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#rb none #lockdown Nick.Penwarden #ROBOMERGE-OWNER: ryan.gerleve #ROBOMERGE-AUTHOR: ben.marsh #ROBOMERGE-SOURCE: CL 4662404 in //UE4/Main/... #ROBOMERGE-BOT: ENGINE (Main -> Dev-Networking) [CL 4662413 by ben marsh in Dev-Networking branch]
41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.
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/*=============================================================================
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PixelShaderUtils.cpp: Implementations of utilities for pixel shaders.
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=============================================================================*/
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#include "PixelShaderUtils.h"
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#include "CommonRenderResources.h"
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#include "RenderGraph.h"
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// static
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void FPixelShaderUtils::DrawFullscreenTriangle(FRHICommandList& RHICmdList, uint32 InstanceCount)
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{
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RHICmdList.SetStreamSource(0, GScreenRectangleVertexBuffer.VertexBufferRHI, 0);
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RHICmdList.DrawIndexedPrimitive(
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GScreenRectangleIndexBuffer.IndexBufferRHI,
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/*BaseVertexIndex=*/ 0,
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/*MinIndex=*/ 0,
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/*NumVertices=*/ 3,
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/*StartIndex=*/ 6,
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/*NumPrimitives=*/ 1,
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/*NumInstances=*/ InstanceCount);
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}
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// static
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void FPixelShaderUtils::DrawFullscreenQuad(FRHICommandList& RHICmdList, uint32 InstanceCount)
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{
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RHICmdList.SetStreamSource(0, GScreenRectangleVertexBuffer.VertexBufferRHI, 0);
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RHICmdList.DrawIndexedPrimitive(
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GScreenRectangleIndexBuffer.IndexBufferRHI,
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/*BaseVertexIndex=*/ 0,
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/*MinIndex=*/ 0,
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/*NumVertices=*/ 4,
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/*StartIndex=*/ 0,
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/*NumPrimitives=*/ 2,
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/*NumInstances=*/ InstanceCount);
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}
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