RenderTexture.hpp

#ifndef RENDER_TEXTURE_H
#define RENDER_TEXTURE_H

#if RENDERER_VULKAN
#include <vulkan/vulkan.h>
#endif
#include "TextureBase.hpp"

namespace ae3d
{
    class RenderTexture : public TextureBase
    {
  public:
        enum class DataType
        {
            UByte,
            Float
        };

        static void DestroyTextures();

        DataType GetDataType() const { return dataType; }
        
        void Create2D( int width, int height, DataType dataType, TextureWrap wrap, TextureFilter filter );

        void CreateCube( int dimension, DataType dataType, TextureWrap wrap, TextureFilter filter );

        bool IsCube() const { return isCube; }
        
#if RENDERER_OPENGL
        unsigned GetFBO() const { return fboId; }
#endif
#if RENDERER_VULKAN
        VkFramebuffer GetFrameBuffer() { return frameBuffer; }
        VkImageView GetColorView() { return color.view; }
#endif

  private:

#if RENDERER_OPENGL
        unsigned rboId = 0;
        unsigned fboId = 0;
#endif
#if RENDERER_VULKAN
        VkFramebuffer frameBuffer;

        struct FrameBufferAttachment
        {
            VkImage image;
            VkDeviceMemory mem;
            VkImageView view;
        };

        FrameBufferAttachment color;
        FrameBufferAttachment depth;
        VkImage image;
        VkImageLayout imageLayout;
        VkDeviceMemory deviceMemory;
        VkImageView view;
#endif
        DataType dataType = DataType::UByte;
        bool isCube = false;
    };
}
#endif