72 lines
1.7 KiB
C
Executable file
72 lines
1.7 KiB
C
Executable file
/* Routines to import/export various descent data types.
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* These routines convert various data types to the canonical
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* i386 little endian format, with fixed point numbers; and back.
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*
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* dph is responsible for this, so feel free to flame me.
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*
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* These are architecture specific. They will change on different platforms.
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*/
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#include <stdio.h>
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#include <string.h>
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#include "types.h"
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#include "maths.h"
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#include "vecmat.h"
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#include "d_conv.h" // This must be the last include file.
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void d_import_vms_vector(vms_vector *dest, char *src)
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{
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dest->x = d_import_fix(src);
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src += SIZEOF_FIX;
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dest->y = d_import_fix(src);
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src += SIZEOF_FIX;
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dest->z = d_import_fix(src);
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}
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void d_export_vms_vector(char *dest, vms_vector *src)
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{
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d_export_fix(dest,src->x);
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dest += SIZEOF_FIX;
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d_export_fix(dest,src->y);
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dest += SIZEOF_FIX;
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d_export_fix(dest,src->z);
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}
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void d_import_vms_matrix(vms_matrix *dest, char *src)
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{
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d_import_vms_vector(&dest->rvec,src);
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src += SIZEOF_VMS_VECTOR;
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d_import_vms_vector(&dest->uvec,src);
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src += SIZEOF_VMS_VECTOR;
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d_import_vms_vector(&dest->fvec,src);
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}
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void d_export_vms_matrix(char *dest, vms_matrix *src)
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{
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d_export_vms_vector(dest,&src->rvec);
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dest += SIZEOF_VMS_VECTOR;
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d_export_vms_vector(dest,&src->uvec);
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dest += SIZEOF_VMS_VECTOR;
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d_export_vms_vector(dest,&src->fvec);
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}
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void d_import_vms_angvec(vms_angvec *dest, char *src)
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{
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dest->p = d_import_fixang(src);
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src += SIZEOF_FIXANG;
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dest->b = d_import_fixang(src);
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src += SIZEOF_FIXANG;
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dest->h = d_import_fixang(src);
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}
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void d_export_vms_angvec(char *dest, vms_angvec *src)
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{
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d_export_fixang(dest,src->p);
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dest += SIZEOF_FIXANG;
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d_export_fixang(dest,src->b);
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dest += SIZEOF_FIXANG;
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d_export_fixang(dest,src->h);
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}
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