diff --git a/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java b/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
index bfdaa03dc..368a516f8 100644
--- a/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
+++ b/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
@@ -1659,7 +1659,7 @@ public class PGraphicsOpenGL extends PGraphics {
       }      
       
       popFramebuffer();
-      
+
       pgl.endOffscreenDraw(pgPrimary.clearColorBuffer0);
 
       pgPrimary.restoreGL();
@@ -2387,6 +2387,7 @@ public class PGraphicsOpenGL extends PGraphics {
       if (flushMode == FLUSH_WHEN_FULL && !hints[DISABLE_TRANSFORM_CACHE]) {
         modelview = modelview0; 
         modelviewInv = modelviewInv0;
+        calcProjmodelview();        
       }
     }
 
@@ -3549,7 +3550,7 @@ public class PGraphicsOpenGL extends PGraphics {
     cameraInv.reset();
   }
 
-  
+
   public void applyMatrix(PMatrix2D source) {
     applyMatrixImpl(source.m00, source.m01, 0, source.m02,
                     source.m10, source.m11, 0, source.m12,
@@ -4696,7 +4697,7 @@ public class PGraphicsOpenGL extends PGraphics {
 
   protected void backgroundImpl() {
     flush();
-        
+
     pgl.glDepthMask(true);
     pgl.glClearDepth(1);
     pgl.glClear(PGL.GL_DEPTH_BUFFER_BIT);
@@ -4705,12 +4706,12 @@ public class PGraphicsOpenGL extends PGraphics {
     } else {
       pgl.glDepthMask(true);
     }
-    
+
     pgl.glClearColor(backgroundR, backgroundG, backgroundB, backgroundA);
     pgl.glClear(PGL.GL_COLOR_BUFFER_BIT);
     if (0 < parent.frameCount) {
       clearColorBuffer = true;
-    }     
+    }
   }