X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=render%2Fmask.c;h=868c76125aad1f88c0b871fec9e9280673e16ca4;hb=ad44e8a708b6836c9d84be7205457cfa82800a65;hp=7aa702950c7b78ec69ce20ce4744230925bfc10f;hpb=1f63f7b331887a192ddf927670471c3f00f307f5;p=chaz%2Fopenbox

diff --git a/render/mask.c b/render/mask.c
index 7aa70295..868c7612 100644
--- a/render/mask.c
+++ b/render/mask.c
@@ -1,3 +1,37 @@
 #include "mask.h"
+#include "../kernel/openbox.h"
 
-/* DO YOUR MAGIC MANNY WOOT \m/ */
+pixmap_mask *pixmap_mask_new(int w, int h, char *data)
+{
+    pixmap_mask *m = g_new(pixmap_mask, 1);
+    m->w = w;
+    m->h = h;
+    m->mask = XCreateBitmapFromData(ob_display, ob_root, data, w, h);
+    return m;
+}
+
+void pixmap_mask_free(pixmap_mask *m)
+{
+    XFreePixmap(ob_display, m->mask);
+    g_free(m);
+}
+
+void mask_draw(Pixmap p, TextureMask *m, int width, int height)
+{
+    int x, y;
+    if (m->mask == None) return; // no mask given
+
+    // set the clip region
+    x = (width - m->mask->w) / 2;
+    y = (height - m->mask->h) / 2;
+    XSetClipMask(ob_display, m->color->gc, m->mask->mask);
+    XSetClipOrigin(ob_display, m->color->gc, x, y);
+
+    // fill in the clipped region
+    XFillRectangle(ob_display, p, m->color->gc, x, y,
+                   x + m->mask->w, y + m->mask->h);
+
+    // unset the clip region
+    XSetClipMask(ob_display, m->color->gc, None);
+    XSetClipOrigin(ob_display, m->color->gc, 0, 0);
+}