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- /* Copyright (C) 1994, 1996 Aladdin Enterprises. All rights reserved.
-
- This file is part of Aladdin Ghostscript.
-
- Aladdin 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 Ghostscript Free Public
- License (the "License") for full details.
-
- Every copy of Aladdin 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 Aladdin 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.
- */
-
- /* icolor.h */
- /* Declarations for transfer function & similar cache remapping */
-
- /* Define the number of stack slots needed for zcolor_remap_one. */
- /* The client is responsible for doing check_e/ostack or the equivalent */
- /* before calling zcolor_remap_one. */
- extern const int zcolor_remap_one_ostack;
- extern const int zcolor_remap_one_estack;
-
- /* Schedule the sampling and reloading of a cache. */
- int zcolor_remap_one(P5(const ref *, os_ptr, gx_transfer_map *,
- const gs_state *, int (*)(P1(os_ptr))));
-
- /* Reload a cache with entries in [0..1] after sampling. */
- int zcolor_remap_one_finish(P1(os_ptr));
-
- /* Reload a cache with entries in [-1..1] after sampling. */
- int zcolor_remap_one_signed_finish(P1(os_ptr));
-
- /* Recompute the effective transfer functions and invalidate the current */
- /* color after cache reloading. */
- int zcolor_reset_transfer(P1(os_ptr));
-
- /* Invalidate the current color after cache reloading. */
- int zcolor_remap_color(P1(os_ptr));
-