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cairoblur: Move the check for early exit

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That means we only have one place where we check all kinds of early
exits.
This commit is contained in:
Benjamin Otte 2020-02-13 00:14:29 +01:00
parent f0993fc881
commit 67610b1242
2 changed files with 10 additions and 11 deletions
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11
gsk/gskcairoblur.c
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@ -281,8 +281,13 @@ gsk_cairo_blur_compute_pixels (double radius)
}
static gboolean
needs_blur (float radius)
needs_blur (float radius,
GskBlurFlags blur_flags)
{
/* Neither blurring horizontal nor vertical means no blurring at all. */
if ((blur_flags & (GSK_BLUR_X | GSK_BLUR_Y)) == 0)
return FALSE;
/* The code doesn't actually do any blurring for radius 1, as it
* ends up with box filter size 1 */
if (radius <= 1.0)
@ -306,7 +311,7 @@ gsk_cairo_blur_start_drawing (cairo_t *cr,
gboolean blur_x = (blur_flags & GSK_BLUR_X) != 0;
gboolean blur_y = (blur_flags & GSK_BLUR_Y) != 0;
if (!needs_blur (radius))
if (!needs_blur (radius, blur_flags))
return cr;
gdk_cairo_get_clip_rectangle (cr, &clip_rect);
@ -372,7 +377,7 @@ gsk_cairo_blur_finish_drawing (cairo_t *cr,
cairo_surface_t *surface;
gdouble x_scale;
if (!needs_blur (radius))
if (!needs_blur (radius, blur_flags))
return cr;
original_cr = cairo_get_user_data (cr, &original_cr_key);

10
gsk/gskrendernodeimpl.c
View File

@ -770,17 +770,12 @@ draw_shadow (cairo_t *cr,
GskBlurFlags blur_flags)
{
cairo_t *shadow_cr;
gboolean do_blur;
if (has_empty_clip (cr))
return;
gdk_cairo_set_source_rgba (cr, color);
do_blur = (blur_flags & (GSK_BLUR_X | GSK_BLUR_Y)) != 0;
if (do_blur)
shadow_cr = gsk_cairo_blur_start_drawing (cr, radius, blur_flags);
else
shadow_cr = cr;
shadow_cr = gsk_cairo_blur_start_drawing (cr, radius, blur_flags);
cairo_set_fill_rule (shadow_cr, CAIRO_FILL_RULE_EVEN_ODD);
gsk_rounded_rect_path (box, shadow_cr);
@ -791,8 +786,7 @@ draw_shadow (cairo_t *cr,
cairo_fill (shadow_cr);
if (do_blur)
gsk_cairo_blur_finish_drawing (shadow_cr, radius, color, blur_flags);
gsk_cairo_blur_finish_drawing (shadow_cr, radius, color, blur_flags);
}
typedef struct {