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sna: Add some DBG around tiled blts 

References: https://bugs.freedesktop.org/show_bug.cgi?id=74550
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2014-02-05 15:30:30 +00:00
parent 02eceefa29
commit 79d2f96bdf
1 changed files with 25 additions and 2 deletions
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27
src/sna/sna_accel.c
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@ -11955,8 +11955,9 @@ sna_poly_fill_rect_tiled_blt(DrawablePtr drawable,
int tile_width, tile_height;
int16_t dx, dy;
DBG(("%s x %d [(%d, %d)x(%d, %d)...]\n",
__FUNCTION__, n, rect->x, rect->y, rect->width, rect->height));
DBG(("%s x %d [(%d, %d)x(%d, %d)...], clipped? %d\n",
__FUNCTION__, n, rect->x, rect->y, rect->width, rect->height,
clipped));
tile_width = tile->drawable.width;
tile_height = tile->drawable.height;
@ -12014,6 +12015,7 @@ sna_poly_fill_rect_tiled_blt(DrawablePtr drawable,
}
get_drawable_deltas(drawable, pixmap, &dx, &dy);
DBG(("%s: drawable offset into pixmap = (%d, %d)\n", __FUNCTION__, dx, dy));
if (!clipped) {
dx += drawable->x;
dy += drawable->y;
@ -12070,6 +12072,8 @@ sna_poly_fill_rect_tiled_blt(DrawablePtr drawable,
if (clip.data == NULL) {
const BoxRec *box = &clip.extents;
DBG(("%s: single clip box [(%d, %d), (%d, %d)]",
__FUNCTION__, box->x1, box->y1, box->x2, box->y2));
while (n--) {
BoxRec r;
@ -12079,6 +12083,13 @@ sna_poly_fill_rect_tiled_blt(DrawablePtr drawable,
r.y2 = bound(r.y1, rect->height);
rect++;
DBG(("%s: rectangle [(%d, %d), (%d, %d)]\n",
__FUNCTION__, r.x1, r.y1, r.x2, r.y2));
assert(r.x1 + dx >= 0);
assert(r.y1 + dy >= 0);
assert(r.x2 + dx <= pixmap->drawable.width);
assert(r.y2 + dy <= pixmap->drawable.height);
if (box_intersect(&r, box)) {
int height = r.y2 - r.y1;
int dst_y = r.y1;
@ -12140,11 +12151,23 @@ sna_poly_fill_rect_tiled_blt(DrawablePtr drawable,
region.extents.y2 = bound(region.extents.y1, rect->height);
rect++;
DBG(("%s: rectangle [(%d, %d), (%d, %d)]\n",
__FUNCTION__,
region.extents.x1,
region.extents.y1,
region.extents.x2,
region.extents.y2));
assert(region.extents.x1 + dx >= 0);
assert(region.extents.y1 + dy >= 0);
assert(region.extents.x2 + dx <= pixmap->drawable.width);
assert(region.extents.y2 + dy <= pixmap->drawable.height);
region.data = NULL;
RegionIntersect(&region, &region, &clip);
nbox = RegionNumRects(&region);
box = RegionRects(&region);
DBG(("%s: split into %d boxes after clipping\n", __FUNCTION__, nbox));
while (nbox--) {
int height = box->y2 - box->y1;
int dst_y = box->y1;