136 lines
4.8 KiB
C++
136 lines
4.8 KiB
C++
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// @lint-ignore-every LICENSELINT
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// Copyright Epic Games, Inc. All Rights Reserved.
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#include "OculusXRHMD_Settings.h"
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#include "Engine/Engine.h"
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#if OCULUS_HMD_SUPPORTED_PLATFORMS
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namespace OculusXRHMD
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{
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//-------------------------------------------------------------------------------------------------
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// FSettings
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//-------------------------------------------------------------------------------------------------
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FSettings::FSettings()
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: BaseOffset(0, 0, 0)
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, BaseOrientation(FQuat::Identity)
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, PixelDensity(1.0f)
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, PixelDensityMin(0.8f)
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, PixelDensityMax(1.2f)
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, SystemHeadset(ovrpSystemHeadset_None)
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, SuggestedCpuPerfLevel(EOculusXRProcessorPerformanceLevel::SustainedLow)
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, SuggestedGpuPerfLevel(EOculusXRProcessorPerformanceLevel::SustainedHigh)
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, FoveatedRenderingMethod(EOculusXRFoveatedRenderingMethod::FixedFoveatedRendering)
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, FoveatedRenderingLevel(EOculusXRFoveatedRenderingLevel::Off)
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, bDynamicFoveatedRendering(true)
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, bSupportEyeTrackedFoveatedRendering(false)
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, SystemSplashBackground(ESystemSplashBackgroundType::Black)
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, XrApi(EOculusXRXrApi::OVRPluginOpenXR)
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, ColorSpace(EOculusXRColorSpace::P3)
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, ControllerPoseAlignment(EOculusXRControllerPoseAlignment::Default)
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, HandTrackingSupport(EOculusXRHandTrackingSupport::ControllersOnly)
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, HandTrackingFrequency(EOculusXRHandTrackingFrequency::LOW)
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, HandTrackingVersion(EOculusXRHandTrackingVersion::Default)
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, ColorScale(ovrpVector4f{ 1, 1, 1, 1 })
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, ColorOffset(ovrpVector4f{ 0, 0, 0, 0 })
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, bApplyColorScaleAndOffsetToAllLayers(false)
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, CurrentFeatureLevel(GMaxRHIFeatureLevel)
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, bLateLatching(false)
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, bSupportExperimentalFeatures(false)
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, ProcessorFavor(EProcessorFavor::FavorEqually)
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, BodyTrackingFidelity(EOculusXRHMDBodyTrackingFidelity::Low)
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, BodyTrackingJointSet(EOculusXRHMDBodyJointSet::UpperBody)
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{
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Flags.Raw = 0;
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Flags.bHMDEnabled = true;
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Flags.bUpdateOnRT = true;
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Flags.bHQBuffer = false;
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Flags.bCompositeDepth = true;
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#if PLATFORM_ANDROID
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Flags.bsRGBEyeBuffer = true;
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//oculus mobile is always-on stereo, no need for enableStereo codepaths
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Flags.bStereoEnabled = true;
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#else
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Flags.bsRGBEyeBuffer = false;
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Flags.bStereoEnabled = false;
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#endif
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CurrentFeatureLevel = GEngine ? GEngine->GetDefaultWorldFeatureLevel() : GMaxRHIFeatureLevel;
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CurrentShaderPlatform = GShaderPlatformForFeatureLevel[CurrentFeatureLevel];
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Flags.bSupportsDash = true;
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Flags.bFocusAware = true;
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Flags.bRequiresSystemKeyboard = false;
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Flags.bInsightPassthroughEnabled = false;
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Flags.bAnchorSupportEnabled = false;
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Flags.bAnchorSharingEnabled = false;
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Flags.bSceneSupportEnabled = false;
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Flags.bBodyTrackingEnabled = false;
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Flags.bEyeTrackingEnabled = false;
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Flags.bFaceTrackingEnabled = false;
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EyeRenderViewport[0] = EyeRenderViewport[1] = FIntRect(0, 0, 0, 0);
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RenderTargetSize = FIntPoint(0, 0);
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#ifdef WITH_OCULUS_BRANCH
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Flags.bTileTurnOffEnabled = false;
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#else
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Flags.bTileTurnOffEnabled = true;
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#endif
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}
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TSharedPtr<FSettings, ESPMode::ThreadSafe> FSettings::Clone() const
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{
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TSharedPtr<FSettings, ESPMode::ThreadSafe> NewSettings = MakeShareable(new FSettings(*this));
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return NewSettings;
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}
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void FSettings::SetPixelDensity(float NewPixelDensity)
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{
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if (Flags.bPixelDensityAdaptive)
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{
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PixelDensity = FMath::Clamp(NewPixelDensity, PixelDensityMin, PixelDensityMax);
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}
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else
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{
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PixelDensity = FMath::Clamp(NewPixelDensity, ClampPixelDensityMin, ClampPixelDensityMax);
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}
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}
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void FSettings::SetPixelDensitySmooth(float NewPixelDensity)
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{
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// Pixel Density changes need to be smooth both for artifacts with FFR/TTO (FFR/tile-turnoff is one frame late so shouldn't change too fast)
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// but also so that if the developer uses the CVar and not the runtime (which is already smooth) there is no jump artifacts.
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constexpr float MaxPerFrameIncrease = 0.010;
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constexpr float MaxPerFrameDecrease = 0.045;
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float NewClampedPixelDensity = FMath::Clamp(NewPixelDensity, PixelDensity - MaxPerFrameDecrease, PixelDensity + MaxPerFrameIncrease);
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if (Flags.bPixelDensityAdaptive)
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{
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PixelDensity = FMath::Clamp(NewClampedPixelDensity, PixelDensityMin, PixelDensityMax);
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}
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else
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{
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PixelDensity = FMath::Clamp(NewClampedPixelDensity, ClampPixelDensityMin, ClampPixelDensityMax);
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}
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}
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void FSettings::SetPixelDensityMin(float NewPixelDensityMin)
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{
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PixelDensityMin = FMath::Clamp(NewPixelDensityMin, ClampPixelDensityMin, ClampPixelDensityMax);
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PixelDensityMax = FMath::Max(PixelDensityMin, PixelDensityMax);
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SetPixelDensity(PixelDensity);
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}
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void FSettings::SetPixelDensityMax(float NewPixelDensityMax)
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{
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PixelDensityMax = FMath::Clamp(NewPixelDensityMax, ClampPixelDensityMin, ClampPixelDensityMax);
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PixelDensityMin = FMath::Min(PixelDensityMin, PixelDensityMax);
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SetPixelDensity(PixelDensity);
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}
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} // namespace OculusXRHMD
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#endif //OCULUS_HMD_SUPPORTED_PLATFORMS
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