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Diffstat (limited to 'gs/imdi/imdi_tab.h')
| -rw-r--r-- | gs/imdi/imdi_tab.h | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/gs/imdi/imdi_tab.h b/gs/imdi/imdi_tab.h deleted file mode 100644 index f5e531c61..000000000 --- a/gs/imdi/imdi_tab.h +++ /dev/null @@ -1,99 +0,0 @@ -#ifndef IMDI_TAB_H -#define IMDI_TAB_H - -/* Integer Multi-Dimensional Interpolation */ -/* - * Copyright 2000 - 2002 Graeme W. Gill - * All rights reserved. - * - * This material is licenced under the GNU GENERAL PUBLIC LICENCE :- - * see the Licence.txt file for licencing details. - */ - -/* Implementation details needed for table initialisation for a particular kernel */ - -typedef struct { - - int sort; /* NZ for explicit sort rather than simplex table lookup */ - int it_xs; /* NZ if separate interp index and simplex index/Weighting+Offset values */ - int wo_xs; /* NZ if separate weighting and vertex offset entries are to be used */ - - int it_ix; /* Non-zero if input value extraction should be done in input table */ - int it_map[IXDI]; /* Mapping from input channels to table indexes needed */ - int it_ab; /* Input table entry size in bits */ - int it_ts; /* Input table :- total input table entry size in bytes */ - /* Bit packing order is (ms to ls) : - sort: ix, we, vo - sort: ix, wo - !sort: ix, sx - */ - - /* Interpolation index is always in the input table */ - int ix_ab; /* Interpolation index entry size in bits */ - int ix_es; /* Interpolation index entry size in bytes */ - int ix_eo; /* Interpolation index entry offset in bytes */ - - /* Simplex Index is always in the input table */ - int sx_ab; /* Simplex Index entry size in bits */ - int sx_es; /* Simplex Index entry size in bytes */ - int sx_eo; /* Simplex Index entry offset in bytes */ - - int sm_ts; /* Simplex table entry total size in bytes */ - /* Bit packing order is (ms to ls) : we, vo */ - - /* Combined Weighting + Offset may be in input table or Simplex entry */ - int wo_ab; /* Combined Weighting + Offset entry size in bits */ - int wo_es; /* Combined Weighting + Offset entry size in bytes */ - int wo_eo; /* Combined Weighting + Offset entry offset in bytes */ - - /* Weighting may be in input table or Simplex entry */ - int we_ab; /* Weighting entry size in bits */ - int we_es; /* Weighting entry size in bytes */ - int we_eo; /* Weighting entry offset in bytes */ - - /* Vertex offset may be in input table or Simplex entry */ - int vo_ab; /* Vertex Offset entry size in bits */ - int vo_es; /* Vertex Offset entry size in bytes */ - int vo_eo; /* Vertex Offset entry offset in bytes */ - int vo_om; /* Vertex Offset scaling multiplier */ - - int im_cd; /* Non-zero if interpolation table entries are padded with fraction */ - int im_ts; /* Interp. multidim :- total interp table entry size in bytes */ - int im_oc; /* Interp. multidim :- offset scale to apply to index into interp entry */ - int im_fs; /* Interp. multidim :- full table entry size in bytes */ - int im_fn; /* Interp. multidim :- number of full entries */ - int im_fv; /* Interp. multidim :- output values per full entry . */ - int im_ps; /* Interp. multidim :- partial table entry size in bytes, used & unsused */ - int im_pn; /* Interp. multidim :- number of partial entries - must be 0 or 1 */ - int im_pv; /* Interp. multidim :- used output values per partial entry . */ - int im_map[IXDO]; /* Mapping from output table values to output positions needed */ - - int ot_ts; /* Output table :- total entry size in bytes of every table */ - int ot_off[IXDO]; /* Offset for each output value within the output word needed */ - int ot_bits[IXDO]; /* Number of bits for value within the output word needed */ - - /* Associated interpolation function */ - void (*interp)(struct _imdi *s, void **inp, void **outp, unsigned int npix); /* At run time */ -} tabspec; - -/* - * We declare the function that knows how to create the - * appropriate run time tables for our chosen kernel, - * and the color mapping we want to perform. -*/ - -imdi_imp * -imdi_tab( - genspec *gs, /* Pointer to gen spec */ - tabspec *ts, /* Pointer to tabl spec */ - - /* Callbacks to lookup the mdi table values */ - double (*input_curve) (void *cntx, int ch, double in_val), - void (*md_table) (void *cntx, double *out_vals, double *in_vals), - double (*output_curve)(void *cntx, int ch, double in_val), - void *cntx /* Context to callbacks */ -); - -void imdi_tab_free(imdi_imp *it); - -#endif /* IMDI_TAB_H */ |