#include <grass/ogsf.h>
Go to the source code of this file.
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#define | GET_MAPATT1(buff, offset, att) |
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#define | GET_MAPATT2(buff, offset, att) |
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#define | SCALE_ATT(att, val, low, high) |
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#define | GET_MAPATT(buff, offset, att) |
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#define | BM_GET_BYOFFSET(bm, off) |
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#define | XYMAXPOS 0x3ff /* 1023 */ |
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#define | ZMAXPOS 0x3ff /* 1023 */ |
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#define | NXMASK 0xffe00000 /* top 11 bits */ |
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#define | NYMASK 0x1ffc00 /* middle 11 bits of packed int */ |
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#define | NZMASK 0x3ff /* lowest 10 bits */ |
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#define | NZUP 0x000003ff |
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#define | FNORM(i, nv) |
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#define | PNORM(i, nv) |
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◆ BM_GET_BYOFFSET
#define BM_GET_BYOFFSET |
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| bm, |
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| off ) |
Value: (bm ?
BM_get(bm, (off % bm->cols), (off / bm->cols)) : 0)
int BM_get(struct BM *map, int x, int y)
Gets 'val' from the bitmap.
Definition at line 31 of file gsget.h.
◆ FNORM
◆ GET_MAPATT
#define GET_MAPATT |
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| buff, |
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| offset, |
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| att ) |
Value:
int get_mapatt(typbuff *buff, int offset, float *att)
Get map attributes.
Definition at line 29 of file gsget.h.
Referenced by calc_norm(), get_diag_intersects(), get_horz_intersects(), get_vert_intersects(), GS_get_cat_at_xy(), GS_get_val_at_xy(), gsbm_make_mask(), gsd_coarse_surf_map(), gsd_fringe_horiz_line(), gsd_fringe_horiz_line2(), gsd_fringe_horiz_poly(), gsd_fringe_vert_line(), gsd_fringe_vert_poly(), gsd_norm_arrows(), gsd_surf_map(), gsd_surf_map_old(), gsd_wire_arrows(), gsd_wire_surf_map(), gsdiff_do_SD(), and viewcell_tri_interp().
◆ GET_MAPATT1
#define GET_MAPATT1 |
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| buff, |
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| offset, |
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| att ) |
Value: att = (buff->ib ? (float)buff->ib[offset] \
: buff->sb ? (float)buff->sb[offset] \
: buff->cb ? (float)buff->cb[offset] \
: buff->fb ? (float)buff->fb[offset] \
: 0.0)
Definition at line 6 of file gsget.h.
◆ GET_MAPATT2
#define GET_MAPATT2 |
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| buff, |
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| offset, |
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| att ) |
Value: att = (buff->ib ? (float)buff->ib[offset] \
: buff->sb ? (float)buff->sb[offset] \
: buff->cb ? (float)buff->cb[offset] \
: buff->fb ? (float)buff->fb[offset] \
: buff->k); \
if (buff->tfunc) \
att = (buff->tfunc)(att, offset);
Definition at line 13 of file gsget.h.
◆ NXMASK
#define NXMASK 0xffe00000 /* top 11 bits */ |
◆ NYMASK
#define NYMASK 0x1ffc00 /* middle 11 bits of packed int */ |
◆ NZMASK
#define NZMASK 0x3ff /* lowest 10 bits */ |
◆ NZUP
◆ PNORM
Value:
Definition at line 57 of file gsget.h.
◆ SCALE_ATT
#define SCALE_ATT |
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| att, |
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| val, |
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| low, |
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| high ) |
◆ XYMAXPOS
#define XYMAXPOS 0x3ff /* 1023 */ |
◆ ZMAXPOS
#define ZMAXPOS 0x3ff /* 1023 */ |