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ssd-shadow: flip top-right/bottom-left corner instead of rotating

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This simplifies corner_scale_crop().
This commit is contained in:
tokyo4j 2025-05-04 00:57:54 +09:00 • committed by Hiroaki Yamamoto
parent 32585cce7e
commit ab8b25c9b1
1 changed files with 14 additions and 19 deletions
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33
src/ssd/ssd-shadow.c
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@ -26,25 +26,21 @@ never_accepts_input(struct wlr_scene_buffer *buffer, double *sx, double *sy)
/*
* Setup transform and scale for shadow corner buffers. Cropping is applied if
* the window is short or narrow enough that corners would overlap, the amount
* to crop is controlled by vertical_overlap and horizontal_overlap. Cropping
* is applied before rotation so switch_axes should be true for the bottom-left
* and top-right corners to crop horizontally instead of vertically.
* to crop is controlled by vertical_overlap and horizontal_overlap.
*/
static void
corner_scale_crop(struct wlr_scene_buffer *buffer, int horizontal_overlap,
int vertical_overlap, int corner_size, bool switch_axes)
int vertical_overlap, int corner_size)
{
int width = corner_size - horizontal_overlap;
int height = corner_size - vertical_overlap;
/* Crop is applied before rotation so gets the axis flip */
struct wlr_fbox src_box = {
.x = switch_axes ? vertical_overlap : horizontal_overlap,
.y = switch_axes ? horizontal_overlap : vertical_overlap,
.width = switch_axes ? height : width,
.height = switch_axes ? width : height,
.x = horizontal_overlap,
.y = vertical_overlap,
.width = width,
.height = height,
};
wlr_scene_buffer_set_source_box(buffer, &src_box);
/* But scaling is applied after rotation so no axis flip */
wlr_scene_buffer_set_dest_size(buffer, width, height);
}
@ -103,28 +99,28 @@ set_shadow_part_geometry(struct ssd_part *part, int width, int height,
y = -titlebar_height + height - inset + vertical_overlap;
wlr_scene_node_set_position(part->node, x, y);
corner_scale_crop(scene_buf, horizontal_overlap,
vertical_overlap, corner_size, false);
vertical_overlap, corner_size);
break;
case LAB_SSD_PART_CORNER_BOTTOM_LEFT:
x = -visible_shadow_width;
y = -titlebar_height + height - inset + vertical_overlap;
wlr_scene_node_set_position(part->node, x, y);
corner_scale_crop(scene_buf, horizontal_overlap,
vertical_overlap, corner_size, true);
vertical_overlap, corner_size);
break;
case LAB_SSD_PART_CORNER_TOP_LEFT:
x = -visible_shadow_width;
y = -titlebar_height - visible_shadow_width;
wlr_scene_node_set_position(part->node, x, y);
corner_scale_crop(scene_buf, horizontal_overlap,
vertical_overlap, corner_size, false);
vertical_overlap, corner_size);
break;
case LAB_SSD_PART_CORNER_TOP_RIGHT:
x = width - inset + horizontal_overlap;
y = -titlebar_height - visible_shadow_width;
wlr_scene_node_set_position(part->node, x, y);
corner_scale_crop(scene_buf, horizontal_overlap,
vertical_overlap, corner_size, true);
vertical_overlap, corner_size);
break;
case LAB_SSD_PART_RIGHT:
x = width;
@ -259,15 +255,14 @@ ssd_shadow_create(struct ssd *ssd)
corner_bottom_buffer = &theme->window[active].shadow_corner_bottom->base;
edge_buffer = &theme->window[active].shadow_edge->base;
make_shadow(&subtree->parts,
LAB_SSD_PART_CORNER_BOTTOM_RIGHT, parent,
corner_bottom_buffer, WL_OUTPUT_TRANSFORM_NORMAL);
make_shadow(&subtree->parts, LAB_SSD_PART_CORNER_BOTTOM_RIGHT,
parent, corner_bottom_buffer, WL_OUTPUT_TRANSFORM_NORMAL);
make_shadow(&subtree->parts, LAB_SSD_PART_CORNER_BOTTOM_LEFT,
parent, corner_bottom_buffer, WL_OUTPUT_TRANSFORM_90);
parent, corner_bottom_buffer, WL_OUTPUT_TRANSFORM_FLIPPED);
make_shadow(&subtree->parts, LAB_SSD_PART_CORNER_TOP_LEFT,
parent, corner_top_buffer, WL_OUTPUT_TRANSFORM_180);
make_shadow(&subtree->parts, LAB_SSD_PART_CORNER_TOP_RIGHT,
parent, corner_top_buffer, WL_OUTPUT_TRANSFORM_270);
parent, corner_top_buffer, WL_OUTPUT_TRANSFORM_FLIPPED_180);
make_shadow(&subtree->parts, LAB_SSD_PART_RIGHT, parent,
edge_buffer, WL_OUTPUT_TRANSFORM_NORMAL);
make_shadow(&subtree->parts, LAB_SSD_PART_BOTTOM, parent,