static void do_restack(GList *wins, GList *before)
{
- GList *it, *next;
+ GList *it;
Window *win;
gint i;
#ifdef DEBUG
+ GList *next;
/* pls only restack stuff in the same layer at a time */
for (it = wins; it; it = next) {
next = g_list_next(it);
#define FLOOR(i) ((i) & (~0UL << FRACTION))
#define AVERAGE(a, b) (((((a) ^ (b)) & 0xfefefefeL) >> 1) + ((a) & (b)))
-static RrPixel32* scale_half(RrPixel32 *source, gint w, gint h)
-{
- RrPixel32 *out, *dest, *sourceline, *sourceline2;
- gint dw, dh, x, y;
-
- sourceline = source;
- sourceline2 = source + w;
-
- dw = w >> 1;
- dh = h >> 1;
-
- out = dest = g_new(RrPixel32, dw * dh);
-
- for (y = 0; y < dh; ++y) {
- RrPixel32 *s, *s2;
-
- s = sourceline;
- s2 = sourceline2;
-
- for (x = 0; x < dw; ++x) {
- *dest++ = AVERAGE(AVERAGE(*s, *(s+1)),
- AVERAGE(*s2, *(s2+1)));
- s += 2;
- s2 += 2;
- }
- sourceline += w << 1;
- sourceline2 += w << 1;
- }
- return out;
-}
-
static void ImageCopyResampled(RrPixel32 *dst, RrPixel32 *src,
gulong dstW, gulong dstH,
gulong srcW, gulong srcH)
static void reverse_bits(gchar *c, gint n)
{
gint i;
- for (i = 0; i < n; i++)
- *c++ = (((*c * 0x0802UL & 0x22110UL) |
- (*c * 0x8020UL & 0x88440UL)) * 0x10101UL) >> 16;
+ for (i = 0; i < n; i++, *c++)
+ *c = (((*c * 0x0802UL & 0x22110UL) |
+ (*c * 0x8020UL & 0x88440UL)) * 0x10101UL) >> 16;
}
gboolean RrPixmapToRGBA(const RrInstance *inst,