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#pragma once
#include <globjects/base/Referenced.h>
#include <globjects/base/ref_ptr.h>
namespace globjects
{
class VertexArray;
class Program;
class Buffer;
class Texture;
class Shader;
}
class ScreenAlignedQuad : public globjects::Referenced
{
public:
ScreenAlignedQuad(globjects::Shader * fragmentShader, globjects::Texture * texture);
ScreenAlignedQuad(globjects::Texture * texture);
ScreenAlignedQuad(globjects::Shader * fragmentShader);
ScreenAlignedQuad(globjects::Program * program);
void draw();
globjects::Program * program();
globjects::Shader * vertexShader();
globjects::Shader * fragmentShader();
void setTexture(globjects::Texture * texture);
void setSamplerUniform(int index);
protected:
void initialize();
protected:
globjects::ref_ptr<globjects::VertexArray> m_vao;
globjects::ref_ptr<globjects::Buffer> m_buffer;
globjects::ref_ptr<globjects::Shader> m_vertexShader;
globjects::ref_ptr<globjects::Shader> m_fragmentShader;
globjects::ref_ptr<globjects::Program> m_program;
globjects::ref_ptr<globjects::Texture> m_texture;
int m_samplerIndex;
protected:
static const char * s_defaultVertexShaderSource;
static const char * s_defaultFagmentShaderSource;
};
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