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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 #define GL_GLEXT_PROTOTYPES | |
6 | |
5 #include <GLES2/gl2.h> | 7 #include <GLES2/gl2.h> |
8 #include <GLES2/gl2ext.h> | |
6 | 9 |
10 #include "gpu/command_buffer/service/mailbox_manager.h" | |
7 #include "gpu/command_buffer/tests/gl_manager.h" | 11 #include "gpu/command_buffer/tests/gl_manager.h" |
8 #include "testing/gmock/include/gmock/gmock.h" | 12 #include "testing/gmock/include/gmock/gmock.h" |
9 #include "testing/gtest/include/gtest/gtest.h" | 13 #include "testing/gtest/include/gtest/gtest.h" |
14 #include "ui/gfx/gl/gl_share_group.h" | |
10 | 15 |
11 namespace gpu { | 16 namespace gpu { |
12 | 17 |
13 class GLTest : public testing::Test { | 18 namespace { |
19 uint32 ReadTexel(GLuint id, GLint x, GLint y) { | |
20 GLint old_fbo = 0; | |
21 glGetIntegerv(GL_FRAMEBUFFER_BINDING, &old_fbo); | |
22 | |
23 GLuint fbo; | |
24 glGenFramebuffers(1, &fbo); | |
25 glBindFramebuffer(GL_FRAMEBUFFER, fbo); | |
26 glFramebufferTexture2D(GL_FRAMEBUFFER, | |
27 GL_COLOR_ATTACHMENT0, | |
28 GL_TEXTURE_2D, | |
29 id, | |
30 0); | |
31 EXPECT_EQ(GL_FRAMEBUFFER_COMPLETE, glCheckFramebufferStatus(GL_FRAMEBUFFER)); | |
32 | |
33 uint32 texel; | |
34 glReadPixels(x, y, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, &texel); | |
35 | |
36 glBindFramebuffer(GL_FRAMEBUFFER, old_fbo); | |
37 | |
38 glDeleteFramebuffers(1, &fbo); | |
39 | |
40 return texel; | |
41 } | |
42 } | |
43 | |
44 class GLTextureMailboxTest : public testing::Test { | |
14 protected: | 45 protected: |
46 GLTextureMailboxTest() { | |
47 gles2::MailboxManager* mailbox_manager = new gles2::MailboxManager; | |
48 gfx::GLShareGroup* share_group = new gfx::GLShareGroup; | |
49 gl1_.reset(new GLManager(mailbox_manager, share_group)); | |
50 gl2_.reset(new GLManager(mailbox_manager, share_group)); | |
51 } | |
52 | |
15 virtual void SetUp() { | 53 virtual void SetUp() { |
16 gl_.Initialize(gfx::Size(4, 4)); | 54 gl1_->Initialize(gfx::Size(4, 4)); |
55 gl2_->Initialize(gfx::Size(4, 4)); | |
17 } | 56 } |
18 | 57 |
19 virtual void TearDown() { | 58 virtual void TearDown() { |
20 gl_.Destroy(); | 59 gl1_->Destroy(); |
60 gl2_->Destroy(); | |
21 } | 61 } |
22 | 62 |
23 GLManager gl_; | 63 scoped_ptr<GLManager> gl1_; |
64 scoped_ptr<GLManager> gl2_; | |
24 }; | 65 }; |
25 | 66 |
26 // Test that GL is at least minimally working. | 67 TEST_F(GLTextureMailboxTest, ProduceAndConsumeTexture) { |
27 TEST_F(GLTest, Basic) { | 68 gl1_->MakeCurrent(); |
28 glClearColor(0.0f, 1.0f, 0.0f, 1.0f); | 69 |
29 glClear(GL_COLOR_BUFFER_BIT); | 70 GLbyte mailbox1[GL_MAILBOX_SIZE_CHROMIUM]; |
30 uint8 pixels[4] = { 0, }; | 71 glGenMailboxCHROMIUM(mailbox1); |
31 glReadPixels(0, 0, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, pixels); | 72 |
32 EXPECT_EQ(0u, pixels[0]); | 73 GLbyte mailbox2[GL_MAILBOX_SIZE_CHROMIUM]; |
33 EXPECT_EQ(255u, pixels[1]); | 74 glGenMailboxCHROMIUM(mailbox2); |
34 EXPECT_EQ(0u, pixels[2]); | 75 |
35 EXPECT_EQ(255u, pixels[3]); | 76 GLuint tex1; |
77 glGenTextures(1, &tex1); | |
78 | |
79 glBindTexture(GL_TEXTURE_2D, tex1); | |
80 uint32 source_pixel = 0xFF0000FF; | |
81 glTexImage2D(GL_TEXTURE_2D, | |
82 0, | |
83 GL_RGBA, | |
84 1, 1, | |
85 0, | |
86 GL_RGBA, | |
87 GL_UNSIGNED_BYTE, | |
88 &source_pixel); | |
89 | |
90 glProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox1); | |
91 glFlush(); | |
92 | |
93 gl2_->MakeCurrent(); | |
94 | |
95 GLuint tex2; | |
96 glGenTextures(1, &tex2); | |
97 | |
98 glBindTexture(GL_TEXTURE_2D, tex2); | |
99 glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox1); | |
100 EXPECT_EQ(source_pixel, ReadTexel(tex2, 0, 0)); | |
101 glProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox2); | |
102 glFlush(); | |
103 | |
104 gl1_->MakeCurrent(); | |
105 | |
106 glBindTexture(GL_TEXTURE_2D, tex1); | |
107 glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox2); | |
108 EXPECT_EQ(source_pixel, ReadTexel(tex1, 0, 0)); | |
109 } | |
110 | |
111 TEST_F(GLTextureMailboxTest, ProduceTextureValidatesKey) { | |
112 GLuint tex; | |
113 glGenTextures(1, &tex); | |
114 | |
115 glBindTexture(GL_TEXTURE_2D, tex); | |
116 glTexImage2D(GL_TEXTURE_2D, | |
117 0, | |
118 GL_RGBA, | |
119 1, 1, | |
120 0, | |
121 GL_RGBA, | |
122 GL_UNSIGNED_BYTE, | |
123 NULL); | |
124 | |
125 GLbyte invalid_mailbox[GL_MAILBOX_SIZE_CHROMIUM]; | |
126 glGenMailboxCHROMIUM(invalid_mailbox); | |
127 ++invalid_mailbox[GL_MAILBOX_SIZE_CHROMIUM - 1]; | |
128 | |
129 EXPECT_EQ(GL_NO_ERROR, glGetError()); | |
130 glProduceTextureCHROMIUM(GL_TEXTURE_2D, invalid_mailbox); | |
131 EXPECT_EQ(GL_INVALID_OPERATION, glGetError()); | |
Ken Russell (switch to Gerrit)
2012/04/26 22:34:14
Ideally would also test whether the texture was de
apatrick_chromium
2012/04/27 22:31:58
Done.
| |
132 } | |
133 | |
134 TEST_F(GLTextureMailboxTest, ConsumeTextureValidatesKey) { | |
135 GLuint tex; | |
136 glGenTextures(1, &tex); | |
137 | |
138 glBindTexture(GL_TEXTURE_2D, tex); | |
139 | |
140 GLbyte invalid_mailbox[GL_MAILBOX_SIZE_CHROMIUM]; | |
141 glGenMailboxCHROMIUM(invalid_mailbox); | |
142 ++invalid_mailbox[GL_MAILBOX_SIZE_CHROMIUM - 1]; | |
143 | |
144 EXPECT_EQ(GL_NO_ERROR, glGetError()); | |
145 glConsumeTextureCHROMIUM(GL_TEXTURE_2D, invalid_mailbox); | |
146 EXPECT_EQ(GL_INVALID_OPERATION, glGetError()); | |
36 } | 147 } |
37 | 148 |
38 } // namespace gpu | 149 } // namespace gpu |
39 | 150 |
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