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#ifndef __JIN_JSL_H
#define __JIN_JSL_H
#include <string>
#include <map>
#include "color.h"
#include "image.h"
#include "canvas.h"
#include "3rdparty/GLee/GLee.h"
namespace jin
{
namespace render
{
class JSLProgram
{
public:
JSLProgram(const char* program);
~JSLProgram();
inline void JSLProgram::use()
{
glUseProgram(pid);
currentJSLProgram = this;
currentTextureUnit = 0;
}
static inline void JSLProgram::unuse()
{
glUseProgram(0);
currentJSLProgram = nullptr;
currentTextureUnit = 0;
}
void sendFloat(const char* name, float number);
void sendImage(const char* name, const Image* image);
void sendVec2(const char* name, float x, float y);
void sendVec3(const char* name, float x, float y, float z);
void sendVec4(const char* name, float x, float y, float z, float w);
void sendCanvas(const char* name, const Canvas* canvas);
void sendColor(const char* name, const color* col);
static inline JSLProgram* getCurrentJSL()
{
return currentJSLProgram;
}
private:
GLuint pid;
std::map<std::string, GLint> texturePool;
static JSLProgram* currentJSLProgram;
static GLint currentTextureUnit;
static GLint maxTextureUnits;
GLint getTextureUnit(const std::string& name);
inline void initialize(const char* program);
inline void destroy();
};
}
}
#endif
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