console: clip update rectangle
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
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10
console.h
10
console.h
@ -229,6 +229,16 @@ static inline void unregister_displaychangelistener(DisplayState *ds,
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static inline void dpy_gfx_update(DisplayState *s, int x, int y, int w, int h)
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{
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struct DisplayChangeListener *dcl;
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int width = pixman_image_get_width(s->surface->image);
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int height = pixman_image_get_height(s->surface->image);
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x = MAX(x, 0);
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y = MAX(y, 0);
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x = MIN(x, width);
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y = MIN(y, height);
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w = MIN(w, width - x);
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h = MIN(h, height - y);
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QLIST_FOREACH(dcl, &s->listeners, next) {
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if (dcl->dpy_gfx_update) {
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dcl->dpy_gfx_update(s, x, y, w, h);
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