vertex group option for lattice, needed for applying a lattice to a beard/moustache without moving the roots about.

release/scripts/ui/properties_data_lattice.py

@@ -93,7 +93,9 @@ class DATA_PT_lattice(DataButtonsPanel):
             col = split.column()
         col.prop(lat, "interpolation_type_w", text="")
 
-        layout.prop(lat, "outside")
+        row = layout.row()
+        row.prop(lat, "outside")
+        row.prop_object(lat, "vertex_group", context.object, "vertex_groups", text="")
 
 
 classes = [

source/blender/blenkernel/intern/armature.c

@@ -54,6 +54,7 @@
 #include "BKE_curve.h"
 #include "BKE_depsgraph.h"
 #include "BKE_DerivedMesh.h"
+#include "BKE_deform.h"
 #include "BKE_displist.h"
 #include "BKE_global.h"
 #include "BKE_idprop.h"
@@ -368,7 +369,7 @@ int bone_autoside_name (char *name, int strip_number, short axis, float head, fl
 	char 	extension[5]={""};
 
 	len= strlen(name);
-	if (len == 0) return;
+	if (len == 0) return 0;
 	strcpy(basename, name);
 	
 	/* Figure out extension to append: 
@@ -924,7 +925,7 @@ void armature_deform_verts(Object *armOb, Object *target, DerivedMesh *dm,
 	int numGroups = 0;		/* safety for vertexgroup index overflow */
 	int i, target_totvert = 0;	/* safety for vertexgroup overflow */
 	int use_dverts = 0;
-	int armature_def_nr = -1;
+	int armature_def_nr;
 	int totchan;
 
 	if(arm->edbo) return;
@@ -956,9 +957,7 @@ void armature_deform_verts(Object *armOb, Object *target, DerivedMesh *dm,
 	}
 
 	/* get the def_nr for the overall armature vertex group if present */
-	for(i = 0, dg = target->defbase.first; dg; i++, dg = dg->next)
+	armature_def_nr= defgroup_name_index(target, defgrp_name);
-		if(defgrp_name && strcmp(defgrp_name, dg->name) == 0)
-			armature_def_nr = i;
 
 	/* get a vertex-deform-index to posechannel array */
 	if(deformflag & ARM_DEF_VGROUP) {

source/blender/blenkernel/intern/lattice.c

@@ -59,6 +59,7 @@
 #include "BKE_mesh.h"
 #include "BKE_modifier.h"
 #include "BKE_utildefines.h"
+#include "BKE_deform.h"
 
 //XXX #include "BIF_editdeform.h"
 
@@ -338,19 +339,29 @@ void calc_latt_deform(Object *ob, float *co, float weight)
 {
 	Lattice *lt= ob->data;
 	float u, v, w, tu[4], tv[4], tw[4];
-	float *fpw, *fpv, *fpu, vec[3];
+	float vec[3];
+	int idx_w, idx_v, idx_u;
 	int ui, vi, wi, uu, vv, ww;
-	
+
+	/* vgroup influence */
+	int defgroup_nr= -1;
+	float co_prev[3], weight_blend= 0.0f;
+	MDeformVert *dvert= lattice_get_deform_verts(ob);
+
+
 	if(lt->editlatt) lt= lt->editlatt;
 	if(lt->latticedata==NULL) return;
-	
+
+	if(lt->vgroup[0] && dvert) {
+		defgroup_nr= defgroup_name_index(ob, lt->vgroup);
+		copy_v3_v3(co_prev, co);
+	}
+
 	/* co is in local coords, treat with latmat */
-	
+	mul_v3_m4v3(vec, lt->latmat, co);
-	VECCOPY(vec, co);
+
-	mul_m4_v3(lt->latmat, vec);
-	
 	/* u v w coords */
-	
+
 	if(lt->pntsu>1) {
 		u= (vec[0]-lt->fu)/lt->du;
 		ui= (int)floor(u);
@@ -361,7 +372,7 @@ void calc_latt_deform(Object *ob, float *co, float weight)
 		tu[0]= tu[2]= tu[3]= 0.0; tu[1]= 1.0;
 		ui= 0;
 	}
-	
+
 	if(lt->pntsv>1) {
 		v= (vec[1]-lt->fv)/lt->dv;
 		vi= (int)floor(v);
@@ -372,7 +383,7 @@ void calc_latt_deform(Object *ob, float *co, float weight)
 		tv[0]= tv[2]= tv[3]= 0.0; tv[1]= 1.0;
 		vi= 0;
 	}
-	
+
 	if(lt->pntsw>1) {
 		w= (vec[2]-lt->fw)/lt->dw;
 		wi= (int)floor(w);
@@ -383,46 +394,51 @@ void calc_latt_deform(Object *ob, float *co, float weight)
 		tw[0]= tw[2]= tw[3]= 0.0; tw[1]= 1.0;
 		wi= 0;
 	}
-	
+
 	for(ww= wi-1; ww<=wi+2; ww++) {
 		w= tw[ww-wi+1];
-		
+
 		if(w!=0.0) {
 			if(ww>0) {
-				if(ww<lt->pntsw) fpw= lt->latticedata + 3*ww*lt->pntsu*lt->pntsv;
+				if(ww<lt->pntsw) idx_w= ww*lt->pntsu*lt->pntsv;
-				else fpw= lt->latticedata + 3*(lt->pntsw-1)*lt->pntsu*lt->pntsv;
+				else idx_w= (lt->pntsw-1)*lt->pntsu*lt->pntsv;
 			}
-			else fpw= lt->latticedata;
+			else idx_w= 0;
-			
+
 			for(vv= vi-1; vv<=vi+2; vv++) {
 				v= w*tv[vv-vi+1];
-				
+
 				if(v!=0.0) {
 					if(vv>0) {
-						if(vv<lt->pntsv) fpv= fpw + 3*vv*lt->pntsu;
+						if(vv<lt->pntsv) idx_v= idx_w + vv*lt->pntsu;
-						else fpv= fpw + 3*(lt->pntsv-1)*lt->pntsu;
+						else idx_v= idx_w + (lt->pntsv-1)*lt->pntsu;
 					}
-					else fpv= fpw;
+					else idx_v= idx_w;
-					
+
 					for(uu= ui-1; uu<=ui+2; uu++) {
 						u= weight*v*tu[uu-ui+1];
-						
+
 						if(u!=0.0) {
 							if(uu>0) {
-								if(uu<lt->pntsu) fpu= fpv + 3*uu;
+								if(uu<lt->pntsu) idx_u= idx_v + uu;
-								else fpu= fpv + 3*(lt->pntsu-1);
+								else idx_u= idx_v + (lt->pntsu-1);
 							}
-							else fpu= fpv;
+							else idx_u= idx_v;
-							
+
-							co[0]+= u*fpu[0];
+							madd_v3_v3fl(co, &lt->latticedata[idx_u * 3], u);
-							co[1]+= u*fpu[1];
+
-							co[2]+= u*fpu[2];
+							if(defgroup_nr != -1)
+								weight_blend += (u * defvert_find_weight(dvert + idx_u, defgroup_nr));
 						}
 					}
 				}
 			}
 		}
 	}
+
+	if(defgroup_nr != -1)
+		interp_v3_v3v3(co, co_prev, co, weight_blend);
+
 }
 
 void end_latt_deform(Object *ob)

source/blender/blenloader/intern/readfile.c

@@ -12204,9 +12204,10 @@ static void read_libraries(FileData *basefd, ListBase *mainlist)
 					if(G.rt==-666) {
 						while(fd==NULL) {
 							char newlib_path[240] = { 0 };
-							printf("Missing library: '%s', '%s'\n", mainptr->name, G.sce);
+							printf("Missing library...'\n");
-							printf("	abs: %s\n", mainptr->curlib->filename);
+							printf("	current file: %s\n", G.sce);
-							printf("	rel: %s\n", mainptr->curlib->name);
+							printf("	absolute lib: %s\n", mainptr->curlib->filename);
+							printf("	relative lib: %s\n", mainptr->curlib->name);
 							printf("  enter a new path:\n");
 							scanf("%s", newlib_path);
 
@@ -12217,7 +12218,7 @@ static void read_libraries(FileData *basefd, ListBase *mainlist)
 							fd= blo_openblenderfile(mainptr->curlib->filename, basefd->reports);
 
 							if(fd) {
-								printf("found: '%s', party on macuno!\n");
+								printf("found: '%s', party on macuno!\n", mainptr->curlib->filename);
 							}
 						}
 					}

source/blender/makesdna/DNA_lattice_types.h

@@ -52,6 +52,7 @@ typedef struct Lattice {
 	struct Key *key;
 	
 	struct MDeformVert *dvert;
+	char vgroup[32]; /* multiply the influence */
 	
 	/* used while deforming, always free and NULL after use */
 	float *latticedata;

source/blender/makesrna/intern/rna_lattice.c

@@ -41,6 +41,7 @@
 #include "BKE_depsgraph.h"
 #include "BKE_lattice.h"
 #include "BKE_main.h"
+#include "BKE_deform.h"
 
 #include "WM_api.h"
 #include "WM_types.h"
@@ -157,6 +158,16 @@ static void rna_Lattice_points_w_set(PointerRNA *ptr, int value)
 	((Lattice*)ptr->data)->opntsw= CLAMPIS(value, 1, 64);
 }
 
+static void rna_Lattice_vg_name_set(PointerRNA *ptr, const char *value)
+{
+	Lattice *lt= ptr->data;
+	strcpy(lt->vgroup, value);
+
+	if(lt->editlatt)
+		strcpy(lt->editlatt->vgroup, value);
+}
+
+
 #else
 
 static void rna_def_latticepoint(BlenderRNA *brna)
@@ -245,6 +256,12 @@ static void rna_def_lattice(BlenderRNA *brna)
 	RNA_def_property_boolean_funcs(prop, NULL, "rna_Lattice_outside_set");
 	RNA_def_property_ui_text(prop, "Outside", "Only draw, and take into account, the outer vertices");
 	RNA_def_property_update(prop, 0, "rna_Lattice_update_data");
+	
+	prop= RNA_def_property(srna, "vertex_group", PROP_STRING, PROP_NONE);
+	RNA_def_property_string_sdna(prop, NULL, "vgroup");
+	RNA_def_property_ui_text(prop, "Vertex Group", "Vertex group to apply the influence of the lattice");
+	RNA_def_property_string_funcs(prop, NULL, NULL, "rna_Lattice_vg_name_set");
+	RNA_def_property_update(prop, 0, "rna_Lattice_update_data");
 
 	prop= RNA_def_property(srna, "shape_keys", PROP_POINTER, PROP_NONE);
 	RNA_def_property_pointer_sdna(prop, NULL, "key");

source/blender/modifiers/intern/MOD_solidify.c

@@ -213,10 +213,8 @@ static DerivedMesh *applyModifier(ModifierData *md,
 
 	/* weights */
 	MDeformVert *dvert= NULL, *dv= NULL;
-	int defgrp_index= -1;
 	int defgrp_invert = ((smd->flag & MOD_SOLIDIFY_VGROUP_INV) != 0);
-
+	int defgrp_index= defgroup_name_index(ob, smd->defgrp_name);
-	defgrp_index= defgroup_name_index(ob, smd->defgrp_name);
 
 	if (defgrp_index >= 0)
 		dvert = dm->getVertDataArray(dm, CD_MDEFORMVERT);