public override void OnGUI()
{
SetValue(kLatLongExposure, EditorGUILayout.Slider(Content.kLatLongExposureLabel, GetValue(kLatLongExposure), 0, 1));
var latLongA = GetValue(kLatLongA);
if (latLongA != null)
{
var mat = DelightingService.GetLatLongMaterial(
latLongA,
GetValue(kNormalsTexture),
GetValue(kLatLongAverage),
GetValue(kOverrideReferenceZone),
GetValue(kLatLongExposure),
GetValue(kSafetyZoneParams),
false);
var oldRt = RenderTexture.active;
m_latLongExposed = DelightingHelpers.InstantiateRTIfRequired(m_latLongExposed, latLongA.width, latLongA.height, false, TextureWrapMode.Clamp);
DelightingHelpers.PushSRGBWrite(false);
Graphics.Blit(null, m_latLongExposed, mat);
DelightingHelpers.PopSRGBWrite();
RenderTexture.active = oldRt;
GUILayout.BeginHorizontal();
EditorGUILayout.LabelField(Content.kLatLongALabel, EditorStyles.boldLabel);
GUILayout.FlexibleSpace();
if (GUILayout.Button(Content.kExportLabel))
{
ExecuteCommand(kCmdExportMainEnvMap);
}
GUILayout.EndHorizontal();
EditorGUILayout.Space();
var rect = GUILayoutUtility.GetAspectRect(latLongA.width / (float)latLongA.height);
GUI.DrawTexture(rect, m_latLongExposed);
EditorGUILayout.Space();
}
var bakedLut = GetValue(kBakedLUT);
if (bakedLut != null)
{
EditorGUILayout.Space();
EditorGUILayout.LabelField(Content.kBakedLUTLabel, EditorStyles.boldLabel);
EditorGUILayout.Space();
var rect = GUILayoutUtility.GetAspectRect(bakedLut.width / (float)bakedLut.height);
GUI.DrawTexture(rect, bakedLut);
EditorGUILayout.Space();
}
}
public Delighting.ErrorCode RenderPreview()
{
var error = ValidateInputs();
if (result == null)
{
error |= Delighting.ErrorCode.PreviewNotAvailable;
}
if (error != Delighting.ErrorCode.NoErrors)
{
return(error);
}
// Prepare RT target
vm.previewTexture = DelightingHelpers.InstantiateRTIfRequired(vm.previewTexture, result.width, result.height, false, TextureWrapMode.Clamp);
// Store local variables
var previewTexture = vm.previewTexture;
var delighted = result;
var leftViewMode = vm.leftViewMode;
var rightViewMode = vm.rightViewMode;
var compareViewLerp = vm.compareViewLerp;
var baseTexture = vm.baseTexture;
var normalsTexture = vm.normalsTexture;
var bentNormalsTexture = vm.bentNormalsTexture;
var ambientOcclusionTexture = vm.ambientOcclusionTexture;
var maskTexture = vm.maskTexture;
// Material setup
kPreviewMaterial.SetFloat("_ComparePos", compareViewLerp);
SetupPreviewMaterial("Left", leftViewMode, baseTexture, delighted, normalsTexture, bentNormalsTexture, ambientOcclusionTexture, maskTexture);
SetupPreviewMaterial("Right", rightViewMode, baseTexture, delighted, normalsTexture, bentNormalsTexture, ambientOcclusionTexture, maskTexture);
var oldRt = RenderTexture.active;
Graphics.Blit(null, previewTexture, kPreviewMaterial, 0);
RenderTexture.active = oldRt;
vm.SetPropertyChanged(DelightingViewModel.Properties.kPreviewTexture);
return(Delighting.ErrorCode.NoErrors);
}
IEnumerator DoProcess(Delighting.ProcessArgs args, bool dryRun)
{
// ------------------------------------------------------------------------------------
// Render loop goes here
///
if (args.fromStep == Delighting.ProcessStep.Gather)
{
// Prepare outputs
if (!dryRun)
{
m_Result = DelightingHelpers.InstantiateRTIfRequired(m_Result, vm.baseTexture.width, vm.baseTexture.height, true, TextureWrapMode.Clamp);
m_AOCorrected = DelightingHelpers.InstantiateRTIfRequired(m_AOCorrected, vm.ambientOcclusionTexture.width, vm.ambientOcclusionTexture.height, true, TextureWrapMode.Clamp);
vm.latLongA = DelightingHelpers.InstantiateRTIfRequired(vm.latLongA, kEnvSize, kEnvSize / 2, false, TextureWrapMode.Clamp);
vm.bakedLUT = DelightingHelpers.InstantiateRTIfRequired(vm.bakedLUT, 64, 64, false, TextureWrapMode.Clamp);
}
yield return(null);
RenderTexture GlobalLatLong = null;
if (!dryRun)
{
GlobalLatLong = vm.latLongA;
if (m_LatLongArray != null)
{
m_LatLongArray.Release();
m_LatLongArray = null;
}
if (vm.latLongAverage != null)
{
vm.latLongAverage.Release();
vm.latLongAverage = null;
}
// Recover missing AO from BaseTex
processAOrecover();
}
yield return(null);
if (!dryRun)
{
// LatLong array gather pass
m_LatLongArray = GatherLLArray(GlobalLatLong.width, GlobalLatLong.height); // Store colors per direction info as LatLong map
CleanBuffer(m_LatLongArray, 1); // Remove small weight points
}
yield return(null);
if (!dryRun)
{
// Store and normalize the Global LatLong
NormalizeLatLong(m_LatLongArray, GlobalLatLong);
}
yield return(null);
if (!dryRun)
{
// Find the average color and use it as color reference
vm.latLongAverage = AverageLatLong(GlobalLatLong);
}
yield return(null);
}
///
if (args.fromStep == Delighting.ProcessStep.Delight ||
args.fromStep == Delighting.ProcessStep.Gather)
{
if (!dryRun)
{
Assert.IsNotNull(m_LatLongArray);
Assert.IsNotNull(vm.latLongAverage);
// Prepare outputs
if (m_LutArrayGather != null)
{
m_LutArrayGather.Release();
m_LutArrayGather = null;
}
// Inververse IBL pass: use the LatLong array to get back the albedo. No occlusion compensation
DelightingArray(m_Result, m_LatLongArray, vm.latLongAverage, kEnvSize, kEnvSize / 2);
}
yield return(null);
if (!dryRun)
{
// LUT Gathering pass - Gather Occlusion + GI and store it in a LUT
m_LutArrayGather = GatherLUTArray(true, vm.bakedLUT.width, vm.bakedLUT.height);
CleanBuffer(m_LutArrayGather, 1);
}
yield return(null);
if (!dryRun)
{
NormalizeLUT(m_LutArrayGather, vm.bakedLUT); // Used just to make the preview !!! Change the name
}
yield return(null);
// Apply LUT
if (!dryRun)
{
ApplyLUTArray(m_Result, m_LutArrayGather, vm.latLongAverage, vm.bakedLUT.width, vm.bakedLUT.height, kGridSize); // Apply inverse LUT for de-light Occlusion + GI
}
yield return(null);
}
///
if (args.fromStep == Delighting.ProcessStep.Delight ||
args.fromStep == Delighting.ProcessStep.Gather ||
args.fromStep == Delighting.ProcessStep.ColorCorrection)
{
if (!dryRun)
{
m_ColorCorrect = DelightingHelpers.InstantiateRTIfRequired(m_ColorCorrect, vm.baseTexture.width, vm.baseTexture.height, false, TextureWrapMode.Clamp);
ColorCorrection(m_ColorCorrect, m_LatLongArray, vm.latLongAverage, kEnvSize, kEnvSize / 2); // Apply Color Correction using Reference/Average Color, and various filters
}
yield return(null);
}
// End of render loop
// ------------------------------------------------------------------------------------
yield return(dryRun
? null
: new ProcessOperation()
{
error = Delighting.ErrorCode.NoErrors,
result = args.calculateResult ? CreateDelightedTextureFromResult() : null
});
}
