memory fixes

.gitignore

 assets/attrib.txt
+.idea/
 todo.rtf
\ No newline at end of file

js/dynamic/GPUMath.js

@@ -39,9 +39,10 @@ function initGPUMath(){
 
     GPUMath.prototype.createProgram = function(programName, vertexShader, fragmentShader){
         var programs = this.programs;
-        var program = programs[name];
+        var program = programs[programName];
         if (program) {
-            console.warn("already a program with the name " + programName);
+            gl.useProgram(program.program);
+            // console.warn("already a program with the name " + programName);
             return;
         }
         program = glBoilerplate.createProgramFromSource(gl, vertexShader, fragmentShader);
@@ -55,9 +56,13 @@ function initGPUMath(){
 
     GPUMath.prototype.initTextureFromData = function(name, width, height, typeName, data, shouldReplace){
         var texture = this.textures[name];
-        if (!shouldReplace && texture) {
-            console.warn("already a texture with the name " + name);
-            return;
+
+        if (texture){
+            if (!shouldReplace) {
+                console.warn("already a texture with the name " + name);
+                return;
+            }
+            gl.deleteTexture(texture);
         }
         texture = glBoilerplate.makeTexture(gl, width, height, gl[typeName], data);
         this.textures[name] = texture;
@@ -67,9 +72,12 @@ function initGPUMath(){
 
     GPUMath.prototype.initFrameBufferForTexture = function(textureName, shouldReplace){
         var framebuffer = this.frameBuffers[textureName];
-        if (framebuffer && (shouldReplace === undefined || !shouldReplace)) {
-            console.warn("framebuffer already exists for texture " + textureName);
-            return;
+        if (framebuffer){
+            if (!shouldReplace) {
+                console.warn("framebuffer already exists for texture " + textureName);
+                return;
+            }
+            gl.deleteFramebuffer(framebuffer);
         }
         var texture = this.textures[textureName];
         if (!texture){

js/dynamic/dynamicSolver.js

@@ -121,7 +121,7 @@ function initDynamicSolver(globals){
             globals.shouldCenterGeo = false;
         }
 
-        if (_numSteps == undefined) _numSteps = globals.numSteps;
+        if (_numSteps === undefined) _numSteps = globals.numSteps;
         for (var j=0;j<_numSteps;j++){
             solveStep();
         }

js/model.js

@@ -32,16 +32,23 @@ function initModel(globals){
     setMeshMaterial();
 
     function clearGeometries(){
-        if (geometry) geometry.dispose();
 
-        geometry = new THREE.BufferGeometry();
+        if (geometry) {
+            // geometry.dispose();
+        } else geometry = new THREE.BufferGeometry();
+        geometry.verticesNeedUpdate = true;
         geometry.dynamic = true;
+
+
         frontside.geometry = geometry;
         backside.geometry = geometry;
 
         _.each(lines, function(line){
-            if (line.geometry) line.geometry.dispose();
-            var lineGeometry = new THREE.BufferGeometry();
+            var lineGeometry = line.geometry;
+            if (lineGeometry) {
+                // line.geometry.dispose();
+            } else lineGeometry = new THREE.BufferGeometry();
+            lineGeometry.verticesNeedUpdate = true;
             lineGeometry.dynamic = true;
             line.geometry = lineGeometry;
         });

js/threeView.js

@@ -141,7 +141,9 @@ function initThreeView(globals) {
     }
 
     function sceneClearModel(){
-        modelWrapper.children = [];
+        for (var i=0;i<modelWrapper.children.length;i++){
+            modelWrapper.remove(modelWrapper.children[i]);
+        }
     }
 
     function onWindowResize() {