diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2492978..17a2081 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,6 +22,7 @@ Additions
Improvements
- Allow NumberExtensions.GetPoints to include bottom and right coordinates
+- Allow AutoTiling overlayTextures to return null texture regions
### MLEM.Ui
Additions
diff --git a/MLEM/Graphics/AutoTiling.cs b/MLEM/Graphics/AutoTiling.cs
index fb5f3f0..2934483 100644
--- a/MLEM/Graphics/AutoTiling.cs
+++ b/MLEM/Graphics/AutoTiling.cs
@@ -131,8 +131,11 @@ namespace MLEM.Graphics {
///
public static void DrawExtendedAutoTileCorner(SpriteBatch batch, Vector2 pos, Func overlayTextures, ConnectsTo connectsTo, Color overlayColor, Direction2 corner, Vector2? origin = null, Vector2? scale = null, float layerDepth = 0) {
var src = AutoTiling.CalculateExtendedAutoTileOffset(connectsTo, corner);
- if (src >= 0)
- batch.Draw(overlayTextures(src), pos, overlayColor, 0, origin ?? Vector2.Zero, scale ?? Vector2.One, SpriteEffects.None, layerDepth);
+ if (src >= 0) {
+ var tex = overlayTextures(src);
+ if (tex != null)
+ batch.Draw(tex, pos, overlayColor, 0, origin ?? Vector2.Zero, scale ?? Vector2.One, SpriteEffects.None, layerDepth);
+ }
}
///
@@ -174,8 +177,11 @@ namespace MLEM.Graphics {
public static void AddExtendedAutoTileCorner(StaticSpriteBatch batch, Vector2 pos, Func overlayTextures, ConnectsTo connectsTo, Color overlayColor, Direction2 corner, Vector2? origin = null, Vector2? scale = null, float layerDepth = 0, ICollection items = null) {
var src = AutoTiling.CalculateExtendedAutoTileOffset(connectsTo, corner);
if (src >= 0) {
- var o4 = batch.Add(overlayTextures(src), pos, overlayColor, 0, origin ?? Vector2.Zero, scale ?? Vector2.One, SpriteEffects.None, layerDepth);
- items?.Add(o4);
+ var tex = overlayTextures(src);
+ if (tex != null) {
+ var o4 = batch.Add(tex, pos, overlayColor, 0, origin ?? Vector2.Zero, scale ?? Vector2.One, SpriteEffects.None, layerDepth);
+ items?.Add(o4);
+ }
}
}