[add]: frame exporting

1 files changed, 35 insertions, 0 deletions

diff --git a/src/Platform/OpenGL/OpenGLFramebuffer.h b/src/Platform/OpenGL/OpenGLFramebuffer.h
new file mode 100644
index 0000000..8cd376c
--- /dev/null
+++ b/src/Platform/OpenGL/OpenGLFramebuffer.h
@@ -0,0 +1,35 @@
+#pragma once
+
+#include "Rendering/Framebuffer.h"
+
+namespace Donut
+{
+    class OpenGLFramebuffer : public Framebuffer
+    {
+    public:
+        OpenGLFramebuffer(const FramebufferSpecification& spec);
+        virtual ~OpenGLFramebuffer();
+
+        void Invalidate();
+
+        virtual void Bind()   override;
+        virtual void Unbind() override;
+
+        virtual void Resize(uint32_t width, uint32_t height)          override;
+        virtual int ReadPixel(uint32_t attachmentIndex, int x, int y) override;
+
+        virtual void ClearAttachment(uint32_t attachmentIndex, int value) override;
+        virtual uint32_t GetColorAttachmentRendererID(uint32_t index = 0) const override { return m_ColorAttachments[index]; }
+
+        virtual const FramebufferSpecification& GetSpecification() const override { return m_Specification; }
+    private:
+        uint32_t m_RendererID = 0;
+        FramebufferSpecification m_Specification;
+
+        std::vector<FramebufferTextureSpecification> m_ColorAttachmentSpecifications;
+        FramebufferTextureSpecification m_DepthAttachmentSpecification = FramebufferTextureFormat::None;
+
+        std::vector<uint32_t> m_ColorAttachments;
+        uint32_t m_DepthAttachment = 0;
+    };
+};