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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include <GLES2/gl2.h> | |
| 6 #include <GLES2/gl2ext.h> | |
| 7 | |
| 8 #include "gpu/command_buffer/tests/gl_manager.h" | |
| 9 #include "gpu/command_buffer/tests/gl_test_utils.h" | |
| 10 #include "testing/gmock/include/gmock/gmock.h" | |
| 11 #include "testing/gtest/include/gtest/gtest.h" | |
| 12 | |
| 13 namespace gpu { | |
| 14 | |
| 15 class TextureStorageTest : public testing::Test { | |
| 16 protected: | |
| 17 static const GLsizei kResolution = 64; | |
| 18 virtual void SetUp() { | |
| 19 GLManager::Options options; | |
| 20 options.size = gfx::Size(kResolution, kResolution); | |
| 21 gl_.Initialize(options); | |
| 22 gl_.MakeCurrent(); | |
| 23 | |
| 24 glGenTextures(1, &tex_); | |
| 25 glBindTexture(GL_TEXTURE_2D, tex_); | |
| 26 | |
| 27 glGenFramebuffers(1, &fbo_); | |
| 28 glBindFramebuffer(GL_FRAMEBUFFER, fbo_); | |
| 29 glFramebufferTexture2D(GL_FRAMEBUFFER, | |
| 30 GL_COLOR_ATTACHMENT0, | |
| 31 GL_TEXTURE_2D, | |
| 32 tex_, | |
| 33 0); | |
| 34 | |
| 35 const GLubyte* extensions = glGetString(GL_EXTENSIONS); | |
| 36 extension_available_ = strstr(reinterpret_cast<const char*>( | |
| 37 extensions), "GL_EXT_texture_storage"); | |
| 38 } | |
| 39 | |
| 40 virtual void TearDown() { | |
| 41 gl_.Destroy(); | |
| 42 } | |
| 43 | |
| 44 GLManager gl_; | |
| 45 GLuint tex_; | |
| 46 GLuint fbo_; | |
| 47 bool extension_available_; | |
| 48 }; | |
| 49 | |
| 50 TEST_F(TextureStorageTest, CorrectPixels) { | |
| 51 if (!extension_available_) | |
| 52 return; | |
| 53 | |
| 54 glTexStorage2DEXT(GL_TEXTURE_2D, 2, GL_RGBA8_OES, 2, 2); | |
| 55 | |
| 56 uint8 source_pixels[16] = { | |
| 57 1, 2, 3, 4, 1, 2, 3, 4, 1, 2, 3, 4, 1, 2, 3, 4 | |
| 58 }; | |
| 59 glTexSubImage2D(GL_TEXTURE_2D, | |
| 60 0, | |
| 61 0, 0, | |
| 62 2, 2, | |
| 63 GL_RGBA, GL_UNSIGNED_BYTE, | |
| 64 source_pixels); | |
| 65 EXPECT_TRUE(GLTestHelper::CheckPixels(0, 0, 2, 2, 0, source_pixels)); | |
| 66 } | |
| 67 | |
| 68 TEST_F(TextureStorageTest, IsImmutable) { | |
| 69 if (!extension_available_) | |
| 70 return; | |
| 71 | |
| 72 glTexStorage2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8_OES, 4, 4); | |
| 73 | |
| 74 GLint param = 0; | |
| 75 glGetTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_IMMUTABLE_FORMAT_EXT, ¶m); | |
| 76 EXPECT_TRUE(param); | |
| 77 } | |
| 78 | |
| 79 TEST_F(TextureStorageTest, OneLevel) { | |
| 80 if (!extension_available_) | |
| 81 return; | |
| 82 | |
| 83 glTexStorage2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8_OES, 4, 4); | |
| 84 | |
| 85 uint8 source_pixels[64] = { 0 }; | |
| 86 | |
| 87 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
| 88 glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 4, 4, | |
| 89 GL_RGBA, GL_UNSIGNED_BYTE, source_pixels); | |
| 90 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
| 91 glTexSubImage2D(GL_TEXTURE_2D, 1, 0, 0, 2, 2, | |
| 92 GL_RGBA, GL_UNSIGNED_BYTE, source_pixels); | |
| 93 EXPECT_EQ(static_cast<GLenum>(GL_INVALID_OPERATION), glGetError()); | |
| 94 } | |
| 95 | |
| 96 TEST_F(TextureStorageTest, MultipleLevels) { | |
| 97 if (!extension_available_) | |
| 98 return; | |
| 99 | |
| 100 glTexStorage2DEXT(GL_TEXTURE_2D, 2, GL_RGBA8_OES, 2, 2); | |
| 101 | |
| 102 uint8 source_pixels[16] = { 0 }; | |
| 103 | |
| 104 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
| 105 glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 2, 2, | |
| 106 GL_RGBA, GL_UNSIGNED_BYTE, source_pixels); | |
| 107 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
| 108 glTexSubImage2D(GL_TEXTURE_2D, 1, 0, 0, 1, 1, | |
| 109 GL_RGBA, GL_UNSIGNED_BYTE, source_pixels); | |
| 110 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
| 111 glTexSubImage2D(GL_TEXTURE_2D, 2, 0, 0, 1, 1, | |
| 112 GL_RGBA, GL_UNSIGNED_BYTE, source_pixels); | |
| 113 EXPECT_EQ(static_cast<GLenum>(GL_INVALID_OPERATION), glGetError()); | |
| 114 } | |
| 115 | |
| 116 TEST_F(TextureStorageTest, BadTarget) { | |
| 117 if (!extension_available_) | |
| 118 return; | |
| 119 | |
| 120 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
| 121 glTexStorage2DEXT(GL_TEXTURE_CUBE_MAP, 1, GL_RGBA8_OES, 4, 4); | |
| 122 EXPECT_EQ(static_cast<GLenum>(GL_INVALID_ENUM), glGetError()); | |
| 123 } | |
| 124 | |
| 125 TEST_F(TextureStorageTest, InvalidId) { | |
| 126 if (!extension_available_) | |
| 127 return; | |
| 128 | |
| 129 glDeleteTextures(1, &tex_); | |
| 130 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
| 131 glTexStorage2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8_OES, 4, 4); | |
| 132 EXPECT_EQ(static_cast<GLenum>(GL_INVALID_OPERATION), glGetError()); | |
| 133 } | |
| 134 | |
| 135 TEST_F(TextureStorageTest, CannotRedefine) { | |
| 136 if (!extension_available_) | |
| 137 return; | |
| 138 | |
| 139 glTexStorage2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8_OES, 4, 4); | |
| 140 | |
| 141 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
| 142 glTexStorage2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8_OES, 4, 4); | |
| 143 EXPECT_EQ(static_cast<GLenum>(GL_INVALID_OPERATION), glGetError()); | |
| 144 | |
| 145 EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError()); | |
| 146 glTexImage2D(GL_TEXTURE_2D, | |
| 147 0, | |
| 148 GL_RGBA, | |
| 149 4, 4, | |
| 150 0, | |
| 151 GL_RGBA, | |
| 152 GL_UNSIGNED_BYTE, | |
| 153 NULL); | |
| 154 EXPECT_EQ(static_cast<GLenum>(GL_INVALID_OPERATION), glGetError()); | |
| 155 } | |
| 156 | |
| 157 } // namespace gpu | |
| 158 | |
| 159 | |
| 160 | |
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