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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) 2007 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Nathan Letwory.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/nodes/intern/node_util.h
* \ingroup nodes
*/
#ifndef __NODE_UTIL_H__
#define __NODE_UTIL_H__
#include "DNA_listBase.h"
#include "BLI_utildefines.h"
#include "BKE_node.h"
#include "MEM_guardedalloc.h"
#include "NOD_socket.h"
#include "GPU_material.h" /* For Shader muting GPU code... */
#include "RNA_access.h"
struct bNode;
struct bNodeTree;
/* data for initializing node execution */
typedef struct bNodeExecContext {
struct bNodeInstanceHash *previews;
} bNodeExecContext;
typedef struct bNodeExecData {
void *data; /* custom data storage */
struct bNodePreview *preview; /* optional preview image */
} bNodeExecData;
/**** Storage Data ****/
extern void node_free_curves(struct bNode *node);
extern void node_free_standard_storage(struct bNode *node);
extern void node_copy_curves(struct bNodeTree *dest_ntree, struct bNode *dest_node, struct bNode *src_node);
extern void node_copy_standard_storage(struct bNodeTree *dest_ntree, struct bNode *dest_node, struct bNode *src_node);
extern void *node_initexec_curves(struct bNodeExecContext *context, struct bNode *node, bNodeInstanceKey key);
/**** Labels ****/
void node_blend_label(struct bNodeTree *ntree, struct bNode *node, char *label, int maxlen);
void node_image_label(struct bNodeTree *ntree, struct bNode *node, char *label, int maxlen);
void node_math_label(struct bNodeTree *ntree, struct bNode *node, char *label, int maxlen);
void node_vect_math_label(struct bNodeTree *ntree, struct bNode *node, char *label, int maxlen);
void node_filter_label(struct bNodeTree *ntree, struct bNode *node, char *label, int maxlen);
/*** Link Handling */
void node_insert_link_default(struct bNodeTree *ntree, struct bNode *node, struct bNodeLink *link);
void node_update_internal_links_default(struct bNodeTree *ntree, struct bNode *node);
float node_socket_get_float(struct bNodeTree *ntree, struct bNode *node, struct bNodeSocket *sock);
void node_socket_set_float(struct bNodeTree *ntree, struct bNode *node, struct bNodeSocket *sock, float value);
void node_socket_get_color(struct bNodeTree *ntree, struct bNode *node, struct bNodeSocket *sock, float *value);
void node_socket_set_color(struct bNodeTree *ntree, struct bNode *node, struct bNodeSocket *sock, const float *value);
void node_socket_get_vector(struct bNodeTree *ntree, struct bNode *node, struct bNodeSocket *sock, float *value);
void node_socket_set_vector(struct bNodeTree *ntree, struct bNode *node, struct bNodeSocket *sock, const float *value);
#endif
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