Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 1 | // Copyright 2016 The SwiftShader Authors. All Rights Reserved. |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 2 | // |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 6 | // |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 8 | // |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 14 | |
Nicolas Capens | fddfe9c | 2016-03-23 00:26:46 -0400 | [diff] [blame] | 15 | // ResourceManager.cpp: Implements the ResourceManager class, which tracks and |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 16 | // retrieves objects which may be shared by multiple Contexts. |
| 17 | |
| 18 | #include "ResourceManager.h" |
| 19 | |
| 20 | #include "Buffer.h" |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 21 | #include "Renderbuffer.h" |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 22 | #include "Texture.h" |
| 23 | |
Nicolas Capens | 14ee762 | 2014-10-28 23:48:41 -0400 | [diff] [blame] | 24 | namespace es1 |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 25 | { |
| 26 | ResourceManager::ResourceManager() |
| 27 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 28 | mRefCount = 1; |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 29 | } |
| 30 | |
| 31 | ResourceManager::~ResourceManager() |
| 32 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 33 | while(!mBufferNameSpace.empty()) |
| 34 | { |
| 35 | deleteBuffer(mBufferNameSpace.firstName()); |
| 36 | } |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 37 | |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 38 | while(!mRenderbufferNameSpace.empty()) |
| 39 | { |
| 40 | deleteRenderbuffer(mRenderbufferNameSpace.firstName()); |
| 41 | } |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 42 | |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 43 | while(!mTextureNameSpace.empty()) |
| 44 | { |
| 45 | deleteTexture(mTextureNameSpace.firstName()); |
| 46 | } |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 47 | } |
| 48 | |
| 49 | void ResourceManager::addRef() |
| 50 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 51 | mRefCount++; |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 52 | } |
| 53 | |
| 54 | void ResourceManager::release() |
| 55 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 56 | if(--mRefCount == 0) |
| 57 | { |
| 58 | delete this; |
| 59 | } |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 60 | } |
| 61 | |
| 62 | // Returns an unused buffer name |
| 63 | GLuint ResourceManager::createBuffer() |
| 64 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 65 | return mBufferNameSpace.allocate(); |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 66 | } |
| 67 | |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 68 | // Returns an unused texture name |
| 69 | GLuint ResourceManager::createTexture() |
| 70 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 71 | return mTextureNameSpace.allocate(); |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 72 | } |
| 73 | |
| 74 | // Returns an unused renderbuffer name |
| 75 | GLuint ResourceManager::createRenderbuffer() |
| 76 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 77 | return mRenderbufferNameSpace.allocate(); |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 78 | } |
| 79 | |
| 80 | void ResourceManager::deleteBuffer(GLuint buffer) |
| 81 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 82 | Buffer *bufferObject = mBufferNameSpace.remove(buffer); |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 83 | |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 84 | if(bufferObject) |
| 85 | { |
Nicolas Capens | 5669f0d | 2016-03-23 02:08:57 -0400 | [diff] [blame] | 86 | bufferObject->release(); |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 87 | } |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 88 | } |
| 89 | |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 90 | void ResourceManager::deleteTexture(GLuint texture) |
| 91 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 92 | Texture *textureObject = mTextureNameSpace.remove(texture); |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 93 | |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 94 | if(textureObject) |
| 95 | { |
Nicolas Capens | 5669f0d | 2016-03-23 02:08:57 -0400 | [diff] [blame] | 96 | textureObject->release(); |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 97 | } |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 98 | } |
| 99 | |
| 100 | void ResourceManager::deleteRenderbuffer(GLuint renderbuffer) |
| 101 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 102 | Renderbuffer *renderbufferObject = mRenderbufferNameSpace.remove(renderbuffer); |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 103 | |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 104 | if(renderbufferObject) |
| 105 | { |
Nicolas Capens | 5669f0d | 2016-03-23 02:08:57 -0400 | [diff] [blame] | 106 | renderbufferObject->release(); |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 107 | } |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 108 | } |
| 109 | |
| 110 | Buffer *ResourceManager::getBuffer(unsigned int handle) |
| 111 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 112 | return mBufferNameSpace.find(handle); |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 113 | } |
| 114 | |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 115 | Texture *ResourceManager::getTexture(unsigned int handle) |
| 116 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 117 | return mTextureNameSpace.find(handle); |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 118 | } |
| 119 | |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 120 | Renderbuffer *ResourceManager::getRenderbuffer(unsigned int handle) |
| 121 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 122 | return mRenderbufferNameSpace.find(handle); |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 123 | } |
| 124 | |
| 125 | void ResourceManager::checkBufferAllocation(unsigned int buffer) |
| 126 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 127 | if(buffer != 0 && !getBuffer(buffer)) |
| 128 | { |
| 129 | Buffer *bufferObject = new Buffer(buffer); |
Nicolas Capens | fddfe9c | 2016-03-23 00:26:46 -0400 | [diff] [blame] | 130 | bufferObject->addRef(); |
| 131 | |
Nicolas Capens | 5669f0d | 2016-03-23 02:08:57 -0400 | [diff] [blame] | 132 | mBufferNameSpace.insert(buffer, bufferObject); |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 133 | } |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 134 | } |
| 135 | |
| 136 | void ResourceManager::checkTextureAllocation(GLuint texture, TextureType type) |
| 137 | { |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 138 | if(!getTexture(texture) && texture != 0) |
| 139 | { |
| 140 | Texture *textureObject; |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 141 | |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 142 | if(type == TEXTURE_2D) |
| 143 | { |
| 144 | textureObject = new Texture2D(texture); |
| 145 | } |
| 146 | else if(type == TEXTURE_EXTERNAL) |
| 147 | { |
| 148 | textureObject = new TextureExternal(texture); |
| 149 | } |
| 150 | else |
| 151 | { |
| 152 | UNREACHABLE(type); |
| 153 | return; |
| 154 | } |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 155 | |
Nicolas Capens | fddfe9c | 2016-03-23 00:26:46 -0400 | [diff] [blame] | 156 | textureObject->addRef(); |
| 157 | |
Nicolas Capens | 5669f0d | 2016-03-23 02:08:57 -0400 | [diff] [blame] | 158 | mTextureNameSpace.insert(texture, textureObject); |
Nicolas Capens | 0bac285 | 2016-05-07 06:09:58 -0400 | [diff] [blame] | 159 | } |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 160 | } |
| 161 | |
Nicolas Capens | fddfe9c | 2016-03-23 00:26:46 -0400 | [diff] [blame] | 162 | void ResourceManager::checkRenderbufferAllocation(GLuint handle) |
| 163 | { |
| 164 | if(handle != 0 && !getRenderbuffer(handle)) |
| 165 | { |
| 166 | Renderbuffer *renderbufferObject = new Renderbuffer(handle, new Colorbuffer(0, 0, GL_RGBA4_OES, 0)); |
| 167 | renderbufferObject->addRef(); |
| 168 | |
Nicolas Capens | 5669f0d | 2016-03-23 02:08:57 -0400 | [diff] [blame] | 169 | mRenderbufferNameSpace.insert(handle, renderbufferObject); |
Nicolas Capens | fddfe9c | 2016-03-23 00:26:46 -0400 | [diff] [blame] | 170 | } |
| 171 | } |
| 172 | |
Nicolas Capens | dbf6fc8 | 2014-10-23 13:33:20 -0400 | [diff] [blame] | 173 | } |