rwenzlaff: Added a small round-off constant to Faceloopcut's percent calc

	so that it rounds numbers off consistantly.  (Fixes bug #970) Though
	it was only a 0.03% error.

	Also fixed some sloppy/missing comments.

2 files changed, 16 insertions, 16 deletions

diff --git a/source/blender/src/drawobject.c b/source/blender/src/drawobject.c
index 9e41a8f44a6..5ee0f08f1a4 100644
--- a/source/blender/src/drawobject.c
+++ b/source/blender/src/drawobject.c
@@ -2488,14 +2488,14 @@ static void drawmeshwire(Object *ob)
 			glEnd();
 		}
 	}
-	else {
+	else { /* Object mode draw */
 		
 		if(me==0) return;
 		
 		if(me->bb==0) tex_space_mesh(me);
 		if(me->totface>4) if(boundbox_clip(ob->obmat, me->bb)==0) return;
 		
-		if(mesh_uses_displist(me)) drawDispListwire(&me->disp);
+		if(mesh_uses_displist(me)) drawDispListwire(&me->disp); /* Subsurf */
 		else {
 			
 			mvert= me->mvert;
@@ -2511,7 +2511,7 @@ static void drawmeshwire(Object *ob)
 			dl= find_displist(&ob->disp, DL_VERTS);
 			if(dl) extverts= dl->verts;
 			
-			if(ok) {
+			if(ok) { /* No faces, just draw verts as points */
 				
 				start= 0; end= me->totvert;
 				set_buildvars(ob, &start, &end);
@@ -2521,13 +2521,13 @@ static void drawmeshwire(Object *ob)
 				
 				if(extverts) {
 					extverts+= 3*start;
-					for(a= start; a<end; a++, extverts+=3) {
+					for(a= start; a<end; a++, extverts+=3) { /* DispList found, Draw displist */
 						glVertex3fv(extverts);
 					}
 				}
 				else {
 					mvert+= start;
-					for(a= start; a<end; a++, mvert++) {
+					for(a= start; a<end; a++, mvert++) { /* else Draw mesh verts directly */
 						glVertex3fv(mvert->co);
 					}
 				}
@@ -2535,7 +2535,7 @@ static void drawmeshwire(Object *ob)
 				glEnd();
 				glPointSize(1.0);
 			}
-			else {
+			else { /* Draw wire frame */
 				
 				start= 0; end= me->totface;
 				set_buildvars(ob, &start, &end);
diff --git a/source/blender/src/editmesh.c b/source/blender/src/editmesh.c
index c30d5e75b23..aad79f7909f 100644
--- a/source/blender/src/editmesh.c
+++ b/source/blender/src/editmesh.c
@@ -3011,10 +3011,10 @@ void loopoperations(char mode)
 				else if(percentcut == 0.0)
 					percentcut = 0.0001;
 				if(eed->f & 8){
-					if(eed->f & 32)
-						eed->f1 = 32768*(1.0-percentcut);
+					if(eed->f & 32) /* Need to offset by a const. (0.5/32768) for consistant roundoff */
+						eed->f1 = 32768*(1.0-percentcut - 0.0000153); 
 					else
-						eed->f1 = 32768*(percentcut);
+						eed->f1 = 32768*(percentcut + 0.0000153); 
 				}				
 		}
 	/*-------------------------------------*/
@@ -3954,12 +3954,12 @@ static void set_wuv(int tot, EditVlak *evl, int v1, int v2, int v3, int v4)
 						/* Numbers corespond to verts (corner points), 	*/
 						/* edge->vn's (center edges), the Center 	*/
 	memcpy(uvo, evl->tf.uv, sizeof(uvo));	/* And the quincunx points of a face 		*/
-	uv= evl->tf.uv[0];				/* as shown here:     				*/
-						/*           2         5          1		*/
-	memcpy(colo, evl->tf.col, sizeof(colo));	/*		 10         13     		*/
-	col= evl->tf.col;				/* 	     6		9	   8		*/
-						/*		 11	    12    		*/
-	if(tot==4) {				/*	     3		7	   4            */
+	uv= evl->tf.uv[0];                            /* as shown here:     				*/
+	                                              /*           2         5          1   */
+	memcpy(colo, evl->tf.col, sizeof(colo));      /*               10         13        */
+	col= evl->tf.col;                             /*           6         9          8   */
+                                                  /*               11         12        */
+	if(tot==4) {                                  /*           3         7          4   */
 		for(a=0; a<4; a++, uv+=2, col++) {
 			if(a==0) v= v1;
 			else if(a==1) v= v2;
@@ -9435,4 +9435,4 @@ void vertex_loop_select()
 	addqueue(curarea->win, REDRAW, 1); 
 	SetBlenderCursor(SYSCURSOR);
 	return;
-}
\ No newline at end of file
+}