github.com/gop9/olt@v0.0.0-20200202132135-d956aad50b08/gio/app/headless/headless_ios.m (about)

     1  // SPDX-License-Identifier: Unlicense OR MIT
     2  
     3  // +build darwin,ios
     4  
     5  @import OpenGLES;
     6  
     7  #include <CoreFoundation/CoreFoundation.h>
     8  #include "headless_darwin.h"
     9  
    10  void gio_headless_releaseContext(CFTypeRef ctxRef) {
    11  	CFBridgingRelease(ctxRef);
    12  }
    13  
    14  CFTypeRef gio_headless_newContext(void) {
    15  	EAGLContext *ctx = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES3];
    16  	if (ctx == nil) {
    17  		return nil;
    18  	}
    19  	return CFBridgingRetain(ctx);
    20  }
    21  
    22  void gio_headless_clearCurrentContext(CFTypeRef ctxRef) {
    23  	[EAGLContext setCurrentContext:nil];
    24  }
    25  
    26  void gio_headless_makeCurrentContext(CFTypeRef ctxRef) {
    27  	EAGLContext *ctx = (__bridge EAGLContext *)ctxRef;
    28  	[EAGLContext setCurrentContext:ctx];
    29  }
    30  
    31  void gio_headless_prepareContext(CFTypeRef ctxRef) {
    32  }