X-Git-Url: http://www2.svjatoslav.eu/gitweb/?p=sixth-3d.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Fsixth%2Fe3d%2Frenderer%2Fraster%2Fshapes%2Fbasic%2FGlowingPoint.java;h=94c245b4ab471aa8d73a82cbe81b4245653c26a3;hp=4dd454f8a16a8f3539c90b2745ed3c5516d8a618;hb=59baa428fb2d9e7f0fe5423f4cea47f2d6245914;hpb=a4176a2e53a8b0475d69091c49529e87bb505c52

diff --git a/src/main/java/eu/svjatoslav/sixth/e3d/renderer/raster/shapes/basic/GlowingPoint.java b/src/main/java/eu/svjatoslav/sixth/e3d/renderer/raster/shapes/basic/GlowingPoint.java
index 4dd454f..94c245b 100644
--- a/src/main/java/eu/svjatoslav/sixth/e3d/renderer/raster/shapes/basic/GlowingPoint.java
+++ b/src/main/java/eu/svjatoslav/sixth/e3d/renderer/raster/shapes/basic/GlowingPoint.java
@@ -1,5 +1,5 @@
 /*
- * Sixth 3D engine. Copyright ©2012-2016, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
+ * Sixth 3D engine. Copyright ©2012-2019, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of version 3 of the GNU Lesser General Public License
@@ -20,20 +20,26 @@ import java.util.WeakHashMap;
 public class GlowingPoint extends ForwardOrientedTexture {
 
     private static final int TEXTURE_SIZE = 50;
+    private static final Set<GlowingPoint> glowingPoints = Collections.newSetFromMap(new WeakHashMap<>());
     private final Color color;
 
-    private static final Set<GlowingPoint> glowingPoints = Collections.newSetFromMap(new WeakHashMap<GlowingPoint, Boolean>());
-
     public GlowingPoint(final Point3D point, final double pointSize,
                         final Color color) {
         super(point, pointSize, getTexture(color));
         this.color = color;
+
+        synchronized (glowingPoints) {
+            glowingPoints.add(this);
+        }
     }
 
     private static Texture getTexture(final Color color) {
         // attempt to reuse texture from existing glowing point of the same color
-        for (GlowingPoint glowingPoint : glowingPoints)
-            if (color.equals(glowingPoint.color)) return glowingPoint.texture;
+        synchronized (glowingPoints) {
+            for (GlowingPoint glowingPoint : glowingPoints)
+                if (color.equals(glowingPoint.color))
+                    return glowingPoint.texture;
+        }
 
         // existing texture not found, creating new one
         return createTexture(color);