private static Texture2D GetCachedTexture(Texture2DArray ta, int textureIndex)
{
var hash = ta.GetHashCode() * (textureIndex + 7);
var hashed = FindInPreviewCache(hash);
if (hashed != null)
{
return(hashed);
}
hashed = new Texture2D(ta.width, ta.height, ta.format, false);
Graphics.CopyTexture(ta, textureIndex, 0, hashed, 0, 0);
hashed.Apply(false, false);
var hd = new TextureArrayPreviewCache
{
Hash = hash,
Texture = hashed
};
PreviewCache.Add(hd);
if (PreviewCache.Count > 100)
{
hd = PreviewCache[0];
PreviewCache.RemoveAt(0);
if (hd.Texture != null)
{
DestroyImmediate(hd.Texture);
}
}
return(hashed);
}
public static int DrawTextureSelector(int textureIndex, Texture2DArray ta, bool compact = false)
{
if (ta == null)
{
return(textureIndex);
}
int count = ta.depth;
if (count > 16)
{
count = 16;
}
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
{
textureIndex = EditorGUILayout.IntSlider("index", textureIndex, 0, count - 1);
EditorGUI.DrawPreviewTexture(EditorGUILayout.GetControlRect(GUILayout.Width(128), GUILayout.Height(128)), disp);
}
return(textureIndex);
}
static int DrawSelectionElement(Rect r, int i, int index, Texture2DArray texArray, string label, int elemSize)
{
if (GUI.Button(r, "", GUI.skin.box))
{
index = i;
}
int hash = texArray.GetHashCode() * 7 + i * 31;
Texture2D image = null;
bool found = cachedSelectionImages.TryGetValue(hash, out image);
if (!found || image == null)
{
var tmp = new Texture2D(texArray.width, texArray.height, texArray.format, false, false);
Graphics.CopyTexture(texArray, i, 0, tmp, 0, 0);
tmp.Apply();
RenderTexture rt = RenderTexture.GetTemporary(128, 128, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.sRGB);
Graphics.Blit(tmp, rt);
RenderTexture.active = rt;
image = new Texture2D(128, 128, TextureFormat.RGBA32, true, false);
image.ReadPixels(new Rect(0, 0, 128, 128), 0, 0);
image.Apply();
cachedSelectionImages[hash] = image;
RenderTexture.active = null;
RenderTexture.ReleaseTemporary(rt);
}
GUI.DrawTexture(r, image, ScaleMode.ScaleToFit, false);
if (i == index)
{
GUI.DrawTexture(r, selectedTex, ScaleMode.ScaleToFit, true);
}
if (!string.IsNullOrEmpty(label))
{
r.height = 18;
var v = r.center;
v.y += elemSize - 18;
r.center = v;
Color contentColor = GUI.contentColor;
GUI.DrawTexture(r, labelBackgroundTex, ScaleMode.StretchToFill);
GUI.contentColor = EditorGUIUtility.isProSkin ? Color.white : Color.black;
GUI.Box(r, label);
GUI.contentColor = contentColor;
}
return(index);
}
/// <summary>
/// A representative hash code.
/// </summary>
/// <returns>A number that is guaranteed to be the same when generated from two objects that are the same.</returns>
public override int GetHashCode()
{
int hash = 0;
if (!ReferenceEquals(colors, null))
{
hash ^= colors.GetHashCode();
}
if (!ReferenceEquals(directions, null))
{
hash ^= directions.GetHashCode();
}
if (!ReferenceEquals(shadowMasks, null))
{
hash ^= shadowMasks.GetHashCode();
}
return(hash);
}
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);
}