bprocessor-commit

[Michael L. <he...@us...>]

Update of /cvsroot/bprocessor/gl/src/net/sourceforge/bprocessor/gl/view
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv2910/src/net/sourceforge/bprocessor/gl/view

Modified Files:
	Display.java 
Log Message:
Transparent surfaces rendered without depth-mask

Index: Display.java
===================================================================
RCS file: /cvsroot/bprocessor/gl/src/net/sourceforge/bprocessor/gl/view/Display.java,v
retrieving revision 1.29
retrieving revision 1.30
diff -C2 -d -r1.29 -r1.30
*** Display.java	11 Oct 2007 13:57:28 -0000	1.29
--- Display.java	12 Oct 2007 07:57:53 -0000	1.30
***************
*** 413,416 ****
--- 413,417 ----
          paint(current, color, 1.0f, false);
        } else if (transparency) {
+         
          paint(current, color, 0.3f, false);
        }
***************
*** 433,438 ****
--- 434,445 ----
    
    private static void paint(Surface surface, float[] color, float alpha,  boolean reverse) {
+     if (alpha != 1.0) {
+       gl.glDepthMask(false);
+     }
      apply(color, alpha);
      draw(surface, reverse);
+     if (alpha != 1.0) {
+       gl.glDepthMask(true);
+     }
    }
    
***************
*** 600,608 ****
    }
    
!   private static boolean transparent(Space space) {
!     Project project = Project.getInstance();
!     Camera camera = project.getCurrentCamera();
      Collection<Geometric> hidden = camera.getHiddenGeometrics();
!     if (hidden.contains(space)) {
        return true;
      }
--- 607,617 ----
    }
    
!   private static boolean hidden(Space space) {
      Collection<Geometric> hidden = camera.getHiddenGeometrics();
!     return hidden.contains(space);
!   }
!   
!   private static boolean transparent(Space space) {
!     if (hidden(space)) {
        return true;
      }
***************
*** 619,622 ****
--- 628,632 ----
    }
    
+   
    private static boolean transparent(Surface surface) {
      Space front = surface.getFrontDomain();
***************
*** 625,628 ****
--- 635,644 ----
    }
    
+   private static boolean hidden(Surface surface) {
+     Space front = surface.getFrontDomain();
+     Space back = surface.getBackDomain();
+     return hidden(front) && hidden(back);
+   }
+   
    private static void draw(Space space, boolean inside) {
      Set<Geometric> hidden = new HashSet();