1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
|
/*
* ***** 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 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Daniel Genrich (Genscher)
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file DNA_smoke_types.h
* \ingroup DNA
*/
#ifndef __DNA_SMOKE_TYPES_H__
#define __DNA_SMOKE_TYPES_H__
/* flags */
enum {
MOD_SMOKE_HIGHRES = (1 << 1), /* enable high resolution */
MOD_SMOKE_DISSOLVE = (1 << 2), /* let smoke dissolve */
MOD_SMOKE_DISSOLVE_LOG = (1 << 3), /* using 1/x for dissolve */
MOD_SMOKE_HIGH_SMOOTH = (1 << 5), /* -- Deprecated -- */
MOD_SMOKE_FILE_LOAD = (1 << 6), /* flag for file load */
MOD_SMOKE_ADAPTIVE_DOMAIN = (1 << 7),
};
#if (DNA_DEPRECATED_GCC_POISON == 1)
#pragma GCC poison MOD_SMOKE_HIGH_SMOOTH
#endif
/* noise */
#define MOD_SMOKE_NOISEWAVE (1<<0)
#define MOD_SMOKE_NOISEFFT (1<<1)
#define MOD_SMOKE_NOISECURL (1<<2)
/* viewsettings */
#define MOD_SMOKE_VIEW_SHOWBIG (1<<0)
/* cache compression */
#define SM_CACHE_LIGHT 0
#define SM_CACHE_HEAVY 1
/* domain border collision */
#define SM_BORDER_OPEN 0
#define SM_BORDER_VERTICAL 1
#define SM_BORDER_CLOSED 2
/* collision types */
#define SM_COLL_STATIC 0
#define SM_COLL_RIGID 1
#define SM_COLL_ANIMATED 2
/* high resolution sampling types */
#define SM_HRES_NEAREST 0
#define SM_HRES_LINEAR 1
#define SM_HRES_FULLSAMPLE 2
/* smoke data fileds (active_fields) */
#define SM_ACTIVE_HEAT (1<<0)
#define SM_ACTIVE_FIRE (1<<1)
#define SM_ACTIVE_COLORS (1<<2)
#define SM_ACTIVE_COLOR_SET (1<<3)
typedef struct SmokeDomainSettings {
struct SmokeModifierData *smd; /* for fast RNA access */
struct FLUID_3D *fluid;
void *fluid_mutex;
struct Group *fluid_group;
struct Group *eff_group; // UNUSED
struct Group *coll_group; // collision objects group
struct WTURBULENCE *wt; // WTURBULENCE object, if active
struct GPUTexture *tex;
struct GPUTexture *tex_wt;
struct GPUTexture *tex_shadow;
struct GPUTexture *tex_flame;
float *shadow;
/* simulation data */
float p0[3]; /* start point of BB in local space (includes sub-cell shift for adaptive domain)*/
float p1[3]; /* end point of BB in local space */
float dp0[3]; /* difference from object center to grid start point */
float cell_size[3]; /* size of simulation cell in local space */
float global_size[3]; /* global size of domain axises */
float prev_loc[3];
int shift[3]; /* current domain shift in simulation cells */
float shift_f[3]; /* exact domain shift */
float obj_shift_f[3]; /* how much object has shifted since previous smoke frame (used to "lock" domain while drawing) */
float imat[4][4]; /* domain object imat */
float obmat[4][4]; /* domain obmat */
float fluidmat[4][4]; /* low res fluid matrix */
float fluidmat_wt[4][4]; /* high res fluid matrix */
int base_res[3]; /* initial "non-adapted" resolution */
int res_min[3]; /* cell min */
int res_max[3]; /* cell max */
int res[3]; /* data resolution (res_max-res_min) */
int total_cells;
float dx; /* 1.0f / res */
float scale; /* largest domain size */
/* user settings */
int adapt_margin;
int adapt_res;
float adapt_threshold;
float alpha;
float beta;
int amplify; /* wavelet amplification */
int maxres; /* longest axis on the BB gets this resolution assigned */
int flags; /* show up-res or low res, etc */
int viewsettings;
short noise; /* noise type: wave, curl, anisotropic */
short diss_percent;
int diss_speed;/* in frames */
float strength;
int res_wt[3];
float dx_wt;
int cache_comp;
int cache_high_comp;
/* Smoke uses only one cache from now on (index [0]), but keeping the array for now for reading old files. */
struct PointCache *point_cache[2]; /* definition is in DNA_object_force.h */
struct ListBase ptcaches[2];
int point_cache_offset;
int pad;
struct EffectorWeights *effector_weights;
int border_collisions; /* How domain border collisions are handled */
float time_scale;
float vorticity;
int active_fields;
float active_color[3]; /* monitor color situation of simulation */
int highres_sampling;
/* flame parameters */
float burning_rate, flame_smoke, flame_vorticity;
float flame_ignition, flame_max_temp;
float flame_smoke_color[3];
/* display */
float display_thickness;
int pad2;
struct ListBase vdb_caches;
short use_openvdb, pad3[3];
struct OpenVDBPrimitive *density, *density_high;
} SmokeDomainSettings;
typedef struct OpenVDBCache {
struct OpenVDBCache *next, *prev;
struct OpenVDBReader *reader;
struct OpenVDBWriter *writer;
char path[1024];
char name[64];
int startframe, endframe;
short flags, compression, pad[2];
} OpenVDBCache;
enum {
VDB_CACHE_CURRENT = (1 << 0),
VDB_CACHE_SMOKE_EXPORTED = (1 << 1),
};
enum {
VDB_COMPRESSION_ZIP = 0,
VDB_COMPRESSION_BLOSC = 1,
VDB_COMPRESSION_NONE = 2,
};
/* inflow / outflow */
/* type */
#define MOD_SMOKE_FLOW_TYPE_SMOKE 0
#define MOD_SMOKE_FLOW_TYPE_FIRE 1
#define MOD_SMOKE_FLOW_TYPE_OUTFLOW 2
#define MOD_SMOKE_FLOW_TYPE_SMOKEFIRE 3
/* flow source */
#define MOD_SMOKE_FLOW_SOURCE_PARTICLES 0
#define MOD_SMOKE_FLOW_SOURCE_MESH 1
/* flow texture type */
#define MOD_SMOKE_FLOW_TEXTURE_MAP_AUTO 0
#define MOD_SMOKE_FLOW_TEXTURE_MAP_UV 1
/* flags */
#define MOD_SMOKE_FLOW_ABSOLUTE (1<<1) /*old style emission*/
#define MOD_SMOKE_FLOW_INITVELOCITY (1<<2) /* passes particles speed to the smoke */
#define MOD_SMOKE_FLOW_TEXTUREEMIT (1<<3) /* use texture to control emission speed */
#define MOD_SMOKE_FLOW_USE_PART_SIZE (1<<4) /* use specific size for particles instead of closest cell */
#define MOD_SMOKE_FLOW_USE_PART_TEXCOLOR (1<<5) /* passes particles texture color to the smoke */
typedef struct SmokeFlowSettings {
struct SmokeModifierData *smd; /* for fast RNA access */
struct DerivedMesh *dm;
struct ParticleSystem *psys;
struct Tex *noise_texture;
/* initial velocity */
float *verts_old; /* previous vertex positions in domain space */
int numverts;
float vel_multi; // Multiplier for inherited velocity
float vel_normal;
float vel_random;
/* emission */
float density;
float color[3];
float fuel_amount;
float temp; /* delta temperature (temp - ambient temp) */
float volume_density; /* density emitted within mesh volume */
float surface_distance; /* maximum emission distance from mesh surface */
float particle_size;
int subframes;
/* texture control */
float texture_size;
float texture_offset;
int pad;
char uvlayer_name[64]; /* MAX_CUSTOMDATA_LAYER_NAME */
short vgroup_density;
short type; /* smoke, flames, both, outflow */
short source;
short texture_type;
int flags; /* absolute emission etc*/
} SmokeFlowSettings;
// struct BVHTreeFromMesh *bvh;
// float mat[4][4];
// float mat_old[4][4];
/* collision objects (filled with smoke) */
typedef struct SmokeCollSettings {
struct SmokeModifierData *smd; /* for fast RNA access */
struct DerivedMesh *dm;
float *verts_old;
int numverts;
short type; // static = 0, rigid = 1, dynamic = 2
short pad;
} SmokeCollSettings;
#endif
|