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init span.w, dwdx, dwdy in case we're running a fragment program

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Brian Paul 2004-12-15 01:11:36 +00:00
parent 55481b3a29
commit 69a5896238
1 changed files with 7 additions and 3 deletions
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10
src/mesa/swrast/s_linetemp.h
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@ -1,9 +1,8 @@
/*
* Mesa 3-D graphics library
* Version: 5.1
* Version: 6.3
*
* Copyright (C) 1999-2002 Brian Paul All Rights Reserved.
* Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@ -336,6 +335,11 @@ NAME( GLcontext *ctx, const SWvertex *vert0, const SWvertex *vert1 )
INIT_SPAN(span, GL_LINE, numPixels, interpFlags, SPAN_XY);
/* Need these for fragment prog texcoord interpolation */
span.w = 1.0F;
span.dwdx = 0.0F;
span.dwdy = 0.0F;
/*
* Draw
*/