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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 #ifndef GL_GLEXT_PROTOTYPES | |
6 #define GL_GLEXT_PROTOTYPES | |
7 #endif | |
8 | |
5 #include <GLES2/gl2.h> | 9 #include <GLES2/gl2.h> |
10 #include <GLES2/gl2ext.h> | |
6 | 11 |
12 #include "gpu/command_buffer/service/mailbox_manager.h" | |
7 #include "gpu/command_buffer/tests/gl_manager.h" | 13 #include "gpu/command_buffer/tests/gl_manager.h" |
8 #include "testing/gmock/include/gmock/gmock.h" | 14 #include "testing/gmock/include/gmock/gmock.h" |
9 #include "testing/gtest/include/gtest/gtest.h" | 15 #include "testing/gtest/include/gtest/gtest.h" |
16 #include "ui/gfx/gl/gl_share_group.h" | |
10 | 17 |
11 namespace gpu { | 18 namespace gpu { |
12 | 19 |
13 class GLTest : public testing::Test { | 20 namespace { |
21 uint32 ReadTexel(GLuint id, GLint x, GLint y) { | |
22 GLint old_fbo = 0; | |
23 glGetIntegerv(GL_FRAMEBUFFER_BINDING, &old_fbo); | |
24 | |
25 GLuint fbo; | |
26 glGenFramebuffers(1, &fbo); | |
27 glBindFramebuffer(GL_FRAMEBUFFER, fbo); | |
28 glFramebufferTexture2D(GL_FRAMEBUFFER, | |
29 GL_COLOR_ATTACHMENT0, | |
30 GL_TEXTURE_2D, | |
31 id, | |
32 0); | |
33 EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE), | |
34 glCheckFramebufferStatus(GL_FRAMEBUFFER)); | |
35 | |
36 uint32 texel; | |
37 glReadPixels(x, y, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, &texel); | |
38 | |
39 glBindFramebuffer(GL_FRAMEBUFFER, old_fbo); | |
40 | |
41 glDeleteFramebuffers(1, &fbo); | |
42 | |
43 return texel; | |
44 } | |
45 } | |
46 | |
47 class GLTextureMailboxTest : public testing::Test { | |
14 protected: | 48 protected: |
49 GLTextureMailboxTest() { | |
50 gles2::MailboxManager* mailbox_manager = new gles2::MailboxManager; | |
51 gfx::GLShareGroup* share_group = new gfx::GLShareGroup; | |
52 gl1_.reset(new GLManager(mailbox_manager, share_group)); | |
53 gl2_.reset(new GLManager(mailbox_manager, share_group)); | |
54 } | |
55 | |
15 virtual void SetUp() { | 56 virtual void SetUp() { |
16 gl_.Initialize(gfx::Size(4, 4)); | 57 gl1_->Initialize(gfx::Size(4, 4)); |
58 gl2_->Initialize(gfx::Size(4, 4)); | |
17 } | 59 } |
18 | 60 |
19 virtual void TearDown() { | 61 virtual void TearDown() { |
20 gl_.Destroy(); | 62 gl1_->Destroy(); |
63 gl2_->Destroy(); | |
21 } | 64 } |
22 | 65 |
23 GLManager gl_; | 66 scoped_ptr<GLManager> gl1_; |
67 scoped_ptr<GLManager> gl2_; | |
24 }; | 68 }; |
25 | 69 |
26 // Test that GL is at least minimally working. | 70 TEST_F(GLTextureMailboxTest, ProduceAndConsumeTexture) { |
27 TEST_F(GLTest, Basic) { | 71 gl1_->MakeCurrent(); |
28 glClearColor(0.0f, 1.0f, 0.0f, 1.0f); | 72 |
29 glClear(GL_COLOR_BUFFER_BIT); | 73 GLbyte mailbox1[GL_MAILBOX_SIZE_CHROMIUM]; |
30 uint8 pixels[4] = { 0, }; | 74 glGenMailboxCHROMIUM(mailbox1); |
31 glReadPixels(0, 0, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, pixels); | 75 |
32 EXPECT_EQ(0u, pixels[0]); | 76 GLbyte mailbox2[GL_MAILBOX_SIZE_CHROMIUM]; |
33 EXPECT_EQ(255u, pixels[1]); | 77 glGenMailboxCHROMIUM(mailbox2); |
34 EXPECT_EQ(0u, pixels[2]); | 78 |
35 EXPECT_EQ(255u, pixels[3]); | 79 GLuint tex1; |
80 glGenTextures(1, &tex1); | |
81 | |
82 glBindTexture(GL_TEXTURE_2D, tex1); | |
83 uint32 source_pixel = 0xFF0000FF; | |
84 glTexImage2D(GL_TEXTURE_2D, | |
85 0, | |
86 GL_RGBA, | |
87 1, 1, | |
88 0, | |
89 GL_RGBA, | |
90 GL_UNSIGNED_BYTE, | |
91 &source_pixel); | |
92 | |
93 glProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox1); | |
94 glFlush(); | |
95 | |
96 gl2_->MakeCurrent(); | |
97 | |
98 GLuint tex2; | |
99 glGenTextures(1, &tex2); | |
100 | |
101 glBindTexture(GL_TEXTURE_2D, tex2); | |
102 glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox1); | |
103 EXPECT_EQ(source_pixel, ReadTexel(tex2, 0, 0)); | |
104 glProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox2); | |
105 glFlush(); | |
106 | |
107 gl1_->MakeCurrent(); | |
108 | |
109 glBindTexture(GL_TEXTURE_2D, tex1); | |
110 glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox2); | |
111 EXPECT_EQ(source_pixel, ReadTexel(tex1, 0, 0)); | |
36 } | 112 } |
37 | 113 |
114 TEST_F(GLTextureMailboxTest, ProduceTextureValidatesKey) { | |
115 GLuint tex; | |
116 glGenTextures(1, &tex); | |
117 | |
118 glBindTexture(GL_TEXTURE_2D, tex); | |
119 glTexImage2D(GL_TEXTURE_2D, | |
120 0, | |
121 GL_RGBA, | |
122 1, 1, | |
123 0, | |
124 GL_RGBA, | |
125 GL_UNSIGNED_BYTE, | |
126 NULL); | |
127 | |
128 GLbyte invalid_mailbox[GL_MAILBOX_SIZE_CHROMIUM]; | |
129 glGenMailboxCHROMIUM(invalid_mailbox); | |
130 ++invalid_mailbox[GL_MAILBOX_SIZE_CHROMIUM - 1]; | |
131 | |
132 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
133 glProduceTextureCHROMIUM(GL_TEXTURE_2D, invalid_mailbox); | |
134 EXPECT_EQ(static_cast<GLenum>(GL_INVALID_OPERATION), glGetError()); | |
135 | |
136 // Ensure level 0 is still intact after glProduceTextureCHROMIUM fails. | |
137 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
138 EXPECT_EQ(0x00000000U, ReadTexel(tex, 0, 0)); | |
Ken Russell (switch to Gerrit)
2012/04/28 00:27:40
Consider filling the texture with a color first to
| |
139 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
140 } | |
141 | |
142 TEST_F(GLTextureMailboxTest, ConsumeTextureValidatesKey) { | |
143 GLuint tex; | |
144 glGenTextures(1, &tex); | |
145 | |
146 glBindTexture(GL_TEXTURE_2D, tex); | |
147 glTexImage2D(GL_TEXTURE_2D, | |
148 0, | |
149 GL_RGBA, | |
150 1, 1, | |
151 0, | |
152 GL_RGBA, | |
153 GL_UNSIGNED_BYTE, | |
154 NULL); | |
155 | |
156 GLbyte invalid_mailbox[GL_MAILBOX_SIZE_CHROMIUM]; | |
157 glGenMailboxCHROMIUM(invalid_mailbox); | |
158 ++invalid_mailbox[GL_MAILBOX_SIZE_CHROMIUM - 1]; | |
159 | |
160 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
161 glConsumeTextureCHROMIUM(GL_TEXTURE_2D, invalid_mailbox); | |
162 EXPECT_EQ(static_cast<GLenum>(GL_INVALID_OPERATION), glGetError()); | |
163 | |
164 // Ensure level 0 is still intact after glConsumeTextureCHROMIUM fails. | |
165 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
166 EXPECT_EQ(0x00000000U, ReadTexel(tex, 0, 0)); | |
167 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
168 } | |
38 } // namespace gpu | 169 } // namespace gpu |
39 | 170 |
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