diff options
| -rw-r--r-- | platform/iphone/gl_view.mm | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/platform/iphone/gl_view.mm b/platform/iphone/gl_view.mm index 004f53b280..1cb8d0e44e 100644 --- a/platform/iphone/gl_view.mm +++ b/platform/iphone/gl_view.mm @@ -284,20 +284,28 @@ static void clear_touches() { kEAGLColorFormatRGBA8, kEAGLDrawablePropertyColorFormat, nil]; - - // Create a context based on the gl driver from project settings + bool fallback_gl2 = false; + // Create a GL ES 3 context based on the gl driver from project settings if (GLOBAL_GET("rendering/quality/driver/driver_name") == "GLES3") { context = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES3]; - NSLog(@"Setting up an OpenGL ES 3 context. Based on Project Settings \"rendering/quality/driver/driver_name\""); - } else if (GLOBAL_GET("rendering/quality/driver/driver_name") == "GLES2") { - context = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES2]; - gles3_available = false; - NSLog(@"Setting up an OpenGL ES 2 context. Based on Project Settings \"rendering/quality/driver/driver_name\""); + NSLog(@"Setting up an OpenGL ES 3.0 context. Based on Project Settings \"rendering/quality/driver/driver_name\""); + if (!context && GLOBAL_GET("rendering/quality/driver/fallback_to_gles2")) { + gles3_available = false; + fallback_gl2 = true; + NSLog(@"Failed to create OpenGL ES 3.0 context. Falling back to OpenGL ES 2.0"); + } } - if (!context) { - NSLog(@"Failed to create OpenGL ES context!"); - return nil; + + // Create GL ES 2 context + if (GLOBAL_GET("rendering/quality/driver/driver_name") == "GLES2" || fallback_gl2) { + context = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES2]; + NSLog(@"Setting up an OpenGL ES 2.0 context."); + if (!context) { + NSLog(@"Failed to create OpenGL ES 2.0 context!"); + return nil; + } } + if (![EAGLContext setCurrentContext:context]) { NSLog(@"Failed to set EAGLContext!"); return nil; |