shannon.woods@transgaming.com | bdf2d80 | 2013-02-28 23:16:20 +0000 | [diff] [blame] | 1 | #include "precompiled.h" |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 2 | // |
daniel@transgaming.com | 8ca9c6e | 2012-01-27 15:38:54 +0000 | [diff] [blame] | 3 | // Copyright (c) 2002-2012 The ANGLE Project Authors. All rights reserved. |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 4 | // Use of this source code is governed by a BSD-style license that can be |
| 5 | // found in the LICENSE file. |
| 6 | // |
| 7 | |
daniel@transgaming.com | 8fd34bd | 2011-02-18 02:52:14 +0000 | [diff] [blame] | 8 | // VertexDataManager.h: Defines the VertexDataManager, a class that |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 9 | // runs the Buffer translation process. |
| 10 | |
daniel@transgaming.com | 50aadb0 | 2012-11-28 21:06:11 +0000 | [diff] [blame] | 11 | #include "libGLESv2/renderer/VertexDataManager.h" |
shannon.woods@transgaming.com | d2811d6 | 2013-02-28 23:11:19 +0000 | [diff] [blame] | 12 | #include "libGLESv2/renderer/BufferStorage.h" |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 13 | |
daniel@transgaming.com | bbf56f7 | 2010-04-20 18:52:13 +0000 | [diff] [blame] | 14 | #include "libGLESv2/Buffer.h" |
apatrick@chromium.org | ea09f9b | 2012-06-08 00:45:32 +0000 | [diff] [blame] | 15 | #include "libGLESv2/ProgramBinary.h" |
Jamie Madill | 8793971 | 2013-07-02 11:57:01 -0400 | [diff] [blame] | 16 | #include "libGLESv2/VertexAttribute.h" |
shannon.woods@transgaming.com | d2811d6 | 2013-02-28 23:11:19 +0000 | [diff] [blame] | 17 | #include "libGLESv2/renderer/VertexBuffer.h" |
Jamie Madill | a5d6747 | 2014-02-04 16:04:13 -0500 | [diff] [blame] | 18 | #include "libGLESv2/renderer/Renderer.h" |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 19 | |
| 20 | namespace |
| 21 | { |
| 22 | enum { INITIAL_STREAM_BUFFER_SIZE = 1024*1024 }; |
jbauman@chromium.org | 83b61bc | 2011-09-02 18:59:24 +0000 | [diff] [blame] | 23 | // This has to be at least 4k or else it fails on ATI cards. |
| 24 | enum { CONSTANT_VERTEX_BUFFER_SIZE = 4096 }; |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 25 | } |
| 26 | |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 27 | namespace rx |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 28 | { |
| 29 | |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 30 | static int ElementsInBuffer(const gl::VertexAttribute &attribute, unsigned int size) |
jbauman@chromium.org | 059fc15 | 2011-11-18 19:26:17 +0000 | [diff] [blame] | 31 | { |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 32 | // Size cannot be larger than a GLsizei |
| 33 | if (size > static_cast<unsigned int>(std::numeric_limits<int>::max())) |
| 34 | { |
| 35 | size = static_cast<unsigned int>(std::numeric_limits<int>::max()); |
| 36 | } |
| 37 | |
| 38 | GLsizei stride = attribute.stride(); |
jbauman@chromium.org | 059fc15 | 2011-11-18 19:26:17 +0000 | [diff] [blame] | 39 | return (size - attribute.mOffset % stride + (stride - attribute.typeSize())) / stride; |
| 40 | } |
| 41 | |
Jamie Madill | 9b4f384 | 2013-08-26 15:29:30 -0400 | [diff] [blame] | 42 | static int StreamingBufferElementCount(const gl::VertexAttribute &attribute, int vertexDrawCount, int instanceDrawCount) |
| 43 | { |
| 44 | // For instanced rendering, we draw "instanceDrawCount" sets of "vertexDrawCount" vertices. |
| 45 | // |
| 46 | // A vertex attribute with a positive divisor loads one instanced vertex for every set of |
| 47 | // non-instanced vertices, and the instanced vertex index advances once every "mDivisor" instances. |
| 48 | if (instanceDrawCount > 0 && attribute.mDivisor > 0) |
| 49 | { |
| 50 | return instanceDrawCount / attribute.mDivisor; |
| 51 | } |
| 52 | |
| 53 | return vertexDrawCount; |
| 54 | } |
| 55 | |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 56 | VertexDataManager::VertexDataManager(Renderer *renderer) : mRenderer(renderer) |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 57 | { |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 58 | for (int i = 0; i < gl::MAX_VERTEX_ATTRIBS; i++) |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 59 | { |
shannon.woods%transgaming.com@gtempaccount.com | 3026dc7 | 2013-04-13 03:37:27 +0000 | [diff] [blame] | 60 | mCurrentValue[i].FloatValues[0] = std::numeric_limits<float>::quiet_NaN(); |
| 61 | mCurrentValue[i].FloatValues[1] = std::numeric_limits<float>::quiet_NaN(); |
| 62 | mCurrentValue[i].FloatValues[2] = std::numeric_limits<float>::quiet_NaN(); |
| 63 | mCurrentValue[i].FloatValues[3] = std::numeric_limits<float>::quiet_NaN(); |
| 64 | mCurrentValue[i].Type = GL_FLOAT; |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 65 | mCurrentValueBuffer[i] = NULL; |
jbauman@chromium.org | 83b61bc | 2011-09-02 18:59:24 +0000 | [diff] [blame] | 66 | mCurrentValueOffsets[i] = 0; |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 67 | } |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 68 | |
daniel@transgaming.com | e4e4506 | 2012-12-20 20:56:53 +0000 | [diff] [blame] | 69 | mStreamingBuffer = new StreamingVertexBufferInterface(renderer, INITIAL_STREAM_BUFFER_SIZE); |
daniel@transgaming.com | 72b9e18 | 2011-04-13 14:58:33 +0000 | [diff] [blame] | 70 | |
| 71 | if (!mStreamingBuffer) |
| 72 | { |
| 73 | ERR("Failed to allocate the streaming vertex buffer."); |
| 74 | } |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 75 | } |
| 76 | |
| 77 | VertexDataManager::~VertexDataManager() |
| 78 | { |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 79 | delete mStreamingBuffer; |
| 80 | |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 81 | for (int i = 0; i < gl::MAX_VERTEX_ATTRIBS; i++) |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 82 | { |
| 83 | delete mCurrentValueBuffer[i]; |
| 84 | } |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 85 | } |
| 86 | |
Jamie Madill | a857c36 | 2013-07-02 11:57:02 -0400 | [diff] [blame] | 87 | GLenum VertexDataManager::prepareVertexData(const gl::VertexAttribute attribs[], const gl::VertexAttribCurrentValueData currentValues[], |
| 88 | gl::ProgramBinary *programBinary, GLint start, GLsizei count, TranslatedAttribute *translated, GLsizei instances) |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 89 | { |
daniel@transgaming.com | 72b9e18 | 2011-04-13 14:58:33 +0000 | [diff] [blame] | 90 | if (!mStreamingBuffer) |
| 91 | { |
| 92 | return GL_OUT_OF_MEMORY; |
| 93 | } |
| 94 | |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 95 | for (int attributeIndex = 0; attributeIndex < gl::MAX_VERTEX_ATTRIBS; attributeIndex++) |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 96 | { |
apatrick@chromium.org | e2a59bb | 2012-06-07 21:09:53 +0000 | [diff] [blame] | 97 | translated[attributeIndex].active = (programBinary->getSemanticIndex(attributeIndex) != -1); |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 98 | } |
| 99 | |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 100 | // Invalidate static buffers that don't contain matching attributes |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 101 | for (int i = 0; i < gl::MAX_VERTEX_ATTRIBS; i++) |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 102 | { |
daniel@transgaming.com | 72b9e18 | 2011-04-13 14:58:33 +0000 | [diff] [blame] | 103 | if (translated[i].active && attribs[i].mArrayEnabled) |
daniel@transgaming.com | c828b14 | 2010-05-12 03:42:04 +0000 | [diff] [blame] | 104 | { |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 105 | gl::Buffer *buffer = attribs[i].mBoundBuffer.get(); |
daniel@transgaming.com | e4e4506 | 2012-12-20 20:56:53 +0000 | [diff] [blame] | 106 | StaticVertexBufferInterface *staticBuffer = buffer ? buffer->getStaticVertexBuffer() : NULL; |
daniel@transgaming.com | c828b14 | 2010-05-12 03:42:04 +0000 | [diff] [blame] | 107 | |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 108 | if (staticBuffer && staticBuffer->getBufferSize() > 0 && !staticBuffer->lookupAttribute(attribs[i], NULL) && |
Jamie Madill | a5d6747 | 2014-02-04 16:04:13 -0500 | [diff] [blame] | 109 | !staticBuffer->directStoragePossible(attribs[i], currentValues[i])) |
shannon.woods@transgaming.com | a9a509e | 2013-02-28 23:10:44 +0000 | [diff] [blame] | 110 | { |
| 111 | buffer->invalidateStaticData(); |
| 112 | } |
| 113 | } |
| 114 | } |
| 115 | |
| 116 | // Reserve the required space in the buffers |
| 117 | for (int i = 0; i < gl::MAX_VERTEX_ATTRIBS; i++) |
| 118 | { |
| 119 | if (translated[i].active && attribs[i].mArrayEnabled) |
| 120 | { |
| 121 | gl::Buffer *buffer = attribs[i].mBoundBuffer.get(); |
| 122 | StaticVertexBufferInterface *staticBuffer = buffer ? buffer->getStaticVertexBuffer() : NULL; |
| 123 | VertexBufferInterface *vertexBuffer = staticBuffer ? staticBuffer : static_cast<VertexBufferInterface*>(mStreamingBuffer); |
shannon.woods@transgaming.com | db1899c | 2013-02-28 23:08:33 +0000 | [diff] [blame] | 124 | |
Jamie Madill | a5d6747 | 2014-02-04 16:04:13 -0500 | [diff] [blame] | 125 | if (!vertexBuffer->directStoragePossible(attribs[i], currentValues[i])) |
apatrick@chromium.org | f99fbb7 | 2010-11-16 01:57:05 +0000 | [diff] [blame] | 126 | { |
shannon.woods@transgaming.com | db1899c | 2013-02-28 23:08:33 +0000 | [diff] [blame] | 127 | if (staticBuffer) |
daniel@transgaming.com | 5ee2ad0 | 2011-01-08 05:46:20 +0000 | [diff] [blame] | 128 | { |
shannon.woods@transgaming.com | db1899c | 2013-02-28 23:08:33 +0000 | [diff] [blame] | 129 | if (staticBuffer->getBufferSize() == 0) |
| 130 | { |
Jamie Madill | a857c36 | 2013-07-02 11:57:02 -0400 | [diff] [blame] | 131 | int totalCount = ElementsInBuffer(attribs[i], buffer->size()); |
Geoff Lang | fe5b272 | 2013-07-09 15:58:36 -0400 | [diff] [blame] | 132 | if (!staticBuffer->reserveVertexSpace(attribs[i], totalCount, 0)) |
| 133 | { |
| 134 | return GL_OUT_OF_MEMORY; |
| 135 | } |
shannon.woods@transgaming.com | db1899c | 2013-02-28 23:08:33 +0000 | [diff] [blame] | 136 | } |
daniel@transgaming.com | 5ee2ad0 | 2011-01-08 05:46:20 +0000 | [diff] [blame] | 137 | } |
shannon.woods@transgaming.com | db1899c | 2013-02-28 23:08:33 +0000 | [diff] [blame] | 138 | else |
daniel@transgaming.com | 838bcea | 2010-05-20 19:17:42 +0000 | [diff] [blame] | 139 | { |
Jamie Madill | 9b4f384 | 2013-08-26 15:29:30 -0400 | [diff] [blame] | 140 | int totalCount = StreamingBufferElementCount(attribs[i], count, instances); |
| 141 | |
| 142 | // [OpenGL ES 3.0.2] section 2.9.4 page 40: |
| 143 | // We can return INVALID_OPERATION if our vertex attribute does not have enough backing data. |
| 144 | if (buffer && ElementsInBuffer(attribs[i], buffer->size()) < totalCount) |
| 145 | { |
| 146 | return GL_INVALID_OPERATION; |
| 147 | } |
| 148 | |
| 149 | if (!mStreamingBuffer->reserveVertexSpace(attribs[i], totalCount, instances)) |
Geoff Lang | fe5b272 | 2013-07-09 15:58:36 -0400 | [diff] [blame] | 150 | { |
| 151 | return GL_OUT_OF_MEMORY; |
| 152 | } |
daniel@transgaming.com | 50aadb0 | 2012-11-28 21:06:11 +0000 | [diff] [blame] | 153 | } |
daniel@transgaming.com | 72b9e18 | 2011-04-13 14:58:33 +0000 | [diff] [blame] | 154 | } |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 155 | } |
| 156 | } |
| 157 | |
| 158 | // Perform the vertex data translations |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 159 | for (int i = 0; i < gl::MAX_VERTEX_ATTRIBS; i++) |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 160 | { |
| 161 | if (translated[i].active) |
| 162 | { |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 163 | if (attribs[i].mArrayEnabled) |
| 164 | { |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 165 | gl::Buffer *buffer = attribs[i].mBoundBuffer.get(); |
daniel@transgaming.com | 78624ca | 2011-04-22 04:17:57 +0000 | [diff] [blame] | 166 | |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 167 | if (!buffer && attribs[i].mPointer == NULL) |
| 168 | { |
| 169 | // This is an application error that would normally result in a crash, but we catch it and return an error |
| 170 | ERR("An enabled vertex array has no buffer and no pointer."); |
daniel@transgaming.com | 838bcea | 2010-05-20 19:17:42 +0000 | [diff] [blame] | 171 | return GL_INVALID_OPERATION; |
| 172 | } |
| 173 | |
daniel@transgaming.com | e4e4506 | 2012-12-20 20:56:53 +0000 | [diff] [blame] | 174 | StaticVertexBufferInterface *staticBuffer = buffer ? buffer->getStaticVertexBuffer() : NULL; |
| 175 | VertexBufferInterface *vertexBuffer = staticBuffer ? staticBuffer : static_cast<VertexBufferInterface*>(mStreamingBuffer); |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 176 | |
shannon.woods@transgaming.com | 7665541 | 2013-02-28 23:08:09 +0000 | [diff] [blame] | 177 | BufferStorage *storage = buffer ? buffer->getStorage() : NULL; |
Jamie Madill | a5d6747 | 2014-02-04 16:04:13 -0500 | [diff] [blame] | 178 | bool directStorage = vertexBuffer->directStoragePossible(attribs[i], currentValues[i]); |
shannon.woods@transgaming.com | 7665541 | 2013-02-28 23:08:09 +0000 | [diff] [blame] | 179 | |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 180 | unsigned int streamOffset = 0; |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 181 | unsigned int outputElementSize = 0; |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 182 | |
shannon.woods@transgaming.com | db1899c | 2013-02-28 23:08:33 +0000 | [diff] [blame] | 183 | if (directStorage) |
| 184 | { |
| 185 | outputElementSize = attribs[i].stride(); |
| 186 | streamOffset = attribs[i].mOffset + outputElementSize * start; |
shannon.woods@transgaming.com | db1899c | 2013-02-28 23:08:33 +0000 | [diff] [blame] | 187 | } |
| 188 | else if (staticBuffer) |
daniel@transgaming.com | 838bcea | 2010-05-20 19:17:42 +0000 | [diff] [blame] | 189 | { |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 190 | if (!staticBuffer->getVertexBuffer()->getSpaceRequired(attribs[i], 1, 0, &outputElementSize)) |
| 191 | { |
| 192 | return GL_OUT_OF_MEMORY; |
| 193 | } |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 194 | |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 195 | if (!staticBuffer->lookupAttribute(attribs[i], &streamOffset)) |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 196 | { |
| 197 | // Convert the entire buffer |
Jamie Madill | a857c36 | 2013-07-02 11:57:02 -0400 | [diff] [blame] | 198 | int totalCount = ElementsInBuffer(attribs[i], storage->getSize()); |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 199 | int startIndex = attribs[i].mOffset / attribs[i].stride(); |
| 200 | |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 201 | if (!staticBuffer->storeVertexAttributes(attribs[i], currentValues[i], -startIndex, totalCount, |
| 202 | 0, &streamOffset)) |
daniel@transgaming.com | c41a6fe | 2012-01-27 15:39:04 +0000 | [diff] [blame] | 203 | { |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 204 | return GL_OUT_OF_MEMORY; |
daniel@transgaming.com | c41a6fe | 2012-01-27 15:39:04 +0000 | [diff] [blame] | 205 | } |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 206 | } |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 207 | |
| 208 | unsigned int firstElementOffset = (attribs[i].mOffset / attribs[i].stride()) * outputElementSize; |
| 209 | unsigned int startOffset = (instances == 0 || attribs[i].mDivisor == 0) ? start * outputElementSize : 0; |
| 210 | if (streamOffset + firstElementOffset + startOffset < streamOffset) |
| 211 | { |
| 212 | return GL_OUT_OF_MEMORY; |
| 213 | } |
| 214 | |
| 215 | streamOffset += firstElementOffset + startOffset; |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 216 | } |
| 217 | else |
| 218 | { |
Jamie Madill | 9b4f384 | 2013-08-26 15:29:30 -0400 | [diff] [blame] | 219 | int totalCount = StreamingBufferElementCount(attribs[i], count, instances); |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 220 | if (!mStreamingBuffer->getVertexBuffer()->getSpaceRequired(attribs[i], 1, 0, &outputElementSize) || |
Jamie Madill | 9b4f384 | 2013-08-26 15:29:30 -0400 | [diff] [blame] | 221 | !mStreamingBuffer->storeVertexAttributes(attribs[i], currentValues[i], start, totalCount, instances, |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 222 | &streamOffset)) |
| 223 | { |
| 224 | return GL_OUT_OF_MEMORY; |
| 225 | } |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 226 | } |
| 227 | |
shannon.woods@transgaming.com | db1899c | 2013-02-28 23:08:33 +0000 | [diff] [blame] | 228 | translated[i].storage = directStorage ? storage : NULL; |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 229 | translated[i].vertexBuffer = vertexBuffer->getVertexBuffer(); |
shannon.woods@transgaming.com | db1899c | 2013-02-28 23:08:33 +0000 | [diff] [blame] | 230 | translated[i].serial = directStorage ? storage->getSerial() : vertexBuffer->getSerial(); |
daniel@transgaming.com | 8ca9c6e | 2012-01-27 15:38:54 +0000 | [diff] [blame] | 231 | translated[i].divisor = attribs[i].mDivisor; |
| 232 | |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 233 | translated[i].attribute = &attribs[i]; |
Jamie Madill | a857c36 | 2013-07-02 11:57:02 -0400 | [diff] [blame] | 234 | translated[i].currentValueType = currentValues[i].Type; |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 235 | translated[i].stride = outputElementSize; |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 236 | translated[i].offset = streamOffset; |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 237 | } |
daniel@transgaming.com | 9a0606c | 2010-05-12 03:42:00 +0000 | [diff] [blame] | 238 | else |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 239 | { |
jbauman@chromium.org | 83b61bc | 2011-09-02 18:59:24 +0000 | [diff] [blame] | 240 | if (!mCurrentValueBuffer[i]) |
| 241 | { |
daniel@transgaming.com | e4e4506 | 2012-12-20 20:56:53 +0000 | [diff] [blame] | 242 | mCurrentValueBuffer[i] = new StreamingVertexBufferInterface(mRenderer, CONSTANT_VERTEX_BUFFER_SIZE); |
jbauman@chromium.org | 83b61bc | 2011-09-02 18:59:24 +0000 | [diff] [blame] | 243 | } |
| 244 | |
daniel@transgaming.com | e4e4506 | 2012-12-20 20:56:53 +0000 | [diff] [blame] | 245 | StreamingVertexBufferInterface *buffer = mCurrentValueBuffer[i]; |
jbauman@chromium.org | 83b61bc | 2011-09-02 18:59:24 +0000 | [diff] [blame] | 246 | |
Geoff Lang | 89bf4bf | 2013-10-31 10:32:46 -0400 | [diff] [blame] | 247 | if (mCurrentValue[i] != currentValues[i]) |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 248 | { |
Geoff Lang | fe5b272 | 2013-07-09 15:58:36 -0400 | [diff] [blame] | 249 | if (!buffer->reserveVertexSpace(attribs[i], 1, 0)) |
| 250 | { |
| 251 | return GL_OUT_OF_MEMORY; |
| 252 | } |
| 253 | |
Geoff Lang | a36ead4 | 2013-08-02 11:54:08 -0400 | [diff] [blame] | 254 | unsigned int streamOffset; |
| 255 | if (!buffer->storeVertexAttributes(attribs[i], currentValues[i], 0, 1, 0, &streamOffset)) |
jbauman@chromium.org | 83b61bc | 2011-09-02 18:59:24 +0000 | [diff] [blame] | 256 | { |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 257 | return GL_OUT_OF_MEMORY; |
jbauman@chromium.org | 83b61bc | 2011-09-02 18:59:24 +0000 | [diff] [blame] | 258 | } |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 259 | |
Geoff Lang | 89bf4bf | 2013-10-31 10:32:46 -0400 | [diff] [blame] | 260 | mCurrentValue[i] = currentValues[i]; |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 261 | mCurrentValueOffsets[i] = streamOffset; |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 262 | } |
| 263 | |
shannon.woods@transgaming.com | db1899c | 2013-02-28 23:08:33 +0000 | [diff] [blame] | 264 | translated[i].storage = NULL; |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 265 | translated[i].vertexBuffer = mCurrentValueBuffer[i]->getVertexBuffer(); |
jbauman@chromium.org | d8f3faa | 2011-09-02 01:10:47 +0000 | [diff] [blame] | 266 | translated[i].serial = mCurrentValueBuffer[i]->getSerial(); |
daniel@transgaming.com | 8ca9c6e | 2012-01-27 15:38:54 +0000 | [diff] [blame] | 267 | translated[i].divisor = 0; |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 268 | |
daniel@transgaming.com | 4150d36 | 2012-12-20 21:07:43 +0000 | [diff] [blame] | 269 | translated[i].attribute = &attribs[i]; |
Jamie Madill | a857c36 | 2013-07-02 11:57:02 -0400 | [diff] [blame] | 270 | translated[i].currentValueType = currentValues[i].Type; |
daniel@transgaming.com | 8392138 | 2011-01-08 05:46:00 +0000 | [diff] [blame] | 271 | translated[i].stride = 0; |
jbauman@chromium.org | 83b61bc | 2011-09-02 18:59:24 +0000 | [diff] [blame] | 272 | translated[i].offset = mCurrentValueOffsets[i]; |
daniel@transgaming.com | 9a0606c | 2010-05-12 03:42:00 +0000 | [diff] [blame] | 273 | } |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 274 | } |
| 275 | } |
apatrick@chromium.org | f99fbb7 | 2010-11-16 01:57:05 +0000 | [diff] [blame] | 276 | |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 277 | for (int i = 0; i < gl::MAX_VERTEX_ATTRIBS; i++) |
daniel@transgaming.com | 78624ca | 2011-04-22 04:17:57 +0000 | [diff] [blame] | 278 | { |
| 279 | if (translated[i].active && attribs[i].mArrayEnabled) |
| 280 | { |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 281 | gl::Buffer *buffer = attribs[i].mBoundBuffer.get(); |
daniel@transgaming.com | 78624ca | 2011-04-22 04:17:57 +0000 | [diff] [blame] | 282 | |
| 283 | if (buffer) |
| 284 | { |
| 285 | buffer->promoteStaticUsage(count * attribs[i].typeSize()); |
| 286 | } |
| 287 | } |
| 288 | } |
| 289 | |
apatrick@chromium.org | f99fbb7 | 2010-11-16 01:57:05 +0000 | [diff] [blame] | 290 | return GL_NO_ERROR; |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 291 | } |
| 292 | |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 293 | } |