--- ray/src/gen/xform.c 1989/06/07 08:40:59 1.4 +++ ray/src/gen/xform.c 1989/06/07 10:09:07 1.5 @@ -40,6 +40,8 @@ extern int o_face(); extern int o_cone(); extern int o_cylinder(); extern int o_ring(); +extern int m_glow(); +extern int m_spot(); extern int m_dielectric(); extern int m_interface(); extern int text(); @@ -60,6 +62,8 @@ FUN ofun[] = { { "instance", addxform }, { "alias", alias }, { "antimatter", passargs }, + { "glow", m_glow }, + { "spotlight", m_spot }, { "dielectric", m_dielectric }, { "interface", m_interface }, { "colortext", text }, @@ -76,7 +80,6 @@ FUN ofun[] = { { "mixtext", text }, { "light", passargs }, { "illum", passargs }, - { "glow", passargs }, { "plastic", passargs }, { "metal", passargs }, { "trans", passargs }, @@ -328,6 +331,44 @@ FILE *fin; if (fscanf(fin, "%s", alias) != 1) return(-1); printf("\t%s\n", alias); + return(0); +} + + +m_glow(fin) /* transform arguments for proximity light */ +FILE *fin; +{ + register FUNARGS *fa; + + if ((fa = getfargs(fin)) == NULL) + return(-1); + if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 4) + return(-1); + printf("0\n0\n4"); + printf(" %18.12g %18.12g %18.12g", + fa->farg[0], fa->farg[1], fa->farg[2]); + printf(" %18.12g\n", fa->farg[3] * totscale); + freefargs(fa); + return(0); +} + + +m_spot(fin) /* transform arguments for spotlight */ +FILE *fin; +{ + double v[3]; + register FUNARGS *fa; + + if ((fa = getfargs(fin)) == NULL) + return(-1); + if (fa->nsargs != 0 || fa->niargs != 0 || fa->nfargs != 7) + return(-1); + printf("0\n0\n7"); + printf(" %18.12g %18.12g %18.12g %18.12g\n", + fa->farg[0], fa->farg[1], fa->farg[2], fa->farg[3]); + multv3(v, fa->farg+4, totxform); + printf("\t%18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); + freefargs(fa); return(0); }