mirrors/riiablo
1
0
Fork 0
mirror of https://github.com/collinsmith/riiablo.git synced 2025-02-06 00:57:03 +07:00
Code Issues Actions Packages Projects Releases Wiki Activity

Added physics system placeholder which manages velocity application on position

Browse Source
This commit is contained in:
Collin Smith 2019-11-10 01:56:23 -08:00
parent caec8d7032
commit 4ed6792996
1 changed files with 28 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
core/src/com/riiablo/engine/system/PhysicsSystem.java Normal file
View File

@ -0,0 +1,28 @@
package com.riiablo.engine.system;
import com.badlogic.ashley.core.ComponentMapper;
import com.badlogic.ashley.core.Entity;
import com.badlogic.ashley.core.Family;
import com.badlogic.ashley.systems.IteratingSystem;
import com.badlogic.gdx.math.Vector2;
import com.riiablo.engine.component.PositionComponent;
import com.riiablo.engine.component.VelocityComponent;
public class PhysicsSystem extends IteratingSystem {
private final ComponentMapper<PositionComponent> positionComponent = ComponentMapper.getFor(PositionComponent.class);
private final ComponentMapper<VelocityComponent> velocityComponent = ComponentMapper.getFor(VelocityComponent.class);
public PhysicsSystem() {
super(Family.all(PositionComponent.class, VelocityComponent.class).get());
}
@Override
protected void processEntity(Entity entity, float delta) {
VelocityComponent velocityComponent = this.velocityComponent.get(entity);
Vector2 velocity = velocityComponent.velocity;
if (velocity.isZero()) return;
PositionComponent positionComponent = this.positionComponent.get(entity);
Vector2 position = positionComponent.position;
position.mulAdd(velocity, delta);
}
}