From 2c8002d30f291cba832a5750212009d48238c308 Mon Sep 17 00:00:00 2001
From: hachem <im@hachem.wtf>
Date: Fri, 22 Aug 2025 12:24:05 +0200
Subject: feat: add HDRI

---
 src/rendering/shader.h    |  1 +
 src/rendering/texture.cpp | 30 ++++++++++++++++++++++++++++++
 src/rendering/texture.h   |  8 ++++++++
 3 files changed, 39 insertions(+)

(limited to 'src/rendering')

diff --git a/src/rendering/shader.h b/src/rendering/shader.h
index 814f0cf..3e05132 100644
--- a/src/rendering/shader.h
+++ b/src/rendering/shader.h
@@ -34,6 +34,7 @@ namespace Donut
         virtual void memory_barrier(uint32_t barriers)                     = 0;
 
         virtual const std::string& get_name() const = 0;
+        virtual uint32_t get_renderer_id() const = 0;
 
         static Shader* create(const std::string& filepath);
         static Shader* create(const std::string& name, const std::string& vertex_src, const std::string& fragment_src);
diff --git a/src/rendering/texture.cpp b/src/rendering/texture.cpp
index e14c09c..a33edd0 100644
--- a/src/rendering/texture.cpp
+++ b/src/rendering/texture.cpp
@@ -35,4 +35,34 @@ namespace Donut
             return nullptr;
         }
     }
+
+    Ref<CubemapTexture> CubemapTexture::create(uint32_t width, uint32_t height)
+    {
+        switch (Renderer::get_api())
+        {
+        case RendererAPI::API::OpenGL:
+            return create_ref<OpenGLCubemapTexture>(width, height);
+        case RendererAPI::API::Vulkan:
+            return create_ref<VulkanCubemapTexture>(width, height);
+        case RendererAPI::API::None:
+            return nullptr;
+        default:
+            return nullptr;
+        }
+    }
+
+    Ref<CubemapTexture> CubemapTexture::create_from_hdri(const std::string& path)
+    {
+        switch (Renderer::get_api())
+        {
+        case RendererAPI::API::OpenGL:
+            return create_ref<OpenGLCubemapTexture>(path);
+        case RendererAPI::API::Vulkan:
+            return create_ref<VulkanCubemapTexture>(path);
+        case RendererAPI::API::None:
+            return nullptr;
+        default:
+            return nullptr;
+        }
+    }
 };
diff --git a/src/rendering/texture.h b/src/rendering/texture.h
index cc5c59e..195605c 100644
--- a/src/rendering/texture.h
+++ b/src/rendering/texture.h
@@ -31,4 +31,12 @@ namespace Donut
         static Ref<Texture2D> create(uint32_t width, uint32_t height);
         static Ref<Texture2D> create(const std::string& path);
     };
+
+    class CubemapTexture
+        : public Texture
+    {
+    public:
+        static Ref<CubemapTexture> create(uint32_t width, uint32_t height);
+        static Ref<CubemapTexture> create_from_hdri(const std::string& path);
+    };
 };
-- 
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