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fix alpha calculation in g3_draw_poly, again

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Bradley Bell 2004-05-11 23:15:55 +00:00
parent 9b7d0fd035
commit 5e0825b9e3
2 changed files with 6 additions and 2 deletions
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ChangeLog
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@ -1,3 +1,7 @@
2004-05-11 Bradley Bell <btb@icculus.org>
* arch/ogl/ogl.c: fix alpha calculation in g3_draw_poly, again
2004-05-10 Bradley Bell <btb@icculus.org>
* arch/ogl/ogl.c, include/3d.h, main/render.c: hmm,

4
arch/ogl/ogl.c
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@ -1,4 +1,4 @@
/* $Id: ogl.c,v 1.13 2004-05-11 03:35:20 btb Exp $ */
/* $Id: ogl.c,v 1.14 2004-05-11 23:15:55 btb Exp $ */
/*
*
* Graphics support functions for OpenGL.
@ -612,7 +612,7 @@ bool g3_draw_poly(int nv,g3s_point **pointlist)
if (Gr_scanline_darkening_level >= GR_FADE_LEVELS)
glColor3f(PAL2Tr(c), PAL2Tg(c), PAL2Tb(c));
else
glColor4f(PAL2Tr(c), PAL2Tg(c), PAL2Tb(c), 1.0 - (float)Gr_scanline_darkening_level / (float)GR_FADE_LEVELS);
glColor4f(PAL2Tr(c), PAL2Tg(c), PAL2Tb(c), 1.0 - (float)Gr_scanline_darkening_level / ((float)GR_FADE_LEVELS - 1.0));
glBegin(GL_TRIANGLE_FAN);
for (c=0;c<nv;c++){
// glVertex3f(f2glf(pointlist[c]->p3_vec.x),f2glf(pointlist[c]->p3_vec.y),f2glf(pointlist[c]->p3_vec.z));