Move vertex pulling flag to material

Author: MiiBond

packages/dev/core/src/Materials/material.ts

@@ -239,6 +239,12 @@ export class Material implements IAnimatable, IClipPlanesHolder {
 
     protected _forceGLSL = false;
 
+    /**
+     * Tells the engine to draw geometry using vertex pulling instead of index drawing. This will automatically
+     * set the vertex buffers as storage buffers and make them accessible to the vertex shader.
+     */
+    public useVertexPulling = false;
+
     /** @internal */
     public get _supportGlowLayer() {
         return false;

packages/dev/core/src/Meshes/abstractMesh.ts

@@ -956,9 +956,6 @@ export abstract class AbstractMesh extends TransformNode implements IDisposable,
     /** @internal */
     public _unIndexed = false;
 
-    /** @internal */
-    public _useVertexPulling = false;
-
     /** @internal */
     public _lightSources = new Array<Light>();
 

packages/dev/core/src/Meshes/mesh.ts

@@ -2054,14 +2054,15 @@ export class Mesh extends AbstractMesh implements IGetSetVerticesData {
 
         const scene = this.getScene();
         const engine = scene.getEngine();
+        const material = subMesh.getMaterial();
 
         if ((this._unIndexed && fillMode !== Material.WireFrameFillMode) || fillMode == Material.PointFillMode) {
             // or triangles as points
             engine.drawArraysType(fillMode, subMesh.verticesStart, subMesh.verticesCount, this.forcedInstanceCount || instancesCount);
         } else if (fillMode == Material.WireFrameFillMode) {
             // Triangles as wireframe
             engine.drawElementsType(fillMode, 0, subMesh._linesIndexCount, this.forcedInstanceCount || instancesCount);
-        } else if (this._useVertexPulling) {
+        } else if (material && material.useVertexPulling) {
             // We're rendering the number of indices in the index buffer but the vertex shader is handling the data itself.
             engine.drawArraysType(fillMode, subMesh.indexStart, subMesh.indexCount, this.forcedInstanceCount || instancesCount);
         } else {