sim finished for now

index.html

@@ -142,6 +142,7 @@
         uniform vec2 u_textureDimNodeFaces;
         uniform float u_creasePercent;
         uniform float u_dt;
+        uniform float u_axialStiffness;
         uniform sampler2D u_lastPosition;
         uniform sampler2D u_lastVelocity;
         uniform sampler2D u_originalPosition;
@@ -304,8 +305,7 @@
                 vec3 normal = getFromArray(faceMeta[0], u_textureDimFaces, u_normals).xyz;
 
                 //calc forces
-                float triangleStiffness = 0.1;
-                anglesDiff *= triangleStiffness;
+                anglesDiff *= u_axialStiffness/100.0;
                 if (faceIndex == 0){//a
                     vec3 normalCrossAC = cross(normal, ac)/lengthAC;
                     vec3 normalCrossAB = cross(normal, ab)/lengthAB;

js/controls.js

@@ -179,10 +179,10 @@ function initControls(globals){
         globals.materialHasChanged = true;
     });
 
-    setSliderInput("#triStiffness", globals.triStiffness, 0, 10, 0.01, function(val){
-        globals.triStiffness = val;//todo update
-        // globals.materialHasChanged = true;
-    });
+    // setSliderInput("#triStiffness", globals.triStiffness, 0, 10, 0.01, function(val){
+    //     globals.triStiffness = val;//todo update
+    //     // globals.materialHasChanged = true;
+    // });
 
     setSliderInput("#creaseStiffness", globals.creaseStiffness, 0, 3, 0.01, function(val){
         globals.creaseStiffness = val;

js/dynamic/dynamicSolver.js

@@ -308,6 +308,7 @@ function initDynamicSolver(globals){
         gpuMath.setUniformForProgram("velocityCalc", "u_textureDimNodeCreases", [textureDimNodeCreases, textureDimNodeCreases], "2f");
         gpuMath.setUniformForProgram("velocityCalc", "u_textureDimNodeFaces", [textureDimNodeFaces, textureDimNodeFaces], "2f");
         gpuMath.setUniformForProgram("velocityCalc", "u_creasePercent", globals.creasePercent, "1f");
+        gpuMath.setUniformForProgram("velocityCalc", "u_axialStiffness", globals.axialStiffness, "1f");
 
         gpuMath.createProgram("thetaCalc", vertexShader, document.getElementById("thetaCalcShader").text);
         gpuMath.setUniformForProgram("thetaCalc", "u_normals", 0, "1i");
@@ -383,8 +384,13 @@ function initDynamicSolver(globals){
             }
         }
         globals.gpuMath.initTextureFromData("u_beamMeta", textureDimEdges, textureDimEdges, "FLOAT", beamMeta, true);
-        //recalc dt
-        if (programsInited) setSolveParams();
+
+
+        if (programsInited) {
+            globals.gpuMath.setProgram("velocityCalc");
+            globals.gpuMath.setUniformForProgram("velocityCalc", "u_axialStiffness", globals.axialStiffness, "1f");
+            setSolveParams();//recalc dt
+        }
     }
 
     function updateExternalForces(){