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root/radiance/ray/src/px/pcond2.c
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Comparing ray/src/px/pcond2.c (file contents):
Revision 3.11 by schorsch, Sun Jul 27 22:12:03 2003 UTC vs.
Revision 3.12 by schorsch, Sun Mar 28 20:33:14 2004 UTC

# Line 31 | Line 31 | static WARP3D  *cwarp;                 /* color warping structure */
31   static COLOR    *scanbuf;               /* scanline processing buffer */
32   static int      nread;                  /* number of scanlines processed */
33  
34 + static void sfscan(COLOR *sl, int len, double sf);
35 + static void matscan(COLOR *sl, int len, COLORMAT mat);
36 + static void mbscan(COLOR *sl, int len, struct mbc *mb);
37 + static void cwscan(COLOR *sl, int len, WARP3D *wp);
38 + static void getmbcalfile(char *fn, struct mbc *mb);
39  
40 < double
41 < rgblum(clr, scotopic)           /* compute (scotopic) luminance of RGB color */
42 < COLOR   clr;
43 < int     scotopic;
40 >
41 > extern double
42 > rgblum(         /* compute (scotopic) luminance of RGB color */
43 >        COLOR   clr,
44 >        int     scotopic
45 > )
46   {
47          if (scotopic)           /* approximate */
48                  return( WHTSEFFICACY * (colval(clr,RED)*.062 +
# Line 46 | Line 53 | int    scotopic;
53   }
54  
55  
56 < double
57 < cielum(xyz, scotopic)           /* compute (scotopic) luminance of CIE color */
58 < COLOR   xyz;
59 < int     scotopic;
56 > extern double
57 > cielum(         /* compute (scotopic) luminance of CIE color */
58 >        COLOR   xyz,
59 >        int     scotopic
60 > )
61   {
62          if (scotopic)           /* approximate */
63                  return(colval(xyz,CIEY) *
# Line 59 | Line 67 | int    scotopic;
67   }
68  
69  
70 < COLOR *
71 < nextscan()                              /* read and condition next scanline */
70 > extern COLOR *
71 > nextscan(void)                          /* read and condition next scanline */
72   {
73          if (nread >= numscans(&inpres)) {
74                  if (cwarpfile != NULL)
# Line 94 | Line 102 | nextscan()                             /* read and condition next scanline */
102   }
103  
104  
105 < COLOR *
106 < firstscan()                             /* return first processed scanline */
105 > extern COLOR *
106 > firstscan(void)                         /* return first processed scanline */
107   {
108          if (mbcalfile != NULL)          /* load macbethcal file */
109                  getmbcalfile(mbcalfile, &mbcond);
# Line 117 | Line 125 | firstscan()                            /* return first processed scanline */
125   }
126  
127  
128 < sfscan(sl, len, sf)                     /* apply scalefactor to scanline */
129 < register COLOR  *sl;
130 < int     len;
131 < double  sf;
128 > static void
129 > sfscan(                 /* apply scalefactor to scanline */
130 >        register COLOR  *sl,
131 >        int     len,
132 >        double  sf
133 > )
134   {
135          while (len--) {
136                  scalecolor(sl[0], sf);
# Line 129 | Line 139 | double sf;
139   }
140  
141  
142 < matscan(sl, len, mat)                   /* apply color matrix to scaline */
143 < register COLOR  *sl;
144 < int     len;
145 < COLORMAT        mat;
142 > static void
143 > matscan(                        /* apply color matrix to scaline */
144 >        register COLOR  *sl,
145 >        int     len,
146 >        COLORMAT        mat
147 > )
148   {
149          while (len--) {
150                  colortrans(sl[0], mat, sl[0]);
# Line 142 | Line 154 | COLORMAT       mat;
154   }
155  
156  
157 < mbscan(sl, len, mb)                     /* apply macbethcal adj. to scaline */
158 < COLOR   *sl;
159 < int     len;
160 < register struct mbc     *mb;
157 > static void
158 > mbscan(                 /* apply macbethcal adj. to scaline */
159 >        COLOR   *sl,
160 >        int     len,
161 >        register struct mbc     *mb
162 > )
163   {
164          double  d;
165          register int    i, j;
# Line 166 | Line 180 | register struct mbc    *mb;
180   }
181  
182  
183 < cwscan(sl, len, wp)                     /* apply color space warp to scaline */
184 < COLOR   *sl;
185 < int     len;
186 < WARP3D  *wp;
183 > static void
184 > cwscan(                 /* apply color space warp to scaline */
185 >        COLOR   *sl,
186 >        int     len,
187 >        WARP3D  *wp
188 > )
189   {
190          int     rval;
191  
# Line 188 | Line 204 | WARP3D *wp;
204   }
205  
206  
207 < getmbcalfile(fn, mb)                    /* load macbethcal file */
208 < char    *fn;
209 < register struct mbc     *mb;
207 > static void
208 > getmbcalfile(                   /* load macbethcal file */
209 >        char    *fn,
210 >        register struct mbc     *mb
211 > )
212   {
195 –        extern char     *fgets();
213          char    buf[128];
214          FILE    *fp;
215          int     inpflags = 0;

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