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vrld
54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
#ifndef LOVE_GRAPHICS_EFFECT_H
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#define LOVE_GRAPHICS_EFFECT_H
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#include <common/Object.h>
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#include <string>
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#include <map>
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#include "Image.h"
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#include "Canvas.h"
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namespace love
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{
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namespace graphics
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{
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namespace opengl
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{
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// A fragment shader
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class PixelEffect : public Volatile // Volatile?
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{
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public:
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PixelEffect(const std::string& code);
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virtual ~PixelEffect();
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std::string getWarnings() const;
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virtual bool loadVolatile();
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virtual void unloadVolatile();
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void attach();
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static void detach();
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static bool isSupported();
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void sendFloat(const std::string& name, int size, const GLfloat* vec, int count);
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void sendMatrix(const std::string& name, int size, const GLfloat* m, int count);
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void sendImage(const std::string& name, const Image& image);
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void sendCanvas(const std::string& name, const Canvas& canvas);
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private:
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GLint getUniformLocation(const std::string& name);
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void checkSetUniformError();
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GLuint _program;
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std::string _code; // volatile and stuff
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// texture unit pool for setting images
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static std::map<std::string, GLint> _texture_unit_pool;
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static GLint _current_texture_unit;
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static GLint _max_texture_units;
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static GLint getTextureUnit(const std::string& name);
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};
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} // opengl
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} // graphics
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} // love
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#endif // LOVE_GRAPHICS_EFFECT_H
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