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- /* Copyright (C) 2000 Aladdin Enterprises. All rights reserved.
-
- This file is part of AFPL Ghostscript.
-
- AFPL Ghostscript is distributed with NO WARRANTY OF ANY KIND. No author or
- distributor accepts any responsibility for the consequences of using it, or
- for whether it serves any particular purpose or works at all, unless he or
- she says so in writing. Refer to the Aladdin Free Public License (the
- "License") for full details.
-
- Every copy of AFPL Ghostscript must include a copy of the License, normally
- in a plain ASCII text file named PUBLIC. The License grants you the right
- to copy, modify and redistribute AFPL Ghostscript, but only under certain
- conditions described in the License. Among other things, the License
- requires that the copyright notice and this notice be preserved on all
- copies.
- */
-
- /*$Id: gsfuncv.h,v 1.2 2000/09/19 19:00:28 lpd Exp $ */
- /* Definitions for "Vanilla" Functions */
-
- #ifndef gsfuncv_INCLUDED
- # define gsfuncv_INCLUDED
-
- #include "gsfunc.h"
-
- /*
- * The simplest type of Function, "Vanilla" Functions just store closure
- * data. The client provides the evaluation procedure.
- */
-
- /* ---------------- Types and structures ---------------- */
-
- #define function_type_Vanilla (-1)
-
- typedef struct gs_function_Va_params_s {
- gs_function_params_common;
- fn_evaluate_proc_t eval_proc;
- void *eval_data;
- int is_monotonic;
- } gs_function_Va_params_t;
-
- typedef struct gs_function_Va_s {
- gs_function_head_t head;
- gs_function_Va_params_t params;
- } gs_function_Va_t;
-
- #define private_st_function_Va() /* in gsfunc.c */\
- gs_private_st_suffix_add1(st_function_Va, gs_function_Va_t,\
- "gs_function_Va_t", function_Va_enum_ptrs, function_Va_reloc_ptrs,\
- st_function, params.eval_data)
-
- /* ---------------- Procedures ---------------- */
-
- /* Allocate and initialize a Vanilla function. */
- int gs_function_Va_init(P3(gs_function_t ** ppfn,
- const gs_function_Va_params_t * params,
- gs_memory_t * mem));
-
- /* Free the parameters of a Vanilla function. */
- void gs_function_Va_free_params(P2(gs_function_Va_params_t * params,
- gs_memory_t * mem));
-
- #endif /* gsfuncv_INCLUDED */
-