use trace_plane_normal to check whether the trace succeeded

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@8762 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/collision.c b/collision.c
index b9399d6af05559fe6b03e6fd0f03822204297d39..0758a7198fa2903387d8a08b9230a020aa2b497f 100644 (file)
--- a/collision.c
+++ b/collision.c
@@ -1541,7 +1541,7 @@ void Collision_CombineTraces(trace_t *cliptrace, const trace_t *trace, void *tou
        //      cliptrace->inopen = true;
        if (trace->inwater)
                cliptrace->inwater = true;
-       if ((trace->realfraction <= cliptrace->realfraction) && (trace->realfraction != 1))
+       if ((trace->realfraction <= cliptrace->realfraction) && (VectorLength2(trace->plane->normal) > 0))
        {
                cliptrace->fraction = trace->fraction;
                cliptrace->realfraction = trace->realfraction;