Simplify the RocketFigure3D updateFigure() method to take advantage of

JOGL's invoke & GLRunnable, rather than using flags, to simplify the
code.

core/src/net/sf/openrocket/gui/figure3d/ComponentRenderer.java

@@ -50,9 +50,15 @@ public class ComponentRenderer {
 	}
 	
 	private Map<RocketComponent, Integer> lists = new HashMap<RocketComponent, Integer>();
-	private boolean clearDisplayLists = false;
-	public void updateFigure() {
-		clearDisplayLists = true;
+	
+	public void updateFigure(GLAutoDrawable drawable) {
+		log.debug("Clearing Display Lists");
+		
+		GL2 gl = drawable.getGL().getGL2();
+		for (int i : lists.values()) {
+			gl.glDeleteLists(i, 1);
+		}
+		lists.clear();
 	}
 	
 	public void renderGeometry(GL2 gl, RocketComponent c) {
@@ -61,14 +67,7 @@ public class ComponentRenderer {
 		
 		glu.gluQuadricNormals(q, GLU.GLU_SMOOTH);
 		
-		if ( clearDisplayLists ){
-			log.debug("Clearing Display Lists");
-			for ( int i : lists.values() ){
-				gl.glDeleteLists(i,1);
-			}
-			lists.clear();
-			clearDisplayLists = false;
-		}
+		
 		if (lists.containsKey(c)) {
 			gl.glCallList(lists.get(c));
 		} else {

core/src/net/sf/openrocket/gui/figure3d/RealisticRenderer.java

@@ -28,7 +28,6 @@ public class RealisticRenderer extends RocketRenderer {
 	private final float[] colorWhite = { 1, 1, 1, 1 };
 	private final float[] color = new float[4];
 	
-	private boolean needClearCache = false;
 	private Map<String, Texture> oldTexCache = new HashMap<String, Texture>();
 	private Map<String, Texture> texCache = new HashMap<String, Texture>();
 	private float anisotrophy = 0;
@@ -69,10 +68,9 @@ public class RealisticRenderer extends RocketRenderer {
 	}
 	
 	@Override
-	public void updateFigure() {
-		super.updateFigure();
-		
-		needClearCache = true;
+	public void updateFigure(GLAutoDrawable drawable) {
+		super.updateFigure(drawable);
+		clearCaches(drawable.getGL().getGL2());
 	}
 	
 	@Override
@@ -95,12 +93,6 @@ public class RealisticRenderer extends RocketRenderer {
 	
 	@Override
 	public void renderComponent(GL2 gl, RocketComponent c, float alpha) {
-		
-		if (needClearCache) {
-			clearCaches(gl);
-			needClearCache = false;
-		}
-		
 		final Appearance a = getAppearance(c);
 		final Decal t = a.getTexture();
 		final Texture tex = getTexture(t);

core/src/net/sf/openrocket/gui/figure3d/RocketFigure3d.java

@@ -518,8 +518,13 @@ public class RocketFigure3d extends JPanel implements GLEventListener {
 	public void updateFigure() {
 		log.debug("3D Figure Updated");
 		cachedBounds = null;
-		rr.updateFigure();
-		internalRepaint();
+		canvas.invoke(true, new GLRunnable() {
+			@Override
+			public boolean run(GLAutoDrawable drawable) {
+				rr.updateFigure(drawable);
+				return false;
+			}
+		});
 	}
 	
 	private void internalRepaint() {

core/src/net/sf/openrocket/gui/figure3d/RocketRenderer.java

@@ -38,8 +38,8 @@ public abstract class RocketRenderer {
 	public void dispose(GLAutoDrawable drawable) {
 	}
 	
-	public void updateFigure() {
-		cr.updateFigure();
+	public void updateFigure(GLAutoDrawable drawable) {
+		cr.updateFigure(drawable);
 	}
 	
 	public abstract void renderComponent(GL2 gl, RocketComponent c, float alpha);