1 files changed, 14 insertions, 0 deletions
diff --git a/Build/source/utils/asymptote/examples/BezierPatch.asy b/Build/source/utils/asymptote/examples/BezierPatch.asy
new file mode 100644
index 00000000000..0e6b477eb13
--- /dev/null
+++ b/Build/source/utils/asymptote/examples/BezierPatch.asy
@@ -0,0 +1,14 @@
+import three;
+
+size(10cm);
+currentlight=(0,0,1);
+
+surface s=surface(patch(new triple[][] {
+      {(0,0,0),(1,0,0),(1,0,0),(2,0,0)},
+      {(0,1,0),(1,0,1),(1,0,1),(2,1,0)},
+      {(0,1,0),(1,0,-1),(1,0,-1),(2,1,0)},
+      {(0,2,0),(1,2,0),(1,2,0),(2,2,0)}}));
+
+draw(s,yellow);
+draw(s.s[0].vequals(0.5),squarecap+2bp+blue,currentlight);
+draw(s.s[0].uequals(0.5),squarecap+2bp+red,currentlight);