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surface: copy buffer damage to surface damage

This commit is contained in:
emersion 2018-01-28 21:29:51 +01:00
parent 1ee61dbd0f
commit e049610b47
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GPG Key ID: 0FDE7BE0E88F5E48
1 changed files with 17 additions and 3 deletions
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20
types/wlr_surface.c
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@ -233,16 +233,30 @@ static void wlr_surface_move_state(struct wlr_surface *surface,
update_damage = true;
}
if (update_damage) {
pixman_region32_t buffer_damage;
pixman_region32_t buffer_damage, surface_damage;
pixman_region32_init(&buffer_damage);
pixman_region32_init(&surface_damage);
// Surface to buffer damage
pixman_region32_copy(&buffer_damage, &state->surface_damage);
wlr_region_transform(&buffer_damage, &buffer_damage,
wlr_output_transform_invert(state->transform),
state->width, state->height);
wlr_region_scale(&buffer_damage, &buffer_damage, state->scale);
pixman_region32_union(&state->buffer_damage,
&state->buffer_damage, &buffer_damage);
// Buffer to surface damage
pixman_region32_copy(&surface_damage, &state->buffer_damage);
wlr_region_transform(&surface_damage, &surface_damage, state->transform,
state->buffer_width, state->buffer_height);
wlr_region_scale(&surface_damage, &surface_damage, 1.0f/state->scale);
pixman_region32_union(&state->buffer_damage, &state->buffer_damage,
&buffer_damage);
pixman_region32_union(&state->surface_damage, &state->surface_damage,
&surface_damage);
pixman_region32_fini(&buffer_damage);
pixman_region32_fini(&surface_damage);
}
if ((next->invalid & WLR_SURFACE_INVALID_OPAQUE_REGION)) {
// TODO: process buffer