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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 #include "gpu/command_buffer/service/texture_manager.h" | 5 #include "gpu/command_buffer/service/texture_manager.h" |
6 #include "base/bits.h" | 6 #include "base/bits.h" |
7 #include "gpu/command_buffer/common/gles2_cmd_utils.h" | 7 #include "gpu/command_buffer/common/gles2_cmd_utils.h" |
8 #include "gpu/command_buffer/service/feature_info.h" | 8 #include "gpu/command_buffer/service/feature_info.h" |
9 #include "gpu/command_buffer/service/gles2_cmd_decoder.h" | 9 #include "gpu/command_buffer/service/gles2_cmd_decoder.h" |
10 #include "gpu/command_buffer/service/mailbox_manager.h" | 10 #include "gpu/command_buffer/service/mailbox_manager.h" |
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352 GLint xoffset, | 352 GLint xoffset, |
353 GLint yoffset, | 353 GLint yoffset, |
354 GLsizei width, | 354 GLsizei width, |
355 GLsizei height, | 355 GLsizei height, |
356 GLenum format, | 356 GLenum format, |
357 GLenum type) const { | 357 GLenum type) const { |
358 size_t face_index = GLTargetToFaceIndex(face); | 358 size_t face_index = GLTargetToFaceIndex(face); |
359 if (level >= 0 && face_index < level_infos_.size() && | 359 if (level >= 0 && face_index < level_infos_.size() && |
360 static_cast<size_t>(level) < level_infos_[face_index].size()) { | 360 static_cast<size_t>(level) < level_infos_[face_index].size()) { |
361 const LevelInfo& info = level_infos_[GLTargetToFaceIndex(face)][level]; | 361 const LevelInfo& info = level_infos_[GLTargetToFaceIndex(face)][level]; |
362 GLint right; | 362 int32 right; |
363 GLint top; | 363 int32 top; |
364 return SafeAdd(xoffset, width, &right) && | 364 return SafeAddInt32(xoffset, width, &right) && |
365 SafeAdd(yoffset, height, &top) && | 365 SafeAddInt32(yoffset, height, &top) && |
366 xoffset >= 0 && | 366 xoffset >= 0 && |
367 yoffset >= 0 && | 367 yoffset >= 0 && |
368 right <= info.width && | 368 right <= info.width && |
369 top <= info.height && | 369 top <= info.height && |
370 format == info.internal_format && | 370 format == info.internal_format && |
371 type == info.type; | 371 type == info.type; |
372 } | 372 } |
373 return false; | 373 return false; |
374 } | 374 } |
375 | 375 |
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1070 return false; | 1070 return false; |
1071 } | 1071 } |
1072 | 1072 |
1073 GLsizei TextureManager::ComputeMipMapCount( | 1073 GLsizei TextureManager::ComputeMipMapCount( |
1074 GLsizei width, GLsizei height, GLsizei depth) { | 1074 GLsizei width, GLsizei height, GLsizei depth) { |
1075 return 1 + base::bits::Log2Floor(std::max(std::max(width, height), depth)); | 1075 return 1 + base::bits::Log2Floor(std::max(std::max(width, height), depth)); |
1076 } | 1076 } |
1077 | 1077 |
1078 } // namespace gles2 | 1078 } // namespace gles2 |
1079 } // namespace gpu | 1079 } // namespace gpu |
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