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1 // Copyright (c) 2015 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <GLES2/gl2.h> | 5 #include <GLES2/gl2.h> |
6 #include <GLES2/gl2ext.h> | 6 #include <GLES2/gl2ext.h> |
7 #include <GLES2/gl2extchromium.h> | 7 #include <GLES2/gl2extchromium.h> |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 #include <string.h> | 9 #include <string.h> |
10 | 10 |
| 11 #include <memory> |
| 12 |
11 #include "base/command_line.h" | 13 #include "base/command_line.h" |
12 #include "gpu/command_buffer/service/gpu_switches.h" | 14 #include "gpu/command_buffer/service/gpu_switches.h" |
13 #include "gpu/command_buffer/tests/gl_manager.h" | 15 #include "gpu/command_buffer/tests/gl_manager.h" |
14 #include "gpu/command_buffer/tests/gl_test_utils.h" | 16 #include "gpu/command_buffer/tests/gl_test_utils.h" |
15 #include "testing/gmock/include/gmock/gmock.h" | 17 #include "testing/gmock/include/gmock/gmock.h" |
16 #include "testing/gtest/include/gtest/gtest.h" | 18 #include "testing/gtest/include/gtest/gtest.h" |
17 | 19 |
18 #define SHADER(Src) #Src | 20 #define SHADER(Src) #Src |
19 | 21 |
20 namespace gpu { | 22 namespace gpu { |
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166 // The test tests that CoverageModulation call works. | 168 // The test tests that CoverageModulation call works. |
167 // The fractional pixels of both triangles end up being modulated | 169 // The fractional pixels of both triangles end up being modulated |
168 // by the coverage of the fragment. Test that drawing with and without | 170 // by the coverage of the fragment. Test that drawing with and without |
169 // CoverageModulation causes the result to be different. | 171 // CoverageModulation causes the result to be different. |
170 TEST_F(CHROMIUMFramebufferMixedSamplesTest, CoverageModulation) { | 172 TEST_F(CHROMIUMFramebufferMixedSamplesTest, CoverageModulation) { |
171 if (!IsApplicable()) { | 173 if (!IsApplicable()) { |
172 return; | 174 return; |
173 } | 175 } |
174 static const float kBlue[] = {0.0f, 0.0f, 1.0f, 1.0f}; | 176 static const float kBlue[] = {0.0f, 0.0f, 1.0f, 1.0f}; |
175 static const float kGreen[] = {0.0f, 1.0f, 0.0f, 1.0f}; | 177 static const float kGreen[] = {0.0f, 1.0f, 0.0f, 1.0f}; |
176 scoped_ptr<uint8_t[]> results[3]; | 178 std::unique_ptr<uint8_t[]> results[3]; |
177 const GLint kResultSize = kWidth * kHeight * 4; | 179 const GLint kResultSize = kWidth * kHeight * 4; |
178 | 180 |
179 for (int pass = 0; pass < 3; ++pass) { | 181 for (int pass = 0; pass < 3; ++pass) { |
180 SetupState(MixedSampleFBO); | 182 SetupState(MixedSampleFBO); |
181 if (pass == 1) { | 183 if (pass == 1) { |
182 glCoverageModulationCHROMIUM(GL_RGBA); | 184 glCoverageModulationCHROMIUM(GL_RGBA); |
183 } | 185 } |
184 glUniform4fv(color_loc_, 1, kGreen); | 186 glUniform4fv(color_loc_, 1, kGreen); |
185 glDrawArrays(GL_TRIANGLES, 0, 3); | 187 glDrawArrays(GL_TRIANGLES, 0, 3); |
186 | 188 |
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206 // color buffer is single-sampled. Draws the same pattern with single-sample | 208 // color buffer is single-sampled. Draws the same pattern with single-sample |
207 // stencil buffer and with multisample stencil buffer. The images should differ. | 209 // stencil buffer and with multisample stencil buffer. The images should differ. |
208 TEST_F(CHROMIUMFramebufferMixedSamplesTest, MultisampleStencilEffective) { | 210 TEST_F(CHROMIUMFramebufferMixedSamplesTest, MultisampleStencilEffective) { |
209 if (!IsApplicable()) { | 211 if (!IsApplicable()) { |
210 return; | 212 return; |
211 } | 213 } |
212 | 214 |
213 static const float kBlue[] = {0.0f, 0.0f, 1.0f, 1.0f}; | 215 static const float kBlue[] = {0.0f, 0.0f, 1.0f, 1.0f}; |
214 static const float kGreen[] = {0.0f, 1.0f, 0.0f, 1.0f}; | 216 static const float kGreen[] = {0.0f, 1.0f, 0.0f, 1.0f}; |
215 | 217 |
216 scoped_ptr<uint8_t[]> results[3]; | 218 std::unique_ptr<uint8_t[]> results[3]; |
217 const GLint kResultSize = kWidth * kHeight * 4; | 219 const GLint kResultSize = kWidth * kHeight * 4; |
218 | 220 |
219 for (int pass = 0; pass < 3; ++pass) { | 221 for (int pass = 0; pass < 3; ++pass) { |
220 if (pass == 1) { | 222 if (pass == 1) { |
221 SetupState(MixedSampleFBO); | 223 SetupState(MixedSampleFBO); |
222 } else { | 224 } else { |
223 SetupState(SingleSampleFBO); | 225 SetupState(SingleSampleFBO); |
224 } | 226 } |
225 glUniform4fv(color_loc_, 1, kGreen); | 227 glUniform4fv(color_loc_, 1, kGreen); |
226 glDrawArrays(GL_TRIANGLES, 0, 3); | 228 glDrawArrays(GL_TRIANGLES, 0, 3); |
227 | 229 |
228 glUniform4fv(color_loc_, 1, kBlue); | 230 glUniform4fv(color_loc_, 1, kBlue); |
229 glDrawArrays(GL_TRIANGLES, 3, 3); | 231 glDrawArrays(GL_TRIANGLES, 3, 3); |
230 | 232 |
231 results[pass].reset(new uint8_t[kResultSize]); | 233 results[pass].reset(new uint8_t[kResultSize]); |
232 memset(results[pass].get(), GLTestHelper::kCheckClearValue, kResultSize); | 234 memset(results[pass].get(), GLTestHelper::kCheckClearValue, kResultSize); |
233 glReadPixels(0, 0, kWidth, kHeight, GL_RGBA, GL_UNSIGNED_BYTE, | 235 glReadPixels(0, 0, kWidth, kHeight, GL_RGBA, GL_UNSIGNED_BYTE, |
234 results[pass].get()); | 236 results[pass].get()); |
235 } | 237 } |
236 | 238 |
237 EXPECT_NE(0, memcmp(results[0].get(), results[1].get(), kResultSize)); | 239 EXPECT_NE(0, memcmp(results[0].get(), results[1].get(), kResultSize)); |
238 // Verify that rendering is deterministic, so that the pass above does not | 240 // Verify that rendering is deterministic, so that the pass above does not |
239 // come from non-deterministic rendering. | 241 // come from non-deterministic rendering. |
240 EXPECT_EQ(0, memcmp(results[0].get(), results[2].get(), kResultSize)); | 242 EXPECT_EQ(0, memcmp(results[0].get(), results[2].get(), kResultSize)); |
241 } | 243 } |
242 | 244 |
243 } // namespace gpu | 245 } // namespace gpu |
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