basic firework

examples/playa/fireworks/fireworksLaunchButtonEntityScript.js

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+  //
+  //  fireworksLaunchEntityScript.js
+  //  examples/playa/fireworks
+  //
+  //  Created by Eric Levina on 2/24/16.
+  //  Copyright 2015 High Fidelity, Inc.
+  //
+  //  Run this script to spawn a big fireworks launch button that a user can press
+  //
+  //  Distributed under the Apache License, Version 2.0.
+  //  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+
+  (function() {
+    var _this;
+    Fireworks = function() {
+      _this = this;
+
+    };
+
+    Fireworks.prototype = {
+
+      startNearTrigger: function() {
+        print("EBL NEAR TRIGGER")
+        _this.shootFirework();
+      },
+
+      clickReleaseOnEntity: function() {
+        _this.shootFirework();
+      },
+
+      shootFirework: function() {
+        var fireworkSettings = {
+          name: "fireworks emitter",
+          position: _this.position,
+          type: "ParticleEffect",
+          color: {
+            red: 205,
+            green: 84,
+            blue: 84
+          },
+          maxParticles: 1000,
+          lifetime: 20,
+          lifespan: 4,
+          emitRate: 1000,
+          emitSpeed: 1.5,
+          speedSpread: 1.0,
+          emitOrientation: {
+            x: -0.2,
+            y: 0,
+            z: 0,
+            w: 0.7
+          },
+          emitDimensions: {
+            x: 0,
+            y: 0,
+            z: 0
+          },
+          emitRadiusStart: 0.5,
+          polarStart: 1,
+          polarFinish: 1.2,
+          azimuthStart: -Math.PI,
+          azimuthFinish: Math.PI,
+          emitAcceleration: {
+            x: 0,
+            y: -0.7,
+            z: 0
+          },
+          accelerationSpread: {
+            x: 0,
+            y: 0,
+            z: 0
+          },
+          particleRadius: 0.04,
+          radiusSpread: 0,
+          radiusStart: 0.14,
+          radiusFinish: 0.14,
+          colorSpread: {
+            red: 0,
+            green: 0,
+            blue: 0
+          },
+          colorStart: {
+            red: 255,
+            green: 255,
+            blue: 255
+          },
+          colorFinish: {
+            red: 255,
+            green: 255,
+            blue: 255
+          },
+          alpha: 1,
+          alphaSpread: 0,
+          alphaStart: 0,
+          alphaFinish: 1,
+          textures: "https://hifi-public.s3.amazonaws.com/alan/Particles/spark_2.png",
+        };
+
+        _this.firework = Entities.addEntity(fireworkSettings);
+      },
+
+      preload: function(entityID) {
+        _this.entityID = entityID;
+        _this.position = Entities.getEntityProperties(_this.entityID, "position").position;
+        print("EBL RELOAD ENTITY SCRIPT!!!");
+
+      },
+
+      unload: function() {
+        if (_this.firework) {
+          Entities.deleteEntity(_this.firework);
+        }
+      }
+
+
+    };
+
+    // entity scripts always need to return a newly constructed object of our type
+    return new Fireworks();
+  });

examples/playa/fireworks/fireworksLaunchButtonSpawner.js

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+  //
+  //  fireworksLaunchButtonSpawner.js
+  //  examples/playa/fireworks
+  //
+  //  Created by Eric Levina on 2/24/16.
+  //  Copyright 2015 High Fidelity, Inc.
+  //
+  //  Run this script to spawn a big fireworks launch button that a user can press
+  //
+  //  Distributed under the Apache License, Version 2.0.
+  //  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+
+  var orientation = Camera.getOrientation();
+  orientation = Quat.safeEulerAngles(orientation);
+  orientation.x = 0;
+  orientation = Quat.fromVec3Degrees(orientation);
+  var center = Vec3.sum(MyAvatar.position, Vec3.multiply(3, Quat.getFront(orientation)));
+
+  // Math.random ensures no caching of script
+  var SCRIPT_URL = Script.resolvePath("fireworksLaunchButtonEntityScript.js?v1" + Math.random())
+
+  var myEntity = Entities.addEntity({
+    type: "Box",
+    color: {
+      red: 200,
+      green: 10,
+      blue: 10
+    },
+    position: center,
+    dimensions: {
+      x: 0.1,
+      y: 0.1,
+      z: 0.1
+    },
+    script: SCRIPT_URL,
+    userData: JSON.stringify({
+      grabbableKey: {
+        wantsTrigger: true
+      }
+    })
+  })
+
+
+  function cleanup() {
+    Entities.deleteEntity(myEntity);
+  }
+
+  Script.scriptEnding.connect(cleanup);