Revision: 3605
http://vexi.svn.sourceforge.net/vexi/?rev=3605&view=rev
Author: clrg
Date: 2009-08-17 08:53:35 +0000 (Mon, 17 Aug 2009)
Log Message:
-----------
Fix dirty algorithm expanding dirty areas
Modified Paths:
--------------
trunk/core/org.vexi.core/src/org/vexi/core/Box.jpp
Modified: trunk/core/org.vexi.core/src/org/vexi/core/Box.jpp
===================================================================
--- trunk/core/org.vexi.core/src/org/vexi/core/Box.jpp 2009-08-14 13:40:53 UTC
(rev 3604)
+++ trunk/core/org.vexi.core/src/org/vexi/core/Box.jpp 2009-08-17 08:53:35 UTC
(rev 3605)
@@ -348,11 +348,6 @@
private final void dirty(int x, int y, int w, int h) {
for (Box cur = this; cur != null; cur = cur.parent) {
if (!cur.test(DISPLAY)) return;
- x = max(x, 0);
- y = max(y, 0);
- w = min(x + w, cur.width);
- h = min(y + h, cur.height);
- if (w <= 0 || h <= 0) return;
// get around sub-sampling of enlarged textures
if (cur.texture != null && !cur.test(TILE_IMAGE)) {
// REMARK: inefficient but otherwise the consistency of
@@ -363,7 +358,13 @@
// prerender enlarged image at time of render and then
// just paint the relevant part of the enlarged image
x = 0; y = 0; w = cur.width; h = cur.height;
+ } else {
+ x = max(x, 0);
+ y = max(y, 0);
+ w = min(w, cur.width - x);
+ h = min(h, cur.height - y);
}
+ if (w <= 0 || h <= 0) return;
// x and y have a different meaning on the root box
if (cur.parent == null) {
Surface s = cur.getSurface();
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