public static TextureArrayConfig FindConfig(Texture2DArray diffuse)
{
var path = UnityEditor.AssetDatabase.GetAssetPath(diffuse);
path = path.Replace("_diff_tarray", "");
TextureArrayConfig cfg = UnityEditor.AssetDatabase.LoadAssetAtPath <TextureArrayConfig> (path);
return(cfg);
}
static int GetNewHash(TextureArrayConfig cfg)
{
unchecked
{
var settings = TextureArrayConfigEditor.GetSettingsGroup(cfg, UnityEditor.EditorUserBuildSettings.activeBuildTarget);
int h = 17;
h = h * TextureArrayConfigEditor.GetTextureFormat(cfg, settings.diffuseSettings.compression).GetHashCode() * 7;
h = h * TextureArrayConfigEditor.GetTextureFormat(cfg, settings.normalSettings.compression).GetHashCode() * 13;
h = h * TextureArrayConfigEditor.GetTextureFormat(cfg, settings.emissiveSettings.compression).GetHashCode() * 17;
h = h * TextureArrayConfigEditor.GetTextureFormat(cfg, settings.antiTileSettings.compression).GetHashCode() * 31;
h = h * TextureArrayConfigEditor.GetTextureFormat(cfg, settings.smoothSettings.compression).GetHashCode() * 37;
h = h * Application.unityVersion.GetHashCode() * 43;
return(h);
}
}
private static void CheckConfigForUpdates(TextureArrayConfig cfg)
{
int hash = GetNewHash(cfg);
if (hash != cfg.hash)
{
cfg.hash = hash;
EditorUtility.SetDirty(cfg);
try
{
sIsPostProcessing = true;
TextureArrayConfigEditor.CompileConfig(cfg);
}
finally
{
sIsPostProcessing = false;
AssetDatabase.Refresh();
AssetDatabase.SaveAssets();
MicroSplatTerrain.SyncAll();
}
}
}
public static int DrawTextureSelector(int textureIndex, Texture2DArray ta, bool compact = false)
{
if (ta == null)
{
return(textureIndex);
}
int count = ta.depth;
if (count > 32)
{
count = 32;
}
if (cachedArray != ta)
{
cachedArray = ta;
var path = AssetDatabase.GetAssetPath(ta);
path = path.Replace("_diff_tarray", "");
cachedConfig = AssetDatabase.LoadAssetAtPath <TextureArrayConfig> (path);
}
Texture2D disp = Texture2D.blackTexture;
if (ta != null)
{
int hash = ta.GetHashCode() * (textureIndex + 7);
Texture2D hashed = FindInPreviewCache(hash);
if (hashed == null)
{
hashed = new Texture2D(ta.width, ta.height, ta.format, false);
Graphics.CopyTexture(ta, textureIndex, 0, hashed, 0, 0);
hashed.Apply(false, false);
//FixUnityEditorLinearBug(ref hashed);
var hd = new TextureArrayPreviewCache();
hd.hash = hash;
hd.texture = hashed;
previewCache.Add(hd);
if (previewCache.Count > 20)
{
hd = previewCache[0];
previewCache.RemoveAt(0);
if (hd.texture != null)
{
GameObject.DestroyImmediate(hd.texture);
}
}
}
disp = hashed;
}
if (compact)
{
EditorGUILayout.BeginVertical();
EditorGUI.DrawPreviewTexture(EditorGUILayout.GetControlRect(GUILayout.Width(110), GUILayout.Height(96)), disp);
textureIndex = EditorGUILayout.IntSlider(textureIndex, 0, count - 1, GUILayout.Width(120));
EditorGUILayout.EndVertical();
}
else
{
string name = "";
if (cachedConfig != null)
{
if (textureIndex < cachedConfig.sourceTextures.Count && textureIndex >= 0)
{
var conf = cachedConfig.sourceTextures [textureIndex];
if (conf != null && conf.diffuse != null)
{
name = conf.diffuse.name;
}
}
}
Rect r = EditorGUILayout.GetControlRect(false, GUILayout.Height(128));
r.width -= 2;
float width = r.width;
r.width = 128;
EditorGUI.DrawPreviewTexture(r, disp);
r.height = 20;
r.width = width - 148;
r.x += 148;
r.y += 36;
Rect ridx = r;
ridx.y += 20;
ridx.width -= 44;
textureIndex = EditorGUI.IntSlider(ridx, textureIndex, 0, count - 1);
if (textureIndex <= 0)
{
textureIndex = 0;
GUI.enabled = false;
}
else
{
GUI.enabled = true;
}
ridx.x += ridx.width;
ridx.x += 4;
ridx.width = 22;
if (GUI.Button(ridx, "<"))
{
textureIndex -= 1;
}
if (textureIndex >= count - 1)
{
textureIndex = count - 1;
GUI.enabled = false;
}
else
{
GUI.enabled = true;
}
ridx.x += 22;
if (GUI.Button(ridx, ">"))
{
textureIndex += 1;
}
GUI.enabled = true;
EditorGUI.LabelField(r, name);
}
return(textureIndex);
}