Cosmetic changes in etch-a-ton drawing code, mostly.

source/blender/blenlib/BLI_graph.h

@@ -88,6 +88,7 @@ typedef struct BArcIterator {
 	StoppedFct	stopped;
 	
 	float *p, *no;
+	float size;
 	
 	int length;
 	int index;

source/blender/editors/armature/editarmature_generate.c

@@ -285,6 +285,8 @@ EditBone * subdivideArcBy(ToolSettings *toolsettings, bArmature *arm, ListBase *
 	EditBone *lastBone = NULL;
 	EditBone *child = NULL;
 	EditBone *parent = NULL;
+	float *normal = NULL;
+	float size_buffer = 1.2;
 	int bone_start = 0;
 	int end = iter->length;
 	int index;
@@ -294,6 +296,13 @@ EditBone * subdivideArcBy(ToolSettings *toolsettings, bArmature *arm, ListBase *
 	parent = addEditBone(arm, "Bone");
 	VECCOPY(parent->head, iter->p);
 	
+	if (iter->size > 0)
+	{
+		parent->rad_head = iter->size * size_buffer;
+	}
+	
+	normal = iter->no;
+	
 	index = next_subdividion(toolsettings, iter, bone_start, end, parent->head, parent->tail);
 	while (index != -1)
 	{
@@ -304,21 +313,33 @@ EditBone * subdivideArcBy(ToolSettings *toolsettings, bArmature *arm, ListBase *
 		child->parent = parent;
 		child->flag |= BONE_CONNECTED;
 		
+		if (iter->size > 0)
+		{
+			child->rad_head = iter->size * size_buffer;
+			parent->rad_tail = iter->size * size_buffer;
+		}
+
 		/* going to next bone, fix parent */
 		Mat4MulVecfl(invmat, parent->tail);
 		Mat4MulVecfl(invmat, parent->head);
-		setBoneRollFromNormal(parent, iter->no, invmat, tmat);
+		setBoneRollFromNormal(parent, normal, invmat, tmat);
 
 		parent = child; // new child is next parent
 		bone_start = index; // start next bone from current index
 
+		normal = iter->no; /* use normal at head, not tail */
+
 		index = next_subdividion(toolsettings, iter, bone_start, end, parent->head, parent->tail);
 	}
 	
 	iter->tail(iter);
 
 	VECCOPY(parent->tail, iter->p);
-
+	if (iter->size > 0)
+	{
+		parent->rad_tail = iter->size * size_buffer;
+	}
+		
 	/* fix last bone */
 	Mat4MulVecfl(invmat, parent->tail);
 	Mat4MulVecfl(invmat, parent->head);

source/blender/editors/armature/reeb.c

@@ -3179,6 +3179,7 @@ static void setIteratorValues(ReebArcIterator *iter, EmbedBucket *bucket)
 		iter->p = NULL;
 		iter->no = NULL;
 	}
+	iter->size = 0;
 }
 
 void initArcIterator(BArcIterator *arg, ReebArc *arc, ReebNode *head)
@@ -3276,6 +3277,7 @@ static void* headNode(void *arg)
 	
 	iter->p = node->p;
 	iter->no = node->no;
+	iter->size = 0;
 	
 	return node;
 }
@@ -3296,6 +3298,7 @@ static void* tailNode(void *arg)
 	
 	iter->p = node->p;
 	iter->no = node->no;
+	iter->size = 0;
 	
 	return node;
 }

source/blender/editors/armature/reeb.h

@@ -126,6 +126,7 @@ typedef struct ReebArcIterator {
 	StoppedFct	stopped;
 	
 	float *p, *no;
+	float size;
 	
 	int length;
 	int index;