private void PersistLookupTexture()
{
ShinyShadingLookupTexture l = target as ShinyShadingLookupTexture;
if (!l)
{
return;
}
string assetName = (l.gameObject.name) + kLookupTexturePropertyName;
// Dr Paranoia, featuring his sidekick, Punk Patch.
assetName = assetName.Replace(":", "_");
Texture2D persistentTexture = PersistLookupTexture(assetName, l.lookupTexture);
foreach (Material m in l.GetComponent <Renderer>().sharedMaterials)
{
if (HasLookupTextureSlot(m))
{
m.SetTexture(kLookupTexturePropertyName, persistentTexture);
l.SetParameters(m);
}
}
}
public override void OnInspectorGUI()
{
ShinyShadingLookupTexture l = target as ShinyShadingLookupTexture;
EditorGUI.indentLevel++;
//l.diffuseIntensity = EditorGUILayout.Slider ("Diffuse", l.diffuseIntensity, 0f, 2f);
{
EditorGUILayout.Space();
GUILayout.Label("FRESNEL", EditorStyles.miniBoldLabel);
l.reflectivityAt0 = EditorGUILayout.Slider(" Reflectivity (0 degrees)", l.reflectivityAt0, 0f, 1f);
l.reflectivityAt90 = EditorGUILayout.Slider(" Reflectivity (90 degrees)", l.reflectivityAt90, 0f, 1f);
l.reflectivityFalloff = EditorGUILayout.Slider(" Falloff", l.reflectivityFalloff, 0f, 20.0f);
}
EditorGUI.indentLevel--;
EditorGUILayout.Space();
GUILayout.Label("SPECULAR", EditorStyles.miniBoldLabel);
EditorGUI.indentLevel++;
l.specularIntensity = EditorGUILayout.Slider("Specular 1", l.specularIntensity, 0f, 10f);
if (l.specularIntensity > 1e-6)
{
EditorGUI.indentLevel++;
l.specularShininess = EditorGUILayout.Slider(" Roughness", l.specularShininess, 0f, 1f);
EditorGUI.indentLevel--;
}
l.specularIntensity2 = EditorGUILayout.Slider("Specular 2", l.specularIntensity2, 0f, 10f);
if (l.specularIntensity2 > 1e-6)
{
EditorGUI.indentLevel++;
l.specularShininess2 = EditorGUILayout.Slider(" Roughness", l.specularShininess2, 0f, 1f);
EditorGUI.indentLevel--;
}
EditorGUI.indentLevel--;
EditorGUILayout.Space();
GUILayout.Label("MISC", EditorStyles.miniBoldLabel);
GUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel("Lookup Texture", "MiniPopup");
l.lookupTextureWidth = EditorGUILayout.IntPopup(l.lookupTextureWidth, kTextureSizes, kTextureSizesValues, GUILayout.MinWidth(40));
GUILayout.Label("x");
l.lookupTextureHeight = EditorGUILayout.IntPopup(l.lookupTextureHeight, kTextureSizes, kTextureSizesValues, GUILayout.MinWidth(40));
GUILayout.FlexibleSpace();
GUILayout.EndHorizontal();
if (GUI.changed)
{
EditorUtility.SetDirty(l);
Undo.RegisterUndo(l, "BRDFTexture Params Change");
baked = false;
}
// preview
GUILayout.BeginHorizontal();
lowResPreview = EditorGUILayout.Toggle("Low Res Preview", lowResPreview);
GUILayout.FlexibleSpace();
if (GUILayout.Button(previewRGB? "RGB": "Alpha", "MiniButton", GUILayout.MinWidth(38)))
{
previewRGB = !previewRGB;
}
GUILayout.EndHorizontal();
if (lowResPreview && !baked)
{
GUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
if (GUILayout.Button("Bake", GUILayout.MinWidth(64)))
{
l.Bake();
baked = true;
}
GUILayout.EndHorizontal();
}
if (GUI.changed || !l.lookupTexture)
{
if (lowResPreview)
{
if (!baked)
{
l.Preview();
}
}
else
{
l.Bake();
}
PersistLookupTexture();
}
Rect r = GUILayoutUtility.GetAspectRect(1.0f);
r.x += kTexturePreviewBorder;
r.y += kTexturePreviewBorder;
r.width -= kTexturePreviewBorder * 2;
r.height -= kTexturePreviewBorder * 2;
if (previewRGB)
{
EditorGUI.DrawPreviewTexture(r, l.lookupTexture);
}
else
{
EditorGUI.DrawTextureAlpha(r, l.lookupTexture);
}
// persist lookup-texture on Undo
if (Event.current.type == EventType.ValidateCommand)
{
switch (Event.current.commandName)
{
case "UndoRedoPerformed":
{
l.Bake();
PersistLookupTexture();
baked = false;
}
break;
}
}
}