This function defines a circle shape for your fixture with a radius defined by the argument "rad".
physics_fixture_set_circle_shape(fixture, rad)
| 参数 | 描述 |
|---|---|
| fixture | the index of the fixture |
| rad | radius of the circle |
N/A（无返回值）
physics_fixture_set_circle_shape(fix_Ball,
sprite_get_width(spr_Ball) / 2);
The code above will apply a circle shape to the fixture indexed in the variable "fix_Ball" with a radius the same as that of the width of the sprite "spr_Ball" divided by 2.