1*c8dee2aaSAndroid Build Coastguard Worker /* 2*c8dee2aaSAndroid Build Coastguard Worker * Copyright 2024 Google LLC 3*c8dee2aaSAndroid Build Coastguard Worker * 4*c8dee2aaSAndroid Build Coastguard Worker * Use of this source code is governed by a BSD-style license that can be 5*c8dee2aaSAndroid Build Coastguard Worker * found in the LICENSE file. 6*c8dee2aaSAndroid Build Coastguard Worker */ 7*c8dee2aaSAndroid Build Coastguard Worker 8*c8dee2aaSAndroid Build Coastguard Worker #ifndef MacWindowGLUtils_DEFINED 9*c8dee2aaSAndroid Build Coastguard Worker #define MacWindowGLUtils_DEFINED 10*c8dee2aaSAndroid Build Coastguard Worker 11*c8dee2aaSAndroid Build Coastguard Worker #include "include/private/base/SkAssert.h" 12*c8dee2aaSAndroid Build Coastguard Worker 13*c8dee2aaSAndroid Build Coastguard Worker #include <Cocoa/Cocoa.h> 14*c8dee2aaSAndroid Build Coastguard Worker 15*c8dee2aaSAndroid Build Coastguard Worker namespace skwindow { 16*c8dee2aaSAndroid Build Coastguard Worker GetGLPixelFormat(int sampleCount)17*c8dee2aaSAndroid Build Coastguard Workerstatic inline NSOpenGLPixelFormat* GetGLPixelFormat(int sampleCount) { 18*c8dee2aaSAndroid Build Coastguard Worker constexpr int kMaxAttributes = 19; 19*c8dee2aaSAndroid Build Coastguard Worker NSOpenGLPixelFormatAttribute attributes[kMaxAttributes]; 20*c8dee2aaSAndroid Build Coastguard Worker int numAttributes = 0; 21*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFAAccelerated; 22*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFAClosestPolicy; 23*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFADoubleBuffer; 24*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFAOpenGLProfile; 25*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLProfileVersion3_2Core; 26*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFAColorSize; 27*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = 24; 28*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFAAlphaSize; 29*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = 8; 30*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFADepthSize; 31*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = 0; 32*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFAStencilSize; 33*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = 8; 34*c8dee2aaSAndroid Build Coastguard Worker if (sampleCount > 1) { 35*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFAMultisample; 36*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFASampleBuffers; 37*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = 1; 38*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFASamples; 39*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = sampleCount; 40*c8dee2aaSAndroid Build Coastguard Worker } else { 41*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = NSOpenGLPFASampleBuffers; 42*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = 0; 43*c8dee2aaSAndroid Build Coastguard Worker } 44*c8dee2aaSAndroid Build Coastguard Worker attributes[numAttributes++] = 0; 45*c8dee2aaSAndroid Build Coastguard Worker SkASSERT(numAttributes <= kMaxAttributes); 46*c8dee2aaSAndroid Build Coastguard Worker return [[NSOpenGLPixelFormat alloc] initWithAttributes:attributes]; 47*c8dee2aaSAndroid Build Coastguard Worker } 48*c8dee2aaSAndroid Build Coastguard Worker 49*c8dee2aaSAndroid Build Coastguard Worker } // namespace skwindow 50*c8dee2aaSAndroid Build Coastguard Worker 51*c8dee2aaSAndroid Build Coastguard Worker #endif 52