From a59a9d256bfe47888ab553befd6ae28d879ad28b Mon Sep 17 00:00:00 2001
From: Stig Lindqvist <me@stig.nz>
Date: Sat, 14 Nov 2020 00:27:29 +1300
Subject: [PATCH] Fix depth write failure on shadow cubemap generation

Ensure the depth map is cleared between generating the different faces of the cubemap. If this isnt done, only the first face will have accurate values.
---
 example/point-light-shadow.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/example/point-light-shadow.js b/example/point-light-shadow.js
index 56ed4471..6338adca 100644
--- a/example/point-light-shadow.js
+++ b/example/point-light-shadow.js
@@ -289,9 +289,10 @@ regl.frame(({ tick }) => {
 
   globalScope(() => {
     drawDepth(6, () => {
+      regl.clear({ depth: 1 })
       drawMeshes()
     })
-
+    regl.clear({ color: [0, 0, 0, 1] })
     drawNormal(() => {
       drawMeshes()
     })