project-swan/libcygnet/src/util.cc

#include "util.h"

#include <SDL.h>

#include "gl.h"

namespace Cygnet {

inline const char *glErrorString(int err) {
#define errcase(x) case x: return #x
	switch (err) {
	errcase(GL_NO_ERROR);
	errcase(GL_INVALID_ENUM);
	errcase(GL_INVALID_VALUE);
	errcase(GL_INVALID_OPERATION);
	errcase(GL_INVALID_FRAMEBUFFER_OPERATION);
	errcase(GL_OUT_OF_MEMORY);
	default: return "(unknown)";
	}
#undef errcase
}

void sdlCheck(bool ok) {
	if (!ok) {
		throw SDLError(SDL_GetError());
	}
}

void glCheck() {
	GLenum err = glGetError();
	if (err != GL_NO_ERROR) {
		throw GlError(glErrorString(err));
	}
}

}