dali/internal/update/rendering/scene-graph-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 // CLASS HEADER
  18 #include "scene-graph-renderer.h"
  19
  20 // INTERNAL INCLUDES
  21 #include <dali/internal/common/blending-options.h>
  22 #include <dali/internal/common/internal-constants.h>
  23 #include <dali/internal/common/memory-pool-object-allocator.h>
  24 #include <dali/internal/event/rendering/decorated-visual-renderer-impl.h> // For DecoratedVisualRenderer::AnimatableDecoratedVisualProperties
  25 #include <dali/internal/render/data-providers/node-data-provider.h>
  26 #include <dali/internal/render/data-providers/render-data-provider.h>
  27 #include <dali/internal/render/queue/render-queue.h>
  28 #include <dali/internal/render/renderers/render-geometry.h>
  29 #include <dali/internal/render/shaders/program.h>
  30 #include <dali/internal/render/shaders/render-shader.h>
  31 #include <dali/internal/update/controllers/render-message-dispatcher.h>
  32 #include <dali/internal/update/controllers/scene-controller.h>
  33 #include <dali/internal/update/nodes/node.h>
  34 #include <dali/internal/update/rendering/scene-graph-texture-set.h>
  35
  36 #include <dali/integration-api/debug.h>
  37
  38 namespace Dali
  39 {
  40 namespace Internal
  41 {
  42 namespace SceneGraph
  43 {
  44 namespace // unnamed namespace
  45 {
  46 #ifdef DEBUG_ENABLED
  47 Debug::Filter* gSceneGraphRendererLogFilter = Debug::Filter::New(Debug::NoLogging, false, "LOG_SG_RENDERER");
  48 #endif
  49
  50 //Memory pool used to allocate new renderers. Memory used by this pool will be released when shutting down DALi
  51 MemoryPoolObjectAllocator<Renderer> gRendererMemoryPool;
  52
  53 // Flags for re-sending data to renderer.
  54 enum Flags
  55 {
  56   RESEND_GEOMETRY                    = 1 << 0,
  57   RESEND_FACE_CULLING_MODE           = 1 << 1,
  58   RESEND_BLEND_COLOR                 = 1 << 2,
  59   RESEND_BLEND_BIT_MASK              = 1 << 3,
  60   RESEND_PREMULTIPLIED_ALPHA         = 1 << 4,
  61   RESEND_INDEXED_DRAW_FIRST_ELEMENT  = 1 << 5,
  62   RESEND_INDEXED_DRAW_ELEMENTS_COUNT = 1 << 6,
  63   RESEND_DEPTH_WRITE_MODE            = 1 << 7,
  64   RESEND_DEPTH_TEST_MODE             = 1 << 8,
  65   RESEND_DEPTH_FUNCTION              = 1 << 9,
  66   RESEND_RENDER_MODE                 = 1 << 10,
  67   RESEND_STENCIL_FUNCTION            = 1 << 11,
  68   RESEND_STENCIL_FUNCTION_MASK       = 1 << 12,
  69   RESEND_STENCIL_FUNCTION_REFERENCE  = 1 << 13,
  70   RESEND_STENCIL_MASK                = 1 << 14,
  71   RESEND_STENCIL_OPERATION_ON_FAIL   = 1 << 15,
  72   RESEND_STENCIL_OPERATION_ON_Z_FAIL = 1 << 16,
  73   RESEND_STENCIL_OPERATION_ON_Z_PASS = 1 << 17,
  74   RESEND_WRITE_TO_COLOR_BUFFER       = 1 << 18,
  75   RESEND_SHADER                      = 1 << 19,
  76   RESEND_DRAW_COMMANDS               = 1 << 20,
  77   RESEND_SET_RENDER_CALLBACK         = 1 << 21
  78 };
  79
  80 } // Anonymous namespace
  81
  82 Renderer* Renderer::New()
  83 {
  84   return new(gRendererMemoryPool.AllocateRawThreadSafe()) Renderer();
  85 }
  86
  87 Renderer::Renderer()
  88 : mSceneController(nullptr),
  89   mRenderer(nullptr),
  90   mTextureSet(nullptr),
  91   mGeometry(nullptr),
  92   mShader(nullptr),
  93   mBlendColor(nullptr),
  94   mStencilParameters(RenderMode::AUTO, StencilFunction::ALWAYS, 0xFF, 0x00, 0xFF, StencilOperation::KEEP, StencilOperation::KEEP, StencilOperation::KEEP),
  95   mIndexedDrawFirstElement(0u),
  96   mIndexedDrawElementsCount(0u),
  97   mBlendBitmask(0u),
  98   mResendFlag(0u),
  99   mDepthFunction(DepthFunction::LESS),
 100   mFaceCullingMode(FaceCullingMode::NONE),
 101   mBlendMode(BlendMode::AUTO),
 102   mDepthWriteMode(DepthWriteMode::AUTO),
 103   mDepthTestMode(DepthTestMode::AUTO),
 104   mRenderingBehavior(DevelRenderer::Rendering::IF_REQUIRED),
 105   mUpdateDecay(Renderer::Decay::INITIAL),
 106   mRegenerateUniformMap(false),
 107   mPremultipledAlphaEnabled(false),
 108   mDirtyFlag(true),
 109   mOpacity(1.0f),
 110   mDepthIndex(0)
 111 {
 112   // Observe our own PropertyOwner's uniform map.
 113   AddUniformMapObserver(*this);
 114 }
 115
 116 Renderer::~Renderer()
 117 {
 118   if(mShader)
 119   {
 120     mShader->RemoveUniformMapObserver(*this);
 121     mShader = nullptr;
 122   }
 123 }
 124
 125 void Renderer::operator delete(void* ptr)
 126 {
 127   gRendererMemoryPool.FreeThreadSafe(static_cast<Renderer*>(ptr));
 128 }
 129
 130 bool Renderer::PrepareRender(BufferIndex updateBufferIndex)
 131 {
 132   bool rendererUpdated = mResendFlag || mRenderingBehavior == DevelRenderer::Rendering::CONTINUOUSLY || mUpdateDecay > 0;
 133
 134   if(mUniformMapChangeCounter != mUniformMaps.GetChangeCounter())
 135   {
 136     // The map has changed since the last time we checked.
 137     rendererUpdated          = true;
 138     mRegenerateUniformMap    = true;
 139     mUpdateDecay             = Renderer::Decay::INITIAL; // Render at least twice if the map has changed/actor has been added
 140     mUniformMapChangeCounter = mUniformMaps.GetChangeCounter();
 141   }
 142   if(mUpdateDecay > 0)
 143   {
 144     mUpdateDecay = static_cast<Renderer::Decay>(static_cast<int>(mUpdateDecay) - 1);
 145   }
 146
 147   if(mResendFlag != 0)
 148   {
 149     if(mResendFlag & RESEND_GEOMETRY)
 150     {
 151       typedef MessageValue1<Render::Renderer, Render::Geometry*> DerivedType;
 152       uint32_t*                                                  slot = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 153       new(slot) DerivedType(mRenderer, &Render::Renderer::SetGeometry, mGeometry);
 154     }
 155
 156     if(mResendFlag & RESEND_DRAW_COMMANDS)
 157     {
 158       using DerivedType = MessageValue2<Render::Renderer, Dali::DevelRenderer::DrawCommand*, uint32_t>;
 159       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 160       new(slot) DerivedType(mRenderer, &Render::Renderer::SetDrawCommands, mDrawCommands.data(), mDrawCommands.size());
 161     }
 162
 163     if(mResendFlag & RESEND_FACE_CULLING_MODE)
 164     {
 165       using DerivedType = MessageValue1<Render::Renderer, FaceCullingMode::Type>;
 166       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 167       new(slot) DerivedType(mRenderer, &Render::Renderer::SetFaceCullingMode, mFaceCullingMode);
 168     }
 169
 170     if(mResendFlag & RESEND_BLEND_BIT_MASK)
 171     {
 172       using DerivedType = MessageValue1<Render::Renderer, uint32_t>;
 173       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 174       new(slot) DerivedType(mRenderer, &Render::Renderer::SetBlendingBitMask, mBlendBitmask);
 175     }
 176
 177     if(mResendFlag & RESEND_BLEND_COLOR)
 178     {
 179       using DerivedType = MessageValue1<Render::Renderer, Vector4>;
 180       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 181       new(slot) DerivedType(mRenderer, &Render::Renderer::SetBlendColor, GetBlendColor());
 182     }
 183
 184     if(mResendFlag & RESEND_PREMULTIPLIED_ALPHA)
 185     {
 186       using DerivedType = MessageValue1<Render::Renderer, bool>;
 187       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 188       new(slot) DerivedType(mRenderer, &Render::Renderer::EnablePreMultipliedAlpha, mPremultipledAlphaEnabled);
 189     }
 190
 191     if(mResendFlag & RESEND_INDEXED_DRAW_FIRST_ELEMENT)
 192     {
 193       using DerivedType = MessageValue1<Render::Renderer, uint32_t>;
 194       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 195       new(slot) DerivedType(mRenderer, &Render::Renderer::SetIndexedDrawFirstElement, mIndexedDrawFirstElement);
 196     }
 197
 198     if(mResendFlag & RESEND_INDEXED_DRAW_ELEMENTS_COUNT)
 199     {
 200       using DerivedType = MessageValue1<Render::Renderer, uint32_t>;
 201       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 202       new(slot) DerivedType(mRenderer, &Render::Renderer::SetIndexedDrawElementsCount, mIndexedDrawElementsCount);
 203     }
 204
 205     if(mResendFlag & RESEND_DEPTH_WRITE_MODE)
 206     {
 207       using DerivedType = MessageValue1<Render::Renderer, DepthWriteMode::Type>;
 208       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 209       new(slot) DerivedType(mRenderer, &Render::Renderer::SetDepthWriteMode, mDepthWriteMode);
 210     }
 211
 212     if(mResendFlag & RESEND_DEPTH_TEST_MODE)
 213     {
 214       using DerivedType = MessageValue1<Render::Renderer, DepthTestMode::Type>;
 215       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 216       new(slot) DerivedType(mRenderer, &Render::Renderer::SetDepthTestMode, mDepthTestMode);
 217     }
 218
 219     if(mResendFlag & RESEND_DEPTH_FUNCTION)
 220     {
 221       using DerivedType = MessageValue1<Render::Renderer, DepthFunction::Type>;
 222       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 223       new(slot) DerivedType(mRenderer, &Render::Renderer::SetDepthFunction, mDepthFunction);
 224     }
 225
 226     if(mResendFlag & RESEND_RENDER_MODE)
 227     {
 228       using DerivedType = MessageValue1<Render::Renderer, RenderMode::Type>;
 229       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 230       new(slot) DerivedType(mRenderer, &Render::Renderer::SetRenderMode, mStencilParameters.renderMode);
 231     }
 232
 233     if(mResendFlag & RESEND_STENCIL_FUNCTION)
 234     {
 235       using DerivedType = MessageValue1<Render::Renderer, StencilFunction::Type>;
 236       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 237       new(slot) DerivedType(mRenderer, &Render::Renderer::SetStencilFunction, mStencilParameters.stencilFunction);
 238     }
 239
 240     if(mResendFlag & RESEND_STENCIL_FUNCTION_MASK)
 241     {
 242       using DerivedType = MessageValue1<Render::Renderer, int>;
 243       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 244       new(slot) DerivedType(mRenderer, &Render::Renderer::SetStencilFunctionMask, mStencilParameters.stencilFunctionMask);
 245     }
 246
 247     if(mResendFlag & RESEND_STENCIL_FUNCTION_REFERENCE)
 248     {
 249       using DerivedType = MessageValue1<Render::Renderer, int>;
 250       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 251       new(slot) DerivedType(mRenderer, &Render::Renderer::SetStencilFunctionReference, mStencilParameters.stencilFunctionReference);
 252     }
 253
 254     if(mResendFlag & RESEND_STENCIL_MASK)
 255     {
 256       using DerivedType = MessageValue1<Render::Renderer, int>;
 257       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 258       new(slot) DerivedType(mRenderer, &Render::Renderer::SetStencilMask, mStencilParameters.stencilMask);
 259     }
 260
 261     if(mResendFlag & RESEND_STENCIL_OPERATION_ON_FAIL)
 262     {
 263       using DerivedType = MessageValue1<Render::Renderer, StencilOperation::Type>;
 264       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 265       new(slot) DerivedType(mRenderer, &Render::Renderer::SetStencilOperationOnFail, mStencilParameters.stencilOperationOnFail);
 266     }
 267
 268     if(mResendFlag & RESEND_STENCIL_OPERATION_ON_Z_FAIL)
 269     {
 270       using DerivedType = MessageValue1<Render::Renderer, StencilOperation::Type>;
 271       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 272       new(slot) DerivedType(mRenderer, &Render::Renderer::SetStencilOperationOnZFail, mStencilParameters.stencilOperationOnZFail);
 273     }
 274
 275     if(mResendFlag & RESEND_STENCIL_OPERATION_ON_Z_PASS)
 276     {
 277       using DerivedType = MessageValue1<Render::Renderer, StencilOperation::Type>;
 278       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 279       new(slot) DerivedType(mRenderer, &Render::Renderer::SetStencilOperationOnZPass, mStencilParameters.stencilOperationOnZPass);
 280     }
 281
 282     if(mResendFlag & RESEND_SHADER)
 283     {
 284       using DerivedType = MessageValue1<Render::Renderer, bool>;
 285       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 286       new(slot) DerivedType(mRenderer, &Render::Renderer::SetShaderChanged, true);
 287     }
 288
 289     if(mResendFlag & RESEND_SET_RENDER_CALLBACK)
 290     {
 291       using DerivedType = MessageValue1<Render::Renderer, Dali::RenderCallback*>;
 292       uint32_t* slot    = mSceneController->GetRenderQueue().ReserveMessageSlot(updateBufferIndex, sizeof(DerivedType));
 293       new(slot) DerivedType(mRenderer, &Render::Renderer::SetRenderCallback, mRenderCallback);
 294     }
 295
 296     SetUpdated(true);
 297
 298     mResendFlag = 0;
 299   }
 300
 301   // Ensure collected map is up to date
 302   UpdateUniformMap(updateBufferIndex);
 303
 304   return rendererUpdated;
 305 }
 306
 307 void Renderer::SetTextures(TextureSet* textureSet)
 308 {
 309   DALI_ASSERT_DEBUG(textureSet != NULL && "Texture set pointer is NULL");
 310
 311   mTextureSet = textureSet;
 312
 313   mDirtyFlag = true;
 314   SetUpdated(true);
 315 }
 316
 317 const Vector<Render::Texture*>* Renderer::GetTextures() const
 318 {
 319   return mTextureSet ? &(mTextureSet->GetTextures()) : nullptr;
 320 }
 321
 322 const Vector<Render::Sampler*>* Renderer::GetSamplers() const
 323 {
 324   return mTextureSet ? &(mTextureSet->GetSamplers()) : nullptr;
 325 }
 326
 327 void Renderer::SetShader(Shader* shader)
 328 {
 329   DALI_ASSERT_DEBUG(shader != NULL && "Shader pointer is NULL");
 330
 331   if(mShader)
 332   {
 333     mShader->RemoveUniformMapObserver(*this);
 334   }
 335
 336   mShader = shader;
 337   mShader->AddUniformMapObserver(*this);
 338   mRegenerateUniformMap = true;
 339   mResendFlag |= RESEND_GEOMETRY | RESEND_SHADER;
 340   mDirtyFlag = true;
 341 }
 342
 343 void Renderer::SetGeometry(Render::Geometry* geometry)
 344 {
 345   DALI_ASSERT_DEBUG(geometry != NULL && "Geometry pointer is NULL");
 346   mGeometry = geometry;
 347
 348   if(mRenderer)
 349   {
 350     mResendFlag |= RESEND_GEOMETRY;
 351   }
 352 }
 353
 354 void Renderer::SetDepthIndex(int depthIndex)
 355 {
 356   mDepthIndex = depthIndex;
 357
 358   mDirtyFlag = true;
 359   SetUpdated(true);
 360 }
 361
 362 void Renderer::SetFaceCullingMode(FaceCullingMode::Type faceCullingMode)
 363 {
 364   mFaceCullingMode = faceCullingMode;
 365   mResendFlag |= RESEND_FACE_CULLING_MODE;
 366 }
 367
 368 FaceCullingMode::Type Renderer::GetFaceCullingMode() const
 369 {
 370   return mFaceCullingMode;
 371 }
 372
 373 void Renderer::SetBlendMode(BlendMode::Type blendingMode)
 374 {
 375   mBlendMode = blendingMode;
 376
 377   mDirtyFlag = true;
 378   SetUpdated(true);
 379 }
 380
 381 BlendMode::Type Renderer::GetBlendMode() const
 382 {
 383   return mBlendMode;
 384 }
 385
 386 void Renderer::SetBlendingOptions(uint32_t options)
 387 {
 388   if(mBlendBitmask != options)
 389   {
 390     mBlendBitmask = options;
 391     mResendFlag |= RESEND_BLEND_BIT_MASK;
 392     mDirtyFlag = true;
 393   }
 394 }
 395
 396 uint32_t Renderer::GetBlendingOptions() const
 397 {
 398   return mBlendBitmask;
 399 }
 400
 401 void Renderer::SetBlendColor(const Vector4& blendColor)
 402 {
 403   if(blendColor == Color::TRANSPARENT)
 404   {
 405     mBlendColor = nullptr;
 406   }
 407   else
 408   {
 409     if(!mBlendColor)
 410     {
 411       mBlendColor = new Vector4(blendColor);
 412     }
 413     else
 414     {
 415       *mBlendColor = blendColor;
 416     }
 417   }
 418
 419   mResendFlag |= RESEND_BLEND_COLOR;
 420 }
 421
 422 Vector4 Renderer::GetBlendColor() const
 423 {
 424   if(mBlendColor)
 425   {
 426     return *mBlendColor;
 427   }
 428   return Color::TRANSPARENT;
 429 }
 430
 431 void Renderer::SetIndexedDrawFirstElement(uint32_t firstElement)
 432 {
 433   mIndexedDrawFirstElement = firstElement;
 434   mResendFlag |= RESEND_INDEXED_DRAW_FIRST_ELEMENT;
 435 }
 436
 437 uint32_t Renderer::GetIndexedDrawFirstElement() const
 438 {
 439   return mIndexedDrawFirstElement;
 440 }
 441
 442 void Renderer::SetIndexedDrawElementsCount(uint32_t elementsCount)
 443 {
 444   mIndexedDrawElementsCount = elementsCount;
 445   mResendFlag |= RESEND_INDEXED_DRAW_ELEMENTS_COUNT;
 446 }
 447
 448 uint32_t Renderer::GetIndexedDrawElementsCount() const
 449 {
 450   return mIndexedDrawElementsCount;
 451 }
 452
 453 void Renderer::EnablePreMultipliedAlpha(bool preMultipled)
 454 {
 455   mPremultipledAlphaEnabled = preMultipled;
 456   mResendFlag |= RESEND_PREMULTIPLIED_ALPHA;
 457 }
 458
 459 bool Renderer::IsPreMultipliedAlphaEnabled() const
 460 {
 461   return mPremultipledAlphaEnabled;
 462 }
 463
 464 void Renderer::SetDepthWriteMode(DepthWriteMode::Type depthWriteMode)
 465 {
 466   mDepthWriteMode = depthWriteMode;
 467   mResendFlag |= RESEND_DEPTH_WRITE_MODE;
 468 }
 469
 470 DepthWriteMode::Type Renderer::GetDepthWriteMode() const
 471 {
 472   return mDepthWriteMode;
 473 }
 474
 475 void Renderer::SetDepthTestMode(DepthTestMode::Type depthTestMode)
 476 {
 477   mDepthTestMode = depthTestMode;
 478   mResendFlag |= RESEND_DEPTH_TEST_MODE;
 479 }
 480
 481 DepthTestMode::Type Renderer::GetDepthTestMode() const
 482 {
 483   return mDepthTestMode;
 484 }
 485
 486 void Renderer::SetDepthFunction(DepthFunction::Type depthFunction)
 487 {
 488   mDepthFunction = depthFunction;
 489   mResendFlag |= RESEND_DEPTH_FUNCTION;
 490 }
 491
 492 DepthFunction::Type Renderer::GetDepthFunction() const
 493 {
 494   return mDepthFunction;
 495 }
 496
 497 void Renderer::SetRenderMode(RenderMode::Type mode)
 498 {
 499   mStencilParameters.renderMode = mode;
 500   mResendFlag |= RESEND_RENDER_MODE;
 501 }
 502
 503 void Renderer::SetStencilFunction(StencilFunction::Type stencilFunction)
 504 {
 505   mStencilParameters.stencilFunction = stencilFunction;
 506   mResendFlag |= RESEND_STENCIL_FUNCTION;
 507 }
 508
 509 void Renderer::SetStencilFunctionMask(int stencilFunctionMask)
 510 {
 511   mStencilParameters.stencilFunctionMask = stencilFunctionMask;
 512   mResendFlag |= RESEND_STENCIL_FUNCTION_MASK;
 513 }
 514
 515 void Renderer::SetStencilFunctionReference(int stencilFunctionReference)
 516 {
 517   mStencilParameters.stencilFunctionReference = stencilFunctionReference;
 518   mResendFlag |= RESEND_STENCIL_FUNCTION_REFERENCE;
 519 }
 520
 521 void Renderer::SetStencilMask(int stencilMask)
 522 {
 523   mStencilParameters.stencilMask = stencilMask;
 524   mResendFlag |= RESEND_STENCIL_MASK;
 525 }
 526
 527 void Renderer::SetStencilOperationOnFail(StencilOperation::Type stencilOperationOnFail)
 528 {
 529   mStencilParameters.stencilOperationOnFail = stencilOperationOnFail;
 530   mResendFlag |= RESEND_STENCIL_OPERATION_ON_FAIL;
 531 }
 532
 533 void Renderer::SetStencilOperationOnZFail(StencilOperation::Type stencilOperationOnZFail)
 534 {
 535   mStencilParameters.stencilOperationOnZFail = stencilOperationOnZFail;
 536   mResendFlag |= RESEND_STENCIL_OPERATION_ON_Z_FAIL;
 537 }
 538
 539 void Renderer::SetStencilOperationOnZPass(StencilOperation::Type stencilOperationOnZPass)
 540 {
 541   mStencilParameters.stencilOperationOnZPass = stencilOperationOnZPass;
 542   mResendFlag |= RESEND_STENCIL_OPERATION_ON_Z_PASS;
 543 }
 544
 545 void Renderer::SetRenderCallback(RenderCallback* callback)
 546 {
 547   mRenderCallback = callback;
 548   mResendFlag |= RESEND_SET_RENDER_CALLBACK;
 549   mDirtyFlag = true;
 550 }
 551
 552 const Render::Renderer::StencilParameters& Renderer::GetStencilParameters() const
 553 {
 554   return mStencilParameters;
 555 }
 556
 557 void Renderer::BakeOpacity(BufferIndex updateBufferIndex, float opacity)
 558 {
 559   mOpacity.Bake(updateBufferIndex, opacity);
 560
 561   mDirtyFlag = true;
 562   SetUpdated(true);
 563 }
 564
 565 float Renderer::GetOpacity(BufferIndex updateBufferIndex) const
 566 {
 567   return mOpacity[updateBufferIndex];
 568 }
 569
 570 void Renderer::SetRenderingBehavior(DevelRenderer::Rendering::Type renderingBehavior)
 571 {
 572   mRenderingBehavior = renderingBehavior;
 573   SetUpdated(true);
 574 }
 575
 576 DevelRenderer::Rendering::Type Renderer::GetRenderingBehavior() const
 577 {
 578   return mRenderingBehavior;
 579 }
 580
 581 //Called when SceneGraph::Renderer is added to update manager ( that happens when an "event-thread renderer" is created )
 582 void Renderer::ConnectToSceneGraph(SceneController& sceneController, BufferIndex bufferIndex)
 583 {
 584   mRegenerateUniformMap = true;
 585   mSceneController      = &sceneController;
 586
 587   mRenderer = Render::Renderer::New(this, mGeometry, mBlendBitmask, GetBlendColor(), static_cast<FaceCullingMode::Type>(mFaceCullingMode), mPremultipledAlphaEnabled, mDepthWriteMode, mDepthTestMode, mDepthFunction, mStencilParameters);
 588
 589   OwnerPointer<Render::Renderer> transferOwnership(mRenderer);
 590   mSceneController->GetRenderMessageDispatcher().AddRenderer(transferOwnership);
 591 }
 592
 593 //Called just before destroying the scene-graph renderer ( when the "event-thread renderer" is no longer referenced )
 594 void Renderer::DisconnectFromSceneGraph(SceneController& sceneController, BufferIndex bufferIndex)
 595 {
 596   //Remove renderer from RenderManager
 597   if(mRenderer)
 598   {
 599     mSceneController->GetRenderMessageDispatcher().RemoveRenderer(*mRenderer);
 600     mRenderer = nullptr;
 601   }
 602   mSceneController = nullptr;
 603 }
 604
 605 Render::Renderer& Renderer::GetRenderer()
 606 {
 607   return *mRenderer;
 608 }
 609
 610 Renderer::OpacityType Renderer::GetOpacityType(BufferIndex updateBufferIndex, const Node& node) const
 611 {
 612   Renderer::OpacityType opacityType = Renderer::OPAQUE;
 613
 614   if(node.IsTransparent())
 615   {
 616     return Renderer::TRANSPARENT;
 617   }
 618
 619   switch(mBlendMode)
 620   {
 621     case BlendMode::ON_WITHOUT_CULL: // If the renderer should always be use blending and never want to be transparent by alpha.
 622     {
 623       opacityType = Renderer::TRANSLUCENT;
 624       break;
 625     }
 626     case BlendMode::ON: // If the renderer should always be use blending
 627     {
 628       float alpha = node.GetWorldColor(updateBufferIndex).a * mOpacity[updateBufferIndex];
 629       if(alpha <= FULLY_TRANSPARENT)
 630       {
 631         opacityType = Renderer::TRANSPARENT;
 632       }
 633       else
 634       {
 635         opacityType = Renderer::TRANSLUCENT;
 636       }
 637       break;
 638     }
 639     case BlendMode::AUTO:
 640     {
 641       if(BlendingOptions::IsAdvancedBlendEquationIncluded(mBlendBitmask))
 642       {
 643         opacityType = Renderer::TRANSLUCENT;
 644         break;
 645       }
 646
 647       bool shaderRequiresBlending(mShader->HintEnabled(Dali::Shader::Hint::OUTPUT_IS_TRANSPARENT));
 648       if(shaderRequiresBlending || (mTextureSet && mTextureSet->HasAlpha()))
 649       {
 650         opacityType = Renderer::TRANSLUCENT;
 651       }
 652
 653       // renderer should determine opacity using the actor color
 654       float alpha = node.GetWorldColor(updateBufferIndex).a * mOpacity[updateBufferIndex];
 655       if(alpha <= FULLY_TRANSPARENT)
 656       {
 657         opacityType = Renderer::TRANSPARENT;
 658       }
 659       else if(alpha <= FULLY_OPAQUE)
 660       {
 661         opacityType = Renderer::TRANSLUCENT;
 662       }
 663
 664       break;
 665     }
 666     case BlendMode::OFF: // the renderer should never use blending
 667     default:
 668     {
 669       opacityType = Renderer::OPAQUE;
 670       break;
 671     }
 672   }
 673
 674   return opacityType;
 675 }
 676
 677 void Renderer::UpdateUniformMap(BufferIndex updateBufferIndex)
 678 {
 679   if(mRegenerateUniformMap)
 680   {
 681     CollectedUniformMap& localMap = mCollectedUniformMap;
 682     localMap.Clear();
 683
 684     const UniformMap& rendererUniformMap = PropertyOwner::GetUniformMap();
 685
 686     auto size = rendererUniformMap.Count();
 687     if(mShader)
 688     {
 689       size += mShader->GetUniformMap().Count();
 690     }
 691
 692     localMap.Reserve(size);
 693     localMap.AddMappings(rendererUniformMap);
 694     if(mShader)
 695     {
 696       localMap.AddMappings(mShader->GetUniformMap());
 697     }
 698     localMap.UpdateChangeCounter();
 699     mRegenerateUniformMap = false;
 700     SetUpdated(true);
 701   }
 702
 703   uint64_t                                  hash                   = 0xc70f6907UL;
 704   const SceneGraph::UniformMapDataProvider& uniformMapDataProvider = GetUniformMapDataProvider();
 705   const SceneGraph::CollectedUniformMap&    collectedUniformMap    = uniformMapDataProvider.GetCollectedUniformMap();
 706   for(uint32_t i = 0u, count = collectedUniformMap.Count(); i < count; ++i)
 707   {
 708     hash = collectedUniformMap.mUniformMap[i].propertyPtr->Hash(updateBufferIndex, hash);
 709   }
 710   if(mUniformsHash != hash)
 711   {
 712     mUniformsHash = hash;
 713     SetUpdated(true);
 714   }
 715 }
 716
 717 void Renderer::SetDrawCommands(Dali::DevelRenderer::DrawCommand* pDrawCommands, uint32_t size)
 718 {
 719   mDrawCommands.clear();
 720   mDrawCommands.insert(mDrawCommands.end(), pDrawCommands, pDrawCommands + size);
 721   mResendFlag |= RESEND_DRAW_COMMANDS;
 722 }
 723
 724 bool Renderer::IsDirty() const
 725 {
 726   // Check whether the opacity property has changed
 727   return (mDirtyFlag || !mOpacity.IsClean());
 728 }
 729
 730 void Renderer::ResetDirtyFlag()
 731 {
 732   mDirtyFlag = false;
 733
 734   SetUpdated(false);
 735 }
 736
 737 uint32_t Renderer::GetMemoryPoolCapacity()
 738 {
 739   return gRendererMemoryPool.GetCapacity();
 740 }
 741
 742 void Renderer::UniformMappingsChanged(const UniformMap& mappings)
 743 {
 744   // The mappings are either from PropertyOwner base class, or the Shader
 745   mRegenerateUniformMap = true; // Should remain true until this renderer is added to a RenderList.
 746 }
 747
 748 const CollectedUniformMap& Renderer::GetCollectedUniformMap() const
 749 {
 750   return mCollectedUniformMap;
 751 }
 752
 753 Vector4 Renderer::GetVisualTransformedUpdateArea(BufferIndex updateBufferIndex, const Vector4& originalUpdateArea) noexcept
 754 {
 755   if(mVisualProperties)
 756   {
 757     // TODO : We may need to get some method that visual properties changed, without hash.
 758     // Or, need to call this API in PreRender side.
 759
 760     uint64_t hash = 0xc70f6907UL;
 761
 762     hash = mVisualProperties->mTransformOffset.Hash(updateBufferIndex, hash);
 763     hash = mVisualProperties->mTransformOffsetSizeMode.Hash(updateBufferIndex, hash);
 764     hash = mVisualProperties->mTransformSize.Hash(updateBufferIndex, hash);
 765     hash = mVisualProperties->mTransformOrigin.Hash(updateBufferIndex, hash);
 766     hash = mVisualProperties->mTransformAnchorPoint.Hash(updateBufferIndex, hash);
 767     hash = mVisualProperties->mExtraSize.Hash(updateBufferIndex, hash);
 768
 769     if(mVisualPropertiesCoefficient.hash != hash)
 770     {
 771       mVisualPropertiesCoefficient.hash = hash;
 772
 773       // VisualProperty
 774       const Vector2 transformOffset         = mVisualProperties->mTransformOffset.Get(updateBufferIndex);
 775       const Vector4 transformOffsetSizeMode = mVisualProperties->mTransformOffsetSizeMode.Get(updateBufferIndex);
 776       const Vector2 transformSize           = mVisualProperties->mTransformSize.Get(updateBufferIndex);
 777       const Vector2 transformOrigin         = mVisualProperties->mTransformOrigin.Get(updateBufferIndex);
 778       const Vector2 transformAnchorPoint    = mVisualProperties->mTransformAnchorPoint.Get(updateBufferIndex);
 779       const Vector2 extraSize               = mVisualProperties->mExtraSize.Get(updateBufferIndex);
 780
 781       DALI_LOG_INFO(gSceneGraphRendererLogFilter, Debug::Verbose, "transform size   %5.3f %5.3f\n", transformSize.x, transformSize.y);
 782       DALI_LOG_INFO(gSceneGraphRendererLogFilter, Debug::Verbose, "transform offset %5.3f %5.3f\n", transformOffset.x, transformOffset.y);
 783       DALI_LOG_INFO(gSceneGraphRendererLogFilter, Debug::Verbose, "transform origin %5.3f %5.3f\n", transformOrigin.x, transformOrigin.y);
 784       DALI_LOG_INFO(gSceneGraphRendererLogFilter, Debug::Verbose, "transform anchor %5.3f %5.3f\n", transformAnchorPoint.x, transformAnchorPoint.y);
 785       DALI_LOG_INFO(gSceneGraphRendererLogFilter, Debug::Verbose, "extra size       %5.3f %5.3f\n", extraSize.x, extraSize.y);
 786
 787       // const Vector2 visualSize = Vector2(Dali::Lerp(transformOffsetSizeMode.z, originalSize.x * transformSize.x, transformSize.x),
 788       //                                    Dali::Lerp(transformOffsetSizeMode.w, originalSize.y * transformSize.y, transformSize.y)) +
 789       //                            extraSize;
 790       // const Vector2 visualOffset = Vector2(Dali::Lerp(transformOffsetSizeMode.x, originalSize.x * transformOffset.x, transformOffset.x),
 791       //                                      Dali::Lerp(transformOffsetSizeMode.y, originalSize.y * transformOffset.y, transformOffset.y));
 792
 793       // const float decoratedBorderlineWidth = std::max((1.0f + Dali::Clamp(borderlineOffset, -1.0f, 1.0f)) * borderlineWidth, 2.0f * blurRadius);
 794       // const Vector2 decoratedVisualSize    = visualSize + Vector2(decoratedBorderlineWidth, decoratedBorderlineWidth);
 795
 796       // Note : vertexPositoin.xy = aPosition * decoratedVisualSize
 797       //                          + anchorPoint * visualSize
 798       //                          + origin * uSize.xy
 799       //                          + visualOffset;
 800
 801       // Calculate same logic of visual's vertex shader transform.
 802       // minVertexPosition = -0.5f * decoratedVisualSize + transformAnchorPoint * visualSize + transformOrigin * originalSize.xy + visualOffset
 803       // maxVertexPosition =  0.5f * decoratedVisualSize + transformAnchorPoint * visualSize + transformOrigin * originalSize.xy + visualOffset
 804
 805       // Update cached VisualTransformedUpdateSizeCoefficientCache
 806
 807       // Note : vertexPosition = (XA * aPosition + XB) * originalSize + (CA * aPosition + CB) + Vector2(D, D) * aPosition
 808
 809       // XA = transformSize * (1.0 - transformOffsetSizeMode.zw)
 810       // XB = transformSize * (1.0 - transformOffsetSizeMode.zw) * transformAnchorPoint
 811       //    + transformOffset * (1.0 - transformOffsetSizeMode.xy)
 812       //    + transformOrigin
 813       // CA = transformSize * transformOffsetSizeMode.zw + extraSize
 814       // CB = (transformSize * transformOffsetSizeMode.zw + extraSize) * transformAnchorPoint
 815       //    + transformOffset * transformOffsetSizeMode.xy
 816       // D = max((1.0 + clamp(borderlineOffset, -1.0, 1.0)) * borderlineWidth, 2.0 * blurRadius)
 817
 818       mVisualPropertiesCoefficient.coefXA = transformSize * Vector2(1.0f - transformOffsetSizeMode.z, 1.0f - transformOffsetSizeMode.w);
 819       mVisualPropertiesCoefficient.coefXB = mVisualPropertiesCoefficient.coefXA * transformAnchorPoint + transformOffset * Vector2(1.0f - transformOffsetSizeMode.x, 1.0f - transformOffsetSizeMode.y) + transformOrigin;
 820       mVisualPropertiesCoefficient.coefCA = transformSize * Vector2(transformOffsetSizeMode.z, transformOffsetSizeMode.w) + extraSize;
 821       mVisualPropertiesCoefficient.coefCB = mVisualPropertiesCoefficient.coefCA * transformAnchorPoint + transformOffset * Vector2(transformOffsetSizeMode.x, transformOffsetSizeMode.y);
 822     }
 823     if(mVisualProperties->mExtendedProperties)
 824     {
 825       const auto decoratedVisualProperties = static_cast<DecoratedVisualRenderer::AnimatableDecoratedVisualProperties*>(mVisualProperties->mExtendedProperties);
 826
 827       uint64_t decoratedHash = 0xc70f6907UL;
 828
 829       decoratedHash = decoratedVisualProperties->mBorderlineWidth.Hash(updateBufferIndex, decoratedHash);
 830       decoratedHash = decoratedVisualProperties->mBorderlineOffset.Hash(updateBufferIndex, decoratedHash);
 831       decoratedHash = decoratedVisualProperties->mBlurRadius.Hash(updateBufferIndex, decoratedHash);
 832
 833       if(mVisualPropertiesCoefficient.decoratedHash != decoratedHash)
 834       {
 835         mVisualPropertiesCoefficient.decoratedHash = decoratedHash;
 836
 837         // DecoratedVisualProperty
 838         const float borderlineWidth  = decoratedVisualProperties->mBorderlineWidth.Get(updateBufferIndex);
 839         const float borderlineOffset = decoratedVisualProperties->mBorderlineOffset.Get(updateBufferIndex);
 840         const float blurRadius       = decoratedVisualProperties->mBlurRadius.Get(updateBufferIndex);
 841
 842         DALI_LOG_INFO(gSceneGraphRendererLogFilter, Debug::Verbose, "borderline width  %5.3f\n", borderlineWidth);
 843         DALI_LOG_INFO(gSceneGraphRendererLogFilter, Debug::Verbose, "borderline offset %5.3f\n", borderlineOffset);
 844         DALI_LOG_INFO(gSceneGraphRendererLogFilter, Debug::Verbose, "blur radius       %5.3f\n", blurRadius);
 845
 846         // D coefficients be used only decoratedVisual.
 847         // It can be calculated parallely with transform.
 848
 849         mVisualPropertiesCoefficient.coefD = std::max((1.0f + Dali::Clamp(borderlineOffset, -1.0f, 1.0f)) * borderlineWidth, 2.0f * blurRadius);
 850       }
 851     }
 852
 853     // Calculate vertex position by coefficient
 854     // It will reduce the number of operations
 855
 856     // const Vector2 minVertexPosition = (XA * -0.5 + XB) * originalSize + (CA * -0.5 + CB) + Vector2(D, D) * -0.5;
 857     // const Vector2 maxVertexPosition = (XA * +0.5 + XB) * originalSize + (CA * +0.5 + CB) + Vector2(D, D) * +0.5;
 858
 859     // When we set
 860     // basicVertexPosition = XB * originalSize + CB
 861     // scaleVertexPosition = XA * originalSize + CA + D
 862
 863     // --> minVertexPosition = basicVertexPosition + scaleVertexPosition * -0.5
 864     //     maxVertexPosition = basicVertexPosition + scaleVertexPosition * +0.5
 865
 866     // Then, resultSize = 2.0f * max(-minVertexPosition, maxVertexPosition);
 867     //                  = 2.0f * max(scaleVertexPosition * 0.5 - basicVertexPosition, scaleVertexPosition * 0.5 + basicVertexPosition)
 868     //                  = scaleVertexPosition + 2.0f * abs(basicVertexPosition)
 869     // Cause transform matrix will think center of vertex is (0, 0)
 870
 871     const Vector2 originalXY = Vector2(originalUpdateArea.x, originalUpdateArea.y);
 872     const Vector2 originalWH = Vector2(originalUpdateArea.z, originalUpdateArea.w);
 873
 874     const Vector2 basicVertexPosition = mVisualPropertiesCoefficient.coefXB * originalWH + mVisualPropertiesCoefficient.coefCB;
 875     const Vector2 scaleVertexPosition = mVisualPropertiesCoefficient.coefXA * originalWH + mVisualPropertiesCoefficient.coefCA;
 876
 877     // TODO : We need to re-generate coefficient to consitder area width/height
 878     const Vector4 resultArea = Vector4(originalXY.x,
 879                                        originalXY.y,
 880                                        scaleVertexPosition.x + 2.0f * abs(basicVertexPosition.x) + mVisualPropertiesCoefficient.coefD,
 881                                        scaleVertexPosition.y + 2.0f * abs(basicVertexPosition.y) + mVisualPropertiesCoefficient.coefD);
 882
 883     DALI_LOG_INFO(gSceneGraphRendererLogFilter, Debug::Verbose, "%f %f %f %f--> %f %f %f %f\n", originalUpdateArea.x, originalUpdateArea.y, originalUpdateArea.z, originalUpdateArea.w, resultArea.x, resultArea.y, resultArea.z, resultArea.w);
 884
 885     return resultArea;
 886   }
 887   return originalUpdateArea;
 888 }
 889
 890 } // namespace SceneGraph
 891 } // namespace Internal
 892 } // namespace Dali