/*
 * ***** 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.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#ifndef __FRS_FREESTYLE_H__
#define __FRS_FREESTYLE_H__

/** \file blender/freestyle/FRS_freestyle.h
 *  \ingroup freestyle
 */

#ifdef __cplusplus
extern "C" {
#endif

struct Render;
struct RenderLayer;
struct Material;
struct FreestyleConfig;
struct FreestyleLineStyle;

struct FreestyleGlobals {
	struct Scene *scene;

	/* camera information */
	float viewpoint[3];
	float mv[4][4];
	float proj[4][4];
	int viewport[4];
};

extern struct FreestyleGlobals g_freestyle;

/* Rendering */
void FRS_initialize(void);
void FRS_set_context(struct bContext *C);
void FRS_read_file(struct bContext *C);
int FRS_is_freestyle_enabled(struct ViewLayer *view_layer);
void FRS_init_stroke_renderer(struct Render *re);
void FRS_begin_stroke_rendering(struct Render *re);
struct Render *FRS_do_stroke_rendering(struct Render *re, struct ViewLayer *view_layer, int render);
void FRS_end_stroke_rendering(struct Render *re);
void FRS_free_view_map_cache(void);
void FRS_composite_result(struct Render *re, struct ViewLayer *view_layer, struct Render *freestyle_render);
void FRS_exit(void);

/* FreestyleConfig.linesets */
void FRS_copy_active_lineset(struct FreestyleConfig *config);
void FRS_paste_active_lineset(struct FreestyleConfig *config);
void FRS_delete_active_lineset(struct FreestyleConfig *config);
bool FRS_move_active_lineset(struct FreestyleConfig *config, int direction);

/* Testing */
struct Material *FRS_create_stroke_material(struct Main *bmain, struct FreestyleLineStyle *linestyle);

#ifdef __cplusplus
}
#endif

#endif // __FRS_FREESTYLE_H__