in_practice/breakout/ball.c


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#include "ball.h"

void move_ball(ball_t *ball, f32 dt, i32 width)
{
	if (ball->stuck) 
		return;
	ball->o.pos = add_v2(ball->o.pos, scale_v2(ball->o.vel, dt));
	if (ball->o.pos.x < 0.0f) {
		ball->o.vel.x = -ball->o.vel.x;
		ball->o.pos.x = 0.0f;
	}
	if (ball->o.pos.x + ball->o.size.x > width) {
		ball->o.vel.x = -ball->o.vel.x;
		ball->o.pos.x = width - ball->o.size.x;
	}
	if (ball->o.pos.y < 0.0f) {
		ball->o.vel.y = -ball->o.vel.y;
		ball->o.pos.y = 0.0f;
	}
}
	
void reset_ball(ball_t *ball, v2 pos, v2 vel)
{
}