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scene: Factor scaling into output transform function

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Alexander Orezechowski 2024-10-09 18:34:02 -04:00 • committed by Kirill Primak
parent b9f0b9c766
commit f1b8937345
1 changed files with 13 additions and 15 deletions
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28
types/scene/wlr_scene.c
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@ -325,11 +325,24 @@ struct render_data {
static void transform_output_damage(pixman_region32_t *damage, const struct render_data *data) { static void transform_output_damage(pixman_region32_t *damage, const struct render_data *data) {
enum wl_output_transform transform = wlr_output_transform_invert(data->transform); enum wl_output_transform transform = wlr_output_transform_invert(data->transform);
scale_output_damage(damage, data->scale);
wlr_region_transform(damage, damage, transform, data->trans_width, data->trans_height); wlr_region_transform(damage, damage, transform, data->trans_width, data->trans_height);
} }
static int scale_length(int length, int offset, float scale) {
return round((offset + length) * scale) - round(offset * scale);
}
static void scale_box(struct wlr_box *box, float scale) {
box->width = scale_length(box->width, box->x, scale);
box->height = scale_length(box->height, box->y, scale);
box->x = round(box->x * scale);
box->y = round(box->y * scale);
}
static void transform_output_box(struct wlr_box *box, const struct render_data *data) { static void transform_output_box(struct wlr_box *box, const struct render_data *data) {
enum wl_output_transform transform = wlr_output_transform_invert(data->transform); enum wl_output_transform transform = wlr_output_transform_invert(data->transform);
scale_box(box, data->scale);
wlr_box_transform(box, box, transform, data->trans_width, data->trans_height); wlr_box_transform(box, box, transform, data->trans_width, data->trans_height);
} }
@ -1103,17 +1116,6 @@ static void scene_node_get_size(struct wlr_scene_node *node,
} }
} }
static int scale_length(int length, int offset, float scale) {
return round((offset + length) * scale) - round(offset * scale);
}
static void scale_box(struct wlr_box *box, float scale) {
box->width = scale_length(box->width, box->x, scale);
box->height = scale_length(box->height, box->y, scale);
box->x = round(box->x * scale);
box->y = round(box->y * scale);
}
void wlr_scene_node_set_enabled(struct wlr_scene_node *node, bool enabled) { void wlr_scene_node_set_enabled(struct wlr_scene_node *node, bool enabled) {
if (node->enabled == enabled) { if (node->enabled == enabled) {
return; return;
@ -1332,7 +1334,6 @@ static void scene_entry_render(struct render_list_entry *entry, const struct ren
pixman_region32_init(&render_region); pixman_region32_init(&render_region);
pixman_region32_copy(&render_region, &node->visible); pixman_region32_copy(&render_region, &node->visible);
pixman_region32_translate(&render_region, -data->logical.x, -data->logical.y); pixman_region32_translate(&render_region, -data->logical.x, -data->logical.y);
scale_output_damage(&render_region, data->scale);
transform_output_damage(&render_region, data); transform_output_damage(&render_region, data);
pixman_region32_intersect(&render_region, &render_region, &data->damage); pixman_region32_intersect(&render_region, &render_region, &data->damage);
if (!pixman_region32_not_empty(&render_region)) { if (!pixman_region32_not_empty(&render_region)) {
@ -1348,13 +1349,11 @@ static void scene_entry_render(struct render_list_entry *entry, const struct ren
.y = y, .y = y,
}; };
scene_node_get_size(node, &dst_box.width, &dst_box.height); scene_node_get_size(node, &dst_box.width, &dst_box.height);
scale_box(&dst_box, data->scale);
transform_output_box(&dst_box, data); transform_output_box(&dst_box, data);
pixman_region32_t opaque; pixman_region32_t opaque;
pixman_region32_init(&opaque); pixman_region32_init(&opaque);
scene_node_opaque_region(node, x, y, &opaque); scene_node_opaque_region(node, x, y, &opaque);
scale_output_damage(&opaque, data->scale);
transform_output_damage(&opaque, data); transform_output_damage(&opaque, data);
pixman_region32_subtract(&opaque, &render_region, &opaque); pixman_region32_subtract(&opaque, &render_region, &opaque);
@ -2152,7 +2151,6 @@ bool wlr_scene_output_build_state(struct wlr_scene_output *scene_output,
pixman_region32_intersect(&opaque, &opaque, &entry->node->visible); pixman_region32_intersect(&opaque, &opaque, &entry->node->visible);
pixman_region32_translate(&opaque, -scene_output->x, -scene_output->y); pixman_region32_translate(&opaque, -scene_output->x, -scene_output->y);
wlr_region_scale(&opaque, &opaque, render_data.scale);
transform_output_damage(&opaque, &render_data); transform_output_damage(&opaque, &render_data);
pixman_region32_subtract(&background, &background, &opaque); pixman_region32_subtract(&background, &background, &opaque);
pixman_region32_fini(&opaque); pixman_region32_fini(&opaque);