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Prepare for moving circle rendering to new code as well

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Kovid Goyal 2025-05-10 09:28:20 +05:30
parent 0f3603c0eb
commit 41b44fdafa
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1 changed files with 4 additions and 6 deletions
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10
kitty/decorations.c
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@ -798,17 +798,15 @@ circle(Point origin, double radius, double start_at, double end_at) {
return ans;
}
static double
circle_x(Circle c, double t) { return c.origin.x + c.radius * cos(c.start + c.amt * t); }
static double
circle_y(Circle c, double t) { return c.origin.y + c.radius * sin(c.start + c.amt * t); }
static double circle_x(const void *v, double t) { const Circle *c=v; return c->origin.x + c->radius * cos(c->start + c->amt * t); }
static double circle_y(const void *v, double t) { const Circle *c=v; return c->origin.y + c->radius * sin(c->start + c->amt * t); }
static void
spinner(Canvas *self, uint level, double start_degrees, double end_degrees) {
uint w = self->width / 2, h = self->height / 2;
uint radius = minus(min(w, h), thickness(self, level, true) / 2);
Circle c = circle((Point){.x=w, .y=h}, radius, start_degrees, end_degrees);
draw_parametrized_curve(self, level, circle_x(c, t), circle_y(c, t));
draw_parametrized_curve(self, level, circle_x(&c, t), circle_y(&c, t));
}
static void
@ -831,7 +829,7 @@ draw_fish_eye(Canvas *self, uint level) {
uint line_width = thickness(self, level, true) / 2;
uint radius = minus(min(w, h), line_width);
Circle c = circle((Point){.x=w, .y=h}, radius, 0, 360);
draw_parametrized_curve(self, level, circle_x(c, t), circle_y(c, t));
draw_parametrized_curve(self, level, circle_x(&c, t), circle_y(&c, t));
uint gap = minus(radius, radius / 10);
draw_circle(self, 1.0, gap, false);
}