[Bf-blender-cvs] [4bbc2cc] GPencil_Editing_Stage3: Code Cleanup: Remove code for old GP eraser

[Joshua Leung]

Commit: 4bbc2cc1b1d702f20c905d336b53bb54b630313b
Author: Joshua Leung
Date:   Sun Dec 13 12:01:31 2015 +1300
Branches: GPencil_Editing_Stage3
https://developer.blender.org/rB4bbc2cc1b1d702f20c905d336b53bb54b630313b

Code Cleanup: Remove code for old GP eraser

===================================================================

M	source/blender/editors/gpencil/gpencil_paint.c

===================================================================

diff --git a/source/blender/editors/gpencil/gpencil_paint.c b/source/blender/editors/gpencil/gpencil_paint.c
index 620eadf..16b6352 100644
--- a/source/blender/editors/gpencil/gpencil_paint.c
+++ b/source/blender/editors/gpencil/gpencil_paint.c
@@ -741,114 +741,6 @@ static void gp_stroke_newfrombuffer(tGPsdata *p)
 
 /* --- 'Eraser' for 'Paint' Tool ------ */
 
-#if 0
-/* eraser tool - remove segment from stroke/split stroke (after lasso inside) */
-static bool gp_stroke_eraser_splitdel(bGPDframe *gpf, bGPDstroke *gps, int i)
-{
-	bGPDspoint *pt_tmp = gps->points;
-	bGPDstroke *gsn = NULL;
-	
-	/* if stroke only had two points, get rid of stroke */
-	if (gps->totpoints == 2) {
-		/* free stroke points, then stroke */
-		MEM_freeN(pt_tmp);
-		BLI_freelinkN(&gpf->strokes, gps);
-
-		/* nothing left in stroke, so stop */
-		return true;
-	}
-	
-	/* if last segment, just remove segment from the stroke */
-	else if (i == gps->totpoints - 2) {
-		/* allocate new points array, and assign most of the old stroke there */
-		gps->totpoints--;
-		gps->points = MEM_mallocN(sizeof(bGPDspoint) * gps->totpoints, "gp_stroke_points");
-		memcpy(gps->points, pt_tmp, sizeof(bGPDspoint) * gps->totpoints);
-		
-		/* free temp buffer */
-		MEM_freeN(pt_tmp);
-		
-		/* nothing left in stroke, so stop */
-		return true;
-	}
-	
-	/* if first segment, just remove segment from the stroke */
-	else if (i == 0) {
-		/* allocate new points array, and assign most of the old stroke there */
-		gps->totpoints--;
-		gps->points = MEM_mallocN(sizeof(bGPDspoint) * gps->totpoints, "gp_stroke_points");
-		memcpy(gps->points, pt_tmp + 1, sizeof(bGPDspoint) * gps->totpoints);
-		
-		/* We must adjust timings!
-		 * Each point's timing data is a delta from stroke's inittime, so as we erase the first
-		 * point of the stroke, we have to offset this inittime and all remaining points' delta values.
-		 * This way we get a new stroke with exactly the same timing as if user had started drawing from
-		 * the second point...
-		 */
-		{
-			bGPDspoint *pts;
-			float delta = pt_tmp[1].time;
-			int j;
-			
-			gps->inittime += (double)delta;
-			
-			pts = gps->points;
-			for (j = 0; j < gps->totpoints; j++, pts++) {
-				pts->time -= delta;
-			}
-		}
-		
-		/* free temp buffer */
-		MEM_freeN(pt_tmp);
-		
-		/* no break here, as there might still be stuff to remove in this stroke */
-		return false;
-	}
-	
-	/* segment occurs in 'middle' of stroke, so split */
-	else {
-		/* duplicate stroke, and assign 'later' data to that stroke */
-		gsn = MEM_dupallocN(gps);
-		gsn->prev = gsn->next = NULL;
-		BLI_insertlinkafter(&gpf->strokes, gps, gsn);
-		
-		gsn->totpoints = gps->totpoints - i;
-		gsn->points = MEM_mallocN(sizeof(bGPDspoint) * gsn->totpoints, "gp_stroke_points");
-		memcpy(gsn->points, pt_tmp + i, sizeof(bGPDspoint) * gsn->totpoints);
-		
-		/* We must adjust timings of this new stroke!
-		 * Each point's timing data is a delta from stroke's inittime, so as we erase the first
-		 * point of the stroke, we have to offset this inittime and all remaing points' delta values.
-		 * This way we get a new stroke with exactly the same timing as if user had started drawing from
-		 * the second point...
-		 */
-		{
-			bGPDspoint *pts;
-			float delta = pt_tmp[i].time;
-			int j;
-			
-			gsn->inittime += (double)delta;
-			
-			pts = gsn->points;
-			for (j = 0; j < gsn->totpoints; j++, pts++) {
-				pts->time -= delta;
-			}
-		}
-		
-		/* adjust existing stroke  */
-		gps->totpoints = i;
-		gps->points = MEM_mallocN(sizeof(bGPDspoint) * gps->totpoints, "gp_stroke_points");
-		memcpy(gps->points, pt_tmp, sizeof(bGPDspoint) * gps->totpoints);
-		
-		/* free temp buffer */
-		MEM_freeN(pt_tmp);
-		
-		/* nothing left in stroke, so stop */
-		return true;
-	}
-}
-#endif
-
 /* which which point is infront (result should only be used for comparison) */
 static float view3d_point_depth(const RegionView3D *rv3d, const float co[3])
 {