fixes

lib/empty-example/sketch.js

@@ -1,7 +1,16 @@
+let g;
+
 function setup() {
-  // put setup code here
- }
-
- function draw() {
-   // put drawing code here
- }
+  createCanvas(400, 400);
+
+  g = createGraphics(200, 200);
+}
+
+function draw() {
+  g.background(0);
+  g.stroke(255, 0, 0);
+  g.strokeWeight(5);
+  g.noFill();
+  g.bezier(0, 0, 100, 0, 0, 100, 200, 200);
+  image(g, 0, 0, 400, 400);
+}

src/core/p5.Graphics.js

@@ -695,7 +695,4 @@ function graphics(p5, fn){
 }
 
 export default graphics;
-export { Graphics };
-if (typeof p5 !== 'undefined') {
-  graphics(p5, p5.prototype);
-}
+export { Graphics };

src/core/p5.Renderer2D.js

@@ -74,8 +74,10 @@ class Renderer2D extends Renderer {
       this.filterRenderer = new FilterRenderer2D(this);
     }
     // Set and return p5.Element
-    this.wrappedElt = new Element(this.elt, this._pInst);
-
+    // this.wrappedElt = new Element(this.elt, this._pInst);
+    // Pass the *sketch* (p5) instance, not the Graphics buffer itself
+    const sketch = this._pInst && this._pInst._pInst ? this._pInst._pInst : this._pInst;
+    this.wrappedElt = new Element(this.elt, sketch);
     this.clipPath = null;
   }