From: havoc <havoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Wed, 22 Feb 2006 07:50:02 +0000 (+0000)
Subject: added NAN error checks to traceline and tracebox calls, these cause a PRVM_ERROR
X-Git-Tag: xonotic-v0.1.0preview~4310
X-Git-Url: https://de.git.xonotic.org/?a=commitdiff_plain;h=1c0b0621c33149876b00cb952a762c19e1413dbe;p=xonotic%2Fdarkplaces.git

added NAN error checks to traceline and tracebox calls, these cause a PRVM_ERROR


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@6001 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/svvm_cmds.c b/svvm_cmds.c
index 40d6c175..863e94f5 100644
--- a/svvm_cmds.c
+++ b/svvm_cmds.c
@@ -439,6 +439,9 @@ void PF_traceline (void)
 	move = PRVM_G_FLOAT(OFS_PARM2);
 	ent = PRVM_G_EDICT(OFS_PARM3);
 
+	if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v1[2]) || IS_NAN(v2[2]))
+		PRVM_ERROR("%s: NAN errors detected in traceline('%f %f %f', '%f %f %f', %i, entity %i)\n", PRVM_NAME, v1[0], v1[1], v1[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
+
 	trace = SV_Move (v1, vec3_origin, vec3_origin, v2, move, ent);
 
 	prog->globals.server->trace_allsolid = trace.allsolid;
@@ -485,6 +488,9 @@ void PF_tracebox (void)
 	move = PRVM_G_FLOAT(OFS_PARM4);
 	ent = PRVM_G_EDICT(OFS_PARM5);
 
+	if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v1[2]) || IS_NAN(v2[2]))
+		PRVM_ERROR("%s: NAN errors detected in tracebox('%f %f %f', '%f %f %f', '%f %f %f', '%f %f %f', %i, entity %i)\n", PRVM_NAME, v1[0], v1[1], v1[2], m1[0], m1[1], m1[2], m2[0], m2[1], m2[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
+
 	trace = SV_Move (v1, m1, m2, v2, move, ent);
 
 	prog->globals.server->trace_allsolid = trace.allsolid;