FrameBufferRenderShader.h

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#pragma once
 
#include <tdme/tdme.h>
#include <tdme/engine/subsystems/framebuffer/fwd-tdme.h>
#include <tdme/engine/subsystems/renderer/fwd-tdme.h>
 
using tdme::engine::subsystems::renderer::Renderer;
 
/**
 * Frame buffer render shader
 * @author Andreas Drewke
 */
class tdme::engine::subsystems::framebuffer::FrameBufferRenderShader final
{
 
private:
    Renderer* renderer { nullptr };
    int32_t vertexShaderId { -1 };
    int32_t fragmentShaderId { -1 };
    int32_t programId { -1 };
    int32_t uniformColorBufferTextureUnit { -1 };
    int32_t uniformDepthBufferTextureUnit { -1 };
    int32_t vboVertices { -1 };
    int32_t vboTextureCoordinates {-1  };
    bool initialized;
    bool isRunning;
 
public:
    // forbid class copy
    FORBID_CLASS_COPY(FrameBufferRenderShader)
 
    /**
     * Public constructor
     * @param renderer renderer
     */
    FrameBufferRenderShader(Renderer* renderer);
 
    /**
     * Public destructor
     */
    ~FrameBufferRenderShader();
 
    /**
     * @return if initialized and ready to use
     */
    bool isInitialized();
 
    /**
     * Initialize
     */
    void initialize();
 
    /**
     * Dispose
     */
    void dispose();
 
    /**
     * Use render program
     */
    void useProgram();
 
    /**
     * Un use render program
     */
    void unUseProgram();
 
    /**
     * @return vertices VBO
     */
    inline int32_t getVBOVertices() {
        return vboVertices;
    }
 
    /**
     * @return texture coordinates VBO
     */
    inline int32_t getVBOTextureCoordinates() {
        return vboTextureCoordinates;
    }
 
};