Made vertex clear work for selected faces from the menu, to be the same as Shift+K.

Also makde Shift+K work in weightpaint mode.

source/blender/include/BDR_vpaint.h

@@ -51,6 +51,7 @@ void vertex_paint(void);
 void set_vpaint(void); 
 
 void set_wpaint(void);
+void clear_wpaint_selectedfaces(void);
 void weight_paint(void);
 void wpaint_undo (void);
 void copy_wpaint_undo (struct MDeformVert *dverts, int dcount);

source/blender/src/header_view3d.c

@@ -3537,8 +3537,14 @@ static void do_view3d_paintmenu(void *arg, int event)
 	case 1: /* undo weight painting */
 		wpaint_undo();
 		break;
-	case 2: /* clear vertex colors */
+	case 2: /* set vertex colors/weight */
-		clear_vpaint();
+		if(G.f & G_FACESELECT)
+			clear_vpaint_selectedfaces();
+		else /* we know were in vertex paint mode */
+			clear_vpaint();
+		break;
+	case 3: /* set vertex colors/weight */
+		clear_wpaint_selectedfaces();
 		break;
 	}
 	allqueue(REDRAWVIEW3D, 0);
@@ -3558,10 +3564,12 @@ static uiBlock *view3d_paintmenu(void *arg_unused)
 	
 	if (G.f & G_VERTEXPAINT) {
 		uiDefBut(block, SEPR, 0, "",				0, yco-=6, menuwidth, 6, NULL, 0.0, 0.0, 0, 0, "");
-		
+		uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, "Set Vertex Colors|Shift K",		0, yco-=20, menuwidth, 19, NULL, 0.0, 0.0, 1, 2, "");
-		uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, "Clear Vertex Colors|Shift K",		0, yco-=20, menuwidth, 19, NULL, 0.0, 0.0, 1, 2, "");
+	} else if (G.f & G_WEIGHTPAINT && G.f & G_FACESELECT) {
+		uiDefBut(block, SEPR, 0, "",				0, yco-=6, menuwidth, 6, NULL, 0.0, 0.0, 0, 0, "");
+		uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, "Set Weight|Shift K",		0, yco-=20, menuwidth, 19, NULL, 0.0, 0.0, 1, 3, "");
 	}
-		
+	
 	if(curarea->headertype==HEADERTOP) {
 		uiBlockSetDirection(block, UI_DOWN);
 	}
@@ -3766,7 +3774,7 @@ static void do_view3d_faceselmenu(void *arg, int event)
 			do_shared_vertexcol(me);	
 		}
 		break;
-	case 3: /* clear vertex colors */
+	case 3: /* set vertex colors */
 		clear_vpaint_selectedfaces();
 		break;
 	case 8: /* uv calculation */
@@ -3810,7 +3818,7 @@ static uiBlock *view3d_faceselmenu(void *arg_unused)
 	
 	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, "Copy UVs & Textures",		0, yco-=20, menuwidth, 19, NULL, 0.0, 0.0, 1, 1, "");
 	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, "Copy Vertex Colors",		0, yco-=20, menuwidth, 19, NULL, 0.0, 0.0, 1, 2, "");
-	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, "Clear Vertex Colors|Shift K",		0, yco-=20, menuwidth, 19, NULL, 0.0, 0.0, 1, 3, "");
+	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, "Set Vertex Colors|Shift K",		0, yco-=20, menuwidth, 19, NULL, 0.0, 0.0, 1, 3, "");
 	
 	uiDefBut(block, SEPR, 0, "",				0, yco-=6, menuwidth, 6, NULL, 0.0, 0.0, 0, 0, "");
 	

source/blender/src/space.c

@@ -1467,7 +1467,10 @@ static void winqreadview3dspace(ScrArea *sa, void *spacedata, BWinEvent *evt)
 				else {
 					if((G.qual==LR_SHIFTKEY)) {
 						if(G.f & G_FACESELECT)
-							clear_vpaint_selectedfaces();
+							if (G.f & G_WEIGHTPAINT)
+								clear_wpaint_selectedfaces();
+							else
+								clear_vpaint_selectedfaces();
 						else if(G.f & G_VERTEXPAINT)
 							clear_vpaint();
 						else

source/blender/src/vpaint.c

@@ -360,6 +360,94 @@ void clear_vpaint_selectedfaces()
 	allqueue(REDRAWVIEW3D, 0);
 }
 
+
+void clear_wpaint_selectedfaces()
+{
+	extern float editbutvweight;
+	float paintweight= editbutvweight;
+	Mesh *me;
+	TFace *tface;
+	MFace *mface;
+	Object *ob;
+	int index, vgroup;
+	MDeformWeight *dw, *uw;
+	
+	ob= OBACT;
+	me= ob->data;
+	if(me==0 || me->totface==0 || me->dvert==0 || !me->tface) return;
+	
+	if(indexar==NULL) init_vertexpaint();
+	for(index=0, tface=me->tface; index<me->totface; index++) {
+		if((tface->flag & TF_SELECT)==0) {
+			indexar[index]= 0;
+		} else {
+			indexar[index]= index+1;
+		}
+		tface++;
+	}
+	
+	copy_wpaint_undo(me->dvert, me->totvert);
+	vgroup= ob->actdef-1;
+	
+	for(index=0; index<me->totface; index++) {
+		if(indexar[index] && indexar[index]<=me->totface) {
+			mface= me->mface + (indexar[index]-1);
+			if(!((me->dvert+mface->v1)->flag)) {
+				dw= verify_defweight(me->dvert+mface->v1, vgroup);
+				if(dw) {
+					uw= verify_defweight(wpaintundobuf+mface->v1, vgroup);
+					uw->weight= dw->weight;
+					dw->weight= paintweight;
+				}
+				(me->dvert+mface->v1)->flag= 1;
+			}
+			
+			if(!((me->dvert+mface->v2)->flag)) {
+				dw= verify_defweight(me->dvert+mface->v2, vgroup);
+				if(dw) {
+					uw= verify_defweight(wpaintundobuf+mface->v2, vgroup);
+					uw->weight= dw->weight;
+					dw->weight= paintweight;
+				}
+				(me->dvert+mface->v2)->flag= 1;
+			}
+			
+			if(!((me->dvert+mface->v3)->flag)) {
+				dw= verify_defweight(me->dvert+mface->v3, vgroup);
+				if(dw) {
+					uw= verify_defweight(wpaintundobuf+mface->v3, vgroup);
+					uw->weight= dw->weight;
+					dw->weight= paintweight;
+				}
+				(me->dvert+mface->v3)->flag= 1;
+			}
+			
+			if(mface->v4) {
+				if(!((me->dvert+mface->v4)->flag)) {
+					dw= verify_defweight(me->dvert+mface->v4, vgroup);
+					if(dw) {
+						uw= verify_defweight(wpaintundobuf+mface->v4, vgroup);
+						uw->weight= dw->weight;
+						dw->weight= paintweight;
+					}
+				}
+				(me->dvert+mface->v4)->flag= 1;
+			}
+		}
+	}
+	
+	index=0;
+	while (index<me->totvert) {
+		(me->dvert+index)->flag= 0;
+		index++;
+	}
+	
+	DAG_object_flush_update(G.scene, ob, OB_RECALC_DATA);
+	BIF_undo_push("Set vertex weight");
+	allqueue(REDRAWVIEW3D, 0);
+}
+
+
 void vpaint_dogamma()
 {
 	Mesh *me;