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/* RCSid: $Id$ */ |
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/* |
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* Sample data structures for holodeck display drivers. |
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* |
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* Include after "standard.h" |
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*/ |
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#include "color.h" |
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#include "tonemap.h" |
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#include "rhdriver.h" |
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#include "object.h" |
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#ifndef int2 |
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#define int2 short |
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#endif |
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#ifndef int4 |
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#define int4 int |
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#endif |
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#ifndef INVALID |
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#define INVALID -1 |
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#endif |
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typedef struct samp { |
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SFLOAT (*wp)[3]; /* world intersection point array */ |
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int4 *wd; /* world direction array */ |
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int32 *wd; /* world direction array */ |
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TMbright *brt; /* encoded brightness array */ |
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BYTE (*chr)[3]; /* encoded chrominance array */ |
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BYTE (*rgb)[3]; /* tone-mapped color array */ |
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extern SAMP rsL; |
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extern double sDepthEps; /* epsilon to compare depths (z fraction) */ |
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extern int4 encodedir(); /* Encodes FVECT direction */ |
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extern int32 encodedir(); /* Encodes FVECT direction */ |
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extern void decodedir(); /* Decodes dir-> FVECT */ |
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extern double fdir2diff(), dir2diff(); /* Compare dir and FVECT */ |
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extern int4 *samp_flag; /* Per/sample flags s */ |
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extern int32 *samp_flag; /* Per/sample flags s */ |
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/* These values are set by the driver, and used in the OGL call for glFrustum*/ |
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extern double dev_zmin,dev_zmax; |
