moved from a general heatmap to a more spatial hot cold point around nodes that the density and brightness are controlled by how far past the threshold the nodes temp is

src/3dModels/Shapes/BaseMesh.tsx

@@ -14,6 +14,7 @@ export interface BaseMeshProps {
     materialProps?: Partial<MaterialParameters>;
     materialOverride?: React.ReactNode;
     side?: Side
+    depthWrite?: boolean
 }
 
 export default function BaseMesh(props: BaseMeshProps) {
@@ -30,7 +31,8 @@ export default function BaseMesh(props: BaseMeshProps) {
         materialType,
         materialProps,
         materialOverride,
-        side
+        side,
+        depthWrite = true
     } = props;
 
     const isTransparent = opacity < 1;
@@ -43,7 +45,7 @@ export default function BaseMesh(props: BaseMeshProps) {
                         color={colour}
                         transparent={isTransparent}
                         opacity={opacity}
-                        depthWrite={!isTransparent}
+                        depthWrite={depthWrite}
                         side={side}
                         {...materialProps}
                     />