2 * Copyright (c) 2018 Samsung Electronics Co., Ltd.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
18 #include "scene-graph-renderer.h"
21 #include <dali/internal/common/internal-constants.h>
22 #include <dali/internal/common/memory-pool-object-allocator.h>
23 #include <dali/internal/update/controllers/render-message-dispatcher.h>
24 #include <dali/internal/update/controllers/scene-controller.h>
25 #include <dali/internal/update/nodes/node.h>
26 #include <dali/internal/update/rendering/scene-graph-texture-set.h>
27 #include <dali/internal/render/data-providers/node-data-provider.h>
28 #include <dali/internal/render/queue/render-queue.h>
29 #include <dali/internal/render/renderers/render-geometry.h>
30 #include <dali/internal/render/shaders/program.h>
31 #include <dali/internal/render/shaders/scene-graph-shader.h>
39 namespace // unnamed namespace
42 const uint32_t UNIFORM_MAP_READY = 0;
43 const uint32_t COPY_UNIFORM_MAP = 1;
44 const uint32_t REGENERATE_UNIFORM_MAP = 2;
46 //Memory pool used to allocate new renderers. Memory used by this pool will be released when shutting down DALi
47 MemoryPoolObjectAllocator<Renderer> gRendererMemoryPool;
49 void AddMappings( CollectedUniformMap& localMap, const UniformMap& uniformMap )
51 // Iterate thru uniformMap.
52 // Any maps that aren't in localMap should be added in a single step
53 CollectedUniformMap newUniformMappings;
55 for( UniformMap::SizeType i = 0, count=uniformMap.Count(); i<count; ++i )
57 UniformPropertyMapping::Hash nameHash = uniformMap[i].uniformNameHash;
60 for( CollectedUniformMap::Iterator iter = localMap.Begin() ; iter != localMap.End() ; ++iter )
62 const UniformPropertyMapping* map = (*iter);
63 if( map->uniformNameHash == nameHash )
65 if( map->uniformName == uniformMap[i].uniformName )
74 // it's a new mapping. Add raw ptr to temporary list
75 newUniformMappings.PushBack( &uniformMap[i] );
79 if( newUniformMappings.Count() > 0 )
81 localMap.Reserve( localMap.Count() + newUniformMappings.Count() );
83 for( CollectedUniformMap::Iterator iter = newUniformMappings.Begin(),
84 end = newUniformMappings.End() ;
88 const UniformPropertyMapping* map = (*iter);
89 localMap.PushBack( map );
94 // Flags for re-sending data to renderer.
97 RESEND_GEOMETRY = 1 << 0,
98 RESEND_FACE_CULLING_MODE = 1 << 1,
99 RESEND_BLEND_COLOR = 1 << 2,
100 RESEND_BLEND_BIT_MASK = 1 << 3,
101 RESEND_PREMULTIPLIED_ALPHA = 1 << 4,
102 RESEND_INDEXED_DRAW_FIRST_ELEMENT = 1 << 5,
103 RESEND_INDEXED_DRAW_ELEMENTS_COUNT = 1 << 6,
104 RESEND_DEPTH_WRITE_MODE = 1 << 7,
105 RESEND_DEPTH_TEST_MODE = 1 << 8,
106 RESEND_DEPTH_FUNCTION = 1 << 9,
107 RESEND_RENDER_MODE = 1 << 10,
108 RESEND_STENCIL_FUNCTION = 1 << 11,
109 RESEND_STENCIL_FUNCTION_MASK = 1 << 12,
110 RESEND_STENCIL_FUNCTION_REFERENCE = 1 << 13,
111 RESEND_STENCIL_MASK = 1 << 14,
112 RESEND_STENCIL_OPERATION_ON_FAIL = 1 << 15,
113 RESEND_STENCIL_OPERATION_ON_Z_FAIL = 1 << 16,
114 RESEND_STENCIL_OPERATION_ON_Z_PASS = 1 << 17,
115 RESEND_WRITE_TO_COLOR_BUFFER = 1 << 18
118 } // Anonymous namespace
120 Renderer* Renderer::New()
122 return new ( gRendererMemoryPool.AllocateRawThreadSafe() ) Renderer();
126 : mSceneController( 0 ),
131 mRenderDataProvider( NULL ),
133 mStencilParameters( RenderMode::AUTO, StencilFunction::ALWAYS, 0xFF, 0x00, 0xFF, StencilOperation::KEEP, StencilOperation::KEEP, StencilOperation::KEEP ),
134 mIndexedDrawFirstElement( 0u ),
135 mIndexedDrawElementsCount( 0u ),
137 mRegenerateUniformMap( 0u ),
139 mDepthFunction( DepthFunction::LESS ),
140 mFaceCullingMode( FaceCullingMode::NONE ),
141 mBlendMode( BlendMode::AUTO ),
142 mDepthWriteMode( DepthWriteMode::AUTO ),
143 mDepthTestMode( DepthTestMode::AUTO ),
144 mRenderingBehavior( DevelRenderer::Rendering::IF_REQUIRED ),
145 mPremultipledAlphaEnabled( false ),
149 mUniformMapChanged[0] = false;
150 mUniformMapChanged[1] = false;
152 // Observe our own PropertyOwner's uniform map
153 AddUniformMapObserver( *this );
156 Renderer::~Renderer()
160 mTextureSet->RemoveObserver( this );
165 mShader->RemoveConnectionObserver( *this );
170 void Renderer::operator delete( void* ptr )
172 gRendererMemoryPool.FreeThreadSafe( static_cast<Renderer*>( ptr ) );
176 void Renderer::PrepareRender( BufferIndex updateBufferIndex )
178 if( mRegenerateUniformMap == UNIFORM_MAP_READY )
180 mUniformMapChanged[updateBufferIndex] = false;
184 if( mRegenerateUniformMap == REGENERATE_UNIFORM_MAP)
186 CollectedUniformMap& localMap = mCollectedUniformMap[ updateBufferIndex ];
189 const UniformMap& rendererUniformMap = PropertyOwner::GetUniformMap();
190 AddMappings( localMap, rendererUniformMap );
194 AddMappings( localMap, mShader->GetUniformMap() );
197 else if( mRegenerateUniformMap == COPY_UNIFORM_MAP )
199 // Copy old map into current map
200 CollectedUniformMap& localMap = mCollectedUniformMap[ updateBufferIndex ];
201 CollectedUniformMap& oldMap = mCollectedUniformMap[ 1-updateBufferIndex ];
203 localMap.Resize( oldMap.Count() );
206 for( CollectedUniformMap::Iterator iter = oldMap.Begin(), end = oldMap.End() ; iter != end ; ++iter, ++index )
208 localMap[index] = *iter;
212 mUniformMapChanged[updateBufferIndex] = true;
213 mRegenerateUniformMap--;
216 if( mResendFlag != 0 )
218 if( mResendFlag & RESEND_GEOMETRY )
220 typedef MessageValue1< Render::Renderer, Render::Geometry* > DerivedType;
221 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
222 new (slot) DerivedType( mRenderer, &Render::Renderer::SetGeometry, mGeometry );
225 if( mResendFlag & RESEND_FACE_CULLING_MODE )
227 typedef MessageValue1< Render::Renderer, FaceCullingMode::Type > DerivedType;
228 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
229 new (slot) DerivedType( mRenderer, &Render::Renderer::SetFaceCullingMode, mFaceCullingMode );
232 if( mResendFlag & RESEND_BLEND_BIT_MASK )
234 typedef MessageValue1< Render::Renderer, uint32_t > DerivedType;
235 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
236 new (slot) DerivedType( mRenderer, &Render::Renderer::SetBlendingBitMask, mBlendBitmask );
239 if( mResendFlag & RESEND_BLEND_COLOR )
241 typedef MessageValue1< Render::Renderer, Vector4 > DerivedType;
242 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
243 new (slot) DerivedType( mRenderer, &Render::Renderer::SetBlendColor, GetBlendColor() );
246 if( mResendFlag & RESEND_PREMULTIPLIED_ALPHA )
248 typedef MessageValue1< Render::Renderer, bool > DerivedType;
249 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
250 new (slot) DerivedType( mRenderer, &Render::Renderer::EnablePreMultipliedAlpha, mPremultipledAlphaEnabled );
253 if( mResendFlag & RESEND_INDEXED_DRAW_FIRST_ELEMENT )
255 typedef MessageValue1< Render::Renderer, uint32_t > DerivedType;
256 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
257 new (slot) DerivedType( mRenderer, &Render::Renderer::SetIndexedDrawFirstElement, mIndexedDrawFirstElement );
260 if( mResendFlag & RESEND_INDEXED_DRAW_ELEMENTS_COUNT )
262 typedef MessageValue1< Render::Renderer, uint32_t > DerivedType;
263 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
264 new (slot) DerivedType( mRenderer, &Render::Renderer::SetIndexedDrawElementsCount, mIndexedDrawElementsCount );
267 if( mResendFlag & RESEND_DEPTH_WRITE_MODE )
269 typedef MessageValue1< Render::Renderer, DepthWriteMode::Type > DerivedType;
270 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
271 new (slot) DerivedType( mRenderer, &Render::Renderer::SetDepthWriteMode, mDepthWriteMode );
274 if( mResendFlag & RESEND_DEPTH_TEST_MODE )
276 typedef MessageValue1< Render::Renderer, DepthTestMode::Type > DerivedType;
277 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
278 new (slot) DerivedType( mRenderer, &Render::Renderer::SetDepthTestMode, mDepthTestMode );
281 if( mResendFlag & RESEND_DEPTH_FUNCTION )
283 typedef MessageValue1< Render::Renderer, DepthFunction::Type > DerivedType;
284 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
285 new (slot) DerivedType( mRenderer, &Render::Renderer::SetDepthFunction, mDepthFunction );
288 if( mResendFlag & RESEND_RENDER_MODE )
290 typedef MessageValue1< Render::Renderer, RenderMode::Type > DerivedType;
291 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
292 new (slot) DerivedType( mRenderer, &Render::Renderer::SetRenderMode, mStencilParameters.renderMode );
295 if( mResendFlag & RESEND_STENCIL_FUNCTION )
297 typedef MessageValue1< Render::Renderer, StencilFunction::Type > DerivedType;
298 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
299 new (slot) DerivedType( mRenderer, &Render::Renderer::SetStencilFunction, mStencilParameters.stencilFunction );
302 if( mResendFlag & RESEND_STENCIL_FUNCTION_MASK )
304 typedef MessageValue1< Render::Renderer, int > DerivedType;
305 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
306 new (slot) DerivedType( mRenderer, &Render::Renderer::SetStencilFunctionMask, mStencilParameters.stencilFunctionMask );
309 if( mResendFlag & RESEND_STENCIL_FUNCTION_REFERENCE )
311 typedef MessageValue1< Render::Renderer, int > DerivedType;
312 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
313 new (slot) DerivedType( mRenderer, &Render::Renderer::SetStencilFunctionReference, mStencilParameters.stencilFunctionReference );
316 if( mResendFlag & RESEND_STENCIL_MASK )
318 typedef MessageValue1< Render::Renderer, int > DerivedType;
319 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
320 new (slot) DerivedType( mRenderer, &Render::Renderer::SetStencilMask, mStencilParameters.stencilMask );
323 if( mResendFlag & RESEND_STENCIL_OPERATION_ON_FAIL )
325 typedef MessageValue1< Render::Renderer, StencilOperation::Type > DerivedType;
326 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
327 new (slot) DerivedType( mRenderer, &Render::Renderer::SetStencilOperationOnFail, mStencilParameters.stencilOperationOnFail );
330 if( mResendFlag & RESEND_STENCIL_OPERATION_ON_Z_FAIL )
332 typedef MessageValue1< Render::Renderer, StencilOperation::Type > DerivedType;
333 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
334 new (slot) DerivedType( mRenderer, &Render::Renderer::SetStencilOperationOnZFail, mStencilParameters.stencilOperationOnZFail );
337 if( mResendFlag & RESEND_STENCIL_OPERATION_ON_Z_PASS )
339 typedef MessageValue1< Render::Renderer, StencilOperation::Type > DerivedType;
340 uint32_t* slot = mSceneController->GetRenderQueue().ReserveMessageSlot( updateBufferIndex, sizeof( DerivedType ) );
341 new (slot) DerivedType( mRenderer, &Render::Renderer::SetStencilOperationOnZPass, mStencilParameters.stencilOperationOnZPass );
348 void Renderer::SetTextures( TextureSet* textureSet )
350 DALI_ASSERT_DEBUG( textureSet != NULL && "Texture set pointer is NULL" );
354 mTextureSet->RemoveObserver(this);
357 mTextureSet = textureSet;
358 mTextureSet->AddObserver( this );
359 mRegenerateUniformMap = REGENERATE_UNIFORM_MAP;
364 void Renderer::SetShader( Shader* shader )
366 DALI_ASSERT_DEBUG( shader != NULL && "Shader pointer is NULL" );
370 mShader->RemoveConnectionObserver(*this);
374 mShader->AddConnectionObserver( *this );
375 mRegenerateUniformMap = REGENERATE_UNIFORM_MAP;
376 mResendFlag |= RESEND_GEOMETRY;
378 if( mRenderDataProvider )
380 mRenderDataProvider->mShader = mShader;
384 void Renderer::SetGeometry( Render::Geometry* geometry )
386 DALI_ASSERT_DEBUG( geometry != NULL && "Geometry pointer is NULL");
387 mGeometry = geometry;
391 mResendFlag |= RESEND_GEOMETRY;
395 void Renderer::SetDepthIndex( int depthIndex )
397 mDepthIndex = depthIndex;
400 void Renderer::SetFaceCullingMode( FaceCullingMode::Type faceCullingMode )
402 mFaceCullingMode = faceCullingMode;
403 mResendFlag |= RESEND_FACE_CULLING_MODE;
406 FaceCullingMode::Type Renderer::GetFaceCullingMode() const
408 return mFaceCullingMode;
411 void Renderer::SetBlendMode( BlendMode::Type blendingMode )
413 mBlendMode = blendingMode;
416 BlendMode::Type Renderer::GetBlendMode() const
421 void Renderer::SetBlendingOptions( uint32_t options )
423 if( mBlendBitmask != options)
425 mBlendBitmask = options;
426 mResendFlag |= RESEND_BLEND_BIT_MASK;
430 uint32_t Renderer::GetBlendingOptions() const
432 return mBlendBitmask;
435 void Renderer::SetBlendColor( const Vector4& blendColor )
437 if( blendColor == Color::TRANSPARENT )
445 mBlendColor = new Vector4( blendColor );
449 *mBlendColor = blendColor;
453 mResendFlag |= RESEND_BLEND_COLOR;
456 Vector4 Renderer::GetBlendColor() const
462 return Color::TRANSPARENT;
465 void Renderer::SetIndexedDrawFirstElement( uint32_t firstElement )
467 mIndexedDrawFirstElement = firstElement;
468 mResendFlag |= RESEND_INDEXED_DRAW_FIRST_ELEMENT;
471 uint32_t Renderer::GetIndexedDrawFirstElement() const
473 return mIndexedDrawFirstElement;
476 void Renderer::SetIndexedDrawElementsCount( uint32_t elementsCount )
478 mIndexedDrawElementsCount = elementsCount;
479 mResendFlag |= RESEND_INDEXED_DRAW_ELEMENTS_COUNT;
482 uint32_t Renderer::GetIndexedDrawElementsCount() const
484 return mIndexedDrawElementsCount;
487 void Renderer::EnablePreMultipliedAlpha( bool preMultipled )
489 mPremultipledAlphaEnabled = preMultipled;
490 mResendFlag |= RESEND_PREMULTIPLIED_ALPHA;
493 bool Renderer::IsPreMultipliedAlphaEnabled() const
495 return mPremultipledAlphaEnabled;
498 void Renderer::SetDepthWriteMode( DepthWriteMode::Type depthWriteMode )
500 mDepthWriteMode = depthWriteMode;
501 mResendFlag |= RESEND_DEPTH_WRITE_MODE;
504 DepthWriteMode::Type Renderer::GetDepthWriteMode() const
506 return mDepthWriteMode;
509 void Renderer::SetDepthTestMode( DepthTestMode::Type depthTestMode )
511 mDepthTestMode = depthTestMode;
512 mResendFlag |= RESEND_DEPTH_TEST_MODE;
515 DepthTestMode::Type Renderer::GetDepthTestMode() const
517 return mDepthTestMode;
520 void Renderer::SetDepthFunction( DepthFunction::Type depthFunction )
522 mDepthFunction = depthFunction;
523 mResendFlag |= RESEND_DEPTH_FUNCTION;
526 DepthFunction::Type Renderer::GetDepthFunction() const
528 return mDepthFunction;
531 void Renderer::SetRenderMode( RenderMode::Type mode )
533 mStencilParameters.renderMode = mode;
534 mResendFlag |= RESEND_RENDER_MODE;
537 void Renderer::SetStencilFunction( StencilFunction::Type stencilFunction )
539 mStencilParameters.stencilFunction = stencilFunction;
540 mResendFlag |= RESEND_STENCIL_FUNCTION;
543 void Renderer::SetStencilFunctionMask( int stencilFunctionMask )
545 mStencilParameters.stencilFunctionMask = stencilFunctionMask;
546 mResendFlag |= RESEND_STENCIL_FUNCTION_MASK;
549 void Renderer::SetStencilFunctionReference( int stencilFunctionReference )
551 mStencilParameters.stencilFunctionReference = stencilFunctionReference;
552 mResendFlag |= RESEND_STENCIL_FUNCTION_REFERENCE;
555 void Renderer::SetStencilMask( int stencilMask )
557 mStencilParameters.stencilMask = stencilMask;
558 mResendFlag |= RESEND_STENCIL_MASK;
561 void Renderer::SetStencilOperationOnFail( StencilOperation::Type stencilOperationOnFail )
563 mStencilParameters.stencilOperationOnFail = stencilOperationOnFail;
564 mResendFlag |= RESEND_STENCIL_OPERATION_ON_FAIL;
567 void Renderer::SetStencilOperationOnZFail( StencilOperation::Type stencilOperationOnZFail )
569 mStencilParameters.stencilOperationOnZFail = stencilOperationOnZFail;
570 mResendFlag |= RESEND_STENCIL_OPERATION_ON_Z_FAIL;
573 void Renderer::SetStencilOperationOnZPass( StencilOperation::Type stencilOperationOnZPass )
575 mStencilParameters.stencilOperationOnZPass = stencilOperationOnZPass;
576 mResendFlag |= RESEND_STENCIL_OPERATION_ON_Z_PASS;
579 const Render::Renderer::StencilParameters& Renderer::GetStencilParameters() const
581 return mStencilParameters;
584 void Renderer::BakeOpacity( BufferIndex updateBufferIndex, float opacity )
586 mOpacity.Bake( updateBufferIndex, opacity );
589 float Renderer::GetOpacity( BufferIndex updateBufferIndex ) const
591 return mOpacity[updateBufferIndex];
594 void Renderer::SetRenderingBehavior( DevelRenderer::Rendering::Type renderingBehavior )
596 mRenderingBehavior = renderingBehavior;
599 DevelRenderer::Rendering::Type Renderer::GetRenderingBehavior() const
601 return mRenderingBehavior;
604 //Called when SceneGraph::Renderer is added to update manager ( that happens when an "event-thread renderer" is created )
605 void Renderer::ConnectToSceneGraph( SceneController& sceneController, BufferIndex bufferIndex )
607 mRegenerateUniformMap = REGENERATE_UNIFORM_MAP;
608 mSceneController = &sceneController;
610 mRenderDataProvider = new RenderDataProvider( mOpacity );
611 mRenderDataProvider->mUniformMapDataProvider = this;
613 mRenderer = Render::Renderer::New( mRenderDataProvider, mGeometry, mBlendBitmask, GetBlendColor(), static_cast< FaceCullingMode::Type >( mFaceCullingMode ),
614 mPremultipledAlphaEnabled, mDepthWriteMode, mDepthTestMode, mDepthFunction, mStencilParameters );
616 OwnerPointer< Render::Renderer > transferOwnership( mRenderer );
617 mSceneController->GetRenderMessageDispatcher().AddRenderer( transferOwnership );
620 //Called just before destroying the scene-graph renderer ( when the "event-thread renderer" is no longer referenced )
621 void Renderer::DisconnectFromSceneGraph( SceneController& sceneController, BufferIndex bufferIndex )
623 //Remove renderer from RenderManager
626 mSceneController->GetRenderMessageDispatcher().RemoveRenderer( *mRenderer );
629 mSceneController = NULL;
630 mRenderDataProvider = NULL;
633 void Renderer::UpdateTextureSet()
635 if( mRenderDataProvider )
639 uint32_t textureCount = mTextureSet->GetTextureCount();
640 mRenderDataProvider->mTextures.resize( textureCount );
641 mRenderDataProvider->mSamplers.resize( textureCount );
642 for( uint32_t i = 0; i<textureCount; ++i )
644 mRenderDataProvider->mTextures[i] = mTextureSet->GetTexture(i);
645 mRenderDataProvider->mSamplers[i] = mTextureSet->GetTextureSampler(i);
650 mRenderDataProvider->mTextures.clear();
651 mRenderDataProvider->mSamplers.clear();
656 Render::Renderer& Renderer::GetRenderer()
661 const CollectedUniformMap& Renderer::GetUniformMap( BufferIndex bufferIndex ) const
663 return mCollectedUniformMap[bufferIndex];
666 Renderer::OpacityType Renderer::GetOpacityType( BufferIndex updateBufferIndex, const Node& node ) const
668 Renderer::OpacityType opacityType = Renderer::OPAQUE;
672 case BlendMode::ON: // If the renderer should always be use blending
674 float alpha = node.GetWorldColor( updateBufferIndex ).a * mOpacity[updateBufferIndex];
675 if( alpha <= FULLY_TRANSPARENT )
677 opacityType = Renderer::TRANSPARENT;
681 opacityType = Renderer::TRANSLUCENT;
685 case BlendMode::AUTO:
687 bool shaderRequiresBlending( mShader->HintEnabled( Dali::Shader::Hint::OUTPUT_IS_TRANSPARENT ) );
688 if( shaderRequiresBlending || ( mTextureSet && mTextureSet->HasAlpha() ) )
690 opacityType = Renderer::TRANSLUCENT;
693 // renderer should determine opacity using the actor color
694 float alpha = node.GetWorldColor( updateBufferIndex ).a * mOpacity[updateBufferIndex];
695 if( alpha <= FULLY_TRANSPARENT )
697 opacityType = Renderer::TRANSPARENT;
699 else if( alpha <= FULLY_OPAQUE )
701 opacityType = Renderer::TRANSLUCENT;
705 case BlendMode::OFF: // the renderer should never use blending
708 opacityType = Renderer::OPAQUE;
716 void Renderer::TextureSetChanged()
718 mRegenerateUniformMap = REGENERATE_UNIFORM_MAP;
723 void Renderer::TextureSetDeleted()
727 mRegenerateUniformMap = REGENERATE_UNIFORM_MAP;
732 void Renderer::ConnectionsChanged( PropertyOwner& object )
734 // One of our child objects has changed it's connections. Ensure the uniform
735 // map gets regenerated during PrepareRender
736 mRegenerateUniformMap = REGENERATE_UNIFORM_MAP;
739 void Renderer::ConnectedUniformMapChanged()
741 mRegenerateUniformMap = REGENERATE_UNIFORM_MAP;
744 void Renderer::UniformMappingsChanged( const UniformMap& mappings )
746 // The mappings are either from PropertyOwner base class, or the Actor
747 mRegenerateUniformMap = REGENERATE_UNIFORM_MAP;
750 void Renderer::ObservedObjectDestroyed(PropertyOwner& owner)
752 if( reinterpret_cast<PropertyOwner*>(mShader) == &owner )
758 } // namespace SceneGraph
759 } // namespace Internal