summaryrefslogtreecommitdiffstats
path: root/server/red_worker.c
diff options
context:
space:
mode:
Diffstat (limited to 'server/red_worker.c')
-rw-r--r--server/red_worker.c27
1 files changed, 14 insertions, 13 deletions
diff --git a/server/red_worker.c b/server/red_worker.c
index 6dac29d..235b6ee 100644
--- a/server/red_worker.c
+++ b/server/red_worker.c
@@ -938,21 +938,22 @@ static void image_surface_init(DisplayChannel *display)
static void surface_update_dest(RedSurface *surface, const SpiceRect *area)
{
- if (!surface->context.canvas_draws_on_surface) {
- SpiceCanvas *canvas = surface->context.canvas;
- int h;
- int stride = surface->context.stride;
- uint8_t *line_0 = surface->context.line_0;
+ SpiceCanvas *canvas = surface->context.canvas;
+ int stride = surface->context.stride;
+ uint8_t *line_0 = surface->context.line_0;
- if (!(h = area->bottom - area->top)) {
- return;
- }
+ if (surface->context.canvas_draws_on_surface)
+ return;
- spice_assert(stride < 0);
- uint8_t *dest = line_0 + (area->top * stride) + area->left * sizeof(uint32_t);
- dest += (h - 1) * stride;
- canvas->ops->read_bits(canvas, dest, -stride, area);
- }
+ int h = area->bottom - area->top;
+ if (h == 0)
+ return;
+
+ spice_return_if_fail(stride < 0);
+
+ uint8_t *dest = line_0 + (area->top * stride) + area->left * sizeof(uint32_t);
+ dest += (h - 1) * stride;
+ canvas->ops->read_bits(canvas, dest, -stride, area);
}
/*