megapixels/gl_utils.h

35 lines
712 B
C

#include <GLES2/gl2.h>
#define check_gl() __check_gl(__FILE__, __LINE__)
static void __check_gl(const char *file, int line)
{
GLenum error = glGetError();
const char *name;
switch (error) {
case GL_NO_ERROR:
return; // no error
case GL_INVALID_ENUM:
name = "GL_INVALID_ENUM";
break;
case GL_INVALID_VALUE:
name = "GL_INVALID_VALUE";
break;
case GL_INVALID_OPERATION:
name = "GL_INVALID_OPERATION";
break;
case GL_INVALID_FRAMEBUFFER_OPERATION:
name = "GL_INVALID_FRAMEBUFFER_OPERATION";
break;
case GL_OUT_OF_MEMORY:
name = "GL_OUT_OF_MEMORY";
break;
default:
name = "UNKNOWN ERROR!";
break;
}
printf("GL error at %s:%d - %s\n", file, line, name);
}