void SetupInstanceSegmentation()
{
var myCamera = GetComponent <Camera>();
var width = myCamera.pixelWidth;
var height = myCamera.pixelHeight;
m_InstanceSegmentationTexture = new RenderTexture(new RenderTextureDescriptor(width, height, GraphicsFormat.R8G8B8A8_UNorm, 8));
m_InstanceSegmentationTexture.filterMode = FilterMode.Point;
m_InstanceSegmentationTexture.name = "InstanceSegmentation";
m_RenderedObjectInfoGenerator = new RenderedObjectInfoGenerator();
#if HDRP_PRESENT || URP_PRESENT
#if HDRP_PRESENT
var customPassVolume = this.GetComponent <CustomPassVolume>() ?? gameObject.AddComponent <CustomPassVolume>();
customPassVolume.injectionPoint = CustomPassInjectionPoint.BeforeRendering;
customPassVolume.isGlobal = true;
m_InstanceSegmentationPass = new InstanceSegmentationPass()
{
name = "Instance segmentation pass",
targetCamera = GetComponent <Camera>(),
targetTexture = m_InstanceSegmentationTexture
};
m_InstanceSegmentationPass.EnsureInit();
customPassVolume.customPasses.Add(m_InstanceSegmentationPass);
m_LensDistortionPass = new LensDistortionPass(GetComponent <Camera>(), m_InstanceSegmentationTexture)
{
name = "Instance Segmentation Lens Distortion Pass"
};
m_LensDistortionPass.EnsureInit();
customPassVolume.customPasses.Add(m_LensDistortionPass);
m_fLensDistortionEnabled = true;
#elif URP_PRESENT
m_InstanceSegmentationPass = new InstanceSegmentationUrpPass(myCamera, m_InstanceSegmentationTexture);
AddScriptableRenderPass(m_InstanceSegmentationPass);
// Lens Distortion
m_LensDistortionPass = new LensDistortionUrpPass(myCamera, m_InstanceSegmentationTexture);
AddScriptableRenderPass(m_LensDistortionPass);
m_fLensDistortionEnabled = true;
#endif
m_LensDistortionPass.m_LensDistortionCrossPipelinePass.lensDistortionOverride =
m_LensDistortionIntensityOverride;
#endif
m_InstanceSegmentationReader = new RenderTextureReader <Color32>(m_InstanceSegmentationTexture, myCamera, (frameCount, data, tex) =>
{
InstanceSegmentationImageReadback?.Invoke(frameCount, data, tex);
if (RenderedObjectInfosCalculated != null)
{
m_RenderedObjectInfoGenerator.Compute(data, tex.width, BoundingBoxOrigin.TopLeft, out var renderedObjectInfos, Allocator.Temp);
RenderedObjectInfosCalculated?.Invoke(frameCount, renderedObjectInfos);
renderedObjectInfos.Dispose();
}
void CaptureInstanceSegmentation(ScriptableRenderContext scriptableRenderContext)
{
var width = m_InstanceSegmentationTexture.width;
m_InstanceSegmentationReader.Capture(scriptableRenderContext, (frameCount, data, renderTexture) =>
{
InstanceSegmentationImageReadback?.Invoke(frameCount, data, m_InstanceSegmentationTexture);
if (RenderedObjectInfosCalculated != null)
{
m_RenderedObjectInfoGenerator.Compute(data, width,
BoundingBoxOrigin.TopLeft, out var renderedObjectInfos, Allocator.Temp);
RenderedObjectInfosCalculated?.Invoke(frameCount, renderedObjectInfos);
renderedObjectInfos.Dispose();
}