/** Shoots a {@link Bullet} at the specified position */
public void shoot(Vector2 position) {
Vector2 direction = new Vector2(position);
direction.sub(this.getPosition());
direction.nor();
this.setAngle(direction.angleRad());
this.setTransform(body.getPosition(), direction.angleRad());
Vector2 velocity = new Vector2(direction.x * BULLET_SPEED, direction.y * BULLET_SPEED);
Bullet bullet = new Bullet(level, this.getPosition(), velocity);
bullet.setAngle(direction.angleRad());
level.add(bullet);
}
// TODO Comment
private void updateVertexDefault(int index, boolean inside) {
BoundingBox box = boundingBoxes.items[index / verticesPerBox];
box.needsCullingUpdate = true;
int k = index % vertices.size;
StripVertex stripVertex = vertexDataArray.items[k];
AuxVertexFinder auxVertexFinder = this.auxVertexFinder;
Array<Float> vertexData = inside ? stripVertex.insideVertexData : stripVertex.outsideVertexData;
vertexData.clear();
auxVertexFinder.setInsideStrip(inside);
Vector2 currentVertex = vertices.items[k];
Vector2 defaultAux = auxVertexFinder.getAux(vertices, k);
boolean roundCorner = false;
{ // within these brackets i figure out if i should round the corner.
// i hope to rewrite this code to something i can understand one day after writing it
Vector2 previous = tmp.set(vertices.items[(k - 1 + vertices.size) % vertices.size]);
Vector2 copyOfDefaultAux = tmp1.set(defaultAux);
previous.sub(currentVertex);
copyOfDefaultAux.sub(currentVertex);
float angle = previous.angleRad() - copyOfDefaultAux.angleRad();
angle = ((angle + MathUtils.PI2) % MathUtils.PI) * 2f;
boolean angleMoreThanPI;
if (inside) {
angleMoreThanPI = angle > MathUtils.PI * 1.1f;
} else {
angleMoreThanPI = angle < MathUtils.PI * 0.9f;
}
if (auxVertexFinder.clockWisePolygon) angleMoreThanPI = !angleMoreThanPI;
if (angleMoreThanPI) {
boolean sharpCorner = Math.abs(MathUtils.PI - angle) > Math.PI * 0.4f;
roundCorner = roundSharpCorners && sharpCorner;
}
}
if (roundCorner) {
Vector2 beginningAux = auxVertexFinder.getAuxEnding(vertices, k, 0);
Vector2 endingAux = auxVertexFinder.getAuxBeginning(vertices, k, 0);
Vector2 middleAux =
tmp.set(defaultAux).sub(currentVertex).nor().scl(halfWidth).add(currentVertex);
add(currentVertex, VERTEX_TYPE_USER, vertexData);
add(beginningAux, VERTEX_TYPE_AUX, vertexData);
add(currentVertex, VERTEX_TYPE_USER, vertexData);
add(middleAux, VERTEX_TYPE_AUX, vertexData);
add(currentVertex, VERTEX_TYPE_USER, vertexData);
add(endingAux, VERTEX_TYPE_AUX, vertexData);
} else {
add(currentVertex, VERTEX_TYPE_USER, vertexData);
add(defaultAux, VERTEX_TYPE_AUX, vertexData);
}
}
