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-rw-r--r--source/blender/src/unwrapper.c513
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diff --git a/source/blender/src/unwrapper.c b/source/blender/src/unwrapper.c
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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) 2001-2002 by NaN Holding BV.
- * All rights reserved.
- *
- * The Original Code is: all of this file.
- *
- * Contributor(s): none yet.
- *
- * ***** END GPL LICENSE BLOCK *****
- */
-
-#include <string.h>
-#include <stdlib.h>
-#include <math.h>
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include "MEM_guardedalloc.h"
-
-#include "DNA_mesh_types.h"
-#include "DNA_meshdata_types.h"
-#include "DNA_scene_types.h"
-#include "DNA_screen_types.h"
-#include "DNA_space_types.h"
-
-#include "BKE_global.h"
-#include "BKE_mesh.h"
-#include "BKE_utildefines.h"
-#include "BKE_customdata.h"
-
-#include "BLI_arithb.h"
-#include "BLI_edgehash.h"
-#include "BLI_editVert.h"
-
-#include "BIF_editsima.h"
-#include "BIF_space.h"
-#include "BIF_screen.h"
-#include "BIF_editmesh.h"
-
-#include "blendef.h"
-#include "mydevice.h"
-
-#include "BDR_unwrapper.h"
-
-#include "PIL_time.h"
-
-#include "parametrizer.h"
-
-/* Set tface seams based on edge data, uses hash table to find seam edges. */
-
-static void hash_add_face(EdgeHash *ehash, MFace *mf)
-{
- BLI_edgehash_insert(ehash, mf->v1, mf->v2, NULL);
- BLI_edgehash_insert(ehash, mf->v2, mf->v3, NULL);
- if(mf->v4) {
- BLI_edgehash_insert(ehash, mf->v3, mf->v4, NULL);
- BLI_edgehash_insert(ehash, mf->v4, mf->v1, NULL);
- }
- else
- BLI_edgehash_insert(ehash, mf->v3, mf->v1, NULL);
-}
-
-void select_linked_tfaces_with_seams(int mode, Mesh *me, unsigned int index)
-{
- MFace *mf;
- int a, doit=1, mark=0;
- char *linkflag;
- EdgeHash *ehash, *seamhash;
- MEdge *med;
-
- ehash= BLI_edgehash_new();
- seamhash = BLI_edgehash_new();
- linkflag= MEM_callocN(sizeof(char)*me->totface, "linkflaguv");
-
- for(med=me->medge, a=0; a < me->totedge; a++, med++)
- if(med->flag & ME_SEAM)
- BLI_edgehash_insert(seamhash, med->v1, med->v2, NULL);
-
- if (mode==0 || mode==1) {
- /* only put face under cursor in array */
- mf= ((MFace*)me->mface) + index;
- hash_add_face(ehash, mf);
- linkflag[index]= 1;
- }
- else {
- /* fill array by selection */
- mf= me->mface;
- for(a=0; a<me->totface; a++, mf++) {
- if(mf->flag & ME_HIDE);
- else if(mf->flag & ME_FACE_SEL) {
- hash_add_face(ehash, mf);
- linkflag[a]= 1;
- }
- }
- }
-
- while(doit) {
- doit= 0;
-
- /* expand selection */
- mf= me->mface;
- for(a=0; a<me->totface; a++, mf++) {
- if(mf->flag & ME_HIDE)
- continue;
-
- if(!linkflag[a]) {
- mark= 0;
-
- if(!BLI_edgehash_haskey(seamhash, mf->v1, mf->v2))
- if(BLI_edgehash_haskey(ehash, mf->v1, mf->v2))
- mark= 1;
- if(!BLI_edgehash_haskey(seamhash, mf->v2, mf->v3))
- if(BLI_edgehash_haskey(ehash, mf->v2, mf->v3))
- mark= 1;
- if(mf->v4) {
- if(!BLI_edgehash_haskey(seamhash, mf->v3, mf->v4))
- if(BLI_edgehash_haskey(ehash, mf->v3, mf->v4))
- mark= 1;
- if(!BLI_edgehash_haskey(seamhash, mf->v4, mf->v1))
- if(BLI_edgehash_haskey(ehash, mf->v4, mf->v1))
- mark= 1;
- }
- else if(!BLI_edgehash_haskey(seamhash, mf->v3, mf->v1))
- if(BLI_edgehash_haskey(ehash, mf->v3, mf->v1))
- mark = 1;
-
- if(mark) {
- linkflag[a]= 1;
- hash_add_face(ehash, mf);
- doit= 1;
- }
- }
- }
-
- }
-
- BLI_edgehash_free(ehash, NULL);
- BLI_edgehash_free(seamhash, NULL);
-
- if(mode==0 || mode==2) {
- for(a=0, mf=me->mface; a<me->totface; a++, mf++)
- if(linkflag[a])
- mf->flag |= ME_FACE_SEL;
- else
- mf->flag &= ~ME_FACE_SEL;
- }
- else if(mode==1) {
- for(a=0, mf=me->mface; a<me->totface; a++, mf++)
- if(linkflag[a] && (mf->flag & ME_FACE_SEL))
- break;
-
- if (a<me->totface) {
- for(a=0, mf=me->mface; a<me->totface; a++, mf++)
- if(linkflag[a])
- mf->flag &= ~ME_FACE_SEL;
- }
- else {
- for(a=0, mf=me->mface; a<me->totface; a++, mf++)
- if(linkflag[a])
- mf->flag |= ME_FACE_SEL;
- }
- }
-
- MEM_freeN(linkflag);
-
- BIF_undo_push("Select linked UV face");
- object_tface_flags_changed(OBACT, 0);
-}
-
-/* Parametrizer */
-ParamHandle *construct_param_handle(EditMesh *em, short implicit, short fill, short sel)
-{
- int a;
- MTFace *tf;
-
- EditFace *efa;
- EditEdge *eed;
- EditVert *ev;
-
- ParamHandle *handle;
-
- handle = param_construct_begin();
-
- if ((G.scene->toolsettings->uvcalc_flag & UVCALC_NO_ASPECT_CORRECT)==0) {
- efa = EM_get_actFace(1);
- if (efa) {
- float aspx, aspy;
- MTFace *tface = CustomData_em_get(&em->fdata, efa->data, CD_MTFACE);
- image_final_aspect(tface->tpage, &aspx, &aspy);
-
- if (aspx!=aspy)
- param_aspect_ratio(handle, aspx, aspy);
- }
- }
-
- /* we need the vert indicies */
- for (ev= em->verts.first, a=0; ev; ev= ev->next, a++)
- ev->tmp.l = a;
-
- for (efa= em->faces.first; efa; efa= efa->next) {
- ParamKey key, vkeys[4];
- ParamBool pin[4], select[4];
- float *co[4];
- float *uv[4];
- int nverts;
-
- if ((efa->h) || (sel && (efa->f & SELECT)==0))
- continue;
-
- tf= (MTFace *)CustomData_em_get(&em->fdata, efa->data, CD_MTFACE);
-
- if (implicit &&
- !( simaUVSel_Check(efa, tf, 0) ||
- simaUVSel_Check(efa, tf, 1) ||
- simaUVSel_Check(efa, tf, 2) ||
- (efa->v4 && simaUVSel_Check(efa, tf, 3)) )
- ) {
- continue;
- }
-
- key = (ParamKey)efa;
- vkeys[0] = (ParamKey)efa->v1->tmp.l;
- vkeys[1] = (ParamKey)efa->v2->tmp.l;
- vkeys[2] = (ParamKey)efa->v3->tmp.l;
-
- co[0] = efa->v1->co;
- co[1] = efa->v2->co;
- co[2] = efa->v3->co;
-
- uv[0] = tf->uv[0];
- uv[1] = tf->uv[1];
- uv[2] = tf->uv[2];
-
- pin[0] = ((tf->unwrap & TF_PIN1) != 0);
- pin[1] = ((tf->unwrap & TF_PIN2) != 0);
- pin[2] = ((tf->unwrap & TF_PIN3) != 0);
-
- select[0] = ((simaUVSel_Check(efa, tf, 0)) != 0);
- select[1] = ((simaUVSel_Check(efa, tf, 1)) != 0);
- select[2] = ((simaUVSel_Check(efa, tf, 2)) != 0);
-
- if (efa->v4) {
- vkeys[3] = (ParamKey)efa->v4->tmp.l;
- co[3] = efa->v4->co;
- uv[3] = tf->uv[3];
- pin[3] = ((tf->unwrap & TF_PIN4) != 0);
- select[3] = (simaUVSel_Check(efa, tf, 3) != 0);
- nverts = 4;
- }
- else
- nverts = 3;
-
- param_face_add(handle, key, nverts, vkeys, co, uv, pin, select);
- }
-
- if (!implicit) {
- for (eed= em->edges.first; eed; eed= eed->next) {
- if(eed->seam) {
- ParamKey vkeys[2];
- vkeys[0] = (ParamKey)eed->v1->tmp.l;
- vkeys[1] = (ParamKey)eed->v2->tmp.l;
- param_edge_set_seam(handle, vkeys);
- }
- }
- }
-
- param_construct_end(handle, fill, implicit);
-
- return handle;
-}
-
-
-extern int EM_texFaceCheck(void);
-
-void unwrap_lscm(short seamcut)
-{
- EditMesh *em = G.editMesh;
- ParamHandle *handle;
- short abf = G.scene->toolsettings->unwrapper == 1;
- short fillholes = G.scene->toolsettings->uvcalc_flag & UVCALC_FILLHOLES;
-
- /* add uvs if there not here */
- if (!EM_texFaceCheck()) {
- if (em && em->faces.first)
- EM_add_data_layer(&em->fdata, CD_MTFACE);
-
- if (!EM_texFaceCheck())
- return;
-
- if (G.sima && G.sima->image) /* this is a bit of a kludge, but assume they want the image on their mesh when UVs are added */
- image_changed(G.sima, G.sima->image);
-
- /* select new UV's */
- if ((G.sima==0 || G.sima->flag & SI_SYNC_UVSEL)==0) {
- EditFace *efa;
- MTFace *tf;
- for(efa=em->faces.first; efa; efa=efa->next) {
- tf= (MTFace *)CustomData_em_get(&em->fdata, efa->data, CD_MTFACE);
- simaFaceSel_Set(efa, tf);
- }
- }
- }
-
- handle = construct_param_handle(em, 0, fillholes, seamcut == 0);
-
- param_lscm_begin(handle, PARAM_FALSE, abf);
- param_lscm_solve(handle);
- param_lscm_end(handle);
-
- param_pack(handle);
-
- param_flush(handle);
-
- param_delete(handle);
-
- if (!seamcut)
- BIF_undo_push("UV unwrap");
-
- object_uvs_changed(OBACT);
-
- allqueue(REDRAWVIEW3D, 0);
- allqueue(REDRAWIMAGE, 0);
-}
-
-void minimize_stretch_tface_uv(void)
-{
- EditMesh *em = G.editMesh;
- ParamHandle *handle;
- double lasttime;
- short doit = 1, escape = 0, val, blend = 0;
- unsigned short event = 0;
- short fillholes = G.scene->toolsettings->uvcalc_flag & UVCALC_FILLHOLES;
-
- if(!EM_texFaceCheck()) return;
-
- handle = construct_param_handle(em, 1, fillholes, 1);
-
- lasttime = PIL_check_seconds_timer();
-
- param_stretch_begin(handle);
-
- while (doit) {
- param_stretch_iter(handle);
-
- while (qtest()) {
- event= extern_qread(&val);
-
- if (val) {
- switch (event) {
- case ESCKEY:
- escape = 1;
- case RETKEY:
- case PADENTER:
- doit = 0;
- break;
- case PADPLUSKEY:
- case WHEELUPMOUSE:
- if (blend < 10) {
- blend++;
- param_stretch_blend(handle, blend*0.1f);
- param_flush(handle);
- lasttime = 0.0f;
- }
- break;
- case PADMINUS:
- case WHEELDOWNMOUSE:
- if (blend > 0) {
- blend--;
- param_stretch_blend(handle, blend*0.1f);
- param_flush(handle);
- lasttime = 0.0f;
- }
- break;
- }
- }
- else if ((event == LEFTMOUSE) || (event == RIGHTMOUSE)) {
- escape = (event == RIGHTMOUSE);
- doit = 0;
- }
- }
-
- if (!doit)
- break;
-
- if (PIL_check_seconds_timer() - lasttime > 0.5) {
- char str[100];
-
- param_flush(handle);
-
- sprintf(str, "Stretch minimize. Blend %.2f.", blend*0.1f);
- headerprint(str);
-
- lasttime = PIL_check_seconds_timer();
- object_uvs_changed(OBACT);
- if(G.sima->lock) force_draw_plus(SPACE_VIEW3D, 0);
- else force_draw(0);
- }
- }
-
- if (escape)
- param_flush_restore(handle);
- else
- param_flush(handle);
-
- param_stretch_end(handle);
-
- param_delete(handle);
-
- BIF_undo_push("UV stretch minimize");
-
- object_uvs_changed(OBACT);
-
- allqueue(REDRAWVIEW3D, 0);
- allqueue(REDRAWIMAGE, 0);
-}
-
-void pack_charts_tface_uv(void)
-{
- EditMesh *em = G.editMesh;
- ParamHandle *handle;
-
- if(!EM_texFaceCheck()) return;
-
- handle = construct_param_handle(em, 1, 0, 1);
- param_pack(handle);
- param_flush(handle);
- param_delete(handle);
-
- BIF_undo_push("UV pack islands");
-
- object_uvs_changed(OBACT);
-
- allqueue(REDRAWVIEW3D, 0);
- allqueue(REDRAWIMAGE, 0);
-}
-
-
-void average_charts_tface_uv(void)
-{
- EditMesh *em = G.editMesh;
- ParamHandle *handle;
-
- if(!EM_texFaceCheck()) return;
-
- handle = construct_param_handle(em, 1, 0, 1);
- param_average(handle);
- param_flush(handle);
- param_delete(handle);
-
- BIF_undo_push("UV average island scale");
-
- object_uvs_changed(OBACT);
-
- allqueue(REDRAWVIEW3D, 0);
- allqueue(REDRAWIMAGE, 0);
-}
-
-/* LSCM live mode */
-
-static ParamHandle *liveHandle = NULL;
-
-void unwrap_lscm_live_begin(void)
-{
- EditMesh *em = G.editMesh;
- short abf = G.scene->toolsettings->unwrapper == 1;
- short fillholes = G.scene->toolsettings->uvcalc_flag & UVCALC_FILLHOLES;
-
- if(!EM_texFaceCheck()) return;
-
- liveHandle = construct_param_handle(em, 0, fillholes, 1);
-
- param_lscm_begin(liveHandle, PARAM_TRUE, abf);
-}
-
-void unwrap_lscm_live_re_solve(void)
-{
- if (liveHandle) {
- param_lscm_solve(liveHandle);
- param_flush(liveHandle);
- }
-}
-
-void unwrap_lscm_live_end(short cancel)
-{
- if (liveHandle) {
- param_lscm_end(liveHandle);
- if (cancel)
- param_flush_restore(liveHandle);
- param_delete(liveHandle);
- liveHandle = NULL;
- }
-}
-
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