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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2006 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#ifndef __BKE_COLORTOOLS_H__
#define __BKE_COLORTOOLS_H__
/** \file BKE_colortools.h
* \ingroup bke
*/
struct ColorManagedColorspaceSettings;
struct ColorManagedDisplaySettings;
struct ColorManagedViewSettings;
struct CurveMapping;
struct CurveMap;
struct CurveMapPoint;
struct Scopes;
struct Histogram;
struct ImBuf;
struct rctf;
void curvemapping_set_defaults(struct CurveMapping *cumap, int tot, float minx, float miny, float maxx, float maxy);
struct CurveMapping *curvemapping_add(int tot, float minx, float miny, float maxx, float maxy);
void curvemapping_free_data(struct CurveMapping *cumap);
void curvemapping_free(struct CurveMapping *cumap);
void curvemapping_copy_data(struct CurveMapping *target, struct CurveMapping *cumap);
struct CurveMapping *curvemapping_copy(struct CurveMapping *cumap);
void curvemapping_set_black_white_ex(const float black[3], const float white[3], float r_bwmul[3]);
void curvemapping_set_black_white(struct CurveMapping *cumap, const float black[3], const float white[3]);
#define CURVEMAP_SLOPE_NEGATIVE 0
#define CURVEMAP_SLOPE_POSITIVE 1
void curvemap_reset(struct CurveMap *cuma, const struct rctf *clipr, int preset, int slope);
void curvemap_remove(struct CurveMap *cuma, const short flag);
bool curvemap_remove_point(struct CurveMap *cuma, struct CurveMapPoint *cmp);
struct CurveMapPoint *curvemap_insert(struct CurveMap *cuma, float x, float y);
void curvemap_sethandle(struct CurveMap *cuma, int type);
void curvemapping_changed(struct CurveMapping *cumap, const bool rem_doubles);
void curvemapping_changed_all(struct CurveMapping *cumap);
/* call before _all_ evaluation functions */
void curvemapping_initialize(struct CurveMapping *cumap);
/* keep these (const CurveMap) - to help with thread safety */
/* single curve, no table check */
float curvemap_evaluateF(const struct CurveMap *cuma, float value);
/* single curve, with table check */
float curvemapping_evaluateF(const struct CurveMapping *cumap, int cur, float value);
void curvemapping_evaluate3F(const struct CurveMapping *cumap, float vecout[3], const float vecin[3]);
void curvemapping_evaluateRGBF(const struct CurveMapping *cumap, float vecout[3], const float vecin[3]);
void curvemapping_evaluate_premulRGB(const struct CurveMapping *cumap, unsigned char vecout_byte[3], const unsigned char vecin_byte[3]);
void curvemapping_evaluate_premulRGBF_ex(const struct CurveMapping *cumap, float vecout[3], const float vecin[3],
const float black[3], const float bwmul[3]);
void curvemapping_evaluate_premulRGBF(const struct CurveMapping *cumap, float vecout[3], const float vecin[3]);
int curvemapping_RGBA_does_something(const struct CurveMapping *cumap);
void curvemapping_table_RGBA(const struct CurveMapping *cumap, float **array, int *size);
/* non-const, these modify the curve */
void curvemapping_premultiply(struct CurveMapping *cumap, int restore);
void BKE_histogram_update_sample_line(struct Histogram *hist, struct ImBuf *ibuf,
const struct ColorManagedViewSettings *view_settings,
const struct ColorManagedDisplaySettings *display_settings);
void scopes_update(struct Scopes *scopes, struct ImBuf *ibuf, const struct ColorManagedViewSettings *view_settings,
const struct ColorManagedDisplaySettings *display_settings);
void scopes_free(struct Scopes *scopes);
void scopes_new(struct Scopes *scopes);
void BKE_color_managed_display_settings_init(struct ColorManagedDisplaySettings *settings);
void BKE_color_managed_display_settings_copy(struct ColorManagedDisplaySettings *new_settings,
const struct ColorManagedDisplaySettings *settings);
void BKE_color_managed_view_settings_init(struct ColorManagedViewSettings *settings);
void BKE_color_managed_view_settings_copy(struct ColorManagedViewSettings *new_settings,
const struct ColorManagedViewSettings *settings);
void BKE_color_managed_view_settings_free(struct ColorManagedViewSettings *settings);
void BKE_color_managed_colorspace_settings_init(struct ColorManagedColorspaceSettings *colorspace_settings);
void BKE_color_managed_colorspace_settings_copy(struct ColorManagedColorspaceSettings *colorspace_settings,
const struct ColorManagedColorspaceSettings *settings);
#endif
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