dali/internal/render/renderers/render-renderer.cpp

   1 /*
   2  * Copyright (c) 2021 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include <dali/internal/render/renderers/render-renderer.h>
  20
  21 // INTERNAL INCLUDES
  22 #include <dali/graphics-api/graphics-types.h>
  23 #include <dali/integration-api/debug.h>
  24 #include <dali/internal/common/image-sampler.h>
  25 #include <dali/internal/render/common/render-instruction.h>
  26 #include <dali/internal/render/data-providers/node-data-provider.h>
  27 #include <dali/internal/render/data-providers/uniform-map-data-provider.h>
  28 #include <dali/internal/render/renderers/render-sampler.h>
  29 #include <dali/internal/render/renderers/render-texture.h>
  30 #include <dali/internal/render/renderers/render-vertex-buffer.h>
  31 #include <dali/internal/render/renderers/shader-cache.h>
  32 #include <dali/internal/render/renderers/uniform-buffer-view-pool.h>
  33 #include <dali/internal/render/renderers/uniform-buffer-view.h>
  34 #include <dali/internal/render/shaders/program.h>
  35 #include <dali/internal/render/shaders/render-shader.h>
  36 #include <dali/internal/update/common/uniform-map.h>
  37 #include <dali/internal/render/renderers/pipeline-cache.h>
  38
  39 namespace Dali::Internal
  40 {
  41 namespace
  42 {
  43 // Helper to get the property value getter by type
  44 typedef const float&(PropertyInputImpl::*FuncGetter )(BufferIndex) const;
  45 constexpr FuncGetter GetPropertyValueGetter(Property::Type type)
  46 {
  47   switch(type)
  48   {
  49     case Property::BOOLEAN:
  50     {
  51       return FuncGetter(&PropertyInputImpl::GetBoolean);
  52     }
  53     case Property::INTEGER:
  54     {
  55       return FuncGetter(&PropertyInputImpl::GetInteger);
  56     }
  57     case Property::FLOAT:
  58     {
  59       return FuncGetter(&PropertyInputImpl::GetFloat);
  60     }
  61     case Property::VECTOR2:
  62     {
  63       return FuncGetter(&PropertyInputImpl::GetVector2);
  64     }
  65     case Property::VECTOR3:
  66     {
  67       return FuncGetter(&PropertyInputImpl::GetVector3);
  68     }
  69     case Property::VECTOR4:
  70     {
  71       return FuncGetter(&PropertyInputImpl::GetVector4);
  72     }
  73     case Property::MATRIX3:
  74     {
  75       return FuncGetter(&PropertyInputImpl::GetMatrix3);
  76     }
  77     case Property::MATRIX:
  78     {
  79       return FuncGetter(&PropertyInputImpl::GetMatrix);
  80     }
  81     default:
  82     {
  83       return nullptr;
  84     }
  85   }
  86 }
  87
  88 /**
  89  * Helper function that returns size of uniform datatypes based
  90  * on property type.
  91  */
  92 constexpr int GetPropertyValueSizeForUniform( Property::Type type )
  93 {
  94   switch(type)
  95   {
  96     case Property::Type::BOOLEAN:{ return sizeof(bool);}
  97     case Property::Type::FLOAT:{ return sizeof(float);}
  98     case Property::Type::INTEGER:{ return sizeof(int);}
  99     case Property::Type::VECTOR2:{ return sizeof(Vector2);}
 100     case Property::Type::VECTOR3:{ return sizeof(Vector3);}
 101     case Property::Type::VECTOR4:{ return sizeof(Vector4);}
 102     case Property::Type::MATRIX3:{ return sizeof(Matrix3);}
 103     case Property::Type::MATRIX:{ return sizeof(Matrix);}
 104     default:
 105     {
 106       return 0;
 107     }
 108   };
 109 }
 110
 111 /**
 112  * Helper function to calculate the correct alignment of data for uniform buffers
 113  * @param dataSize size of uniform buffer
 114  * @return aligned offset of data
 115  */
 116 inline uint32_t GetUniformBufferDataAlignment(uint32_t dataSize)
 117 {
 118   return ((dataSize / 256u) + ((dataSize % 256u) ? 1u : 0u)) * 256u;
 119 }
 120
 121 } // namespace
 122
 123 namespace Render
 124 {
 125 Renderer* Renderer::New(SceneGraph::RenderDataProvider* dataProvider,
 126                         Render::Geometry*               geometry,
 127                         uint32_t                        blendingBitmask,
 128                         const Vector4&                  blendColor,
 129                         FaceCullingMode::Type           faceCullingMode,
 130                         bool                            preMultipliedAlphaEnabled,
 131                         DepthWriteMode::Type            depthWriteMode,
 132                         DepthTestMode::Type             depthTestMode,
 133                         DepthFunction::Type             depthFunction,
 134                         StencilParameters&              stencilParameters)
 135 {
 136   return new Renderer(dataProvider, geometry, blendingBitmask, blendColor, faceCullingMode, preMultipliedAlphaEnabled, depthWriteMode, depthTestMode, depthFunction, stencilParameters);
 137 }
 138
 139 Renderer::Renderer(SceneGraph::RenderDataProvider* dataProvider,
 140                    Render::Geometry*               geometry,
 141                    uint32_t                        blendingBitmask,
 142                    const Vector4&                  blendColor,
 143                    FaceCullingMode::Type           faceCullingMode,
 144                    bool                            preMultipliedAlphaEnabled,
 145                    DepthWriteMode::Type            depthWriteMode,
 146                    DepthTestMode::Type             depthTestMode,
 147                    DepthFunction::Type             depthFunction,
 148                    StencilParameters&              stencilParameters)
 149 : mGraphicsController(nullptr),
 150   mRenderDataProvider(dataProvider),
 151   mGeometry(geometry),
 152   mProgramCache(nullptr),
 153   mUniformIndexMap(),
 154   mUniformsHash(),
 155   mStencilParameters(stencilParameters),
 156   mBlendingOptions(),
 157   mIndexedDrawFirstElement(0),
 158   mIndexedDrawElementsCount(0),
 159   mDepthFunction(depthFunction),
 160   mFaceCullingMode(faceCullingMode),
 161   mDepthWriteMode(depthWriteMode),
 162   mDepthTestMode(depthTestMode),
 163   mPremultipliedAlphaEnabled(preMultipliedAlphaEnabled),
 164   mShaderChanged(false),
 165   mUpdated(true)
 166 {
 167   if(blendingBitmask != 0u)
 168   {
 169     mBlendingOptions.SetBitmask(blendingBitmask);
 170   }
 171
 172   mBlendingOptions.SetBlendColor(blendColor);
 173 }
 174
 175 void Renderer::Initialize(Graphics::Controller& graphicsController, ProgramCache& programCache, Render::ShaderCache& shaderCache, Render::UniformBufferManager& uniformBufferManager, Render::PipelineCache& pipelineCache)
 176 {
 177   mGraphicsController   = &graphicsController;
 178   mProgramCache         = &programCache;
 179   mShaderCache          = &shaderCache;
 180   mUniformBufferManager = &uniformBufferManager;
 181   mPipelineCache        = &pipelineCache;
 182 }
 183
 184 Renderer::~Renderer() = default;
 185
 186 void Renderer::SetGeometry(Render::Geometry* geometry)
 187 {
 188   mGeometry  = geometry;
 189   mUpdated   = true;
 190 }
 191 void Renderer::SetDrawCommands(Dali::DevelRenderer::DrawCommand* pDrawCommands, uint32_t size)
 192 {
 193   mDrawCommands.clear();
 194   mDrawCommands.insert(mDrawCommands.end(), pDrawCommands, pDrawCommands + size);
 195 }
 196
 197 void Renderer::BindTextures(Graphics::CommandBuffer& commandBuffer, Vector<Graphics::Texture*>& boundTextures)
 198 {
 199   uint32_t textureUnit = 0;
 200
 201   std::vector<Render::Sampler*>& samplers(mRenderDataProvider->GetSamplers());
 202   std::vector<Render::Texture*>& textures(mRenderDataProvider->GetTextures());
 203
 204   std::vector<Graphics::TextureBinding> textureBindings;
 205   for(uint32_t i = 0; i < static_cast<uint32_t>(textures.size()); ++i) // not expecting more than uint32_t of textures
 206   {
 207     if(textures[i] && textures[i]->GetGraphicsObject())
 208     {
 209       // if the sampler exists,
 210       //   if it's default, delete the graphics object
 211       //   otherwise re-initialize it if dirty
 212
 213       const Graphics::Sampler* graphicsSampler = (samplers[i] ? samplers[i]->GetGraphicsObject()
 214                                                               : nullptr);
 215
 216       boundTextures.PushBack(textures[i]->GetGraphicsObject());
 217       const Graphics::TextureBinding textureBinding{textures[i]->GetGraphicsObject(), graphicsSampler, textureUnit};
 218       textureBindings.push_back(textureBinding);
 219
 220       ++textureUnit;
 221     }
 222   }
 223
 224   if(!textureBindings.empty())
 225   {
 226     commandBuffer.BindTextures(textureBindings);
 227   }
 228 }
 229
 230 void Renderer::SetFaceCullingMode(FaceCullingMode::Type mode)
 231 {
 232   mFaceCullingMode = mode;
 233   mUpdated         = true;
 234 }
 235
 236 void Renderer::SetBlendingBitMask(uint32_t bitmask)
 237 {
 238   mBlendingOptions.SetBitmask(bitmask);
 239   mUpdated = true;
 240 }
 241
 242 void Renderer::SetBlendColor(const Vector4& color)
 243 {
 244   mBlendingOptions.SetBlendColor(color);
 245   mUpdated = true;
 246 }
 247
 248 void Renderer::SetIndexedDrawFirstElement(uint32_t firstElement)
 249 {
 250   mIndexedDrawFirstElement = firstElement;
 251   mUpdated                 = true;
 252 }
 253
 254 void Renderer::SetIndexedDrawElementsCount(uint32_t elementsCount)
 255 {
 256   mIndexedDrawElementsCount = elementsCount;
 257   mUpdated                  = true;
 258 }
 259
 260 void Renderer::EnablePreMultipliedAlpha(bool enable)
 261 {
 262   mPremultipliedAlphaEnabled = enable;
 263   mUpdated                   = true;
 264 }
 265
 266 void Renderer::SetDepthWriteMode(DepthWriteMode::Type depthWriteMode)
 267 {
 268   mDepthWriteMode = depthWriteMode;
 269   mUpdated        = true;
 270 }
 271
 272 void Renderer::SetDepthTestMode(DepthTestMode::Type depthTestMode)
 273 {
 274   mDepthTestMode = depthTestMode;
 275   mUpdated       = true;
 276 }
 277
 278 DepthWriteMode::Type Renderer::GetDepthWriteMode() const
 279 {
 280   return mDepthWriteMode;
 281 }
 282
 283 DepthTestMode::Type Renderer::GetDepthTestMode() const
 284 {
 285   return mDepthTestMode;
 286 }
 287
 288 void Renderer::SetDepthFunction(DepthFunction::Type depthFunction)
 289 {
 290   mDepthFunction = depthFunction;
 291   mUpdated       = true;
 292 }
 293
 294 DepthFunction::Type Renderer::GetDepthFunction() const
 295 {
 296   return mDepthFunction;
 297 }
 298
 299 void Renderer::SetRenderMode(RenderMode::Type renderMode)
 300 {
 301   mStencilParameters.renderMode = renderMode;
 302   mUpdated                      = true;
 303 }
 304
 305 RenderMode::Type Renderer::GetRenderMode() const
 306 {
 307   return mStencilParameters.renderMode;
 308 }
 309
 310 void Renderer::SetStencilFunction(StencilFunction::Type stencilFunction)
 311 {
 312   mStencilParameters.stencilFunction = stencilFunction;
 313   mUpdated                           = true;
 314 }
 315
 316 StencilFunction::Type Renderer::GetStencilFunction() const
 317 {
 318   return mStencilParameters.stencilFunction;
 319 }
 320
 321 void Renderer::SetStencilFunctionMask(int stencilFunctionMask)
 322 {
 323   mStencilParameters.stencilFunctionMask = stencilFunctionMask;
 324   mUpdated                               = true;
 325 }
 326
 327 int Renderer::GetStencilFunctionMask() const
 328 {
 329   return mStencilParameters.stencilFunctionMask;
 330 }
 331
 332 void Renderer::SetStencilFunctionReference(int stencilFunctionReference)
 333 {
 334   mStencilParameters.stencilFunctionReference = stencilFunctionReference;
 335   mUpdated                                    = true;
 336 }
 337
 338 int Renderer::GetStencilFunctionReference() const
 339 {
 340   return mStencilParameters.stencilFunctionReference;
 341 }
 342
 343 void Renderer::SetStencilMask(int stencilMask)
 344 {
 345   mStencilParameters.stencilMask = stencilMask;
 346   mUpdated                       = true;
 347 }
 348
 349 int Renderer::GetStencilMask() const
 350 {
 351   return mStencilParameters.stencilMask;
 352 }
 353
 354 void Renderer::SetStencilOperationOnFail(StencilOperation::Type stencilOperationOnFail)
 355 {
 356   mStencilParameters.stencilOperationOnFail = stencilOperationOnFail;
 357   mUpdated                                  = true;
 358 }
 359
 360 StencilOperation::Type Renderer::GetStencilOperationOnFail() const
 361 {
 362   return mStencilParameters.stencilOperationOnFail;
 363 }
 364
 365 void Renderer::SetStencilOperationOnZFail(StencilOperation::Type stencilOperationOnZFail)
 366 {
 367   mStencilParameters.stencilOperationOnZFail = stencilOperationOnZFail;
 368   mUpdated                                   = true;
 369 }
 370
 371 StencilOperation::Type Renderer::GetStencilOperationOnZFail() const
 372 {
 373   return mStencilParameters.stencilOperationOnZFail;
 374 }
 375
 376 void Renderer::SetStencilOperationOnZPass(StencilOperation::Type stencilOperationOnZPass)
 377 {
 378   mStencilParameters.stencilOperationOnZPass = stencilOperationOnZPass;
 379   mUpdated                                   = true;
 380 }
 381
 382 StencilOperation::Type Renderer::GetStencilOperationOnZPass() const
 383 {
 384   return mStencilParameters.stencilOperationOnZPass;
 385 }
 386
 387 void Renderer::Upload()
 388 {
 389   mGeometry->Upload(*mGraphicsController);
 390 }
 391
 392 bool Renderer::Render(Graphics::CommandBuffer&                             commandBuffer,
 393                       BufferIndex                                          bufferIndex,
 394                       const SceneGraph::NodeDataProvider&                  node,
 395                       const Matrix&                                        modelMatrix,
 396                       const Matrix&                                        modelViewMatrix,
 397                       const Matrix&                                        viewMatrix,
 398                       const Matrix&                                        projectionMatrix,
 399                       const Vector3&                                       size,
 400                       bool                                                 blend,
 401                       Vector<Graphics::Texture*>&                          boundTextures,
 402                       const Dali::Internal::SceneGraph::RenderInstruction& instruction,
 403                       uint32_t                                             queueIndex)
 404 {
 405   // Before doing anything test if the call happens in the right queue
 406   if(mDrawCommands.empty() && queueIndex > 0)
 407   {
 408     return false;
 409   }
 410
 411   // Prepare commands
 412   std::vector<DevelRenderer::DrawCommand*> commands;
 413   for(auto& cmd : mDrawCommands)
 414   {
 415     if(cmd.queue == queueIndex)
 416     {
 417       commands.emplace_back(&cmd);
 418     }
 419   }
 420
 421   // Have commands but nothing to be drawn - abort
 422   if(!mDrawCommands.empty() && commands.empty())
 423   {
 424     return false;
 425   }
 426
 427   // Set blending mode
 428   if(!mDrawCommands.empty())
 429   {
 430     blend = (commands[0]->queue != DevelRenderer::RENDER_QUEUE_OPAQUE) && blend;
 431   }
 432
 433   // Create Program
 434   ShaderDataPtr            shaderData   = mRenderDataProvider->GetShader().GetShaderData();
 435
 436   Program* program         = Program::New(*mProgramCache,
 437                                   shaderData,
 438                                   *mGraphicsController);
 439   if(!program)
 440   {
 441     DALI_LOG_ERROR("Failed to get program for shader at address %p.\n", reinterpret_cast<void*>(&mRenderDataProvider->GetShader()));
 442     return false;
 443   }
 444
 445   // If program doesn't have Gfx program object assigned yet, prepare it.
 446   if(!program->GetGraphicsProgramPtr())
 447   {
 448     const std::vector<char> &vertShader   = shaderData->GetShaderForPipelineStage(Graphics::PipelineStage::VERTEX_SHADER);
 449     const std::vector<char> &fragShader   = shaderData->GetShaderForPipelineStage(Graphics::PipelineStage::FRAGMENT_SHADER);
 450     Dali::Graphics::Shader  &vertexShader = mShaderCache->GetShader(
 451       vertShader,
 452       Graphics::PipelineStage::VERTEX_SHADER,
 453       shaderData->GetSourceMode());
 454
 455     Dali::Graphics::Shader &fragmentShader = mShaderCache->GetShader(
 456       fragShader,
 457       Graphics::PipelineStage::FRAGMENT_SHADER,
 458       shaderData->GetSourceMode());
 459
 460     std::vector<Graphics::ShaderState> shaderStates{
 461       Graphics::ShaderState()
 462         .SetShader(vertexShader)
 463         .SetPipelineStage(Graphics::PipelineStage::VERTEX_SHADER),
 464       Graphics::ShaderState()
 465         .SetShader(fragmentShader)
 466         .SetPipelineStage(Graphics::PipelineStage::FRAGMENT_SHADER)};
 467
 468     auto createInfo = Graphics::ProgramCreateInfo();
 469     createInfo.SetShaderState(shaderStates);
 470     auto graphicsProgram = mGraphicsController->CreateProgram(createInfo, nullptr);
 471     program->SetGraphicsProgram(std::move(graphicsProgram));
 472   }
 473
 474   // Prepare the graphics pipeline. This may either re-use an existing pipeline or create a new one.
 475   auto& pipeline = PrepareGraphicsPipeline(*program, instruction, node, blend);
 476
 477   commandBuffer.BindPipeline(pipeline);
 478
 479   BindTextures(commandBuffer, boundTextures);
 480
 481   BuildUniformIndexMap(bufferIndex, node, size, *program);
 482
 483   WriteUniformBuffer(bufferIndex, commandBuffer, program, instruction, node, modelMatrix, modelViewMatrix, viewMatrix, projectionMatrix, size);
 484
 485   bool drawn = false; // Draw can fail if there are no vertex buffers or they haven't been uploaded yet
 486                       // @todo We should detect this case much earlier to prevent unnecessary work
 487
 488   if(mDrawCommands.empty())
 489   {
 490     drawn = mGeometry->Draw(*mGraphicsController, commandBuffer, mIndexedDrawFirstElement, mIndexedDrawElementsCount);
 491   }
 492   else
 493   {
 494     for(auto& cmd : commands)
 495     {
 496       mGeometry->Draw(*mGraphicsController, commandBuffer, cmd->firstIndex, cmd->elementCount);
 497     }
 498   }
 499
 500   mUpdated = false;
 501   return drawn;
 502 }
 503
 504 void Renderer::BuildUniformIndexMap(BufferIndex bufferIndex, const SceneGraph::NodeDataProvider& node, const Vector3& size, Program& program)
 505 {
 506   // Check if the map has changed
 507   DALI_ASSERT_DEBUG(mRenderDataProvider && "No Uniform map data provider available");
 508
 509   const SceneGraph::UniformMapDataProvider& uniformMapDataProvider = mRenderDataProvider->GetUniformMap();
 510
 511   if(uniformMapDataProvider.GetUniformMapChanged(bufferIndex) ||
 512      node.GetUniformMapChanged(bufferIndex) ||
 513      mUniformIndexMap.Count() == 0 ||
 514      mShaderChanged)
 515   {
 516     // Reset shader pointer
 517     mShaderChanged = false;
 518
 519     const SceneGraph::CollectedUniformMap& uniformMap     = uniformMapDataProvider.GetUniformMap(bufferIndex);
 520     const SceneGraph::CollectedUniformMap& uniformMapNode = node.GetUniformMap(bufferIndex);
 521
 522     auto maxMaps = static_cast<uint32_t>(uniformMap.Count() + uniformMapNode.Count()); // 4,294,967,295 maps should be enough
 523     mUniformIndexMap.Clear();                                                          // Clear contents, but keep memory if we don't change size
 524     mUniformIndexMap.Resize(maxMaps);
 525
 526     // Copy uniform map into mUniformIndexMap
 527     uint32_t mapIndex = 0;
 528     for(; mapIndex < uniformMap.Count(); ++mapIndex)
 529     {
 530       mUniformIndexMap[mapIndex].propertyValue          = uniformMap[mapIndex].propertyPtr;
 531       mUniformIndexMap[mapIndex].uniformName            = uniformMap[mapIndex].uniformName;
 532       mUniformIndexMap[mapIndex].uniformNameHash        = uniformMap[mapIndex].uniformNameHash;
 533       mUniformIndexMap[mapIndex].uniformNameHashNoArray = uniformMap[mapIndex].uniformNameHashNoArray;
 534       mUniformIndexMap[mapIndex].arrayIndex             = uniformMap[mapIndex].arrayIndex;
 535     }
 536
 537     for(uint32_t nodeMapIndex = 0; nodeMapIndex < uniformMapNode.Count(); ++nodeMapIndex)
 538     {
 539       auto  hash = uniformMapNode[nodeMapIndex].uniformNameHash;
 540       auto& name = uniformMapNode[nodeMapIndex].uniformName;
 541       bool  found(false);
 542       for(uint32_t i = 0; i < uniformMap.Count(); ++i)
 543       {
 544         if(mUniformIndexMap[i].uniformNameHash == hash &&
 545            mUniformIndexMap[i].uniformName == name)
 546         {
 547           mUniformIndexMap[i].propertyValue = uniformMapNode[nodeMapIndex].propertyPtr;
 548           found                             = true;
 549           break;
 550         }
 551       }
 552
 553       if(!found)
 554       {
 555         mUniformIndexMap[mapIndex].propertyValue          = uniformMapNode[nodeMapIndex].propertyPtr;
 556         mUniformIndexMap[mapIndex].uniformName            = uniformMapNode[nodeMapIndex].uniformName;
 557         mUniformIndexMap[mapIndex].uniformNameHash        = uniformMapNode[nodeMapIndex].uniformNameHash;
 558         mUniformIndexMap[mapIndex].uniformNameHashNoArray = uniformMapNode[nodeMapIndex].uniformNameHashNoArray;
 559         mUniformIndexMap[mapIndex].arrayIndex             = uniformMapNode[nodeMapIndex].arrayIndex;
 560         ++mapIndex;
 561       }
 562     }
 563
 564     mUniformIndexMap.Resize(mapIndex);
 565   }
 566 }
 567
 568 void Renderer::WriteUniformBuffer(
 569   BufferIndex                          bufferIndex,
 570   Graphics::CommandBuffer&             commandBuffer,
 571   Program*                             program,
 572   const SceneGraph::RenderInstruction& instruction,
 573   const SceneGraph::NodeDataProvider&  node,
 574   const Matrix&                        modelMatrix,
 575   const Matrix&                        modelViewMatrix,
 576   const Matrix&                        viewMatrix,
 577   const Matrix&                        projectionMatrix,
 578   const Vector3&                       size)
 579 {
 580   // Create the UBO
 581   uint32_t uboOffset{0u};
 582
 583   auto &reflection = mGraphicsController->GetProgramReflection(program->GetGraphicsProgram());
 584
 585   uint32_t uniformBlockAllocationBytes = program->GetUniformBlocksMemoryRequirements().totalSizeRequired;
 586
 587   // Create uniform buffer view from uniform buffer
 588   Graphics::UniquePtr<Render::UniformBufferView> uboView{nullptr};
 589   if(uniformBlockAllocationBytes)
 590   {
 591     auto uboPoolView = mUniformBufferManager->GetUniformBufferViewPool(bufferIndex);
 592
 593     uboView = uboPoolView->CreateUniformBufferView(uniformBlockAllocationBytes);
 594   }
 595
 596   // update the uniform buffer
 597   // pass shared UBO and offset, return new offset for next item to be used
 598   // don't process bindings if there are no uniform buffers allocated
 599   if(uboView)
 600   {
 601     auto uboCount = reflection.GetUniformBlockCount();
 602     mUniformBufferBindings.resize(uboCount);
 603
 604     std::vector<Graphics::UniformBufferBinding>* bindings{&mUniformBufferBindings};
 605
 606     mUniformBufferBindings[0].buffer = uboView->GetBuffer(&mUniformBufferBindings[0].offset);
 607
 608     // Write default uniforms
 609     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::MODEL_MATRIX), *uboView, modelMatrix);
 610     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::VIEW_MATRIX), *uboView, viewMatrix);
 611     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::PROJECTION_MATRIX), *uboView, projectionMatrix);
 612     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::MODEL_VIEW_MATRIX), *uboView, modelViewMatrix);
 613
 614     auto mvpUniformInfo = program->GetDefaultUniform(Program::DefaultUniformIndex::MVP_MATRIX);
 615     if(mvpUniformInfo && !mvpUniformInfo->name.empty())
 616     {
 617       Matrix modelViewProjectionMatrix(false);
 618       Matrix::Multiply(modelViewProjectionMatrix, modelViewMatrix, projectionMatrix);
 619       WriteDefaultUniform(mvpUniformInfo, *uboView, modelViewProjectionMatrix);
 620     }
 621
 622     auto normalUniformInfo = program->GetDefaultUniform(Program::DefaultUniformIndex::NORMAL_MATRIX);
 623     if(normalUniformInfo && !normalUniformInfo->name.empty())
 624     {
 625       Matrix3 normalMatrix(modelViewMatrix);
 626       normalMatrix.Invert();
 627       normalMatrix.Transpose();
 628       WriteDefaultUniform(normalUniformInfo, *uboView, normalMatrix);
 629     }
 630
 631     Vector4        finalColor;
 632     const Vector4& color = node.GetRenderColor(bufferIndex);
 633     if(mPremultipliedAlphaEnabled)
 634     {
 635       float alpha = color.a * mRenderDataProvider->GetOpacity(bufferIndex);
 636       finalColor  = Vector4(color.r * alpha, color.g * alpha, color.b * alpha, alpha);
 637     }
 638     else
 639     {
 640       finalColor = Vector4(color.r, color.g, color.b, color.a * mRenderDataProvider->GetOpacity(bufferIndex));
 641     }
 642     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::COLOR), *uboView, finalColor);
 643
 644     // Write uniforms from the uniform map
 645     FillUniformBuffer(*program, instruction, *uboView, bindings, uboOffset, bufferIndex);
 646
 647     // Write uSize in the end, as it shouldn't be overridable by dynamic properties.
 648     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::SIZE), *uboView, size);
 649
 650     commandBuffer.BindUniformBuffers(*bindings);
 651   }
 652 }
 653
 654 template<class T>
 655 bool Renderer::WriteDefaultUniform(const Graphics::UniformInfo* uniformInfo, Render::UniformBufferView& ubo, const T& data)
 656 {
 657   if(uniformInfo && !uniformInfo->name.empty())
 658   {
 659     WriteUniform(ubo, *uniformInfo, data);
 660     return true;
 661   }
 662   return false;
 663 }
 664
 665 template<class T>
 666 void Renderer::WriteUniform(Render::UniformBufferView& ubo, const Graphics::UniformInfo& uniformInfo, const T& data)
 667 {
 668   WriteUniform(ubo, uniformInfo, &data, sizeof(T));
 669 }
 670
 671 void Renderer::WriteUniform(Render::UniformBufferView& ubo, const Graphics::UniformInfo& uniformInfo, const void* data, uint32_t size)
 672 {
 673   ubo.Write(data, size, ubo.GetOffset() + uniformInfo.offset);
 674 }
 675
 676 void Renderer::FillUniformBuffer(Program&                                      program,
 677                                  const SceneGraph::RenderInstruction&          instruction,
 678                                  Render::UniformBufferView&                    ubo,
 679                                  std::vector<Graphics::UniformBufferBinding>*& outBindings,
 680                                  uint32_t&                                     offset,
 681                                  BufferIndex                                   updateBufferIndex)
 682 {
 683   auto& reflection = mGraphicsController->GetProgramReflection(program.GetGraphicsProgram());
 684   auto  uboCount   = reflection.GetUniformBlockCount();
 685
 686   // Setup bindings
 687   uint32_t dataOffset = offset;
 688   for(auto i = 0u; i < uboCount; ++i)
 689   {
 690     mUniformBufferBindings[i].dataSize = reflection.GetUniformBlockSize(i);
 691     mUniformBufferBindings[i].binding  = reflection.GetUniformBlockBinding(i);
 692
 693     dataOffset += GetUniformBufferDataAlignment(mUniformBufferBindings[i].dataSize);
 694     mUniformBufferBindings[i].buffer = ubo.GetBuffer(&mUniformBufferBindings[i].offset);
 695
 696     for(UniformIndexMappings::Iterator iter = mUniformIndexMap.Begin(),
 697                                        end  = mUniformIndexMap.End();
 698         iter != end;
 699         ++iter)
 700     {
 701       // @todo This means parsing the uniform string every frame. Instead, store the array index if present.
 702       int arrayIndex = (*iter).arrayIndex;
 703
 704       auto uniformInfo  = Graphics::UniformInfo{};
 705       auto uniformFound = program.GetUniform((*iter).uniformName.GetCString(),
 706                                              (*iter).uniformNameHashNoArray ? (*iter).uniformNameHashNoArray
 707                                                                             : (*iter).uniformNameHash,
 708                                              uniformInfo);
 709
 710       if(uniformFound)
 711       {
 712         auto dst = ubo.GetOffset() + uniformInfo.offset;
 713         const auto typeSize = GetPropertyValueSizeForUniform( (*iter).propertyValue->GetType() );
 714         const auto dest = dst + static_cast<uint32_t>(typeSize) * arrayIndex;
 715         const auto func = GetPropertyValueGetter((*iter).propertyValue->GetType());
 716         ubo.Write(&((*iter).propertyValue->*func)(updateBufferIndex),
 717                   typeSize,
 718                   dest);
 719       }
 720     }
 721   }
 722   // write output bindings
 723   outBindings = &mUniformBufferBindings;
 724
 725   // Update offset
 726   offset = dataOffset;
 727 }
 728
 729 void Renderer::SetSortAttributes(SceneGraph::RenderInstructionProcessor::SortAttributes& sortAttributes) const
 730 {
 731   sortAttributes.shader   = &(mRenderDataProvider->GetShader());
 732   sortAttributes.geometry = mGeometry;
 733 }
 734
 735 void Renderer::SetShaderChanged(bool value)
 736 {
 737   mShaderChanged = value;
 738 }
 739
 740 bool Renderer::Updated(BufferIndex bufferIndex, const SceneGraph::NodeDataProvider* node)
 741 {
 742   if(mUpdated)
 743   {
 744     mUpdated = false;
 745     return true;
 746   }
 747
 748   if(mShaderChanged || mGeometry->AttributesChanged())
 749   {
 750     return true;
 751   }
 752
 753   for(const auto& texture : mRenderDataProvider->GetTextures())
 754   {
 755     if(texture && texture->IsNativeImage())
 756     {
 757       return true;
 758     }
 759   }
 760
 761   uint64_t                               hash           = 0xc70f6907UL;
 762   const SceneGraph::CollectedUniformMap& uniformMapNode = node->GetUniformMap(bufferIndex);
 763   for(const auto& uniformProperty : uniformMapNode)
 764   {
 765     hash = uniformProperty.propertyPtr->Hash(bufferIndex, hash);
 766   }
 767
 768   const SceneGraph::UniformMapDataProvider& uniformMapDataProvider = mRenderDataProvider->GetUniformMap();
 769   const SceneGraph::CollectedUniformMap&    uniformMap             = uniformMapDataProvider.GetUniformMap(bufferIndex);
 770   for(const auto& uniformProperty : uniformMap)
 771   {
 772     hash = uniformProperty.propertyPtr->Hash(bufferIndex, hash);
 773   }
 774
 775   if(mUniformsHash != hash)
 776   {
 777     mUniformsHash = hash;
 778     return true;
 779   }
 780
 781   return false;
 782 }
 783
 784 Graphics::Pipeline& Renderer::PrepareGraphicsPipeline(
 785   Program&                                             program,
 786   const Dali::Internal::SceneGraph::RenderInstruction& instruction,
 787   const SceneGraph::NodeDataProvider&                  node,
 788   bool                                                 blend)
 789 {
 790   if(mGeometry->AttributesChanged())
 791   {
 792     mUpdated = true;
 793   }
 794
 795   // Prepare query info
 796   PipelineCacheQueryInfo queryInfo{};
 797   queryInfo.program = &program;
 798   queryInfo.renderer = this;
 799   queryInfo.geometry = mGeometry;
 800   queryInfo.blendingEnabled = blend;
 801   queryInfo.blendingOptions = &mBlendingOptions;
 802   queryInfo.alphaPremultiplied = mPremultipliedAlphaEnabled;
 803   queryInfo.cameraUsingReflection = instruction.GetCamera()->GetReflectionUsed();
 804
 805   auto pipelineResult = mPipelineCache->GetPipeline( queryInfo, true );
 806
 807   // should be never null?
 808   return *pipelineResult.pipeline;
 809 }
 810
 811 } // namespace Render
 812
 813 } // namespace Dali::Internal