2.5/Sculpt:
authorNicholas Bishop <nicholasbishop@gmail.com>
Sun, 23 Aug 2009 17:03:06 +0000 (17:03 +0000)
committerNicholas Bishop <nicholasbishop@gmail.com>
Sun, 23 Aug 2009 17:03:06 +0000 (17:03 +0000)
* Deleted unused file

source/blender/editors/sculpt_paint/sculpt_stroke.c [deleted file]

diff --git a/source/blender/editors/sculpt_paint/sculpt_stroke.c b/source/blender/editors/sculpt_paint/sculpt_stroke.c
deleted file mode 100644 (file)
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-/*
- * $Id$
- *
- * ***** BEGIN GPL LICENSE BLOCK *****
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software  Foundation,
- * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
- *
- * The Original Code is Copyright (C) 2007 by Nicholas Bishop
- * All rights reserved.
- *
- * The Original Code is: all of this file.
- *
- * Contributor(s): none yet.
- *
- * ***** END GPL LICENSE BLOCK *****
- *
- * Storage and manipulation of sculptmode brush strokes.
- *
- */
-
-#include "MEM_guardedalloc.h"
-
-#include "DNA_listBase.h"
-#include "DNA_scene_types.h"
-
-#include "BKE_sculpt.h"
-#include "BLI_blenlib.h"
-#include "BIF_gl.h"
-
-#include "sculpt_intern.h"
-
-#include <math.h>
-
-/* Temporary storage of input stroke control points */
-typedef struct StrokePoint {
-       struct StrokePoint *next, *prev;
-       short x, y;
-} StrokePoint;
-typedef struct SculptStroke {
-       short (*loc)[2];
-       int max;
-       int index;
-       float length;
-       ListBase final;
-       StrokePoint *final_mem;
-       float offset;
-} SculptStroke;
-
-SculptStroke *sculpt_stroke_new(const int max)
-{
-       SculptStroke *stroke = MEM_callocN(sizeof(SculptStroke), "SculptStroke");
-       stroke->loc = MEM_callocN(sizeof(short) * 4 * max, "SculptStroke.loc");
-       stroke->max = max;
-       stroke->index = -1;
-       return stroke;
-}
-
-void sculpt_stroke_free(SculptStroke *stroke)
-{
-       if(stroke) {
-               if(stroke->loc) MEM_freeN(stroke->loc);
-               if(stroke->final_mem) MEM_freeN(stroke->final_mem);
-
-               MEM_freeN(stroke);
-       }
-}
-
-void sculpt_stroke_add_point(SculptStroke *stroke, const short x, const short y)
-{
-       const int next = stroke->index + 1;
-
-       if(stroke->index == -1) {
-               stroke->loc[0][0] = x;
-               stroke->loc[0][1] = y;
-               stroke->index = 0;
-       }
-       else if(next < stroke->max) {
-               const int dx = x - stroke->loc[stroke->index][0];
-               const int dy = y - stroke->loc[stroke->index][1];
-               stroke->loc[next][0] = x;
-               stroke->loc[next][1] = y;
-               stroke->length += sqrt(dx*dx + dy*dy);
-               stroke->index = next;
-       }
-}
-
-static void sculpt_stroke_smooth(SculptStroke *stroke)
-{
-       /* Apply smoothing (exclude the first and last points)*/
-       StrokePoint *p = stroke->final.first;
-       if(p && p->next && p->next->next) {
-               for(p = p->next->next; p && p->next && p->next->next; p = p->next) {
-                       p->x = p->prev->prev->x*0.1 + p->prev->x*0.2 + p->x*0.4 + p->next->x*0.2 + p->next->next->x*0.1;
-                       p->y = p->prev->prev->y*0.1 + p->prev->y*0.2 + p->y*0.4 + p->next->y*0.2 + p->next->next->y*0.1;
-               }
-       }       
-}
-
-static void sculpt_stroke_create_final(SculptStroke *stroke)
-{
-       if(stroke) {
-               StrokePoint *p, *pnext;
-               int i;
-
-               /* Copy loc into final */
-               if(stroke->final_mem)
-                       MEM_freeN(stroke->final_mem);
-               stroke->final_mem = MEM_callocN(sizeof(StrokePoint) * (stroke->index + 1) * 2, "SculptStroke.final");
-               stroke->final.first = stroke->final.last = NULL;
-               for(i = 0; i <= stroke->index; ++i) {
-                       p = &stroke->final_mem[i];
-                       p->x = stroke->loc[i][0];
-                       p->y = stroke->loc[i][1];
-                       BLI_addtail(&stroke->final, p);
-               }
-
-               /* Remove shortest edges */
-               if(stroke->final.first) {
-                       for(p = ((StrokePoint*)stroke->final.first)->next; p && p->next; p = pnext) {
-                               const int dx = p->x - p->prev->x;
-                               const int dy = p->y - p->prev->y;
-                               const float len = sqrt(dx*dx + dy*dy);
-                               pnext = p->next;
-                               if(len < 10) {
-                                       BLI_remlink(&stroke->final, p);
-                               }
-                       }
-               }
-
-               sculpt_stroke_smooth(stroke);
-
-               /* Subdivide edges */
-               for(p = stroke->final.first; p && p->next; p = pnext) {
-                       StrokePoint *np = &stroke->final_mem[i++];
-
-                       pnext = p->next;
-                       np->x = (p->x + p->next->x) / 2;
-                       np->y = (p->y + p->next->y) / 2;
-                       BLI_insertlink(&stroke->final, p, np);
-               }
-
-               sculpt_stroke_smooth(stroke);
-       }
-}
-
-static float sculpt_stroke_seglen(StrokePoint *p1, StrokePoint *p2)
-{
-       int dx = p2->x - p1->x;
-       int dy = p2->y - p1->y;
-       return sqrt(dx*dx + dy*dy);
-}
-
-static float sculpt_stroke_final_length(SculptStroke *stroke)
-{
-       StrokePoint *p;
-       float len = 0;
-       for(p = stroke->final.first; p && p->next; ++p)
-               len += sculpt_stroke_seglen(p, p->next);
-       return len;
-}
-
-/* If partial is nonzero, cuts off apply after that length has been processed */
-static StrokePoint *sculpt_stroke_apply_generic(Sculpt *sd, SculptStroke *stroke, const int partial)
-{
-       const int sdspace = 0; //XXX: sd->spacing;
-       const short spacing = sdspace > 0 ? sdspace : 2;
-       const int dots = sculpt_stroke_final_length(stroke) / spacing;
-       int i;
-       StrokePoint *p = stroke->final.first;
-       float startloc = stroke->offset;
-
-       for(i = 0; i < dots && p && p->next; ++i) {
-               const float dotloc = spacing * i;
-               short co[2];
-               float len = sculpt_stroke_seglen(p, p->next);
-               float u, v;
-
-               /* Find edge containing dot */
-               while(dotloc > startloc + len && p && p->next && p->next->next) {
-                       p = p->next;
-                       startloc += len;
-                       len = sculpt_stroke_seglen(p, p->next);
-               }
-
-               if(!p || !p->next || dotloc > startloc + len)
-                       break;
-
-               if(partial && startloc > partial) {
-                       /* Calculate offset for next stroke segment */
-                       stroke->offset = startloc + len - dotloc;
-                       break;
-               }
-
-               u = (dotloc - startloc) / len;
-               v = 1 - u;
-                                       
-               co[0] = p->x*v + p->next->x*u;
-               co[1] = p->y*v + p->next->y*u;
-
-               //do_symmetrical_brush_actions(sd, a, co, NULL);
-       }
-
-       return p ? p->next : NULL;
-}
-
-void sculpt_stroke_apply(Sculpt *sd, SculptStroke *stroke)
-{
-       /* TODO: make these values user-modifiable? */
-       const int partial_len = 100;
-       const int min_len = 200;
-
-       if(stroke) {
-               sculpt_stroke_create_final(stroke);
-
-               if(sculpt_stroke_final_length(stroke) > min_len) {
-                       StrokePoint *p = sculpt_stroke_apply_generic(sd, stroke, partial_len);
-
-                       /* Replace remaining values in stroke->loc with remaining stroke->final values */
-                       stroke->index = -1;
-                       stroke->length = 0;
-                       for(; p; p = p->next) {
-                               ++stroke->index;
-                               stroke->loc[stroke->index][0] = p->x;
-                               stroke->loc[stroke->index][1] = p->y;
-                               if(p->next) {
-                                       stroke->length += sculpt_stroke_seglen(p, p->next);
-                               }
-                       }
-               }
-       }
-}
-
-void sculpt_stroke_apply_all(Sculpt *sd, SculptStroke *stroke)
-{
-       sculpt_stroke_create_final(stroke);
-
-       if(stroke) {
-               sculpt_stroke_apply_generic(sd, stroke, 0);
-       }
-}
-
-/* XXX: drawing goes elsewhere */
-void sculpt_stroke_draw(SculptStroke *stroke)
-{
-       if(stroke) {
-               StrokePoint *p;
-
-               /* Draws the original stroke */
-               /*glColor3f(1, 0, 0);           
-               glBegin(GL_LINE_STRIP);
-               for(i = 0; i <= stroke->index; ++i)
-                       glVertex2s(stroke->loc[i][0], stroke->loc[i][1]);
-               glEnd();*/
-
-               /* Draws the smoothed stroke */
-               glColor3f(0, 1, 0);
-               glBegin(GL_LINE_STRIP);
-               for(p = stroke->final.first; p; p = p->next)
-                       glVertex2s(p->x, p->y);
-               glEnd();
-       }
-}