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f2302251e4
#rb none #jira none #preflight trivial [CL 20652500 by robert srinivasiah in ue5-main branch]
55 lines
2.1 KiB
C++
55 lines
2.1 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "StereoRenderUtils.h"
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#include "RenderUtils.h"
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namespace UE::StereoRenderUtils
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{
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RENDERCORE_API FStereoShaderAspects::FStereoShaderAspects(EShaderPlatform Platform) :
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bInstancedStereoEnabled(false)
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, bMobileMultiViewEnabled(false)
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, bInstancedMultiViewportEnabled(false)
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, bInstancedStereoNative(false)
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, bMobileMultiViewNative(false)
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, bMobileMultiViewFallback(false)
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{
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check(Platform < EShaderPlatform::SP_NumPlatforms);
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// Would be nice to use URendererSettings, but not accessible in RenderCore
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static FShaderPlatformCachedIniValue<bool> CVarInstancedStereo(TEXT("vr.InstancedStereo"));
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static FShaderPlatformCachedIniValue<bool> CVarMobileMultiView(TEXT("vr.MobileMultiView"));
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static FShaderPlatformCachedIniValue<bool> CVarMobileHDR(TEXT("r.MobileHDR"));
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const bool bInstancedStereo = CVarInstancedStereo.Get(Platform);
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const bool bMobilePlatform = IsMobilePlatform(Platform);
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const bool bMobilePostprocessing = CVarMobileHDR.Get(Platform);
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const bool bMobileMultiView = CVarMobileMultiView.Get(Platform);
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bInstancedStereoNative = !bMobilePlatform && bInstancedStereo && RHISupportsInstancedStereo(Platform);
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const bool bMobileMultiViewCoreSupport = bMobilePlatform && bMobileMultiView && !bMobilePostprocessing;
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if (bMobileMultiViewCoreSupport)
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{
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if (RHISupportsMobileMultiView(Platform))
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{
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bMobileMultiViewNative = true;
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}
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else if (RHISupportsInstancedStereo(Platform))
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{
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bMobileMultiViewFallback = true;
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}
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}
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bInstancedStereoEnabled = bInstancedStereoNative || bMobileMultiViewFallback;
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bInstancedMultiViewportEnabled = bInstancedStereoNative && RHISupportsMultiView(Platform);
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bMobileMultiViewEnabled = bMobileMultiViewNative || bMobileMultiViewFallback;
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}
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RENDERCORE_API bool FStereoShaderAspects::IsInstancedStereoEnabled() const { return bInstancedStereoEnabled; }
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RENDERCORE_API bool FStereoShaderAspects::IsMobileMultiViewEnabled() const { return bMobileMultiViewEnabled; }
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RENDERCORE_API bool FStereoShaderAspects::IsInstancedMultiViewportEnabled() const { return bInstancedMultiViewportEnabled; }
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} // namespace UE::RenderUtils
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