Texture2D CreateEnvMapTextureFromResult()
{
Assert.IsNotNull(m_ColorCorrect);
var mat = DelightingService.GetLatLongMaterial(
vm.latLongA,
vm.normalsTexture,
vm.latLongAverage,
vm.overrideReferenceZone,
vm.latLongExposure,
vm.safetyZoneParams,
true);
var temporaryRT = RenderTexture.GetTemporary(vm.latLongA.width, vm.latLongA.height, 0, RenderTextureFormat.ARGBFloat, RenderTextureReadWrite.Linear);
DelightingHelpers.PushSRGBWrite(false);
Graphics.Blit(null, temporaryRT, mat, 0);
DelightingHelpers.PopSRGBWrite();
var exportedLatLong = new Texture2D(vm.latLongA.width, vm.latLongA.height, TextureFormat.RGBAFloat, false, true);
RenderTexture previous = RenderTexture.active;
RenderTexture.active = temporaryRT;
exportedLatLong.ReadPixels(new Rect(0, 0, vm.latLongA.width, vm.latLongA.height), 0, 0, false);
exportedLatLong.Apply();
RenderTexture.active = previous;
GL.sRGBWrite = false;
return(exportedLatLong);
}
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();
}
}