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#pragma once
#include "rendering/framebuffer.h"
namespace Donut
{
class OpenGLFramebuffer : public Framebuffer
{
public:
OpenGLFramebuffer(const FramebufferSpecification& spec);
virtual ~OpenGLFramebuffer();
auto invalidate() -> void;
virtual auto bind() -> void override;
virtual auto unbind() -> void override;
virtual auto resize(uint32_t width, uint32_t height) -> void override;
virtual auto read_pixel(uint32_t attachment_index, int x, int y) -> int override;
virtual auto clear_attachment(uint32_t attachment_index, int value) -> void override;
virtual auto get_color_attachment_renderer_id(uint32_t index = 0) const -> uint32_t override{ return m_color_attachments[index]; }
virtual auto get_specification() const -> const FramebufferSpecification& override{ return m_specification; }
private:
uint32_t m_renderer_id = 0;
FramebufferSpecification m_specification;
std::vector<FramebufferTextureSpecification> m_color_attachment_specifications;
FramebufferTextureSpecification m_depth_attachment_specification = FramebufferTextureFormat::None;
std::vector<uint32_t> m_color_attachments;
uint32_t m_depth_attachment = 0;
};
};
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