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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 #include "gl/GLContext.h" | 9 #include "gl/GLTestContext.h" |
10 | 10 |
11 #include <windows.h> | 11 #include <windows.h> |
12 #include <GL/GL.h> | 12 #include <GL/GL.h> |
13 #include "win/SkWGL.h" | 13 #include "win/SkWGL.h" |
14 | 14 |
15 #define WIN32_LEAN_AND_MEAN | 15 #define WIN32_LEAN_AND_MEAN |
16 #include <windows.h> | 16 #include <windows.h> |
17 | 17 |
18 namespace { | 18 namespace { |
19 | 19 |
20 class WinGLContext : public sk_gpu_test::GLContext { | 20 class WinGLTestContext : public sk_gpu_test::GLTestContext { |
21 public: | 21 public: |
22 WinGLContext(GrGLStandard forcedGpuAPI); | 22 WinGLTestContext(GrGLStandard forcedGpuAPI); |
23 » ~WinGLContext() override; | 23 » ~WinGLTestContext() override; |
24 | 24 |
25 private: | 25 private: |
26 void destroyGLContext(); | 26 void destroyGLContext(); |
27 | 27 |
28 void onPlatformMakeCurrent() const override; | 28 void onPlatformMakeCurrent() const override; |
29 void onPlatformSwapBuffers() const override; | 29 void onPlatformSwapBuffers() const override; |
30 GrGLFuncPtr onPlatformGetProcAddress(const char* name) const override; | 30 GrGLFuncPtr onPlatformGetProcAddress(const char* name) const override; |
31 | 31 |
32 HWND fWindow; | 32 HWND fWindow; |
33 HDC fDeviceContext; | 33 HDC fDeviceContext; |
34 HGLRC fGlRenderContext; | 34 HGLRC fGlRenderContext; |
35 static ATOM gWC; | 35 static ATOM gWC; |
36 SkWGLPbufferContext* fPbufferContext; | 36 SkWGLPbufferContext* fPbufferContext; |
37 }; | 37 }; |
38 | 38 |
39 ATOM WinGLContext::gWC = 0; | 39 ATOM WinGLTestContext::gWC = 0; |
40 | 40 |
41 WinGLContext::WinGLContext(GrGLStandard forcedGpuAPI) | 41 WinGLTestContext::WinGLTestContext(GrGLStandard forcedGpuAPI) |
42 : fWindow(nullptr) | 42 : fWindow(nullptr) |
43 , fDeviceContext(nullptr) | 43 , fDeviceContext(nullptr) |
44 , fGlRenderContext(0) | 44 , fGlRenderContext(0) |
45 , fPbufferContext(nullptr) { | 45 , fPbufferContext(nullptr) { |
46 HINSTANCE hInstance = (HINSTANCE)GetModuleHandle(nullptr); | 46 HINSTANCE hInstance = (HINSTANCE)GetModuleHandle(nullptr); |
47 | 47 |
48 if (!gWC) { | 48 if (!gWC) { |
49 WNDCLASS wc; | 49 WNDCLASS wc; |
50 wc.cbClsExtra = 0; | 50 wc.cbClsExtra = 0; |
51 wc.cbWndExtra = 0; | 51 wc.cbWndExtra = 0; |
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123 } | 123 } |
124 if (!gl->validate()) { | 124 if (!gl->validate()) { |
125 SkDebugf("Could not validate GL interface.\n"); | 125 SkDebugf("Could not validate GL interface.\n"); |
126 this->destroyGLContext(); | 126 this->destroyGLContext(); |
127 return; | 127 return; |
128 } | 128 } |
129 | 129 |
130 this->init(gl.release()); | 130 this->init(gl.release()); |
131 } | 131 } |
132 | 132 |
133 WinGLContext::~WinGLContext() { | 133 WinGLTestContext::~WinGLTestContext() { |
134 this->teardown(); | 134 this->teardown(); |
135 this->destroyGLContext(); | 135 this->destroyGLContext(); |
136 } | 136 } |
137 | 137 |
138 void WinGLContext::destroyGLContext() { | 138 void WinGLTestContext::destroyGLContext() { |
139 SkSafeSetNull(fPbufferContext); | 139 SkSafeSetNull(fPbufferContext); |
140 if (fGlRenderContext) { | 140 if (fGlRenderContext) { |
141 wglDeleteContext(fGlRenderContext); | 141 wglDeleteContext(fGlRenderContext); |
142 fGlRenderContext = 0; | 142 fGlRenderContext = 0; |
143 } | 143 } |
144 if (fWindow && fDeviceContext) { | 144 if (fWindow && fDeviceContext) { |
145 ReleaseDC(fWindow, fDeviceContext); | 145 ReleaseDC(fWindow, fDeviceContext); |
146 fDeviceContext = 0; | 146 fDeviceContext = 0; |
147 } | 147 } |
148 if (fWindow) { | 148 if (fWindow) { |
149 DestroyWindow(fWindow); | 149 DestroyWindow(fWindow); |
150 fWindow = 0; | 150 fWindow = 0; |
151 } | 151 } |
152 } | 152 } |
153 | 153 |
154 void WinGLContext::onPlatformMakeCurrent() const { | 154 void WinGLTestContext::onPlatformMakeCurrent() const { |
155 HDC dc; | 155 HDC dc; |
156 HGLRC glrc; | 156 HGLRC glrc; |
157 | 157 |
158 if (nullptr == fPbufferContext) { | 158 if (nullptr == fPbufferContext) { |
159 dc = fDeviceContext; | 159 dc = fDeviceContext; |
160 glrc = fGlRenderContext; | 160 glrc = fGlRenderContext; |
161 } else { | 161 } else { |
162 dc = fPbufferContext->getDC(); | 162 dc = fPbufferContext->getDC(); |
163 glrc = fPbufferContext->getGLRC(); | 163 glrc = fPbufferContext->getGLRC(); |
164 } | 164 } |
165 | 165 |
166 if (!wglMakeCurrent(dc, glrc)) { | 166 if (!wglMakeCurrent(dc, glrc)) { |
167 SkDebugf("Could not create rendering context.\n"); | 167 SkDebugf("Could not create rendering context.\n"); |
168 } | 168 } |
169 } | 169 } |
170 | 170 |
171 void WinGLContext::onPlatformSwapBuffers() const { | 171 void WinGLTestContext::onPlatformSwapBuffers() const { |
172 HDC dc; | 172 HDC dc; |
173 | 173 |
174 if (nullptr == fPbufferContext) { | 174 if (nullptr == fPbufferContext) { |
175 dc = fDeviceContext; | 175 dc = fDeviceContext; |
176 } else { | 176 } else { |
177 dc = fPbufferContext->getDC(); | 177 dc = fPbufferContext->getDC(); |
178 } | 178 } |
179 if (!SwapBuffers(dc)) { | 179 if (!SwapBuffers(dc)) { |
180 SkDebugf("Could not complete SwapBuffers.\n"); | 180 SkDebugf("Could not complete SwapBuffers.\n"); |
181 } | 181 } |
182 } | 182 } |
183 | 183 |
184 GrGLFuncPtr WinGLContext::onPlatformGetProcAddress(const char* name) const { | 184 GrGLFuncPtr WinGLTestContext::onPlatformGetProcAddress(const char* name) const { |
185 return reinterpret_cast<GrGLFuncPtr>(wglGetProcAddress(name)); | 185 return reinterpret_cast<GrGLFuncPtr>(wglGetProcAddress(name)); |
186 } | 186 } |
187 | 187 |
188 } // anonymous namespace | 188 } // anonymous namespace |
189 | 189 |
190 namespace sk_gpu_test { | 190 namespace sk_gpu_test { |
191 GLContext* CreatePlatformGLContext(GrGLStandard forcedGpuAPI, GLContext *shareCo
ntext) { | 191 GLTestContext* CreatePlatformGLTestContext(GrGLStandard forcedGpuAPI, |
| 192 GLTestContext *shareContext) { |
192 SkASSERT(!shareContext); | 193 SkASSERT(!shareContext); |
193 if (shareContext) { | 194 if (shareContext) { |
194 return nullptr; | 195 return nullptr; |
195 } | 196 } |
196 WinGLContext *ctx = new WinGLContext(forcedGpuAPI); | 197 WinGLTestContext *ctx = new WinGLTestContext(forcedGpuAPI); |
197 if (!ctx->isValid()) { | 198 if (!ctx->isValid()) { |
198 delete ctx; | 199 delete ctx; |
199 return nullptr; | 200 return nullptr; |
200 } | 201 } |
201 return ctx; | 202 return ctx; |
202 } | 203 } |
203 } // namespace sk_gpu_test | 204 } // namespace sk_gpu_test |
204 | 205 |
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