egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 8 | #include "GrVkPipelineStateDataManager.h" |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 9 | |
| 10 | #include "GrVkGpu.h" |
| 11 | #include "GrVkUniformBuffer.h" |
| 12 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 13 | GrVkPipelineStateDataManager::GrVkPipelineStateDataManager(const UniformInfoArray& uniforms, |
| 14 | uint32_t vertexUniformSize, |
| 15 | uint32_t fragmentUniformSize) |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 16 | : fVertexUniformSize(vertexUniformSize) |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 17 | , fFragmentUniformSize(fragmentUniformSize) |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 18 | , fVertexUniformsDirty(false) |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 19 | , fFragmentUniformsDirty(false) { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 20 | fVertexUniformData.reset(vertexUniformSize); |
| 21 | fFragmentUniformData.reset(fragmentUniformSize); |
| 22 | int count = uniforms.count(); |
| 23 | fUniforms.push_back_n(count); |
| 24 | // We must add uniforms in same order is the UniformInfoArray so that UniformHandles already |
| 25 | // owned by other objects will still match up here. |
| 26 | for (int i = 0; i < count; i++) { |
| 27 | Uniform& uniform = fUniforms[i]; |
| 28 | const GrVkUniformHandler::UniformInfo uniformInfo = uniforms[i]; |
| 29 | SkASSERT(GrGLSLShaderVar::kNonArray == uniformInfo.fVariable.getArrayCount() || |
| 30 | uniformInfo.fVariable.getArrayCount() > 0); |
| 31 | SkDEBUGCODE( |
| 32 | uniform.fArrayCount = uniformInfo.fVariable.getArrayCount(); |
| 33 | uniform.fType = uniformInfo.fVariable.getType(); |
| 34 | ); |
egdaniel | 09aa1fc | 2016-04-20 07:09:46 -0700 | [diff] [blame] | 35 | uniform.fBinding = |
| 36 | (kVertex_GrShaderFlag == uniformInfo.fVisibility) ? GrVkUniformHandler::kVertexBinding |
| 37 | : GrVkUniformHandler::kFragBinding; |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 38 | uniform.fOffset = uniformInfo.fUBOffset; |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 39 | } |
| 40 | } |
| 41 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 42 | void* GrVkPipelineStateDataManager::getBufferPtrAndMarkDirty(const Uniform& uni) const { |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 43 | void* buffer; |
| 44 | if (GrVkUniformHandler::kVertexBinding == uni.fBinding) { |
| 45 | buffer = fVertexUniformData.get(); |
| 46 | fVertexUniformsDirty = true; |
| 47 | } |
| 48 | else { |
| 49 | SkASSERT(GrVkUniformHandler::kFragBinding == uni.fBinding); |
| 50 | buffer = fFragmentUniformData.get(); |
| 51 | fFragmentUniformsDirty = true; |
| 52 | } |
| 53 | buffer = static_cast<char*>(buffer)+uni.fOffset; |
| 54 | return buffer; |
| 55 | } |
| 56 | |
fmenozzi | 497e9e2 | 2016-06-21 09:42:12 -0700 | [diff] [blame] | 57 | void GrVkPipelineStateDataManager::set1i(UniformHandle u, int32_t i) const { |
| 58 | const Uniform& uni = fUniforms[u.toIndex()]; |
| 59 | SkASSERT(uni.fType == kInt_GrSLType); |
| 60 | SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount); |
| 61 | void* buffer = this->getBufferPtrAndMarkDirty(uni); |
| 62 | memcpy(buffer, &i, sizeof(int32_t)); |
| 63 | } |
| 64 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 65 | void GrVkPipelineStateDataManager::set1f(UniformHandle u, float v0) const { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 66 | const Uniform& uni = fUniforms[u.toIndex()]; |
| 67 | SkASSERT(uni.fType == kFloat_GrSLType); |
| 68 | SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount); |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 69 | void* buffer = this->getBufferPtrAndMarkDirty(uni); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 70 | SkASSERT(sizeof(float) == 4); |
| 71 | memcpy(buffer, &v0, sizeof(float)); |
| 72 | } |
| 73 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 74 | void GrVkPipelineStateDataManager::set1fv(UniformHandle u, |
| 75 | int arrayCount, |
| 76 | const float v[]) const { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 77 | const Uniform& uni = fUniforms[u.toIndex()]; |
| 78 | SkASSERT(uni.fType == kFloat_GrSLType); |
| 79 | SkASSERT(arrayCount > 0); |
| 80 | SkASSERT(arrayCount <= uni.fArrayCount || |
| 81 | (1 == arrayCount && GrGLSLShaderVar::kNonArray == uni.fArrayCount)); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 82 | |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 83 | void* buffer = this->getBufferPtrAndMarkDirty(uni); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 84 | SkASSERT(sizeof(float) == 4); |
egdaniel | 4ee1cda | 2016-02-26 08:18:49 -0800 | [diff] [blame] | 85 | for (int i = 0; i < arrayCount; ++i) { |
| 86 | const float* curVec = &v[i]; |
| 87 | memcpy(buffer, curVec, sizeof(float)); |
| 88 | buffer = static_cast<char*>(buffer) + 4*sizeof(float); |
| 89 | } |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 90 | } |
| 91 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 92 | void GrVkPipelineStateDataManager::set2f(UniformHandle u, float v0, float v1) const { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 93 | const Uniform& uni = fUniforms[u.toIndex()]; |
| 94 | SkASSERT(uni.fType == kVec2f_GrSLType); |
| 95 | SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount); |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 96 | void* buffer = this->getBufferPtrAndMarkDirty(uni); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 97 | SkASSERT(sizeof(float) == 4); |
| 98 | float v[2] = { v0, v1 }; |
| 99 | memcpy(buffer, v, 2 * sizeof(float)); |
| 100 | } |
| 101 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 102 | void GrVkPipelineStateDataManager::set2fv(UniformHandle u, |
| 103 | int arrayCount, |
| 104 | const float v[]) const { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 105 | const Uniform& uni = fUniforms[u.toIndex()]; |
| 106 | SkASSERT(uni.fType == kVec2f_GrSLType); |
| 107 | SkASSERT(arrayCount > 0); |
| 108 | SkASSERT(arrayCount <= uni.fArrayCount || |
| 109 | (1 == arrayCount && GrGLSLShaderVar::kNonArray == uni.fArrayCount)); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 110 | |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 111 | void* buffer = this->getBufferPtrAndMarkDirty(uni); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 112 | SkASSERT(sizeof(float) == 4); |
egdaniel | 4ee1cda | 2016-02-26 08:18:49 -0800 | [diff] [blame] | 113 | for (int i = 0; i < arrayCount; ++i) { |
| 114 | const float* curVec = &v[2 * i]; |
| 115 | memcpy(buffer, curVec, 2 * sizeof(float)); |
| 116 | buffer = static_cast<char*>(buffer) + 4*sizeof(float); |
| 117 | } |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 118 | } |
| 119 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 120 | void GrVkPipelineStateDataManager::set3f(UniformHandle u, float v0, float v1, float v2) const { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 121 | const Uniform& uni = fUniforms[u.toIndex()]; |
| 122 | SkASSERT(uni.fType == kVec3f_GrSLType); |
| 123 | SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount); |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 124 | void* buffer = this->getBufferPtrAndMarkDirty(uni); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 125 | SkASSERT(sizeof(float) == 4); |
| 126 | float v[3] = { v0, v1, v2 }; |
| 127 | memcpy(buffer, v, 3 * sizeof(float)); |
| 128 | } |
| 129 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 130 | void GrVkPipelineStateDataManager::set3fv(UniformHandle u, |
| 131 | int arrayCount, |
| 132 | const float v[]) const { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 133 | const Uniform& uni = fUniforms[u.toIndex()]; |
| 134 | SkASSERT(uni.fType == kVec3f_GrSLType); |
| 135 | SkASSERT(arrayCount > 0); |
| 136 | SkASSERT(arrayCount <= uni.fArrayCount || |
| 137 | (1 == arrayCount && GrGLSLShaderVar::kNonArray == uni.fArrayCount)); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 138 | |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 139 | void* buffer = this->getBufferPtrAndMarkDirty(uni); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 140 | SkASSERT(sizeof(float) == 4); |
egdaniel | 4ee1cda | 2016-02-26 08:18:49 -0800 | [diff] [blame] | 141 | for (int i = 0; i < arrayCount; ++i) { |
| 142 | const float* curVec = &v[3 * i]; |
| 143 | memcpy(buffer, curVec, 3 * sizeof(float)); |
| 144 | buffer = static_cast<char*>(buffer) + 4*sizeof(float); |
| 145 | } |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 146 | } |
| 147 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 148 | void GrVkPipelineStateDataManager::set4f(UniformHandle u, |
| 149 | float v0, |
| 150 | float v1, |
| 151 | float v2, |
| 152 | float v3) const { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 153 | const Uniform& uni = fUniforms[u.toIndex()]; |
| 154 | SkASSERT(uni.fType == kVec4f_GrSLType); |
| 155 | SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount); |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 156 | void* buffer = this->getBufferPtrAndMarkDirty(uni); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 157 | SkASSERT(sizeof(float) == 4); |
| 158 | float v[4] = { v0, v1, v2, v3 }; |
| 159 | memcpy(buffer, v, 4 * sizeof(float)); |
| 160 | } |
| 161 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 162 | void GrVkPipelineStateDataManager::set4fv(UniformHandle u, |
| 163 | int arrayCount, |
| 164 | const float v[]) const { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 165 | const Uniform& uni = fUniforms[u.toIndex()]; |
| 166 | SkASSERT(uni.fType == kVec4f_GrSLType); |
| 167 | SkASSERT(arrayCount > 0); |
| 168 | SkASSERT(arrayCount <= uni.fArrayCount || |
| 169 | (1 == arrayCount && GrGLSLShaderVar::kNonArray == uni.fArrayCount)); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 170 | |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 171 | void* buffer = this->getBufferPtrAndMarkDirty(uni); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 172 | SkASSERT(sizeof(float) == 4); |
| 173 | memcpy(buffer, v, arrayCount * 4 * sizeof(float)); |
| 174 | } |
| 175 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 176 | void GrVkPipelineStateDataManager::setMatrix2f(UniformHandle u, const float matrix[]) const { |
cdalton | 8d988b3 | 2016-03-07 15:39:09 -0800 | [diff] [blame] | 177 | this->setMatrices<2>(u, 1, matrix); |
| 178 | } |
| 179 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 180 | void GrVkPipelineStateDataManager::setMatrix2fv(UniformHandle u, |
| 181 | int arrayCount, |
| 182 | const float m[]) const { |
cdalton | 8d988b3 | 2016-03-07 15:39:09 -0800 | [diff] [blame] | 183 | this->setMatrices<2>(u, arrayCount, m); |
| 184 | } |
| 185 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 186 | void GrVkPipelineStateDataManager::setMatrix3f(UniformHandle u, const float matrix[]) const { |
cdalton | 8d988b3 | 2016-03-07 15:39:09 -0800 | [diff] [blame] | 187 | this->setMatrices<3>(u, 1, matrix); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 188 | } |
| 189 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 190 | void GrVkPipelineStateDataManager::setMatrix3fv(UniformHandle u, |
| 191 | int arrayCount, |
| 192 | const float m[]) const { |
cdalton | 8d988b3 | 2016-03-07 15:39:09 -0800 | [diff] [blame] | 193 | this->setMatrices<3>(u, arrayCount, m); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 194 | } |
| 195 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 196 | void GrVkPipelineStateDataManager::setMatrix4f(UniformHandle u, const float matrix[]) const { |
cdalton | 8d988b3 | 2016-03-07 15:39:09 -0800 | [diff] [blame] | 197 | this->setMatrices<4>(u, 1, matrix); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 198 | } |
| 199 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 200 | void GrVkPipelineStateDataManager::setMatrix4fv(UniformHandle u, |
| 201 | int arrayCount, |
| 202 | const float m[]) const { |
cdalton | 8d988b3 | 2016-03-07 15:39:09 -0800 | [diff] [blame] | 203 | this->setMatrices<4>(u, arrayCount, m); |
| 204 | } |
| 205 | |
| 206 | template<int N> struct set_uniform_matrix; |
| 207 | |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 208 | template<int N> inline void GrVkPipelineStateDataManager::setMatrices(UniformHandle u, |
| 209 | int arrayCount, |
| 210 | const float matrices[]) const { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 211 | const Uniform& uni = fUniforms[u.toIndex()]; |
cdalton | 8d988b3 | 2016-03-07 15:39:09 -0800 | [diff] [blame] | 212 | SkASSERT(uni.fType == kMat22f_GrSLType + (N - 2)); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 213 | SkASSERT(arrayCount > 0); |
| 214 | SkASSERT(arrayCount <= uni.fArrayCount || |
| 215 | (1 == arrayCount && GrGLSLShaderVar::kNonArray == uni.fArrayCount)); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 216 | |
| 217 | void* buffer; |
| 218 | if (GrVkUniformHandler::kVertexBinding == uni.fBinding) { |
| 219 | buffer = fVertexUniformData.get(); |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 220 | fVertexUniformsDirty = true; |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 221 | } else { |
| 222 | SkASSERT(GrVkUniformHandler::kFragBinding == uni.fBinding); |
| 223 | buffer = fFragmentUniformData.get(); |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 224 | fFragmentUniformsDirty = true; |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 225 | } |
cdalton | 8d988b3 | 2016-03-07 15:39:09 -0800 | [diff] [blame] | 226 | |
| 227 | set_uniform_matrix<N>::set(buffer, uni.fOffset, arrayCount, matrices); |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 228 | } |
| 229 | |
cdalton | 8d988b3 | 2016-03-07 15:39:09 -0800 | [diff] [blame] | 230 | template<int N> struct set_uniform_matrix { |
| 231 | inline static void set(void* buffer, int uniformOffset, int count, const float matrices[]) { |
| 232 | GR_STATIC_ASSERT(sizeof(float) == 4); |
| 233 | buffer = static_cast<char*>(buffer) + uniformOffset; |
| 234 | for (int i = 0; i < count; ++i) { |
| 235 | const float* matrix = &matrices[N * N * i]; |
| 236 | memcpy(buffer, &matrix[0], N * sizeof(float)); |
| 237 | buffer = static_cast<char*>(buffer) + 4*sizeof(float); |
| 238 | memcpy(buffer, &matrix[3], N * sizeof(float)); |
| 239 | buffer = static_cast<char*>(buffer) + 4*sizeof(float); |
| 240 | memcpy(buffer, &matrix[6], N * sizeof(float)); |
| 241 | buffer = static_cast<char*>(buffer) + 4*sizeof(float); |
| 242 | } |
| 243 | } |
| 244 | }; |
| 245 | |
| 246 | template<> struct set_uniform_matrix<4> { |
| 247 | inline static void set(void* buffer, int uniformOffset, int count, const float matrices[]) { |
| 248 | GR_STATIC_ASSERT(sizeof(float) == 4); |
| 249 | buffer = static_cast<char*>(buffer) + uniformOffset; |
| 250 | memcpy(buffer, matrices, count * 16 * sizeof(float)); |
| 251 | } |
| 252 | }; |
| 253 | |
jvanverth | a584de9 | 2016-06-30 09:10:52 -0700 | [diff] [blame^] | 254 | bool GrVkPipelineStateDataManager::uploadUniformBuffers(GrVkGpu* gpu, |
egdaniel | 22281c1 | 2016-03-23 13:49:40 -0700 | [diff] [blame] | 255 | GrVkUniformBuffer* vertexBuffer, |
| 256 | GrVkUniformBuffer* fragmentBuffer) const { |
egdaniel | 7cbffda | 2016-04-08 13:27:53 -0700 | [diff] [blame] | 257 | bool updatedBuffer = false; |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 258 | if (vertexBuffer && fVertexUniformsDirty) { |
egdaniel | 7cbffda | 2016-04-08 13:27:53 -0700 | [diff] [blame] | 259 | SkAssertResult(vertexBuffer->updateData(gpu, fVertexUniformData.get(), fVertexUniformSize, |
| 260 | &updatedBuffer)); |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 261 | fVertexUniformsDirty = false; |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 262 | } |
| 263 | |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 264 | if (fragmentBuffer && fFragmentUniformsDirty) { |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 265 | SkAssertResult(fragmentBuffer->updateData(gpu, fFragmentUniformData.get(), |
egdaniel | 7cbffda | 2016-04-08 13:27:53 -0700 | [diff] [blame] | 266 | fFragmentUniformSize, &updatedBuffer)); |
jvanverth | 910114a | 2016-03-08 12:09:27 -0800 | [diff] [blame] | 267 | fFragmentUniformsDirty = false; |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 268 | } |
egdaniel | 7cbffda | 2016-04-08 13:27:53 -0700 | [diff] [blame] | 269 | return updatedBuffer; |
egdaniel | 42701e9 | 2016-02-26 08:02:55 -0800 | [diff] [blame] | 270 | } |