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| 1 | |
| 2 /* | |
| 3 * Copyright 2011 Google Inc. | |
| 4 * | |
| 5 * Use of this source code is governed by a BSD-style license that can be | |
| 6 * found in the LICENSE file. | |
| 7 */ | |
| 8 #include "SkTypes.h" | |
| 9 | |
| 10 #include "gl/GLTestContext.h" | |
| 11 #include "AvailabilityMacros.h" | |
| 12 | |
| 13 #include <OpenGL/OpenGL.h> | |
| 14 #include <dlfcn.h> | |
| 15 | |
| 16 namespace { | |
| 17 class MacGLTestContext : public sk_gpu_test::GLTestContext { | |
| 18 public: | |
| 19 MacGLTestContext(); | |
| 20 ~MacGLTestContext() override; | |
| 21 | |
| 22 private: | |
| 23 void destroyGLContext(); | |
| 24 | |
| 25 void onPlatformMakeCurrent() const override; | |
| 26 void onPlatformSwapBuffers() const override; | |
| 27 GrGLFuncPtr onPlatformGetProcAddress(const char*) const override; | |
| 28 | |
| 29 CGLContextObj fContext; | |
| 30 void* fGLLibrary; | |
| 31 }; | |
| 32 | |
| 33 MacGLTestContext::MacGLTestContext() | |
| 34 : fContext(nullptr) | |
| 35 , fGLLibrary(RTLD_DEFAULT) { | |
| 36 CGLPixelFormatAttribute attributes[] = { | |
| 37 #if MAC_OS_X_VERSION_10_7 | |
| 38 kCGLPFAOpenGLProfile, (CGLPixelFormatAttribute) kCGLOGLPVersion_3_2_Core
, | |
| 39 #endif | |
| 40 kCGLPFADoubleBuffer, | |
| 41 (CGLPixelFormatAttribute)0 | |
| 42 }; | |
| 43 CGLPixelFormatObj pixFormat; | |
| 44 GLint npix; | |
| 45 | |
| 46 CGLChoosePixelFormat(attributes, &pixFormat, &npix); | |
| 47 | |
| 48 if (nullptr == pixFormat) { | |
| 49 SkDebugf("CGLChoosePixelFormat failed."); | |
| 50 return; | |
| 51 } | |
| 52 | |
| 53 CGLCreateContext(pixFormat, nullptr, &fContext); | |
| 54 CGLReleasePixelFormat(pixFormat); | |
| 55 | |
| 56 if (nullptr == fContext) { | |
| 57 SkDebugf("CGLCreateContext failed."); | |
| 58 return; | |
| 59 } | |
| 60 | |
| 61 CGLSetCurrentContext(fContext); | |
| 62 | |
| 63 SkAutoTUnref<const GrGLInterface> gl(GrGLCreateNativeInterface()); | |
| 64 if (nullptr == gl.get()) { | |
| 65 SkDebugf("Context could not create GL interface.\n"); | |
| 66 this->destroyGLContext(); | |
| 67 return; | |
| 68 } | |
| 69 if (!gl->validate()) { | |
| 70 SkDebugf("Context could not validate GL interface.\n"); | |
| 71 this->destroyGLContext(); | |
| 72 return; | |
| 73 } | |
| 74 | |
| 75 fGLLibrary = dlopen( | |
| 76 "/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.
dylib", | |
| 77 RTLD_LAZY); | |
| 78 | |
| 79 this->init(gl.release()); | |
| 80 } | |
| 81 | |
| 82 MacGLTestContext::~MacGLTestContext() { | |
| 83 this->teardown(); | |
| 84 this->destroyGLContext(); | |
| 85 } | |
| 86 | |
| 87 void MacGLTestContext::destroyGLContext() { | |
| 88 if (fContext) { | |
| 89 CGLReleaseContext(fContext); | |
| 90 fContext = nullptr; | |
| 91 } | |
| 92 if (RTLD_DEFAULT != fGLLibrary) { | |
| 93 dlclose(fGLLibrary); | |
| 94 } | |
| 95 } | |
| 96 | |
| 97 void MacGLTestContext::onPlatformMakeCurrent() const { | |
| 98 CGLSetCurrentContext(fContext); | |
| 99 } | |
| 100 | |
| 101 void MacGLTestContext::onPlatformSwapBuffers() const { | |
| 102 CGLFlushDrawable(fContext); | |
| 103 } | |
| 104 | |
| 105 GrGLFuncPtr MacGLTestContext::onPlatformGetProcAddress(const char* procName) con
st { | |
| 106 return reinterpret_cast<GrGLFuncPtr>(dlsym(fGLLibrary, procName)); | |
| 107 } | |
| 108 | |
| 109 } // anonymous namespace | |
| 110 | |
| 111 namespace sk_gpu_test { | |
| 112 GLTestContext* CreatePlatformGLTestContext(GrGLStandard forcedGpuAPI, | |
| 113 GLTestContext* shareContext) { | |
| 114 SkASSERT(!shareContext); | |
| 115 if (shareContext) { | |
| 116 return nullptr; | |
| 117 } | |
| 118 | |
| 119 if (kGLES_GrGLStandard == forcedGpuAPI) { | |
| 120 return nullptr; | |
| 121 } | |
| 122 MacGLTestContext* ctx = new MacGLTestContext; | |
| 123 if (!ctx->isValid()) { | |
| 124 delete ctx; | |
| 125 return nullptr; | |
| 126 } | |
| 127 return ctx; | |
| 128 } | |
| 129 } // namespace sk_gpu_test | |
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Chromium Code Reviews
Issue 1850543003:
Revert of rename sk_gpu_test::GLContext to sk_gpu_test::GLTestContext (Closed)
Base URL: https://chromium.googlesource.com/skia.git@move