From 3bc56d267c6e032bf115becdb4017f2d32209b36 Mon Sep 17 00:00:00 2001
From: helixhorned <helixhorned@1a8010ca-5511-0410-912e-c29ae57300e0>
Date: Sun, 26 Jun 2011 13:00:31 +0000
Subject: [PATCH] Polymost: crash prevention for bad pal sprites (and warning
 in Mapster 3D mode)

git-svn-id: https://svn.eduke32.com/eduke32@1920 1a8010ca-5511-0410-912e-c29ae57300e0
---
 polymer/eduke32/build/src/polymost.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/polymer/eduke32/build/src/polymost.c b/polymer/eduke32/build/src/polymost.c
index c9419685a..484896b45 100644
--- a/polymer/eduke32/build/src/polymost.c
+++ b/polymer/eduke32/build/src/polymost.c
@@ -2033,6 +2033,16 @@ void drawpoly(double *dpx, double *dpy, int32_t n, int32_t method)
         if (skyclamphack) method |= 4;
         pth = gltexcache(globalpicnum,globalpal,method&(~3));
 
+        if (!pth)
+        {
+            if (editstatus)
+            {
+                Bsprintf(ptempbuf, "pth==NULL! (bad pal?) pic=%d pal=%d", globalpicnum, globalpal);
+                polymost_printext256(8,8, editorcolors[15],editorcolors[5], ptempbuf, 0);
+            }
+            return;
+        }
+
         if (r_fullbrights && pth->flags & 16)
             if (indrawroomsandmasks)
             {