Added phaser build and hellophaser sample

filters/LightBeam.js

@@ -0,0 +1,130 @@
+/**
+* Original shader from http://glsl.heroku.com/e#4122.10
+* Tweaked, uniforms added and converted to Phaser/PIXI by Richard Davey
+*/
+Phaser.Filter.LightBeam = function (game) {
+
+    Phaser.Filter.call(this, game);
+
+    this.uniforms.alpha = { type: '1f', value: 1 };
+    this.uniforms.thickness = { type: '1f', value: 70.0 };
+    this.uniforms.speed = { type: '1f', value: 1.0 };
+    this.uniforms.red = { type: '1f', value: 2.0 };
+    this.uniforms.green = { type: '1f', value: 1.0 };
+    this.uniforms.blue = { type: '1f', value: 1.0 };
+
+    this.fragmentSrc = [
+
+        "precision mediump float;",
+        "uniform vec2      resolution;",
+        "uniform float     time;",
+        "uniform float     alpha;",
+        "uniform float     thickness;",
+        "uniform float     speed;",
+        "uniform float     red;",
+        "uniform float     green;",
+        "uniform float     blue;",
+
+        "void main(void) {",
+
+            "vec2 uPos = (gl_FragCoord.xy / resolution.xy);",
+
+            "uPos.y -= 0.50;",
+
+            "float vertColor = 0.0;",
+
+            "for (float i = 0.0; i < 1.0; i++)",
+            "{",
+                "float t = time * (i + speed);",
+                "uPos.y += sin(uPos.x + t) * 0.2;",
+                "float fTemp = abs(1.0 / uPos.y / thickness);",
+                "vertColor += fTemp;",
+            "}",
+
+            "vec4 color = vec4(vertColor * red, vertColor * green, vertColor * blue, alpha);",
+            "gl_FragColor = color;",
+        "}"
+    ];
+
+};
+
+Phaser.Filter.LightBeam.prototype = Object.create(Phaser.Filter.prototype);
+Phaser.Filter.LightBeam.prototype.constructor = Phaser.Filter.LightBeam;
+
+Phaser.Filter.LightBeam.prototype.init = function (width, height) {
+
+    this.setResolution(width, height);
+
+};
+
+Object.defineProperty(Phaser.Filter.LightBeam.prototype, 'alpha', {
+
+    get: function() {
+        return this.uniforms.alpha.value;
+    },
+
+    set: function(value) {
+        this.uniforms.alpha.value = value;
+    }
+
+});
+
+Object.defineProperty(Phaser.Filter.LightBeam.prototype, 'red', {
+
+    get: function() {
+        return this.uniforms.red.value;
+    },
+
+    set: function(value) {
+        this.uniforms.red.value = value;
+    }
+
+});
+
+Object.defineProperty(Phaser.Filter.LightBeam.prototype, 'green', {
+
+    get: function() {
+        return this.uniforms.green.value;
+    },
+
+    set: function(value) {
+        this.uniforms.green.value = value;
+    }
+
+});
+
+Object.defineProperty(Phaser.Filter.LightBeam.prototype, 'blue', {
+
+    get: function() {
+        return this.uniforms.blue.value;
+    },
+
+    set: function(value) {
+        this.uniforms.blue.value = value;
+    }
+
+});
+
+Object.defineProperty(Phaser.Filter.LightBeam.prototype, 'thickness', {
+
+    get: function() {
+        return this.uniforms.thickness.value;
+    },
+
+    set: function(value) {
+        this.uniforms.thickness.value = value;
+    }
+
+});
+
+Object.defineProperty(Phaser.Filter.LightBeam.prototype, 'speed', {
+
+    get: function() {
+        return this.uniforms.speed.value;
+    },
+
+    set: function(value) {
+        this.uniforms.speed.value = value;
+    }
+
+});