, nullptr); + if (m_set_layout) vkDestroyDescriptorSetLayout(m_device, m_set_layout, nullptr); + } + VkDevice m_device = VK_NULL_HANDLE; + VkPipeline m_pipeline = VK_NULL_HANDLE; + VkPipelineLayout m_layout = VK_NULL_HANDLE; + VkDescriptorSetLayout m_set_layout = VK_NULL_HANDLE; + std::vector m_resources; + }; + + // CommandList: records into the frame's command buffer. Per-draw descriptor + // sets are allocated from a per-frame pool (no push-descriptor extension). + class VkCommandListR : public CommandList + { + public: + auto begin_render_pass(RenderTarget* target, const glm::vec4& clear) -> void override + { + VkClearValue cvs[2]{}; + cvs[0].color = { { clear.r, clear.g, clear.b, clear.a } }; + cvs[1].depthStencil = { 1.0f, 0 }; + VkRenderPassBeginInfo rpbi{ VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO }; + if (target) + { + auto* rt = static_cast(target); + rpbi.renderPass = rt->m_pass; rpbi.framebuffer = rt->m_fb; + rpbi.renderArea = { { 0, 0 }, { (uint32_t)rt->m_w, (uint32_t)rt->m_h } }; + rpbi.clearValueCount = rt->m_has_depth ? 2 : 1; rpbi.pClearValues = cvs; + } + else + { + rpbi.renderPass = m_swapchain_rp; rpbi.framebuffer = m_swapchain_fb; + rpbi.renderArea = { { 0, 0 }, m_extent }; + rpbi.clearValueCount = 2; rpbi.pClearValues = cvs; + } + vkCmdBeginRenderPass(m_cmd, &rpbi, VK_SUBPASS_CONTENTS_INLINE); + } + auto end_render_pass() -> void override { vkCmdEndRenderPass(m_cmd); } + + auto bind_pipeline(Pipeline* p) -> void override + { + m_pipe = static_cast(p); + vkCmdBindPipeline(m_cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, m_pipe->m_pipeline); + } + auto set_viewport(int x, int y, int w, int h, bool flip_y) -> void override + { + VkViewport vp{ (float)x, flip_y ? (float)(y + h) : (float)y, + (float)w, flip_y ? -(float)h : (float)h, 0.0f, 1.0f }; + VkRect2D sc{ { x, y }, { (uint32_t)w, (uint32_t)h } }; + vkCmdSetViewport(m_cmd, 0, 1, &vp); + vkCmdSetScissor(m_cmd, 0, 1, &sc); + } + auto bind_uniform(uint32_t binding, Buffer* ubo) -> void override + { + if (binding >= MAX_BINDINGS) return; + m_buf_info[binding] = { static_cast(ubo)->m_buf, 0, VK_WHOLE_SIZE }; + } + auto bind_texture(uint32_t binding, Texture* texture) -> void override + { + if (binding >= MAX_BINDINGS) return; + auto* t = static_cast(texture); + m_img_info[binding] = { t->m_sampler, t->m_view, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL }; + } + auto bind_vertex_buffer(Buffer* vb) -> void override + { + VkBuffer b = static_cast(vb)->m_buf; VkDeviceSize off = 0; + vkCmdBindVertexBuffers(m_cmd, 0, 1, &b, &off); + } + auto bind_index_buffer(Buffer* ib) -> void override + { vkCmdBindIndexBuffer(m_cmd, static_cast(ib)->m_buf, 0, VK_INDEX_TYPE_UINT32); } + auto draw(uint32_t vertex_count) -> void override + { flush_descriptors(); vkCmdDraw(m_cmd, vertex_count, 1, 0, 0); } + auto draw_indexed(uint32_t index_count) -> void override + { flush_descriptors(); vkCmdDrawIndexed(m_cmd, index_count, 1, 0, 0, 0); } + + // Allocate + write + bind a descriptor set for the current pipeline's + // declared resources, using whatever was bound since bind_pipeline. + auto flush_descriptors() -> void + { + if (!m_pipe || m_pipe->m_resources.empty()) return; + VkDescriptorSetAllocateInfo ai{ VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO }; + ai.descriptorPool = m_frame_pool; ai.descriptorSetCount = 1; ai.pSetLayouts = &m_pipe->m_set_layout; + VkDescriptorSet set = VK_NULL_HANDLE; + if (vkAllocateDescriptorSets(m_device, &ai, &set) != VK_SUCCESS) + { DONUT_ERROR("Vulkan RHI: descriptor set allocation failed"); return; } + + std::array writes{}; + uint32_t n = 0; + for (const auto& r : m_pipe->m_resources) + { + VkWriteDescriptorSet& w = writes[n++]; + w.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; + w.dstSet = set; w.dstBinding = r.binding; w.descriptorCount = 1; + if (r.kind == ResourceKind::UniformBuffer) + { w.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; w.pBufferInfo = &m_buf_info[r.binding]; } + else + { w.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; w.pImageInfo = &m_img_info[r.binding]; } + } + vkUpdateDescriptorSets(m_device, n, writes.data(), 0, nullptr); + vkCmdBindDescriptorSets(m_cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, m_pipe->m_layout, 0, 1, &set, 0, nullptr); + } + + // Set by the device at begin_frame: + VkDevice m_device = VK_NULL_HANDLE; + VkCommandBuffer m_cmd = VK_NULL_HANDLE; + VkRenderPass m_swapchain_rp = VK_NULL_HANDLE; + VkFramebuffer m_swapchain_fb = VK_NULL_HANDLE; + VkExtent2D m_extent{}; + VkDescriptorPool m_frame_pool = VK_NULL_HANDLE; + + VkPipelineR* m_pipe = nullptr; + VkDescriptorBufferInfo m_buf_info[MAX_BINDINGS]{}; + VkDescriptorImageInfo m_img_info[MAX_BINDINGS]{}; + }; + + // The backend device. Its methods are defined across vulkan_device.cpp, + // vulkan_swapchain.cpp, vulkan_resources.cpp and vulkan_cubemap.cpp. + class VulkanDevice : public Device + { + public: + auto init(const NativeWindow& window) -> bool override; + auto shutdown() -> void override; + auto resize(int width, int height) -> void override { m_framebuffer_resized = true; m_width = width; m_height = height; } + auto wait_idle() -> void override { if (m_device) vkDeviceWaitIdle(m_device); } + + auto create_buffer(BufferType type, size_t size, const void* data) -> Ref override; + auto create_texture(int w, int h, Format format, Filter filter, const void* data) -> Ref override; + auto create_cubemap_from_hdri(const std::string& path) -> Ref override; + auto create_render_target(int w, int h, Format color, Format depth, Filter filter, int mips) -> Ref override; + auto create_pipeline(const PipelineDesc& desc) -> Ref override; + + auto begin_frame(const glm::vec4& clear) -> CommandList* override; + auto end_frame() -> void override; + + auto init_imgui() -> void override; + auto imgui_new_frame() -> void override; + auto imgui_render(CommandList& cmds) -> void override; + + auto device_name() const -> const std::string& override { return m_gpu_name; } + + // internals (implemented across the vulkan_*.cpp files) + auto find_memory_type(uint32_t filter, VkMemoryPropertyFlags flags) const -> uint32_t; + auto create_buffer_raw(VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags props, VkBuffer& buf, VkDeviceMemory& mem) const -> bool; + auto load_spirv(const std::string& path) const -> std::vector; + auto create_shader_module(const std::string& path, VkShaderModule& out) const -> bool; + + auto create_instance() -> bool; + auto pick_physical_and_device() -> bool; + auto create_swapchain() -> bool; + auto create_image_views() -> bool; + // Render passes are format-driven and cached: a pipeline/target's + // attachment signature (colour + optional depth, present vs sampled) + // maps to one pass. `present` = presented swapchain image. + auto get_render_pass(VkFormat color, VkFormat depth, bool present) -> VkRenderPass; + auto create_depth_and_framebuffers() -> bool; + auto create_command_and_sync() -> bool; + auto recreate_swapchain() -> bool; + auto cleanup_swapchain() -> void; + + GLFWwindow* m_window = nullptr; + int m_width = 0, m_height = 0; + bool m_framebuffer_resized = false; + std::string m_gpu_name; + + VkInstance m_instance = VK_NULL_HANDLE; + VkSurfaceKHR m_surface = VK_NULL_HANDLE; + VkPhysicalDevice m_physical = VK_NULL_HANDLE; + VkDevice m_device = VK_NULL_HANDLE; + uint32_t m_graphics_family = 0, m_present_family = 0; + VkQueue m_graphics_queue = VK_NULL_HANDLE, m_present_queue = VK_NULL_HANDLE; + VkPhysicalDeviceMemoryProperties m_mem_props{}; + + VkSwapchainKHR m_swapchain = VK_NULL_HANDLE; + VkFormat m_swapchain_format = VK_FORMAT_B8G8R8A8_UNORM; + VkExtent2D m_extent{}; + std::vector m_images; + std::vector m_image_views; + VkRenderPass m_swapchain_rp = VK_NULL_HANDLE; // also lives in m_pass_cache + std::unordered_map m_pass_cache; // keyed by (color,depth,present) + std::vector m_framebuffers; + VkImage m_depth_image = VK_NULL_HANDLE; VkDeviceMemory m_depth_mem = VK_NULL_HANDLE; VkImageView m_depth_view = VK_NULL_HANDLE; + + VkCommandPool m_command_pool = VK_NULL_HANDLE; + std::vector m_command_buffers; + std::vector m_image_available; + std::vector m_render_finished; + std::vector m_in_flight; + std::vector m_images_in_flight; + VkFence m_geo_in_use = VK_NULL_HANDLE; + uint32_t m_current_frame = 0, m_image_index = 0; + + std::vector m_frame_pools; // one per frame in flight + VkDescriptorPool m_imgui_pool = VK_NULL_HANDLE; + bool m_imgui = false; + + VkCommandListR m_cmds; + }; +} diff --git a/src/platform/vulkan/vulkan_cubemap.cpp b/src/platform/vulkan/vulkan_cubemap.cpp new file mode 100644 index 0000000..3ffc496 --- /dev/null +++ b/src/platform/vulkan/vulkan_cubemap.cpp @@ -0,0 +1,288 @@ +#include "vulkan_common.h" + +#include "stb_image.h" +#include + +namespace Donut::RHI +{ + auto VulkanDevice::create_cubemap_from_hdri(const std::string& path) -> Ref + { + auto tex = create_ref(); tex->m_device = m_device; + const VkMemoryPropertyFlags host_vis = VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT; + const uint32_t FACE = 1024; + const VkFormat cube_fmt = VK_FORMAT_R16G16B16A16_SFLOAT; + uint32_t CUBE_MIPS = 1; for (uint32_t s = FACE; s > 1; s >>= 1) ++CUBE_MIPS; + + VkImageCreateInfo cci{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; + cci.flags = VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT; + cci.imageType = VK_IMAGE_TYPE_2D; cci.format = cube_fmt; cci.extent = { FACE, FACE, 1 }; + cci.mipLevels = CUBE_MIPS; cci.arrayLayers = 6; cci.samples = VK_SAMPLE_COUNT_1_BIT; + cci.tiling = VK_IMAGE_TILING_OPTIMAL; + cci.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT + | VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT; + vkCreateImage(m_device, &cci, nullptr, &tex->m_image); + VkMemoryRequirements creq{}; vkGetImageMemoryRequirements(m_device, tex->m_image, &creq); + VkMemoryAllocateInfo cai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; + cai.allocationSize = creq.size; cai.memoryTypeIndex = find_memory_type(creq.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); + vkAllocateMemory(m_device, &cai, nullptr, &tex->m_mem); + vkBindImageMemory(m_device, tex->m_image, tex->m_mem, 0); + VkImageViewCreateInfo cvci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; + cvci.image = tex->m_image; cvci.viewType = VK_IMAGE_VIEW_TYPE_CUBE; cvci.format = cube_fmt; + cvci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, CUBE_MIPS, 0, 6 }; + vkCreateImageView(m_device, &cvci, nullptr, &tex->m_view); + VkSamplerCreateInfo csm{ VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO }; + csm.magFilter = VK_FILTER_LINEAR; csm.minFilter = VK_FILTER_LINEAR; + csm.mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR; csm.minLod = 0.0f; csm.maxLod = (float)CUBE_MIPS; + csm.addressModeU = csm.addressModeV = csm.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE; + vkCreateSampler(m_device, &csm, nullptr, &tex->m_sampler); + + int w = 0, h = 0, ch = 0; + float* pixels = stbi_loadf(path.c_str(), &w, &h, &ch, 4); + if (!pixels) + { + DONUT_WARN("Vulkan RHI: HDRI '{}' could not be loaded; using a dark background", path); + VkCommandBufferAllocateInfo cbai{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO }; + cbai.commandPool = m_command_pool; cbai.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY; cbai.commandBufferCount = 1; + VkCommandBuffer cmd; vkAllocateCommandBuffers(m_device, &cbai, &cmd); + VkCommandBufferBeginInfo bi{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO }; bi.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT; + vkBeginCommandBuffer(cmd, &bi); + VkImageMemoryBarrier tb{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; + tb.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED; tb.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; + tb.image = tex->m_image; tb.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, CUBE_MIPS, 0, 6 }; + tb.srcAccessMask = 0; tb.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; + vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &tb); + VkClearColorValue dark{}; dark.float32[0] = 0.02f; dark.float32[1] = 0.02f; dark.float32[2] = 0.05f; dark.float32[3] = 1.0f; + VkImageSubresourceRange rng{ VK_IMAGE_ASPECT_COLOR_BIT, 0, CUBE_MIPS, 0, 6 }; + vkCmdClearColorImage(cmd, tex->m_image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, &dark, 1, &rng); + VkImageMemoryBarrier rb = tb; rb.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; rb.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + rb.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; rb.dstAccessMask = VK_ACCESS_SHADER_READ_BIT; + vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0, nullptr, 1, &rb); + vkEndCommandBuffer(cmd); + VkSubmitInfo si{ VK_STRUCTURE_TYPE_SUBMIT_INFO }; si.commandBufferCount = 1; si.pCommandBuffers = &cmd; + vkQueueSubmit(m_graphics_queue, 1, &si, VK_NULL_HANDLE); vkQueueWaitIdle(m_graphics_queue); + vkFreeCommandBuffers(m_device, m_command_pool, 1, &cmd); + return tex; + } + + const VkFormat eq_fmt = VK_FORMAT_R16G16B16A16_SFLOAT; + size_t texel_count = (size_t)w * h * 4; + VkDeviceSize eq_size = (VkDeviceSize)texel_count * sizeof(uint16_t); + VkBuffer eq_staging; VkDeviceMemory eq_staging_mem; + create_buffer_raw(eq_size, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, host_vis, eq_staging, eq_staging_mem); + void* mp = nullptr; vkMapMemory(m_device, eq_staging_mem, 0, eq_size, 0, &mp); + uint16_t* dst = (uint16_t*)mp; + for (size_t i = 0; i < texel_count; ++i) { __fp16 hf = (__fp16)pixels[i]; std::memcpy(&dst[i], &hf, sizeof(uint16_t)); } + vkUnmapMemory(m_device, eq_staging_mem); + stbi_image_free(pixels); + + VkImage eq_image; VkDeviceMemory eq_mem; + VkImageCreateInfo eci{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; + eci.imageType = VK_IMAGE_TYPE_2D; eci.format = eq_fmt; eci.extent = { (uint32_t)w, (uint32_t)h, 1 }; + eci.mipLevels = 1; eci.arrayLayers = 1; eci.samples = VK_SAMPLE_COUNT_1_BIT; + eci.tiling = VK_IMAGE_TILING_OPTIMAL; eci.usage = VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT; + vkCreateImage(m_device, &eci, nullptr, &eq_image); + VkMemoryRequirements ereq{}; vkGetImageMemoryRequirements(m_device, eq_image, &ereq); + VkMemoryAllocateInfo eai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; + eai.allocationSize = ereq.size; eai.memoryTypeIndex = find_memory_type(ereq.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); + vkAllocateMemory(m_device, &eai, nullptr, &eq_mem); + vkBindImageMemory(m_device, eq_image, eq_mem, 0); + VkImageView eq_view; + VkImageViewCreateInfo evci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; + evci.image = eq_image; evci.viewType = VK_IMAGE_VIEW_TYPE_2D; evci.format = eq_fmt; + evci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; + vkCreateImageView(m_device, &evci, nullptr, &eq_view); + VkSampler eq_sampler; + VkSamplerCreateInfo esm{ VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO }; + esm.magFilter = VK_FILTER_LINEAR; esm.minFilter = VK_FILTER_LINEAR; + esm.addressModeU = VK_SAMPLER_ADDRESS_MODE_REPEAT; + esm.addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE; + esm.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE; + vkCreateSampler(m_device, &esm, nullptr, &eq_sampler); + + VkImageView face_views[6]; + for (uint32_t i = 0; i < 6; ++i) + { + VkImageViewCreateInfo fvci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; + fvci.image = tex->m_image; fvci.viewType = VK_IMAGE_VIEW_TYPE_2D; fvci.format = cube_fmt; + fvci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, i, 1 }; + vkCreateImageView(m_device, &fvci, nullptr, &face_views[i]); + } + + VkAttachmentDescription color{}; + color.format = cube_fmt; color.samples = VK_SAMPLE_COUNT_1_BIT; + color.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR; color.storeOp = VK_ATTACHMENT_STORE_OP_STORE; + color.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE; color.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE; + color.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED; color.finalLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + VkAttachmentReference ref{ 0, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL }; + VkSubpassDescription subpass{}; subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS; subpass.colorAttachmentCount = 1; subpass.pColorAttachments = &ref; + VkSubpassDependency dep{}; dep.srcSubpass = 0; dep.dstSubpass = VK_SUBPASS_EXTERNAL; + dep.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; dep.srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT; + dep.dstStageMask = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT; dep.dstAccessMask = VK_ACCESS_SHADER_READ_BIT; + VkRenderPass rp; + VkRenderPassCreateInfo rpci{ VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO }; + rpci.attachmentCount = 1; rpci.pAttachments = &color; rpci.subpassCount = 1; rpci.pSubpasses = &subpass; rpci.dependencyCount = 1; rpci.pDependencies = &dep; + vkCreateRenderPass(m_device, &rpci, nullptr, &rp); + VkFramebuffer face_fb[6]; + for (uint32_t i = 0; i < 6; ++i) + { + VkFramebufferCreateInfo fbci{ VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO }; + fbci.renderPass = rp; fbci.attachmentCount = 1; fbci.pAttachments = &face_views[i]; fbci.width = FACE; fbci.height = FACE; fbci.layers = 1; + vkCreateFramebuffer(m_device, &fbci, nullptr, &face_fb[i]); + } + + VkDescriptorSetLayoutBinding binds[2]{}; + binds[0].binding = 0; binds[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; binds[0].descriptorCount = 1; binds[0].stageFlags = VK_SHADER_STAGE_VERTEX_BIT; + binds[1].binding = 1; binds[1].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; binds[1].descriptorCount = 1; binds[1].stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT; + VkDescriptorSetLayout set_layout; + VkDescriptorSetLayoutCreateInfo dslci{ VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO }; dslci.bindingCount = 2; dslci.pBindings = binds; + vkCreateDescriptorSetLayout(m_device, &dslci, nullptr, &set_layout); + VkDescriptorPoolSize psizes[2] = { { VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 6 }, { VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 6 } }; + VkDescriptorPool pool; + VkDescriptorPoolCreateInfo dpci{ VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO }; dpci.maxSets = 6; dpci.poolSizeCount = 2; dpci.pPoolSizes = psizes; + vkCreateDescriptorPool(m_device, &dpci, nullptr, &pool); + + VkShaderModule vmod, fmod; + create_shader_module("assets/shaders/generated/equirect_to_cubemap.vertexMain.spv", vmod); + create_shader_module("assets/shaders/generated/equirect_to_cubemap.fragmentMain.spv", fmod); + VkPipelineLayout playout; + VkPipelineLayoutCreateInfo plci{ VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO }; plci.setLayoutCount = 1; plci.pSetLayouts = &set_layout; + vkCreatePipelineLayout(m_device, &plci, nullptr, &playout); + VkPipelineShaderStageCreateInfo stages[2]{}; + stages[0].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; stages[0].stage = VK_SHADER_STAGE_VERTEX_BIT; stages[0].module = vmod; stages[0].pName = "main"; + stages[1].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; stages[1].stage = VK_SHADER_STAGE_FRAGMENT_BIT; stages[1].module = fmod; stages[1].pName = "main"; + VkVertexInputBindingDescription vib{ 0, 12, VK_VERTEX_INPUT_RATE_VERTEX }; + VkVertexInputAttributeDescription via{ 0, 0, VK_FORMAT_R32G32B32_SFLOAT, 0 }; + VkPipelineVertexInputStateCreateInfo vin{ VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO }; + vin.vertexBindingDescriptionCount = 1; vin.pVertexBindingDescriptions = &vib; vin.vertexAttributeDescriptionCount = 1; vin.pVertexAttributeDescriptions = &via; + VkPipelineInputAssemblyStateCreateInfo ia{ VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO }; ia.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST; + VkViewport vp{ 0, 0, (float)FACE, (float)FACE, 0, 1 }; VkRect2D sc{ { 0, 0 }, { FACE, FACE } }; + VkPipelineViewportStateCreateInfo vps{ VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO }; vps.viewportCount = 1; vps.pViewports = &vp; vps.scissorCount = 1; vps.pScissors = ≻ + VkPipelineRasterizationStateCreateInfo rs{ VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO }; rs.polygonMode = VK_POLYGON_MODE_FILL; rs.cullMode = VK_CULL_MODE_NONE; rs.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE; rs.lineWidth = 1.0f; + VkPipelineMultisampleStateCreateInfo ms{ VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO }; ms.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT; + VkPipelineColorBlendAttachmentState cba{}; cba.colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT; + VkPipelineColorBlendStateCreateInfo cb{ VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO }; cb.attachmentCount = 1; cb.pAttachments = &cba; + VkPipeline pipeline; + VkGraphicsPipelineCreateInfo gpci{ VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO }; + gpci.stageCount = 2; gpci.pStages = stages; gpci.pVertexInputState = &vin; gpci.pInputAssemblyState = &ia; gpci.pViewportState = &vps; + gpci.pRasterizationState = &rs; gpci.pMultisampleState = &ms; gpci.pColorBlendState = &cb; gpci.layout = playout; gpci.renderPass = rp; gpci.subpass = 0; + vkCreateGraphicsPipelines(m_device, VK_NULL_HANDLE, 1, &gpci, nullptr, &pipeline); + vkDestroyShaderModule(m_device, vmod, nullptr); vkDestroyShaderModule(m_device, fmod, nullptr); + + float cube_verts[] = { + -1,1,-1, -1,-1,-1, 1,-1,-1, 1,-1,-1, 1,1,-1, -1,1,-1, + -1,-1,1, -1,-1,-1, -1,1,-1, -1,1,-1, -1,1,1, -1,-1,1, + 1,-1,-1, 1,-1,1, 1,1,1, 1,1,1, 1,1,-1, 1,-1,-1, + -1,-1,1, -1,1,1, 1,1,1, 1,1,1, 1,-1,1, -1,-1,1, + -1,1,-1, 1,1,-1, 1,1,1, 1,1,1, -1,1,1, -1,1,-1, + -1,-1,-1, -1,-1,1, 1,-1,-1, 1,-1,-1, -1,-1,1, 1,-1,1, + }; + VkBuffer cube_vb; VkDeviceMemory cube_vb_mem; + create_buffer_raw(sizeof(cube_verts), VK_BUFFER_USAGE_VERTEX_BUFFER_BIT, host_vis, cube_vb, cube_vb_mem); + vkMapMemory(m_device, cube_vb_mem, 0, sizeof(cube_verts), 0, &mp); std::memcpy(mp, cube_verts, sizeof(cube_verts)); vkUnmapMemory(m_device, cube_vb_mem); + + glm::mat4 proj = glm::perspective(glm::radians(90.0f), 1.0f, 0.1f, 10.0f); + proj[1][1] *= -1.0f; + glm::mat4 views[6] = { + glm::lookAt(glm::vec3(0), glm::vec3( 1, 0, 0), glm::vec3(0, -1, 0)), + glm::lookAt(glm::vec3(0), glm::vec3(-1, 0, 0), glm::vec3(0, -1, 0)), + glm::lookAt(glm::vec3(0), glm::vec3( 0, 1, 0), glm::vec3(0, 0, 1)), + glm::lookAt(glm::vec3(0), glm::vec3( 0, -1, 0), glm::vec3(0, 0, -1)), + glm::lookAt(glm::vec3(0), glm::vec3( 0, 0, 1), glm::vec3(0, -1, 0)), + glm::lookAt(glm::vec3(0), glm::vec3( 0, 0, -1), glm::vec3(0, -1, 0)), + }; + VkBuffer ubo[6]; VkDeviceMemory ubo_mem[6]; VkDescriptorSet sets[6]; + for (uint32_t i = 0; i < 6; ++i) + { + create_buffer_raw(128, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT, host_vis, ubo[i], ubo_mem[i]); + glm::mat4 mats[2] = { glm::transpose(proj), glm::transpose(views[i]) }; + vkMapMemory(m_device, ubo_mem[i], 0, 128, 0, &mp); std::memcpy(mp, mats, 128); vkUnmapMemory(m_device, ubo_mem[i]); + VkDescriptorSetAllocateInfo dsai{ VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO }; dsai.descriptorPool = pool; dsai.descriptorSetCount = 1; dsai.pSetLayouts = &set_layout; + vkAllocateDescriptorSets(m_device, &dsai, &sets[i]); + VkDescriptorBufferInfo buf_info{ ubo[i], 0, VK_WHOLE_SIZE }; + VkDescriptorImageInfo img_info{ eq_sampler, eq_view, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL }; + VkWriteDescriptorSet ws[2]{}; + ws[0].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; ws[0].dstSet = sets[i]; ws[0].dstBinding = 0; ws[0].descriptorCount = 1; ws[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; ws[0].pBufferInfo = &buf_info; + ws[1].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; ws[1].dstSet = sets[i]; ws[1].dstBinding = 1; ws[1].descriptorCount = 1; ws[1].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; ws[1].pImageInfo = &img_info; + vkUpdateDescriptorSets(m_device, 2, ws, 0, nullptr); + } + + VkCommandBufferAllocateInfo cbai{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO }; + cbai.commandPool = m_command_pool; cbai.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY; cbai.commandBufferCount = 1; + VkCommandBuffer cmd; vkAllocateCommandBuffers(m_device, &cbai, &cmd); + VkCommandBufferBeginInfo bi{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO }; bi.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT; + vkBeginCommandBuffer(cmd, &bi); + VkImageMemoryBarrier to_dst{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; + to_dst.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED; to_dst.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; + to_dst.image = eq_image; to_dst.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; + to_dst.srcAccessMask = 0; to_dst.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; + vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &to_dst); + VkBufferImageCopy copy{}; copy.imageSubresource = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1 }; copy.imageExtent = { (uint32_t)w, (uint32_t)h, 1 }; + vkCmdCopyBufferToImage(cmd, eq_staging, eq_image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, ©); + VkImageMemoryBarrier to_read = to_dst; to_read.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; to_read.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + to_read.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; to_read.dstAccessMask = VK_ACCESS_SHADER_READ_BIT; + vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0, nullptr, 1, &to_read); + + VkClearValue clear{}; clear.color = { { 0, 0, 0, 1 } }; + for (uint32_t i = 0; i < 6; ++i) + { + VkRenderPassBeginInfo rpbi{ VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO }; + rpbi.renderPass = rp; rpbi.framebuffer = face_fb[i]; rpbi.renderArea = { { 0, 0 }, { FACE, FACE } }; rpbi.clearValueCount = 1; rpbi.pClearValues = &clear; + vkCmdBeginRenderPass(cmd, &rpbi, VK_SUBPASS_CONTENTS_INLINE); + vkCmdBindPipeline(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline); + vkCmdBindDescriptorSets(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, playout, 0, 1, &sets[i], 0, nullptr); + VkDeviceSize off = 0; vkCmdBindVertexBuffers(cmd, 0, 1, &cube_vb, &off); + vkCmdDraw(cmd, 36, 1, 0, 0); + vkCmdEndRenderPass(cmd); + } + + { + VkImageMemoryBarrier src0{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; + src0.image = tex->m_image; src0.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 6 }; + src0.oldLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; src0.newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL; + src0.srcAccessMask = VK_ACCESS_SHADER_READ_BIT; src0.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT; + vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &src0); + int32_t mipW = (int32_t)FACE, mipH = (int32_t)FACE; + for (uint32_t m = 1; m < CUBE_MIPS; ++m) + { + int32_t nW = mipW > 1 ? mipW / 2 : 1, nH = mipH > 1 ? mipH / 2 : 1; + VkImageMemoryBarrier bd{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; + bd.image = tex->m_image; bd.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, m, 1, 0, 6 }; + bd.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED; bd.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; + bd.srcAccessMask = 0; bd.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; + vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &bd); + VkImageBlit blit{}; + blit.srcOffsets[1] = { mipW, mipH, 1 }; blit.srcSubresource = { VK_IMAGE_ASPECT_COLOR_BIT, m - 1, 0, 6 }; + blit.dstOffsets[1] = { nW, nH, 1 }; blit.dstSubresource = { VK_IMAGE_ASPECT_COLOR_BIT, m, 0, 6 }; + vkCmdBlitImage(cmd, tex->m_image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, tex->m_image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &blit, VK_FILTER_LINEAR); + VkImageMemoryBarrier bs{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; + bs.image = tex->m_image; bs.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, m, 1, 0, 6 }; + bs.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; bs.newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL; + bs.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; bs.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT; + vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &bs); + mipW = nW; mipH = nH; + } + VkImageMemoryBarrier fin{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; + fin.image = tex->m_image; fin.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, CUBE_MIPS, 0, 6 }; + fin.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL; fin.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + fin.srcAccessMask = VK_ACCESS_TRANSFER_READ_BIT; fin.dstAccessMask = VK_ACCESS_SHADER_READ_BIT; + vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0, nullptr, 1, &fin); + } + + vkEndCommandBuffer(cmd); + VkSubmitInfo si{ VK_STRUCTURE_TYPE_SUBMIT_INFO }; si.commandBufferCount = 1; si.pCommandBuffers = &cmd; + vkQueueSubmit(m_graphics_queue, 1, &si, VK_NULL_HANDLE); vkQueueWaitIdle(m_graphics_queue); + + vkFreeCommandBuffers(m_device, m_command_pool, 1, &cmd); + for (uint32_t i = 0; i < 6; ++i) { vkDestroyBuffer(m_device, ubo[i], nullptr); vkFreeMemory(m_device, ubo_mem[i], nullptr); vkDestroyFramebuffer(m_device, face_fb[i], nullptr); vkDestroyImageView(m_device, face_views[i], nullptr); } + vkDestroyBuffer(m_device, cube_vb, nullptr); vkFreeMemory(m_device, cube_vb_mem, nullptr); + vkDestroyPipeline(m_device, pipeline, nullptr); vkDestroyPipelineLayout(m_device, playout, nullptr); + vkDestroyDescriptorPool(m_device, pool, nullptr); vkDestroyDescriptorSetLayout(m_device, set_layout, nullptr); + vkDestroyRenderPass(m_device, rp, nullptr); + vkDestroySampler(m_device, eq_sampler, nullptr); vkDestroyImageView(m_device, eq_view, nullptr); + vkDestroyImage(m_device, eq_image, nullptr); vkFreeMemory(m_device, eq_mem, nullptr); + vkDestroyBuffer(m_device, eq_staging, nullptr); vkFreeMemory(m_device, eq_staging_mem, nullptr); + DONUT_INFO("Vulkan RHI: HDRI cubemap built from {} ({}x{} equirect -> {}^2 cube)", path, w, h, (int)FACE); + return tex; + } + +} diff --git a/src/platform/vulkan/vulkan_device.cpp b/src/platform/vulkan/vulkan_device.cpp index 45e773e..5d80cff 100644 --- a/src/platform/vulkan/vulkan_device.cpp +++ b/src/platform/vulkan/vulkan_device.cpp @@ -1,1290 +1,183 @@ -#include "vulkan_device.h" - -#include "core/log.h" - -#define GLFW_INCLUDE_VULKAN -#include +#include "vulkan_common.h" #include #include #include -#include -#include -#include "stb_image.h" - -#include -#include -#include -#include -#include #include -#include +#include namespace Donut::RHI { - namespace + auto VulkanDevice::find_memory_type(uint32_t filter, VkMemoryPropertyFlags flags) const -> uint32_t { - constexpr int MAX_FRAMES_IN_FLIGHT = 2; - constexpr uint32_t MAX_BINDINGS = 8; - - #define VKD_CHECK(expr) \ - do { \ - VkResult _r = (expr); \ - if (_r != VK_SUCCESS) { \ - DONUT_ERROR("Vulkan RHI: {} failed ({})", #expr, (int)_r); \ - return false; \ - } \ - } while (0) - - auto vk_format(Format f) -> VkFormat - { - switch (f) { - case Format::RGBA16F: return VK_FORMAT_R16G16B16A16_SFLOAT; - case Format::D32: return VK_FORMAT_D32_SFLOAT; - default: return VK_FORMAT_R8G8B8A8_UNORM; - } - } - auto vk_attr_format(uint32_t comps) -> VkFormat - { - switch (comps) { - case 1: return VK_FORMAT_R32_SFLOAT; - case 2: return VK_FORMAT_R32G32_SFLOAT; - case 3: return VK_FORMAT_R32G32B32_SFLOAT; - default: return VK_FORMAT_R32G32B32A32_SFLOAT; - } - } - auto vk_topology(Topology t) -> VkPrimitiveTopology - { return t == Topology::Lines ? VK_PRIMITIVE_TOPOLOGY_LINE_LIST : VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST; } - auto vk_compare(CompareOp o) -> VkCompareOp - { return o == CompareOp::Always ? VK_COMPARE_OP_ALWAYS : o == CompareOp::LessEqual ? VK_COMPARE_OP_LESS_OR_EQUAL : VK_COMPARE_OP_LESS; } - auto vk_filter(Filter f) -> VkFilter { return f == Filter::Nearest ? VK_FILTER_NEAREST : VK_FILTER_LINEAR; } - auto vk_cull(CullMode c) -> VkCullModeFlags - { return c == CullMode::None ? VK_CULL_MODE_NONE : c == CullMode::Back ? VK_CULL_MODE_BACK_BIT : VK_CULL_MODE_FRONT_BIT; } - - class VulkanDevice; - - // ---- Buffer: host-visible + coherent, persistently mapped ----------- - class VkBufferR : public Buffer - { - public: - VkBufferR(VkDevice d, VkBuffer b, VkDeviceMemory m, void* mapped, size_t size) - : m_device(d), m_buf(b), m_mem(m), m_mapped(mapped), m_size(size) {} - ~VkBufferR() override - { - if (m_mapped) vkUnmapMemory(m_device, m_mem); - if (m_buf) vkDestroyBuffer(m_device, m_buf, nullptr); - if (m_mem) vkFreeMemory(m_device, m_mem, nullptr); - } - auto update(const void* data, size_t size) -> void override - { if (m_mapped) std::memcpy(m_mapped, data, std::min(size, m_size)); } - - VkDevice m_device; VkBuffer m_buf; VkDeviceMemory m_mem; void* m_mapped; size_t m_size; - }; - - // ---- Texture: sampled image (2D or cube). Owns its handles unless it is - // a borrowed wrapper around a render-target view. ------------------ - class VkTextureR : public Texture - { - public: - VkTextureR() = default; - ~VkTextureR() override - { - if (!m_owns) return; - if (m_sampler) vkDestroySampler(m_device, m_sampler, nullptr); - if (m_view) vkDestroyImageView(m_device, m_view, nullptr); - if (m_image) vkDestroyImage(m_device, m_image, nullptr); - if (m_mem) vkFreeMemory(m_device, m_mem, nullptr); - } - VkDevice m_device = VK_NULL_HANDLE; - VkImage m_image = VK_NULL_HANDLE; - VkDeviceMemory m_mem = VK_NULL_HANDLE; - VkImageView m_view = VK_NULL_HANDLE; - VkSampler m_sampler = VK_NULL_HANDLE; - bool m_owns = true; - }; - - // ---- RenderTarget: off-screen colour image + framebuffer ------------ - class VkRenderTargetR : public RenderTarget - { - public: - ~VkRenderTargetR() override - { - if (m_fb) vkDestroyFramebuffer(m_device, m_fb, nullptr); - if (m_sampler) vkDestroySampler(m_device, m_sampler, nullptr); - if (m_view) vkDestroyImageView(m_device, m_view, nullptr); - if (m_image) vkDestroyImage(m_device, m_image, nullptr); - if (m_mem) vkFreeMemory(m_device, m_mem, nullptr); - if (m_depth_view) vkDestroyImageView(m_device, m_depth_view, nullptr); - if (m_depth_image) vkDestroyImage(m_device, m_depth_image, nullptr); - if (m_depth_mem) vkFreeMemory(m_device, m_depth_mem, nullptr); - // m_pass is owned by the device's render-pass cache, not by us. - } - auto width() const -> int override { return m_w; } - auto height() const -> int override { return m_h; } - auto color_texture() -> Texture* override { return &m_color; } - - VkDevice m_device = VK_NULL_HANDLE; - int m_w = 0, m_h = 0; - VkImage m_image = VK_NULL_HANDLE; - VkDeviceMemory m_mem = VK_NULL_HANDLE; - VkImageView m_view = VK_NULL_HANDLE; - VkSampler m_sampler = VK_NULL_HANDLE; - VkFramebuffer m_fb = VK_NULL_HANDLE; - VkRenderPass m_pass = VK_NULL_HANDLE; // borrowed (device pass cache) - bool m_has_depth = false; - VkImage m_depth_image = VK_NULL_HANDLE; - VkDeviceMemory m_depth_mem = VK_NULL_HANDLE; - VkImageView m_depth_view = VK_NULL_HANDLE; - VkTextureR m_color; // borrowed wrapper (view+sampler) for sampling - }; - - // ---- Pipeline ------------------------------------------------------- - class VkPipelineR : public Pipeline - { - public: - ~VkPipelineR() override - { - if (m_pipeline) vkDestroyPipeline(m_device, m_pipeline, nullptr); - if (m_layout) vkDestroyPipelineLayout(m_device, m_layout, nullptr); - if (m_set_layout) vkDestroyDescriptorSetLayout(m_device, m_set_layout, nullptr); - } - VkDevice m_device = VK_NULL_HANDLE; - VkPipeline m_pipeline = VK_NULL_HANDLE; - VkPipelineLayout m_layout = VK_NULL_HANDLE; - VkDescriptorSetLayout m_set_layout = VK_NULL_HANDLE; - std::vector m_resources; - }; - - // ---- CommandList ---------------------------------------------------- - class VkCommandListR : public CommandList - { - public: - auto begin_render_pass(RenderTarget* target, const glm::vec4& clear) -> void override - { - VkClearValue cvs[2]{}; - cvs[0].color = { { clear.r, clear.g, clear.b, clear.a } }; - cvs[1].depthStencil = { 1.0f, 0 }; - VkRenderPassBeginInfo rpbi{ VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO }; - if (target) - { - auto* rt = static_cast(target); - rpbi.renderPass = rt->m_pass; rpbi.framebuffer = rt->m_fb; - rpbi.renderArea = { { 0, 0 }, { (uint32_t)rt->m_w, (uint32_t)rt->m_h } }; - rpbi.clearValueCount = rt->m_has_depth ? 2 : 1; rpbi.pClearValues = cvs; - } - else - { - rpbi.renderPass = m_swapchain_rp; rpbi.framebuffer = m_swapchain_fb; - rpbi.renderArea = { { 0, 0 }, m_extent }; - rpbi.clearValueCount = 2; rpbi.pClearValues = cvs; - } - vkCmdBeginRenderPass(m_cmd, &rpbi, VK_SUBPASS_CONTENTS_INLINE); - } - auto end_render_pass() -> void override { vkCmdEndRenderPass(m_cmd); } - - auto bind_pipeline(Pipeline* p) -> void override - { - m_pipe = static_cast(p); - vkCmdBindPipeline(m_cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, m_pipe->m_pipeline); - } - auto set_viewport(int x, int y, int w, int h, bool flip_y) -> void override - { - VkViewport vp{ (float)x, flip_y ? (float)(y + h) : (float)y, - (float)w, flip_y ? -(float)h : (float)h, 0.0f, 1.0f }; - VkRect2D sc{ { x, y }, { (uint32_t)w, (uint32_t)h } }; - vkCmdSetViewport(m_cmd, 0, 1, &vp); - vkCmdSetScissor(m_cmd, 0, 1, &sc); - } - auto bind_uniform(uint32_t binding, Buffer* ubo) -> void override - { - if (binding >= MAX_BINDINGS) return; - m_buf_info[binding] = { static_cast(ubo)->m_buf, 0, VK_WHOLE_SIZE }; - } - auto bind_texture(uint32_t binding, Texture* texture) -> void override - { - if (binding >= MAX_BINDINGS) return; - auto* t = static_cast(texture); - m_img_info[binding] = { t->m_sampler, t->m_view, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL }; - } - auto bind_vertex_buffer(Buffer* vb) -> void override - { - VkBuffer b = static_cast(vb)->m_buf; VkDeviceSize off = 0; - vkCmdBindVertexBuffers(m_cmd, 0, 1, &b, &off); - } - auto bind_index_buffer(Buffer* ib) -> void override - { vkCmdBindIndexBuffer(m_cmd, static_cast(ib)->m_buf, 0, VK_INDEX_TYPE_UINT32); } - auto draw(uint32_t vertex_count) -> void override - { flush_descriptors(); vkCmdDraw(m_cmd, vertex_count, 1, 0, 0); } - auto draw_indexed(uint32_t index_count) -> void override - { flush_descriptors(); vkCmdDrawIndexed(m_cmd, index_count, 1, 0, 0, 0); } - - // Allocate + write + bind a descriptor set for the current pipeline's - // declared resources, using whatever was bound since bind_pipeline. - auto flush_descriptors() -> void - { - if (!m_pipe || m_pipe->m_resources.empty()) return; - VkDescriptorSetAllocateInfo ai{ VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO }; - ai.descriptorPool = m_frame_pool; ai.descriptorSetCount = 1; ai.pSetLayouts = &m_pipe->m_set_layout; - VkDescriptorSet set = VK_NULL_HANDLE; - if (vkAllocateDescriptorSets(m_device, &ai, &set) != VK_SUCCESS) - { DONUT_ERROR("Vulkan RHI: descriptor set allocation failed"); return; } - - std::array writes{}; - uint32_t n = 0; - for (const auto& r : m_pipe->m_resources) - { - VkWriteDescriptorSet& w = writes[n++]; - w.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; - w.dstSet = set; w.dstBinding = r.binding; w.descriptorCount = 1; - if (r.kind == ResourceKind::UniformBuffer) - { w.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; w.pBufferInfo = &m_buf_info[r.binding]; } - else - { w.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; w.pImageInfo = &m_img_info[r.binding]; } - } - vkUpdateDescriptorSets(m_device, n, writes.data(), 0, nullptr); - vkCmdBindDescriptorSets(m_cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, m_pipe->m_layout, 0, 1, &set, 0, nullptr); - } - - // Set by the device at begin_frame: - VkDevice m_device = VK_NULL_HANDLE; - VkCommandBuffer m_cmd = VK_NULL_HANDLE; - VkRenderPass m_swapchain_rp = VK_NULL_HANDLE; - VkFramebuffer m_swapchain_fb = VK_NULL_HANDLE; - VkExtent2D m_extent{}; - VkDescriptorPool m_frame_pool = VK_NULL_HANDLE; - - VkPipelineR* m_pipe = nullptr; - VkDescriptorBufferInfo m_buf_info[MAX_BINDINGS]{}; - VkDescriptorImageInfo m_img_info[MAX_BINDINGS]{}; - }; - - // ---- Device --------------------------------------------------------- - class VulkanDevice : public Device - { - public: - auto init(const NativeWindow& window) -> bool override; - auto shutdown() -> void override; - auto resize(int width, int height) -> void override { m_framebuffer_resized = true; m_width = width; m_height = height; } - auto wait_idle() -> void override { if (m_device) vkDeviceWaitIdle(m_device); } - - auto create_buffer(BufferType type, size_t size, const void* data) -> Ref override; - auto create_texture(int w, int h, Format format, Filter filter, const void* data) -> Ref override; - auto create_cubemap_from_hdri(const std::string& path) -> Ref override; - auto create_render_target(int w, int h, Format color, Format depth, Filter filter, int mips) -> Ref override; - auto create_pipeline(const PipelineDesc& desc) -> Ref override; - - auto begin_frame(const glm::vec4& clear) -> CommandList* override; - auto end_frame() -> void override; - - auto init_imgui() -> void override; - auto imgui_new_frame() -> void override; - auto imgui_render(CommandList& cmds) -> void override; - - auto device_name() const -> const std::string& override { return m_gpu_name; } - - // --- internals --- - auto find_memory_type(uint32_t filter, VkMemoryPropertyFlags flags) const -> uint32_t; - auto create_buffer_raw(VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags props, VkBuffer& buf, VkDeviceMemory& mem) const -> bool; - auto load_spirv(const std::string& path) const -> std::vector; - auto create_shader_module(const std::string& path, VkShaderModule& out) const -> bool; - - auto create_instance() -> bool; - auto pick_physical_and_device() -> bool; - auto create_swapchain() -> bool; - auto create_image_views() -> bool; - // Render passes are format-driven and cached: a pipeline/target's - // attachment signature (colour + optional depth, present vs sampled) - // maps to one pass. `present` = presented swapchain image. - auto get_render_pass(VkFormat color, VkFormat depth, bool present) -> VkRenderPass; - auto create_depth_and_framebuffers() -> bool; - auto create_command_and_sync() -> bool; - auto recreate_swapchain() -> bool; - auto cleanup_swapchain() -> void; - - GLFWwindow* m_window = nullptr; - int m_width = 0, m_height = 0; - bool m_framebuffer_resized = false; - std::string m_gpu_name; - - VkInstance m_instance = VK_NULL_HANDLE; - VkSurfaceKHR m_surface = VK_NULL_HANDLE; - VkPhysicalDevice m_physical = VK_NULL_HANDLE; - VkDevice m_device = VK_NULL_HANDLE; - uint32_t m_graphics_family = 0, m_present_family = 0; - VkQueue m_graphics_queue = VK_NULL_HANDLE, m_present_queue = VK_NULL_HANDLE; - VkPhysicalDeviceMemoryProperties m_mem_props{}; - - VkSwapchainKHR m_swapchain = VK_NULL_HANDLE; - VkFormat m_swapchain_format = VK_FORMAT_B8G8R8A8_UNORM; - VkExtent2D m_extent{}; - std::vector m_images; - std::vector m_image_views; - VkRenderPass m_swapchain_rp = VK_NULL_HANDLE; // also lives in m_pass_cache - std::unordered_map m_pass_cache; // keyed by (color,depth,present) - std::vector m_framebuffers; - VkImage m_depth_image = VK_NULL_HANDLE; VkDeviceMemory m_depth_mem = VK_NULL_HANDLE; VkImageView m_depth_view = VK_NULL_HANDLE; - - VkCommandPool m_command_pool = VK_NULL_HANDLE; - std::vector m_command_buffers; - std::vector m_image_available; - std::vector m_render_finished; - std::vector m_in_flight; - std::vector m_images_in_flight; - VkFence m_geo_in_use = VK_NULL_HANDLE; - uint32_t m_current_frame = 0, m_image_index = 0; - - std::vector m_frame_pools; // one per frame in flight - VkDescriptorPool m_imgui_pool = VK_NULL_HANDLE; - bool m_imgui = false; - - VkCommandListR m_cmds; - }; - - // ================================================================== - auto VulkanDevice::find_memory_type(uint32_t filter, VkMemoryPropertyFlags flags) const -> uint32_t - { - for (uint32_t i = 0; i < m_mem_props.memoryTypeCount; ++i) - if ((filter & (1u << i)) && (m_mem_props.memoryTypes[i].propertyFlags & flags) == flags) - return i; - return UINT32_MAX; - } - - auto VulkanDevice::create_buffer_raw(VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags props, - VkBuffer& buf, VkDeviceMemory& mem) const -> bool - { - VkBufferCreateInfo bci{ VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO }; - bci.size = size; bci.usage = usage; bci.sharingMode = VK_SHARING_MODE_EXCLUSIVE; - if (vkCreateBuffer(m_device, &bci, nullptr, &buf) != VK_SUCCESS) return false; - VkMemoryRequirements req{}; vkGetBufferMemoryRequirements(m_device, buf, &req); - VkMemoryAllocateInfo ai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; - ai.allocationSize = req.size; ai.memoryTypeIndex = find_memory_type(req.memoryTypeBits, props); - if (vkAllocateMemory(m_device, &ai, nullptr, &mem) != VK_SUCCESS) return false; - vkBindBufferMemory(m_device, buf, mem, 0); - return true; - } - - auto VulkanDevice::load_spirv(const std::string& path) const -> std::vector - { - std::ifstream file(path, std::ios::ate | std::ios::binary); - if (!file.is_open()) return {}; - size_t size = (size_t)file.tellg(); - std::vector data(size / 4); - file.seekg(0); file.read(reinterpret_cast(data.data()), size); - return data; - } - - auto VulkanDevice::create_shader_module(const std::string& path, VkShaderModule& out) const -> bool - { - auto spv = load_spirv(path); - if (spv.empty()) { DONUT_ERROR("Vulkan RHI: failed to load SPIR-V {}", path); return false; } - VkShaderModuleCreateInfo ci{ VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO }; - ci.codeSize = spv.size() * 4; ci.pCode = spv.data(); - return vkCreateShaderModule(m_device, &ci, nullptr, &out) == VK_SUCCESS; - } - - auto VulkanDevice::create_instance() -> bool - { - VkApplicationInfo app{ VK_STRUCTURE_TYPE_APPLICATION_INFO }; - app.pApplicationName = "Donut"; app.apiVersion = VK_API_VERSION_1_2; - - uint32_t glfwExtCount = 0; - const char** glfwExts = glfwGetRequiredInstanceExtensions(&glfwExtCount); - if (!glfwExts) { DONUT_ERROR("Vulkan RHI: GLFW reports no surface support"); return false; } - std::vector exts(glfwExts, glfwExts + glfwExtCount); - exts.push_back(VK_KHR_PORTABILITY_ENUMERATION_EXTENSION_NAME); - exts.push_back(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME); - - std::vector layers; - uint32_t layer_count = 0; vkEnumerateInstanceLayerProperties(&layer_count, nullptr); - std::vector avail(layer_count); - vkEnumerateInstanceLayerProperties(&layer_count, avail.data()); - for (const auto& l : avail) - if (std::strcmp(l.layerName, "VK_LAYER_KHRONOS_validation") == 0) - layers.push_back("VK_LAYER_KHRONOS_validation"); - - VkInstanceCreateInfo ici{ VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO }; - ici.flags = VK_INSTANCE_CREATE_ENUMERATE_PORTABILITY_BIT_KHR; - ici.pApplicationInfo = &app; - ici.enabledExtensionCount = (uint32_t)exts.size(); ici.ppEnabledExtensionNames = exts.data(); - ici.enabledLayerCount = (uint32_t)layers.size(); ici.ppEnabledLayerNames = layers.data(); - VkResult r = vkCreateInstance(&ici, nullptr, &m_instance); - if (r != VK_SUCCESS && !layers.empty()) - { - DONUT_WARN("Vulkan RHI: validation layer unavailable, continuing without it"); - ici.enabledLayerCount = 0; ici.ppEnabledLayerNames = nullptr; - r = vkCreateInstance(&ici, nullptr, &m_instance); - } - if (r != VK_SUCCESS) { DONUT_ERROR("Vulkan RHI: vkCreateInstance failed ({})", (int)r); return false; } - VKD_CHECK(glfwCreateWindowSurface(m_instance, m_window, nullptr, &m_surface)); - DONUT_INFO("Vulkan RHI: instance + surface created (validation {})", layers.empty() ? "off" : "on"); - return true; - } - - auto VulkanDevice::pick_physical_and_device() -> bool - { - uint32_t count = 0; vkEnumeratePhysicalDevices(m_instance, &count, nullptr); - if (count == 0) { DONUT_ERROR("Vulkan RHI: no physical devices"); return false; } - std::vector devices(count); - vkEnumeratePhysicalDevices(m_instance, &count, devices.data()); - m_physical = devices[0]; - - uint32_t q = 0; vkGetPhysicalDeviceQueueFamilyProperties(m_physical, &q, nullptr); - std::vector qfams(q); - vkGetPhysicalDeviceQueueFamilyProperties(m_physical, &q, qfams.data()); - bool fg = false, fp = false; - for (uint32_t i = 0; i < q; ++i) - { - if (!fg && (qfams[i].queueFlags & VK_QUEUE_GRAPHICS_BIT)) { m_graphics_family = i; fg = true; } - VkBool32 present = VK_FALSE; vkGetPhysicalDeviceSurfaceSupportKHR(m_physical, i, m_surface, &present); - if (!fp && present) { m_present_family = i; fp = true; } - } - if (!fg || !fp) { DONUT_ERROR("Vulkan RHI: no graphics/present queue"); return false; } - - std::vector dev_exts = { VK_KHR_SWAPCHAIN_EXTENSION_NAME }; - uint32_t dec = 0; vkEnumerateDeviceExtensionProperties(m_physical, nullptr, &dec, nullptr); - std::vector dep(dec); - vkEnumerateDeviceExtensionProperties(m_physical, nullptr, &dec, dep.data()); - for (const auto& e : dep) - if (std::strcmp(e.extensionName, "VK_KHR_portability_subset") == 0) - dev_exts.push_back("VK_KHR_portability_subset"); - - float priority = 1.0f; - std::vector qcis; - uint32_t families[2] = { m_graphics_family, m_present_family }; - for (uint32_t i = 0; i < (m_graphics_family == m_present_family ? 1u : 2u); ++i) - { - VkDeviceQueueCreateInfo qci{ VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO }; - qci.queueFamilyIndex = families[i]; qci.queueCount = 1; qci.pQueuePriorities = &priority; - qcis.push_back(qci); - } - VkDeviceCreateInfo dci{ VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO }; - dci.queueCreateInfoCount = (uint32_t)qcis.size(); dci.pQueueCreateInfos = qcis.data(); - dci.enabledExtensionCount = (uint32_t)dev_exts.size(); dci.ppEnabledExtensionNames = dev_exts.data(); - VKD_CHECK(vkCreateDevice(m_physical, &dci, nullptr, &m_device)); - vkGetDeviceQueue(m_device, m_graphics_family, 0, &m_graphics_queue); - vkGetDeviceQueue(m_device, m_present_family, 0, &m_present_queue); - - VkPhysicalDeviceProperties props{}; vkGetPhysicalDeviceProperties(m_physical, &props); - vkGetPhysicalDeviceMemoryProperties(m_physical, &m_mem_props); - m_gpu_name = props.deviceName; - DONUT_INFO("Vulkan RHI device: {}", m_gpu_name); - return true; - } - - auto VulkanDevice::create_swapchain() -> bool - { - VkSurfaceCapabilitiesKHR caps{}; - vkGetPhysicalDeviceSurfaceCapabilitiesKHR(m_physical, m_surface, &caps); - uint32_t fc = 0; vkGetPhysicalDeviceSurfaceFormatsKHR(m_physical, m_surface, &fc, nullptr); - std::vector formats(fc); - vkGetPhysicalDeviceSurfaceFormatsKHR(m_physical, m_surface, &fc, formats.data()); - VkSurfaceFormatKHR chosen = formats[0]; - for (const auto& f : formats) - if (f.format == VK_FORMAT_B8G8R8A8_UNORM && f.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR) chosen = f; - m_swapchain_format = chosen.format; - - if (caps.currentExtent.width != UINT32_MAX) m_extent = caps.currentExtent; - else { - m_extent.width = std::clamp((uint32_t)m_width, caps.minImageExtent.width, caps.maxImageExtent.width); - m_extent.height = std::clamp((uint32_t)m_height, caps.minImageExtent.height, caps.maxImageExtent.height); - } - uint32_t image_count = caps.minImageCount + 1; - if (caps.maxImageCount > 0 && image_count > caps.maxImageCount) image_count = caps.maxImageCount; - - VkSwapchainCreateInfoKHR sci{ VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR }; - sci.surface = m_surface; sci.minImageCount = image_count; - sci.imageFormat = chosen.format; sci.imageColorSpace = chosen.colorSpace; - sci.imageExtent = m_extent; sci.imageArrayLayers = 1; - sci.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; - sci.preTransform = caps.currentTransform; sci.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR; - sci.presentMode = VK_PRESENT_MODE_FIFO_KHR; sci.clipped = VK_TRUE; - uint32_t fam[2] = { m_graphics_family, m_present_family }; - if (m_graphics_family != m_present_family) - { sci.imageSharingMode = VK_SHARING_MODE_CONCURRENT; sci.queueFamilyIndexCount = 2; sci.pQueueFamilyIndices = fam; } - else sci.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE; - VKD_CHECK(vkCreateSwapchainKHR(m_device, &sci, nullptr, &m_swapchain)); - uint32_t n = 0; vkGetSwapchainImagesKHR(m_device, m_swapchain, &n, nullptr); - m_images.resize(n); vkGetSwapchainImagesKHR(m_device, m_swapchain, &n, m_images.data()); - return true; - } - - auto VulkanDevice::create_image_views() -> bool - { - m_image_views.resize(m_images.size()); - for (size_t i = 0; i < m_images.size(); ++i) - { - VkImageViewCreateInfo vci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; - vci.image = m_images[i]; vci.viewType = VK_IMAGE_VIEW_TYPE_2D; vci.format = m_swapchain_format; - vci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; - VKD_CHECK(vkCreateImageView(m_device, &vci, nullptr, &m_image_views[i])); - } - return true; - } - - // A render pass for one attachment signature, created once and cached. - // `present` targets (the swapchain) finish PRESENT_SRC and sync on the - // colour-output stage; `sampled` targets (off-screen) finish - // SHADER_READ_ONLY and round-trip through the fragment shader so the next - // pass can sample them. Depth (VK_FORMAT_UNDEFINED = none) is optional. - auto VulkanDevice::get_render_pass(VkFormat color, VkFormat depth, bool present) -> VkRenderPass - { - uint64_t key = (uint64_t)(uint32_t)color - | ((uint64_t)(uint32_t)depth << 24) - | ((uint64_t)(present ? 1 : 0) << 48); - auto it = m_pass_cache.find(key); - if (it != m_pass_cache.end()) return it->second; - - const bool has_depth = depth != VK_FORMAT_UNDEFINED; - VkAttachmentDescription atts[2]{}; - atts[0].format = color; atts[0].samples = VK_SAMPLE_COUNT_1_BIT; - atts[0].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR; atts[0].storeOp = VK_ATTACHMENT_STORE_OP_STORE; - atts[0].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE; atts[0].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE; - atts[0].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED; - atts[0].finalLayout = present ? VK_IMAGE_LAYOUT_PRESENT_SRC_KHR : VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; - atts[1].format = depth; atts[1].samples = VK_SAMPLE_COUNT_1_BIT; - atts[1].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR; atts[1].storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE; - atts[1].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE; atts[1].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE; - atts[1].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED; atts[1].finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL; - VkAttachmentReference color_ref{ 0, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL }; - VkAttachmentReference depth_ref{ 1, VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL }; - VkSubpassDescription subpass{}; subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS; - subpass.colorAttachmentCount = 1; subpass.pColorAttachments = &color_ref; - if (has_depth) subpass.pDepthStencilAttachment = &depth_ref; - - VkSubpassDependency deps[2]{}; - uint32_t dep_count; - if (present) - { - deps[0].srcSubpass = VK_SUBPASS_EXTERNAL; deps[0].dstSubpass = 0; - deps[0].srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT; - deps[0].dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT; - deps[0].dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT; - dep_count = 1; - } - else - { - deps[0].srcSubpass = VK_SUBPASS_EXTERNAL; deps[0].dstSubpass = 0; - deps[0].srcStageMask = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT; deps[0].srcAccessMask = VK_ACCESS_SHADER_READ_BIT; - deps[0].dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; deps[0].dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT; - deps[1].srcSubpass = 0; deps[1].dstSubpass = VK_SUBPASS_EXTERNAL; - deps[1].srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; deps[1].srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT; - deps[1].dstStageMask = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT; deps[1].dstAccessMask = VK_ACCESS_SHADER_READ_BIT; - dep_count = 2; - } - - VkRenderPassCreateInfo rpci{ VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO }; - rpci.attachmentCount = has_depth ? 2 : 1; rpci.pAttachments = atts; - rpci.subpassCount = 1; rpci.pSubpasses = &subpass; - rpci.dependencyCount = dep_count; rpci.pDependencies = deps; - VkRenderPass rp = VK_NULL_HANDLE; - if (vkCreateRenderPass(m_device, &rpci, nullptr, &rp) != VK_SUCCESS) - { DONUT_ERROR("Vulkan RHI: render pass creation failed"); return VK_NULL_HANDLE; } - m_pass_cache[key] = rp; - return rp; - } - - auto VulkanDevice::create_depth_and_framebuffers() -> bool - { - VkImageCreateInfo dici{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; - dici.imageType = VK_IMAGE_TYPE_2D; dici.format = VK_FORMAT_D32_SFLOAT; - dici.extent = { m_extent.width, m_extent.height, 1 }; - dici.mipLevels = 1; dici.arrayLayers = 1; dici.samples = VK_SAMPLE_COUNT_1_BIT; - dici.tiling = VK_IMAGE_TILING_OPTIMAL; dici.usage = VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT; - VKD_CHECK(vkCreateImage(m_device, &dici, nullptr, &m_depth_image)); - VkMemoryRequirements dreq{}; vkGetImageMemoryRequirements(m_device, m_depth_image, &dreq); - VkMemoryAllocateInfo dai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; - dai.allocationSize = dreq.size; dai.memoryTypeIndex = find_memory_type(dreq.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); - VKD_CHECK(vkAllocateMemory(m_device, &dai, nullptr, &m_depth_mem)); - VKD_CHECK(vkBindImageMemory(m_device, m_depth_image, m_depth_mem, 0)); - VkImageViewCreateInfo dvci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; - dvci.image = m_depth_image; dvci.viewType = VK_IMAGE_VIEW_TYPE_2D; dvci.format = VK_FORMAT_D32_SFLOAT; - dvci.subresourceRange = { VK_IMAGE_ASPECT_DEPTH_BIT, 0, 1, 0, 1 }; - VKD_CHECK(vkCreateImageView(m_device, &dvci, nullptr, &m_depth_view)); - - m_framebuffers.resize(m_image_views.size()); - for (size_t i = 0; i < m_image_views.size(); ++i) - { - VkImageView att[2] = { m_image_views[i], m_depth_view }; - VkFramebufferCreateInfo fbci{ VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO }; - fbci.renderPass = m_swapchain_rp; fbci.attachmentCount = 2; fbci.pAttachments = att; - fbci.width = m_extent.width; fbci.height = m_extent.height; fbci.layers = 1; - VKD_CHECK(vkCreateFramebuffer(m_device, &fbci, nullptr, &m_framebuffers[i])); - } - return true; - } - - auto VulkanDevice::create_command_and_sync() -> bool - { - VkCommandPoolCreateInfo pci{ VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO }; - pci.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT; pci.queueFamilyIndex = m_graphics_family; - VKD_CHECK(vkCreateCommandPool(m_device, &pci, nullptr, &m_command_pool)); - m_command_buffers.resize(MAX_FRAMES_IN_FLIGHT); - VkCommandBufferAllocateInfo cbai{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO }; - cbai.commandPool = m_command_pool; cbai.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY; cbai.commandBufferCount = MAX_FRAMES_IN_FLIGHT; - VKD_CHECK(vkAllocateCommandBuffers(m_device, &cbai, m_command_buffers.data())); - - m_image_available.resize(MAX_FRAMES_IN_FLIGHT); - m_in_flight.resize(MAX_FRAMES_IN_FLIGHT); - m_render_finished.resize(m_images.size()); - m_images_in_flight.assign(m_images.size(), VK_NULL_HANDLE); - VkSemaphoreCreateInfo sci{ VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO }; - VkFenceCreateInfo fci{ VK_STRUCTURE_TYPE_FENCE_CREATE_INFO }; fci.flags = VK_FENCE_CREATE_SIGNALED_BIT; - for (int i = 0; i < MAX_FRAMES_IN_FLIGHT; ++i) - { VKD_CHECK(vkCreateSemaphore(m_device, &sci, nullptr, &m_image_available[i])); VKD_CHECK(vkCreateFence(m_device, &fci, nullptr, &m_in_flight[i])); } - for (size_t i = 0; i < m_images.size(); ++i) - VKD_CHECK(vkCreateSemaphore(m_device, &sci, nullptr, &m_render_finished[i])); - - m_frame_pools.resize(MAX_FRAMES_IN_FLIGHT); - VkDescriptorPoolSize sizes[2] = { - { VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 512 }, - { VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 256 }, - }; - for (int i = 0; i < MAX_FRAMES_IN_FLIGHT; ++i) - { - VkDescriptorPoolCreateInfo dpci{ VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO }; - dpci.maxSets = 256; dpci.poolSizeCount = 2; dpci.pPoolSizes = sizes; - VKD_CHECK(vkCreateDescriptorPool(m_device, &dpci, nullptr, &m_frame_pools[i])); - } - return true; - } - - auto VulkanDevice::init(const NativeWindow& window) -> bool - { - m_window = (GLFWwindow*)window.glfw_handle; m_width = window.width; m_height = window.height; - if (!create_instance()) return false; - if (!pick_physical_and_device()) return false; - if (!create_swapchain()) return false; - if (!create_image_views()) return false; - // The swapchain is a "present" target: its colour format + a D32 depth. - m_swapchain_rp = get_render_pass(m_swapchain_format, VK_FORMAT_D32_SFLOAT, true); - if (!m_swapchain_rp) return false; - if (!create_depth_and_framebuffers())return false; - if (!create_command_and_sync()) return false; - DONUT_INFO("Vulkan RHI device ready: {} swapchain images, {}x{}", (int)m_images.size(), m_extent.width, m_extent.height); - return true; - } - - auto VulkanDevice::cleanup_swapchain() -> void - { - for (auto fb : m_framebuffers) vkDestroyFramebuffer(m_device, fb, nullptr); - m_framebuffers.clear(); - if (m_depth_view) { vkDestroyImageView(m_device, m_depth_view, nullptr); m_depth_view = VK_NULL_HANDLE; } - if (m_depth_image) { vkDestroyImage(m_device, m_depth_image, nullptr); m_depth_image = VK_NULL_HANDLE; } - if (m_depth_mem) { vkFreeMemory(m_device, m_depth_mem, nullptr); m_depth_mem = VK_NULL_HANDLE; } - for (auto iv : m_image_views) vkDestroyImageView(m_device, iv, nullptr); - m_image_views.clear(); - if (m_swapchain) { vkDestroySwapchainKHR(m_device, m_swapchain, nullptr); m_swapchain = VK_NULL_HANDLE; } - } - - auto VulkanDevice::recreate_swapchain() -> bool - { - int w = 0, h = 0; glfwGetFramebufferSize(m_window, &w, &h); - while (w == 0 || h == 0) { glfwGetFramebufferSize(m_window, &w, &h); glfwWaitEvents(); } - m_width = w; m_height = h; - vkDeviceWaitIdle(m_device); - cleanup_swapchain(); - if (!create_swapchain()) return false; - if (!create_image_views()) return false; - if (!create_depth_and_framebuffers())return false; - m_images_in_flight.assign(m_images.size(), VK_NULL_HANDLE); - return true; - } - - auto VulkanDevice::create_buffer(BufferType type, size_t size, const void* data) -> Ref - { - VkBufferUsageFlags usage = type == BufferType::Index ? VK_BUFFER_USAGE_INDEX_BUFFER_BIT - : type == BufferType::Uniform ? VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT - : VK_BUFFER_USAGE_VERTEX_BUFFER_BIT; - VkBuffer buf = VK_NULL_HANDLE; VkDeviceMemory mem = VK_NULL_HANDLE; - create_buffer_raw(size, usage, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, buf, mem); - void* mapped = nullptr; vkMapMemory(m_device, mem, 0, size, 0, &mapped); - if (data && mapped) std::memcpy(mapped, data, size); - return create_ref(m_device, buf, mem, mapped, size); - } - - auto VulkanDevice::create_texture(int w, int h, Format format, Filter filter, const void* data) -> Ref - { - auto tex = create_ref(); tex->m_device = m_device; - VkFormat fmt = vk_format(format); - VkImageCreateInfo ici{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; - ici.imageType = VK_IMAGE_TYPE_2D; ici.format = fmt; ici.extent = { (uint32_t)w, (uint32_t)h, 1 }; - ici.mipLevels = 1; ici.arrayLayers = 1; ici.samples = VK_SAMPLE_COUNT_1_BIT; - ici.tiling = VK_IMAGE_TILING_OPTIMAL; ici.usage = VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT; - vkCreateImage(m_device, &ici, nullptr, &tex->m_image); - VkMemoryRequirements req{}; vkGetImageMemoryRequirements(m_device, tex->m_image, &req); - VkMemoryAllocateInfo ai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; - ai.allocationSize = req.size; ai.memoryTypeIndex = find_memory_type(req.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); - vkAllocateMemory(m_device, &ai, nullptr, &tex->m_mem); - vkBindImageMemory(m_device, tex->m_image, tex->m_mem, 0); - - size_t bpp = format == Format::RGBA16F ? 8 : 4; - VkDeviceSize sz = (VkDeviceSize)w * h * bpp; - VkBuffer staging = VK_NULL_HANDLE; VkDeviceMemory staging_mem = VK_NULL_HANDLE; - create_buffer_raw(sz, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, staging, staging_mem); - void* mp = nullptr; vkMapMemory(m_device, staging_mem, 0, sz, 0, &mp); - if (data) std::memcpy(mp, data, sz); else std::memset(mp, 0, sz); - vkUnmapMemory(m_device, staging_mem); - - VkCommandBufferAllocateInfo cbai{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO }; - cbai.commandPool = m_command_pool; cbai.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY; cbai.commandBufferCount = 1; - VkCommandBuffer cmd; vkAllocateCommandBuffers(m_device, &cbai, &cmd); - VkCommandBufferBeginInfo bi{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO }; bi.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT; - vkBeginCommandBuffer(cmd, &bi); - VkImageMemoryBarrier b{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; - b.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED; b.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; - b.image = tex->m_image; b.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; - b.srcAccessMask = 0; b.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; - vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &b); - VkBufferImageCopy copy{}; copy.imageSubresource = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1 }; copy.imageExtent = { (uint32_t)w, (uint32_t)h, 1 }; - vkCmdCopyBufferToImage(cmd, staging, tex->m_image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, ©); - VkImageMemoryBarrier r = b; r.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; r.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; - r.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; r.dstAccessMask = VK_ACCESS_SHADER_READ_BIT; - vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0, nullptr, 1, &r); - vkEndCommandBuffer(cmd); - VkSubmitInfo si{ VK_STRUCTURE_TYPE_SUBMIT_INFO }; si.commandBufferCount = 1; si.pCommandBuffers = &cmd; - vkQueueSubmit(m_graphics_queue, 1, &si, VK_NULL_HANDLE); vkQueueWaitIdle(m_graphics_queue); - vkFreeCommandBuffers(m_device, m_command_pool, 1, &cmd); - vkDestroyBuffer(m_device, staging, nullptr); vkFreeMemory(m_device, staging_mem, nullptr); - - VkImageViewCreateInfo vci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; - vci.image = tex->m_image; vci.viewType = VK_IMAGE_VIEW_TYPE_2D; vci.format = fmt; - vci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; - vkCreateImageView(m_device, &vci, nullptr, &tex->m_view); - VkSamplerCreateInfo smci{ VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO }; - smci.magFilter = vk_filter(filter); smci.minFilter = vk_filter(filter); - smci.addressModeU = smci.addressModeV = smci.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE; - vkCreateSampler(m_device, &smci, nullptr, &tex->m_sampler); - return tex; - } - - auto VulkanDevice::create_render_target(int w, int h, Format color, Format depth, Filter filter, int /*mips*/) -> Ref - { - auto rt = create_ref(); - rt->m_device = m_device; rt->m_w = w; rt->m_h = h; - VkFormat cfmt = (color == Format::Swapchain) ? m_swapchain_format : vk_format(color); - VkImageCreateInfo ici{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; - ici.imageType = VK_IMAGE_TYPE_2D; ici.format = cfmt; ici.extent = { (uint32_t)w, (uint32_t)h, 1 }; - ici.mipLevels = 1; ici.arrayLayers = 1; ici.samples = VK_SAMPLE_COUNT_1_BIT; - ici.tiling = VK_IMAGE_TILING_OPTIMAL; ici.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT; - vkCreateImage(m_device, &ici, nullptr, &rt->m_image); - VkMemoryRequirements req{}; vkGetImageMemoryRequirements(m_device, rt->m_image, &req); - VkMemoryAllocateInfo ai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; - ai.allocationSize = req.size; ai.memoryTypeIndex = find_memory_type(req.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); - vkAllocateMemory(m_device, &ai, nullptr, &rt->m_mem); - vkBindImageMemory(m_device, rt->m_image, rt->m_mem, 0); - VkImageViewCreateInfo vci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; - vci.image = rt->m_image; vci.viewType = VK_IMAGE_VIEW_TYPE_2D; vci.format = cfmt; - vci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; - vkCreateImageView(m_device, &vci, nullptr, &rt->m_view); - VkSamplerCreateInfo smci{ VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO }; - smci.magFilter = vk_filter(filter); smci.minFilter = vk_filter(filter); - smci.addressModeU = smci.addressModeV = smci.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE; - vkCreateSampler(m_device, &smci, nullptr, &rt->m_sampler); - - // Optional depth attachment (for off-screen passes that need a depth test). - rt->m_has_depth = depth != Format::None; - VkFormat dfmt = VK_FORMAT_UNDEFINED; - if (rt->m_has_depth) - { - dfmt = vk_format(depth); - VkImageCreateInfo dici{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; - dici.imageType = VK_IMAGE_TYPE_2D; dici.format = dfmt; dici.extent = { (uint32_t)w, (uint32_t)h, 1 }; - dici.mipLevels = 1; dici.arrayLayers = 1; dici.samples = VK_SAMPLE_COUNT_1_BIT; - dici.tiling = VK_IMAGE_TILING_OPTIMAL; dici.usage = VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT; - vkCreateImage(m_device, &dici, nullptr, &rt->m_depth_image); - VkMemoryRequirements dreq{}; vkGetImageMemoryRequirements(m_device, rt->m_depth_image, &dreq); - VkMemoryAllocateInfo dai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; - dai.allocationSize = dreq.size; dai.memoryTypeIndex = find_memory_type(dreq.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); - vkAllocateMemory(m_device, &dai, nullptr, &rt->m_depth_mem); - vkBindImageMemory(m_device, rt->m_depth_image, rt->m_depth_mem, 0); - VkImageViewCreateInfo dvci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; - dvci.image = rt->m_depth_image; dvci.viewType = VK_IMAGE_VIEW_TYPE_2D; dvci.format = dfmt; - dvci.subresourceRange = { VK_IMAGE_ASPECT_DEPTH_BIT, 0, 1, 0, 1 }; - vkCreateImageView(m_device, &dvci, nullptr, &rt->m_depth_view); - } - - rt->m_pass = get_render_pass(cfmt, dfmt, false); // off-screen (sampled) target - VkImageView atts[2] = { rt->m_view, rt->m_depth_view }; - VkFramebufferCreateInfo fbci{ VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO }; - fbci.renderPass = rt->m_pass; fbci.attachmentCount = rt->m_has_depth ? 2u : 1u; fbci.pAttachments = atts; - fbci.width = w; fbci.height = h; fbci.layers = 1; - vkCreateFramebuffer(m_device, &fbci, nullptr, &rt->m_fb); - - rt->m_color.m_device = m_device; rt->m_color.m_view = rt->m_view; rt->m_color.m_sampler = rt->m_sampler; rt->m_color.m_owns = false; - return rt; - } - - // Builds an environment cubemap from an equirectangular HDRI: render the 6 - // faces with the EquirectToCubemap pipeline, then a full mip chain by - // linear down-blits (so divergence-based LOD reads a blurred sky). Returns - // a Texture owning the cube image/view/sampler. - auto VulkanDevice::create_cubemap_from_hdri(const std::string& path) -> Ref - { - auto tex = create_ref(); tex->m_device = m_device; - const VkMemoryPropertyFlags host_vis = VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT; - const uint32_t FACE = 1024; - const VkFormat cube_fmt = VK_FORMAT_R16G16B16A16_SFLOAT; - uint32_t CUBE_MIPS = 1; for (uint32_t s = FACE; s > 1; s >>= 1) ++CUBE_MIPS; - - VkImageCreateInfo cci{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; - cci.flags = VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT; - cci.imageType = VK_IMAGE_TYPE_2D; cci.format = cube_fmt; cci.extent = { FACE, FACE, 1 }; - cci.mipLevels = CUBE_MIPS; cci.arrayLayers = 6; cci.samples = VK_SAMPLE_COUNT_1_BIT; - cci.tiling = VK_IMAGE_TILING_OPTIMAL; - cci.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT - | VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT; - vkCreateImage(m_device, &cci, nullptr, &tex->m_image); - VkMemoryRequirements creq{}; vkGetImageMemoryRequirements(m_device, tex->m_image, &creq); - VkMemoryAllocateInfo cai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; - cai.allocationSize = creq.size; cai.memoryTypeIndex = find_memory_type(creq.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); - vkAllocateMemory(m_device, &cai, nullptr, &tex->m_mem); - vkBindImageMemory(m_device, tex->m_image, tex->m_mem, 0); - VkImageViewCreateInfo cvci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; - cvci.image = tex->m_image; cvci.viewType = VK_IMAGE_VIEW_TYPE_CUBE; cvci.format = cube_fmt; - cvci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, CUBE_MIPS, 0, 6 }; - vkCreateImageView(m_device, &cvci, nullptr, &tex->m_view); - VkSamplerCreateInfo csm{ VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO }; - csm.magFilter = VK_FILTER_LINEAR; csm.minFilter = VK_FILTER_LINEAR; - csm.mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR; csm.minLod = 0.0f; csm.maxLod = (float)CUBE_MIPS; - csm.addressModeU = csm.addressModeV = csm.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE; - vkCreateSampler(m_device, &csm, nullptr, &tex->m_sampler); - - int w = 0, h = 0, ch = 0; - float* pixels = stbi_loadf(path.c_str(), &w, &h, &ch, 4); - if (!pixels) - { - DONUT_WARN("Vulkan RHI: HDRI '{}' could not be loaded; using a dark background", path); - VkCommandBufferAllocateInfo cbai{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO }; - cbai.commandPool = m_command_pool; cbai.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY; cbai.commandBufferCount = 1; - VkCommandBuffer cmd; vkAllocateCommandBuffers(m_device, &cbai, &cmd); - VkCommandBufferBeginInfo bi{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO }; bi.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT; - vkBeginCommandBuffer(cmd, &bi); - VkImageMemoryBarrier tb{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; - tb.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED; tb.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; - tb.image = tex->m_image; tb.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, CUBE_MIPS, 0, 6 }; - tb.srcAccessMask = 0; tb.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; - vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &tb); - VkClearColorValue dark{}; dark.float32[0] = 0.02f; dark.float32[1] = 0.02f; dark.float32[2] = 0.05f; dark.float32[3] = 1.0f; - VkImageSubresourceRange rng{ VK_IMAGE_ASPECT_COLOR_BIT, 0, CUBE_MIPS, 0, 6 }; - vkCmdClearColorImage(cmd, tex->m_image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, &dark, 1, &rng); - VkImageMemoryBarrier rb = tb; rb.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; rb.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; - rb.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; rb.dstAccessMask = VK_ACCESS_SHADER_READ_BIT; - vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0, nullptr, 1, &rb); - vkEndCommandBuffer(cmd); - VkSubmitInfo si{ VK_STRUCTURE_TYPE_SUBMIT_INFO }; si.commandBufferCount = 1; si.pCommandBuffers = &cmd; - vkQueueSubmit(m_graphics_queue, 1, &si, VK_NULL_HANDLE); vkQueueWaitIdle(m_graphics_queue); - vkFreeCommandBuffers(m_device, m_command_pool, 1, &cmd); - return tex; - } - - const VkFormat eq_fmt = VK_FORMAT_R16G16B16A16_SFLOAT; - size_t texel_count = (size_t)w * h * 4; - VkDeviceSize eq_size = (VkDeviceSize)texel_count * sizeof(uint16_t); - VkBuffer eq_staging; VkDeviceMemory eq_staging_mem; - create_buffer_raw(eq_size, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, host_vis, eq_staging, eq_staging_mem); - void* mp = nullptr; vkMapMemory(m_device, eq_staging_mem, 0, eq_size, 0, &mp); - uint16_t* dst = (uint16_t*)mp; - for (size_t i = 0; i < texel_count; ++i) { __fp16 hf = (__fp16)pixels[i]; std::memcpy(&dst[i], &hf, sizeof(uint16_t)); } - vkUnmapMemory(m_device, eq_staging_mem); - stbi_image_free(pixels); - - VkImage eq_image; VkDeviceMemory eq_mem; - VkImageCreateInfo eci{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; - eci.imageType = VK_IMAGE_TYPE_2D; eci.format = eq_fmt; eci.extent = { (uint32_t)w, (uint32_t)h, 1 }; - eci.mipLevels = 1; eci.arrayLayers = 1; eci.samples = VK_SAMPLE_COUNT_1_BIT; - eci.tiling = VK_IMAGE_TILING_OPTIMAL; eci.usage = VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT; - vkCreateImage(m_device, &eci, nullptr, &eq_image); - VkMemoryRequirements ereq{}; vkGetImageMemoryRequirements(m_device, eq_image, &ereq); - VkMemoryAllocateInfo eai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; - eai.allocationSize = ereq.size; eai.memoryTypeIndex = find_memory_type(ereq.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); - vkAllocateMemory(m_device, &eai, nullptr, &eq_mem); - vkBindImageMemory(m_device, eq_image, eq_mem, 0); - VkImageView eq_view; - VkImageViewCreateInfo evci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; - evci.image = eq_image; evci.viewType = VK_IMAGE_VIEW_TYPE_2D; evci.format = eq_fmt; - evci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; - vkCreateImageView(m_device, &evci, nullptr, &eq_view); - VkSampler eq_sampler; - VkSamplerCreateInfo esm{ VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO }; - esm.magFilter = VK_FILTER_LINEAR; esm.minFilter = VK_FILTER_LINEAR; - esm.addressModeU = VK_SAMPLER_ADDRESS_MODE_REPEAT; - esm.addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE; - esm.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE; - vkCreateSampler(m_device, &esm, nullptr, &eq_sampler); - - VkImageView face_views[6]; - for (uint32_t i = 0; i < 6; ++i) - { - VkImageViewCreateInfo fvci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; - fvci.image = tex->m_image; fvci.viewType = VK_IMAGE_VIEW_TYPE_2D; fvci.format = cube_fmt; - fvci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, i, 1 }; - vkCreateImageView(m_device, &fvci, nullptr, &face_views[i]); - } - - VkAttachmentDescription color{}; - color.format = cube_fmt; color.samples = VK_SAMPLE_COUNT_1_BIT; - color.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR; color.storeOp = VK_ATTACHMENT_STORE_OP_STORE; - color.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE; color.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE; - color.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED; color.finalLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; - VkAttachmentReference ref{ 0, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL }; - VkSubpassDescription subpass{}; subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS; subpass.colorAttachmentCount = 1; subpass.pColorAttachments = &ref; - VkSubpassDependency dep{}; dep.srcSubpass = 0; dep.dstSubpass = VK_SUBPASS_EXTERNAL; - dep.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; dep.srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT; - dep.dstStageMask = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT; dep.dstAccessMask = VK_ACCESS_SHADER_READ_BIT; - VkRenderPass rp; - VkRenderPassCreateInfo rpci{ VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO }; - rpci.attachmentCount = 1; rpci.pAttachments = &color; rpci.subpassCount = 1; rpci.pSubpasses = &subpass; rpci.dependencyCount = 1; rpci.pDependencies = &dep; - vkCreateRenderPass(m_device, &rpci, nullptr, &rp); - VkFramebuffer face_fb[6]; - for (uint32_t i = 0; i < 6; ++i) - { - VkFramebufferCreateInfo fbci{ VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO }; - fbci.renderPass = rp; fbci.attachmentCount = 1; fbci.pAttachments = &face_views[i]; fbci.width = FACE; fbci.height = FACE; fbci.layers = 1; - vkCreateFramebuffer(m_device, &fbci, nullptr, &face_fb[i]); - } - - VkDescriptorSetLayoutBinding binds[2]{}; - binds[0].binding = 0; binds[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; binds[0].descriptorCount = 1; binds[0].stageFlags = VK_SHADER_STAGE_VERTEX_BIT; - binds[1].binding = 1; binds[1].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; binds[1].descriptorCount = 1; binds[1].stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT; - VkDescriptorSetLayout set_layout; - VkDescriptorSetLayoutCreateInfo dslci{ VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO }; dslci.bindingCount = 2; dslci.pBindings = binds; - vkCreateDescriptorSetLayout(m_device, &dslci, nullptr, &set_layout); - VkDescriptorPoolSize psizes[2] = { { VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 6 }, { VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 6 } }; - VkDescriptorPool pool; - VkDescriptorPoolCreateInfo dpci{ VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO }; dpci.maxSets = 6; dpci.poolSizeCount = 2; dpci.pPoolSizes = psizes; - vkCreateDescriptorPool(m_device, &dpci, nullptr, &pool); - - VkShaderModule vmod, fmod; - create_shader_module("assets/shaders/generated/equirect_to_cubemap.vertexMain.spv", vmod); - create_shader_module("assets/shaders/generated/equirect_to_cubemap.fragmentMain.spv", fmod); - VkPipelineLayout playout; - VkPipelineLayoutCreateInfo plci{ VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO }; plci.setLayoutCount = 1; plci.pSetLayouts = &set_layout; - vkCreatePipelineLayout(m_device, &plci, nullptr, &playout); - VkPipelineShaderStageCreateInfo stages[2]{}; - stages[0].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; stages[0].stage = VK_SHADER_STAGE_VERTEX_BIT; stages[0].module = vmod; stages[0].pName = "main"; - stages[1].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; stages[1].stage = VK_SHADER_STAGE_FRAGMENT_BIT; stages[1].module = fmod; stages[1].pName = "main"; - VkVertexInputBindingDescription vib{ 0, 12, VK_VERTEX_INPUT_RATE_VERTEX }; - VkVertexInputAttributeDescription via{ 0, 0, VK_FORMAT_R32G32B32_SFLOAT, 0 }; - VkPipelineVertexInputStateCreateInfo vin{ VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO }; - vin.vertexBindingDescriptionCount = 1; vin.pVertexBindingDescriptions = &vib; vin.vertexAttributeDescriptionCount = 1; vin.pVertexAttributeDescriptions = &via; - VkPipelineInputAssemblyStateCreateInfo ia{ VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO }; ia.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST; - VkViewport vp{ 0, 0, (float)FACE, (float)FACE, 0, 1 }; VkRect2D sc{ { 0, 0 }, { FACE, FACE } }; - VkPipelineViewportStateCreateInfo vps{ VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO }; vps.viewportCount = 1; vps.pViewports = &vp; vps.scissorCount = 1; vps.pScissors = ≻ - VkPipelineRasterizationStateCreateInfo rs{ VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO }; rs.polygonMode = VK_POLYGON_MODE_FILL; rs.cullMode = VK_CULL_MODE_NONE; rs.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE; rs.lineWidth = 1.0f; - VkPipelineMultisampleStateCreateInfo ms{ VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO }; ms.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT; - VkPipelineColorBlendAttachmentState cba{}; cba.colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT; - VkPipelineColorBlendStateCreateInfo cb{ VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO }; cb.attachmentCount = 1; cb.pAttachments = &cba; - VkPipeline pipeline; - VkGraphicsPipelineCreateInfo gpci{ VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO }; - gpci.stageCount = 2; gpci.pStages = stages; gpci.pVertexInputState = &vin; gpci.pInputAssemblyState = &ia; gpci.pViewportState = &vps; - gpci.pRasterizationState = &rs; gpci.pMultisampleState = &ms; gpci.pColorBlendState = &cb; gpci.layout = playout; gpci.renderPass = rp; gpci.subpass = 0; - vkCreateGraphicsPipelines(m_device, VK_NULL_HANDLE, 1, &gpci, nullptr, &pipeline); - vkDestroyShaderModule(m_device, vmod, nullptr); vkDestroyShaderModule(m_device, fmod, nullptr); - - float cube_verts[] = { - -1,1,-1, -1,-1,-1, 1,-1,-1, 1,-1,-1, 1,1,-1, -1,1,-1, - -1,-1,1, -1,-1,-1, -1,1,-1, -1,1,-1, -1,1,1, -1,-1,1, - 1,-1,-1, 1,-1,1, 1,1,1, 1,1,1, 1,1,-1, 1,-1,-1, - -1,-1,1, -1,1,1, 1,1,1, 1,1,1, 1,-1,1, -1,-1,1, - -1,1,-1, 1,1,-1, 1,1,1, 1,1,1, -1,1,1, -1,1,-1, - -1,-1,-1, -1,-1,1, 1,-1,-1, 1,-1,-1, -1,-1,1, 1,-1,1, - }; - VkBuffer cube_vb; VkDeviceMemory cube_vb_mem; - create_buffer_raw(sizeof(cube_verts), VK_BUFFER_USAGE_VERTEX_BUFFER_BIT, host_vis, cube_vb, cube_vb_mem); - vkMapMemory(m_device, cube_vb_mem, 0, sizeof(cube_verts), 0, &mp); std::memcpy(mp, cube_verts, sizeof(cube_verts)); vkUnmapMemory(m_device, cube_vb_mem); - - glm::mat4 proj = glm::perspective(glm::radians(90.0f), 1.0f, 0.1f, 10.0f); - proj[1][1] *= -1.0f; - glm::mat4 views[6] = { - glm::lookAt(glm::vec3(0), glm::vec3( 1, 0, 0), glm::vec3(0, -1, 0)), - glm::lookAt(glm::vec3(0), glm::vec3(-1, 0, 0), glm::vec3(0, -1, 0)), - glm::lookAt(glm::vec3(0), glm::vec3( 0, 1, 0), glm::vec3(0, 0, 1)), - glm::lookAt(glm::vec3(0), glm::vec3( 0, -1, 0), glm::vec3(0, 0, -1)), - glm::lookAt(glm::vec3(0), glm::vec3( 0, 0, 1), glm::vec3(0, -1, 0)), - glm::lookAt(glm::vec3(0), glm::vec3( 0, 0, -1), glm::vec3(0, -1, 0)), - }; - VkBuffer ubo[6]; VkDeviceMemory ubo_mem[6]; VkDescriptorSet sets[6]; - for (uint32_t i = 0; i < 6; ++i) - { - create_buffer_raw(128, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT, host_vis, ubo[i], ubo_mem[i]); - glm::mat4 mats[2] = { glm::transpose(proj), glm::transpose(views[i]) }; - vkMapMemory(m_device, ubo_mem[i], 0, 128, 0, &mp); std::memcpy(mp, mats, 128); vkUnmapMemory(m_device, ubo_mem[i]); - VkDescriptorSetAllocateInfo dsai{ VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO }; dsai.descriptorPool = pool; dsai.descriptorSetCount = 1; dsai.pSetLayouts = &set_layout; - vkAllocateDescriptorSets(m_device, &dsai, &sets[i]); - VkDescriptorBufferInfo buf_info{ ubo[i], 0, VK_WHOLE_SIZE }; - VkDescriptorImageInfo img_info{ eq_sampler, eq_view, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL }; - VkWriteDescriptorSet ws[2]{}; - ws[0].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; ws[0].dstSet = sets[i]; ws[0].dstBinding = 0; ws[0].descriptorCount = 1; ws[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; ws[0].pBufferInfo = &buf_info; - ws[1].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; ws[1].dstSet = sets[i]; ws[1].dstBinding = 1; ws[1].descriptorCount = 1; ws[1].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; ws[1].pImageInfo = &img_info; - vkUpdateDescriptorSets(m_device, 2, ws, 0, nullptr); - } - - VkCommandBufferAllocateInfo cbai{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO }; - cbai.commandPool = m_command_pool; cbai.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY; cbai.commandBufferCount = 1; - VkCommandBuffer cmd; vkAllocateCommandBuffers(m_device, &cbai, &cmd); - VkCommandBufferBeginInfo bi{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO }; bi.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT; - vkBeginCommandBuffer(cmd, &bi); - VkImageMemoryBarrier to_dst{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; - to_dst.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED; to_dst.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; - to_dst.image = eq_image; to_dst.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; - to_dst.srcAccessMask = 0; to_dst.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; - vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &to_dst); - VkBufferImageCopy copy{}; copy.imageSubresource = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1 }; copy.imageExtent = { (uint32_t)w, (uint32_t)h, 1 }; - vkCmdCopyBufferToImage(cmd, eq_staging, eq_image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, ©); - VkImageMemoryBarrier to_read = to_dst; to_read.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; to_read.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; - to_read.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; to_read.dstAccessMask = VK_ACCESS_SHADER_READ_BIT; - vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0, nullptr, 1, &to_read); - - VkClearValue clear{}; clear.color = { { 0, 0, 0, 1 } }; - for (uint32_t i = 0; i < 6; ++i) - { - VkRenderPassBeginInfo rpbi{ VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO }; - rpbi.renderPass = rp; rpbi.framebuffer = face_fb[i]; rpbi.renderArea = { { 0, 0 }, { FACE, FACE } }; rpbi.clearValueCount = 1; rpbi.pClearValues = &clear; - vkCmdBeginRenderPass(cmd, &rpbi, VK_SUBPASS_CONTENTS_INLINE); - vkCmdBindPipeline(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline); - vkCmdBindDescriptorSets(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, playout, 0, 1, &sets[i], 0, nullptr); - VkDeviceSize off = 0; vkCmdBindVertexBuffers(cmd, 0, 1, &cube_vb, &off); - vkCmdDraw(cmd, 36, 1, 0, 0); - vkCmdEndRenderPass(cmd); - } - - { - VkImageMemoryBarrier src0{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; - src0.image = tex->m_image; src0.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 6 }; - src0.oldLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; src0.newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL; - src0.srcAccessMask = VK_ACCESS_SHADER_READ_BIT; src0.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT; - vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &src0); - int32_t mipW = (int32_t)FACE, mipH = (int32_t)FACE; - for (uint32_t m = 1; m < CUBE_MIPS; ++m) - { - int32_t nW = mipW > 1 ? mipW / 2 : 1, nH = mipH > 1 ? mipH / 2 : 1; - VkImageMemoryBarrier bd{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; - bd.image = tex->m_image; bd.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, m, 1, 0, 6 }; - bd.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED; bd.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; - bd.srcAccessMask = 0; bd.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; - vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &bd); - VkImageBlit blit{}; - blit.srcOffsets[1] = { mipW, mipH, 1 }; blit.srcSubresource = { VK_IMAGE_ASPECT_COLOR_BIT, m - 1, 0, 6 }; - blit.dstOffsets[1] = { nW, nH, 1 }; blit.dstSubresource = { VK_IMAGE_ASPECT_COLOR_BIT, m, 0, 6 }; - vkCmdBlitImage(cmd, tex->m_image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, tex->m_image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &blit, VK_FILTER_LINEAR); - VkImageMemoryBarrier bs{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; - bs.image = tex->m_image; bs.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, m, 1, 0, 6 }; - bs.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; bs.newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL; - bs.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; bs.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT; - vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &bs); - mipW = nW; mipH = nH; - } - VkImageMemoryBarrier fin{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; - fin.image = tex->m_image; fin.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, CUBE_MIPS, 0, 6 }; - fin.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL; fin.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; - fin.srcAccessMask = VK_ACCESS_TRANSFER_READ_BIT; fin.dstAccessMask = VK_ACCESS_SHADER_READ_BIT; - vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0, nullptr, 1, &fin); - } - - vkEndCommandBuffer(cmd); - VkSubmitInfo si{ VK_STRUCTURE_TYPE_SUBMIT_INFO }; si.commandBufferCount = 1; si.pCommandBuffers = &cmd; - vkQueueSubmit(m_graphics_queue, 1, &si, VK_NULL_HANDLE); vkQueueWaitIdle(m_graphics_queue); - - vkFreeCommandBuffers(m_device, m_command_pool, 1, &cmd); - for (uint32_t i = 0; i < 6; ++i) { vkDestroyBuffer(m_device, ubo[i], nullptr); vkFreeMemory(m_device, ubo_mem[i], nullptr); vkDestroyFramebuffer(m_device, face_fb[i], nullptr); vkDestroyImageView(m_device, face_views[i], nullptr); } - vkDestroyBuffer(m_device, cube_vb, nullptr); vkFreeMemory(m_device, cube_vb_mem, nullptr); - vkDestroyPipeline(m_device, pipeline, nullptr); vkDestroyPipelineLayout(m_device, playout, nullptr); - vkDestroyDescriptorPool(m_device, pool, nullptr); vkDestroyDescriptorSetLayout(m_device, set_layout, nullptr); - vkDestroyRenderPass(m_device, rp, nullptr); - vkDestroySampler(m_device, eq_sampler, nullptr); vkDestroyImageView(m_device, eq_view, nullptr); - vkDestroyImage(m_device, eq_image, nullptr); vkFreeMemory(m_device, eq_mem, nullptr); - vkDestroyBuffer(m_device, eq_staging, nullptr); vkFreeMemory(m_device, eq_staging_mem, nullptr); - DONUT_INFO("Vulkan RHI: HDRI cubemap built from {} ({}x{} equirect -> {}^2 cube)", path, w, h, (int)FACE); - return tex; - } - - auto VulkanDevice::create_pipeline(const PipelineDesc& desc) -> Ref - { - auto p = create_ref(); p->m_device = m_device; p->m_resources = desc.resources; - - std::vector binds; - for (const auto& r : desc.resources) - { - VkDescriptorSetLayoutBinding b{}; - b.binding = r.binding; b.descriptorCount = 1; - b.descriptorType = r.kind == ResourceKind::UniformBuffer ? VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER : VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; - b.stageFlags = VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT; - binds.push_back(b); - } - VkDescriptorSetLayoutCreateInfo dslci{ VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO }; - dslci.bindingCount = (uint32_t)binds.size(); dslci.pBindings = binds.data(); - vkCreateDescriptorSetLayout(m_device, &dslci, nullptr, &p->m_set_layout); - VkPipelineLayoutCreateInfo plci{ VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO }; - plci.setLayoutCount = 1; plci.pSetLayouts = &p->m_set_layout; - vkCreatePipelineLayout(m_device, &plci, nullptr, &p->m_layout); - - VkShaderModule vmod = VK_NULL_HANDLE, fmod = VK_NULL_HANDLE; - if (!create_shader_module("assets/shaders/generated/" + desc.shader + ".vertexMain.spv", vmod) || - !create_shader_module("assets/shaders/generated/" + desc.shader + ".fragmentMain.spv", fmod)) - { DONUT_ERROR("Vulkan RHI: shader '{}' modules failed", desc.shader); return p; } - VkPipelineShaderStageCreateInfo stages[2]{}; - stages[0].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; stages[0].stage = VK_SHADER_STAGE_VERTEX_BIT; stages[0].module = vmod; stages[0].pName = "main"; - stages[1].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; stages[1].stage = VK_SHADER_STAGE_FRAGMENT_BIT; stages[1].module = fmod; stages[1].pName = "main"; - - VkVertexInputBindingDescription vib{ 0, desc.vertex_layout.stride, VK_VERTEX_INPUT_RATE_VERTEX }; - std::vector vias; - for (const auto& a : desc.vertex_layout.attributes) - vias.push_back({ a.location, 0, vk_attr_format(a.components), a.offset }); - VkPipelineVertexInputStateCreateInfo vin{ VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO }; - vin.vertexBindingDescriptionCount = desc.vertex_layout.stride ? 1 : 0; vin.pVertexBindingDescriptions = &vib; - vin.vertexAttributeDescriptionCount = (uint32_t)vias.size(); vin.pVertexAttributeDescriptions = vias.data(); + for (uint32_t i = 0; i < m_mem_props.memoryTypeCount; ++i) + if ((filter & (1u << i)) && (m_mem_props.memoryTypes[i].propertyFlags & flags) == flags) + return i; + return UINT32_MAX; + } - VkPipelineInputAssemblyStateCreateInfo ia{ VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO }; ia.topology = vk_topology(desc.topology); - VkPipelineViewportStateCreateInfo vps{ VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO }; vps.viewportCount = 1; vps.scissorCount = 1; - VkDynamicState dyn[2] = { VK_DYNAMIC_STATE_VIEWPORT, VK_DYNAMIC_STATE_SCISSOR }; - VkPipelineDynamicStateCreateInfo dsci{ VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO }; dsci.dynamicStateCount = 2; dsci.pDynamicStates = dyn; - VkPipelineRasterizationStateCreateInfo rs{ VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO }; - rs.polygonMode = VK_POLYGON_MODE_FILL; rs.cullMode = vk_cull(desc.cull); rs.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE; rs.lineWidth = 1.0f; - VkPipelineMultisampleStateCreateInfo ms{ VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO }; ms.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT; - VkPipelineDepthStencilStateCreateInfo ds{ VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO }; - ds.depthTestEnable = desc.depth_test ? VK_TRUE : VK_FALSE; ds.depthWriteEnable = desc.depth_write ? VK_TRUE : VK_FALSE; ds.depthCompareOp = vk_compare(desc.depth_op); - VkPipelineColorBlendAttachmentState cba{}; - cba.colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT; - if (desc.blend == BlendMode::AlphaBlend) - { - cba.blendEnable = VK_TRUE; - cba.srcColorBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA; cba.dstColorBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA; cba.colorBlendOp = VK_BLEND_OP_ADD; - cba.srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE; cba.dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO; cba.alphaBlendOp = VK_BLEND_OP_ADD; - } - VkPipelineColorBlendStateCreateInfo cb{ VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO }; cb.attachmentCount = 1; cb.pAttachments = &cba; + auto VulkanDevice::create_buffer_raw(VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags props, + VkBuffer& buf, VkDeviceMemory& mem) const -> bool + { + VkBufferCreateInfo bci{ VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO }; + bci.size = size; bci.usage = usage; bci.sharingMode = VK_SHARING_MODE_EXCLUSIVE; + if (vkCreateBuffer(m_device, &bci, nullptr, &buf) != VK_SUCCESS) return false; + VkMemoryRequirements req{}; vkGetBufferMemoryRequirements(m_device, buf, &req); + VkMemoryAllocateInfo ai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; + ai.allocationSize = req.size; ai.memoryTypeIndex = find_memory_type(req.memoryTypeBits, props); + if (vkAllocateMemory(m_device, &ai, nullptr, &mem) != VK_SUCCESS) return false; + vkBindBufferMemory(m_device, buf, mem, 0); + return true; + } - VkGraphicsPipelineCreateInfo gpci{ VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO }; - gpci.stageCount = 2; gpci.pStages = stages; - gpci.pVertexInputState = &vin; gpci.pInputAssemblyState = &ia; gpci.pViewportState = &vps; - gpci.pRasterizationState = &rs; gpci.pMultisampleState = &ms; gpci.pColorBlendState = &cb; gpci.pDynamicState = &dsci; - // Resolve the target's attachment signature to a (cached) render pass. - // Pipeline<->pass compatibility is by attachment format, so this is the - // same pass the matching swapchain / render target renders into. - VkFormat pcolor = (desc.target.color == Format::Swapchain) ? m_swapchain_format : vk_format(desc.target.color); - VkFormat pdepth = (desc.target.depth == Format::None) ? VK_FORMAT_UNDEFINED : vk_format(desc.target.depth); - bool present = desc.target.color == Format::Swapchain; - if (pdepth != VK_FORMAT_UNDEFINED) gpci.pDepthStencilState = &ds; - gpci.layout = p->m_layout; - gpci.renderPass = get_render_pass(pcolor, pdepth, present); - gpci.subpass = 0; - VkResult pr = vkCreateGraphicsPipelines(m_device, VK_NULL_HANDLE, 1, &gpci, nullptr, &p->m_pipeline); - vkDestroyShaderModule(m_device, vmod, nullptr); vkDestroyShaderModule(m_device, fmod, nullptr); - if (pr != VK_SUCCESS) DONUT_ERROR("Vulkan RHI: pipeline '{}' creation failed ({})", desc.shader, (int)pr); - return p; - } + auto VulkanDevice::load_spirv(const std::string& path) const -> std::vector + { + std::ifstream file(path, std::ios::ate | std::ios::binary); + if (!file.is_open()) return {}; + size_t size = (size_t)file.tellg(); + std::vector data(size / 4); + file.seekg(0); file.read(reinterpret_cast(data.data()), size); + return data; + } - auto VulkanDevice::begin_frame(const glm::vec4&) -> CommandList* - { - if (m_device == VK_NULL_HANDLE) return nullptr; - vkWaitForFences(m_device, 1, &m_in_flight[m_current_frame], VK_TRUE, UINT64_MAX); - VkResult r = vkAcquireNextImageKHR(m_device, m_swapchain, UINT64_MAX, m_image_available[m_current_frame], VK_NULL_HANDLE, &m_image_index); - if (r == VK_ERROR_OUT_OF_DATE_KHR) { recreate_swapchain(); return nullptr; } - if (r != VK_SUCCESS && r != VK_SUBOPTIMAL_KHR) { DONUT_ERROR("Vulkan RHI: acquire failed ({})", (int)r); return nullptr; } - if (m_images_in_flight[m_image_index] != VK_NULL_HANDLE) - vkWaitForFences(m_device, 1, &m_images_in_flight[m_image_index], VK_TRUE, UINT64_MAX); - m_images_in_flight[m_image_index] = m_in_flight[m_current_frame]; - if (m_geo_in_use != VK_NULL_HANDLE) - vkWaitForFences(m_device, 1, &m_geo_in_use, VK_TRUE, UINT64_MAX); + auto VulkanDevice::create_shader_module(const std::string& path, VkShaderModule& out) const -> bool + { + auto spv = load_spirv(path); + if (spv.empty()) { DONUT_ERROR("Vulkan RHI: failed to load SPIR-V {}", path); return false; } + VkShaderModuleCreateInfo ci{ VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO }; + ci.codeSize = spv.size() * 4; ci.pCode = spv.data(); + return vkCreateShaderModule(m_device, &ci, nullptr, &out) == VK_SUCCESS; + } - vkResetDescriptorPool(m_device, m_frame_pools[m_current_frame], 0); - VkCommandBuffer cmd = m_command_buffers[m_current_frame]; - vkResetCommandBuffer(cmd, 0); - VkCommandBufferBeginInfo bi{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO }; - vkBeginCommandBuffer(cmd, &bi); - m_cmds.m_device = m_device; m_cmds.m_cmd = cmd; - m_cmds.m_swapchain_rp = m_swapchain_rp; - m_cmds.m_swapchain_fb = m_framebuffers[m_image_index]; m_cmds.m_extent = m_extent; - m_cmds.m_frame_pool = m_frame_pools[m_current_frame]; m_cmds.m_pipe = nullptr; - return &m_cmds; - } + auto VulkanDevice::init(const NativeWindow& window) -> bool + { + m_window = (GLFWwindow*)window.glfw_handle; m_width = window.width; m_height = window.height; + if (!create_instance()) return false; + if (!pick_physical_and_device()) return false; + if (!create_swapchain()) return false; + if (!create_image_views()) return false; + // The swapchain is a "present" target: its colour format + a D32 depth. + m_swapchain_rp = get_render_pass(m_swapchain_format, VK_FORMAT_D32_SFLOAT, true); + if (!m_swapchain_rp) return false; + if (!create_depth_and_framebuffers())return false; + if (!create_command_and_sync()) return false; + DONUT_INFO("Vulkan RHI device ready: {} swapchain images, {}x{}", (int)m_images.size(), m_extent.width, m_extent.height); + return true; + } - auto VulkanDevice::end_frame() -> void - { - VkCommandBuffer cmd = m_command_buffers[m_current_frame]; - vkEndCommandBuffer(cmd); - VkPipelineStageFlags wait_stage = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; - VkSubmitInfo submit{ VK_STRUCTURE_TYPE_SUBMIT_INFO }; - submit.waitSemaphoreCount = 1; submit.pWaitSemaphores = &m_image_available[m_current_frame]; submit.pWaitDstStageMask = &wait_stage; - submit.commandBufferCount = 1; submit.pCommandBuffers = &cmd; - submit.signalSemaphoreCount = 1; submit.pSignalSemaphores = &m_render_finished[m_image_index]; - vkResetFences(m_device, 1, &m_in_flight[m_current_frame]); - if (vkQueueSubmit(m_graphics_queue, 1, &submit, m_in_flight[m_current_frame]) != VK_SUCCESS) - { DONUT_ERROR("Vulkan RHI: queue submit failed"); return; } - m_geo_in_use = m_in_flight[m_current_frame]; - VkPresentInfoKHR present{ VK_STRUCTURE_TYPE_PRESENT_INFO_KHR }; - present.waitSemaphoreCount = 1; present.pWaitSemaphores = &m_render_finished[m_image_index]; - present.swapchainCount = 1; present.pSwapchains = &m_swapchain; present.pImageIndices = &m_image_index; - VkResult r = vkQueuePresentKHR(m_present_queue, &present); - if (r == VK_ERROR_OUT_OF_DATE_KHR || r == VK_SUBOPTIMAL_KHR || m_framebuffer_resized) - { m_framebuffer_resized = false; recreate_swapchain(); } - m_current_frame = (m_current_frame + 1) % MAX_FRAMES_IN_FLIGHT; - } + auto VulkanDevice::begin_frame(const glm::vec4&) -> CommandList* + { + if (m_device == VK_NULL_HANDLE) return nullptr; + vkWaitForFences(m_device, 1, &m_in_flight[m_current_frame], VK_TRUE, UINT64_MAX); + VkResult r = vkAcquireNextImageKHR(m_device, m_swapchain, UINT64_MAX, m_image_available[m_current_frame], VK_NULL_HANDLE, &m_image_index); + if (r == VK_ERROR_OUT_OF_DATE_KHR) { recreate_swapchain(); return nullptr; } + if (r != VK_SUCCESS && r != VK_SUBOPTIMAL_KHR) { DONUT_ERROR("Vulkan RHI: acquire failed ({})", (int)r); return nullptr; } + if (m_images_in_flight[m_image_index] != VK_NULL_HANDLE) + vkWaitForFences(m_device, 1, &m_images_in_flight[m_image_index], VK_TRUE, UINT64_MAX); + m_images_in_flight[m_image_index] = m_in_flight[m_current_frame]; + if (m_geo_in_use != VK_NULL_HANDLE) + vkWaitForFences(m_device, 1, &m_geo_in_use, VK_TRUE, UINT64_MAX); + + vkResetDescriptorPool(m_device, m_frame_pools[m_current_frame], 0); + VkCommandBuffer cmd = m_command_buffers[m_current_frame]; + vkResetCommandBuffer(cmd, 0); + VkCommandBufferBeginInfo bi{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO }; + vkBeginCommandBuffer(cmd, &bi); + + m_cmds.m_device = m_device; m_cmds.m_cmd = cmd; + m_cmds.m_swapchain_rp = m_swapchain_rp; + m_cmds.m_swapchain_fb = m_framebuffers[m_image_index]; m_cmds.m_extent = m_extent; + m_cmds.m_frame_pool = m_frame_pools[m_current_frame]; m_cmds.m_pipe = nullptr; + return &m_cmds; + } - auto VulkanDevice::init_imgui() -> void - { - VkDescriptorPoolSize pool_size{ VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1000 }; - VkDescriptorPoolCreateInfo dpci{ VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO }; - dpci.flags = VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT; dpci.maxSets = 1000; - dpci.poolSizeCount = 1; dpci.pPoolSizes = &pool_size; - vkCreateDescriptorPool(m_device, &dpci, nullptr, &m_imgui_pool); + auto VulkanDevice::end_frame() -> void + { + VkCommandBuffer cmd = m_command_buffers[m_current_frame]; + vkEndCommandBuffer(cmd); + VkPipelineStageFlags wait_stage = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; + VkSubmitInfo submit{ VK_STRUCTURE_TYPE_SUBMIT_INFO }; + submit.waitSemaphoreCount = 1; submit.pWaitSemaphores = &m_image_available[m_current_frame]; submit.pWaitDstStageMask = &wait_stage; + submit.commandBufferCount = 1; submit.pCommandBuffers = &cmd; + submit.signalSemaphoreCount = 1; submit.pSignalSemaphores = &m_render_finished[m_image_index]; + vkResetFences(m_device, 1, &m_in_flight[m_current_frame]); + if (vkQueueSubmit(m_graphics_queue, 1, &submit, m_in_flight[m_current_frame]) != VK_SUCCESS) + { DONUT_ERROR("Vulkan RHI: queue submit failed"); return; } + m_geo_in_use = m_in_flight[m_current_frame]; + + VkPresentInfoKHR present{ VK_STRUCTURE_TYPE_PRESENT_INFO_KHR }; + present.waitSemaphoreCount = 1; present.pWaitSemaphores = &m_render_finished[m_image_index]; + present.swapchainCount = 1; present.pSwapchains = &m_swapchain; present.pImageIndices = &m_image_index; + VkResult r = vkQueuePresentKHR(m_present_queue, &present); + if (r == VK_ERROR_OUT_OF_DATE_KHR || r == VK_SUBOPTIMAL_KHR || m_framebuffer_resized) + { m_framebuffer_resized = false; recreate_swapchain(); } + m_current_frame = (m_current_frame + 1) % MAX_FRAMES_IN_FLIGHT; + } - IMGUI_CHECKVERSION(); ImGui::CreateContext(); - ImGui::GetIO().ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard; - ImGui::GetIO().ConfigFlags |= ImGuiConfigFlags_DockingEnable; - ImGui::StyleColorsDark(); - ImGui_ImplGlfw_InitForVulkan(m_window, true); - ImGui_ImplVulkan_InitInfo info{}; - info.ApiVersion = VK_API_VERSION_1_2; info.Instance = m_instance; info.PhysicalDevice = m_physical; - info.Device = m_device; info.QueueFamily = m_graphics_family; info.Queue = m_graphics_queue; - info.DescriptorPool = m_imgui_pool; info.RenderPass = m_swapchain_rp; - info.MinImageCount = 2; info.ImageCount = (uint32_t)m_images.size(); info.MSAASamples = VK_SAMPLE_COUNT_1_BIT; - if (!ImGui_ImplVulkan_Init(&info)) { DONUT_ERROR("Vulkan RHI: ImGui_ImplVulkan_Init failed"); return; } - m_imgui = true; - DONUT_INFO("Vulkan RHI: ImGui backend initialized"); - } + auto VulkanDevice::init_imgui() -> void + { + VkDescriptorPoolSize pool_size{ VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1000 }; + VkDescriptorPoolCreateInfo dpci{ VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO }; + dpci.flags = VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT; dpci.maxSets = 1000; + dpci.poolSizeCount = 1; dpci.pPoolSizes = &pool_size; + vkCreateDescriptorPool(m_device, &dpci, nullptr, &m_imgui_pool); + + IMGUI_CHECKVERSION(); ImGui::CreateContext(); + ImGui::GetIO().ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard; + ImGui::GetIO().ConfigFlags |= ImGuiConfigFlags_DockingEnable; + ImGui::StyleColorsDark(); + ImGui_ImplGlfw_InitForVulkan(m_window, true); + ImGui_ImplVulkan_InitInfo info{}; + info.ApiVersion = VK_API_VERSION_1_2; info.Instance = m_instance; info.PhysicalDevice = m_physical; + info.Device = m_device; info.QueueFamily = m_graphics_family; info.Queue = m_graphics_queue; + info.DescriptorPool = m_imgui_pool; info.RenderPass = m_swapchain_rp; + info.MinImageCount = 2; info.ImageCount = (uint32_t)m_images.size(); info.MSAASamples = VK_SAMPLE_COUNT_1_BIT; + if (!ImGui_ImplVulkan_Init(&info)) { DONUT_ERROR("Vulkan RHI: ImGui_ImplVulkan_Init failed"); return; } + m_imgui = true; + DONUT_INFO("Vulkan RHI: ImGui backend initialized"); + } - auto VulkanDevice::imgui_new_frame() -> void - { - if (!m_imgui) return; - ImGui_ImplVulkan_NewFrame(); ImGui_ImplGlfw_NewFrame(); ImGui::NewFrame(); - } + auto VulkanDevice::imgui_new_frame() -> void + { + if (!m_imgui) return; + ImGui_ImplVulkan_NewFrame(); ImGui_ImplGlfw_NewFrame(); ImGui::NewFrame(); + } - auto VulkanDevice::imgui_render(CommandList& cmds) -> void - { - if (!m_imgui) return; - ImGui::Render(); - ImGui_ImplVulkan_RenderDrawData(ImGui::GetDrawData(), static_cast(cmds).m_cmd); - } + auto VulkanDevice::imgui_render(CommandList& cmds) -> void + { + if (!m_imgui) return; + ImGui::Render(); + ImGui_ImplVulkan_RenderDrawData(ImGui::GetDrawData(), static_cast(cmds).m_cmd); + } - auto VulkanDevice::shutdown() -> void - { - if (m_device == VK_NULL_HANDLE) - { - if (m_instance && m_surface) { vkDestroySurfaceKHR(m_instance, m_surface, nullptr); m_surface = VK_NULL_HANDLE; } - if (m_instance) { vkDestroyInstance(m_instance, nullptr); m_instance = VK_NULL_HANDLE; } - return; - } - vkDeviceWaitIdle(m_device); - if (m_imgui) { ImGui_ImplVulkan_Shutdown(); ImGui_ImplGlfw_Shutdown(); ImGui::DestroyContext(); m_imgui = false; } - if (m_imgui_pool) vkDestroyDescriptorPool(m_device, m_imgui_pool, nullptr); - for (auto p : m_frame_pools) vkDestroyDescriptorPool(m_device, p, nullptr); - m_frame_pools.clear(); - for (auto s : m_render_finished) vkDestroySemaphore(m_device, s, nullptr); - for (auto s : m_image_available) vkDestroySemaphore(m_device, s, nullptr); - for (auto f : m_in_flight) vkDestroyFence(m_device, f, nullptr); - m_render_finished.clear(); m_image_available.clear(); m_in_flight.clear(); - if (m_command_pool) vkDestroyCommandPool(m_device, m_command_pool, nullptr); - for (auto& [key, rp] : m_pass_cache) vkDestroyRenderPass(m_device, rp, nullptr); - m_pass_cache.clear(); m_swapchain_rp = VK_NULL_HANDLE; - cleanup_swapchain(); - vkDestroyDevice(m_device, nullptr); m_device = VK_NULL_HANDLE; - if (m_surface) vkDestroySurfaceKHR(m_instance, m_surface, nullptr); - if (m_instance) vkDestroyInstance(m_instance, nullptr); - m_surface = VK_NULL_HANDLE; m_instance = VK_NULL_HANDLE; - } + auto VulkanDevice::shutdown() -> void + { + if (m_device == VK_NULL_HANDLE) + { + if (m_instance && m_surface) { vkDestroySurfaceKHR(m_instance, m_surface, nullptr); m_surface = VK_NULL_HANDLE; } + if (m_instance) { vkDestroyInstance(m_instance, nullptr); m_instance = VK_NULL_HANDLE; } + return; + } + vkDeviceWaitIdle(m_device); + if (m_imgui) { ImGui_ImplVulkan_Shutdown(); ImGui_ImplGlfw_Shutdown(); ImGui::DestroyContext(); m_imgui = false; } + if (m_imgui_pool) vkDestroyDescriptorPool(m_device, m_imgui_pool, nullptr); + for (auto p : m_frame_pools) vkDestroyDescriptorPool(m_device, p, nullptr); + m_frame_pools.clear(); + for (auto s : m_render_finished) vkDestroySemaphore(m_device, s, nullptr); + for (auto s : m_image_available) vkDestroySemaphore(m_device, s, nullptr); + for (auto f : m_in_flight) vkDestroyFence(m_device, f, nullptr); + m_render_finished.clear(); m_image_available.clear(); m_in_flight.clear(); + if (m_command_pool) vkDestroyCommandPool(m_device, m_command_pool, nullptr); + for (auto& [key, rp] : m_pass_cache) vkDestroyRenderPass(m_device, rp, nullptr); + m_pass_cache.clear(); m_swapchain_rp = VK_NULL_HANDLE; + cleanup_swapchain(); + vkDestroyDevice(m_device, nullptr); m_device = VK_NULL_HANDLE; + if (m_surface) vkDestroySurfaceKHR(m_instance, m_surface, nullptr); + if (m_instance) vkDestroyInstance(m_instance, nullptr); + m_surface = VK_NULL_HANDLE; m_instance = VK_NULL_HANDLE; } auto create_vulkan_device() -> Scope { return create_scope(); } diff --git a/src/platform/vulkan/vulkan_resources.cpp b/src/platform/vulkan/vulkan_resources.cpp new file mode 100644 index 0000000..e40ded3 --- /dev/null +++ b/src/platform/vulkan/vulkan_resources.cpp @@ -0,0 +1,209 @@ +#include "vulkan_common.h" + +namespace Donut::RHI +{ + auto VulkanDevice::create_buffer(BufferType type, size_t size, const void* data) -> Ref + { + VkBufferUsageFlags usage = type == BufferType::Index ? VK_BUFFER_USAGE_INDEX_BUFFER_BIT + : type == BufferType::Uniform ? VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT + : VK_BUFFER_USAGE_VERTEX_BUFFER_BIT; + VkBuffer buf = VK_NULL_HANDLE; VkDeviceMemory mem = VK_NULL_HANDLE; + create_buffer_raw(size, usage, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, buf, mem); + void* mapped = nullptr; vkMapMemory(m_device, mem, 0, size, 0, &mapped); + if (data && mapped) std::memcpy(mapped, data, size); + return create_ref(m_device, buf, mem, mapped, size); + } + + auto VulkanDevice::create_texture(int w, int h, Format format, Filter filter, const void* data) -> Ref + { + auto tex = create_ref(); tex->m_device = m_device; + VkFormat fmt = vk_format(format); + VkImageCreateInfo ici{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; + ici.imageType = VK_IMAGE_TYPE_2D; ici.format = fmt; ici.extent = { (uint32_t)w, (uint32_t)h, 1 }; + ici.mipLevels = 1; ici.arrayLayers = 1; ici.samples = VK_SAMPLE_COUNT_1_BIT; + ici.tiling = VK_IMAGE_TILING_OPTIMAL; ici.usage = VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT; + vkCreateImage(m_device, &ici, nullptr, &tex->m_image); + VkMemoryRequirements req{}; vkGetImageMemoryRequirements(m_device, tex->m_image, &req); + VkMemoryAllocateInfo ai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; + ai.allocationSize = req.size; ai.memoryTypeIndex = find_memory_type(req.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); + vkAllocateMemory(m_device, &ai, nullptr, &tex->m_mem); + vkBindImageMemory(m_device, tex->m_image, tex->m_mem, 0); + + size_t bpp = format == Format::RGBA16F ? 8 : 4; + VkDeviceSize sz = (VkDeviceSize)w * h * bpp; + VkBuffer staging = VK_NULL_HANDLE; VkDeviceMemory staging_mem = VK_NULL_HANDLE; + create_buffer_raw(sz, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, staging, staging_mem); + void* mp = nullptr; vkMapMemory(m_device, staging_mem, 0, sz, 0, &mp); + if (data) std::memcpy(mp, data, sz); else std::memset(mp, 0, sz); + vkUnmapMemory(m_device, staging_mem); + + VkCommandBufferAllocateInfo cbai{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO }; + cbai.commandPool = m_command_pool; cbai.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY; cbai.commandBufferCount = 1; + VkCommandBuffer cmd; vkAllocateCommandBuffers(m_device, &cbai, &cmd); + VkCommandBufferBeginInfo bi{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO }; bi.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT; + vkBeginCommandBuffer(cmd, &bi); + VkImageMemoryBarrier b{ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER }; + b.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED; b.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; + b.image = tex->m_image; b.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; + b.srcAccessMask = 0; b.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; + vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1, &b); + VkBufferImageCopy copy{}; copy.imageSubresource = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1 }; copy.imageExtent = { (uint32_t)w, (uint32_t)h, 1 }; + vkCmdCopyBufferToImage(cmd, staging, tex->m_image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, ©); + VkImageMemoryBarrier r = b; r.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; r.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + r.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; r.dstAccessMask = VK_ACCESS_SHADER_READ_BIT; + vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0, nullptr, 1, &r); + vkEndCommandBuffer(cmd); + VkSubmitInfo si{ VK_STRUCTURE_TYPE_SUBMIT_INFO }; si.commandBufferCount = 1; si.pCommandBuffers = &cmd; + vkQueueSubmit(m_graphics_queue, 1, &si, VK_NULL_HANDLE); vkQueueWaitIdle(m_graphics_queue); + vkFreeCommandBuffers(m_device, m_command_pool, 1, &cmd); + vkDestroyBuffer(m_device, staging, nullptr); vkFreeMemory(m_device, staging_mem, nullptr); + + VkImageViewCreateInfo vci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; + vci.image = tex->m_image; vci.viewType = VK_IMAGE_VIEW_TYPE_2D; vci.format = fmt; + vci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; + vkCreateImageView(m_device, &vci, nullptr, &tex->m_view); + VkSamplerCreateInfo smci{ VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO }; + smci.magFilter = vk_filter(filter); smci.minFilter = vk_filter(filter); + smci.addressModeU = smci.addressModeV = smci.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE; + vkCreateSampler(m_device, &smci, nullptr, &tex->m_sampler); + return tex; + } + + auto VulkanDevice::create_render_target(int w, int h, Format color, Format depth, Filter filter, int /*mips*/) -> Ref + { + auto rt = create_ref(); + rt->m_device = m_device; rt->m_w = w; rt->m_h = h; + VkFormat cfmt = (color == Format::Swapchain) ? m_swapchain_format : vk_format(color); + VkImageCreateInfo ici{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; + ici.imageType = VK_IMAGE_TYPE_2D; ici.format = cfmt; ici.extent = { (uint32_t)w, (uint32_t)h, 1 }; + ici.mipLevels = 1; ici.arrayLayers = 1; ici.samples = VK_SAMPLE_COUNT_1_BIT; + ici.tiling = VK_IMAGE_TILING_OPTIMAL; ici.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT; + vkCreateImage(m_device, &ici, nullptr, &rt->m_image); + VkMemoryRequirements req{}; vkGetImageMemoryRequirements(m_device, rt->m_image, &req); + VkMemoryAllocateInfo ai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; + ai.allocationSize = req.size; ai.memoryTypeIndex = find_memory_type(req.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); + vkAllocateMemory(m_device, &ai, nullptr, &rt->m_mem); + vkBindImageMemory(m_device, rt->m_image, rt->m_mem, 0); + VkImageViewCreateInfo vci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; + vci.image = rt->m_image; vci.viewType = VK_IMAGE_VIEW_TYPE_2D; vci.format = cfmt; + vci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; + vkCreateImageView(m_device, &vci, nullptr, &rt->m_view); + VkSamplerCreateInfo smci{ VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO }; + smci.magFilter = vk_filter(filter); smci.minFilter = vk_filter(filter); + smci.addressModeU = smci.addressModeV = smci.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE; + vkCreateSampler(m_device, &smci, nullptr, &rt->m_sampler); + + // Optional depth attachment (for off-screen passes that need a depth test). + rt->m_has_depth = depth != Format::None; + VkFormat dfmt = VK_FORMAT_UNDEFINED; + if (rt->m_has_depth) + { + dfmt = vk_format(depth); + VkImageCreateInfo dici{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; + dici.imageType = VK_IMAGE_TYPE_2D; dici.format = dfmt; dici.extent = { (uint32_t)w, (uint32_t)h, 1 }; + dici.mipLevels = 1; dici.arrayLayers = 1; dici.samples = VK_SAMPLE_COUNT_1_BIT; + dici.tiling = VK_IMAGE_TILING_OPTIMAL; dici.usage = VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT; + vkCreateImage(m_device, &dici, nullptr, &rt->m_depth_image); + VkMemoryRequirements dreq{}; vkGetImageMemoryRequirements(m_device, rt->m_depth_image, &dreq); + VkMemoryAllocateInfo dai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; + dai.allocationSize = dreq.size; dai.memoryTypeIndex = find_memory_type(dreq.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); + vkAllocateMemory(m_device, &dai, nullptr, &rt->m_depth_mem); + vkBindImageMemory(m_device, rt->m_depth_image, rt->m_depth_mem, 0); + VkImageViewCreateInfo dvci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; + dvci.image = rt->m_depth_image; dvci.viewType = VK_IMAGE_VIEW_TYPE_2D; dvci.format = dfmt; + dvci.subresourceRange = { VK_IMAGE_ASPECT_DEPTH_BIT, 0, 1, 0, 1 }; + vkCreateImageView(m_device, &dvci, nullptr, &rt->m_depth_view); + } + + rt->m_pass = get_render_pass(cfmt, dfmt, false); // off-screen (sampled) target + VkImageView atts[2] = { rt->m_view, rt->m_depth_view }; + VkFramebufferCreateInfo fbci{ VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO }; + fbci.renderPass = rt->m_pass; fbci.attachmentCount = rt->m_has_depth ? 2u : 1u; fbci.pAttachments = atts; + fbci.width = w; fbci.height = h; fbci.layers = 1; + vkCreateFramebuffer(m_device, &fbci, nullptr, &rt->m_fb); + + rt->m_color.m_device = m_device; rt->m_color.m_view = rt->m_view; rt->m_color.m_sampler = rt->m_sampler; rt->m_color.m_owns = false; + return rt; + } + + // Builds an environment cubemap from an equirectangular HDRI: render the 6 + // faces with the EquirectToCubemap pipeline, then a full mip chain by + // linear down-blits (so divergence-based LOD reads a blurred sky). Returns + // a Texture owning the cube image/view/sampler. + + auto VulkanDevice::create_pipeline(const PipelineDesc& desc) -> Ref + { + auto p = create_ref(); p->m_device = m_device; p->m_resources = desc.resources; + + std::vector binds; + for (const auto& r : desc.resources) + { + VkDescriptorSetLayoutBinding b{}; + b.binding = r.binding; b.descriptorCount = 1; + b.descriptorType = r.kind == ResourceKind::UniformBuffer ? VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER : VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; + b.stageFlags = VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT; + binds.push_back(b); + } + VkDescriptorSetLayoutCreateInfo dslci{ VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO }; + dslci.bindingCount = (uint32_t)binds.size(); dslci.pBindings = binds.data(); + vkCreateDescriptorSetLayout(m_device, &dslci, nullptr, &p->m_set_layout); + VkPipelineLayoutCreateInfo plci{ VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO }; + plci.setLayoutCount = 1; plci.pSetLayouts = &p->m_set_layout; + vkCreatePipelineLayout(m_device, &plci, nullptr, &p->m_layout); + + VkShaderModule vmod = VK_NULL_HANDLE, fmod = VK_NULL_HANDLE; + if (!create_shader_module("assets/shaders/generated/" + desc.shader + ".vertexMain.spv", vmod) || + !create_shader_module("assets/shaders/generated/" + desc.shader + ".fragmentMain.spv", fmod)) + { DONUT_ERROR("Vulkan RHI: shader '{}' modules failed", desc.shader); return p; } + VkPipelineShaderStageCreateInfo stages[2]{}; + stages[0].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; stages[0].stage = VK_SHADER_STAGE_VERTEX_BIT; stages[0].module = vmod; stages[0].pName = "main"; + stages[1].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; stages[1].stage = VK_SHADER_STAGE_FRAGMENT_BIT; stages[1].module = fmod; stages[1].pName = "main"; + + VkVertexInputBindingDescription vib{ 0, desc.vertex_layout.stride, VK_VERTEX_INPUT_RATE_VERTEX }; + std::vector vias; + for (const auto& a : desc.vertex_layout.attributes) + vias.push_back({ a.location, 0, vk_attr_format(a.components), a.offset }); + VkPipelineVertexInputStateCreateInfo vin{ VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO }; + vin.vertexBindingDescriptionCount = desc.vertex_layout.stride ? 1 : 0; vin.pVertexBindingDescriptions = &vib; + vin.vertexAttributeDescriptionCount = (uint32_t)vias.size(); vin.pVertexAttributeDescriptions = vias.data(); + + VkPipelineInputAssemblyStateCreateInfo ia{ VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO }; ia.topology = vk_topology(desc.topology); + VkPipelineViewportStateCreateInfo vps{ VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO }; vps.viewportCount = 1; vps.scissorCount = 1; + VkDynamicState dyn[2] = { VK_DYNAMIC_STATE_VIEWPORT, VK_DYNAMIC_STATE_SCISSOR }; + VkPipelineDynamicStateCreateInfo dsci{ VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO }; dsci.dynamicStateCount = 2; dsci.pDynamicStates = dyn; + VkPipelineRasterizationStateCreateInfo rs{ VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO }; + rs.polygonMode = VK_POLYGON_MODE_FILL; rs.cullMode = vk_cull(desc.cull); rs.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE; rs.lineWidth = 1.0f; + VkPipelineMultisampleStateCreateInfo ms{ VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO }; ms.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT; + VkPipelineDepthStencilStateCreateInfo ds{ VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO }; + ds.depthTestEnable = desc.depth_test ? VK_TRUE : VK_FALSE; ds.depthWriteEnable = desc.depth_write ? VK_TRUE : VK_FALSE; ds.depthCompareOp = vk_compare(desc.depth_op); + VkPipelineColorBlendAttachmentState cba{}; + cba.colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT; + if (desc.blend == BlendMode::AlphaBlend) + { + cba.blendEnable = VK_TRUE; + cba.srcColorBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA; cba.dstColorBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA; cba.colorBlendOp = VK_BLEND_OP_ADD; + cba.srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE; cba.dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO; cba.alphaBlendOp = VK_BLEND_OP_ADD; + } + VkPipelineColorBlendStateCreateInfo cb{ VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO }; cb.attachmentCount = 1; cb.pAttachments = &cba; + + VkGraphicsPipelineCreateInfo gpci{ VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO }; + gpci.stageCount = 2; gpci.pStages = stages; + gpci.pVertexInputState = &vin; gpci.pInputAssemblyState = &ia; gpci.pViewportState = &vps; + gpci.pRasterizationState = &rs; gpci.pMultisampleState = &ms; gpci.pColorBlendState = &cb; gpci.pDynamicState = &dsci; + // Resolve the target's attachment signature to a (cached) render pass. + // Pipeline<->pass compatibility is by attachment format, so this is the + // same pass the matching swapchain / render target renders into. + VkFormat pcolor = (desc.target.color == Format::Swapchain) ? m_swapchain_format : vk_format(desc.target.color); + VkFormat pdepth = (desc.target.depth == Format::None) ? VK_FORMAT_UNDEFINED : vk_format(desc.target.depth); + bool present = desc.target.color == Format::Swapchain; + if (pdepth != VK_FORMAT_UNDEFINED) gpci.pDepthStencilState = &ds; + gpci.layout = p->m_layout; + gpci.renderPass = get_render_pass(pcolor, pdepth, present); + gpci.subpass = 0; + VkResult pr = vkCreateGraphicsPipelines(m_device, VK_NULL_HANDLE, 1, &gpci, nullptr, &p->m_pipeline); + vkDestroyShaderModule(m_device, vmod, nullptr); vkDestroyShaderModule(m_device, fmod, nullptr); + if (pr != VK_SUCCESS) DONUT_ERROR("Vulkan RHI: pipeline '{}' creation failed ({})", desc.shader, (int)pr); + return p; + } + +} diff --git a/src/platform/vulkan/vulkan_swapchain.cpp b/src/platform/vulkan/vulkan_swapchain.cpp new file mode 100644 index 0000000..fe5bd38 --- /dev/null +++ b/src/platform/vulkan/vulkan_swapchain.cpp @@ -0,0 +1,298 @@ +#include "vulkan_common.h" + +namespace Donut::RHI +{ + auto VulkanDevice::create_instance() -> bool + { + VkApplicationInfo app{ VK_STRUCTURE_TYPE_APPLICATION_INFO }; + app.pApplicationName = "Donut"; app.apiVersion = VK_API_VERSION_1_2; + + uint32_t glfwExtCount = 0; + const char** glfwExts = glfwGetRequiredInstanceExtensions(&glfwExtCount); + if (!glfwExts) { DONUT_ERROR("Vulkan RHI: GLFW reports no surface support"); return false; } + std::vector exts(glfwExts, glfwExts + glfwExtCount); + exts.push_back(VK_KHR_PORTABILITY_ENUMERATION_EXTENSION_NAME); + exts.push_back(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME); + + std::vector layers; + uint32_t layer_count = 0; vkEnumerateInstanceLayerProperties(&layer_count, nullptr); + std::vector avail(layer_count); + vkEnumerateInstanceLayerProperties(&layer_count, avail.data()); + for (const auto& l : avail) + if (std::strcmp(l.layerName, "VK_LAYER_KHRONOS_validation") == 0) + layers.push_back("VK_LAYER_KHRONOS_validation"); + + VkInstanceCreateInfo ici{ VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO }; + ici.flags = VK_INSTANCE_CREATE_ENUMERATE_PORTABILITY_BIT_KHR; + ici.pApplicationInfo = &app; + ici.enabledExtensionCount = (uint32_t)exts.size(); ici.ppEnabledExtensionNames = exts.data(); + ici.enabledLayerCount = (uint32_t)layers.size(); ici.ppEnabledLayerNames = layers.data(); + VkResult r = vkCreateInstance(&ici, nullptr, &m_instance); + if (r != VK_SUCCESS && !layers.empty()) + { + DONUT_WARN("Vulkan RHI: validation layer unavailable, continuing without it"); + ici.enabledLayerCount = 0; ici.ppEnabledLayerNames = nullptr; + r = vkCreateInstance(&ici, nullptr, &m_instance); + } + if (r != VK_SUCCESS) { DONUT_ERROR("Vulkan RHI: vkCreateInstance failed ({})", (int)r); return false; } + VKD_CHECK(glfwCreateWindowSurface(m_instance, m_window, nullptr, &m_surface)); + DONUT_INFO("Vulkan RHI: instance + surface created (validation {})", layers.empty() ? "off" : "on"); + return true; + } + + auto VulkanDevice::pick_physical_and_device() -> bool + { + uint32_t count = 0; vkEnumeratePhysicalDevices(m_instance, &count, nullptr); + if (count == 0) { DONUT_ERROR("Vulkan RHI: no physical devices"); return false; } + std::vector devices(count); + vkEnumeratePhysicalDevices(m_instance, &count, devices.data()); + m_physical = devices[0]; + + uint32_t q = 0; vkGetPhysicalDeviceQueueFamilyProperties(m_physical, &q, nullptr); + std::vector qfams(q); + vkGetPhysicalDeviceQueueFamilyProperties(m_physical, &q, qfams.data()); + bool fg = false, fp = false; + for (uint32_t i = 0; i < q; ++i) + { + if (!fg && (qfams[i].queueFlags & VK_QUEUE_GRAPHICS_BIT)) { m_graphics_family = i; fg = true; } + VkBool32 present = VK_FALSE; vkGetPhysicalDeviceSurfaceSupportKHR(m_physical, i, m_surface, &present); + if (!fp && present) { m_present_family = i; fp = true; } + } + if (!fg || !fp) { DONUT_ERROR("Vulkan RHI: no graphics/present queue"); return false; } + + std::vector dev_exts = { VK_KHR_SWAPCHAIN_EXTENSION_NAME }; + uint32_t dec = 0; vkEnumerateDeviceExtensionProperties(m_physical, nullptr, &dec, nullptr); + std::vector dep(dec); + vkEnumerateDeviceExtensionProperties(m_physical, nullptr, &dec, dep.data()); + for (const auto& e : dep) + if (std::strcmp(e.extensionName, "VK_KHR_portability_subset") == 0) + dev_exts.push_back("VK_KHR_portability_subset"); + + float priority = 1.0f; + std::vector qcis; + uint32_t families[2] = { m_graphics_family, m_present_family }; + for (uint32_t i = 0; i < (m_graphics_family == m_present_family ? 1u : 2u); ++i) + { + VkDeviceQueueCreateInfo qci{ VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO }; + qci.queueFamilyIndex = families[i]; qci.queueCount = 1; qci.pQueuePriorities = &priority; + qcis.push_back(qci); + } + VkDeviceCreateInfo dci{ VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO }; + dci.queueCreateInfoCount = (uint32_t)qcis.size(); dci.pQueueCreateInfos = qcis.data(); + dci.enabledExtensionCount = (uint32_t)dev_exts.size(); dci.ppEnabledExtensionNames = dev_exts.data(); + VKD_CHECK(vkCreateDevice(m_physical, &dci, nullptr, &m_device)); + vkGetDeviceQueue(m_device, m_graphics_family, 0, &m_graphics_queue); + vkGetDeviceQueue(m_device, m_present_family, 0, &m_present_queue); + + VkPhysicalDeviceProperties props{}; vkGetPhysicalDeviceProperties(m_physical, &props); + vkGetPhysicalDeviceMemoryProperties(m_physical, &m_mem_props); + m_gpu_name = props.deviceName; + DONUT_INFO("Vulkan RHI device: {}", m_gpu_name); + return true; + } + + auto VulkanDevice::create_swapchain() -> bool + { + VkSurfaceCapabilitiesKHR caps{}; + vkGetPhysicalDeviceSurfaceCapabilitiesKHR(m_physical, m_surface, &caps); + uint32_t fc = 0; vkGetPhysicalDeviceSurfaceFormatsKHR(m_physical, m_surface, &fc, nullptr); + std::vector formats(fc); + vkGetPhysicalDeviceSurfaceFormatsKHR(m_physical, m_surface, &fc, formats.data()); + VkSurfaceFormatKHR chosen = formats[0]; + for (const auto& f : formats) + if (f.format == VK_FORMAT_B8G8R8A8_UNORM && f.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR) chosen = f; + m_swapchain_format = chosen.format; + + if (caps.currentExtent.width != UINT32_MAX) m_extent = caps.currentExtent; + else { + m_extent.width = std::clamp((uint32_t)m_width, caps.minImageExtent.width, caps.maxImageExtent.width); + m_extent.height = std::clamp((uint32_t)m_height, caps.minImageExtent.height, caps.maxImageExtent.height); + } + uint32_t image_count = caps.minImageCount + 1; + if (caps.maxImageCount > 0 && image_count > caps.maxImageCount) image_count = caps.maxImageCount; + + VkSwapchainCreateInfoKHR sci{ VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR }; + sci.surface = m_surface; sci.minImageCount = image_count; + sci.imageFormat = chosen.format; sci.imageColorSpace = chosen.colorSpace; + sci.imageExtent = m_extent; sci.imageArrayLayers = 1; + sci.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; + sci.preTransform = caps.currentTransform; sci.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR; + sci.presentMode = VK_PRESENT_MODE_FIFO_KHR; sci.clipped = VK_TRUE; + uint32_t fam[2] = { m_graphics_family, m_present_family }; + if (m_graphics_family != m_present_family) + { sci.imageSharingMode = VK_SHARING_MODE_CONCURRENT; sci.queueFamilyIndexCount = 2; sci.pQueueFamilyIndices = fam; } + else sci.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE; + VKD_CHECK(vkCreateSwapchainKHR(m_device, &sci, nullptr, &m_swapchain)); + uint32_t n = 0; vkGetSwapchainImagesKHR(m_device, m_swapchain, &n, nullptr); + m_images.resize(n); vkGetSwapchainImagesKHR(m_device, m_swapchain, &n, m_images.data()); + return true; + } + + auto VulkanDevice::create_image_views() -> bool + { + m_image_views.resize(m_images.size()); + for (size_t i = 0; i < m_images.size(); ++i) + { + VkImageViewCreateInfo vci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; + vci.image = m_images[i]; vci.viewType = VK_IMAGE_VIEW_TYPE_2D; vci.format = m_swapchain_format; + vci.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; + VKD_CHECK(vkCreateImageView(m_device, &vci, nullptr, &m_image_views[i])); + } + return true; + } + + // A render pass for one attachment signature, created once and cached. + // `present` targets (the swapchain) finish PRESENT_SRC and sync on the + // colour-output stage; `sampled` targets (off-screen) finish + // SHADER_READ_ONLY and round-trip through the fragment shader so the next + // pass can sample them. Depth (VK_FORMAT_UNDEFINED = none) is optional. + auto VulkanDevice::get_render_pass(VkFormat color, VkFormat depth, bool present) -> VkRenderPass + { + uint64_t key = (uint64_t)(uint32_t)color + | ((uint64_t)(uint32_t)depth << 24) + | ((uint64_t)(present ? 1 : 0) << 48); + auto it = m_pass_cache.find(key); + if (it != m_pass_cache.end()) return it->second; + + const bool has_depth = depth != VK_FORMAT_UNDEFINED; + VkAttachmentDescription atts[2]{}; + atts[0].format = color; atts[0].samples = VK_SAMPLE_COUNT_1_BIT; + atts[0].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR; atts[0].storeOp = VK_ATTACHMENT_STORE_OP_STORE; + atts[0].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE; atts[0].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE; + atts[0].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED; + atts[0].finalLayout = present ? VK_IMAGE_LAYOUT_PRESENT_SRC_KHR : VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + atts[1].format = depth; atts[1].samples = VK_SAMPLE_COUNT_1_BIT; + atts[1].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR; atts[1].storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE; + atts[1].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE; atts[1].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE; + atts[1].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED; atts[1].finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL; + VkAttachmentReference color_ref{ 0, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL }; + VkAttachmentReference depth_ref{ 1, VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL }; + VkSubpassDescription subpass{}; subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS; + subpass.colorAttachmentCount = 1; subpass.pColorAttachments = &color_ref; + if (has_depth) subpass.pDepthStencilAttachment = &depth_ref; + + VkSubpassDependency deps[2]{}; + uint32_t dep_count; + if (present) + { + deps[0].srcSubpass = VK_SUBPASS_EXTERNAL; deps[0].dstSubpass = 0; + deps[0].srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT; + deps[0].dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT; + deps[0].dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT; + dep_count = 1; + } + else + { + deps[0].srcSubpass = VK_SUBPASS_EXTERNAL; deps[0].dstSubpass = 0; + deps[0].srcStageMask = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT; deps[0].srcAccessMask = VK_ACCESS_SHADER_READ_BIT; + deps[0].dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; deps[0].dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT; + deps[1].srcSubpass = 0; deps[1].dstSubpass = VK_SUBPASS_EXTERNAL; + deps[1].srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; deps[1].srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT; + deps[1].dstStageMask = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT; deps[1].dstAccessMask = VK_ACCESS_SHADER_READ_BIT; + dep_count = 2; + } + + VkRenderPassCreateInfo rpci{ VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO }; + rpci.attachmentCount = has_depth ? 2 : 1; rpci.pAttachments = atts; + rpci.subpassCount = 1; rpci.pSubpasses = &subpass; + rpci.dependencyCount = dep_count; rpci.pDependencies = deps; + VkRenderPass rp = VK_NULL_HANDLE; + if (vkCreateRenderPass(m_device, &rpci, nullptr, &rp) != VK_SUCCESS) + { DONUT_ERROR("Vulkan RHI: render pass creation failed"); return VK_NULL_HANDLE; } + m_pass_cache[key] = rp; + return rp; + } + + auto VulkanDevice::create_depth_and_framebuffers() -> bool + { + VkImageCreateInfo dici{ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO }; + dici.imageType = VK_IMAGE_TYPE_2D; dici.format = VK_FORMAT_D32_SFLOAT; + dici.extent = { m_extent.width, m_extent.height, 1 }; + dici.mipLevels = 1; dici.arrayLayers = 1; dici.samples = VK_SAMPLE_COUNT_1_BIT; + dici.tiling = VK_IMAGE_TILING_OPTIMAL; dici.usage = VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT; + VKD_CHECK(vkCreateImage(m_device, &dici, nullptr, &m_depth_image)); + VkMemoryRequirements dreq{}; vkGetImageMemoryRequirements(m_device, m_depth_image, &dreq); + VkMemoryAllocateInfo dai{ VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO }; + dai.allocationSize = dreq.size; dai.memoryTypeIndex = find_memory_type(dreq.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); + VKD_CHECK(vkAllocateMemory(m_device, &dai, nullptr, &m_depth_mem)); + VKD_CHECK(vkBindImageMemory(m_device, m_depth_image, m_depth_mem, 0)); + VkImageViewCreateInfo dvci{ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO }; + dvci.image = m_depth_image; dvci.viewType = VK_IMAGE_VIEW_TYPE_2D; dvci.format = VK_FORMAT_D32_SFLOAT; + dvci.subresourceRange = { VK_IMAGE_ASPECT_DEPTH_BIT, 0, 1, 0, 1 }; + VKD_CHECK(vkCreateImageView(m_device, &dvci, nullptr, &m_depth_view)); + + m_framebuffers.resize(m_image_views.size()); + for (size_t i = 0; i < m_image_views.size(); ++i) + { + VkImageView att[2] = { m_image_views[i], m_depth_view }; + VkFramebufferCreateInfo fbci{ VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO }; + fbci.renderPass = m_swapchain_rp; fbci.attachmentCount = 2; fbci.pAttachments = att; + fbci.width = m_extent.width; fbci.height = m_extent.height; fbci.layers = 1; + VKD_CHECK(vkCreateFramebuffer(m_device, &fbci, nullptr, &m_framebuffers[i])); + } + return true; + } + + auto VulkanDevice::create_command_and_sync() -> bool + { + VkCommandPoolCreateInfo pci{ VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO }; + pci.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT; pci.queueFamilyIndex = m_graphics_family; + VKD_CHECK(vkCreateCommandPool(m_device, &pci, nullptr, &m_command_pool)); + m_command_buffers.resize(MAX_FRAMES_IN_FLIGHT); + VkCommandBufferAllocateInfo cbai{ VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO }; + cbai.commandPool = m_command_pool; cbai.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY; cbai.commandBufferCount = MAX_FRAMES_IN_FLIGHT; + VKD_CHECK(vkAllocateCommandBuffers(m_device, &cbai, m_command_buffers.data())); + + m_image_available.resize(MAX_FRAMES_IN_FLIGHT); + m_in_flight.resize(MAX_FRAMES_IN_FLIGHT); + m_render_finished.resize(m_images.size()); + m_images_in_flight.assign(m_images.size(), VK_NULL_HANDLE); + VkSemaphoreCreateInfo sci{ VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO }; + VkFenceCreateInfo fci{ VK_STRUCTURE_TYPE_FENCE_CREATE_INFO }; fci.flags = VK_FENCE_CREATE_SIGNALED_BIT; + for (int i = 0; i < MAX_FRAMES_IN_FLIGHT; ++i) + { VKD_CHECK(vkCreateSemaphore(m_device, &sci, nullptr, &m_image_available[i])); VKD_CHECK(vkCreateFence(m_device, &fci, nullptr, &m_in_flight[i])); } + for (size_t i = 0; i < m_images.size(); ++i) + VKD_CHECK(vkCreateSemaphore(m_device, &sci, nullptr, &m_render_finished[i])); + + m_frame_pools.resize(MAX_FRAMES_IN_FLIGHT); + VkDescriptorPoolSize sizes[2] = { + { VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 512 }, + { VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 256 }, + }; + for (int i = 0; i < MAX_FRAMES_IN_FLIGHT; ++i) + { + VkDescriptorPoolCreateInfo dpci{ VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO }; + dpci.maxSets = 256; dpci.poolSizeCount = 2; dpci.pPoolSizes = sizes; + VKD_CHECK(vkCreateDescriptorPool(m_device, &dpci, nullptr, &m_frame_pools[i])); + } + return true; + } + + + auto VulkanDevice::cleanup_swapchain() -> void + { + for (auto fb : m_framebuffers) vkDestroyFramebuffer(m_device, fb, nullptr); + m_framebuffers.clear(); + if (m_depth_view) { vkDestroyImageView(m_device, m_depth_view, nullptr); m_depth_view = VK_NULL_HANDLE; } + if (m_depth_image) { vkDestroyImage(m_device, m_depth_image, nullptr); m_depth_image = VK_NULL_HANDLE; } + if (m_depth_mem) { vkFreeMemory(m_device, m_depth_mem, nullptr); m_depth_mem = VK_NULL_HANDLE; } + for (auto iv : m_image_views) vkDestroyImageView(m_device, iv, nullptr); + m_image_views.clear(); + if (m_swapchain) { vkDestroySwapchainKHR(m_device, m_swapchain, nullptr); m_swapchain = VK_NULL_HANDLE; } + } + + auto VulkanDevice::recreate_swapchain() -> bool + { + int w = 0, h = 0; glfwGetFramebufferSize(m_window, &w, &h); + while (w == 0 || h == 0) { glfwGetFramebufferSize(m_window, &w, &h); glfwWaitEvents(); } + m_width = w; m_height = h; + vkDeviceWaitIdle(m_device); + cleanup_swapchain(); + if (!create_swapchain()) return false; + if (!create_image_views()) return false; + if (!create_depth_and_framebuffers())return false; + m_images_in_flight.assign(m_images.size(), VK_NULL_HANDLE); + return true; + } + +} -- cgit v1.3