com.ardor3d.example.pipeline.FireballTrigger Maven / Gradle / Ivy

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package com.ardor3d.example.pipeline;

import java.util.concurrent.Callable;

import com.ardor3d.extension.animation.skeletal.AnimationManager;
import com.ardor3d.extension.animation.skeletal.SkeletonPose;
import com.ardor3d.extension.animation.skeletal.SkinnedMesh;
import com.ardor3d.extension.animation.skeletal.clip.TriggerCallback;
import com.ardor3d.extension.effect.particle.ParticleControllerListener;
import com.ardor3d.extension.effect.particle.ParticleFactory;
import com.ardor3d.extension.effect.particle.ParticleSystem;
import com.ardor3d.image.Texture;
import com.ardor3d.image.Texture.WrapMode;
import com.ardor3d.image.TextureStoreFormat;
import com.ardor3d.math.ColorRGBA;
import com.ardor3d.math.MathUtils;
import com.ardor3d.math.Transform;
import com.ardor3d.math.Vector3;
import com.ardor3d.renderer.state.BlendState;
import com.ardor3d.renderer.state.TextureState;
import com.ardor3d.renderer.state.ZBufferState;
import com.ardor3d.scenegraph.controller.ComplexSpatialController.RepeatType;
import com.ardor3d.util.GameTaskQueueManager;
import com.ardor3d.util.TextureManager;

public class FireballTrigger implements TriggerCallback {

    private final AnimationDemoExample example;

    public FireballTrigger() {
        // a bit of a hack. in a real game we might use manager singletons, etc.
        example = AnimationDemoExample.instance;
    }

    public void doTrigger(final SkeletonPose applyToPose, final AnimationManager manager) {
        GameTaskQueueManager.getManager(example.getCanvas().getCanvasRenderer().getRenderContext()).update(
                new Callable() {
                    @Override
                    public Void call() throws Exception {
                        addParticles(example.getMeshForPose(applyToPose));
                        return null;
                    }
                });
    }

    private void addParticles(final SkinnedMesh mesh) {
        // find location of fist
        final SkeletonPose pose = mesh.getCurrentPose();
        final Transform loc = mesh.getWorldTransform().multiply(pose.getGlobalJointTransforms()[15], null);

        // Spawn a short lived explosion
        final ParticleSystem explosion = ParticleFactory.buildParticles("big", 80);
        explosion.setEmissionDirection(new Vector3(0.0f, 1.0f, 0.0f));
        explosion.setMaximumAngle(MathUtils.PI);
        explosion.setSpeed(0.9f);
        explosion.setMinimumLifeTime(300.0f);
        explosion.setMaximumLifeTime(500.0f);
        explosion.setStartSize(2.0f);
        explosion.setEndSize(5.0f);
        explosion.setStartColor(new ColorRGBA(1.0f, 0.312f, 0.121f, 1.0f));
        explosion.setEndColor(new ColorRGBA(1.0f, 0.24313726f, 0.03137255f, 0.0f));
        explosion.setControlFlow(false);
        explosion.setInitialVelocity(0.04f);
        explosion.setParticleSpinSpeed(0.0f);
        explosion.setRepeatType(RepeatType.CLAMP);

        // attach to root, at fist location
        explosion.setTransform(loc);
        explosion.warmUp(1);
        example.getRoot().attachChild(explosion);
        example.getRoot().updateWorldTransform(true);

        explosion.getParticleController().addListener(new ParticleControllerListener() {
            @Override
            public void onDead(final ParticleSystem particles) {
                explosion.removeFromParent();
            }
        });
        explosion.forceRespawn();

        final BlendState blend = new BlendState();
        blend.setBlendEnabled(true);
        blend.setSourceFunction(BlendState.SourceFunction.SourceAlpha);
        blend.setDestinationFunction(BlendState.DestinationFunction.One);
        explosion.setRenderState(blend);

        final TextureState ts = new TextureState();
        ts.setTexture(TextureManager.load("images/flaresmall.jpg", Texture.MinificationFilter.Trilinear,
                TextureStoreFormat.GuessCompressedFormat, true));
        ts.getTexture().setWrap(WrapMode.BorderClamp);
        ts.setEnabled(true);
        explosion.setRenderState(ts);

        final ZBufferState zstate = new ZBufferState();
        zstate.setWritable(false);
        explosion.setRenderState(zstate);
    }
}