snapshot: Replace trivial gradients with color nodes

Extend this to all existing gradient types
This commit is contained in:
Timm Bäder 2021-07-15 16:50:32 +02:00
parent 67952a9142
commit 3eed61deba

View File

@ -2223,9 +2223,9 @@ gtk_snapshot_append_repeating_linear_gradient (GtkSnapshot *snapshot,
{
GskRenderNode *node;
graphene_rect_t real_bounds;
graphene_point_t real_start_point;
graphene_point_t real_end_point;
float scale_x, scale_y, dx, dy;
gboolean need_gradient = FALSE;
const GdkRGBA *first_color;
g_return_if_fail (snapshot != NULL);
g_return_if_fail (start_point != NULL);
@ -2235,16 +2235,36 @@ gtk_snapshot_append_repeating_linear_gradient (GtkSnapshot *snapshot,
gtk_snapshot_ensure_affine (snapshot, &scale_x, &scale_y, &dx, &dy);
gtk_graphene_rect_scale_affine (bounds, scale_x, scale_y, dx, dy, &real_bounds);
real_start_point.x = scale_x * start_point->x + dx;
real_start_point.y = scale_y * start_point->y + dy;
real_end_point.x = scale_x * end_point->x + dx;
real_end_point.y = scale_y * end_point->y + dy;
node = gsk_repeating_linear_gradient_node_new (&real_bounds,
&real_start_point,
&real_end_point,
stops,
n_stops);
first_color = &stops[0].color;
for (gsize i = 0; i < n_stops; i ++)
{
if (!gdk_rgba_equal (first_color, &stops[i].color))
{
need_gradient = TRUE;
break;
}
}
if (need_gradient)
{
graphene_point_t real_start_point, real_end_point;
real_start_point.x = scale_x * start_point->x + dx;
real_start_point.y = scale_y * start_point->y + dy;
real_end_point.x = scale_x * end_point->x + dx;
real_end_point.y = scale_y * end_point->y + dy;
node = gsk_repeating_linear_gradient_node_new (&real_bounds,
&real_start_point,
&real_end_point,
stops,
n_stops);
}
else
{
node = gsk_color_node_new (first_color, &real_bounds);
}
gtk_snapshot_append_node_internal (snapshot, node);
}
@ -2338,8 +2358,9 @@ gtk_snapshot_append_radial_gradient (GtkSnapshot *snapshot,
{
GskRenderNode *node;
graphene_rect_t real_bounds;
graphene_point_t real_center;
float scale_x, scale_y, dx, dy;
gboolean need_gradient = FALSE;
const GdkRGBA *first_color;
g_return_if_fail (snapshot != NULL);
g_return_if_fail (center != NULL);
@ -2348,17 +2369,37 @@ gtk_snapshot_append_radial_gradient (GtkSnapshot *snapshot,
gtk_snapshot_ensure_affine (snapshot, &scale_x, &scale_y, &dx, &dy);
gtk_graphene_rect_scale_affine (bounds, scale_x, scale_y, dx, dy, &real_bounds);
real_center.x = scale_x * center->x + dx;
real_center.y = scale_y * center->y + dy;
node = gsk_radial_gradient_node_new (&real_bounds,
&real_center,
hradius * scale_x,
vradius * scale_y,
start,
end,
stops,
n_stops);
first_color = &stops[0].color;
for (gsize i = 0; i < n_stops; i ++)
{
if (!gdk_rgba_equal (first_color, &stops[i].color))
{
need_gradient = TRUE;
break;
}
}
if (need_gradient)
{
graphene_point_t real_center;
real_center.x = scale_x * center->x + dx;
real_center.y = scale_y * center->y + dy;
node = gsk_radial_gradient_node_new (&real_bounds,
&real_center,
hradius * scale_x,
vradius * scale_y,
start,
end,
stops,
n_stops);
}
else
{
node = gsk_color_node_new (first_color, &real_bounds);
}
gtk_snapshot_append_node_internal (snapshot, node);
}
@ -2391,8 +2432,9 @@ gtk_snapshot_append_repeating_radial_gradient (GtkSnapshot *snapshot,
{
GskRenderNode *node;
graphene_rect_t real_bounds;
graphene_point_t real_center;
float scale_x, scale_y, dx, dy;
gboolean need_gradient = FALSE;
const GdkRGBA *first_color;
g_return_if_fail (snapshot != NULL);
g_return_if_fail (center != NULL);
@ -2401,17 +2443,36 @@ gtk_snapshot_append_repeating_radial_gradient (GtkSnapshot *snapshot,
gtk_snapshot_ensure_affine (snapshot, &scale_x, &scale_y, &dx, &dy);
gtk_graphene_rect_scale_affine (bounds, scale_x, scale_y, dx, dy, &real_bounds);
real_center.x = scale_x * center->x + dx;
real_center.y = scale_y * center->y + dy;
node = gsk_repeating_radial_gradient_node_new (&real_bounds,
&real_center,
hradius * scale_x,
vradius * scale_y,
start,
end,
stops,
n_stops);
first_color = &stops[0].color;
for (gsize i = 0; i < n_stops; i ++)
{
if (!gdk_rgba_equal (first_color, &stops[i].color))
{
need_gradient = TRUE;
break;
}
}
if (need_gradient)
{
graphene_point_t real_center;
real_center.x = scale_x * center->x + dx;
real_center.y = scale_y * center->y + dy;
node = gsk_repeating_radial_gradient_node_new (&real_bounds,
&real_center,
hradius * scale_x,
vradius * scale_y,
start,
end,
stops,
n_stops);
}
else
{
node = gsk_color_node_new (first_color, &real_bounds);
}
gtk_snapshot_append_node_internal (snapshot, node);
}