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Handle dilated depth more gracefully for non-inverted depth.

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Encode inverted range in FP16.
This commit is contained in:
Hans-Kristian Arntzen 2022-07-02 00:06:51 +02:00
parent 2e6d42ad0a
commit 584457150e
2 changed files with 16 additions and 2 deletions
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9
src/ffx-fsr2-api/shaders/ffx_fsr2_callbacks_glsl.h
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@ -624,6 +624,9 @@ void SetReconstructedDepth(FFX_MIN16_I2 iPxSample, FfxUInt32 uValue)
void StoreDilatedDepth(FFX_PARAMETER_IN FFX_MIN16_I2 iPxPos, FFX_PARAMETER_IN FfxFloat32 fDepth)
{
#if defined(FSR2_BIND_UAV_DILATED_DEPTH)
#if !FFX_FSR2_OPTION_INVERTED_DEPTH
fDepth = 1.0 - fDepth; // Preserve precision as well as we can in FP16.
#endif
//FfxUInt32 uDepth = f32tof16(fDepth);
imageStore(rw_dilatedDepth, iPxPos, vec4(fDepth, 0.0f, 0.0f, 0.0f));
#endif
@ -658,7 +661,11 @@ FfxFloat32x2 SampleDilatedMotionVector(FfxFloat32x2 fUV)
FfxFloat32 LoadDilatedDepth(FFX_MIN16_I2 iPxInput)
{
#if defined(FSR2_BIND_SRV_DILATED_DEPTH)
return texelFetch(r_dilatedDepth, iPxInput, 0).r;
FfxFloat32 fDepth = texelFetch(r_dilatedDepth, iPxInput, 0).r;
#if !FFX_FSR2_OPTION_INVERTED_DEPTH
fDepth = 1.0 - fDepth; // Reconstruct from FP16.
#endif
return fDepth;
#else
return 0.f;
#endif

9
src/ffx-fsr2-api/shaders/ffx_fsr2_callbacks_hlsl.h
View File

@ -794,6 +794,9 @@ void SetReconstructedDepth(FFX_MIN16_I2 iPxSample, const FfxUInt32 uValue)
void StoreDilatedDepth(FFX_PARAMETER_IN FFX_MIN16_I2 iPxPos, FFX_PARAMETER_IN FfxFloat32 fDepth)
{
#if defined(FSR2_BIND_UAV_DILATED_DEPTH) || defined(FFX_INTERNAL)
#if !FFX_FSR2_OPTION_INVERTED_DEPTH
fDepth = 1.0 - fDepth; // Preserve precision as well as we can in FP16.
#endif
//FfxUInt32 uDepth = f32tof16(fDepth);
rw_dilatedDepth[iPxPos] = fDepth;
#endif
@ -828,7 +831,11 @@ FfxFloat32x2 SampleDilatedMotionVector(FfxFloat32x2 fUV)
FfxFloat32 LoadDilatedDepth(FFX_MIN16_I2 iPxInput)
{
#if defined(FSR2_BIND_SRV_DILATED_DEPTH) || defined(FFX_INTERNAL)
return r_dilatedDepth[iPxInput];
FfxFloat32 fDepth = r_dilatedDepth[iPxInput];
#if !FFX_FSR2_OPTION_INVERTED_DEPTH
fDepth = 1.0 - fDepth; // Reconstruct from FP16.
#endif
return fDepth;
#else
return 0.f;
#endif