Adds new denoiser optimization flags for rendering (#156)

# Description

Adds new denoiser optimization flags for rendering to the rendering app
files. These settings will turn off denoising by default, which helps
improve performance when rendering.

## Type of change

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applicable. -->

- New feature (non-breaking change which adds functionality)

## Checklist

- [x] I have run the [`pre-commit` checks](https://pre-commit.com/) with
`./isaaclab.sh --format`
- [ ] I have made corresponding changes to the documentation
- [x] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my
feature works
- [ ] I have updated the changelog and the corresponding version in the
extension's `config/extension.toml` file
- [ ] I have added my name to the `CONTRIBUTORS.md` or my name already
exists there

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putting an x character in it

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---------
Signed-off-by: peterd-NV <peterd@nvidia.com>
Signed-off-by: Kelly Guo <kellyg@nvidia.com>
Signed-off-by: Kelly Guo <kellyguo123@hotmail.com>
Co-authored-by: peterd-NV <peterd@nvidia.com>
Co-authored-by: CY Chen <cyc@nvidia.com>
Co-authored-by: oahmednv <oahmed@Nvidia.com>
Co-authored-by: Toni-SM <aserranomuno@nvidia.com>
Co-authored-by: rwiltz <165190220+rwiltz@users.noreply.github.com>

source/apps/isaaclab.python.headless.rendering.kit

@@ -52,6 +52,13 @@ rtx.directLighting.sampledLighting.samplesPerPixel = 1
 rtx.sceneDb.ambientLightIntensity = 1.0
 # rtx.shadows.enabled = false
 
+# Optimized denoiser flags for better rendering performance
+rtx-transient.dldenoiser.enabled = false
+rtx.indirectDiffuse.denoiser.enabled = false
+rtx.directLighting.sampledLighting.denoisingTechnique = 0
+rtx.reflections.denoiser.enabled = false
+rtx.ambientOcclusion.denoiserMode = 0
+
 # Avoids replicator warning
 rtx.pathtracing.maxSamplesPerLaunch = 1000000
 

source/apps/isaaclab.python.rendering.kit

@@ -52,6 +52,13 @@ rtx.directLighting.sampledLighting.samplesPerPixel = 1
 rtx.sceneDb.ambientLightIntensity = 1.0
 # rtx.shadows.enabled = false
 
+# Optimized denoiser flags for better rendering performance
+rtx-transient.dldenoiser.enabled = false
+rtx.indirectDiffuse.denoiser.enabled = false
+rtx.directLighting.sampledLighting.denoisingTechnique = 0
+rtx.reflections.denoiser.enabled = false
+rtx.ambientOcclusion.denoiserMode = 0
+
 # Avoids replicator warning
 rtx.pathtracing.maxSamplesPerLaunch = 1000000