gl_context_helper.mm File Reference

#import "gl_context_helper.h"
#import <AvailabilityMacros.h>
#import <OpenGL/OpenGL.h>
#import <dlfcn.h>
#import <cstdio>

Go to the source code of this file.

Functions
bool	initialize_gl_mac ()

Function Documentation

initialize_gl_mac()

bool initialize_gl_mac

(

)

Definition at line 15 of file gl_context_helper.mm.

                         {
    CGLPixelFormatAttribute attributes[] = {
        // base parameters
        kCGLPFAOpenGLProfile,
        (CGLPixelFormatAttribute) kCGLOGLPVersion_3_2_Core,
        kCGLPFADoubleBuffer,
        (CGLPixelFormatAttribute)NULL
    };
 
    CGLPixelFormatObj pixFormat;
    GLint npix;
    CGLChoosePixelFormat(attributes, &pixFormat, &npix);
    if (nullptr == pixFormat) {
        printf("CGLChoosePixelFormat failed.");
        return false;
    }
 
    CGLContextObj context;
    CGLCreateContext(pixFormat, nullptr, &context);
    CGLReleasePixelFormat(pixFormat);
 
    if (!context) {
        printf("CGLCreateContext failed.");
        return false;
    }
 
    CGLSetCurrentContext(context);
    return true;
}