From b16492f34708c23907c7ebe9043554897b1ea60b Mon Sep 17 00:00:00 2001
From: -=yb4f310 <theunis.botha1@gmail.com>
Date: Tue, 14 Nov 2017 09:37:48 +0100
Subject: [PATCH] fog updates

---
 src/game-lib-d3-fog.js      | 53 ++++++++++++++++++------------
 src/game-lib-d3-renderer.js | 64 +++++++++++++++++++++++++------------
 2 files changed, 76 insertions(+), 41 deletions(-)

diff --git a/src/game-lib-d3-fog.js b/src/game-lib-d3-fog.js
index dd779f6..7cec179 100644
--- a/src/game-lib-d3-fog.js
+++ b/src/game-lib-d3-fog.js
@@ -76,33 +76,46 @@ GameLib.D3.Fog.prototype.createInstance = function() {
 
 };
 
-GameLib.D3.Fog.prototype.updateInstance = function() {
+GameLib.D3.Fog.prototype.updateInstance = function(property) {
 
-    if (
-        this.exponential &&
-        !(this.instance instanceof THREE.FogExp2)
-    ) {
-        this.createInstance();
-        return;
+    if (property === 'exponential') {
+        if (
+            this.exponential &&
+            !(this.instance instanceof THREE.FogExp2)
+        ) {
+            this.createInstance();
+            return;
+        }
+
+        if (
+            !this.exponential &&
+            !(this.instance instanceof THREE.Fog)
+        ) {
+            this.createInstance();
+            return;
+        }
     }
 
-    if (
-        !this.exponential &&
-        !(this.instance instanceof THREE.Fog)
-    ) {
-        this.createInstance();
-        return;
+    if (property === 'color') {
+        this.color.instance.setRGB(
+            this.color.r,
+            this.color.g,
+            this.color.b
+        );
+        this.instance.color = this.color.instance;
     }
 
-    this.instance.color     = this.color.instance;
-
-    if (this.instance instanceof THREE.Fog) {
-        this.instance.near = this.near;
-        this.instance.far = this.far;
+    if (property === 'near' || property === 'far') {
+        if (this.instance instanceof THREE.Fog) {
+            this.instance.near = this.near;
+            this.instance.far = this.far;
+        }
     }
 
-    if (this.instance instanceof THREE.FogExp2) {
-        this.instance.density = this.density;
+    if (property === 'density') {
+        if (this.instance instanceof THREE.FogExp2) {
+            this.instance.density = this.density;
+        }
     }
 
 };
diff --git a/src/game-lib-d3-renderer.js b/src/game-lib-d3-renderer.js
index 4b09646..01edd1d 100644
--- a/src/game-lib-d3-renderer.js
+++ b/src/game-lib-d3-renderer.js
@@ -209,38 +209,55 @@ GameLib.D3.Renderer.prototype.createInstance = function() {
 /**
  *
  */
-GameLib.D3.Renderer.prototype.updateInstance = function() {
+GameLib.D3.Renderer.prototype.updateInstance = function(property) {
 
     if (!this.instance) {
         try {
             this.createInstance();
         } catch (error) {
             console.error(error.message);
-            return;
         }
+        return;
     }
 
-    this.instance.localClippingEnabled = this.localClipping;
+    if (!property) {
+        console.error('no property for renderer');
+    }
 
-    this.instance.setSize(
-        this.width,
-        this.height
-    );
+    if (property === 'localClipping') {
+        this.instance.localClippingEnabled = this.localClipping;
+    }
 
-    this.instance.setClearColor(
-        new THREE.Color(
-            this.clearColor.r,
-            this.clearColor.g,
-            this.clearColor.b
-        ),
-        1 - this.clearColor.a
-    );
+    if (property === 'width' || 'height') {
+        this.instance.setSize(
+            this.width,
+            this.height
+        );
 
-    this.instance.domElement.width = this.width;
-    this.instance.domElement.height = this.height;
+        this.instance.domElement.width = this.width;
+        this.instance.domElement.height = this.height;
+    }
 
-    this.instance.autoClear = this.autoClear;
-    this.instance.preserveDrawingBuffer = this.preserveDrawingBuffer;
+
+    if (property === 'clearColor') {
+        this.instance.setClearColor(
+            new THREE.Color(
+                this.clearColor.r,
+                this.clearColor.g,
+                this.clearColor.b
+            ),
+            1 - this.clearColor.a
+        );
+    }
+
+
+    if (property === 'autoClear') {
+        this.instance.autoClear = this.autoClear;
+    }
+
+    if (property === 'preserveDrawingBuffer') {
+        this.instance.preserveDrawingBuffer = this.preserveDrawingBuffer;
+    }
 
     if (this.clippingPlanes.length > 0) {
         this.instance.clippingPlanes = this.clippingPlanes.map(
@@ -257,7 +274,9 @@ GameLib.D3.Renderer.prototype.updateInstance = function() {
         this.instance.clippingPlanes = [];
     }
 
-    this.instance.sortObjects = this.sortObjects;
+    if (property === 'sortObjects') {
+        this.instance.sortObjects = this.sortObjects;
+    }
 };
 
 /**
@@ -403,6 +422,9 @@ GameLib.D3.Renderer.prototype.render = function(delta, scenes) {
 GameLib.D3.Renderer.prototype.setSize = function(width, height) {
     this.width = width;
     this.height = height;
-    this.updateInstance();
+    this.instance.setSize(
+        this.width,
+        this.height
+    );
 };