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gwlarson | 
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/* Copyright (c) 1998 Silicon Graphics, Inc. */ | 
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#ifndef lint | 
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static char SCCSid[] = "$SunId$ SGI"; | 
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#endif | 
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/* | 
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 * Invocation routines for Radiance -> OpenGL materials. | 
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 */ | 
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#include "radogl.h" | 
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domatobj(mp, cent)              /* generate OpenGL material for object */ | 
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register MATREC *mp; | 
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FVECT   cent; | 
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{ | 
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        GLfloat vec[4]; | 
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        if (mp == NULL | !domats) | 
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                return; | 
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        if (islight(mp->type)) { | 
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                vec[0] = colval(mp->u.l.emission,RED); | 
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                vec[1] = colval(mp->u.l.emission,GRN); | 
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                vec[2] = colval(mp->u.l.emission,BLU); | 
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                vec[3] = 1.; | 
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                glMaterialfv(GL_FRONT, GL_EMISSION, vec); | 
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                vec[0] = vec[1] = vec[2] = 0.; vec[3] = 1.; | 
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                glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, vec); | 
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                glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, vec); | 
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        } else { | 
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                vec[0] = colval(mp->u.m.ambdiff,RED); | 
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                vec[1] = colval(mp->u.m.ambdiff,GRN); | 
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                vec[2] = colval(mp->u.m.ambdiff,BLU); | 
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                vec[3] = 1.; | 
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                glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, vec); | 
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                vec[0] = colval(mp->u.m.specular,RED); | 
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                vec[1] = colval(mp->u.m.specular,GRN); | 
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                vec[2] = colval(mp->u.m.specular,BLU); | 
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                vec[3] = 1.; | 
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                glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, vec); | 
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                glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, mp->u.m.specexp); | 
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                vec[0] = vec[1] = vec[2] = 0.; vec[3] = 1.; | 
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                glMaterialfv(GL_FRONT_AND_BACK, GL_EMISSION, vec); | 
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        } | 
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        rgl_checkerr("in domatobj"); | 
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} | 
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domatvert(mp, v, n)             /* generate OpenGL material for vertex */ | 
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MATREC  *mp; | 
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FVECT   v, n; | 
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{ | 
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} |