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/**
* $Id$
*
* ***** 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2005 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef BKE_NODE_H
#define BKE_NODE_H
struct ID;
struct bNodeTree;
struct bNode;
struct bNodeLink;
struct bNodeSocket;
struct bNodeStack;
struct uiBlock;
struct rctf;
struct ListBase;
struct RenderData;
#define SOCK_IN 1
#define SOCK_OUT 2
/* ************** NODE TYPE DEFINITIONS ***** */
typedef struct bNodeSocketType {
int type, limit;
char *name;
float val1, val2, val3, val4; /* default alloc value for inputs */
float min, max; /* default range for inputs */
/* after this line is used internal only */
struct bNodeSocket *sock; /* used during verify_types */
struct bNodeSocket *internsock; /* group nodes, the internal socket counterpart */
int own_index; /* verify group nodes */
} bNodeSocketType;
typedef struct bNodeType {
int type;
char *name;
float width, minwidth, maxwidth;
short nclass, flag;
bNodeSocketType *inputs, *outputs;
char storagename[64]; /* struct name for DNA */
void (*execfunc)(void *data, struct bNode *, struct bNodeStack **, struct bNodeStack **);
/* after this line is set on startup of blender */
int (*butfunc)(struct uiBlock *, struct bNodeTree *, struct bNode *, struct rctf *);
} bNodeType;
/* nodetype->nclass, for add-menu and themes */
#define NODE_CLASS_INPUT 0
#define NODE_CLASS_OUTPUT 1
#define NODE_CLASS_OP_COLOR 3
#define NODE_CLASS_OP_VECTOR 4
#define NODE_CLASS_OP_FILTER 5
#define NODE_CLASS_GROUP 6
#define NODE_CLASS_FILE 7
#define NODE_CLASS_CONVERTOR 8
#define NODE_CLASS_MATTE 9
#define NODE_CLASS_DISTORT 10
/* ************** GENERIC API, TREES *************** */
void ntreeVerifyTypes(struct bNodeTree *ntree);
struct bNodeTree *ntreeAddTree(int type);
void ntreeInitTypes(struct bNodeTree *ntree);
void ntreeMakeOwnType(struct bNodeTree *ntree);
void ntreeFreeTree(struct bNodeTree *ntree);
struct bNodeTree *ntreeCopyTree(struct bNodeTree *ntree, int internal_select);
void ntreeMakeLocal(struct bNodeTree *ntree);
void ntreeSocketUseFlags(struct bNodeTree *ntree);
void ntreeSolveOrder(struct bNodeTree *ntree);
void ntreeBeginExecTree(struct bNodeTree *ntree);
void ntreeExecTree(struct bNodeTree *ntree, void *callerdata, int thread);
void ntreeCompositExecTree(struct bNodeTree *ntree, struct RenderData *rd, int do_previews);
void ntreeEndExecTree(struct bNodeTree *ntree);
void ntreeInitPreview(struct bNodeTree *, int xsize, int ysize);
void ntreeClearPreview(struct bNodeTree *ntree);
void ntreeFreeCache(struct bNodeTree *ntree);
/* ************** GENERIC API, NODES *************** */
void nodeVerifyType(struct bNodeTree *ntree, struct bNode *node);
void nodeAddToPreview(struct bNode *, float *, int, int);
struct bNode *nodeAddNodeType(struct bNodeTree *ntree, int type, struct bNodeTree *ngroup);
void nodeFreeNode(struct bNodeTree *ntree, struct bNode *node);
struct bNode *nodeCopyNode(struct bNodeTree *ntree, struct bNode *node);
struct bNodeLink *nodeAddLink(struct bNodeTree *ntree, struct bNode *fromnode, struct bNodeSocket *fromsock, struct bNode *tonode, struct bNodeSocket *tosock);
void nodeRemLink(struct bNodeTree *ntree, struct bNodeLink *link);
struct bNodeLink *nodeFindLink(struct bNodeTree *ntree, struct bNodeSocket *from, struct bNodeSocket *to);
int nodeCountSocketLinks(struct bNodeTree *ntree, struct bNodeSocket *sock);
void nodeSetActive(struct bNodeTree *ntree, struct bNode *node);
struct bNode *nodeGetActive(struct bNodeTree *ntree);
struct bNode *nodeGetActiveID(struct bNodeTree *ntree, short idtype);
void nodeClearActiveID(struct bNodeTree *ntree, short idtype);
void NodeTagChanged(struct bNodeTree *ntree, struct bNode *node);
void NodeTagIDChanged(struct bNodeTree *ntree, struct ID *id);
/* ************** Groups ****************** */
struct bNode *nodeMakeGroupFromSelected(struct bNodeTree *ntree);
int nodeGroupUnGroup(struct bNodeTree *ntree, struct bNode *gnode);
void nodeVerifyGroup(struct bNodeTree *ngroup);
void nodeGroupSocketUseFlags(struct bNodeTree *ngroup);
/* ************** COMMON NODES *************** */
#define NODE_GROUP 2
#define NODE_GROUP_MENU 1000
extern bNodeType node_group_typeinfo;
/* ************** SHADER NODES *************** */
struct ShadeInput;
struct ShadeResult;
/* note: types are needed to restore callbacks, don't change values */
/* range 1 - 100 is reserved for common nodes */
/* using toolbox, we add node groups by assuming the values below don't exceed NODE_GROUP_MENU for now */
#define SH_NODE_OUTPUT 1
#define SH_NODE_MATERIAL 100
#define SH_NODE_RGB 101
#define SH_NODE_VALUE 102
#define SH_NODE_MIX_RGB 103
#define SH_NODE_VALTORGB 104
#define SH_NODE_RGBTOBW 105
#define SH_NODE_TEXTURE 106
#define SH_NODE_NORMAL 107
#define SH_NODE_GEOMETRY 108
#define SH_NODE_MAPPING 109
#define SH_NODE_CURVE_VEC 110
#define SH_NODE_CURVE_RGB 111
#define SH_NODE_CAMERA 114
#define SH_NODE_MATH 115
#define SH_NODE_VECT_MATH 116
#define SH_NODE_SQUEEZE 117
#define SH_NODE_VERTEX_COL 118
/* custom defines: options for Material node */
#define SH_NODE_MAT_DIFF 1
#define SH_NODE_MAT_SPEC 2
#define SH_NODE_MAT_NEG 4
/* the type definitions array */
extern bNodeType *node_all_shaders[];
/* API */
void ntreeShaderExecTree(struct bNodeTree *ntree, struct ShadeInput *shi, struct ShadeResult *shr);
int ntreeShaderGetTexco(struct bNodeTree *ntree, int osa);
void nodeShaderSynchronizeID(struct bNode *node, int copyto);
/* switch material render loop */
void set_node_shader_lamp_loop(void (*lamp_loop_func)(struct ShadeInput *, struct ShadeResult *));
/* ************** COMPOSITE NODES *************** */
/* note: types are needed to restore callbacks, don't change values */
#define CMP_NODE_VIEWER 201
#define CMP_NODE_RGB 202
#define CMP_NODE_VALUE 203
#define CMP_NODE_MIX_RGB 204
#define CMP_NODE_VALTORGB 205
#define CMP_NODE_RGBTOBW 206
#define CMP_NODE_NORMAL 207
#define CMP_NODE_CURVE_VEC 208
#define CMP_NODE_CURVE_RGB 209
#define CMP_NODE_ALPHAOVER 210
#define CMP_NODE_BLUR 211
#define CMP_NODE_FILTER 212
#define CMP_NODE_MAP_VALUE 213
#define CMP_NODE_TIME 214
#define CMP_NODE_VECBLUR 215
#define CMP_NODE_SEPRGBA 216
#define CMP_NODE_SEPHSVA 217
#define CMP_NODE_SETALPHA 218
#define CMP_NODE_HUE_SAT 219
#define CMP_NODE_IMAGE 220
#define CMP_NODE_R_LAYERS 221
#define CMP_NODE_COMPOSITE 222
#define CMP_NODE_OUTPUT_FILE 223
#define CMP_NODE_TEXTURE 224
#define CMP_NODE_TRANSLATE 225
#define CMP_NODE_ZCOMBINE 226
#define CMP_NODE_COMBRGBA 227
#define CMP_NODE_DILATEERODE 228
#define CMP_NODE_ROTATE 229
#define CMP_NODE_SCALE 230
#define CMP_NODE_SEPYCCA 231
#define CMP_NODE_COMBYCCA 232
#define CMP_NODE_SEPYUVA 233
#define CMP_NODE_COMBYUVA 234
#define CMP_NODE_DIFF_MATTE 235
#define CMP_NODE_COLOR_SPILL 236
#define CMP_NODE_CHROMA 237
#define CMP_NODE_LUMA 238
#define CMP_NODE_FLIP 239
#define CMP_NODE_SPLITVIEWER 240
#define CMP_NODE_INDEX_MASK 241
#define CMP_NODE_MAP_UV 242
#define CMP_NODE_ID_MASK 243
#define CMP_NODE_DEFOCUS 244
#define CMP_NODE_DISPLACE 245
#define CMP_NODE_COMBHSVA 246
#define CMP_NODE_MATH 247
/* filter types */
/* filter types, in custom1 */
#define CMP_FILT_SOFT 0
#define CMP_FILT_SHARP 1
#define CMP_FILT_LAPLACE 2
#define CMP_FILT_SOBEL 3
#define CMP_FILT_PREWITT 4
#define CMP_FILT_KIRSCH 5
#define CMP_FILT_SHADOW 6
/* scale node type, in custom1 */
#define CMP_SCALE_RELATIVE 0
#define CMP_SCALE_ABSOLUTE 1
/* the type definitions array */
extern bNodeType *node_all_composit[];
/* API */
struct CompBuf;
void ntreeCompositTagRender(struct bNodeTree *ntree);
void ntreeCompositTagAnimated(struct bNodeTree *ntree);
void ntreeCompositTagGenerators(struct bNodeTree *ntree);
void ntreeCompositForceHidden(struct bNodeTree *ntree);
void free_compbuf(struct CompBuf *cbuf); /* internal...*/
#endif
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