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

   1 /*
   2  * Copyright (c) 2022 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/event/rendering/texture-impl.h>
  27 #include <dali/internal/render/common/render-instruction.h>
  28 #include <dali/internal/render/data-providers/node-data-provider.h>
  29 #include <dali/internal/render/data-providers/uniform-map-data-provider.h>
  30 #include <dali/internal/render/renderers/pipeline-cache.h>
  31 #include <dali/internal/render/renderers/render-sampler.h>
  32 #include <dali/internal/render/renderers/render-texture.h>
  33 #include <dali/internal/render/renderers/render-vertex-buffer.h>
  34 #include <dali/internal/render/renderers/shader-cache.h>
  35 #include <dali/internal/render/renderers/uniform-buffer-view-pool.h>
  36 #include <dali/internal/render/renderers/uniform-buffer-view.h>
  37 #include <dali/internal/render/shaders/program.h>
  38 #include <dali/internal/render/shaders/render-shader.h>
  39 #include <dali/internal/update/common/uniform-map.h>
  40 #include <dali/public-api/signals/render-callback.h>
  41
  42 namespace Dali::Internal
  43 {
  44 namespace
  45 {
  46 // Helper to get the property value getter by type
  47 typedef const float& (PropertyInputImpl::*FuncGetter)(BufferIndex) const;
  48 constexpr FuncGetter GetPropertyValueGetter(Property::Type type)
  49 {
  50   switch(type)
  51   {
  52     case Property::BOOLEAN:
  53     {
  54       return FuncGetter(&PropertyInputImpl::GetBoolean);
  55     }
  56     case Property::INTEGER:
  57     {
  58       return FuncGetter(&PropertyInputImpl::GetInteger);
  59     }
  60     case Property::FLOAT:
  61     {
  62       return FuncGetter(&PropertyInputImpl::GetFloat);
  63     }
  64     case Property::VECTOR2:
  65     {
  66       return FuncGetter(&PropertyInputImpl::GetVector2);
  67     }
  68     case Property::VECTOR3:
  69     {
  70       return FuncGetter(&PropertyInputImpl::GetVector3);
  71     }
  72     case Property::VECTOR4:
  73     {
  74       return FuncGetter(&PropertyInputImpl::GetVector4);
  75     }
  76     case Property::MATRIX3:
  77     {
  78       return FuncGetter(&PropertyInputImpl::GetMatrix3);
  79     }
  80     case Property::MATRIX:
  81     {
  82       return FuncGetter(&PropertyInputImpl::GetMatrix);
  83     }
  84     default:
  85     {
  86       return nullptr;
  87     }
  88   }
  89 }
  90
  91 /**
  92  * Helper function that returns size of uniform datatypes based
  93  * on property type.
  94  */
  95 constexpr int GetPropertyValueSizeForUniform(Property::Type type)
  96 {
  97   switch(type)
  98   {
  99     case Property::Type::BOOLEAN:
 100     {
 101       return sizeof(bool);
 102     }
 103     case Property::Type::FLOAT:
 104     {
 105       return sizeof(float);
 106     }
 107     case Property::Type::INTEGER:
 108     {
 109       return sizeof(int);
 110     }
 111     case Property::Type::VECTOR2:
 112     {
 113       return sizeof(Vector2);
 114     }
 115     case Property::Type::VECTOR3:
 116     {
 117       return sizeof(Vector3);
 118     }
 119     case Property::Type::VECTOR4:
 120     {
 121       return sizeof(Vector4);
 122     }
 123     case Property::Type::MATRIX3:
 124     {
 125       return sizeof(Matrix3);
 126     }
 127     case Property::Type::MATRIX:
 128     {
 129       return sizeof(Matrix);
 130     }
 131     default:
 132     {
 133       return 0;
 134     }
 135   };
 136 }
 137
 138 /**
 139  * Helper function to calculate the correct alignment of data for uniform buffers
 140  * @param dataSize size of uniform buffer
 141  * @return aligned offset of data
 142  */
 143 inline uint32_t GetUniformBufferDataAlignment(uint32_t dataSize)
 144 {
 145   return ((dataSize / 256u) + ((dataSize % 256u) ? 1u : 0u)) * 256u;
 146 }
 147
 148 } // namespace
 149
 150 namespace Render
 151 {
 152 Renderer* Renderer::New(SceneGraph::RenderDataProvider* dataProvider,
 153                         Render::Geometry*               geometry,
 154                         uint32_t                        blendingBitmask,
 155                         const Vector4&                  blendColor,
 156                         FaceCullingMode::Type           faceCullingMode,
 157                         bool                            preMultipliedAlphaEnabled,
 158                         DepthWriteMode::Type            depthWriteMode,
 159                         DepthTestMode::Type             depthTestMode,
 160                         DepthFunction::Type             depthFunction,
 161                         StencilParameters&              stencilParameters)
 162 {
 163   return new Renderer(dataProvider, geometry, blendingBitmask, blendColor, faceCullingMode, preMultipliedAlphaEnabled, depthWriteMode, depthTestMode, depthFunction, stencilParameters);
 164 }
 165
 166 Renderer::Renderer(SceneGraph::RenderDataProvider* dataProvider,
 167                    Render::Geometry*               geometry,
 168                    uint32_t                        blendingBitmask,
 169                    const Vector4&                  blendColor,
 170                    FaceCullingMode::Type           faceCullingMode,
 171                    bool                            preMultipliedAlphaEnabled,
 172                    DepthWriteMode::Type            depthWriteMode,
 173                    DepthTestMode::Type             depthTestMode,
 174                    DepthFunction::Type             depthFunction,
 175                    StencilParameters&              stencilParameters)
 176 : mGraphicsController(nullptr),
 177   mRenderDataProvider(dataProvider),
 178   mGeometry(geometry),
 179   mProgramCache(nullptr),
 180   mStencilParameters(stencilParameters),
 181   mBlendingOptions(),
 182   mIndexedDrawFirstElement(0),
 183   mIndexedDrawElementsCount(0),
 184   mDepthFunction(depthFunction),
 185   mFaceCullingMode(faceCullingMode),
 186   mDepthWriteMode(depthWriteMode),
 187   mDepthTestMode(depthTestMode),
 188   mPremultipliedAlphaEnabled(preMultipliedAlphaEnabled),
 189   mShaderChanged(false)
 190 {
 191   if(blendingBitmask != 0u)
 192   {
 193     mBlendingOptions.SetBitmask(blendingBitmask);
 194   }
 195
 196   mBlendingOptions.SetBlendColor(blendColor);
 197 }
 198
 199 void Renderer::Initialize(Graphics::Controller& graphicsController, ProgramCache& programCache, Render::ShaderCache& shaderCache, Render::UniformBufferManager& uniformBufferManager, Render::PipelineCache& pipelineCache)
 200 {
 201   mGraphicsController   = &graphicsController;
 202   mProgramCache         = &programCache;
 203   mShaderCache          = &shaderCache;
 204   mUniformBufferManager = &uniformBufferManager;
 205   mPipelineCache        = &pipelineCache;
 206 }
 207
 208 Renderer::~Renderer() = default;
 209
 210 void Renderer::SetGeometry(Render::Geometry* geometry)
 211 {
 212   mGeometry = geometry;
 213 }
 214 void Renderer::SetDrawCommands(Dali::DevelRenderer::DrawCommand* pDrawCommands, uint32_t size)
 215 {
 216   mDrawCommands.clear();
 217   mDrawCommands.insert(mDrawCommands.end(), pDrawCommands, pDrawCommands + size);
 218 }
 219
 220 void Renderer::BindTextures(Graphics::CommandBuffer& commandBuffer, Vector<Graphics::Texture*>& boundTextures)
 221 {
 222   uint32_t textureUnit = 0;
 223
 224   const Dali::Vector<Render::Texture*>* textures(mRenderDataProvider->GetTextures());
 225   const Dali::Vector<Render::Sampler*>* samplers(mRenderDataProvider->GetSamplers());
 226
 227   std::vector<Graphics::TextureBinding> textureBindings;
 228
 229   if(textures != nullptr)
 230   {
 231     const std::uint32_t texturesCount(static_cast<std::uint32_t>(textures->Count()));
 232     textureBindings.reserve(texturesCount);
 233
 234     for(uint32_t i = 0; i < texturesCount; ++i) // not expecting more than uint32_t of textures
 235     {
 236       if((*textures)[i] && (*textures)[i]->GetGraphicsObject())
 237       {
 238         Graphics::Texture* graphicsTexture = (*textures)[i]->GetGraphicsObject();
 239         // if the sampler exists,
 240         //   if it's default, delete the graphics object
 241         //   otherwise re-initialize it if dirty
 242
 243         const Graphics::Sampler* graphicsSampler = samplers ? ((*samplers)[i] ? (*samplers)[i]->GetGraphicsObject()
 244                                                                               : nullptr)
 245                                                             : nullptr;
 246
 247         boundTextures.PushBack(graphicsTexture);
 248         const Graphics::TextureBinding textureBinding{graphicsTexture, graphicsSampler, textureUnit};
 249         textureBindings.push_back(textureBinding);
 250
 251         ++textureUnit;
 252       }
 253     }
 254   }
 255
 256   if(!textureBindings.empty())
 257   {
 258     commandBuffer.BindTextures(textureBindings);
 259   }
 260 }
 261
 262 void Renderer::SetFaceCullingMode(FaceCullingMode::Type mode)
 263 {
 264   mFaceCullingMode = mode;
 265 }
 266
 267 void Renderer::SetBlendingBitMask(uint32_t bitmask)
 268 {
 269   mBlendingOptions.SetBitmask(bitmask);
 270 }
 271
 272 void Renderer::SetBlendColor(const Vector4& color)
 273 {
 274   mBlendingOptions.SetBlendColor(color);
 275 }
 276
 277 void Renderer::SetIndexedDrawFirstElement(uint32_t firstElement)
 278 {
 279   mIndexedDrawFirstElement = firstElement;
 280 }
 281
 282 void Renderer::SetIndexedDrawElementsCount(uint32_t elementsCount)
 283 {
 284   mIndexedDrawElementsCount = elementsCount;
 285 }
 286
 287 void Renderer::EnablePreMultipliedAlpha(bool enable)
 288 {
 289   mPremultipliedAlphaEnabled = enable;
 290 }
 291
 292 void Renderer::SetDepthWriteMode(DepthWriteMode::Type depthWriteMode)
 293 {
 294   mDepthWriteMode = depthWriteMode;
 295 }
 296
 297 void Renderer::SetDepthTestMode(DepthTestMode::Type depthTestMode)
 298 {
 299   mDepthTestMode = depthTestMode;
 300 }
 301
 302 DepthWriteMode::Type Renderer::GetDepthWriteMode() const
 303 {
 304   return mDepthWriteMode;
 305 }
 306
 307 DepthTestMode::Type Renderer::GetDepthTestMode() const
 308 {
 309   return mDepthTestMode;
 310 }
 311
 312 void Renderer::SetDepthFunction(DepthFunction::Type depthFunction)
 313 {
 314   mDepthFunction = depthFunction;
 315 }
 316
 317 DepthFunction::Type Renderer::GetDepthFunction() const
 318 {
 319   return mDepthFunction;
 320 }
 321
 322 void Renderer::SetRenderMode(RenderMode::Type renderMode)
 323 {
 324   mStencilParameters.renderMode = renderMode;
 325 }
 326
 327 RenderMode::Type Renderer::GetRenderMode() const
 328 {
 329   return mStencilParameters.renderMode;
 330 }
 331
 332 void Renderer::SetStencilFunction(StencilFunction::Type stencilFunction)
 333 {
 334   mStencilParameters.stencilFunction = stencilFunction;
 335 }
 336
 337 StencilFunction::Type Renderer::GetStencilFunction() const
 338 {
 339   return mStencilParameters.stencilFunction;
 340 }
 341
 342 void Renderer::SetStencilFunctionMask(int stencilFunctionMask)
 343 {
 344   mStencilParameters.stencilFunctionMask = stencilFunctionMask;
 345 }
 346
 347 int Renderer::GetStencilFunctionMask() const
 348 {
 349   return mStencilParameters.stencilFunctionMask;
 350 }
 351
 352 void Renderer::SetStencilFunctionReference(int stencilFunctionReference)
 353 {
 354   mStencilParameters.stencilFunctionReference = stencilFunctionReference;
 355 }
 356
 357 int Renderer::GetStencilFunctionReference() const
 358 {
 359   return mStencilParameters.stencilFunctionReference;
 360 }
 361
 362 void Renderer::SetStencilMask(int stencilMask)
 363 {
 364   mStencilParameters.stencilMask = stencilMask;
 365 }
 366
 367 int Renderer::GetStencilMask() const
 368 {
 369   return mStencilParameters.stencilMask;
 370 }
 371
 372 void Renderer::SetStencilOperationOnFail(StencilOperation::Type stencilOperationOnFail)
 373 {
 374   mStencilParameters.stencilOperationOnFail = stencilOperationOnFail;
 375 }
 376
 377 StencilOperation::Type Renderer::GetStencilOperationOnFail() const
 378 {
 379   return mStencilParameters.stencilOperationOnFail;
 380 }
 381
 382 void Renderer::SetStencilOperationOnZFail(StencilOperation::Type stencilOperationOnZFail)
 383 {
 384   mStencilParameters.stencilOperationOnZFail = stencilOperationOnZFail;
 385 }
 386
 387 StencilOperation::Type Renderer::GetStencilOperationOnZFail() const
 388 {
 389   return mStencilParameters.stencilOperationOnZFail;
 390 }
 391
 392 void Renderer::SetStencilOperationOnZPass(StencilOperation::Type stencilOperationOnZPass)
 393 {
 394   mStencilParameters.stencilOperationOnZPass = stencilOperationOnZPass;
 395 }
 396
 397 StencilOperation::Type Renderer::GetStencilOperationOnZPass() const
 398 {
 399   return mStencilParameters.stencilOperationOnZPass;
 400 }
 401
 402 void Renderer::Upload()
 403 {
 404   mGeometry->Upload(*mGraphicsController);
 405 }
 406
 407 bool Renderer::Render(Graphics::CommandBuffer&                             commandBuffer,
 408                       BufferIndex                                          bufferIndex,
 409                       const SceneGraph::NodeDataProvider&                  node,
 410                       const Matrix&                                        modelMatrix,
 411                       const Matrix&                                        modelViewMatrix,
 412                       const Matrix&                                        viewMatrix,
 413                       const Matrix&                                        projectionMatrix,
 414                       const Vector3&                                       size,
 415                       bool                                                 blend,
 416                       Vector<Graphics::Texture*>&                          boundTextures,
 417                       const Dali::Internal::SceneGraph::RenderInstruction& instruction,
 418                       uint32_t                                             queueIndex)
 419 {
 420   // Before doing anything test if the call happens in the right queue
 421   if(mDrawCommands.empty() && queueIndex > 0)
 422   {
 423     return false;
 424   }
 425
 426   // Check if there is render callback
 427   if(mRenderCallback)
 428   {
 429     Graphics::DrawNativeInfo info{};
 430     info.api      = Graphics::DrawNativeAPI::GLES;
 431     info.callback = &static_cast<Dali::CallbackBase&>(*mRenderCallback);
 432     info.userData = &mRenderCallbackInput;
 433
 434     // Set storage for the context to be used
 435     info.glesNativeInfo.eglSharedContextStoragePointer = &mRenderCallbackInput.eglContext;
 436     info.reserved                                      = nullptr;
 437
 438     auto& textureResources = mRenderCallback->GetTextureResources();
 439
 440     if(!textureResources.empty())
 441     {
 442       mRenderCallbackTextureBindings.clear();
 443       mRenderCallbackInput.textureBindings.resize(textureResources.size());
 444       auto i = 0u;
 445       for(auto& texture : textureResources)
 446       {
 447         auto& textureImpl     = GetImplementation(texture);
 448         auto  graphicsTexture = textureImpl.GetRenderObject()->GetGraphicsObject();
 449
 450         auto properties = mGraphicsController->GetTextureProperties(*graphicsTexture);
 451
 452         mRenderCallbackTextureBindings.emplace_back(graphicsTexture);
 453         mRenderCallbackInput.textureBindings[i++] = properties.nativeHandle;
 454       }
 455       info.textureCount = mRenderCallbackTextureBindings.size();
 456       info.textureList  = mRenderCallbackTextureBindings.data();
 457     }
 458
 459     // pass render callback input
 460     mRenderCallbackInput.size       = size;
 461     mRenderCallbackInput.projection = projectionMatrix;
 462
 463     MatrixUtils::Multiply(mRenderCallbackInput.mvp, modelViewMatrix, projectionMatrix);
 464
 465     // submit draw
 466     commandBuffer.DrawNative(&info);
 467     return true;
 468   }
 469
 470   // Prepare commands
 471   std::vector<DevelRenderer::DrawCommand*> commands;
 472   for(auto& cmd : mDrawCommands)
 473   {
 474     if(cmd.queue == queueIndex)
 475     {
 476       commands.emplace_back(&cmd);
 477     }
 478   }
 479
 480   // Have commands but nothing to be drawn - abort
 481   if(!mDrawCommands.empty() && commands.empty())
 482   {
 483     return false;
 484   }
 485
 486   // Set blending mode
 487   if(!mDrawCommands.empty())
 488   {
 489     blend = (commands[0]->queue != DevelRenderer::RENDER_QUEUE_OPAQUE) && blend;
 490   }
 491
 492   // Create Program
 493   ShaderDataPtr shaderData = mRenderDataProvider->GetShader().GetShaderData();
 494
 495   Program* program = Program::New(*mProgramCache,
 496                                   shaderData,
 497                                   *mGraphicsController);
 498   if(!program)
 499   {
 500     DALI_LOG_ERROR("Failed to get program for shader at address %p.\n", reinterpret_cast<const void*>(&mRenderDataProvider->GetShader()));
 501     return false;
 502   }
 503
 504   // If program doesn't have Gfx program object assigned yet, prepare it.
 505   if(!program->GetGraphicsProgramPtr())
 506   {
 507     const std::vector<char>& vertShader   = shaderData->GetShaderForPipelineStage(Graphics::PipelineStage::VERTEX_SHADER);
 508     const std::vector<char>& fragShader   = shaderData->GetShaderForPipelineStage(Graphics::PipelineStage::FRAGMENT_SHADER);
 509     Dali::Graphics::Shader&  vertexShader = mShaderCache->GetShader(
 510       vertShader,
 511       Graphics::PipelineStage::VERTEX_SHADER,
 512       shaderData->GetSourceMode());
 513
 514     Dali::Graphics::Shader& fragmentShader = mShaderCache->GetShader(
 515       fragShader,
 516       Graphics::PipelineStage::FRAGMENT_SHADER,
 517       shaderData->GetSourceMode());
 518
 519     std::vector<Graphics::ShaderState> shaderStates{
 520       Graphics::ShaderState()
 521         .SetShader(vertexShader)
 522         .SetPipelineStage(Graphics::PipelineStage::VERTEX_SHADER),
 523       Graphics::ShaderState()
 524         .SetShader(fragmentShader)
 525         .SetPipelineStage(Graphics::PipelineStage::FRAGMENT_SHADER)};
 526
 527     auto createInfo = Graphics::ProgramCreateInfo();
 528     createInfo.SetShaderState(shaderStates);
 529     auto graphicsProgram = mGraphicsController->CreateProgram(createInfo, nullptr);
 530     program->SetGraphicsProgram(std::move(graphicsProgram));
 531   }
 532
 533   // Prepare the graphics pipeline. This may either re-use an existing pipeline or create a new one.
 534   auto& pipeline = PrepareGraphicsPipeline(*program, instruction, node, blend);
 535
 536   commandBuffer.BindPipeline(pipeline);
 537
 538   BindTextures(commandBuffer, boundTextures);
 539
 540   std::size_t nodeIndex = BuildUniformIndexMap(bufferIndex, node, size, *program);
 541
 542   WriteUniformBuffer(bufferIndex, commandBuffer, program, instruction, node, modelMatrix, modelViewMatrix, viewMatrix, projectionMatrix, size, nodeIndex);
 543
 544   bool drawn = false; // Draw can fail if there are no vertex buffers or they haven't been uploaded yet
 545                       // @todo We should detect this case much earlier to prevent unnecessary work
 546
 547   if(mDrawCommands.empty())
 548   {
 549     drawn = mGeometry->Draw(*mGraphicsController, commandBuffer, mIndexedDrawFirstElement, mIndexedDrawElementsCount);
 550   }
 551   else
 552   {
 553     for(auto& cmd : commands)
 554     {
 555       mGeometry->Draw(*mGraphicsController, commandBuffer, cmd->firstIndex, cmd->elementCount);
 556     }
 557   }
 558
 559   return drawn;
 560 }
 561
 562 std::size_t Renderer::BuildUniformIndexMap(BufferIndex bufferIndex, const SceneGraph::NodeDataProvider& node, const Vector3& size, Program& program)
 563 {
 564   // Check if the map has changed
 565   DALI_ASSERT_DEBUG(mRenderDataProvider && "No Uniform map data provider available");
 566
 567   const SceneGraph::UniformMapDataProvider& uniformMapDataProvider = mRenderDataProvider->GetUniformMapDataProvider();
 568   const SceneGraph::CollectedUniformMap&    uniformMap             = uniformMapDataProvider.GetCollectedUniformMap();
 569   const SceneGraph::UniformMap&             uniformMapNode         = node.GetNodeUniformMap();
 570
 571   bool updateMaps;
 572
 573   // Usual case is to only have 1 node, however we do allow multiple nodes to reuse the same
 574   // renderer, so we have to cache uniform map per render item (node / renderer pair).
 575
 576   // Specially, if node don't have uniformMap, we mark nodePtr as nullptr.
 577   // So, all nodes without uniformMap will share same UniformIndexMap, contains only render data providers.
 578   const auto nodePtr = uniformMapNode.Count() ? &node : nullptr;
 579
 580   const auto nodeChangeCounter          = nodePtr ? uniformMapNode.GetChangeCounter() : 0;
 581   const auto renderItemMapChangeCounter = uniformMap.GetChangeCounter();
 582
 583   auto iter = std::find_if(mNodeIndexMap.begin(), mNodeIndexMap.end(), [nodePtr](RenderItemLookup& element) { return element.node == nodePtr; });
 584
 585   std::size_t renderItemMapIndex;
 586   if(iter == mNodeIndexMap.end())
 587   {
 588     renderItemMapIndex = mUniformIndexMaps.size();
 589     RenderItemLookup renderItemLookup;
 590     renderItemLookup.node                       = nodePtr;
 591     renderItemLookup.index                      = renderItemMapIndex;
 592     renderItemLookup.nodeChangeCounter          = nodeChangeCounter;
 593     renderItemLookup.renderItemMapChangeCounter = renderItemMapChangeCounter;
 594     mNodeIndexMap.emplace_back(renderItemLookup);
 595
 596     updateMaps = true;
 597     mUniformIndexMaps.resize(mUniformIndexMaps.size() + 1);
 598   }
 599   else
 600   {
 601     renderItemMapIndex = iter->index;
 602
 603     updateMaps = (nodeChangeCounter != iter->nodeChangeCounter) ||
 604                  (renderItemMapChangeCounter != iter->renderItemMapChangeCounter) ||
 605                  (mUniformIndexMaps[renderItemMapIndex].size() == 0);
 606
 607     iter->nodeChangeCounter          = nodeChangeCounter;
 608     iter->renderItemMapChangeCounter = renderItemMapChangeCounter;
 609   }
 610
 611   if(updateMaps || mShaderChanged)
 612   {
 613     // Reset shader pointer
 614     mShaderChanged = false;
 615
 616     const uint32_t mapCount     = uniformMap.Count();
 617     const uint32_t mapNodeCount = uniformMapNode.Count();
 618
 619     mUniformIndexMaps[renderItemMapIndex].clear(); // Clear contents, but keep memory if we don't change size
 620     mUniformIndexMaps[renderItemMapIndex].resize(mapCount + mapNodeCount);
 621
 622     // Copy uniform map into mUniformIndexMap
 623     uint32_t mapIndex = 0;
 624     for(; mapIndex < mapCount; ++mapIndex)
 625     {
 626       mUniformIndexMaps[renderItemMapIndex][mapIndex].propertyValue          = uniformMap.mUniformMap[mapIndex].propertyPtr;
 627       mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformName            = uniformMap.mUniformMap[mapIndex].uniformName;
 628       mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformNameHash        = uniformMap.mUniformMap[mapIndex].uniformNameHash;
 629       mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformNameHashNoArray = uniformMap.mUniformMap[mapIndex].uniformNameHashNoArray;
 630       mUniformIndexMaps[renderItemMapIndex][mapIndex].arrayIndex             = uniformMap.mUniformMap[mapIndex].arrayIndex;
 631     }
 632
 633     for(uint32_t nodeMapIndex = 0; nodeMapIndex < mapNodeCount; ++nodeMapIndex)
 634     {
 635       auto  hash = uniformMapNode[nodeMapIndex].uniformNameHash;
 636       auto& name = uniformMapNode[nodeMapIndex].uniformName;
 637       bool  found(false);
 638       for(uint32_t i = 0; i < mapCount; ++i)
 639       {
 640         if(mUniformIndexMaps[renderItemMapIndex][i].uniformNameHash == hash &&
 641            mUniformIndexMaps[renderItemMapIndex][i].uniformName == name)
 642         {
 643           mUniformIndexMaps[renderItemMapIndex][i].propertyValue = uniformMapNode[nodeMapIndex].propertyPtr;
 644           found                                                  = true;
 645           break;
 646         }
 647       }
 648
 649       if(!found)
 650       {
 651         mUniformIndexMaps[renderItemMapIndex][mapIndex].propertyValue          = uniformMapNode[nodeMapIndex].propertyPtr;
 652         mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformName            = uniformMapNode[nodeMapIndex].uniformName;
 653         mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformNameHash        = uniformMapNode[nodeMapIndex].uniformNameHash;
 654         mUniformIndexMaps[renderItemMapIndex][mapIndex].uniformNameHashNoArray = uniformMapNode[nodeMapIndex].uniformNameHashNoArray;
 655         mUniformIndexMaps[renderItemMapIndex][mapIndex].arrayIndex             = uniformMapNode[nodeMapIndex].arrayIndex;
 656         ++mapIndex;
 657       }
 658     }
 659
 660     mUniformIndexMaps[renderItemMapIndex].resize(mapIndex);
 661   }
 662   return renderItemMapIndex;
 663 }
 664
 665 void Renderer::WriteUniformBuffer(
 666   BufferIndex                          bufferIndex,
 667   Graphics::CommandBuffer&             commandBuffer,
 668   Program*                             program,
 669   const SceneGraph::RenderInstruction& instruction,
 670   const SceneGraph::NodeDataProvider&  node,
 671   const Matrix&                        modelMatrix,
 672   const Matrix&                        modelViewMatrix,
 673   const Matrix&                        viewMatrix,
 674   const Matrix&                        projectionMatrix,
 675   const Vector3&                       size,
 676   std::size_t                          nodeIndex)
 677 {
 678   // Create the UBO
 679   uint32_t uboOffset{0u};
 680
 681   auto& reflection = mGraphicsController->GetProgramReflection(program->GetGraphicsProgram());
 682
 683   uint32_t uniformBlockAllocationBytes = program->GetUniformBlocksMemoryRequirements().totalSizeRequired;
 684
 685   // Create uniform buffer view from uniform buffer
 686   Graphics::UniquePtr<Render::UniformBufferView> uboView{nullptr};
 687   if(uniformBlockAllocationBytes)
 688   {
 689     auto uboPoolView = mUniformBufferManager->GetUniformBufferViewPool(bufferIndex);
 690     uboView          = uboPoolView->CreateUniformBufferView(uniformBlockAllocationBytes);
 691   }
 692
 693   // update the uniform buffer
 694   // pass shared UBO and offset, return new offset for next item to be used
 695   // don't process bindings if there are no uniform buffers allocated
 696   if(uboView)
 697   {
 698     auto uboCount = reflection.GetUniformBlockCount();
 699     mUniformBufferBindings.resize(uboCount);
 700
 701     std::vector<Graphics::UniformBufferBinding>* bindings{&mUniformBufferBindings};
 702
 703     mUniformBufferBindings[0].buffer = uboView->GetBuffer(&mUniformBufferBindings[0].offset);
 704
 705     // Write default uniforms
 706     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::MODEL_MATRIX), *uboView, modelMatrix);
 707     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::VIEW_MATRIX), *uboView, viewMatrix);
 708     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::PROJECTION_MATRIX), *uboView, projectionMatrix);
 709     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::MODEL_VIEW_MATRIX), *uboView, modelViewMatrix);
 710
 711     auto mvpUniformInfo = program->GetDefaultUniform(Program::DefaultUniformIndex::MVP_MATRIX);
 712     if(mvpUniformInfo && !mvpUniformInfo->name.empty())
 713     {
 714       Matrix modelViewProjectionMatrix(false);
 715       MatrixUtils::Multiply(modelViewProjectionMatrix, modelViewMatrix, projectionMatrix);
 716       WriteDefaultUniform(mvpUniformInfo, *uboView, modelViewProjectionMatrix);
 717     }
 718
 719     auto normalUniformInfo = program->GetDefaultUniform(Program::DefaultUniformIndex::NORMAL_MATRIX);
 720     if(normalUniformInfo && !normalUniformInfo->name.empty())
 721     {
 722       Matrix3 normalMatrix(modelViewMatrix);
 723       normalMatrix.Invert();
 724       normalMatrix.Transpose();
 725       WriteDefaultUniform(normalUniformInfo, *uboView, normalMatrix);
 726     }
 727
 728     Vector4        finalColor;                               ///< Applied renderer's opacity color
 729     const Vector4& color = node.GetRenderColor(bufferIndex); ///< Actor's original color
 730     if(mPremultipliedAlphaEnabled)
 731     {
 732       const float& alpha = color.a * mRenderDataProvider->GetOpacity(bufferIndex);
 733       finalColor         = Vector4(color.r * alpha, color.g * alpha, color.b * alpha, alpha);
 734     }
 735     else
 736     {
 737       finalColor = Vector4(color.r, color.g, color.b, color.a * mRenderDataProvider->GetOpacity(bufferIndex));
 738     }
 739     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::COLOR), *uboView, finalColor);
 740     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::ACTOR_COLOR), *uboView, color);
 741
 742     // Write uniforms from the uniform map
 743     FillUniformBuffer(*program, instruction, *uboView, bindings, uboOffset, bufferIndex, nodeIndex);
 744
 745     // Write uSize in the end, as it shouldn't be overridable by dynamic properties.
 746     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::SIZE), *uboView, size);
 747
 748     commandBuffer.BindUniformBuffers(*bindings);
 749   }
 750 }
 751
 752 template<class T>
 753 bool Renderer::WriteDefaultUniform(const Graphics::UniformInfo* uniformInfo, Render::UniformBufferView& ubo, const T& data)
 754 {
 755   if(uniformInfo && !uniformInfo->name.empty())
 756   {
 757     WriteUniform(ubo, *uniformInfo, data);
 758     return true;
 759   }
 760   return false;
 761 }
 762
 763 template<class T>
 764 void Renderer::WriteUniform(Render::UniformBufferView& ubo, const Graphics::UniformInfo& uniformInfo, const T& data)
 765 {
 766   WriteUniform(ubo, uniformInfo, &data, sizeof(T));
 767 }
 768
 769 void Renderer::WriteUniform(Render::UniformBufferView& ubo, const Graphics::UniformInfo& uniformInfo, const void* data, uint32_t size)
 770 {
 771   ubo.Write(data, size, ubo.GetOffset() + uniformInfo.offset);
 772 }
 773
 774 void Renderer::FillUniformBuffer(Program&                                      program,
 775                                  const SceneGraph::RenderInstruction&          instruction,
 776                                  Render::UniformBufferView&                    ubo,
 777                                  std::vector<Graphics::UniformBufferBinding>*& outBindings,
 778                                  uint32_t&                                     offset,
 779                                  BufferIndex                                   updateBufferIndex,
 780                                  std::size_t                                   nodeIndex)
 781 {
 782   auto& reflection = mGraphicsController->GetProgramReflection(program.GetGraphicsProgram());
 783   auto  uboCount   = reflection.GetUniformBlockCount();
 784
 785   // Setup bindings
 786   uint32_t dataOffset = offset;
 787   for(auto i = 0u; i < uboCount; ++i)
 788   {
 789     mUniformBufferBindings[i].dataSize = reflection.GetUniformBlockSize(i);
 790     mUniformBufferBindings[i].binding  = reflection.GetUniformBlockBinding(i);
 791
 792     dataOffset += GetUniformBufferDataAlignment(mUniformBufferBindings[i].dataSize);
 793     mUniformBufferBindings[i].buffer = ubo.GetBuffer(&mUniformBufferBindings[i].offset);
 794
 795     for(auto iter = mUniformIndexMaps[nodeIndex].begin(),
 796              end  = mUniformIndexMaps[nodeIndex].end();
 797         iter != end;
 798         ++iter)
 799     {
 800       auto& uniform    = *iter;
 801       int   arrayIndex = uniform.arrayIndex;
 802
 803       if(!uniform.uniformFunc)
 804       {
 805         auto uniformInfo  = Graphics::UniformInfo{};
 806         auto uniformFound = program.GetUniform(uniform.uniformName.GetStringView(),
 807                                                uniform.uniformNameHash,
 808                                                uniform.uniformNameHashNoArray,
 809                                                uniformInfo);
 810
 811         uniform.uniformOffset   = uniformInfo.offset;
 812         uniform.uniformLocation = uniformInfo.location;
 813
 814         if(uniformFound)
 815         {
 816           auto       dst      = ubo.GetOffset() + uniformInfo.offset;
 817           const auto typeSize = GetPropertyValueSizeForUniform((*iter).propertyValue->GetType());
 818           const auto dest     = dst + static_cast<uint32_t>(typeSize) * arrayIndex;
 819           const auto func     = GetPropertyValueGetter((*iter).propertyValue->GetType());
 820
 821           ubo.Write(&((*iter).propertyValue->*func)(updateBufferIndex),
 822                     typeSize,
 823                     dest);
 824
 825           uniform.uniformSize = typeSize;
 826           uniform.uniformFunc = func;
 827         }
 828       }
 829       else
 830       {
 831         auto       dst      = ubo.GetOffset() + uniform.uniformOffset;
 832         const auto typeSize = uniform.uniformSize;
 833         const auto dest     = dst + static_cast<uint32_t>(typeSize) * arrayIndex;
 834         const auto func     = uniform.uniformFunc;
 835
 836         ubo.Write(&((*iter).propertyValue->*func)(updateBufferIndex),
 837                   typeSize,
 838                   dest);
 839       }
 840     }
 841   }
 842   // write output bindings
 843   outBindings = &mUniformBufferBindings;
 844
 845   // Update offset
 846   offset = dataOffset;
 847 }
 848
 849 void Renderer::SetSortAttributes(SceneGraph::RenderInstructionProcessor::SortAttributes& sortAttributes) const
 850 {
 851   sortAttributes.shader   = &(mRenderDataProvider->GetShader());
 852   sortAttributes.geometry = mGeometry;
 853 }
 854
 855 void Renderer::SetShaderChanged(bool value)
 856 {
 857   mShaderChanged = value;
 858 }
 859
 860 bool Renderer::Updated(BufferIndex bufferIndex)
 861 {
 862   if(mRenderCallback || mShaderChanged || mGeometry->AttributesChanged() || mRenderDataProvider->IsUpdated())
 863   {
 864     return true;
 865   }
 866
 867   auto* textures = mRenderDataProvider->GetTextures();
 868   if(textures)
 869   {
 870     for(auto iter = textures->Begin(), end = textures->End(); iter < end; ++iter)
 871     {
 872       auto texture = *iter;
 873       if(texture && texture->Updated())
 874       {
 875         return true;
 876       }
 877     }
 878   }
 879   return false;
 880 }
 881
 882 Vector4 Renderer::GetVisualTransformedUpdateArea(BufferIndex bufferIndex, const Vector4& originalUpdateArea) const noexcept
 883 {
 884   return mRenderDataProvider->GetVisualTransformedUpdateArea(bufferIndex, originalUpdateArea);
 885 }
 886
 887 Graphics::Pipeline& Renderer::PrepareGraphicsPipeline(
 888   Program&                                             program,
 889   const Dali::Internal::SceneGraph::RenderInstruction& instruction,
 890   const SceneGraph::NodeDataProvider&                  node,
 891   bool                                                 blend)
 892 {
 893   // Prepare query info
 894   PipelineCacheQueryInfo queryInfo{};
 895   queryInfo.program               = &program;
 896   queryInfo.renderer              = this;
 897   queryInfo.geometry              = mGeometry;
 898   queryInfo.blendingEnabled       = blend;
 899   queryInfo.blendingOptions       = &mBlendingOptions;
 900   queryInfo.alphaPremultiplied    = mPremultipliedAlphaEnabled;
 901   queryInfo.cameraUsingReflection = instruction.GetCamera()->GetReflectionUsed();
 902
 903   auto pipelineResult = mPipelineCache->GetPipeline(queryInfo, true);
 904
 905   // should be never null?
 906   return *pipelineResult.pipeline;
 907 }
 908
 909 void Renderer::SetRenderCallback(RenderCallback* callback)
 910 {
 911   mRenderCallback = callback;
 912 }
 913
 914 } // namespace Render
 915
 916 } // namespace Dali::Internal