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

   1 /*
   2  * Copyright (c) 2023 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/common/matrix-utils.h>
  26 #include <dali/internal/common/memory-pool-object-allocator.h>
  27 #include <dali/internal/event/rendering/texture-impl.h>
  28 #include <dali/internal/render/common/render-instruction.h>
  29 #include <dali/internal/render/data-providers/node-data-provider.h>
  30 #include <dali/internal/render/data-providers/uniform-map-data-provider.h>
  31 #include <dali/internal/render/renderers/pipeline-cache.h>
  32 #include <dali/internal/render/renderers/render-sampler.h>
  33 #include <dali/internal/render/renderers/render-texture.h>
  34 #include <dali/internal/render/renderers/render-vertex-buffer.h>
  35 #include <dali/internal/render/renderers/shader-cache.h>
  36 #include <dali/internal/render/renderers/uniform-buffer-view-pool.h>
  37 #include <dali/internal/render/renderers/uniform-buffer-view.h>
  38 #include <dali/internal/render/shaders/program.h>
  39 #include <dali/internal/render/shaders/render-shader.h>
  40 #include <dali/internal/update/common/uniform-map.h>
  41 #include <dali/public-api/signals/render-callback.h>
  42
  43 namespace Dali::Internal
  44 {
  45 namespace
  46 {
  47 // Helper to get the property value getter by type
  48 typedef const float& (PropertyInputImpl::*FuncGetter)(BufferIndex) const;
  49 constexpr FuncGetter GetPropertyValueGetter(Property::Type type)
  50 {
  51   switch(type)
  52   {
  53     case Property::BOOLEAN:
  54     {
  55       return FuncGetter(&PropertyInputImpl::GetBoolean);
  56     }
  57     case Property::INTEGER:
  58     {
  59       return FuncGetter(&PropertyInputImpl::GetInteger);
  60     }
  61     case Property::FLOAT:
  62     {
  63       return FuncGetter(&PropertyInputImpl::GetFloat);
  64     }
  65     case Property::VECTOR2:
  66     {
  67       return FuncGetter(&PropertyInputImpl::GetVector2);
  68     }
  69     case Property::VECTOR3:
  70     {
  71       return FuncGetter(&PropertyInputImpl::GetVector3);
  72     }
  73     case Property::VECTOR4:
  74     {
  75       return FuncGetter(&PropertyInputImpl::GetVector4);
  76     }
  77     case Property::MATRIX3:
  78     {
  79       return FuncGetter(&PropertyInputImpl::GetMatrix3);
  80     }
  81     case Property::MATRIX:
  82     {
  83       return FuncGetter(&PropertyInputImpl::GetMatrix);
  84     }
  85     default:
  86     {
  87       return nullptr;
  88     }
  89   }
  90 }
  91
  92 /**
  93  * Helper function that returns size of uniform datatypes based
  94  * on property type.
  95  */
  96 constexpr int GetPropertyValueSizeForUniform(Property::Type type)
  97 {
  98   switch(type)
  99   {
 100     case Property::Type::BOOLEAN:
 101     {
 102       return sizeof(bool);
 103     }
 104     case Property::Type::FLOAT:
 105     {
 106       return sizeof(float);
 107     }
 108     case Property::Type::INTEGER:
 109     {
 110       return sizeof(int);
 111     }
 112     case Property::Type::VECTOR2:
 113     {
 114       return sizeof(Vector2);
 115     }
 116     case Property::Type::VECTOR3:
 117     {
 118       return sizeof(Vector3);
 119     }
 120     case Property::Type::VECTOR4:
 121     {
 122       return sizeof(Vector4);
 123     }
 124     case Property::Type::MATRIX3:
 125     {
 126       return sizeof(Matrix3);
 127     }
 128     case Property::Type::MATRIX:
 129     {
 130       return sizeof(Matrix);
 131     }
 132     default:
 133     {
 134       return 0;
 135     }
 136   };
 137 }
 138
 139 /**
 140  * Helper function to calculate the correct alignment of data for uniform buffers
 141  * @param dataSize size of uniform buffer
 142  * @return aligned offset of data
 143  */
 144 inline uint32_t GetUniformBufferDataAlignment(uint32_t dataSize)
 145 {
 146   return ((dataSize / 256u) + ((dataSize % 256u) ? 1u : 0u)) * 256u;
 147 }
 148
 149 /**
 150  * @brief Store latest bound RenderGeometry, and help that we can skip duplicated vertex attributes bind.
 151  *
 152  * @param[in] geometry Current geometry to be used, or nullptr if render finished
 153  * @return True if we can reuse latest bound vertex attributes. False otherwise.
 154  */
 155 inline bool ReuseLatestBoundVertexAttributes(const Render::Geometry* geometry)
 156 {
 157   static const Render::Geometry* gLatestVertexBoundGeometry = nullptr;
 158   if(gLatestVertexBoundGeometry == geometry)
 159   {
 160     return true;
 161   }
 162   gLatestVertexBoundGeometry = geometry;
 163   return false;
 164 }
 165
 166 } // namespace
 167
 168 namespace Render
 169 {
 170 namespace
 171 {
 172 MemoryPoolObjectAllocator<Renderer>& GetRenderRendererMemoryPool()
 173 {
 174   static MemoryPoolObjectAllocator<Renderer> gRenderRendererMemoryPool;
 175   return gRenderRendererMemoryPool;
 176 }
 177 } // namespace
 178
 179 void Renderer::PrepareCommandBuffer()
 180 {
 181   // Reset latest geometry informations, So we can bind the first of geometry.
 182   ReuseLatestBoundVertexAttributes(nullptr);
 183
 184   // todo : Fill here as many caches as we can store for reduce the number of command buffers
 185 }
 186
 187 RendererKey Renderer::NewKey(SceneGraph::RenderDataProvider* dataProvider,
 188                              Render::Geometry*               geometry,
 189                              uint32_t                        blendingBitmask,
 190                              const Vector4&                  blendColor,
 191                              FaceCullingMode::Type           faceCullingMode,
 192                              bool                            preMultipliedAlphaEnabled,
 193                              DepthWriteMode::Type            depthWriteMode,
 194                              DepthTestMode::Type             depthTestMode,
 195                              DepthFunction::Type             depthFunction,
 196                              StencilParameters&              stencilParameters)
 197 {
 198   void* ptr = GetRenderRendererMemoryPool().AllocateRawThreadSafe();
 199   auto  key = GetRenderRendererMemoryPool().GetKeyFromPtr(static_cast<Renderer*>(ptr));
 200
 201   // Use placement new to construct renderer.
 202   new(ptr) Renderer(dataProvider, geometry, blendingBitmask, blendColor, faceCullingMode, preMultipliedAlphaEnabled, depthWriteMode, depthTestMode, depthFunction, stencilParameters);
 203   return RendererKey(key);
 204 }
 205
 206 Renderer::Renderer(SceneGraph::RenderDataProvider* dataProvider,
 207                    Render::Geometry*               geometry,
 208                    uint32_t                        blendingBitmask,
 209                    const Vector4&                  blendColor,
 210                    FaceCullingMode::Type           faceCullingMode,
 211                    bool                            preMultipliedAlphaEnabled,
 212                    DepthWriteMode::Type            depthWriteMode,
 213                    DepthTestMode::Type             depthTestMode,
 214                    DepthFunction::Type             depthFunction,
 215                    StencilParameters&              stencilParameters)
 216 : mGraphicsController(nullptr),
 217   mRenderDataProvider(dataProvider),
 218   mGeometry(geometry),
 219   mProgramCache(nullptr),
 220   mStencilParameters(stencilParameters),
 221   mBlendingOptions(),
 222   mIndexedDrawFirstElement(0),
 223   mIndexedDrawElementsCount(0),
 224   mDepthFunction(depthFunction),
 225   mFaceCullingMode(faceCullingMode),
 226   mDepthWriteMode(depthWriteMode),
 227   mDepthTestMode(depthTestMode),
 228   mPremultipliedAlphaEnabled(preMultipliedAlphaEnabled),
 229   mShaderChanged(false)
 230 {
 231   if(blendingBitmask != 0u)
 232   {
 233     mBlendingOptions.SetBitmask(blendingBitmask);
 234   }
 235
 236   mBlendingOptions.SetBlendColor(blendColor);
 237 }
 238
 239 void Renderer::Initialize(Graphics::Controller& graphicsController, ProgramCache& programCache, Render::ShaderCache& shaderCache, Render::UniformBufferManager& uniformBufferManager, Render::PipelineCache& pipelineCache)
 240 {
 241   mGraphicsController   = &graphicsController;
 242   mProgramCache         = &programCache;
 243   mShaderCache          = &shaderCache;
 244   mUniformBufferManager = &uniformBufferManager;
 245   mPipelineCache        = &pipelineCache;
 246 }
 247
 248 Renderer::~Renderer()
 249 {
 250   // Reset old pipeline
 251   mPipelineCache->ResetPipeline(mPipeline);
 252 }
 253
 254 void Renderer::operator delete(void* ptr)
 255 {
 256   GetRenderRendererMemoryPool().FreeThreadSafe(static_cast<Renderer*>(ptr));
 257 }
 258
 259 Renderer* Renderer::Get(RendererKey::KeyType rendererKey)
 260 {
 261   return GetRenderRendererMemoryPool().GetPtrFromKey(rendererKey);
 262 }
 263
 264 void Renderer::SetGeometry(Render::Geometry* geometry)
 265 {
 266   mGeometry = geometry;
 267 }
 268
 269 void Renderer::SetDrawCommands(Dali::DevelRenderer::DrawCommand* pDrawCommands, uint32_t size)
 270 {
 271   mDrawCommands.clear();
 272   mDrawCommands.insert(mDrawCommands.end(), pDrawCommands, pDrawCommands + size);
 273 }
 274
 275 void Renderer::BindTextures(Graphics::CommandBuffer& commandBuffer, Vector<Graphics::Texture*>& boundTextures)
 276 {
 277   uint32_t textureUnit = 0;
 278
 279   auto textures(mRenderDataProvider->GetTextures());
 280   auto samplers(mRenderDataProvider->GetSamplers());
 281
 282   std::vector<Graphics::TextureBinding> textureBindings;
 283
 284   if(textures != nullptr)
 285   {
 286     const std::uint32_t texturesCount(static_cast<std::uint32_t>(textures->Count()));
 287     textureBindings.reserve(texturesCount);
 288
 289     for(uint32_t i = 0; i < texturesCount; ++i) // not expecting more than uint32_t of textures
 290     {
 291       if((*textures)[i] && (*textures)[i]->GetGraphicsObject())
 292       {
 293         Graphics::Texture* graphicsTexture = (*textures)[i]->GetGraphicsObject();
 294         // if the sampler exists,
 295         //   if it's default, delete the graphics object
 296         //   otherwise re-initialize it if dirty
 297
 298         const Graphics::Sampler* graphicsSampler = samplers ? ((*samplers)[i] ? (*samplers)[i]->GetGraphicsObject()
 299                                                                               : nullptr)
 300                                                             : nullptr;
 301
 302         boundTextures.PushBack(graphicsTexture);
 303         const Graphics::TextureBinding textureBinding{graphicsTexture, graphicsSampler, textureUnit};
 304         textureBindings.push_back(textureBinding);
 305
 306         ++textureUnit;
 307       }
 308     }
 309   }
 310
 311   if(!textureBindings.empty())
 312   {
 313     commandBuffer.BindTextures(textureBindings);
 314   }
 315 }
 316
 317 void Renderer::SetFaceCullingMode(FaceCullingMode::Type mode)
 318 {
 319   mFaceCullingMode = mode;
 320 }
 321
 322 void Renderer::SetBlendingBitMask(uint32_t bitmask)
 323 {
 324   mBlendingOptions.SetBitmask(bitmask);
 325 }
 326
 327 void Renderer::SetBlendColor(const Vector4& color)
 328 {
 329   mBlendingOptions.SetBlendColor(color);
 330 }
 331
 332 void Renderer::SetIndexedDrawFirstElement(uint32_t firstElement)
 333 {
 334   mIndexedDrawFirstElement = firstElement;
 335 }
 336
 337 void Renderer::SetIndexedDrawElementsCount(uint32_t elementsCount)
 338 {
 339   mIndexedDrawElementsCount = elementsCount;
 340 }
 341
 342 void Renderer::EnablePreMultipliedAlpha(bool enable)
 343 {
 344   mPremultipliedAlphaEnabled = enable;
 345 }
 346
 347 void Renderer::SetDepthWriteMode(DepthWriteMode::Type depthWriteMode)
 348 {
 349   mDepthWriteMode = depthWriteMode;
 350 }
 351
 352 void Renderer::SetDepthTestMode(DepthTestMode::Type depthTestMode)
 353 {
 354   mDepthTestMode = depthTestMode;
 355 }
 356
 357 DepthWriteMode::Type Renderer::GetDepthWriteMode() const
 358 {
 359   return mDepthWriteMode;
 360 }
 361
 362 DepthTestMode::Type Renderer::GetDepthTestMode() const
 363 {
 364   return mDepthTestMode;
 365 }
 366
 367 void Renderer::SetDepthFunction(DepthFunction::Type depthFunction)
 368 {
 369   mDepthFunction = depthFunction;
 370 }
 371
 372 DepthFunction::Type Renderer::GetDepthFunction() const
 373 {
 374   return mDepthFunction;
 375 }
 376
 377 void Renderer::SetRenderMode(RenderMode::Type renderMode)
 378 {
 379   mStencilParameters.renderMode = renderMode;
 380 }
 381
 382 RenderMode::Type Renderer::GetRenderMode() const
 383 {
 384   return mStencilParameters.renderMode;
 385 }
 386
 387 void Renderer::SetStencilFunction(StencilFunction::Type stencilFunction)
 388 {
 389   mStencilParameters.stencilFunction = stencilFunction;
 390 }
 391
 392 StencilFunction::Type Renderer::GetStencilFunction() const
 393 {
 394   return mStencilParameters.stencilFunction;
 395 }
 396
 397 void Renderer::SetStencilFunctionMask(int stencilFunctionMask)
 398 {
 399   mStencilParameters.stencilFunctionMask = stencilFunctionMask;
 400 }
 401
 402 int Renderer::GetStencilFunctionMask() const
 403 {
 404   return mStencilParameters.stencilFunctionMask;
 405 }
 406
 407 void Renderer::SetStencilFunctionReference(int stencilFunctionReference)
 408 {
 409   mStencilParameters.stencilFunctionReference = stencilFunctionReference;
 410 }
 411
 412 int Renderer::GetStencilFunctionReference() const
 413 {
 414   return mStencilParameters.stencilFunctionReference;
 415 }
 416
 417 void Renderer::SetStencilMask(int stencilMask)
 418 {
 419   mStencilParameters.stencilMask = stencilMask;
 420 }
 421
 422 int Renderer::GetStencilMask() const
 423 {
 424   return mStencilParameters.stencilMask;
 425 }
 426
 427 void Renderer::SetStencilOperationOnFail(StencilOperation::Type stencilOperationOnFail)
 428 {
 429   mStencilParameters.stencilOperationOnFail = stencilOperationOnFail;
 430 }
 431
 432 StencilOperation::Type Renderer::GetStencilOperationOnFail() const
 433 {
 434   return mStencilParameters.stencilOperationOnFail;
 435 }
 436
 437 void Renderer::SetStencilOperationOnZFail(StencilOperation::Type stencilOperationOnZFail)
 438 {
 439   mStencilParameters.stencilOperationOnZFail = stencilOperationOnZFail;
 440 }
 441
 442 StencilOperation::Type Renderer::GetStencilOperationOnZFail() const
 443 {
 444   return mStencilParameters.stencilOperationOnZFail;
 445 }
 446
 447 void Renderer::SetStencilOperationOnZPass(StencilOperation::Type stencilOperationOnZPass)
 448 {
 449   mStencilParameters.stencilOperationOnZPass = stencilOperationOnZPass;
 450 }
 451
 452 StencilOperation::Type Renderer::GetStencilOperationOnZPass() const
 453 {
 454   return mStencilParameters.stencilOperationOnZPass;
 455 }
 456
 457 void Renderer::Upload()
 458 {
 459   mGeometry->Upload(*mGraphicsController);
 460 }
 461
 462 bool Renderer::Render(Graphics::CommandBuffer&                             commandBuffer,
 463                       BufferIndex                                          bufferIndex,
 464                       const SceneGraph::NodeDataProvider&                  node,
 465                       const Matrix&                                        modelMatrix,
 466                       const Matrix&                                        modelViewMatrix,
 467                       const Matrix&                                        viewMatrix,
 468                       const Matrix&                                        projectionMatrix,
 469                       const Vector3&                                       size,
 470                       bool                                                 blend,
 471                       Vector<Graphics::Texture*>&                          boundTextures,
 472                       const Dali::Internal::SceneGraph::RenderInstruction& instruction,
 473                       uint32_t                                             queueIndex)
 474 {
 475   // Before doing anything test if the call happens in the right queue
 476   if(mDrawCommands.empty() && queueIndex > 0)
 477   {
 478     return false;
 479   }
 480
 481   // Check if there is render callback
 482   if(mRenderCallback)
 483   {
 484     if(!mRenderCallbackInput)
 485     {
 486       mRenderCallbackInput = std::unique_ptr<RenderCallbackInput>(new RenderCallbackInput);
 487     }
 488
 489     Graphics::DrawNativeInfo info{};
 490     info.api      = Graphics::DrawNativeAPI::GLES;
 491     info.callback = &static_cast<Dali::CallbackBase&>(*mRenderCallback);
 492     info.userData = mRenderCallbackInput.get();
 493
 494     // Set storage for the context to be used
 495     info.glesNativeInfo.eglSharedContextStoragePointer = &mRenderCallbackInput->eglContext;
 496     info.reserved                                      = nullptr;
 497
 498     auto& textureResources = mRenderCallback->GetTextureResources();
 499
 500     if(!textureResources.empty())
 501     {
 502       mRenderCallbackTextureBindings.clear();
 503       mRenderCallbackInput->textureBindings.resize(textureResources.size());
 504       auto i = 0u;
 505       for(auto& texture : textureResources)
 506       {
 507         auto& textureImpl     = GetImplementation(texture);
 508         auto  graphicsTexture = textureImpl.GetRenderTextureKey()->GetGraphicsObject();
 509
 510         auto properties = mGraphicsController->GetTextureProperties(*graphicsTexture);
 511
 512         mRenderCallbackTextureBindings.emplace_back(graphicsTexture);
 513         mRenderCallbackInput->textureBindings[i++] = properties.nativeHandle;
 514       }
 515       info.textureCount = mRenderCallbackTextureBindings.size();
 516       info.textureList  = mRenderCallbackTextureBindings.data();
 517     }
 518
 519     // pass render callback input
 520     mRenderCallbackInput->size       = size;
 521     mRenderCallbackInput->projection = projectionMatrix;
 522
 523     MatrixUtils::MultiplyProjectionMatrix(mRenderCallbackInput->mvp, modelViewMatrix, projectionMatrix);
 524
 525     // submit draw
 526     commandBuffer.DrawNative(&info);
 527     return true;
 528   }
 529
 530   // Prepare commands
 531   std::vector<DevelRenderer::DrawCommand*> commands;
 532   for(auto& cmd : mDrawCommands)
 533   {
 534     if(cmd.queue == queueIndex)
 535     {
 536       commands.emplace_back(&cmd);
 537     }
 538   }
 539
 540   // Have commands but nothing to be drawn - abort
 541   if(!mDrawCommands.empty() && commands.empty())
 542   {
 543     return false;
 544   }
 545
 546   // Set blending mode
 547   if(!mDrawCommands.empty())
 548   {
 549     blend = (commands[0]->queue != DevelRenderer::RENDER_QUEUE_OPAQUE) && blend;
 550   }
 551
 552   // Create Program
 553   ShaderDataPtr shaderData = mRenderDataProvider->GetShader().GetShaderData();
 554
 555   Program* program = Program::New(*mProgramCache,
 556                                   shaderData,
 557                                   *mGraphicsController);
 558   if(!program)
 559   {
 560     DALI_LOG_ERROR("Failed to get program for shader at address %p.\n", reinterpret_cast<const void*>(&mRenderDataProvider->GetShader()));
 561     return false;
 562   }
 563
 564   // If program doesn't have Gfx program object assigned yet, prepare it.
 565   if(!program->GetGraphicsProgramPtr())
 566   {
 567     const std::vector<char>& vertShader   = shaderData->GetShaderForPipelineStage(Graphics::PipelineStage::VERTEX_SHADER);
 568     const std::vector<char>& fragShader   = shaderData->GetShaderForPipelineStage(Graphics::PipelineStage::FRAGMENT_SHADER);
 569     Dali::Graphics::Shader&  vertexShader = mShaderCache->GetShader(
 570       vertShader,
 571       Graphics::PipelineStage::VERTEX_SHADER,
 572       shaderData->GetSourceMode());
 573
 574     Dali::Graphics::Shader& fragmentShader = mShaderCache->GetShader(
 575       fragShader,
 576       Graphics::PipelineStage::FRAGMENT_SHADER,
 577       shaderData->GetSourceMode());
 578
 579     std::vector<Graphics::ShaderState> shaderStates{
 580       Graphics::ShaderState()
 581         .SetShader(vertexShader)
 582         .SetPipelineStage(Graphics::PipelineStage::VERTEX_SHADER),
 583       Graphics::ShaderState()
 584         .SetShader(fragmentShader)
 585         .SetPipelineStage(Graphics::PipelineStage::FRAGMENT_SHADER)};
 586
 587     auto createInfo = Graphics::ProgramCreateInfo();
 588     createInfo.SetShaderState(shaderStates);
 589     auto graphicsProgram = mGraphicsController->CreateProgram(createInfo, nullptr);
 590     program->SetGraphicsProgram(std::move(graphicsProgram));
 591   }
 592
 593   // Prepare the graphics pipeline. This may either re-use an existing pipeline or create a new one.
 594   auto& pipeline = PrepareGraphicsPipeline(*program, instruction, node, blend);
 595
 596   commandBuffer.BindPipeline(pipeline);
 597
 598   BindTextures(commandBuffer, boundTextures);
 599
 600   std::size_t nodeIndex = BuildUniformIndexMap(bufferIndex, node, size, *program);
 601
 602   WriteUniformBuffer(bufferIndex, commandBuffer, program, instruction, node, modelMatrix, modelViewMatrix, viewMatrix, projectionMatrix, size, nodeIndex);
 603
 604   bool drawn = false; // Draw can fail if there are no vertex buffers or they haven't been uploaded yet
 605                       // @todo We should detect this case much earlier to prevent unnecessary work
 606
 607   // Reuse latest bound vertex attributes location, or Bind buffers to attribute locations.
 608   if(ReuseLatestBoundVertexAttributes(mGeometry) || mGeometry->BindVertexAttributes(commandBuffer))
 609   {
 610     if(mDrawCommands.empty())
 611     {
 612       drawn = mGeometry->Draw(*mGraphicsController, commandBuffer, mIndexedDrawFirstElement, mIndexedDrawElementsCount);
 613     }
 614     else
 615     {
 616       for(auto& cmd : commands)
 617       {
 618         drawn |= mGeometry->Draw(*mGraphicsController, commandBuffer, cmd->firstIndex, cmd->elementCount);
 619       }
 620     }
 621   }
 622   else
 623   {
 624     // BindVertexAttributes failed. Reset cached geometry.
 625     ReuseLatestBoundVertexAttributes(nullptr);
 626   }
 627
 628   return drawn;
 629 }
 630
 631 std::size_t Renderer::BuildUniformIndexMap(BufferIndex bufferIndex, const SceneGraph::NodeDataProvider& node, const Vector3& size, Program& program)
 632 {
 633   // Check if the map has changed
 634   DALI_ASSERT_DEBUG(mRenderDataProvider && "No Uniform map data provider available");
 635
 636   const SceneGraph::UniformMapDataProvider& uniformMapDataProvider = mRenderDataProvider->GetUniformMapDataProvider();
 637   const SceneGraph::CollectedUniformMap&    uniformMap             = uniformMapDataProvider.GetCollectedUniformMap();
 638   const SceneGraph::UniformMap&             uniformMapNode         = node.GetNodeUniformMap();
 639
 640   bool updateMaps;
 641
 642   // Usual case is to only have 1 node, however we do allow multiple nodes to reuse the same
 643   // renderer, so we have to cache uniform map per render item (node / renderer pair).
 644
 645   // Specially, if node don't have uniformMap, we mark nodePtr as nullptr.
 646   // So, all nodes without uniformMap will share same UniformIndexMap, contains only render data providers.
 647   const auto nodePtr = uniformMapNode.Count() ? &node : nullptr;
 648
 649   const auto nodeChangeCounter          = nodePtr ? uniformMapNode.GetChangeCounter() : 0;
 650   const auto renderItemMapChangeCounter = uniformMap.GetChangeCounter();
 651
 652   auto iter = std::find_if(mNodeIndexMap.begin(), mNodeIndexMap.end(), [nodePtr](RenderItemLookup& element) { return element.node == nodePtr; });
 653
 654   std::size_t renderItemMapIndex;
 655   if(iter == mNodeIndexMap.end())
 656   {
 657     renderItemMapIndex = mUniformIndexMaps.size();
 658     RenderItemLookup renderItemLookup;
 659     renderItemLookup.node                       = nodePtr;
 660     renderItemLookup.index                      = renderItemMapIndex;
 661     renderItemLookup.nodeChangeCounter          = nodeChangeCounter;
 662     renderItemLookup.renderItemMapChangeCounter = renderItemMapChangeCounter;
 663     mNodeIndexMap.emplace_back(renderItemLookup);
 664
 665     updateMaps = true;
 666     mUniformIndexMaps.resize(mUniformIndexMaps.size() + 1);
 667   }
 668   else
 669   {
 670     renderItemMapIndex = iter->index;
 671
 672     updateMaps = (nodeChangeCounter != iter->nodeChangeCounter) ||
 673                  (renderItemMapChangeCounter != iter->renderItemMapChangeCounter) ||
 674                  (mUniformIndexMaps[renderItemMapIndex].size() == 0);
 675
 676     iter->nodeChangeCounter          = nodeChangeCounter;
 677     iter->renderItemMapChangeCounter = renderItemMapChangeCounter;
 678   }
 679
 680   if(updateMaps || mShaderChanged)
 681   {
 682     // Reset shader pointer
 683     mShaderChanged = false;
 684
 685     const uint32_t mapCount     = uniformMap.Count();
 686     const uint32_t mapNodeCount = uniformMapNode.Count();
 687
 688     mUniformIndexMaps[renderItemMapIndex].clear(); // Clear contents, but keep memory if we don't change size
 689     mUniformIndexMaps[renderItemMapIndex].resize(mapCount + mapNodeCount);
 690
 691     // Copy uniform map into mUniformIndexMap
 692     uint32_t mapIndex = 0;
 693     for(; mapIndex < mapCount; ++mapIndex)
 694     {
 695       mUniformIndexMaps[renderItemMapIndex][mapIndex].propertyValue          = uniformMap.mUniformMap[mapIndex].propertyPtr;
 696       mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformName            = uniformMap.mUniformMap[mapIndex].uniformName;
 697       mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformNameHash        = uniformMap.mUniformMap[mapIndex].uniformNameHash;
 698       mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformNameHashNoArray = uniformMap.mUniformMap[mapIndex].uniformNameHashNoArray;
 699       mUniformIndexMaps[renderItemMapIndex][mapIndex].arrayIndex             = uniformMap.mUniformMap[mapIndex].arrayIndex;
 700     }
 701
 702     for(uint32_t nodeMapIndex = 0; nodeMapIndex < mapNodeCount; ++nodeMapIndex)
 703     {
 704       auto  hash = uniformMapNode[nodeMapIndex].uniformNameHash;
 705       auto& name = uniformMapNode[nodeMapIndex].uniformName;
 706       bool  found(false);
 707       for(uint32_t i = 0; i < mapCount; ++i)
 708       {
 709         if(mUniformIndexMaps[renderItemMapIndex][i].uniformNameHash == hash &&
 710            mUniformIndexMaps[renderItemMapIndex][i].uniformName == name)
 711         {
 712           mUniformIndexMaps[renderItemMapIndex][i].propertyValue = uniformMapNode[nodeMapIndex].propertyPtr;
 713           found                                                  = true;
 714           break;
 715         }
 716       }
 717
 718       if(!found)
 719       {
 720         mUniformIndexMaps[renderItemMapIndex][mapIndex].propertyValue          = uniformMapNode[nodeMapIndex].propertyPtr;
 721         mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformName            = uniformMapNode[nodeMapIndex].uniformName;
 722         mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformNameHash        = uniformMapNode[nodeMapIndex].uniformNameHash;
 723         mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformNameHashNoArray = uniformMapNode[nodeMapIndex].uniformNameHashNoArray;
 724         mUniformIndexMaps[renderItemMapIndex][mapIndex].arrayIndex             = uniformMapNode[nodeMapIndex].arrayIndex;
 725         ++mapIndex;
 726       }
 727     }
 728
 729     mUniformIndexMaps[renderItemMapIndex].resize(mapIndex);
 730   }
 731   return renderItemMapIndex;
 732 }
 733
 734 void Renderer::WriteUniformBuffer(
 735   BufferIndex                          bufferIndex,
 736   Graphics::CommandBuffer&             commandBuffer,
 737   Program*                             program,
 738   const SceneGraph::RenderInstruction& instruction,
 739   const SceneGraph::NodeDataProvider&  node,
 740   const Matrix&                        modelMatrix,
 741   const Matrix&                        modelViewMatrix,
 742   const Matrix&                        viewMatrix,
 743   const Matrix&                        projectionMatrix,
 744   const Vector3&                       size,
 745   std::size_t                          nodeIndex)
 746 {
 747   // Create the UBO
 748   uint32_t uboOffset{0u};
 749
 750   auto& reflection = mGraphicsController->GetProgramReflection(program->GetGraphicsProgram());
 751
 752   uint32_t uniformBlockAllocationBytes = program->GetUniformBlocksMemoryRequirements().totalSizeRequired;
 753
 754   // Create uniform buffer view from uniform buffer
 755   Graphics::UniquePtr<Render::UniformBufferView> uboView{nullptr};
 756   if(uniformBlockAllocationBytes)
 757   {
 758     auto uboPoolView = mUniformBufferManager->GetUniformBufferViewPool(bufferIndex);
 759     uboView          = uboPoolView->CreateUniformBufferView(uniformBlockAllocationBytes);
 760   }
 761
 762   // update the uniform buffer
 763   // pass shared UBO and offset, return new offset for next item to be used
 764   // don't process bindings if there are no uniform buffers allocated
 765   if(uboView)
 766   {
 767     auto uboCount = reflection.GetUniformBlockCount();
 768     mUniformBufferBindings.resize(uboCount);
 769
 770     std::vector<Graphics::UniformBufferBinding>* bindings{&mUniformBufferBindings};
 771
 772     mUniformBufferBindings[0].buffer = uboView->GetBuffer(&mUniformBufferBindings[0].offset);
 773
 774     // Write default uniforms
 775     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::MODEL_MATRIX), *uboView, modelMatrix);
 776     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::VIEW_MATRIX), *uboView, viewMatrix);
 777     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::PROJECTION_MATRIX), *uboView, projectionMatrix);
 778     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::MODEL_VIEW_MATRIX), *uboView, modelViewMatrix);
 779
 780     auto mvpUniformInfo = program->GetDefaultUniform(Program::DefaultUniformIndex::MVP_MATRIX);
 781     if(mvpUniformInfo && !mvpUniformInfo->name.empty())
 782     {
 783       Matrix modelViewProjectionMatrix(false);
 784       MatrixUtils::MultiplyProjectionMatrix(modelViewProjectionMatrix, modelViewMatrix, projectionMatrix);
 785       WriteDefaultUniform(mvpUniformInfo, *uboView, modelViewProjectionMatrix);
 786     }
 787
 788     auto normalUniformInfo = program->GetDefaultUniform(Program::DefaultUniformIndex::NORMAL_MATRIX);
 789     if(normalUniformInfo && !normalUniformInfo->name.empty())
 790     {
 791       Matrix3 normalMatrix(modelViewMatrix);
 792       normalMatrix.Invert();
 793       normalMatrix.Transpose();
 794       WriteDefaultUniform(normalUniformInfo, *uboView, normalMatrix);
 795     }
 796
 797     Vector4        finalColor;                               ///< Applied renderer's opacity color
 798     const Vector4& color = node.GetRenderColor(bufferIndex); ///< Actor's original color
 799     if(mPremultipliedAlphaEnabled)
 800     {
 801       const float& alpha = color.a * mRenderDataProvider->GetOpacity(bufferIndex);
 802       finalColor         = Vector4(color.r * alpha, color.g * alpha, color.b * alpha, alpha);
 803     }
 804     else
 805     {
 806       finalColor = Vector4(color.r, color.g, color.b, color.a * mRenderDataProvider->GetOpacity(bufferIndex));
 807     }
 808     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::COLOR), *uboView, finalColor);
 809     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::ACTOR_COLOR), *uboView, color);
 810
 811     // Write uniforms from the uniform map
 812     FillUniformBuffer(*program, instruction, *uboView, bindings, uboOffset, bufferIndex, nodeIndex);
 813
 814     // Write uSize in the end, as it shouldn't be overridable by dynamic properties.
 815     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::SIZE), *uboView, size);
 816
 817     commandBuffer.BindUniformBuffers(*bindings);
 818   }
 819 }
 820
 821 template<class T>
 822 bool Renderer::WriteDefaultUniform(const Graphics::UniformInfo* uniformInfo, Render::UniformBufferView& ubo, const T& data)
 823 {
 824   if(uniformInfo && !uniformInfo->name.empty())
 825   {
 826     WriteUniform(ubo, *uniformInfo, data);
 827     return true;
 828   }
 829   return false;
 830 }
 831
 832 template<class T>
 833 void Renderer::WriteUniform(Render::UniformBufferView& ubo, const Graphics::UniformInfo& uniformInfo, const T& data)
 834 {
 835   WriteUniform(ubo, uniformInfo, &data, sizeof(T));
 836 }
 837
 838 void Renderer::WriteUniform(Render::UniformBufferView& ubo, const Graphics::UniformInfo& uniformInfo, const void* data, uint32_t size)
 839 {
 840   ubo.Write(data, size, ubo.GetOffset() + uniformInfo.offset);
 841 }
 842
 843 void Renderer::FillUniformBuffer(Program&                                      program,
 844                                  const SceneGraph::RenderInstruction&          instruction,
 845                                  Render::UniformBufferView&                    ubo,
 846                                  std::vector<Graphics::UniformBufferBinding>*& outBindings,
 847                                  uint32_t&                                     offset,
 848                                  BufferIndex                                   updateBufferIndex,
 849                                  std::size_t                                   nodeIndex)
 850 {
 851   auto& reflection = mGraphicsController->GetProgramReflection(program.GetGraphicsProgram());
 852   auto  uboCount   = reflection.GetUniformBlockCount();
 853
 854   // Setup bindings
 855   uint32_t dataOffset = offset;
 856   for(auto i = 0u; i < uboCount; ++i)
 857   {
 858     mUniformBufferBindings[i].dataSize = reflection.GetUniformBlockSize(i);
 859     mUniformBufferBindings[i].binding  = reflection.GetUniformBlockBinding(i);
 860
 861     dataOffset += GetUniformBufferDataAlignment(mUniformBufferBindings[i].dataSize);
 862     mUniformBufferBindings[i].buffer = ubo.GetBuffer(&mUniformBufferBindings[i].offset);
 863
 864     for(auto iter = mUniformIndexMaps[nodeIndex].begin(),
 865              end  = mUniformIndexMaps[nodeIndex].end();
 866         iter != end;
 867         ++iter)
 868     {
 869       auto& uniform    = *iter;
 870       int   arrayIndex = uniform.arrayIndex;
 871
 872       if(!uniform.uniformFunc)
 873       {
 874         auto uniformInfo  = Graphics::UniformInfo{};
 875         auto uniformFound = program.GetUniform(uniform.uniformName.GetStringView(),
 876                                                uniform.uniformNameHash,
 877                                                uniform.uniformNameHashNoArray,
 878                                                uniformInfo);
 879
 880         uniform.uniformOffset   = uniformInfo.offset;
 881         uniform.uniformLocation = uniformInfo.location;
 882
 883         if(uniformFound)
 884         {
 885           auto       dst      = ubo.GetOffset() + uniformInfo.offset;
 886           const auto typeSize = GetPropertyValueSizeForUniform((*iter).propertyValue->GetType());
 887           const auto dest     = dst + static_cast<uint32_t>(typeSize) * arrayIndex;
 888           const auto func     = GetPropertyValueGetter((*iter).propertyValue->GetType());
 889
 890           ubo.Write(&((*iter).propertyValue->*func)(updateBufferIndex),
 891                     typeSize,
 892                     dest);
 893
 894           uniform.uniformSize = typeSize;
 895           uniform.uniformFunc = func;
 896         }
 897       }
 898       else
 899       {
 900         auto       dst      = ubo.GetOffset() + uniform.uniformOffset;
 901         const auto typeSize = uniform.uniformSize;
 902         const auto dest     = dst + static_cast<uint32_t>(typeSize) * arrayIndex;
 903         const auto func     = uniform.uniformFunc;
 904
 905         ubo.Write(&((*iter).propertyValue->*func)(updateBufferIndex),
 906                   typeSize,
 907                   dest);
 908       }
 909     }
 910   }
 911   // write output bindings
 912   outBindings = &mUniformBufferBindings;
 913
 914   // Update offset
 915   offset = dataOffset;
 916 }
 917
 918 void Renderer::SetSortAttributes(SceneGraph::RenderInstructionProcessor::SortAttributes& sortAttributes) const
 919 {
 920   sortAttributes.shader   = &(mRenderDataProvider->GetShader());
 921   sortAttributes.geometry = mGeometry;
 922 }
 923
 924 void Renderer::SetShaderChanged(bool value)
 925 {
 926   mShaderChanged = value;
 927 }
 928
 929 bool Renderer::Updated(BufferIndex bufferIndex)
 930 {
 931   if(mRenderCallback || mShaderChanged || mGeometry->AttributesChanged() || mRenderDataProvider->IsUpdated())
 932   {
 933     return true;
 934   }
 935
 936   auto* textures = mRenderDataProvider->GetTextures();
 937   if(textures)
 938   {
 939     for(auto iter = textures->Begin(), end = textures->End(); iter < end; ++iter)
 940     {
 941       auto texture = *iter;
 942       if(texture && texture->Updated())
 943       {
 944         return true;
 945       }
 946     }
 947   }
 948   return false;
 949 }
 950
 951 Vector4 Renderer::GetVisualTransformedUpdateArea(BufferIndex bufferIndex, const Vector4& originalUpdateArea) const noexcept
 952 {
 953   return mRenderDataProvider->GetVisualTransformedUpdateArea(bufferIndex, originalUpdateArea);
 954 }
 955
 956 Graphics::Pipeline& Renderer::PrepareGraphicsPipeline(
 957   Program&                                             program,
 958   const Dali::Internal::SceneGraph::RenderInstruction& instruction,
 959   const SceneGraph::NodeDataProvider&                  node,
 960   bool                                                 blend)
 961 {
 962   // Prepare query info
 963   PipelineCacheQueryInfo queryInfo{};
 964   queryInfo.program               = &program;
 965   queryInfo.renderer              = this;
 966   queryInfo.geometry              = mGeometry;
 967   queryInfo.blendingEnabled       = blend;
 968   queryInfo.blendingOptions       = &mBlendingOptions;
 969   queryInfo.alphaPremultiplied    = mPremultipliedAlphaEnabled;
 970   queryInfo.cameraUsingReflection = instruction.GetCamera()->GetReflectionUsed();
 971
 972   queryInfo.GenerateHash();
 973
 974   // Reset old pipeline
 975   mPipelineCache->ResetPipeline(mPipeline);
 976
 977   // Find or generate new pipeline.
 978   auto pipelineResult = mPipelineCache->GetPipeline(queryInfo, true);
 979
 980   mPipeline = pipelineResult.level2;
 981
 982   // should be never null?
 983   return *pipelineResult.pipeline;
 984 }
 985
 986 void Renderer::SetRenderCallback(RenderCallback* callback)
 987 {
 988   mRenderCallback = callback;
 989 }
 990
 991 } // namespace Render
 992
 993 } // namespace Dali::Internal