-static const vec_t opposing_rect_side_forces[RECT_SIDE_N] = {
- { .x = 1.0f, .y = 0.0f }, /* RECT_SIDE_LEFT = 0, */
- { .x = -1.0f, .y = 0.0f }, /* RECT_SIDE_RIGHT, */
- { .x = 0.0f, .y = 1.0f, }, /* RECT_SIDE_TOP, */
- { .x = 0.0f, .y = -1.0f, } /* RECT_SIDE_BOTTOM, */