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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/shader_translator.h" | 5 #include "gpu/command_buffer/service/shader_translator.h" |
6 | 6 |
7 #include <string.h> | 7 #include <string.h> |
8 #include <algorithm> | 8 #include <algorithm> |
9 | 9 |
10 #include "base/at_exit.h" | 10 #include "base/at_exit.h" |
11 #include "base/debug/trace_event.h" | 11 #include "base/debug/trace_event.h" |
12 #include "base/logging.h" | 12 #include "base/logging.h" |
13 #include "base/strings/string_number_conversions.h" | 13 #include "base/strings/string_number_conversions.h" |
14 | 14 |
15 namespace { | 15 namespace { |
16 | 16 |
17 using gpu::gles2::ShaderTranslator; | 17 using gpu::gles2::ShaderTranslator; |
18 | 18 |
19 static bool g_shader_initalized = false; | |
20 | |
21 void FinalizeShaderTranslator(void* /* dummy */) { | 19 void FinalizeShaderTranslator(void* /* dummy */) { |
22 TRACE_EVENT0("gpu", "ShFinalize"); | 20 TRACE_EVENT0("gpu", "ShFinalize"); |
23 ShFinalize(); | 21 ShFinalize(); |
24 DCHECK(g_shader_initalized); | |
25 g_shader_initalized = false; | |
26 } | 22 } |
27 | 23 |
28 bool InitializeShaderTranslator() { | 24 bool InitializeShaderTranslator() { |
29 if (!g_shader_initalized) { | 25 static bool initialized = false; |
| 26 if (!initialized) { |
30 TRACE_EVENT0("gpu", "ShInitialize"); | 27 TRACE_EVENT0("gpu", "ShInitialize"); |
31 CHECK(ShInitialize()); | 28 CHECK(ShInitialize()); |
32 base::AtExitManager::RegisterCallback(&FinalizeShaderTranslator, NULL); | 29 base::AtExitManager::RegisterCallback(&FinalizeShaderTranslator, NULL); |
33 g_shader_initalized = true; | 30 initialized = true; |
34 } | 31 } |
35 return g_shader_initalized; | 32 return initialized; |
36 } | 33 } |
37 | 34 |
38 #if !defined(ANGLE_SH_VERSION) || ANGLE_SH_VERSION < 108 | 35 #if !defined(ANGLE_SH_VERSION) || ANGLE_SH_VERSION < 108 |
39 typedef int ANGLEGetInfoType; | 36 typedef int ANGLEGetInfoType; |
40 #else | 37 #else |
41 typedef size_t ANGLEGetInfoType; | 38 typedef size_t ANGLEGetInfoType; |
42 #endif | 39 #endif |
43 | 40 |
44 void GetVariableInfo(ShHandle compiler, ShShaderInfo var_type, | 41 void GetVariableInfo(ShHandle compiler, ShShaderInfo var_type, |
45 ShaderTranslator::VariableMap* var_map) { | 42 ShaderTranslator::VariableMap* var_map) { |
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310 translated_shader_.reset(); | 307 translated_shader_.reset(); |
311 info_log_.reset(); | 308 info_log_.reset(); |
312 attrib_map_.clear(); | 309 attrib_map_.clear(); |
313 uniform_map_.clear(); | 310 uniform_map_.clear(); |
314 name_map_.clear(); | 311 name_map_.clear(); |
315 } | 312 } |
316 | 313 |
317 } // namespace gles2 | 314 } // namespace gles2 |
318 } // namespace gpu | 315 } // namespace gpu |
319 | 316 |
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