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root/Development/ray/src/cv/mgflib/parser.h

Comparing ray/src/cv/mgflib/parser.h (file contents):
Revision 1.2 by greg, Wed Jun 22 15:33:42 1994 UTC vs.
Revision 1.3 by greg, Wed Jun 22 17:15:46 1994 UTC

#	Line 141 | Line 141 | extern int isflt(char *);              /* non-zero if floating poi
141		*      Definitions for 3-d vector manipulation functions
142		*/
143
144	<	#ifdef SMLFLT
145	<	#define FLOAT   float
144	>	#ifdef  SMLFLT
145	>	#define  FLOAT          float
146	>	#define  FTINY          (1e-3)
147		#else
148	<	#define FLOAT   double
148	>	#define  FLOAT          double
149	>	#define  FTINY          (1e-6)
150		#endif
151	+	#define  FHUGE          (1e10)
152
153		typedef FLOAT  FVECT[3];
154
155	+	#define  VCOPY(v1,v2)   ((v1)[0]=(v2)[0],(v1)[1]=(v2)[1],(v1)[2]=(v2)[2])
156	+	#define  DOT(v1,v2)     ((v1)[0]*(v2)[0]+(v1)[1]*(v2)[1]+(v1)[2]*(v2)[2])
157	+	#define  VSUM(vr,v1,v2,f)       ((vr)[0]=(v1)[0]+(f)*(v2)[0], \
158	+	(vr)[1]=(v1)[1]+(f)*(v2)[1], \
159	+	(vr)[2]=(v1)[2]+(f)*(v2)[2])
160	+
161	+	#define is0vect(v)      (DOT(v,v) < FTINY*FTINY)
162	+
163	+	#define round0(x)       if (x <= FTINY && x >= -FTINY) x = 0
164	+
165		#ifdef NOPROTO
166		extern double   normalize();            /* normalize a vector */
167		#else
#	Line 184 | Line 197 | typedef struct {
197		typedef struct {
198		FVECT   p, n;           /* point and normal */
199		} C_VERTEX;             /* vertex context */
200	+
201	+	#define isgrey(cxy)     ((cxy)->cx > .31 && (cxy)->cx < .35 && \
202	+	(cxy)->cy > .31 && (cxy)->cy < .35)
203
204		#define C_DEFCOLOR      {.333,.333}
205		#define C_DEFMATERIAL   {NULL,1,0.,C_DEFCOLOR,0.,C_DEFCOLOR,0.,C_DEFCOLOR,\

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