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source/blender/makesdna/DNA_smoke_types.h

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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* *
* The Original Code is Copyright (C) 2006 by NaN Holding BV. * The Original Code is Copyright (C) 2006 by NaN Holding BV.
* All rights reserved. * All rights reserved.
* *
* The Original Code is: all of this file. * The Original Code is: all of this file.
* *
* Contributor(s): Daniel Genrich (Genscher) * Contributor(s): Daniel Genrich (Genscher)
* Sebastian Barschkis (sebbas)
* *
* ***** END GPL LICENSE BLOCK ***** * ***** END GPL LICENSE BLOCK *****
*/ */
/** \file DNA_smoke_types.h /** \file DNA_smoke_types.h
* \ingroup DNA * \ingroup DNA
*/ */
#ifndef __DNA_SMOKE_TYPES_H__ #ifndef __DNA_SMOKE_TYPES_H__
#define __DNA_SMOKE_TYPES_H__ #define __DNA_SMOKE_TYPES_H__
/* flags */ /* flags */
enum { enum {
MOD_SMOKE_HIGHRES = (1 << 1), /* enable high resolution */ FLUID_DOMAIN_USE_NOISE = (1 << 1), /* use noise */
MOD_SMOKE_DISSOLVE = (1 << 2), /* let smoke dissolve */ FLUID_DOMAIN_USE_DISSOLVE = (1 << 2), /* let smoke dissolve */
MOD_SMOKE_DISSOLVE_LOG = (1 << 3), /* using 1/x for dissolve */ FLUID_DOMAIN_USE_DISSOLVE_LOG = (1 << 3), /* using 1/x for dissolve */
#ifdef DNA_DEPRECATED #ifdef DNA_DEPRECATED
MOD_SMOKE_HIGH_SMOOTH = (1 << 5), /* -- Deprecated -- */ FLUID_DOMAIN_USE_HIGH_SMOOTH = (1 << 5), /* -- Deprecated -- */
#endif #endif
MOD_SMOKE_FILE_LOAD = (1 << 6), /* flag for file load */ FLUID_DOMAIN_FILE_LOAD = (1 << 6), /* flag for file load */
MOD_SMOKE_ADAPTIVE_DOMAIN = (1 << 7), FLUID_DOMAIN_USE_ADAPTIVE_DOMAIN = (1 << 7),
FLUID_DOMAIN_USE_ADAPTIVE_TIME = (1 << 8), /* adaptive time stepping in domain */
FLUID_DOMAIN_USE_MESH = (1 << 9), /* use mesh */
FLUID_DOMAIN_USE_GUIDING = (1 << 10), /* use guiding */
FLUID_DOMAIN_USE_SPEED_VECTORS = (1 << 11), /* generate mesh speed vectors */
FLUID_DOMAIN_EXPORT_MANTA_SCRIPT = (1 << 12), /* export mantaflow script during bake */
}; };
/* noise */ /* border collisions */
#define MOD_SMOKE_NOISEWAVE (1<<0) enum {
#define MOD_SMOKE_NOISEFFT (1<<1) FLUID_DOMAIN_BORDER_FRONT = (1 << 1),
#define MOD_SMOKE_NOISECURL (1<<2) FLUID_DOMAIN_BORDER_BACK = (1 << 2),
/* viewsettings */ FLUID_DOMAIN_BORDER_RIGHT = (1 << 3),
#define MOD_SMOKE_VIEW_SHOWBIG (1<<0) FLUID_DOMAIN_BORDER_LEFT = (1 << 4),
FLUID_DOMAIN_BORDER_TOP = (1 << 5),
FLUID_DOMAIN_BORDER_BOTTOM = (1 << 6),
};
/* cache file formats */
enum {
FLUID_DOMAIN_FILE_UNI = (1 << 0),
FLUID_DOMAIN_FILE_OPENVDB = (1 << 1),
FLUID_DOMAIN_FILE_RAW = (1 << 2),
FLUID_DOMAIN_FILE_OBJECT = (1 << 3),
FLUID_DOMAIN_FILE_BIN_OBJECT = (1 << 4),
};
/* slice method */ /* slice method */
enum { enum {
MOD_SMOKE_SLICE_VIEW_ALIGNED = 0, FLUID_DOMAIN_SLICE_VIEW_ALIGNED = 0,
MOD_SMOKE_SLICE_AXIS_ALIGNED = 1, FLUID_DOMAIN_SLICE_AXIS_ALIGNED = 1,
}; };
/* axis aligned method */ /* axis aligned method */
enum { enum {
AXIS_SLICE_FULL = 0, AXIS_SLICE_FULL = 0,
AXIS_SLICE_SINGLE = 1, AXIS_SLICE_SINGLE = 1,
}; };
/* single slice direction */ /* single slice direction */
enum { enum {
SLICE_AXIS_AUTO = 0, SLICE_AXIS_AUTO = 0,
SLICE_AXIS_X = 1, SLICE_AXIS_X = 1,
SLICE_AXIS_Y = 2, SLICE_AXIS_Y = 2,
SLICE_AXIS_Z = 3, SLICE_AXIS_Z = 3,
}; };
enum { enum {
VECTOR_DRAW_NEEDLE = 0, VECTOR_DRAW_NEEDLE = 0,
VECTOR_DRAW_STREAMLINE = 1, VECTOR_DRAW_STREAMLINE = 1,
}; };
enum { enum {
FLUID_FIELD_DENSITY = 0, SNDPARTICLE_BOUNDARY_DELETE = 0,
FLUID_FIELD_HEAT = 1, SNDPARTICLE_BOUNDARY_PUSHOUT = 1,
FLUID_FIELD_FUEL = 2, };
FLUID_FIELD_REACT = 3,
FLUID_FIELD_FLAME = 4, enum {
FLUID_FIELD_VELOCITY_X = 5, SNDPARTICLE_COMBINED_EXPORT_OFF = 0,
FLUID_FIELD_VELOCITY_Y = 6, SNDPARTICLE_COMBINED_EXPORT_SPRAY_FOAM = 1,
FLUID_FIELD_VELOCITY_Z = 7, SNDPARTICLE_COMBINED_EXPORT_SPRAY_BUBBLE = 2,
FLUID_FIELD_COLOR_R = 8, SNDPARTICLE_COMBINED_EXPORT_FOAM_BUBBLE = 3,
FLUID_FIELD_COLOR_G = 9, SNDPARTICLE_COMBINED_EXPORT_SPRAY_FOAM_BUBBLE = 4,
FLUID_FIELD_COLOR_B = 10, };
FLUID_FIELD_FORCE_X = 11,
FLUID_FIELD_FORCE_Y = 12, enum {
FLUID_FIELD_FORCE_Z = 13, FLUID_DOMAIN_FIELD_DENSITY = 0,
FLUID_DOMAIN_FIELD_HEAT = 1,
FLUID_DOMAIN_FIELD_FUEL = 2,
FLUID_DOMAIN_FIELD_REACT = 3,
FLUID_DOMAIN_FIELD_FLAME = 4,
FLUID_DOMAIN_FIELD_VELOCITY_X = 5,
FLUID_DOMAIN_FIELD_VELOCITY_Y = 6,
FLUID_DOMAIN_FIELD_VELOCITY_Z = 7,
FLUID_DOMAIN_FIELD_COLOR_R = 8,
FLUID_DOMAIN_FIELD_COLOR_G = 9,
FLUID_DOMAIN_FIELD_COLOR_B = 10,
FLUID_DOMAIN_FIELD_FORCE_X = 11,
FLUID_DOMAIN_FIELD_FORCE_Y = 12,
FLUID_DOMAIN_FIELD_FORCE_Z = 13,
}; };
/* domain types */
#define FLUID_DOMAIN_TYPE_GAS 0
#define FLUID_DOMAIN_TYPE_LIQUID 1
/* noise */
#define FLUID_NOISE_TYPE_WAVELET (1<<0)
/* mesh levelset generator types */
#define FLUID_DOMAIN_MESH_IMPROVED 0
#define FLUID_DOMAIN_MESH_UNION 1
/* guiding velocity source */
#define FLUID_DOMAIN_GUIDING_SRC_DOMAIN 0
#define FLUID_DOMAIN_GUIDING_SRC_EFFECTOR 1
/* fluid data fields (active_fields) */
#define FLUID_DOMAIN_ACTIVE_HEAT (1<<0)
#define FLUID_DOMAIN_ACTIVE_FIRE (1<<1)
#define FLUID_DOMAIN_ACTIVE_COLORS (1<<2)
#define FLUID_DOMAIN_ACTIVE_COLOR_SET (1<<3)
#define FLUID_DOMAIN_ACTIVE_OBSTACLE (1<<4)
#define FLUID_DOMAIN_ACTIVE_GUIDING (1<<5)
#define FLUID_DOMAIN_ACTIVE_INVEL (1<<6)
/* particle types */
#define FLUID_DOMAIN_PARTICLE_FLIP (1<<0)
#define FLUID_DOMAIN_PARTICLE_SPRAY (1<<1)
#define FLUID_DOMAIN_PARTICLE_BUBBLE (1<<2)
#define FLUID_DOMAIN_PARTICLE_FOAM (1<<3)
#define FLUID_DOMAIN_PARTICLE_TRACER (1<<4)
/* cache options */
#define FLUID_DOMAIN_BAKING_DATA 1
#define FLUID_DOMAIN_BAKED_DATA 2
#define FLUID_DOMAIN_BAKING_NOISE 4
#define FLUID_DOMAIN_BAKED_NOISE 8
#define FLUID_DOMAIN_BAKING_MESH 16
#define FLUID_DOMAIN_BAKED_MESH 32
#define FLUID_DOMAIN_BAKING_PARTICLES 64
#define FLUID_DOMAIN_BAKED_PARTICLES 128
#define FLUID_DOMAIN_BAKING_GUIDING 256
#define FLUID_DOMAIN_BAKED_GUIDING 512
#define FLUID_DOMAIN_DIR_DEFAULT "cache_fluid"
#define FLUID_DOMAIN_DIR_DATA "data"
#define FLUID_DOMAIN_DIR_NOISE "noise"
#define FLUID_DOMAIN_DIR_MESH "mesh"
#define FLUID_DOMAIN_DIR_PARTICLES "particles"
#define FLUID_DOMAIN_DIR_GUIDING "guiding"
#define FLUID_DOMAIN_DIR_SCRIPT "script"
#define FLUID_DOMAIN_SMOKE_SCRIPT "smoke_script.py"
#define FLUID_DOMAIN_LIQUID_SCRIPT "liquid_script.py"
/* Deprecated values (i.e. all defines and enums below this line up until typedefs)*/
/* cache compression */ /* cache compression */
#define SM_CACHE_LIGHT 0 #define SM_CACHE_LIGHT 0
#define SM_CACHE_HEAVY 1 #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 */ /* high resolution sampling types */
#define SM_HRES_NEAREST 0 #define SM_HRES_NEAREST 0
#define SM_HRES_LINEAR 1 #define SM_HRES_LINEAR 1
#define SM_HRES_FULLSAMPLE 2 #define SM_HRES_FULLSAMPLE 2
/* smoke data fields (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)
enum { enum {
VDB_COMPRESSION_BLOSC = 0, VDB_COMPRESSION_BLOSC = 0,
VDB_COMPRESSION_ZIP = 1, VDB_COMPRESSION_ZIP = 1,
VDB_COMPRESSION_NONE = 2, VDB_COMPRESSION_NONE = 2,
}; };
typedef struct SmokeVertexVelocity {
float vel[3];
} SmokeVertexVelocity;
typedef struct SmokeDomainSettings { typedef struct SmokeDomainSettings {
struct SmokeModifierData *smd; /* for fast RNA access */ struct SmokeModifierData *smd; /* for fast RNA access */
struct FLUID_3D *fluid; struct FLUID *fluid;
struct FLUID *fluid_old; /* adaptive domain needs access to old fluid state */
void *fluid_mutex; void *fluid_mutex;
struct Collection *fluid_group; struct Collection *fluid_group;
struct Collection *eff_group; // UNUSED struct Collection *eff_group; // UNUSED
struct Collection *coll_group; // collision objects group struct Collection *coll_group; // collision objects group
struct WTURBULENCE *wt; // WTURBULENCE object, if active
struct GPUTexture *tex; struct GPUTexture *tex;
struct GPUTexture *tex_wt; struct GPUTexture *tex_wt;
struct GPUTexture *tex_shadow; struct GPUTexture *tex_shadow;
struct GPUTexture *tex_flame; struct GPUTexture *tex_flame;
struct GPUTexture *tex_flame_coba; struct GPUTexture *tex_flame_coba;
struct GPUTexture *tex_coba; struct GPUTexture *tex_coba;
struct GPUTexture *tex_field; struct GPUTexture *tex_field;
struct GPUTexture *tex_velocity_x; struct GPUTexture *tex_velocity_x;
struct GPUTexture *tex_velocity_y; struct GPUTexture *tex_velocity_y;
struct GPUTexture *tex_velocity_z; struct GPUTexture *tex_velocity_z;
float *shadow; struct Object *guiding_parent;
struct SmokeVertexVelocity *mesh_velocities; /* vertex velocities of simulated fluid mesh */
struct EffectorWeights *effector_weights;
/* simulation data */ /* domain object data */
float p0[3]; /* start point of BB in local space (includes sub-cell shift for adaptive domain)*/ 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 p1[3]; /* end point of BB in local space */
float dp0[3]; /* difference from object center to grid start point */ float dp0[3]; /* difference from object center to grid start point */
float cell_size[3]; /* size of simulation cell in local space */ float cell_size[3]; /* size of simulation cell in local space */
float global_size[3]; /* global size of domain axises */ float global_size[3]; /* global size of domain axises */
float prev_loc[3]; float prev_loc[3];
int shift[3]; /* current domain shift in simulation cells */ int shift[3]; /* current domain shift in simulation cells */
float shift_f[3]; /* exact domain shift */ 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 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 imat[4][4]; /* domain object imat */
float obmat[4][4]; /* domain obmat */ float obmat[4][4]; /* domain obmat */
float fluidmat[4][4]; /* low res fluid matrix */ float fluidmat[4][4]; /* low res fluid matrix */
float fluidmat_wt[4][4]; /* high res fluid matrix */ float fluidmat_wt[4][4]; /* high res fluid matrix */
int base_res[3]; /* initial "non-adapted" resolution */ int base_res[3]; /* initial "non-adapted" resolution */
int res_min[3]; /* cell min */ int res_min[3]; /* cell min */
int res_max[3]; /* cell max */ int res_max[3]; /* cell max */
int res[3]; /* data resolution (res_max-res_min) */ int res[3]; /* data resolution (res_max-res_min) */
int total_cells; int total_cells;
float dx; /* 1.0f / res */ float dx; /* 1.0f / res */
float dt;
float scale; /* largest domain size */ float scale; /* largest domain size */
/* user settings */ /* adaptive domain options */
int adapt_margin; int adapt_margin;
int adapt_res; int adapt_res;
float adapt_threshold; float adapt_threshold;
char pad_adaptive[4]; /* unused */
/* fluid domain options */
int maxres; /* longest axis on the BB gets this resolution assigned */
int solver_res; /* dimension of manta solver, 2d or 3d */
int border_collisions; /* How domain border collisions are handled */
int flags; /* use-mesh, use-noise, etc. */
float gravity[3];
int active_fields;
short type; /* gas, liquid */
char pad_fluid[6]; /* unused */
/* smoke domain options */
float alpha; float alpha;
float beta; 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 */ int diss_speed;/* in frames */
float strength;
int res_wt[3];
float dx_wt;
/* point cache options */
int cache_comp;
int cache_high_comp;
/* OpenVDB cache options */
int openvdb_comp;
char cache_file_format;
char data_depth;
char pad[2];
/* 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_types.h */
struct ListBase ptcaches[2];
struct EffectorWeights *effector_weights;
int border_collisions; /* How domain border collisions are handled */
float time_scale;
float vorticity; float vorticity;
int active_fields; float active_color[3]; /* monitor smoke color */
float active_color[3]; /* monitor color situation of simulation */
int highres_sampling; int highres_sampling;
/* flame parameters */ /* flame options */
float burning_rate, flame_smoke, flame_vorticity; float burning_rate, flame_smoke, flame_vorticity;
float flame_ignition, flame_max_temp; float flame_ignition, flame_max_temp;
float flame_smoke_color[3]; float flame_smoke_color[3];
/* Display settings */ /* noise options */
float noise_strength;
float noise_pos_scale;
float noise_time_anim;
int res_noise[3];
int noise_scale;
short noise_type; /* noise type: wave, curl, anisotropic */
char pad_noise[2]; /* unused */
/* liquid domain options */
float particle_randomness;
int particle_number;
int particle_minimum;
int particle_maximum;
float particle_radius;
float particle_band_width;
/* diffusion options*/
float surface_tension;
float viscosity_base;
int viscosity_exponent;
float domain_size;
/* mesh options */
float mesh_concave_upper;
float mesh_concave_lower;
int mesh_smoothen_pos;
int mesh_smoothen_neg;
int mesh_scale;
int totvert;
short mesh_generator;
char pad_mesh[6]; /* unused */
/* secondary particle options */
int particle_type;
int particle_scale;
float sndparticle_tau_min_wc;
float sndparticle_tau_max_wc;
float sndparticle_tau_min_ta;
float sndparticle_tau_max_ta;
float sndparticle_tau_min_k;
float sndparticle_tau_max_k;
int sndparticle_k_wc;
int sndparticle_k_ta;
float sndparticle_k_b;
float sndparticle_k_d;
float sndparticle_l_min;
float sndparticle_l_max;
int sndparticle_potential_radius;
int sndparticle_update_radius;
char sndparticle_boundary;
char sndparticle_combined_export;
char pad_particle[6]; /* unused */
/* fluid guiding options */
float guiding_alpha; /* guiding weight scalar (determines strength) */
int guiding_beta; /* guiding blur radius (affects size of vortices) */
float guiding_vel_factor; /* multiply guiding velocity by this factor */
int *guide_res; /* res for velocity guide grids - independent from base res */
short guiding_source;
char pad_guiding[6]; /* unused */
/* cache options */
int cache_frame_start;
int cache_frame_end;
int cache_frame_pause_data;
int cache_frame_pause_noise;
int cache_frame_pause_mesh;
int cache_frame_pause_particles;
int cache_frame_pause_guiding;
int cache_flag;
char cache_mesh_format;
char cache_data_format;
char cache_particle_format;
char cache_noise_format;
char cache_directory[1024];
char error[64]; /* Bake error description */
char pad_cache[4]; /* unused */
/* time options */
float time_scale;
float cfl_condition;
/* display options */
char slice_method, axis_slice_method; char slice_method, axis_slice_method;
char slice_axis, draw_velocity; char slice_axis, draw_velocity;
float slice_per_voxel; float slice_per_voxel;
float slice_depth; float slice_depth;
float display_thickness; float display_thickness;
struct ColorBand *coba; struct ColorBand *coba;
float vector_scale; float vector_scale;
char vector_draw_type; char vector_draw_type;
char use_coba; char use_coba;
char coba_field; /* simulation field used for the color mapping */ char coba_field; /* simulation field used for the color mapping */
char pad2; char pad_display; /* unused */
/* -- Deprecated / unsed options (below)-- */
/* view options */
int viewsettings;
char pad_view[4]; /* unused */
/* OpenVDB cache options */
int openvdb_comp;
float clipping; float clipping;
float pad3; char data_depth;
} SmokeDomainSettings; char pad_vdb[7]; /* unused */
/* pointcache options */
/* 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_types.h */
struct ListBase ptcaches[2];
int cache_comp;
int cache_high_comp;
/* inflow / outflow */ } SmokeDomainSettings;
/* type */ /* type */
#define MOD_SMOKE_FLOW_TYPE_SMOKE 0 #define FLUID_FLOW_TYPE_SMOKE 1
#define MOD_SMOKE_FLOW_TYPE_FIRE 1 #define FLUID_FLOW_TYPE_FIRE 2
#define MOD_SMOKE_FLOW_TYPE_OUTFLOW 2 #define FLUID_FLOW_TYPE_SMOKEFIRE 3
#define MOD_SMOKE_FLOW_TYPE_SMOKEFIRE 3 #define FLUID_FLOW_TYPE_LIQUID 4
/* behavior */
#define FLUID_FLOW_BEHAVIOR_INFLOW 0
#define FLUID_FLOW_BEHAVIOR_OUTFLOW 1
#define FLUID_FLOW_BEHAVIOR_GEOMETRY 2
/* flow source */ /* flow source */
#define MOD_SMOKE_FLOW_SOURCE_PARTICLES 0 #define FLUID_FLOW_SOURCE_PARTICLES 0
#define MOD_SMOKE_FLOW_SOURCE_MESH 1 #define FLUID_FLOW_SOURCE_MESH 1
/* flow texture type */ /* flow texture type */
#define MOD_SMOKE_FLOW_TEXTURE_MAP_AUTO 0 #define FLUID_FLOW_TEXTURE_MAP_AUTO 0
#define MOD_SMOKE_FLOW_TEXTURE_MAP_UV 1 #define FLUID_FLOW_TEXTURE_MAP_UV 1
/* flags */ /* flags */
#define MOD_SMOKE_FLOW_ABSOLUTE (1<<1) /*old style emission*/ #define FLUID_FLOW_ABSOLUTE (1<<1) /* old style emission */
#define MOD_SMOKE_FLOW_INITVELOCITY (1<<2) /* passes particles speed to the smoke */ #define FLUID_FLOW_INITVELOCITY (1<<2) /* passes particles speed to the smoke */
#define MOD_SMOKE_FLOW_TEXTUREEMIT (1<<3) /* use texture to control emission speed */ #define FLUID_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 FLUID_FLOW_USE_PART_SIZE (1<<4) /* use specific size for particles instead of closest cell */
#define FLUID_FLOW_USE_INFLOW (1<<5) /* control when to apply inflow */
typedef struct SmokeFlowSettings { typedef struct SmokeFlowSettings {
struct SmokeModifierData *smd; /* for fast RNA access */ struct SmokeModifierData *smd; /* for fast RNA access */
struct Mesh *mesh; struct Mesh *mesh;
struct ParticleSystem *psys; struct ParticleSystem *psys;
struct Tex *noise_texture; struct Tex *noise_texture;
/* initial velocity */ /* initial velocity */
float *verts_old; /* previous vertex positions in domain space */ float *verts_old; /* previous vertex positions in domain space */
int numverts; int numverts;
float vel_multi; // Multiplier for inherited velocity float vel_multi; // Multiplier for inherited velocity
float vel_normal; float vel_normal;
float vel_random; float vel_random;
float vel_coord[3];
char pad_initial[4];
/* emission */ /* emission */
float density; float density;
float color[3]; float color[3];
float fuel_amount; float fuel_amount;
float temp; /* delta temperature (temp - ambient temp) */ float temp; /* delta temperature (temp - ambient temp) */
float volume_density; /* density emitted within mesh volume */ float volume_density; /* density emitted within mesh volume */
float surface_distance; /* maximum emission distance from mesh surface */ float surface_distance; /* maximum emission distance from mesh surface */
float particle_size; float particle_size;
int subframes; int subframes;
/* texture control */ /* texture control */
float texture_size; float texture_size;
float texture_offset; float texture_offset;
int pad; int pad;
char uvlayer_name[64]; /* MAX_CUSTOMDATA_LAYER_NAME */ char uvlayer_name[64]; /* MAX_CUSTOMDATA_LAYER_NAME */
short vgroup_density; short vgroup_density;
short type; /* smoke, flames, both, outflow */ short type; /* smoke, flames, both, outflow, liquid */
short behavior; /* inflow, outflow, static */
short source; short source;
short texture_type; short texture_type;
short pad2[3];
int flags; /* absolute emission etc*/ int flags; /* absolute emission etc*/
} SmokeFlowSettings; } SmokeFlowSettings;
/* effector types */
// struct BVHTreeFromMesh *bvh; #define FLUID_EFFECTOR_TYPE_COLLISION 0
// float mat[4][4]; #define FLUID_EFFECTOR_TYPE_GUIDE 1
// float mat_old[4][4];
/* guiding velocity modes */
#define FLUID_EFFECTOR_GUIDING_MAXIMUM 0
#define FLUID_EFFECTOR_GUIDING_MINIMUM 1
#define FLUID_EFFECTOR_GUIDING_OVERRIDE 2
#define FLUID_EFFECTOR_GUIDING_AVERAGED 3
/* collision objects (filled with smoke) */ /* collision objects (filled with smoke) */
typedef struct SmokeCollSettings { typedef struct SmokeCollSettings {
struct SmokeModifierData *smd; /* for fast RNA access */ struct SmokeModifierData *smd; /* for fast RNA access */
struct Mesh *mesh; struct Mesh *mesh;
float *verts_old; float *verts_old;
int numverts; int numverts;
short type; // static = 0, rigid = 1, dynamic = 2 float surface_distance; /* thickness of mesh surface, used in obstacle sdf */
short pad; short type;
/* guiding options */
short guiding_mode;
float vel_multi; // Multiplier for object velocity
} SmokeCollSettings; } SmokeCollSettings;
#endif #endif