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Added support for dynamic resolution scaling using ScalableBufferManager.

hdrp
Nico de Poel 3 years ago
parent
08915f9612
commit
6e427baad0
3 changed files with 39 additions and 19 deletions
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  1. 2
      Assets/Scenes/SampleScene.unity
  2. 54
      Assets/Scripts/Fsr2ImageEffect.cs
  3. 2
      ProjectSettings/ProjectSettings.asset

2
Assets/Scenes/SampleScene.unity
View File

@ -282,7 +282,7 @@ Camera:
m_TargetEye: 3
m_HDR: 1
m_AllowMSAA: 0
m_AllowDynamicResolution: 0
m_AllowDynamicResolution: 1
m_ForceIntoRT: 0
m_OcclusionCulling: 1
m_StereoConvergence: 10

54
Assets/Scripts/Fsr2ImageEffect.cs
View File

@ -103,7 +103,7 @@ namespace FidelityFX
public RenderTexture outputMotionVectors;
private Fsr2Context _context;
private Vector2Int _renderSize;
private Vector2Int _maxRenderSize;
private Vector2Int _displaySize;
private float _appliedBiasOffset;
private bool _resetHistory;
@ -139,8 +139,8 @@ namespace FidelityFX
// Determine the desired rendering and display resolutions
_displaySize = GetDisplaySize();
Fsr2.GetRenderResolutionFromQualityMode(out var renderWidth, out var renderHeight, _displaySize.x, _displaySize.y, qualityMode);
_renderSize = new Vector2Int(renderWidth, renderHeight);
Fsr2.GetRenderResolutionFromQualityMode(out var maxRenderWidth, out var maxRenderHeight, _displaySize.x, _displaySize.y, qualityMode);
_maxRenderSize = new Vector2Int(maxRenderWidth, maxRenderHeight);
if (!SystemInfo.supportsComputeShaders)
{
@ -149,9 +149,9 @@ namespace FidelityFX
return;
}
if (_renderSize.x == 0 || _renderSize.y == 0)
if (_maxRenderSize.x == 0 || _maxRenderSize.y == 0)
{
Debug.LogError($"FSR2 render size is invalid: {_renderSize.x}x{_renderSize.y}. Please check your screen resolution and camera viewport parameters.");
Debug.LogError($"FSR2 render size is invalid: {_maxRenderSize.x}x{_maxRenderSize.y}. Please check your screen resolution and camera viewport parameters.");
enabled = false;
return;
}
@ -186,8 +186,9 @@ namespace FidelityFX
if (_renderCamera.allowHDR) flags |= Fsr2.InitializationFlags.EnableHighDynamicRange;
if (enableFP16) flags |= Fsr2.InitializationFlags.EnableFP16Usage;
if (enableAutoExposure) flags |= Fsr2.InitializationFlags.EnableAutoExposure;
if (UsingDynamicResolution()) flags |= Fsr2.InitializationFlags.EnableDynamicResolution;
_context = Fsr2.CreateContext(_displaySize, _renderSize, Callbacks, flags);
_context = Fsr2.CreateContext(_displaySize, _maxRenderSize, Callbacks, flags);
_prevDisplaySize = _displaySize;
_prevQualityMode = qualityMode;
@ -233,7 +234,7 @@ namespace FidelityFX
private void ApplyMipmapBias()
{
// Apply a mipmap bias so that textures retain their sharpness
float biasOffset = Fsr2.GetMipmapBiasOffset(_renderSize.x, _displaySize.x);
float biasOffset = Fsr2.GetMipmapBiasOffset(_maxRenderSize.x, _displaySize.x);
if (!float.IsNaN(biasOffset) && !float.IsInfinity(biasOffset))
{
Callbacks.ApplyMipmapBias(biasOffset);
@ -285,14 +286,15 @@ namespace FidelityFX
{
// Render to a smaller portion of the screen by manipulating the camera's viewport rect
_renderCamera.aspect = (_displaySize.x * _originalRect.width) / (_displaySize.y * _originalRect.height);
_renderCamera.rect = new Rect(0, 0, _originalRect.width * _renderSize.x / _renderCamera.pixelWidth, _originalRect.height * _renderSize.y / _renderCamera.pixelHeight);
_renderCamera.rect = new Rect(0, 0, _originalRect.width * _maxRenderSize.x / _renderCamera.pixelWidth, _originalRect.height * _maxRenderSize.y / _renderCamera.pixelHeight);
}
// Set up the opaque-only command buffer to make a copy of the camera color buffer right before transparent drawing starts
_opaqueInputCommandBuffer.Clear();
if (autoGenerateReactiveMask || autoGenerateTransparencyAndComposition)
{
_colorOpaqueOnly = RenderTexture.GetTemporary(_renderSize.x, _renderSize.y, 0, GetDefaultFormat());
var scaledRenderSize = GetScaledRenderSize();
_colorOpaqueOnly = RenderTexture.GetTemporary(scaledRenderSize.x, scaledRenderSize.y, 0, GetDefaultFormat());
_opaqueInputCommandBuffer.Blit(BuiltinRenderTextureType.CameraTarget, _colorOpaqueOnly);
}
@ -320,14 +322,16 @@ namespace FidelityFX
if (!enableAutoExposure && exposure != null) _dispatchDescription.Exposure = exposure;
if (reactiveMask != null) _dispatchDescription.Reactive = reactiveMask;
if (transparencyAndCompositionMask != null) _dispatchDescription.TransparencyAndComposition = transparencyAndCompositionMask;
var scaledRenderSize = GetScaledRenderSize();
_dispatchDescription.Output = null;
_dispatchDescription.PreExposure = preExposure;
_dispatchDescription.EnableSharpening = performSharpenPass;
_dispatchDescription.Sharpness = sharpness;
_dispatchDescription.MotionVectorScale.x = -_renderSize.x;
_dispatchDescription.MotionVectorScale.y = -_renderSize.y;
_dispatchDescription.RenderSize = _renderSize;
_dispatchDescription.MotionVectorScale.x = -scaledRenderSize.x;
_dispatchDescription.MotionVectorScale.y = -scaledRenderSize.y;
_dispatchDescription.RenderSize = scaledRenderSize;
_dispatchDescription.FrameTimeDelta = Time.unscaledDeltaTime;
_dispatchDescription.CameraNear = _renderCamera.nearClipPlane;
_dispatchDescription.CameraFar = _renderCamera.farClipPlane;
@ -360,7 +364,7 @@ namespace FidelityFX
_genReactiveDescription.ColorOpaqueOnly = _colorOpaqueOnly;
_genReactiveDescription.ColorPreUpscale = null;
_genReactiveDescription.OutReactive = null;
_genReactiveDescription.RenderSize = _renderSize;
_genReactiveDescription.RenderSize = GetScaledRenderSize();
_genReactiveDescription.Scale = generateReactiveParameters.scale;
_genReactiveDescription.CutoffThreshold = generateReactiveParameters.cutoffThreshold;
_genReactiveDescription.BinaryValue = generateReactiveParameters.binaryValue;
@ -369,14 +373,16 @@ namespace FidelityFX
private void ApplyJitter()
{
var scaledRenderSize = GetScaledRenderSize();
// Perform custom jittering of the camera's projection matrix according to FSR2's recipe
int jitterPhaseCount = Fsr2.GetJitterPhaseCount(_renderSize.x, _displaySize.x);
int jitterPhaseCount = Fsr2.GetJitterPhaseCount(scaledRenderSize.x, _displaySize.x);
Fsr2.GetJitterOffset(out float jitterX, out float jitterY, Time.frameCount, jitterPhaseCount);
_dispatchDescription.JitterOffset = new Vector2(jitterX, jitterY);
jitterX = 2.0f * jitterX / _renderSize.x;
jitterY = 2.0f * jitterY / _renderSize.y;
jitterX = 2.0f * jitterX / scaledRenderSize.x;
jitterY = 2.0f * jitterY / scaledRenderSize.y;
var jitterTranslationMatrix = Matrix4x4.Translate(new Vector3(jitterX, jitterY, 0));
_renderCamera.nonJitteredProjectionMatrix = _renderCamera.projectionMatrix;
@ -401,7 +407,8 @@ namespace FidelityFX
if (autoGenerateReactiveMask)
{
// The auto-reactive mask pass is executed separately from the main FSR2 passes
_dispatchCommandBuffer.GetTemporaryRT(Fsr2ShaderIDs.UavAutoReactive, _renderSize.x, _renderSize.y, 0, default, GraphicsFormat.R8_UNorm, 1, true);
var scaledRenderSize = GetScaledRenderSize();
_dispatchCommandBuffer.GetTemporaryRT(Fsr2ShaderIDs.UavAutoReactive, scaledRenderSize.x, scaledRenderSize.y, 0, default, GraphicsFormat.R8_UNorm, 1, true);
_context.GenerateReactiveMask(_genReactiveDescription, _dispatchCommandBuffer);
_dispatchDescription.Reactive = Fsr2ShaderIDs.UavAutoReactive;
}
@ -456,5 +463,18 @@ namespace FidelityFX
return new Vector2Int(_renderCamera.pixelWidth, _renderCamera.pixelHeight);
}
private bool UsingDynamicResolution()
{
return _renderCamera.allowDynamicResolution || (_originalRenderTarget != null && _originalRenderTarget.useDynamicScale);
}
private Vector2Int GetScaledRenderSize()
{
if (UsingDynamicResolution())
return new Vector2Int(Mathf.CeilToInt(_maxRenderSize.x * ScalableBufferManager.widthScaleFactor), Mathf.CeilToInt(_maxRenderSize.y * ScalableBufferManager.heightScaleFactor));
return _maxRenderSize;
}
}
}

2
ProjectSettings/ProjectSettings.asset
View File

@ -144,7 +144,7 @@ PlayerSettings:
vrSettings:
enable360StereoCapture: 0
isWsaHolographicRemotingEnabled: 0
enableFrameTimingStats: 0
enableFrameTimingStats: 1
enableOpenGLProfilerGPURecorders: 1
useHDRDisplay: 0
D3DHDRBitDepth: 0

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