nuclear@0: #ifndef OPENGL_H_
nuclear@0: #define OPENGL_H_
nuclear@0: 
nuclear@0: #include <stdlib.h>
nuclear@0: 
nuclear@0: #ifdef __APPLE__
nuclear@0: #include "TargetConditionals.h"
nuclear@0: 
nuclear@0: #if TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR
nuclear@0: /* iOS */
nuclear@0: #include <OpenGLES/ES2/gl.h>
nuclear@0: #include <OpenGLES/ES2/glext.h>
nuclear@0: 
nuclear@0: #define GL_CLAMP			GL_CLAMP_TO_EDGE
nuclear@0: #define GL_DEPTH24_STENCIL8	GL_DEPTH24_STENCIL8_OES
nuclear@0: 
nuclear@0: #undef USE_OLDGL
nuclear@0: 
nuclear@0: #define GL_WRITE_ONLY	GL_WRITE_ONLY_OES
nuclear@0: #define glMapBuffer		glMapBufferOES
nuclear@0: #define glUnmapBuffer	glUnmapBufferOES
nuclear@0: 
nuclear@0: #else
nuclear@0: /* MacOS X */
nuclear@0: #include <GL/glew.h>
nuclear@0: #include <GLUT/glut.h>
nuclear@0: 
nuclear@0: #define USE_OLDGL
nuclear@0: #endif
nuclear@0: 
nuclear@0: #else
nuclear@0: /* UNIX or Windows */
nuclear@0: #include <GL/glew.h>
nuclear@0: #include <GL/glut.h>
nuclear@0: 
nuclear@0: #define USE_OLDGL
nuclear@0: #endif
nuclear@0: 
nuclear@0: #ifndef GL_RGB16F
nuclear@0: #define GL_RGB16F	0x881b
nuclear@0: #endif
nuclear@0: #ifndef GL_RGBA16F
nuclear@0: #define GL_RGBA16F	0x881a
nuclear@0: #endif
nuclear@0: #ifndef GL_RGB32F
nuclear@0: #define GL_RGB32F	0x8815
nuclear@0: #endif
nuclear@0: #ifndef GL_RGBA32F
nuclear@0: #define GL_RGBA32F	0x8814
nuclear@0: #endif
nuclear@0: #ifndef GL_LUMINANCE16F
nuclear@0: #define GL_LUMINANCE16F	0x881e
nuclear@0: #endif
nuclear@0: #ifndef GL_LUMINANCE32F
nuclear@0: #define GL_LUMINANCE32F	0x8818
nuclear@0: #endif
nuclear@0: 
nuclear@0: #define CHECKGLERR	\
nuclear@0: 	do { \
nuclear@0: 		int err = glGetError(); \
nuclear@0: 		if(err) { \
nuclear@0: 			fprintf(stderr, "%s:%d: OpenGL error 0x%x: %s\n", __FILE__, __LINE__, err, strglerr(err)); \
nuclear@0: 			abort(); \
nuclear@0: 		} \
nuclear@0: 	} while(0)
nuclear@0: 
nuclear@0: void init_opengl();
nuclear@0: 
nuclear@0: const char *strglerr(int err);
nuclear@0: 
nuclear@0: #endif	// OPENGL_H_