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Add EAGLContext for the fallback case

This commit is contained in:
Sam Green 2019-03-14 18:36:33 -07:00
parent 440706814a
commit 4946335d3d
1 changed files with 18 additions and 10 deletions
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28
platform/iphone/gl_view.mm
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@ -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") {
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");
}
}
// Create GL ES 2 context
if (GLOBAL_GET("rendering/quality/driver/driver_name") == "GLES2" || fallback_gl2) {
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\"");
}
if (!context) {
NSLog(@"Failed to create OpenGL ES context!");
return nil;
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;