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/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/pipeline-cache.h>
  29 #include <dali/internal/render/renderers/render-sampler.h>
  30 #include <dali/internal/render/renderers/render-texture.h>
  31 #include <dali/internal/render/renderers/render-vertex-buffer.h>
  32 #include <dali/internal/render/renderers/shader-cache.h>
  33 #include <dali/internal/render/renderers/uniform-buffer-view-pool.h>
  34 #include <dali/internal/render/renderers/uniform-buffer-view.h>
  35 #include <dali/internal/render/shaders/program.h>
  36 #include <dali/internal/render/shaders/render-shader.h>
  37 #include <dali/internal/update/common/uniform-map.h>
  38 #include <dali/public-api/signals/render-callback.h>
  39
  40 namespace Dali::Internal
  41 {
  42 namespace
  43 {
  44 // Helper to get the property value getter by type
  45 typedef const float& (PropertyInputImpl::*FuncGetter)(BufferIndex) const;
  46 constexpr FuncGetter GetPropertyValueGetter(Property::Type type)
  47 {
  48   switch(type)
  49   {
  50     case Property::BOOLEAN:
  51     {
  52       return FuncGetter(&PropertyInputImpl::GetBoolean);
  53     }
  54     case Property::INTEGER:
  55     {
  56       return FuncGetter(&PropertyInputImpl::GetInteger);
  57     }
  58     case Property::FLOAT:
  59     {
  60       return FuncGetter(&PropertyInputImpl::GetFloat);
  61     }
  62     case Property::VECTOR2:
  63     {
  64       return FuncGetter(&PropertyInputImpl::GetVector2);
  65     }
  66     case Property::VECTOR3:
  67     {
  68       return FuncGetter(&PropertyInputImpl::GetVector3);
  69     }
  70     case Property::VECTOR4:
  71     {
  72       return FuncGetter(&PropertyInputImpl::GetVector4);
  73     }
  74     case Property::MATRIX3:
  75     {
  76       return FuncGetter(&PropertyInputImpl::GetMatrix3);
  77     }
  78     case Property::MATRIX:
  79     {
  80       return FuncGetter(&PropertyInputImpl::GetMatrix);
  81     }
  82     default:
  83     {
  84       return nullptr;
  85     }
  86   }
  87 }
  88
  89 /**
  90  * Helper function that returns size of uniform datatypes based
  91  * on property type.
  92  */
  93 constexpr int GetPropertyValueSizeForUniform(Property::Type type)
  94 {
  95   switch(type)
  96   {
  97     case Property::Type::BOOLEAN:
  98     {
  99       return sizeof(bool);
 100     }
 101     case Property::Type::FLOAT:
 102     {
 103       return sizeof(float);
 104     }
 105     case Property::Type::INTEGER:
 106     {
 107       return sizeof(int);
 108     }
 109     case Property::Type::VECTOR2:
 110     {
 111       return sizeof(Vector2);
 112     }
 113     case Property::Type::VECTOR3:
 114     {
 115       return sizeof(Vector3);
 116     }
 117     case Property::Type::VECTOR4:
 118     {
 119       return sizeof(Vector4);
 120     }
 121     case Property::Type::MATRIX3:
 122     {
 123       return sizeof(Matrix3);
 124     }
 125     case Property::Type::MATRIX:
 126     {
 127       return sizeof(Matrix);
 128     }
 129     default:
 130     {
 131       return 0;
 132     }
 133   };
 134 }
 135
 136 /**
 137  * Helper function to calculate the correct alignment of data for uniform buffers
 138  * @param dataSize size of uniform buffer
 139  * @return aligned offset of data
 140  */
 141 inline uint32_t GetUniformBufferDataAlignment(uint32_t dataSize)
 142 {
 143   return ((dataSize / 256u) + ((dataSize % 256u) ? 1u : 0u)) * 256u;
 144 }
 145
 146 } // namespace
 147
 148 namespace Render
 149 {
 150 Renderer* Renderer::New(SceneGraph::RenderDataProvider* dataProvider,
 151                         Render::Geometry*               geometry,
 152                         uint32_t                        blendingBitmask,
 153                         const Vector4&                  blendColor,
 154                         FaceCullingMode::Type           faceCullingMode,
 155                         bool                            preMultipliedAlphaEnabled,
 156                         DepthWriteMode::Type            depthWriteMode,
 157                         DepthTestMode::Type             depthTestMode,
 158                         DepthFunction::Type             depthFunction,
 159                         StencilParameters&              stencilParameters)
 160 {
 161   return new Renderer(dataProvider, geometry, blendingBitmask, blendColor, faceCullingMode, preMultipliedAlphaEnabled, depthWriteMode, depthTestMode, depthFunction, stencilParameters);
 162 }
 163
 164 Renderer::Renderer(SceneGraph::RenderDataProvider* dataProvider,
 165                    Render::Geometry*               geometry,
 166                    uint32_t                        blendingBitmask,
 167                    const Vector4&                  blendColor,
 168                    FaceCullingMode::Type           faceCullingMode,
 169                    bool                            preMultipliedAlphaEnabled,
 170                    DepthWriteMode::Type            depthWriteMode,
 171                    DepthTestMode::Type             depthTestMode,
 172                    DepthFunction::Type             depthFunction,
 173                    StencilParameters&              stencilParameters)
 174 : mGraphicsController(nullptr),
 175   mRenderDataProvider(dataProvider),
 176   mGeometry(geometry),
 177   mProgramCache(nullptr),
 178   mUniformIndexMap(),
 179   mUniformsHash(),
 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   mUpdated(true)
 191 {
 192   if(blendingBitmask != 0u)
 193   {
 194     mBlendingOptions.SetBitmask(blendingBitmask);
 195   }
 196
 197   mBlendingOptions.SetBlendColor(blendColor);
 198 }
 199
 200 void Renderer::Initialize(Graphics::Controller& graphicsController, ProgramCache& programCache, Render::ShaderCache& shaderCache, Render::UniformBufferManager& uniformBufferManager, Render::PipelineCache& pipelineCache)
 201 {
 202   mGraphicsController   = &graphicsController;
 203   mProgramCache         = &programCache;
 204   mShaderCache          = &shaderCache;
 205   mUniformBufferManager = &uniformBufferManager;
 206   mPipelineCache        = &pipelineCache;
 207 }
 208
 209 Renderer::~Renderer() = default;
 210
 211 void Renderer::SetGeometry(Render::Geometry* geometry)
 212 {
 213   mGeometry = geometry;
 214   mUpdated  = true;
 215 }
 216 void Renderer::SetDrawCommands(Dali::DevelRenderer::DrawCommand* pDrawCommands, uint32_t size)
 217 {
 218   mDrawCommands.clear();
 219   mDrawCommands.insert(mDrawCommands.end(), pDrawCommands, pDrawCommands + size);
 220 }
 221
 222 void Renderer::BindTextures(Graphics::CommandBuffer& commandBuffer, Vector<Graphics::Texture*>& boundTextures)
 223 {
 224   uint32_t textureUnit = 0;
 225
 226   const Dali::Vector<Render::Texture*>* textures(mRenderDataProvider->GetTextures());
 227   const Dali::Vector<Render::Sampler*>* samplers(mRenderDataProvider->GetSamplers());
 228
 229   std::vector<Graphics::TextureBinding> textureBindings;
 230
 231   if(textures != nullptr)
 232   {
 233     const std::uint32_t texturesCount(static_cast<std::uint32_t>(textures->Count()));
 234     textureBindings.reserve(texturesCount);
 235
 236     for(uint32_t i = 0; i < texturesCount; ++i) // not expecting more than uint32_t of textures
 237     {
 238       if((*textures)[i] && (*textures)[i]->GetGraphicsObject())
 239       {
 240         Graphics::Texture* graphicsTexture = (*textures)[i]->GetGraphicsObject();
 241         // if the sampler exists,
 242         //   if it's default, delete the graphics object
 243         //   otherwise re-initialize it if dirty
 244
 245         const Graphics::Sampler* graphicsSampler = samplers ? ((*samplers)[i] ? (*samplers)[i]->GetGraphicsObject()
 246                                                                               : nullptr)
 247                                                             : nullptr;
 248
 249         boundTextures.PushBack(graphicsTexture);
 250         const Graphics::TextureBinding textureBinding{graphicsTexture, graphicsSampler, textureUnit};
 251         textureBindings.push_back(textureBinding);
 252
 253         ++textureUnit;
 254       }
 255     }
 256   }
 257
 258   if(!textureBindings.empty())
 259   {
 260     commandBuffer.BindTextures(textureBindings);
 261   }
 262 }
 263
 264 void Renderer::SetFaceCullingMode(FaceCullingMode::Type mode)
 265 {
 266   mFaceCullingMode = mode;
 267   mUpdated         = true;
 268 }
 269
 270 void Renderer::SetBlendingBitMask(uint32_t bitmask)
 271 {
 272   mBlendingOptions.SetBitmask(bitmask);
 273   mUpdated = true;
 274 }
 275
 276 void Renderer::SetBlendColor(const Vector4& color)
 277 {
 278   mBlendingOptions.SetBlendColor(color);
 279   mUpdated = true;
 280 }
 281
 282 void Renderer::SetIndexedDrawFirstElement(uint32_t firstElement)
 283 {
 284   mIndexedDrawFirstElement = firstElement;
 285   mUpdated                 = true;
 286 }
 287
 288 void Renderer::SetIndexedDrawElementsCount(uint32_t elementsCount)
 289 {
 290   mIndexedDrawElementsCount = elementsCount;
 291   mUpdated                  = true;
 292 }
 293
 294 void Renderer::EnablePreMultipliedAlpha(bool enable)
 295 {
 296   mPremultipliedAlphaEnabled = enable;
 297   mUpdated                   = true;
 298 }
 299
 300 void Renderer::SetDepthWriteMode(DepthWriteMode::Type depthWriteMode)
 301 {
 302   mDepthWriteMode = depthWriteMode;
 303   mUpdated        = true;
 304 }
 305
 306 void Renderer::SetDepthTestMode(DepthTestMode::Type depthTestMode)
 307 {
 308   mDepthTestMode = depthTestMode;
 309   mUpdated       = true;
 310 }
 311
 312 DepthWriteMode::Type Renderer::GetDepthWriteMode() const
 313 {
 314   return mDepthWriteMode;
 315 }
 316
 317 DepthTestMode::Type Renderer::GetDepthTestMode() const
 318 {
 319   return mDepthTestMode;
 320 }
 321
 322 void Renderer::SetDepthFunction(DepthFunction::Type depthFunction)
 323 {
 324   mDepthFunction = depthFunction;
 325   mUpdated       = true;
 326 }
 327
 328 DepthFunction::Type Renderer::GetDepthFunction() const
 329 {
 330   return mDepthFunction;
 331 }
 332
 333 void Renderer::SetRenderMode(RenderMode::Type renderMode)
 334 {
 335   mStencilParameters.renderMode = renderMode;
 336   mUpdated                      = true;
 337 }
 338
 339 RenderMode::Type Renderer::GetRenderMode() const
 340 {
 341   return mStencilParameters.renderMode;
 342 }
 343
 344 void Renderer::SetStencilFunction(StencilFunction::Type stencilFunction)
 345 {
 346   mStencilParameters.stencilFunction = stencilFunction;
 347   mUpdated                           = true;
 348 }
 349
 350 StencilFunction::Type Renderer::GetStencilFunction() const
 351 {
 352   return mStencilParameters.stencilFunction;
 353 }
 354
 355 void Renderer::SetStencilFunctionMask(int stencilFunctionMask)
 356 {
 357   mStencilParameters.stencilFunctionMask = stencilFunctionMask;
 358   mUpdated                               = true;
 359 }
 360
 361 int Renderer::GetStencilFunctionMask() const
 362 {
 363   return mStencilParameters.stencilFunctionMask;
 364 }
 365
 366 void Renderer::SetStencilFunctionReference(int stencilFunctionReference)
 367 {
 368   mStencilParameters.stencilFunctionReference = stencilFunctionReference;
 369   mUpdated                                    = true;
 370 }
 371
 372 int Renderer::GetStencilFunctionReference() const
 373 {
 374   return mStencilParameters.stencilFunctionReference;
 375 }
 376
 377 void Renderer::SetStencilMask(int stencilMask)
 378 {
 379   mStencilParameters.stencilMask = stencilMask;
 380   mUpdated                       = true;
 381 }
 382
 383 int Renderer::GetStencilMask() const
 384 {
 385   return mStencilParameters.stencilMask;
 386 }
 387
 388 void Renderer::SetStencilOperationOnFail(StencilOperation::Type stencilOperationOnFail)
 389 {
 390   mStencilParameters.stencilOperationOnFail = stencilOperationOnFail;
 391   mUpdated                                  = true;
 392 }
 393
 394 StencilOperation::Type Renderer::GetStencilOperationOnFail() const
 395 {
 396   return mStencilParameters.stencilOperationOnFail;
 397 }
 398
 399 void Renderer::SetStencilOperationOnZFail(StencilOperation::Type stencilOperationOnZFail)
 400 {
 401   mStencilParameters.stencilOperationOnZFail = stencilOperationOnZFail;
 402   mUpdated                                   = true;
 403 }
 404
 405 StencilOperation::Type Renderer::GetStencilOperationOnZFail() const
 406 {
 407   return mStencilParameters.stencilOperationOnZFail;
 408 }
 409
 410 void Renderer::SetStencilOperationOnZPass(StencilOperation::Type stencilOperationOnZPass)
 411 {
 412   mStencilParameters.stencilOperationOnZPass = stencilOperationOnZPass;
 413   mUpdated                                   = true;
 414 }
 415
 416 StencilOperation::Type Renderer::GetStencilOperationOnZPass() const
 417 {
 418   return mStencilParameters.stencilOperationOnZPass;
 419 }
 420
 421 void Renderer::Upload()
 422 {
 423   mGeometry->Upload(*mGraphicsController);
 424 }
 425
 426 bool Renderer::Render(Graphics::CommandBuffer&                             commandBuffer,
 427                       BufferIndex                                          bufferIndex,
 428                       const SceneGraph::NodeDataProvider&                  node,
 429                       const Matrix&                                        modelMatrix,
 430                       const Matrix&                                        modelViewMatrix,
 431                       const Matrix&                                        viewMatrix,
 432                       const Matrix&                                        projectionMatrix,
 433                       const Vector3&                                       size,
 434                       bool                                                 blend,
 435                       Vector<Graphics::Texture*>&                          boundTextures,
 436                       const Dali::Internal::SceneGraph::RenderInstruction& instruction,
 437                       uint32_t                                             queueIndex)
 438 {
 439   // Before doing anything test if the call happens in the right queue
 440   if(mDrawCommands.empty() && queueIndex > 0)
 441   {
 442     return false;
 443   }
 444
 445   // Check if there is render callback
 446   if(mRenderCallback)
 447   {
 448     Graphics::DrawNativeInfo info{};
 449     info.api      = Graphics::DrawNativeAPI::GLES;
 450     info.callback = &static_cast<Dali::CallbackBase&>(*mRenderCallback);
 451     info.userData = &mRenderCallbackInput;
 452     info.reserved = nullptr;
 453
 454     // pass render callback input
 455     mRenderCallbackInput.size       = size;
 456     mRenderCallbackInput.projection = projectionMatrix;
 457     Matrix::Multiply(mRenderCallbackInput.mvp, modelViewMatrix, projectionMatrix);
 458
 459     // submit draw
 460     commandBuffer.DrawNative(&info);
 461     return true;
 462   }
 463
 464   // Prepare commands
 465   std::vector<DevelRenderer::DrawCommand*> commands;
 466   for(auto& cmd : mDrawCommands)
 467   {
 468     if(cmd.queue == queueIndex)
 469     {
 470       commands.emplace_back(&cmd);
 471     }
 472   }
 473
 474   // Have commands but nothing to be drawn - abort
 475   if(!mDrawCommands.empty() && commands.empty())
 476   {
 477     return false;
 478   }
 479
 480   // Set blending mode
 481   if(!mDrawCommands.empty())
 482   {
 483     blend = (commands[0]->queue != DevelRenderer::RENDER_QUEUE_OPAQUE) && blend;
 484   }
 485
 486   // Create Program
 487   ShaderDataPtr shaderData = mRenderDataProvider->GetShader().GetShaderData();
 488
 489   Program* program = Program::New(*mProgramCache,
 490                                   shaderData,
 491                                   *mGraphicsController);
 492   if(!program)
 493   {
 494     DALI_LOG_ERROR("Failed to get program for shader at address %p.\n", reinterpret_cast<const void*>(&mRenderDataProvider->GetShader()));
 495     return false;
 496   }
 497
 498   // If program doesn't have Gfx program object assigned yet, prepare it.
 499   if(!program->GetGraphicsProgramPtr())
 500   {
 501     const std::vector<char>& vertShader   = shaderData->GetShaderForPipelineStage(Graphics::PipelineStage::VERTEX_SHADER);
 502     const std::vector<char>& fragShader   = shaderData->GetShaderForPipelineStage(Graphics::PipelineStage::FRAGMENT_SHADER);
 503     Dali::Graphics::Shader&  vertexShader = mShaderCache->GetShader(
 504       vertShader,
 505       Graphics::PipelineStage::VERTEX_SHADER,
 506       shaderData->GetSourceMode());
 507
 508     Dali::Graphics::Shader& fragmentShader = mShaderCache->GetShader(
 509       fragShader,
 510       Graphics::PipelineStage::FRAGMENT_SHADER,
 511       shaderData->GetSourceMode());
 512
 513     std::vector<Graphics::ShaderState> shaderStates{
 514       Graphics::ShaderState()
 515         .SetShader(vertexShader)
 516         .SetPipelineStage(Graphics::PipelineStage::VERTEX_SHADER),
 517       Graphics::ShaderState()
 518         .SetShader(fragmentShader)
 519         .SetPipelineStage(Graphics::PipelineStage::FRAGMENT_SHADER)};
 520
 521     auto createInfo = Graphics::ProgramCreateInfo();
 522     createInfo.SetShaderState(shaderStates);
 523     auto graphicsProgram = mGraphicsController->CreateProgram(createInfo, nullptr);
 524     program->SetGraphicsProgram(std::move(graphicsProgram));
 525   }
 526
 527   // Prepare the graphics pipeline. This may either re-use an existing pipeline or create a new one.
 528   auto& pipeline = PrepareGraphicsPipeline(*program, instruction, node, blend);
 529
 530   commandBuffer.BindPipeline(pipeline);
 531
 532   BindTextures(commandBuffer, boundTextures);
 533
 534   BuildUniformIndexMap(bufferIndex, node, size, *program);
 535
 536   WriteUniformBuffer(bufferIndex, commandBuffer, program, instruction, node, modelMatrix, modelViewMatrix, viewMatrix, projectionMatrix, size);
 537
 538   bool drawn = false; // Draw can fail if there are no vertex buffers or they haven't been uploaded yet
 539                       // @todo We should detect this case much earlier to prevent unnecessary work
 540
 541   if(mDrawCommands.empty())
 542   {
 543     drawn = mGeometry->Draw(*mGraphicsController, commandBuffer, mIndexedDrawFirstElement, mIndexedDrawElementsCount);
 544   }
 545   else
 546   {
 547     for(auto& cmd : commands)
 548     {
 549       mGeometry->Draw(*mGraphicsController, commandBuffer, cmd->firstIndex, cmd->elementCount);
 550     }
 551   }
 552
 553   mUpdated = false;
 554   return drawn;
 555 }
 556
 557 void Renderer::BuildUniformIndexMap(BufferIndex bufferIndex, const SceneGraph::NodeDataProvider& node, const Vector3& size, Program& program)
 558 {
 559   // Check if the map has changed
 560   DALI_ASSERT_DEBUG(mRenderDataProvider && "No Uniform map data provider available");
 561
 562   const SceneGraph::UniformMapDataProvider& uniformMapDataProvider = mRenderDataProvider->GetUniformMapDataProvider();
 563
 564   if(uniformMapDataProvider.GetUniformMapChanged(bufferIndex) ||
 565      node.GetUniformMapChanged(bufferIndex) ||
 566      mUniformIndexMap.Count() == 0 ||
 567      mShaderChanged)
 568   {
 569     // Reset shader pointer
 570     mShaderChanged = false;
 571
 572     const SceneGraph::CollectedUniformMap& uniformMap     = uniformMapDataProvider.GetUniformMap(bufferIndex);
 573     const SceneGraph::CollectedUniformMap& uniformMapNode = node.GetUniformMap(bufferIndex);
 574
 575     const uint32_t mapCount     = uniformMap.Count();
 576     const uint32_t mapNodeCount = uniformMapNode.Count();
 577
 578     mUniformIndexMap.Clear(); // Clear contents, but keep memory if we don't change size
 579     mUniformIndexMap.Resize(mapCount + mapNodeCount);
 580
 581     // Copy uniform map into mUniformIndexMap
 582     uint32_t mapIndex = 0;
 583     for(; mapIndex < mapCount; ++mapIndex)
 584     {
 585       mUniformIndexMap[mapIndex].propertyValue          = uniformMap[mapIndex].propertyPtr;
 586       mUniformIndexMap[mapIndex].uniformName            = uniformMap[mapIndex].uniformName;
 587       mUniformIndexMap[mapIndex].uniformNameHash        = uniformMap[mapIndex].uniformNameHash;
 588       mUniformIndexMap[mapIndex].uniformNameHashNoArray = uniformMap[mapIndex].uniformNameHashNoArray;
 589       mUniformIndexMap[mapIndex].arrayIndex             = uniformMap[mapIndex].arrayIndex;
 590     }
 591
 592     for(uint32_t nodeMapIndex = 0; nodeMapIndex < mapNodeCount; ++nodeMapIndex)
 593     {
 594       auto  hash = uniformMapNode[nodeMapIndex].uniformNameHash;
 595       auto& name = uniformMapNode[nodeMapIndex].uniformName;
 596       bool  found(false);
 597       for(uint32_t i = 0; i < mapCount; ++i)
 598       {
 599         if(mUniformIndexMap[i].uniformNameHash == hash &&
 600            mUniformIndexMap[i].uniformName == name)
 601         {
 602           mUniformIndexMap[i].propertyValue = uniformMapNode[nodeMapIndex].propertyPtr;
 603           found                             = true;
 604           break;
 605         }
 606       }
 607
 608       if(!found)
 609       {
 610         mUniformIndexMap[mapIndex].propertyValue          = uniformMapNode[nodeMapIndex].propertyPtr;
 611         mUniformIndexMap[mapIndex].uniformName            = uniformMapNode[nodeMapIndex].uniformName;
 612         mUniformIndexMap[mapIndex].uniformNameHash        = uniformMapNode[nodeMapIndex].uniformNameHash;
 613         mUniformIndexMap[mapIndex].uniformNameHashNoArray = uniformMapNode[nodeMapIndex].uniformNameHashNoArray;
 614         mUniformIndexMap[mapIndex].arrayIndex             = uniformMapNode[nodeMapIndex].arrayIndex;
 615         ++mapIndex;
 616       }
 617     }
 618
 619     mUniformIndexMap.Resize(mapIndex);
 620   }
 621 }
 622
 623 void Renderer::WriteUniformBuffer(
 624   BufferIndex                          bufferIndex,
 625   Graphics::CommandBuffer&             commandBuffer,
 626   Program*                             program,
 627   const SceneGraph::RenderInstruction& instruction,
 628   const SceneGraph::NodeDataProvider&  node,
 629   const Matrix&                        modelMatrix,
 630   const Matrix&                        modelViewMatrix,
 631   const Matrix&                        viewMatrix,
 632   const Matrix&                        projectionMatrix,
 633   const Vector3&                       size)
 634 {
 635   // Create the UBO
 636   uint32_t uboOffset{0u};
 637
 638   auto& reflection = mGraphicsController->GetProgramReflection(program->GetGraphicsProgram());
 639
 640   uint32_t uniformBlockAllocationBytes = program->GetUniformBlocksMemoryRequirements().totalSizeRequired;
 641
 642   // Create uniform buffer view from uniform buffer
 643   Graphics::UniquePtr<Render::UniformBufferView> uboView{nullptr};
 644   if(uniformBlockAllocationBytes)
 645   {
 646     auto uboPoolView = mUniformBufferManager->GetUniformBufferViewPool(bufferIndex);
 647     uboView          = uboPoolView->CreateUniformBufferView(uniformBlockAllocationBytes);
 648   }
 649
 650   // update the uniform buffer
 651   // pass shared UBO and offset, return new offset for next item to be used
 652   // don't process bindings if there are no uniform buffers allocated
 653   if(uboView)
 654   {
 655     auto uboCount = reflection.GetUniformBlockCount();
 656     mUniformBufferBindings.resize(uboCount);
 657
 658     std::vector<Graphics::UniformBufferBinding>* bindings{&mUniformBufferBindings};
 659
 660     mUniformBufferBindings[0].buffer = uboView->GetBuffer(&mUniformBufferBindings[0].offset);
 661
 662     // Write default uniforms
 663     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::MODEL_MATRIX), *uboView, modelMatrix);
 664     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::VIEW_MATRIX), *uboView, viewMatrix);
 665     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::PROJECTION_MATRIX), *uboView, projectionMatrix);
 666     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::MODEL_VIEW_MATRIX), *uboView, modelViewMatrix);
 667
 668     auto mvpUniformInfo = program->GetDefaultUniform(Program::DefaultUniformIndex::MVP_MATRIX);
 669     if(mvpUniformInfo && !mvpUniformInfo->name.empty())
 670     {
 671       Matrix modelViewProjectionMatrix(false);
 672       Matrix::Multiply(modelViewProjectionMatrix, modelViewMatrix, projectionMatrix);
 673       WriteDefaultUniform(mvpUniformInfo, *uboView, modelViewProjectionMatrix);
 674     }
 675
 676     auto normalUniformInfo = program->GetDefaultUniform(Program::DefaultUniformIndex::NORMAL_MATRIX);
 677     if(normalUniformInfo && !normalUniformInfo->name.empty())
 678     {
 679       Matrix3 normalMatrix(modelViewMatrix);
 680       normalMatrix.Invert();
 681       normalMatrix.Transpose();
 682       WriteDefaultUniform(normalUniformInfo, *uboView, normalMatrix);
 683     }
 684
 685     Vector4        finalColor;                               ///< Applied renderer's opacity color
 686     const Vector4& color = node.GetRenderColor(bufferIndex); ///< Actor's original color
 687     if(mPremultipliedAlphaEnabled)
 688     {
 689       const float& alpha = color.a * mRenderDataProvider->GetOpacity(bufferIndex);
 690       finalColor         = Vector4(color.r * alpha, color.g * alpha, color.b * alpha, alpha);
 691     }
 692     else
 693     {
 694       finalColor = Vector4(color.r, color.g, color.b, color.a * mRenderDataProvider->GetOpacity(bufferIndex));
 695     }
 696     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::COLOR), *uboView, finalColor);
 697     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::ACTOR_COLOR), *uboView, color);
 698
 699     // Write uniforms from the uniform map
 700     FillUniformBuffer(*program, instruction, *uboView, bindings, uboOffset, bufferIndex);
 701
 702     // Write uSize in the end, as it shouldn't be overridable by dynamic properties.
 703     WriteDefaultUniform(program->GetDefaultUniform(Program::DefaultUniformIndex::SIZE), *uboView, size);
 704
 705     commandBuffer.BindUniformBuffers(*bindings);
 706   }
 707 }
 708
 709 template<class T>
 710 bool Renderer::WriteDefaultUniform(const Graphics::UniformInfo* uniformInfo, Render::UniformBufferView& ubo, const T& data)
 711 {
 712   if(uniformInfo && !uniformInfo->name.empty())
 713   {
 714     WriteUniform(ubo, *uniformInfo, data);
 715     return true;
 716   }
 717   return false;
 718 }
 719
 720 template<class T>
 721 void Renderer::WriteUniform(Render::UniformBufferView& ubo, const Graphics::UniformInfo& uniformInfo, const T& data)
 722 {
 723   WriteUniform(ubo, uniformInfo, &data, sizeof(T));
 724 }
 725
 726 void Renderer::WriteUniform(Render::UniformBufferView& ubo, const Graphics::UniformInfo& uniformInfo, const void* data, uint32_t size)
 727 {
 728   ubo.Write(data, size, ubo.GetOffset() + uniformInfo.offset);
 729 }
 730
 731 void Renderer::FillUniformBuffer(Program&                                      program,
 732                                  const SceneGraph::RenderInstruction&          instruction,
 733                                  Render::UniformBufferView&                    ubo,
 734                                  std::vector<Graphics::UniformBufferBinding>*& outBindings,
 735                                  uint32_t&                                     offset,
 736                                  BufferIndex                                   updateBufferIndex)
 737 {
 738   auto& reflection = mGraphicsController->GetProgramReflection(program.GetGraphicsProgram());
 739   auto  uboCount   = reflection.GetUniformBlockCount();
 740
 741   // Setup bindings
 742   uint32_t dataOffset = offset;
 743   for(auto i = 0u; i < uboCount; ++i)
 744   {
 745     mUniformBufferBindings[i].dataSize = reflection.GetUniformBlockSize(i);
 746     mUniformBufferBindings[i].binding  = reflection.GetUniformBlockBinding(i);
 747
 748     dataOffset += GetUniformBufferDataAlignment(mUniformBufferBindings[i].dataSize);
 749     mUniformBufferBindings[i].buffer = ubo.GetBuffer(&mUniformBufferBindings[i].offset);
 750
 751     for(UniformIndexMappings::Iterator iter = mUniformIndexMap.Begin(),
 752                                        end  = mUniformIndexMap.End();
 753         iter != end;
 754         ++iter)
 755     {
 756       auto& uniform    = *iter;
 757       int   arrayIndex = uniform.arrayIndex;
 758
 759       if(!uniform.uniformFunc)
 760       {
 761         auto uniformInfo  = Graphics::UniformInfo{};
 762         auto uniformFound = program.GetUniform(uniform.uniformName.GetStringView(),
 763                                                uniform.uniformNameHash,
 764                                                uniform.uniformNameHashNoArray,
 765                                                uniformInfo);
 766
 767         uniform.uniformOffset   = uniformInfo.offset;
 768         uniform.uniformLocation = uniformInfo.location;
 769
 770         if(uniformFound)
 771         {
 772           auto       dst      = ubo.GetOffset() + uniformInfo.offset;
 773           const auto typeSize = GetPropertyValueSizeForUniform((*iter).propertyValue->GetType());
 774           const auto dest     = dst + static_cast<uint32_t>(typeSize) * arrayIndex;
 775           const auto func     = GetPropertyValueGetter((*iter).propertyValue->GetType());
 776
 777           ubo.Write(&((*iter).propertyValue->*func)(updateBufferIndex),
 778                     typeSize,
 779                     dest);
 780
 781           uniform.uniformSize = typeSize;
 782           uniform.uniformFunc = func;
 783         }
 784       }
 785       else
 786       {
 787         auto       dst      = ubo.GetOffset() + uniform.uniformOffset;
 788         const auto typeSize = uniform.uniformSize;
 789         const auto dest     = dst + static_cast<uint32_t>(typeSize) * arrayIndex;
 790         const auto func     = uniform.uniformFunc;
 791
 792         ubo.Write(&((*iter).propertyValue->*func)(updateBufferIndex),
 793                   typeSize,
 794                   dest);
 795       }
 796     }
 797   }
 798   // write output bindings
 799   outBindings = &mUniformBufferBindings;
 800
 801   // Update offset
 802   offset = dataOffset;
 803 }
 804
 805 void Renderer::SetSortAttributes(SceneGraph::RenderInstructionProcessor::SortAttributes& sortAttributes) const
 806 {
 807   sortAttributes.shader   = &(mRenderDataProvider->GetShader());
 808   sortAttributes.geometry = mGeometry;
 809 }
 810
 811 void Renderer::SetShaderChanged(bool value)
 812 {
 813   mShaderChanged = value;
 814 }
 815
 816 bool Renderer::Updated(BufferIndex bufferIndex, const SceneGraph::NodeDataProvider* node)
 817 {
 818   if(mUpdated)
 819   {
 820     mUpdated = false;
 821     return true;
 822   }
 823
 824   if(mRenderCallback || mShaderChanged || mGeometry->AttributesChanged())
 825   {
 826     return true;
 827   }
 828
 829   auto* textures = mRenderDataProvider->GetTextures();
 830   if(textures)
 831   {
 832     for(auto iter = textures->Begin(), end = textures->End(); iter < end; ++iter)
 833     {
 834       auto texture = *iter;
 835       if(texture && texture->IsNativeImage())
 836       {
 837         return true;
 838       }
 839     }
 840   }
 841
 842   uint64_t                               hash           = 0xc70f6907UL;
 843   const SceneGraph::CollectedUniformMap& uniformMapNode = node->GetUniformMap(bufferIndex);
 844   for(const auto& uniformProperty : uniformMapNode)
 845   {
 846     hash = uniformProperty.propertyPtr->Hash(bufferIndex, hash);
 847   }
 848
 849   const SceneGraph::UniformMapDataProvider& uniformMapDataProvider = mRenderDataProvider->GetUniformMapDataProvider();
 850   const SceneGraph::CollectedUniformMap&    uniformMap             = uniformMapDataProvider.GetUniformMap(bufferIndex);
 851   for(const auto& uniformProperty : uniformMap)
 852   {
 853     hash = uniformProperty.propertyPtr->Hash(bufferIndex, hash);
 854   }
 855
 856   if(mUniformsHash != hash)
 857   {
 858     mUniformsHash = hash;
 859     return true;
 860   }
 861
 862   return false;
 863 }
 864
 865 Graphics::Pipeline& Renderer::PrepareGraphicsPipeline(
 866   Program&                                             program,
 867   const Dali::Internal::SceneGraph::RenderInstruction& instruction,
 868   const SceneGraph::NodeDataProvider&                  node,
 869   bool                                                 blend)
 870 {
 871   if(mGeometry->AttributesChanged())
 872   {
 873     mUpdated = true;
 874   }
 875
 876   // Prepare query info
 877   PipelineCacheQueryInfo queryInfo{};
 878   queryInfo.program               = &program;
 879   queryInfo.renderer              = this;
 880   queryInfo.geometry              = mGeometry;
 881   queryInfo.blendingEnabled       = blend;
 882   queryInfo.blendingOptions       = &mBlendingOptions;
 883   queryInfo.alphaPremultiplied    = mPremultipliedAlphaEnabled;
 884   queryInfo.cameraUsingReflection = instruction.GetCamera()->GetReflectionUsed();
 885
 886   auto pipelineResult = mPipelineCache->GetPipeline(queryInfo, true);
 887
 888   // should be never null?
 889   return *pipelineResult.pipeline;
 890 }
 891
 892 void Renderer::SetRenderCallback(RenderCallback* callback)
 893 {
 894   mRenderCallback = callback;
 895 }
 896
 897 } // namespace Render
 898
 899 } // namespace Dali::Internal