MOD_explode.c File Reference

#include "DNA_meshdata_types.h"
#include "DNA_scene_types.h"
#include "BLI_kdtree.h"
#include "BLI_rand.h"
#include "BLI_math.h"
#include "BLI_edgehash.h"
#include "BLI_utildefines.h"
#include "BKE_cdderivedmesh.h"
#include "BKE_deform.h"
#include "BKE_lattice.h"
#include "BKE_mesh.h"
#include "BKE_modifier.h"
#include "BKE_object.h"
#include "BKE_particle.h"
#include "BKE_scene.h"
#include "MEM_guardedalloc.h"
#include "MOD_util.h"

Go to the source code of this file.

Defines
#define	SET_VERTS(a, b, c, d)
#define	GET_ES(v1, v2)   edgecut_get(eh, v1, v2);
#define	INT_UV(uvf, c0, c1)   interp_v2_v2v2(uvf, mf->uv[c0], mf->uv[c1], 0.5f);
Functions
static void	initData (ModifierData *md)
static void	freeData (ModifierData *md)
static void	copyData (ModifierData *md, ModifierData *target)
static int	dependsOnTime (ModifierData *UNUSED(md))
static CustomDataMask	requiredDataMask (Object *UNUSED(ob), ModifierData *md)
static void	createFacepa (ExplodeModifierData *emd, ParticleSystemModifierData *psmd, DerivedMesh *dm)
static int	edgecut_get (EdgeHash *edgehash, int v1, int v2)
static MFace *	get_dface (DerivedMesh *dm, DerivedMesh *split, int cur, int i, MFace *mf)
static void	remap_faces_3_6_9_12 (DerivedMesh *dm, DerivedMesh *split, MFace *mf, int *facepa, int *vertpa, int i, EdgeHash *eh, int cur, int v1, int v2, int v3, int v4)
static void	remap_uvs_3_6_9_12 (DerivedMesh *dm, DerivedMesh *split, int numlayer, int i, int cur, int c0, int c1, int c2, int c3)
static void	remap_faces_5_10 (DerivedMesh *dm, DerivedMesh *split, MFace *mf, int *facepa, int *vertpa, int i, EdgeHash *eh, int cur, int v1, int v2, int v3, int v4)
static void	remap_uvs_5_10 (DerivedMesh *dm, DerivedMesh *split, int numlayer, int i, int cur, int c0, int c1, int c2, int c3)
static void	remap_faces_15 (DerivedMesh *dm, DerivedMesh *split, MFace *mf, int *facepa, int *vertpa, int i, EdgeHash *eh, int cur, int v1, int v2, int v3, int v4)
static void	remap_uvs_15 (DerivedMesh *dm, DerivedMesh *split, int numlayer, int i, int cur, int c0, int c1, int c2, int c3)
static void	remap_faces_7_11_13_14 (DerivedMesh *dm, DerivedMesh *split, MFace *mf, int *facepa, int *vertpa, int i, EdgeHash *eh, int cur, int v1, int v2, int v3, int v4)
static void	remap_uvs_7_11_13_14 (DerivedMesh *dm, DerivedMesh *split, int numlayer, int i, int cur, int c0, int c1, int c2, int c3)
static void	remap_faces_19_21_22 (DerivedMesh *dm, DerivedMesh *split, MFace *mf, int *facepa, int *vertpa, int i, EdgeHash *eh, int cur, int v1, int v2, int v3)
static void	remap_uvs_19_21_22 (DerivedMesh *dm, DerivedMesh *split, int numlayer, int i, int cur, int c0, int c1, int c2)
static void	remap_faces_23 (DerivedMesh *dm, DerivedMesh *split, MFace *mf, int *facepa, int *vertpa, int i, EdgeHash *eh, int cur, int v1, int v2, int v3)
static void	remap_uvs_23 (DerivedMesh *dm, DerivedMesh *split, int numlayer, int i, int cur, int c0, int c1, int c2)
static DerivedMesh *	cutEdges (ExplodeModifierData *emd, DerivedMesh *dm)
static DerivedMesh *	explodeMesh (ExplodeModifierData *emd, ParticleSystemModifierData *psmd, Scene *scene, Object *ob, DerivedMesh *to_explode)
static ParticleSystemModifierData *	findPrecedingParticlesystem (Object *ob, ModifierData *emd)
static DerivedMesh *	applyModifier (ModifierData *md, Object *ob, DerivedMesh *derivedData, int UNUSED(useRenderParams), int UNUSED(isFinalCalc))
Variables
static const short	add_faces [24]
ModifierTypeInfo	modifierType_Explode

---

Detailed Description

Definition in file MOD_explode.c.

---

Define Documentation

#define GET_ES	(		v1,
			v2
	)		edgecut_get(eh, v1, v2);

Definition at line 213 of file MOD_explode.c.

Referenced by remap_faces_15(), remap_faces_19_21_22(), remap_faces_23(), remap_faces_3_6_9_12(), remap_faces_5_10(), and remap_faces_7_11_13_14().

#define INT_UV	(		uvf,
			c0,
			c1
	)		interp_v2_v2v2(uvf, mf->uv[c0], mf->uv[c1], 0.5f);

Definition at line 214 of file MOD_explode.c.

Referenced by remap_uvs_15(), remap_uvs_19_21_22(), remap_uvs_23(), remap_uvs_3_6_9_12(), remap_uvs_5_10(), and remap_uvs_7_11_13_14().

#define SET_VERTS	(		a,
			b,
			c,
			d
	)

Value:

v[0]=mf->v##a; uv[0]=a-1; \
            v[1]=mf->v##b; uv[1]=b-1; \
            v[2]=mf->v##c; uv[2]=c-1; \
            v[3]=mf->v##d; uv[3]=d-1;

Definition at line 207 of file MOD_explode.c.

Referenced by cutEdges().

---

Function Documentation

static DerivedMesh* applyModifier	(	ModifierData *	md,
		Object *	ob,
		DerivedMesh *	derivedData,
		int	UNUSEDuseRenderParams,
		int	UNUSEDisFinalCalc
	)		[static]

Definition at line 970 of file MOD_explode.c.

References createFacepa(), cutEdges(), ParticleSystemModifierData::dm, eExplodeFlag_CalcFaces, eExplodeFlag_EdgeCut, eParticleSystemFlag_Pars, explodeMesh(), ExplodeModifierData::facepa, findPrecedingParticlesystem(), ExplodeModifierData::flag, ParticleSystemModifierData::flag, DerivedMesh::getNumFaces, MEM_allocN_len(), MEM_freeN(), NULL, ParticleSystem::part, ParticleSystem::particles, ParticleSystemModifierData::psys, DerivedMesh::release, ModifierData::scene, and ParticleSystem::totpart.

static void copyData	(	ModifierData *	md,
		ModifierData *	target
	)		[static]

Definition at line 72 of file MOD_explode.c.

References ExplodeModifierData::facepa, ExplodeModifierData::flag, NULL, ExplodeModifierData::protect, and ExplodeModifierData::vgroup.

static void createFacepa	(	ExplodeModifierData *	emd,
		ParticleSystemModifierData *	psmd,
		DerivedMesh *	dm
	)		[static]

Definition at line 97 of file MOD_explode.c.

References add_v3_v3(), add_v3_v3v3(), BLI_frand(), BLI_kdtree_balance(), BLI_kdtree_find_nearest(), BLI_kdtree_free(), BLI_kdtree_insert(), BLI_kdtree_new(), BLI_srandom(), CD_MDEFORMVERT, MVert::co, co, defvert_find_weight(), ExplodeModifierData::facepa, ParticleData::foffset, ParticleSettings::from, ParticleData::fuv, DerivedMesh::getFaceArray, DerivedMesh::getNumFaces, DerivedMesh::getNumVerts, DerivedMesh::getVertArray, DerivedMesh::getVertDataArray, i, MEM_callocN(), MEM_freeN(), mul_v3_fl(), NULL, ParticleData::num, ParticleData::num_dmcache, p, ParticleSystem::part, ParticleSystem::particles, ExplodeModifierData::protect, ParticleSystemModifierData::psys, psys_particle_on_emitter(), ParticleSystem::seed, ParticleSystem::totpart, MFace::v1, MFace::v2, MFace::v3, MFace::v4, simple_enum_gen::val, and ExplodeModifierData::vgroup.

Referenced by applyModifier().

static DerivedMesh* cutEdges	(	ExplodeModifierData *	emd,
		DerivedMesh *	dm
	)		[static]

Definition at line 544 of file MOD_explode.c.

References add_v3_v3(), BLI_edgehash_free(), BLI_edgehash_insert(), BLI_edgehash_new(), BLI_edgehashIterator_free(), BLI_edgehashIterator_getKey(), BLI_edgehashIterator_getValue(), BLI_edgehashIterator_isDone(), BLI_edgehashIterator_new(), BLI_edgehashIterator_setValue(), BLI_edgehashIterator_step(), CD_MFACE, CD_MTFACE, CDDM_from_template(), CDDM_get_face(), CDDM_get_vert(), MVert::co, CustomData_number_of_layers(), DM_copy_vert_data(), DerivedMesh::faceData, ExplodeModifierData::facepa, get_dface(), GET_INT_FROM_POINTER, DerivedMesh::getFaceArray, DerivedMesh::getFaceData, DerivedMesh::getNumFaces, DerivedMesh::getNumVerts, DerivedMesh::getVert, i, ME_FACE_SEL, MEM_callocN(), MEM_freeN(), mul_v3_fl(), NULL, remap_faces_15(), remap_faces_19_21_22(), remap_faces_23(), remap_faces_3_6_9_12(), remap_faces_5_10(), remap_faces_7_11_13_14(), remap_uvs_15(), remap_uvs_19_21_22(), remap_uvs_23(), remap_uvs_3_6_9_12(), remap_uvs_5_10(), remap_uvs_7_11_13_14(), SET_INT_IN_POINTER, SET_VERTS, test_index_face(), MFace::v1, MFace::v2, MFace::v3, and MFace::v4.

Referenced by applyModifier().

static int dependsOnTime

(

ModifierData *

UNUSEDmd

)

[static]

Definition at line 82 of file MOD_explode.c.

static int edgecut_get	(	EdgeHash *	edgehash,
		int	v1,
		int	v2
	)		[static]

Definition at line 186 of file MOD_explode.c.

References BLI_edgehash_lookup(), and GET_INT_FROM_POINTER.

Referenced by explodeMesh().

static DerivedMesh* explodeMesh	(	ExplodeModifierData *	emd,
		ParticleSystemModifierData *	psmd,
		Scene *	scene,
		Object *	ob,
		DerivedMesh *	to_explode
	)		[static]

Definition at line 775 of file MOD_explode.c.

References add_v3_v3(), ParticleData::alive, BKE_curframe(), BLI_edgehash_free(), BLI_edgehash_insert(), BLI_edgehash_new(), BLI_edgehashIterator_free(), BLI_edgehashIterator_getKey(), BLI_edgehashIterator_getValue(), BLI_edgehashIterator_isDone(), BLI_edgehashIterator_new(), BLI_edgehashIterator_setValue(), BLI_edgehashIterator_step(), CD_MTFACE, CDDM_calc_edges(), CDDM_calc_normals(), CDDM_from_template(), CDDM_get_face(), CDDM_get_vert(), CLAMP(), ParticleKey::co, MVert::co, CustomData_get_layer_named(), DM_copy_face_data(), DM_copy_vert_data(), edgecut_get(), eExplodeFlag_Alive, eExplodeFlag_Dead, eExplodeFlag_PaSize, eExplodeFlag_Unborn, end_latt_deform(), DerivedMesh::faceData, ExplodeModifierData::facepa, ExplodeModifierData::flag, GET_INT_FROM_POINTER, DerivedMesh::getFace, DerivedMesh::getFaceArray, DerivedMesh::getNumFaces, DerivedMesh::getNumVerts, DerivedMesh::getVert, i, invert_m4_m4(), ParticleSystem::lattice, ParticleData::lifetime, mul_m4_v3(), mul_qt_v3(), mul_v3_fl(), NULL, ParticleSimulationData::ob, Object::obmat, PARS_ALIVE, PARS_DEAD, PARS_UNBORN, ParticleSystem::particles, ParticleSimulationData::psmd, ParticleSimulationData::psys, ParticleSystemModifierData::psys, psys_get_birth_coordinates(), psys_get_lattice(), psys_get_particle_state(), ParticleKey::rot, rot, ParticleSimulationData::scene, SET_INT_IN_POINTER, ParticleData::size, state, sub_qt_qtqt(), sub_v3_v3(), test_index_face(), ParticleData::time, ParticleKey::time, ParticleSystem::totpart, ExplodeModifierData::uvname, MFace::v1, MFace::v2, MFace::v3, and MFace::v4.

Referenced by applyModifier().

static ParticleSystemModifierData* findPrecedingParticlesystem	(	Object *	ob,
		ModifierData *	emd
	)		[static]

Definition at line 959 of file MOD_explode.c.

References eModifierType_ParticleSystem, ListBase::first, Object::modifiers, ModifierData::next, NULL, and ModifierData::type.

Referenced by applyModifier().

static void freeData

(

ModifierData *

md

)

[static]

Definition at line 66 of file MOD_explode.c.

References ExplodeModifierData::facepa, and MEM_freeN().

static MFace* get_dface	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		int	cur,
		int	i,
		MFace *	mf
	)		[static]

Definition at line 199 of file MOD_explode.c.

References CDDM_get_face(), and DM_copy_face_data().

Referenced by cutEdges(), remap_faces_15(), remap_faces_19_21_22(), remap_faces_23(), remap_faces_3_6_9_12(), remap_faces_5_10(), and remap_faces_7_11_13_14().

static void initData

(

ModifierData *

md

)

[static]

Definition at line 59 of file MOD_explode.c.

References eExplodeFlag_Alive, eExplodeFlag_Dead, eExplodeFlag_Unborn, ExplodeModifierData::facepa, ExplodeModifierData::flag, and NULL.

static void remap_faces_15	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		MFace *	mf,
		int *	facepa,
		int *	vertpa,
		int	i,
		EdgeHash *	eh,
		int	cur,
		int	v1,
		int	v2,
		int	v3,
		int	v4
	)		[static]

Definition at line 317 of file MOD_explode.c.

References MFace::flag, get_dface(), GET_ES, ME_FACE_SEL, MFace::v1, MFace::v2, MFace::v3, and MFace::v4.

Referenced by cutEdges().

static void remap_faces_19_21_22	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		MFace *	mf,
		int *	facepa,
		int *	vertpa,
		int	i,
		EdgeHash *	eh,
		int	cur,
		int	v1,
		int	v2,
		int	v3
	)		[static]

Definition at line 446 of file MOD_explode.c.

References MFace::flag, get_dface(), GET_ES, ME_FACE_SEL, MFace::v1, MFace::v2, MFace::v3, and MFace::v4.

Referenced by cutEdges().

static void remap_faces_23	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		MFace *	mf,
		int *	facepa,
		int *	vertpa,
		int	i,
		EdgeHash *	eh,
		int	cur,
		int	v1,
		int	v2,
		int	v3
	)		[static]

Definition at line 489 of file MOD_explode.c.

References MFace::flag, get_dface(), GET_ES, ME_FACE_SEL, MFace::v1, MFace::v2, MFace::v3, and MFace::v4.

Referenced by cutEdges().

static void remap_faces_3_6_9_12	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		MFace *	mf,
		int *	facepa,
		int *	vertpa,
		int	i,
		EdgeHash *	eh,
		int	cur,
		int	v1,
		int	v2,
		int	v3,
		int	v4
	)		[static]

Definition at line 216 of file MOD_explode.c.

References MFace::flag, get_dface(), GET_ES, ME_FACE_SEL, MFace::v1, MFace::v2, MFace::v3, and MFace::v4.

Referenced by cutEdges().

static void remap_faces_5_10	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		MFace *	mf,
		int *	facepa,
		int *	vertpa,
		int	i,
		EdgeHash *	eh,
		int	cur,
		int	v1,
		int	v2,
		int	v3,
		int	v4
	)		[static]

Definition at line 272 of file MOD_explode.c.

References MFace::flag, get_dface(), GET_ES, ME_FACE_SEL, MFace::v1, MFace::v2, MFace::v3, and MFace::v4.

Referenced by cutEdges().

static void remap_faces_7_11_13_14	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		MFace *	mf,
		int *	facepa,
		int *	vertpa,
		int	i,
		EdgeHash *	eh,
		int	cur,
		int	v1,
		int	v2,
		int	v3,
		int	v4
	)		[static]

Definition at line 389 of file MOD_explode.c.

References MFace::flag, get_dface(), GET_ES, ME_FACE_SEL, MFace::v1, MFace::v2, MFace::v3, and MFace::v4.

Referenced by cutEdges().

static void remap_uvs_15	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		int	numlayer,
		int	i,
		int	cur,
		int	c0,
		int	c1,
		int	c2,
		int	c3
	)		[static]

Definition at line 353 of file MOD_explode.c.

References CD_MTFACE, copy_v2_v2(), CustomData_get_layer_n(), DerivedMesh::faceData, i, INT_UV, and MTFace::uv.

Referenced by cutEdges().

static void remap_uvs_19_21_22	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		int	numlayer,
		int	i,
		int	cur,
		int	c0,
		int	c1,
		int	c2
	)		[static]

Definition at line 466 of file MOD_explode.c.

References CD_MTFACE, copy_v2_v2(), CustomData_get_layer_n(), DerivedMesh::faceData, i, INT_UV, and MTFace::uv.

Referenced by cutEdges().

static void remap_uvs_23	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		int	numlayer,
		int	i,
		int	cur,
		int	c0,
		int	c1,
		int	c2
	)		[static]

Definition at line 517 of file MOD_explode.c.

References CD_MTFACE, copy_v2_v2(), CustomData_get_layer_n(), DerivedMesh::faceData, i, INT_UV, and MTFace::uv.

Referenced by cutEdges().

static void remap_uvs_3_6_9_12	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		int	numlayer,
		int	i,
		int	cur,
		int	c0,
		int	c1,
		int	c2,
		int	c3
	)		[static]

Definition at line 244 of file MOD_explode.c.

References CD_MTFACE, copy_v2_v2(), CustomData_get_layer_n(), DerivedMesh::faceData, i, INT_UV, and MTFace::uv.

Referenced by cutEdges().

static void remap_uvs_5_10	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		int	numlayer,
		int	i,
		int	cur,
		int	c0,
		int	c1,
		int	c2,
		int	c3
	)		[static]

Definition at line 292 of file MOD_explode.c.

References CD_MTFACE, copy_v2_v2(), CustomData_get_layer_n(), DerivedMesh::faceData, i, INT_UV, and MTFace::uv.

Referenced by cutEdges().

static void remap_uvs_7_11_13_14	(	DerivedMesh *	dm,
		DerivedMesh *	split,
		int	numlayer,
		int	i,
		int	cur,
		int	c0,
		int	c1,
		int	c2,
		int	c3
	)		[static]

Definition at line 417 of file MOD_explode.c.

References CD_MTFACE, copy_v2_v2(), CustomData_get_layer_n(), DerivedMesh::faceData, i, INT_UV, and MTFace::uv.

Referenced by cutEdges().

static CustomDataMask requiredDataMask	(	Object *	UNUSEDob,
		ModifierData *	md
	)		[static]

Definition at line 86 of file MOD_explode.c.

References CD_MASK_MDEFORMVERT, and ExplodeModifierData::vgroup.

---

Variable Documentation

const short add_faces[24] [static]

Initial value:

 {
    0,
    0, 0, 2, 0, 1, 2, 2, 0, 2, 1,
    2, 2, 2, 2, 3, 0, 0, 0, 1, 0,
    1, 1, 2
 }

Definition at line 192 of file MOD_explode.c.

ModifierTypeInfo modifierType_Explode

Initial value:

 {
                  "Explode",
            "ExplodeModifierData",
            sizeof(ExplodeModifierData),
                  eModifierTypeType_Constructive,
                 eModifierTypeFlag_AcceptsMesh,
              copyData,
           NULL,
        NULL,
         NULL,
      NULL,
         applyModifier,
       NULL,
              initData,
      requiredDataMask,
              freeData,
            NULL,
        NULL,
         dependsOnTime,
        NULL,
     NULL,
         NULL,
        NULL,
}

Definition at line 1018 of file MOD_explode.c.