From ce5dd4137c8f88f9449e78ea4e02081bb589432e Mon Sep 17 00:00:00 2001 From: Karl Berry Date: Sun, 20 Apr 2014 22:56:10 +0000 Subject: asy 2.25 sources git-svn-id: svn://tug.org/texlive/trunk@33565 c570f23f-e606-0410-a88d-b1316a301751 --- Build/source/utils/asymptote/drawsurface.cc | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'Build/source/utils/asymptote/drawsurface.cc') diff --git a/Build/source/utils/asymptote/drawsurface.cc b/Build/source/utils/asymptote/drawsurface.cc index 5576023c9f1..98383fc83be 100644 --- a/Build/source/utils/asymptote/drawsurface.cc +++ b/Build/source/utils/asymptote/drawsurface.cc @@ -599,6 +599,13 @@ void drawSphere::P(Triple& t, double x, double y, double z) double temp=z; z=x; x=-temp; } + if(T == NULL) { + t[0]=x; + t[1]=y; + t[2]=z; + return; + } + double f=T[12]*x+T[13]*y+T[14]*z+T[15]; if(f == 0.0) run::dividebyzero(); f=1.0/f; -- cgit v1.2.3