Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 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 "gpu/command_buffer/service/shader_manager.h" |
| 6 | |
| 7 | #include <utility> |
| 8 | |
| 9 | #include "base/logging.h" |
Torne (Richard Coles) | 868fa2f | 2013-06-11 10:57:03 +0100 | [diff] [blame^] | 10 | #include "base/strings/string_util.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 11 | |
| 12 | namespace gpu { |
| 13 | namespace gles2 { |
| 14 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 15 | Shader::Shader(GLuint service_id, GLenum shader_type) |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 16 | : use_count_(0), |
| 17 | service_id_(service_id), |
| 18 | shader_type_(shader_type), |
| 19 | valid_(false), |
| 20 | compilation_status_(NOT_COMPILED) { |
| 21 | } |
| 22 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 23 | Shader::~Shader() { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 24 | } |
| 25 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 26 | void Shader::IncUseCount() { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 27 | ++use_count_; |
| 28 | } |
| 29 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 30 | void Shader::DecUseCount() { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 31 | --use_count_; |
| 32 | DCHECK_GE(use_count_, 0); |
| 33 | } |
| 34 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 35 | void Shader::MarkAsDeleted() { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 36 | DCHECK_NE(service_id_, 0u); |
| 37 | service_id_ = 0; |
| 38 | } |
| 39 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 40 | void Shader::SetStatus( |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 41 | bool valid, const char* log, ShaderTranslatorInterface* translator) { |
| 42 | valid_ = valid; |
| 43 | log_info_.reset(log ? new std::string(log) : NULL); |
| 44 | if (translator && valid) { |
| 45 | attrib_map_ = translator->attrib_map(); |
| 46 | uniform_map_ = translator->uniform_map(); |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 47 | name_map_ = translator->name_map(); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 48 | } else { |
| 49 | attrib_map_.clear(); |
| 50 | uniform_map_.clear(); |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 51 | name_map_.clear(); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 52 | } |
| 53 | } |
| 54 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 55 | const Shader::VariableInfo* |
| 56 | Shader::GetAttribInfo( |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 57 | const std::string& name) const { |
| 58 | VariableMap::const_iterator it = attrib_map_.find(name); |
| 59 | return it != attrib_map_.end() ? &it->second : NULL; |
| 60 | } |
| 61 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 62 | const std::string* Shader::GetAttribMappedName( |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 63 | const std::string& original_name) const { |
| 64 | for (VariableMap::const_iterator it = attrib_map_.begin(); |
| 65 | it != attrib_map_.end(); ++it) { |
| 66 | if (it->second.name == original_name) |
| 67 | return &(it->first); |
| 68 | } |
| 69 | return NULL; |
| 70 | } |
| 71 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 72 | const std::string* Shader::GetOriginalNameFromHashedName( |
| 73 | const std::string& hashed_name) const { |
| 74 | NameMap::const_iterator it = name_map_.find(hashed_name); |
| 75 | if (it != name_map_.end()) |
| 76 | return &(it->second); |
| 77 | return NULL; |
| 78 | } |
| 79 | |
| 80 | const Shader::VariableInfo* |
| 81 | Shader::GetUniformInfo( |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 82 | const std::string& name) const { |
| 83 | VariableMap::const_iterator it = uniform_map_.find(name); |
| 84 | return it != uniform_map_.end() ? &it->second : NULL; |
| 85 | } |
| 86 | |
| 87 | ShaderManager::ShaderManager() {} |
| 88 | |
| 89 | ShaderManager::~ShaderManager() { |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 90 | DCHECK(shaders_.empty()); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 91 | } |
| 92 | |
| 93 | void ShaderManager::Destroy(bool have_context) { |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 94 | while (!shaders_.empty()) { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 95 | if (have_context) { |
Torne (Richard Coles) | 868fa2f | 2013-06-11 10:57:03 +0100 | [diff] [blame^] | 96 | Shader* shader = shaders_.begin()->second.get(); |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 97 | if (!shader->IsDeleted()) { |
| 98 | glDeleteShader(shader->service_id()); |
| 99 | shader->MarkAsDeleted(); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 100 | } |
| 101 | } |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 102 | shaders_.erase(shaders_.begin()); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 103 | } |
| 104 | } |
| 105 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 106 | Shader* ShaderManager::CreateShader( |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 107 | GLuint client_id, |
| 108 | GLuint service_id, |
| 109 | GLenum shader_type) { |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 110 | std::pair<ShaderMap::iterator, bool> result = |
| 111 | shaders_.insert(std::make_pair( |
| 112 | client_id, scoped_refptr<Shader>( |
| 113 | new Shader(service_id, shader_type)))); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 114 | DCHECK(result.second); |
Torne (Richard Coles) | 868fa2f | 2013-06-11 10:57:03 +0100 | [diff] [blame^] | 115 | return result.first->second.get(); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 116 | } |
| 117 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 118 | Shader* ShaderManager::GetShader(GLuint client_id) { |
| 119 | ShaderMap::iterator it = shaders_.find(client_id); |
| 120 | return it != shaders_.end() ? it->second : NULL; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 121 | } |
| 122 | |
| 123 | bool ShaderManager::GetClientId(GLuint service_id, GLuint* client_id) const { |
| 124 | // This doesn't need to be fast. It's only used during slow queries. |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 125 | for (ShaderMap::const_iterator it = shaders_.begin(); |
| 126 | it != shaders_.end(); ++it) { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 127 | if (it->second->service_id() == service_id) { |
| 128 | *client_id = it->first; |
| 129 | return true; |
| 130 | } |
| 131 | } |
| 132 | return false; |
| 133 | } |
| 134 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 135 | bool ShaderManager::IsOwned(Shader* shader) { |
| 136 | for (ShaderMap::iterator it = shaders_.begin(); |
| 137 | it != shaders_.end(); ++it) { |
| 138 | if (it->second.get() == shader) { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 139 | return true; |
| 140 | } |
| 141 | } |
| 142 | return false; |
| 143 | } |
| 144 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 145 | void ShaderManager::RemoveShader(Shader* shader) { |
| 146 | DCHECK(shader); |
| 147 | DCHECK(IsOwned(shader)); |
| 148 | if (shader->IsDeleted() && !shader->InUse()) { |
| 149 | for (ShaderMap::iterator it = shaders_.begin(); |
| 150 | it != shaders_.end(); ++it) { |
| 151 | if (it->second.get() == shader) { |
| 152 | shaders_.erase(it); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 153 | return; |
| 154 | } |
| 155 | } |
| 156 | NOTREACHED(); |
| 157 | } |
| 158 | } |
| 159 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 160 | void ShaderManager::MarkAsDeleted(Shader* shader) { |
| 161 | DCHECK(shader); |
| 162 | DCHECK(IsOwned(shader)); |
| 163 | shader->MarkAsDeleted(); |
| 164 | RemoveShader(shader); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 165 | } |
| 166 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 167 | void ShaderManager::UseShader(Shader* shader) { |
| 168 | DCHECK(shader); |
| 169 | DCHECK(IsOwned(shader)); |
| 170 | shader->IncUseCount(); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 171 | } |
| 172 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 173 | void ShaderManager::UnuseShader(Shader* shader) { |
| 174 | DCHECK(shader); |
| 175 | DCHECK(IsOwned(shader)); |
| 176 | shader->DecUseCount(); |
| 177 | RemoveShader(shader); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 178 | } |
| 179 | |
| 180 | } // namespace gles2 |
| 181 | } // namespace gpu |
| 182 | |
| 183 | |