Create CircleFXPipeline.js

src/renderer/webgl/pipelines/fx/CircleFXPipeline.js

@@ -0,0 +1,57 @@
+/**
+ * @author       Richard Davey <rich@photonstorm.com>
+ * @copyright    2013-2023 Photon Storm Ltd.
+ * @license      {@link https://opensource.org/licenses/MIT|MIT License}
+ */
+
+var Class = require('../../../../utils/Class');
+var CircleFrag = require('../../shaders/FXCircle-frag.js');
+var GetFastValue = require('../../../../utils/object/GetFastValue');
+var PostFXPipeline = require('../PostFXPipeline');
+
+var CircleFXPipeline = new Class({
+
+    Extends: PostFXPipeline,
+
+    initialize:
+
+    function CircleFXPipeline (game)
+    {
+        PostFXPipeline.call(this, {
+            game: game,
+            fragShader: CircleFrag
+        });
+
+        //  A value between 0 and 100, with 0 being 'no ring' and 100 being 'very thick'
+        this.width = 10;
+        this.glcolor = [ 1, 0.2, 0.7 ];
+        this.glcolor2 = [ 1, 0, 0, 0.4 ];
+    },
+
+    onPreRender: function (config, shader, width, height)
+    {
+        // eslint-disable-next-line consistent-this
+        if (config === undefined) { config = this; }
+
+        var circleWidth = GetFastValue(config, 'width');
+
+        this.set1f('width', 0.4 + (0.1 - (circleWidth / 1000)), shader);
+        this.set3fv('color', GetFastValue(config, 'glcolor'), shader);
+        this.set4fv('backgroundColor', GetFastValue(config, 'glcolor2'), shader);
+
+        if (width && height)
+        {
+            this.set2f('resolution', width, height, shader);
+        }
+    },
+
+    onDraw: function (target)
+    {
+        this.set2f('resolution', target.width, target.height);
+
+        this.bindAndDraw(target);
+    }
+
+});
+
+module.exports = CircleFXPipeline;