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scene: add vars for buffer size in wlr_scene_buffer_set_buffer_with_damage()

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In the next commit, the buffer will be optional.
This commit is contained in:
Simon Ser 2024-03-11 19:10:10 +01:00
parent 4ccc774dbb
commit 95c2308928
1 changed files with 16 additions and 10 deletions
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26
types/scene/wlr_scene.c
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@ -666,6 +666,12 @@ void wlr_scene_buffer_set_buffer_with_damage(struct wlr_scene_buffer *scene_buff
// coordinates.
assert(buffer || !damage);
int buffer_width = 0, buffer_height = 0;
if (buffer != NULL) {
buffer_width = buffer->width;
buffer_height = buffer->height;
}
bool mapped = buffer != NULL;
bool prev_mapped = scene_buffer->buffer != NULL || scene_buffer->texture != NULL;
@ -673,9 +679,9 @@ void wlr_scene_buffer_set_buffer_with_damage(struct wlr_scene_buffer *scene_buff
// buffer region will be different from what the new buffer would
// produce we need to update the node.
bool update = mapped != prev_mapped;
if (buffer != NULL && scene_buffer->dst_width == 0 && scene_buffer->dst_height == 0) {
update = update || scene_buffer->buffer_width != buffer->width ||
scene_buffer->buffer_height != buffer->height;
if (scene_buffer->dst_width == 0 && scene_buffer->dst_height == 0) {
update = update || scene_buffer->buffer_width != buffer_width ||
scene_buffer->buffer_height != buffer_height;
}
wlr_texture_destroy(scene_buffer->texture);
@ -696,7 +702,7 @@ void wlr_scene_buffer_set_buffer_with_damage(struct wlr_scene_buffer *scene_buff
}
pixman_region32_t fallback_damage;
pixman_region32_init_rect(&fallback_damage, 0, 0, buffer->width, buffer->height);
pixman_region32_init_rect(&fallback_damage, 0, 0, buffer_width, buffer_height);
if (!damage) {
damage = &fallback_damage;
}
@ -705,26 +711,26 @@ void wlr_scene_buffer_set_buffer_with_damage(struct wlr_scene_buffer *scene_buff
if (wlr_fbox_empty(&box)) {
box.x = 0;
box.y = 0;
box.width = buffer->width;
box.height = buffer->height;
box.width = buffer_width;
box.height = buffer_height;
}
wlr_fbox_transform(&box, &box, scene_buffer->transform,
buffer->width, buffer->height);
buffer_width, buffer_height);
float scale_x, scale_y;
if (scene_buffer->dst_width || scene_buffer->dst_height) {
scale_x = scene_buffer->dst_width / box.width;
scale_y = scene_buffer->dst_height / box.height;
} else {
scale_x = buffer->width / box.width;
scale_y = buffer->height / box.height;
scale_x = buffer_width / box.width;
scale_y = buffer_height / box.height;
}
pixman_region32_t trans_damage;
pixman_region32_init(&trans_damage);
wlr_region_transform(&trans_damage, damage,
scene_buffer->transform, buffer->width, buffer->height);
scene_buffer->transform, buffer_width, buffer_height);
pixman_region32_intersect_rect(&trans_damage, &trans_damage,
box.x, box.y, box.width, box.height);
pixman_region32_translate(&trans_damage, -box.x, -box.y);