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-rw-r--r--source/blender/blenkernel/BKE_cloth.h2
-rw-r--r--source/blender/blenkernel/intern/DerivedMesh.c166
-rw-r--r--source/blender/blenkernel/intern/cloth.c40
-rw-r--r--source/blender/blenkernel/intern/customdata.c5
-rw-r--r--source/blender/blenkernel/intern/modifier.c8
5 files changed, 156 insertions, 65 deletions
diff --git a/source/blender/blenkernel/BKE_cloth.h b/source/blender/blenkernel/BKE_cloth.h
index a8a0d7daa89..d8b3fcfd0bb 100644
--- a/source/blender/blenkernel/BKE_cloth.h
+++ b/source/blender/blenkernel/BKE_cloth.h
@@ -126,6 +126,7 @@ typedef struct ClothVertex
float mass; /* mass / weight of the vertex */
float goal; /* goal, from SB */
float impulse[3]; /* used in collision.c */
+ float *xrest; /* temporary valid for building springs */
unsigned int impulse_count; /* same as above */
float avg_spring_len; /* average length of connected springs */
float struct_stiff;
@@ -240,6 +241,7 @@ void cloth_init ( ClothModifierData *clmd );
DerivedMesh *clothModifier_do ( ClothModifierData *clmd, struct Scene *scene, Object *ob, DerivedMesh *dm, int useRenderParams, int isFinalCalc );
void cloth_update_normals ( ClothVertex *verts, int nVerts, MFace *face, int totface );
+int cloth_uses_vgroup(ClothModifierData *clmd);
// needed for collision.c
void bvhtree_update_from_cloth ( ClothModifierData *clmd, int moving );
diff --git a/source/blender/blenkernel/intern/DerivedMesh.c b/source/blender/blenkernel/intern/DerivedMesh.c
index 9d15ac3f348..f4e3a60803e 100644
--- a/source/blender/blenkernel/intern/DerivedMesh.c
+++ b/source/blender/blenkernel/intern/DerivedMesh.c
@@ -36,6 +36,7 @@
#include "MEM_guardedalloc.h"
+#include "DNA_cloth_types.h"
#include "DNA_key_types.h"
#include "DNA_meshdata_types.h"
#include "DNA_object_types.h"
@@ -49,6 +50,7 @@
#include "BKE_cdderivedmesh.h"
#include "BKE_displist.h"
+#include "BKE_key.h"
#include "BKE_modifier.h"
#include "BKE_mesh.h"
#include "BKE_object.h"
@@ -1450,55 +1452,88 @@ static float *get_editmesh_orco_verts(EditMesh *em)
/* orco custom data layer */
-static DerivedMesh *create_orco_dm(Object *ob, Mesh *me, EditMesh *em)
+static void *get_orco_coords_dm(Object *ob, EditMesh *em, int layer, int *free)
+{
+ *free= 0;
+
+ if(layer == CD_ORCO) {
+ /* get original coordinates */
+ *free= 1;
+
+ if(em)
+ return (float(*)[3])get_editmesh_orco_verts(em);
+ else
+ return (float(*)[3])get_mesh_orco_verts(ob);
+ }
+ else if(layer == CD_CLOTH_ORCO) {
+ /* apply shape key for cloth, this should really be solved
+ by a more flexible customdata system, but not simple */
+ if(!em) {
+ ClothModifierData *clmd = (ClothModifierData *)modifiers_findByType(ob, eModifierType_Cloth);
+ KeyBlock *kb= key_get_keyblock(ob_get_key(ob), clmd->sim_parms->shapekey_rest);
+
+ if(kb->data)
+ return kb->data;
+ }
+
+ return NULL;
+ }
+
+ return NULL;
+}
+
+static DerivedMesh *create_orco_dm(Object *ob, Mesh *me, EditMesh *em, int layer)
{
DerivedMesh *dm;
float (*orco)[3];
+ int free;
- if(em) {
- dm= CDDM_from_editmesh(em, me);
- orco= (float(*)[3])get_editmesh_orco_verts(em);
- }
- else {
- dm= CDDM_from_mesh(me, ob);
- orco= (float(*)[3])get_mesh_orco_verts(ob);
+ if(em) dm= CDDM_from_editmesh(em, me);
+ else dm= CDDM_from_mesh(me, ob);
+
+ orco= get_orco_coords_dm(ob, em, layer, &free);
+
+ if(orco) {
+ CDDM_apply_vert_coords(dm, orco);
+ if(free) MEM_freeN(orco);
}
- CDDM_apply_vert_coords(dm, orco);
CDDM_calc_normals(dm);
- MEM_freeN(orco);
return dm;
}
-static void add_orco_dm(Object *ob, EditMesh *em, DerivedMesh *dm, DerivedMesh *orcodm)
+static void add_orco_dm(Object *ob, EditMesh *em, DerivedMesh *dm, DerivedMesh *orcodm, int layer)
{
float (*orco)[3], (*layerorco)[3];
- int totvert;
+ int totvert, free;
totvert= dm->getNumVerts(dm);
if(orcodm) {
orco= MEM_callocN(sizeof(float)*3*totvert, "dm orco");
+ free= 1;
if(orcodm->getNumVerts(orcodm) == totvert)
orcodm->getVertCos(orcodm, orco);
else
dm->getVertCos(dm, orco);
}
- else {
- if(em) orco= (float(*)[3])get_editmesh_orco_verts(em);
- else orco= (float(*)[3])get_mesh_orco_verts(ob);
- }
+ else
+ orco= get_orco_coords_dm(ob, em, layer, &free);
- transform_mesh_orco_verts(ob->data, orco, totvert, 0);
+ if(orco) {
+ if(layer == CD_ORCO)
+ transform_mesh_orco_verts(ob->data, orco, totvert, 0);
+
+ if(!(layerorco = DM_get_vert_data_layer(dm, layer))) {
+ DM_add_vert_layer(dm, layer, CD_CALLOC, NULL);
+ layerorco = DM_get_vert_data_layer(dm, layer);
+ }
- if((layerorco = DM_get_vert_data_layer(dm, CD_ORCO))) {
- memcpy(layerorco, orco, sizeof(float)*totvert);
- MEM_freeN(orco);
+ memcpy(layerorco, orco, sizeof(float)*3*totvert);
+ if(free) MEM_freeN(orco);
}
- else
- DM_add_vert_layer(dm, CD_ORCO, CD_ASSIGN, orco);
}
/* weight paint colors */
@@ -1604,9 +1639,9 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
Mesh *me = ob->data;
ModifierData *firstmd, *md;
LinkNode *datamasks, *curr;
- CustomDataMask mask;
+ CustomDataMask mask, nextmask;
float (*deformedVerts)[3] = NULL;
- DerivedMesh *dm, *orcodm, *finaldm;
+ DerivedMesh *dm, *orcodm, *clothorcodm, *finaldm;
int numVerts = me->totvert;
int required_mode;
@@ -1679,6 +1714,7 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
*/
dm = NULL;
orcodm = NULL;
+ clothorcodm = NULL;
for(;md; md = md->next, curr = curr->next) {
ModifierTypeInfo *mti = modifierType_getInfo(md->type);
@@ -1695,11 +1731,13 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
if(useDeform < 0 && mti->dependsOnTime && mti->dependsOnTime(md)) continue;
/* add an orco layer if needed by this modifier */
- if(dm && mti->requiredDataMask) {
+ if(mti->requiredDataMask)
mask = mti->requiredDataMask(ob, md);
- if(mask & CD_MASK_ORCO)
- add_orco_dm(ob, NULL, dm, orcodm);
- }
+ else
+ mask = 0;
+
+ if(dm && (mask & CD_MASK_ORCO))
+ add_orco_dm(ob, NULL, dm, orcodm, CD_ORCO);
/* How to apply modifier depends on (a) what we already have as
* a result of previous modifiers (could be a DerivedMesh or just
@@ -1766,26 +1804,20 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
}
}
- /* create an orco derivedmesh in parallel */
- mask= (CustomDataMask)GET_INT_FROM_POINTER(curr->link);
- if(mask & CD_MASK_ORCO) {
- if(!orcodm)
- orcodm= create_orco_dm(ob, me, NULL);
-
- mask &= ~CD_MASK_ORCO;
- DM_set_only_copy(orcodm, mask);
- ndm = mti->applyModifier(md, ob, orcodm, useRenderParams, 0);
-
- if(ndm) {
- /* if the modifier returned a new dm, release the old one */
- if(orcodm && orcodm != ndm) orcodm->release(orcodm);
- orcodm = ndm;
- }
- }
-
+ /* determine which data layers are needed by following modifiers */
+ if(curr->next)
+ nextmask= (CustomDataMask)GET_INT_FROM_POINTER(curr->next->link);
+ else
+ nextmask= dataMask;
+
/* set the DerivedMesh to only copy needed data */
+ mask= (CustomDataMask)GET_INT_FROM_POINTER(curr->link);
DM_set_only_copy(dm, mask);
+ /* add cloth rest shape key if need */
+ if(mask & CD_MASK_CLOTH_ORCO)
+ add_orco_dm(ob, NULL, dm, clothorcodm, CD_CLOTH_ORCO);
+
/* add an origspace layer if needed */
if(((CustomDataMask)GET_INT_FROM_POINTER(curr->link)) & CD_MASK_ORIGSPACE)
if(!CustomData_has_layer(&dm->faceData, CD_ORIGSPACE))
@@ -1806,6 +1838,38 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
deformedVerts = NULL;
}
}
+
+ /* create an orco derivedmesh in parallel */
+ if(nextmask & CD_MASK_ORCO) {
+ if(!orcodm)
+ orcodm= create_orco_dm(ob, me, NULL, CD_ORCO);
+
+ nextmask &= ~CD_MASK_ORCO;
+ DM_set_only_copy(orcodm, nextmask);
+ ndm = mti->applyModifier(md, ob, orcodm, useRenderParams, 0);
+
+ if(ndm) {
+ /* if the modifier returned a new dm, release the old one */
+ if(orcodm && orcodm != ndm) orcodm->release(orcodm);
+ orcodm = ndm;
+ }
+ }
+
+ /* create cloth orco derivedmesh in parallel */
+ if(nextmask & CD_MASK_CLOTH_ORCO) {
+ if(!clothorcodm)
+ clothorcodm= create_orco_dm(ob, me, NULL, CD_CLOTH_ORCO);
+
+ nextmask &= ~CD_MASK_CLOTH_ORCO;
+ DM_set_only_copy(clothorcodm, nextmask);
+ ndm = mti->applyModifier(md, ob, clothorcodm, useRenderParams, 0);
+
+ if(ndm) {
+ /* if the modifier returned a new dm, release the old one */
+ if(clothorcodm && clothorcodm != ndm) clothorcodm->release(clothorcodm);
+ clothorcodm = ndm;
+ }
+ }
}
/* grab modifiers until index i */
@@ -1846,16 +1910,18 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
/* add an orco layer if needed */
if(dataMask & CD_MASK_ORCO) {
- add_orco_dm(ob, NULL, finaldm, orcodm);
+ add_orco_dm(ob, NULL, finaldm, orcodm, CD_ORCO);
if(deform_r && *deform_r)
- add_orco_dm(ob, NULL, *deform_r, NULL);
+ add_orco_dm(ob, NULL, *deform_r, NULL, CD_ORCO);
}
*final_r = finaldm;
if(orcodm)
orcodm->release(orcodm);
+ if(clothorcodm)
+ clothorcodm->release(clothorcodm);
if(deformedVerts && deformedVerts != inputVertexCos)
MEM_freeN(deformedVerts);
@@ -1930,7 +1996,7 @@ static void editmesh_calc_modifiers(Scene *scene, Object *ob, EditMesh *em, Deri
if(dm && mti->requiredDataMask) {
mask = mti->requiredDataMask(ob, md);
if(mask & CD_MASK_ORCO)
- add_orco_dm(ob, em, dm, orcodm);
+ add_orco_dm(ob, em, dm, orcodm, CD_ORCO);
}
/* How to apply modifier depends on (a) what we already have as
@@ -1987,7 +2053,7 @@ static void editmesh_calc_modifiers(Scene *scene, Object *ob, EditMesh *em, Deri
mask= (CustomDataMask)GET_INT_FROM_POINTER(curr->link);
if(mask & CD_MASK_ORCO) {
if(!orcodm)
- orcodm= create_orco_dm(ob, ob->data, em);
+ orcodm= create_orco_dm(ob, ob->data, em, CD_ORCO);
mask &= ~CD_MASK_ORCO;
DM_set_only_copy(orcodm, mask);
@@ -2060,7 +2126,7 @@ static void editmesh_calc_modifiers(Scene *scene, Object *ob, EditMesh *em, Deri
/* add an orco layer if needed */
if(dataMask & CD_MASK_ORCO)
- add_orco_dm(ob, em, *final_r, orcodm);
+ add_orco_dm(ob, em, *final_r, orcodm, CD_ORCO);
if(orcodm)
orcodm->release(orcodm);
diff --git a/source/blender/blenkernel/intern/cloth.c b/source/blender/blenkernel/intern/cloth.c
index 33fe6212cd2..2b11c4bdfa0 100644
--- a/source/blender/blenkernel/intern/cloth.c
+++ b/source/blender/blenkernel/intern/cloth.c
@@ -721,6 +721,15 @@ static void cloth_to_object (Object *ob, ClothModifierData *clmd, DerivedMesh *
}
+int cloth_uses_vgroup(ClothModifierData *clmd)
+{
+ return (((clmd->sim_parms->flags & CLOTH_SIMSETTINGS_FLAG_SCALING ) ||
+ (clmd->sim_parms->flags & CLOTH_SIMSETTINGS_FLAG_GOAL )) &&
+ ((clmd->sim_parms->vgroup_mass>0) ||
+ (clmd->sim_parms->vgroup_struct>0)||
+ (clmd->sim_parms->vgroup_bend>0)));
+}
+
/**
* cloth_apply_vgroup - applies a vertex group as specified by type
*
@@ -744,11 +753,7 @@ static void cloth_apply_vgroup ( ClothModifierData *clmd, DerivedMesh *dm )
verts = clothObj->verts;
- if (((clmd->sim_parms->flags & CLOTH_SIMSETTINGS_FLAG_SCALING ) ||
- (clmd->sim_parms->flags & CLOTH_SIMSETTINGS_FLAG_GOAL )) &&
- ((clmd->sim_parms->vgroup_mass>0) ||
- (clmd->sim_parms->vgroup_struct>0)||
- (clmd->sim_parms->vgroup_bend>0)))
+ if (cloth_uses_vgroup(clmd))
{
for ( i = 0; i < numverts; i++, verts++ )
{
@@ -805,6 +810,7 @@ static int cloth_from_object(Object *ob, ClothModifierData *clmd, DerivedMesh *d
int i = 0;
MVert *mvert = NULL;
ClothVertex *verts = NULL;
+ float (*shapekey_rest)[3]= NULL;
float tnull[3] = {0,0,0};
Cloth *cloth = NULL;
float maxdist = 0;
@@ -842,7 +848,11 @@ static int cloth_from_object(Object *ob, ClothModifierData *clmd, DerivedMesh *d
clmd->clothObject->springs = NULL;
clmd->clothObject->numsprings = -1;
+ if( clmd->sim_parms->shapekey_rest )
+ shapekey_rest = dm->getVertDataArray ( dm, CD_CLOTH_ORCO );
+
mvert = dm->getVertArray ( dm );
+
verts = clmd->clothObject->verts;
// set initial values
@@ -850,8 +860,16 @@ static int cloth_from_object(Object *ob, ClothModifierData *clmd, DerivedMesh *d
{
if(first)
{
- VECCOPY ( verts->x, mvert[i].co );
+ copy_v3_v3( verts->x, mvert[i].co );
+
mul_m4_v3( ob->obmat, verts->x );
+
+ if( shapekey_rest ) {
+ verts->xrest= shapekey_rest[i];
+ mul_m4_v3( ob->obmat, verts->xrest );
+ }
+ else
+ verts->xrest = verts->x;
}
/* no GUI interface yet */
@@ -1070,7 +1088,7 @@ static int cloth_build_springs ( ClothModifierData *clmd, DerivedMesh *dm )
{
spring->ij = MIN2(medge[i].v1, medge[i].v2);
spring->kl = MAX2(medge[i].v2, medge[i].v1);
- VECSUB ( temp, cloth->verts[spring->kl].x, cloth->verts[spring->ij].x );
+ VECSUB ( temp, cloth->verts[spring->kl].xrest, cloth->verts[spring->ij].xrest );
spring->restlen = sqrt ( INPR ( temp, temp ) );
clmd->sim_parms->avg_spring_len += spring->restlen;
cloth->verts[spring->ij].avg_spring_len += spring->restlen;
@@ -1116,7 +1134,7 @@ static int cloth_build_springs ( ClothModifierData *clmd, DerivedMesh *dm )
spring->ij = MIN2(mface[i].v1, mface[i].v3);
spring->kl = MAX2(mface[i].v3, mface[i].v1);
- VECSUB ( temp, cloth->verts[spring->kl].x, cloth->verts[spring->ij].x );
+ VECSUB ( temp, cloth->verts[spring->kl].xrest, cloth->verts[spring->ij].xrest );
spring->restlen = sqrt ( INPR ( temp, temp ) );
spring->type = CLOTH_SPRING_TYPE_SHEAR;
spring->stiffness = (cloth->verts[spring->kl].shear_stiff + cloth->verts[spring->ij].shear_stiff) / 2.0;
@@ -1139,7 +1157,7 @@ static int cloth_build_springs ( ClothModifierData *clmd, DerivedMesh *dm )
spring->ij = MIN2(mface[i].v2, mface[i].v4);
spring->kl = MAX2(mface[i].v4, mface[i].v2);
- VECSUB ( temp, cloth->verts[spring->kl].x, cloth->verts[spring->ij].x );
+ VECSUB ( temp, cloth->verts[spring->kl].xrest, cloth->verts[spring->ij].xrest );
spring->restlen = sqrt ( INPR ( temp, temp ) );
spring->type = CLOTH_SPRING_TYPE_SHEAR;
spring->stiffness = (cloth->verts[spring->kl].shear_stiff + cloth->verts[spring->ij].shear_stiff) / 2.0;
@@ -1181,7 +1199,7 @@ static int cloth_build_springs ( ClothModifierData *clmd, DerivedMesh *dm )
spring->ij = MIN2(tspring2->ij, index2);
spring->kl = MAX2(tspring2->ij, index2);
- VECSUB ( temp, cloth->verts[spring->kl].x, cloth->verts[spring->ij].x );
+ VECSUB ( temp, cloth->verts[spring->kl].xrest, cloth->verts[spring->ij].xrest );
spring->restlen = sqrt ( INPR ( temp, temp ) );
spring->type = CLOTH_SPRING_TYPE_BENDING;
spring->stiffness = (cloth->verts[spring->kl].bend_stiff + cloth->verts[spring->ij].bend_stiff) / 2.0;
@@ -1221,7 +1239,7 @@ static int cloth_build_springs ( ClothModifierData *clmd, DerivedMesh *dm )
spring->ij = tspring2->ij;
spring->kl = tspring->kl;
- VECSUB ( temp, cloth->verts[spring->kl].x, cloth->verts[spring->ij].x );
+ VECSUB ( temp, cloth->verts[spring->kl].xrest, cloth->verts[spring->ij].xrest );
spring->restlen = sqrt ( INPR ( temp, temp ) );
spring->type = CLOTH_SPRING_TYPE_BENDING;
spring->stiffness = (cloth->verts[spring->kl].bend_stiff + cloth->verts[spring->ij].bend_stiff) / 2.0;
diff --git a/source/blender/blenkernel/intern/customdata.c b/source/blender/blenkernel/intern/customdata.c
index a755170aae6..447c1e2f035 100644
--- a/source/blender/blenkernel/intern/customdata.c
+++ b/source/blender/blenkernel/intern/customdata.c
@@ -794,13 +794,14 @@ const LayerTypeInfo LAYERTYPEINFO[CD_NUMTYPES] = {
layerSwap_mcol, layerDefault_mcol},
{sizeof(MCol)*4, "MCol", 4, "TexturedCol", NULL, NULL, layerInterp_mcol,
layerSwap_mcol, layerDefault_mcol},
+ {sizeof(float)*3, "", 0, NULL, NULL, NULL, NULL, NULL, NULL}
};
const char *LAYERTYPENAMES[CD_NUMTYPES] = {
"CDMVert", "CDMSticky", "CDMDeformVert", "CDMEdge", "CDMFace", "CDMTFace",
"CDMCol", "CDOrigIndex", "CDNormal", "CDFlags","CDMFloatProperty",
"CDMIntProperty","CDMStringProperty", "CDOrigSpace", "CDOrco", "CDMTexPoly", "CDMLoopUV",
- "CDMloopCol", "CDTangent", "CDMDisps", "CDWeightMCol"};
+ "CDMloopCol", "CDTangent", "CDMDisps", "CDWeightMCol", "CDClothOrco"};
const CustomDataMask CD_MASK_BAREMESH =
CD_MASK_MVERT | CD_MASK_MEDGE | CD_MASK_MFACE;
@@ -813,7 +814,7 @@ const CustomDataMask CD_MASK_EDITMESH =
CD_MASK_MCOL|CD_MASK_PROP_FLT | CD_MASK_PROP_INT | CD_MASK_PROP_STR | CD_MASK_MDISPS;
const CustomDataMask CD_MASK_DERIVEDMESH =
CD_MASK_MSTICKY | CD_MASK_MDEFORMVERT | CD_MASK_MTFACE |
- CD_MASK_MCOL | CD_MASK_ORIGINDEX | CD_MASK_PROP_FLT | CD_MASK_PROP_INT |
+ CD_MASK_MCOL | CD_MASK_ORIGINDEX | CD_MASK_PROP_FLT | CD_MASK_PROP_INT | CD_MASK_CLOTH_ORCO |
CD_MASK_PROP_STR | CD_MASK_ORIGSPACE | CD_MASK_ORCO | CD_MASK_TANGENT | CD_MASK_WEIGHT_MCOL;
const CustomDataMask CD_MASK_BMESH =
CD_MASK_MSTICKY | CD_MASK_MDEFORMVERT | CD_MASK_PROP_FLT | CD_MASK_PROP_INT | CD_MASK_PROP_STR;
diff --git a/source/blender/blenkernel/intern/modifier.c b/source/blender/blenkernel/intern/modifier.c
index 96877a9ae9e..7dc6babba38 100644
--- a/source/blender/blenkernel/intern/modifier.c
+++ b/source/blender/blenkernel/intern/modifier.c
@@ -6978,9 +6978,13 @@ static void clothModifier_updateDepgraph(
static CustomDataMask clothModifier_requiredDataMask(Object *ob, ModifierData *md)
{
CustomDataMask dataMask = 0;
+ ClothModifierData *clmd = (ClothModifierData*)md;
- /* ask for vertexgroups if we need them */
- dataMask |= (1 << CD_MDEFORMVERT);
+ if(cloth_uses_vgroup(clmd))
+ dataMask |= (1 << CD_MDEFORMVERT);
+
+ if(clmd->sim_parms->shapekey_rest != 0)
+ dataMask |= (1 << CD_CLOTH_ORCO);
return dataMask;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-05 10:52:11 +0300