al_OpenGL.hpp

#ifndef INCLUDE_AL_OPENGL_HPP
#define INCLUDE_AL_OPENGL_HPP
 
#include "glad/glad.h"
 
namespace al {
 
namespace gl {
 
bool load();
bool loaded();
 
const char *versionString();
 
const char *errorString(bool verbose = false);
 
 
bool error(const char *msg = "", int ID = -1);
 
int numBytes(GLenum v);
 
template <typename Type>
GLenum toDataType();
 
void bufferToDraw(unsigned int buffer);
 
void viewport(int left, int bottom, int width, int height);
 
void blending(bool doBlend);
 
void blendMode(unsigned int src, unsigned int dst, unsigned int eq);
 
void depthTesting(bool testDepth);
 
void depthMask(bool maskDepth);
 
void scissorTest(bool testScissor);
void scissorArea(int left, int bottom, int width, int height);
 
void culling(bool doCulling);
void cullFace(unsigned int face);
 
void polygonMode(unsigned int mode);
 
void colorMask(bool r, bool g, bool b, bool a);
 
void colorMask(bool b);
 
void pointSize(float size);
 
void lineWidth(float size);
 
// clears the default color buffer(buffer 0) with the provided color
void clearColor(float r, float g, float b, float a = 1.f);
 
// clears the depth buffer with the provided depth value
void clearDepth(float d = 1.f);
 
// clears the specified color buffer with the provided color
void clearBuffer(int buffer, float r, float g, float b, float a = 1.f);
}  // namespace gl
}  // namespace al
 
//#define AL_ENABLE_DEBUG
 
#ifdef AL_ENABLE_DEBUG
#define AL_GRAPHICS_ERROR(msg, ID) al::gl::error(msg, ID)
#else
#define AL_GRAPHICS_ERROR(msg, ID) ((void)0)
#endif
 
#endif  // include guard