basic flower petal

examples/homeContent/plant/flower.fs

@@ -0,0 +1,60 @@
+#line 2
+////////////////////////////////////////////////////////////////////////////////////
+//
+// REPLACE BELOW
+//
+// Replace the contents of this section with a shadertoy that includes a mainImage
+// function 
+//  
+////////////////////////////////////////////////////////////////////////////////////
+
+#define TWO_PI 6.28318530718
+
+vec3 hsb2rgb( in vec3 c ){
+    vec3 rgb = clamp(abs(mod(c.x*6.0+vec3(0.0,4.0,2.0),
+                             6.0)-3.0)-1.0, 
+                     0.0, 
+                     1.0 );
+    rgb = rgb*rgb*(3.0-2.0*rgb);
+    return c.z * mix( vec3(1.0), rgb, c.y);
+}
+
+
+void mainImage( out vec4 fragColor, in vec2 fragCoord ) {
+    vec2 st = fragCoord.xy/iWorldScale.xz;
+    vec3 color = vec3(0.0, 0.0, 0.0);
+
+    vec2 toCenter = vec2(0.5) - st;
+    float angle = atan(toCenter.y, toCenter.x);
+    float radius = length(toCenter) * 2.0;
+
+    if (radius > 0.8) {
+        discard;
+    }
+
+    color = hsb2rgb(vec3((angle/TWO_PI) + 0.5, radius, 1.0));
+  
+    // Map the angle (-PI to PI) to the Hue (from 0 to 1)
+    // and the Saturation to the radius
+    // angle = pow(angle, 0.2);
+
+
+    fragColor = vec4(color, 1.0);
+}
+
+////////////////////////////////////////////////////////////////////////////////////
+//
+// REPLACE ABOVE
+//  
+////////////////////////////////////////////////////////////////////////////////////
+
+
+vec4 getProceduralColor() {
+    vec4 result;
+    vec2 position = _position.xz;
+    position += 0.5;
+    
+    mainImage(result, position * iWorldScale.xz);
+ 
+    return result;
+}

examples/homeContent/plant/growingPlantEntityScript.js

@@ -0,0 +1,54 @@
+//
+//  growingPlantEntityScript.js
+//  examples/homeContent/
+//
+//  Created by Eric Levin on 2/10/16.
+//  Copyright 2016 High Fidelity, Inc.
+//
+//  This entity script handles the logic for growing a plant when it has water poured on it
+//  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;
+    GrowingPlant = function() {
+        _this = this;
+    };
+
+    GrowingPlant.prototype = {
+      
+        createLeaf: function() {
+            var userData = JSON.stringify({
+                ProceduralEntity: {
+                    shaderUrl: "file:///C:/Users/Eric/hifi/examples/homeContent/plant/flower.fs",
+                    // shaderUrl: "file:///C:/Users/Eric/hifi/examples/shaders/shaderToyWrapper.fs",
+                }
+            });
+            this.leaf = Entities.addEntity({
+                type: "Box",
+                position: Vec3.sum(this.position, {x: 0, y: this.dimensions.y/2, z: 0 }),
+                color: {red: 100, green: 10, blue: 100},
+                dimensions: {x: 0.3, y: 0.001, z: 0.3},
+                userData: userData
+            });
+        },
+
+        preload: function(entityID) {
+            this.entityID = entityID;
+            this.props = Entities.getEntityProperties(this.entityID, ["position", "dimensions"]);
+            this.position = this.props.position;
+            this.dimensions = this.props.dimensions;
+            this.createLeaf();
+        },
+
+        unload: function() {
+            Entities.deleteEntity(this.leaf);
+        }
+
+    };
+
+    // entity scripts always need to return a newly constructed object of our type
+    return new GrowingPlant();
+});

examples/homeContent/plant/growingPlantSpawner.js

@@ -1,3 +1,15 @@
+//
+//  growingPlantSpawner.js
+//  examples/homeContent/
+//
+//  Created by Eric Levin on 2/10/16.
+//  Copyright 2016 High Fidelity, Inc.
+//
+//  This entity script handles the logic for growing a plant when it has water poured on it
+//  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;
@@ -9,6 +21,8 @@ initializePlant();
 
 function initializePlant() {
   var MODEL_URL = "file:///C:/Users/Eric/Desktop/pot.fbx";
+  var SCRIPT_URL = Script.resolvePath("growingPlantEntityScript.js?v1" + Math.random());
+
   pot = Entities.addEntity({
     type: "Model",
     modelURL: MODEL_URL,
@@ -17,7 +31,7 @@ function initializePlant() {
 
   Script.setTimeout(function() {
     var naturalDimensions = Entities.getEntityProperties(pot, "naturalDimensions").naturalDimensions;
-    Entities.editEntity(pot, {dimensions: naturalDimensions});
+    Entities.editEntity(pot, {dimensions: naturalDimensions, script: SCRIPT_URL});
   }, 2000);
 
 }