void ScnCanvasComponent::render( class ScnViewComponent* pViewComponent, RsFrame* pFrame, RsRenderSort Sort )
{
if( HaveVertexBufferLock_ == BcFalse )
{
return;
}
BcAssertMsg( HaveVertexBufferLock_ == BcTrue, "ScnCanvasComponent: Can't render without a vertex buffer lock." );
// HUD pass.
Sort.Layer_ = 0;
Sort.Pass_ = RS_SORT_PASS_MAX;
// NOTE: Could do this sort inside of the renderer, but I'm just gonna keep the canvas
// as one solid object as to not conflict with other canvas objects when rendered
// to the scene. Will not sort by transparency or anything either.
std::stable_sort( PrimitiveSectionList_.begin(), PrimitiveSectionList_.end(), ScnCanvasComponentPrimitiveSectionCompare() );
// Cache last material instance.
ScnMaterialComponent* pLastMaterialComponent = NULL;
for( BcU32 Idx = 0; Idx < PrimitiveSectionList_.size(); ++Idx )
{
ScnCanvasComponentRenderNode* pRenderNode = pFrame->newObject< ScnCanvasComponentRenderNode >();
pRenderNode->NoofSections_ = 1;//PrimitiveSectionList_.size();
pRenderNode->pPrimitiveSections_ = pFrame->alloc< ScnCanvasComponentPrimitiveSection >( 1 );
pRenderNode->pPrimitive_ = pRenderResource_->pPrimitive_;
// Copy primitive sections in.
BcMemCopy( pRenderNode->pPrimitiveSections_, &PrimitiveSectionList_[ Idx ], sizeof( ScnCanvasComponentPrimitiveSection ) * 1 );
// Bind material.
// NOTE: We should be binding for every single draw call. We can have the material deal with redundancy internally
// if need be. If using multiple canvases we could potentially lose a material bind.
//if( pLastMaterialComponent != pRenderNode->pPrimitiveSections_->MaterialComponent_ )
{
pLastMaterialComponent = pRenderNode->pPrimitiveSections_->MaterialComponent_;
pLastMaterialComponent->bind( pFrame, Sort );
}
// Add to frame.
pRenderNode->Sort_ = Sort;
pFrame->addRenderNode( pRenderNode );
}
// Unlock vertex buffer.
pRenderResource_->pVertexBuffer_->setNoofUpdateVertices( VertexIndex_ );
pRenderResource_->pVertexBuffer_->unlock();
HaveVertexBufferLock_ = BcFalse;
// Flip the render resource.
CurrentRenderResource_ = 1 - CurrentRenderResource_;
// Reset render resource pointers to aid debugging.
pRenderResource_ = NULL;
pVertices_ = pVerticesEnd_ = NULL;
}
void ScnCanvasComponent::render( class ScnViewComponent* pViewComponent, RsFrame* pFrame, RsRenderSort Sort )
{
// Upload.
size_t VertexDataSize = VertexIndex_ * sizeof( ScnCanvasComponentVertex );
if( VertexDataSize > 0 )
{
UploadFence_.increment();
RsCore::pImpl()->updateBuffer(
RenderResource_.pVertexBuffer_, 0, VertexDataSize,
RsResourceUpdateFlags::ASYNC,
[ this, VertexDataSize ]
( RsBuffer* Buffer, const RsBufferLock& BufferLock )
{
BcAssert( VertexDataSize <= Buffer->getDesc().SizeBytes_ );
BcMemCopy( BufferLock.Buffer_, pWorkingVertices_,
VertexDataSize );
UploadFence_.decrement();
} );
}
// HUD pass.
Sort.Layer_ = 0;
Sort.Pass_ = RS_SORT_PASS_MAX;
// NOTE: Could do this sort inside of the renderer, but I'm just gonna keep the canvas
// as one solid object as to not conflict with other canvas objects when rendered
// to the scene. Will not sort by transparency or anything either.
//std::stable_sort( PrimitiveSectionList_.begin(), PrimitiveSectionList_.end(), ScnCanvasComponentPrimitiveSectionCompare() );
// Cache last material instance.
ScnMaterialComponent* pLastMaterialComponent = NULL;
for( BcU32 Idx = 0; Idx < PrimitiveSectionList_.size(); ++Idx )
{
auto* PrimitiveSection = &PrimitiveSectionList_[ Idx ];
ScnCanvasComponentRenderNode* pRenderNode = pFrame->newObject< ScnCanvasComponentRenderNode >();
pRenderNode->NoofSections_ = 1;//PrimitiveSectionList_.size();
pRenderNode->pPrimitiveSections_ = pFrame->alloc< ScnCanvasComponentPrimitiveSection >( 1 );
pRenderNode->VertexBuffer_ = RenderResource_.pVertexBuffer_;
pRenderNode->VertexDeclaration_ = VertexDeclaration_;
// Copy primitive sections in.
BcMemZero( pRenderNode->pPrimitiveSections_, sizeof( ScnCanvasComponentPrimitiveSection ) );
*pRenderNode->pPrimitiveSections_ = *PrimitiveSection;
// Bind material.
// NOTE: We should be binding for every single draw call. We can have the material deal with redundancy internally
// if need be. If using multiple canvases we could potentially lose a material bind.
//if( pLastMaterialComponent != pRenderNode->pPrimitiveSections_->MaterialComponent_ )
{
pLastMaterialComponent = pRenderNode->pPrimitiveSections_->MaterialComponent_;
pLastMaterialComponent->bind( pFrame, Sort );
}
// Add to frame.
//Sort.Layer_ = PrimitiveSection->Layer_;
pRenderNode->Sort_ = Sort;
pFrame->addRenderNode( pRenderNode );
}
// Reset vertices.
pVertices_ = pVerticesEnd_ = nullptr;
}
