override vertex() method in Android2D renderer, fixes #701

Author: codeanticode

core/src/processing/a2d/PGraphicsAndroid2D.java

@@ -453,6 +453,12 @@ public void vertex(float x, float y, float z) {
   }
 
 
+  @Override
+  public void vertex(float[] v) {
+    vertex(v[X], v[Y]);
+  }
+
+
   @Override
   public void vertex(float x, float y, float u, float v) {
     showVariationWarning("vertex(x, y, u, v)");