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ngl: Small optimization for shadows

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When 9-slicing shadows, omit the center tile when it is
entirely contained in the outline (that is not always
the case, depending on corners and offsets).
This commit is contained in:
Matthias Clasen 2021-04-10 11:23:06 -04:00
parent f8f2f2944f
commit 6bfb57db16
1 changed files with 54 additions and 46 deletions
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100
gsk/ngl/gsknglrenderjob.c
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@ -2458,6 +2458,8 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
return;
}
/* slicing */
gsk_ngl_render_job_begin_draw (job, CHOOSE_PROGRAM (job, outset_shadow));
gsk_ngl_program_set_uniform_texture (job->current_program,
UNIFORM_SHARED_SOURCE, 0,
@ -2476,6 +2478,8 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
float max_y = ceilf (outline->bounds.origin.y + outline->bounds.size.height +
half_blur_extra + dy + spread);
const GskNglTextureNineSlice *slices;
float left_width, center_width, right_width;
float top_height, center_height, bottom_height;
GskNglTexture *texture;
texture = gsk_ngl_driver_get_texture_by_id (job->driver, blurred_texture_id);
@ -2486,14 +2490,23 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
/* Our texture coordinates MUST be scaled, while the actual vertex coords
* MUST NOT be scaled. */
left_width = slices[NINE_SLICE_TOP_LEFT].rect.width / scale_x;
right_width = slices[NINE_SLICE_TOP_RIGHT].rect.width / scale_x;
center_width = (max_x - min_x) - (left_width + right_width);
top_height = slices[NINE_SLICE_TOP_LEFT].rect.height / scale_y;
bottom_height = slices[NINE_SLICE_BOTTOM_LEFT].rect.height / scale_y;
center_height = (max_y - min_y) - (top_height + bottom_height);
/* Top left */
if (nine_slice_is_visible (&slices[NINE_SLICE_TOP_LEFT]))
{
memcpy (&offscreen.area, &slices[NINE_SLICE_TOP_LEFT].area, sizeof offscreen.area);
gsk_ngl_render_job_draw_offscreen_with_color (job,
&GRAPHENE_RECT_INIT (min_x, min_y,
slices[NINE_SLICE_TOP_LEFT].rect.width / scale_x,
slices[NINE_SLICE_TOP_LEFT].rect.height / scale_y),
&GRAPHENE_RECT_INIT (min_x,
min_y,
left_width,
top_height),
&offscreen,
color);
}
@ -2502,13 +2515,11 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
if (nine_slice_is_visible (&slices[NINE_SLICE_TOP_CENTER]))
{
memcpy (&offscreen.area, &slices[NINE_SLICE_TOP_CENTER].area, sizeof offscreen.area);
float width = (max_x - min_x) - (slices[NINE_SLICE_TOP_LEFT].rect.width / scale_x +
slices[NINE_SLICE_TOP_RIGHT].rect.width / scale_x);
gsk_ngl_render_job_draw_offscreen_with_color (job,
&GRAPHENE_RECT_INIT (min_x + (slices[NINE_SLICE_TOP_LEFT].rect.width / scale_x),
&GRAPHENE_RECT_INIT (min_x + left_width,
min_y,
width,
slices[NINE_SLICE_TOP_CENTER].rect.height / scale_y),
center_width,
top_height),
&offscreen,
color);
}
@ -2518,10 +2529,10 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
{
memcpy (&offscreen.area, &slices[NINE_SLICE_TOP_RIGHT].area, sizeof offscreen.area);
gsk_ngl_render_job_draw_offscreen_with_color (job,
&GRAPHENE_RECT_INIT (max_x - (slices[NINE_SLICE_TOP_RIGHT].rect.width / scale_x),
&GRAPHENE_RECT_INIT (max_x - right_width,
min_y,
slices[NINE_SLICE_TOP_RIGHT].rect.width / scale_x,
slices[NINE_SLICE_TOP_RIGHT].rect.height / scale_y),
right_width,
top_height),
&offscreen,
color);
}
@ -2531,10 +2542,10 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
{
memcpy (&offscreen.area, &slices[NINE_SLICE_BOTTOM_RIGHT].area, sizeof offscreen.area);
gsk_ngl_render_job_draw_offscreen_with_color (job,
&GRAPHENE_RECT_INIT (max_x - (slices[NINE_SLICE_BOTTOM_RIGHT].rect.width / scale_x),
max_y - (slices[NINE_SLICE_BOTTOM_RIGHT].rect.height / scale_y),
slices[NINE_SLICE_BOTTOM_RIGHT].rect.width / scale_x,
slices[NINE_SLICE_BOTTOM_RIGHT].rect.height / scale_y),
&GRAPHENE_RECT_INIT (max_x - right_width,
max_y - bottom_height,
right_width,
bottom_height),
&offscreen,
color);
}
@ -2545,9 +2556,9 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
memcpy (&offscreen.area, &slices[NINE_SLICE_BOTTOM_LEFT].area, sizeof offscreen.area);
gsk_ngl_render_job_draw_offscreen_with_color (job,
&GRAPHENE_RECT_INIT (min_x,
max_y - (slices[NINE_SLICE_BOTTOM_LEFT].rect.height / scale_y),
slices[NINE_SLICE_BOTTOM_LEFT].rect.width / scale_x,
slices[NINE_SLICE_BOTTOM_LEFT].rect.height / scale_y),
max_y - bottom_height,
left_width,
bottom_height),
&offscreen,
color);
}
@ -2556,13 +2567,11 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
if (nine_slice_is_visible (&slices[NINE_SLICE_LEFT_CENTER]))
{
memcpy (&offscreen.area, &slices[NINE_SLICE_LEFT_CENTER].area, sizeof offscreen.area);
float height = (max_y - min_y) - (slices[NINE_SLICE_TOP_LEFT].rect.height / scale_y +
slices[NINE_SLICE_BOTTOM_LEFT].rect.height / scale_y);
gsk_ngl_render_job_draw_offscreen_with_color (job,
&GRAPHENE_RECT_INIT (min_x,
min_y + (slices[NINE_SLICE_TOP_LEFT].rect.height / scale_y),
slices[NINE_SLICE_LEFT_CENTER].rect.width / scale_x,
height),
min_y + top_height,
left_width,
center_height),
&offscreen,
color);
}
@ -2571,13 +2580,11 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
if (nine_slice_is_visible (&slices[NINE_SLICE_RIGHT_CENTER]))
{
memcpy (&offscreen.area, &slices[NINE_SLICE_RIGHT_CENTER].area, sizeof offscreen.area);
float height = (max_y - min_y) - (slices[NINE_SLICE_TOP_RIGHT].rect.height / scale_y +
slices[NINE_SLICE_BOTTOM_RIGHT].rect.height / scale_y);
gsk_ngl_render_job_draw_offscreen_with_color (job,
&GRAPHENE_RECT_INIT (max_x - (slices[NINE_SLICE_RIGHT_CENTER].rect.width / scale_x),
min_y + (slices[NINE_SLICE_TOP_LEFT].rect.height / scale_y),
slices[NINE_SLICE_RIGHT_CENTER].rect.width / scale_x,
height),
&GRAPHENE_RECT_INIT (max_x - right_width,
min_y + top_height,
right_width,
center_height),
&offscreen,
color);
}
@ -2586,13 +2593,11 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
if (nine_slice_is_visible (&slices[NINE_SLICE_BOTTOM_CENTER]))
{
memcpy (&offscreen.area, &slices[NINE_SLICE_BOTTOM_CENTER].area, sizeof offscreen.area);
float width = (max_x - min_x) - (slices[NINE_SLICE_BOTTOM_LEFT].rect.width / scale_x +
slices[NINE_SLICE_BOTTOM_RIGHT].rect.width / scale_x);
gsk_ngl_render_job_draw_offscreen_with_color (job,
&GRAPHENE_RECT_INIT (min_x + (slices[NINE_SLICE_BOTTOM_LEFT].rect.width / scale_x),
max_y - (slices[NINE_SLICE_BOTTOM_CENTER].rect.height / scale_y),
width,
slices[NINE_SLICE_BOTTOM_CENTER].rect.height / scale_y),
&GRAPHENE_RECT_INIT (min_x + left_width,
max_y - bottom_height,
center_width,
bottom_height),
&offscreen,
color);
}
@ -2600,17 +2605,20 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
/* Middle */
if (nine_slice_is_visible (&slices[NINE_SLICE_CENTER]))
{
memcpy (&offscreen.area, &slices[NINE_SLICE_CENTER].area, sizeof offscreen.area);
float width = (max_x - min_x) - (slices[NINE_SLICE_LEFT_CENTER].rect.width / scale_x +
slices[NINE_SLICE_RIGHT_CENTER].rect.width / scale_x);
float height = (max_y - min_y) - (slices[NINE_SLICE_TOP_CENTER].rect.height / scale_y +
slices[NINE_SLICE_BOTTOM_CENTER].rect.height / scale_y);
gsk_ngl_render_job_draw_offscreen_with_color (job,
&GRAPHENE_RECT_INIT (min_x + (slices[NINE_SLICE_LEFT_CENTER].rect.width / scale_x),
min_y + (slices[NINE_SLICE_TOP_CENTER].rect.height / scale_y),
width, height),
&offscreen,
color);
if (!gsk_rounded_rect_contains_rect (outline, &GRAPHENE_RECT_INIT (min_x + left_width,
min_y + top_height,
center_width,
center_height)))
{
memcpy (&offscreen.area, &slices[NINE_SLICE_CENTER].area, sizeof offscreen.area);
gsk_ngl_render_job_draw_offscreen_with_color (job,
&GRAPHENE_RECT_INIT (min_x + left_width,
min_y + top_height,
center_width,
center_height),
&offscreen,
color);
}
}
}