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diff --git a/source/blender/blenkernel/intern/material.c b/source/blender/blenkernel/intern/material.c
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+
+/* material.c MIX MODEL
+ *
+ * maart 95
+ *
+ * $Id$
+ *
+ * ***** BEGIN GPL/BL DUAL 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. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License. See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * 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/BL DUAL LICENSE BLOCK *****
+ */
+
+#include <string.h>
+#include "MEM_guardedalloc.h"
+
+#include "DNA_material_types.h"
+#include "DNA_texture_types.h"
+#include "DNA_mesh_types.h"
+#include "DNA_object_types.h"
+#include "DNA_curve_types.h"
+#include "DNA_meta_types.h"
+#include "DNA_scene_types.h"
+
+#include "BLI_blenlib.h"
+
+#include "BKE_bad_level_calls.h"
+#include "BKE_utildefines.h"
+
+#include "BKE_global.h"
+#include "BKE_main.h"
+
+#include "BKE_mesh.h"
+#include "BKE_library.h"
+#include "BKE_displist.h"
+#include "BPY_extern.h"
+#include "BKE_material.h"
+
+void free_material(Material *ma)
+{
+ int a;
+ MTex *mtex;
+
+ BPY_free_scriptlink(&ma->scriptlink);
+
+ if(ma->ren) MEM_freeN(ma->ren);
+ ma->ren= 0;
+
+ for(a=0; a<8; a++) {
+ mtex= ma->mtex[a];
+ if(mtex && mtex->tex) mtex->tex->id.us--;
+ if(mtex) MEM_freeN(mtex);
+ }
+}
+
+void init_material(Material *ma)
+{
+ ma->lay= 1;
+ ma->r= ma->g= ma->b= ma->ref= 0.8f;
+ ma->specr= ma->specg= ma->specb= 1.0f;
+ ma->mirr= ma->mirg= ma->mirb= 1.0f;
+ ma->amb= 0.5f;
+ ma->alpha= 1.0f;
+ ma->spec= ma->hasize= 0.5f;
+ ma->har= 50;
+ ma->starc= ma->ringc= 4;
+ ma->linec= 12;
+ ma->flarec= 1;
+ ma->flaresize= ma->subsize= 1.0f;
+ ma->friction= 0.5f;
+
+ ma->mode= MA_TRACEBLE+MA_SHADOW;
+}
+
+Material *add_material(char *name)
+{
+ Material *ma;
+
+ ma= alloc_libblock(&G.main->mat, ID_MA, name);
+
+ init_material(ma);
+
+ return ma;
+}
+
+Material *copy_material(Material *ma)
+{
+ Material *man;
+ int a;
+
+ man= copy_libblock(ma);
+
+ id_us_plus((ID *)man->ipo);
+
+ for(a=0; a<8; a++) {
+ if(ma->mtex[a]) {
+ man->mtex[a]= MEM_mallocN(sizeof(MTex), "copymaterial");
+ memcpy(man->mtex[a], ma->mtex[a], sizeof(MTex));
+ id_us_plus((ID *)man->mtex[a]->tex);
+ }
+ }
+
+ BPY_copy_scriptlink(&ma->scriptlink);
+
+ return man;
+}
+
+void make_local_material(Material *ma)
+{
+ Object *ob;
+ Mesh *me;
+ Curve *cu;
+ MetaBall *mb;
+ Material *man;
+ int a, local=0, lib=0;
+
+ /* - zijn er alleen lib users: niet doen
+ * - zijn er alleen locale users: flag zetten
+ * - mixed: copy
+ */
+
+ if(ma->id.lib==0) return;
+ if(ma->id.us==1) {
+ ma->id.lib= 0;
+ ma->id.flag= LIB_LOCAL;
+ new_id(0, (ID *)ma, 0);
+ for(a=0; a<8; a++) {
+ if(ma->mtex[a]) id_lib_extern((ID *)ma->mtex[a]->tex);
+ }
+
+ return;
+ }
+
+ /* test objects */
+ ob= G.main->object.first;
+ while(ob) {
+ if(ob->mat) {
+ for(a=0; a<ob->totcol; a++) {
+ if(ob->mat[a]==ma) {
+ if(ob->id.lib) lib= 1;
+ else local= 1;
+ }
+ }
+ }
+ ob= ob->id.next;
+ }
+ /* test meshes */
+ me= G.main->mesh.first;
+ while(me) {
+ if(me->mat) {
+ for(a=0; a<me->totcol; a++) {
+ if(me->mat[a]==ma) {
+ if(me->id.lib) lib= 1;
+ else local= 1;
+ }
+ }
+ }
+ me= me->id.next;
+ }
+ /* test curves */
+ cu= G.main->curve.first;
+ while(cu) {
+ if(cu->mat) {
+ for(a=0; a<cu->totcol; a++) {
+ if(cu->mat[a]==ma) {
+ if(cu->id.lib) lib= 1;
+ else local= 1;
+ }
+ }
+ }
+ cu= cu->id.next;
+ }
+ /* test mballs */
+ mb= G.main->mball.first;
+ while(mb) {
+ if(mb->mat) {
+ for(a=0; a<mb->totcol; a++) {
+ if(mb->mat[a]==ma) {
+ if(mb->id.lib) lib= 1;
+ else local= 1;
+ }
+ }
+ }
+ mb= mb->id.next;
+ }
+
+ if(local && lib==0) {
+ ma->id.lib= 0;
+ ma->id.flag= LIB_LOCAL;
+
+ for(a=0; a<8; a++) {
+ if(ma->mtex[a]) id_lib_extern((ID *)ma->mtex[a]->tex);
+ }
+
+ new_id(0, (ID *)ma, 0);
+ }
+ else if(local && lib) {
+ man= copy_material(ma);
+ man->id.us= 0;
+
+ /* do objects */
+ ob= G.main->object.first;
+ while(ob) {
+ if(ob->mat) {
+ for(a=0; a<ob->totcol; a++) {
+ if(ob->mat[a]==ma) {
+ if(ob->id.lib==0) {
+ ob->mat[a]= man;
+ man->id.us++;
+ ma->id.us--;
+ }
+ }
+ }
+ }
+ ob= ob->id.next;
+ }
+ /* do meshes */
+ me= G.main->mesh.first;
+ while(me) {
+ if(me->mat) {
+ for(a=0; a<me->totcol; a++) {
+ if(me->mat[a]==ma) {
+ if(me->id.lib==0) {
+ me->mat[a]= man;
+ man->id.us++;
+ ma->id.us--;
+ }
+ }
+ }
+ }
+ me= me->id.next;
+ }
+ /* do curves */
+ cu= G.main->curve.first;
+ while(cu) {
+ if(cu->mat) {
+ for(a=0; a<cu->totcol; a++) {
+ if(cu->mat[a]==ma) {
+ if(cu->id.lib==0) {
+ cu->mat[a]= man;
+ man->id.us++;
+ ma->id.us--;
+ }
+ }
+ }
+ }
+ cu= cu->id.next;
+ }
+ /* do mballs */
+ mb= G.main->mball.first;
+ while(mb) {
+ if(mb->mat) {
+ for(a=0; a<mb->totcol; a++) {
+ if(mb->mat[a]==ma) {
+ if(mb->id.lib==0) {
+ mb->mat[a]= man;
+ man->id.us++;
+ ma->id.us--;
+ }
+ }
+ }
+ }
+ mb= mb->id.next;
+ }
+ }
+}
+
+Material ***give_matarar(Object *ob)
+{
+ Mesh *me;
+ Curve *cu;
+ MetaBall *mb;
+
+ if(ob->type==OB_MESH) {
+ me= ob->data;
+ return &(me->mat);
+ }
+ else if ELEM3(ob->type, OB_CURVE, OB_FONT, OB_SURF) {
+ cu= ob->data;
+ return &(cu->mat);
+ }
+ else if(ob->type==OB_MBALL) {
+ mb= ob->data;
+ return &(mb->mat);
+ }
+ return 0;
+}
+
+short *give_totcolp(Object *ob)
+{
+ Mesh *me;
+ Curve *cu;
+ MetaBall *mb;
+
+ if(ob->type==OB_MESH) {
+ me= ob->data;
+ return &(me->totcol);
+ }
+ else if ELEM3(ob->type, OB_CURVE, OB_FONT, OB_SURF) {
+ cu= ob->data;
+ return &(cu->totcol);
+ }
+ else if(ob->type==OB_MBALL) {
+ mb= ob->data;
+ return &(mb->totcol);
+ }
+ return 0;
+}
+
+Material *give_current_material(Object *ob, int act)
+{
+ Material ***matarar, *ma;
+
+ if(ob==0) return 0;
+ if(ob->totcol==0) return 0;
+
+ if(act>ob->totcol) act= ob->totcol;
+ else if(act==0) act= 1;
+
+ if( BTST(ob->colbits, act-1) ) { /* aan object */
+ ma= ob->mat[act-1];
+ }
+ else { /* aan data */
+ matarar= give_matarar(ob);
+
+ if(matarar && *matarar) ma= (*matarar)[act-1];
+ else ma= 0;
+
+ }
+
+ return ma;
+}
+
+ID *material_from(Object *ob, int act)
+{
+
+ if(ob==0) return 0;
+
+ if(ob->totcol==0) return ob->data;
+ if(act==0) act= 1;
+
+ if( BTST(ob->colbits, act-1) ) return (ID *)ob;
+ else return ob->data;
+}
+
+/* GS reads the memory pointed at in a specific ordering. There are,
+ * however two definitions for it. I have jotted them down here, both,
+ * but I think the first one is actually used. The thing is that
+ * big-endian systems might read this the wrong way round. OTOH, we
+ * constructed the IDs that are read out with this macro explicitly as
+ * well. I expect we'll sort it out soon... */
+
+/* from blendef: */
+#define GS(a) (*((short *)(a)))
+
+/* from misc_util: flip the bytes from x */
+/* #define GS(x) (((unsigned char *)(x))[0] << 8 | ((unsigned char *)(x))[1]) */
+
+void test_object_materials(ID *id)
+{
+ /* ob mat-array evenlang maken als obdata mat-array */
+ Object *ob;
+ Mesh *me;
+ Curve *cu;
+ MetaBall *mb;
+ Material **newmatar;
+ int totcol=0;
+
+ if(id==0) return;
+
+ if( GS(id->name)==ID_ME ) {
+ me= (Mesh *)id;
+ totcol= me->totcol;
+ }
+ else if( GS(id->name)==ID_CU ) {
+ cu= (Curve *)id;
+ totcol= cu->totcol;
+ }
+ else if( GS(id->name)==ID_MB ) {
+ mb= (MetaBall *)id;
+ totcol= mb->totcol;
+ }
+ else return;
+
+ ob= G.main->object.first;
+ while(ob) {
+
+ if(ob->data==id) {
+
+ if(totcol==0) {
+ if(ob->totcol) {
+ MEM_freeN(ob->mat);
+ ob->mat= 0;
+ }
+ }
+ else if(ob->totcol<totcol) {
+ newmatar= MEM_callocN(sizeof(void *)*totcol, "newmatar");
+ if(ob->totcol) {
+ memcpy(newmatar, ob->mat, sizeof(void *)*ob->totcol);
+ MEM_freeN(ob->mat);
+ }
+ ob->mat= newmatar;
+ }
+ ob->totcol= totcol;
+ if(ob->totcol && ob->actcol==0) ob->actcol= 1;
+ if(ob->actcol>ob->totcol) ob->actcol= ob->totcol;
+ }
+ ob= ob->id.next;
+ }
+}
+
+
+void assign_material(Object *ob, Material *ma, int act)
+{
+ Material *mao, **matar, ***matarar;
+ short *totcolp;
+
+ if(act>MAXMAT) return;
+ if(act<1) act= 1;
+
+ /* test arraylens */
+
+ totcolp= give_totcolp(ob);
+ matarar= give_matarar(ob);
+
+ if(totcolp==0 || matarar==0) return;
+
+ if( act > *totcolp) {
+ matar= MEM_callocN(sizeof(void *)*act, "matarray1");
+ if( *totcolp) {
+ memcpy(matar, *matarar, sizeof(void *)*( *totcolp ));
+ MEM_freeN(*matarar);
+ }
+ *matarar= matar;
+ *totcolp= act;
+ }
+
+ if(act > ob->totcol) {
+ matar= MEM_callocN(sizeof(void *)*act, "matarray2");
+ if( ob->totcol) {
+ memcpy(matar, ob->mat, sizeof(void *)*( ob->totcol ));
+ MEM_freeN(ob->mat);
+ }
+ ob->mat= matar;
+ ob->totcol= act;
+ }
+
+ /* doe 't */
+
+ if( BTST(ob->colbits, act-1) ) { /* aan object */
+ mao= ob->mat[act-1];
+ if(mao) mao->id.us--;
+ ob->mat[act-1]= ma;
+ }
+ else { /* aan data */
+ mao= (*matarar)[act-1];
+ if(mao) mao->id.us--;
+ (*matarar)[act-1]= ma;
+ }
+ id_us_plus((ID *)ma);
+ test_object_materials(ob->data);
+}
+
+void new_material_to_objectdata(Object *ob)
+{
+ Material *ma;
+
+ if(ob==0) return;
+ if(ob->totcol>=MAXMAT) return;
+
+ ma= give_current_material(ob, ob->actcol);
+ if(ma==0) {
+ ma= add_material("Material");
+ ma->id.us= 0;
+ }
+
+ if(ob->actcol) {
+ if( BTST(ob->colbits, ob->actcol-1) ) {
+ ob->colbits= BSET(ob->colbits, ob->totcol);
+ }
+ }
+
+ assign_material(ob, ma, ob->totcol+1);
+ ob->actcol= ob->totcol;
+}
+
+
+void init_render_material(Material *ma)
+{
+ MTex *mtex;
+ int a, needuv=0;
+
+ if(ma->ren) return;
+
+ if(ma->flarec==0) ma->flarec= 1;
+
+ ma->ren= MEM_mallocN(sizeof(Material), "initrendermaterial");
+ memcpy(ma->ren, ma, sizeof(Material));
+
+ /* alle texcoflags van mtex adden */
+ ma= ma->ren;
+ ma->texco= 0;
+ ma->mapto= 0;
+ for(a=0; a<8; a++) {
+ mtex= ma->mtex[a];
+ if(mtex && mtex->tex) {
+
+ /* force std. ref mapping for envmap */
+ if(mtex->tex->type==TEX_ENVMAP) {
+/* mtex->texco= TEXCO_REFL; */
+/* mtex->projx= PROJ_X; */
+/* mtex->projy= PROJ_Y; */
+/* mtex->projz= PROJ_Z; */
+/* mtex->mapping= MTEX_FLAT; */
+ }
+ /* hier niet testen op mtex->object en mtex->texco op TEXCO_ORCO zetten: mtex is linked! */
+
+ ma->texco |= mtex->texco;
+ ma->mapto |= mtex->mapto;
+ if(R.osa) {
+ if ELEM3(mtex->tex->type, TEX_IMAGE, TEX_PLUGIN, TEX_ENVMAP) ma->texco |= TEXCO_OSA;
+ }
+
+ if(ma->texco & (511)) needuv= 1;
+
+ if(mtex->object) mtex->object->flag |= OB_DO_IMAT;
+
+ }
+ }
+ if(ma->mode & MA_ZTRA) {
+ /* if(ma->alpha==0.0 || ma->alpha==1.0) */
+ R.flag |= R_ZTRA;
+ }
+ if(ma->mode & MA_VERTEXCOLP) ma->mode |= MA_VERTEXCOL;
+
+ if(ma->mode & (MA_VERTEXCOL|MA_FACETEXTURE)) {
+ needuv= 1;
+ if(R.osa) ma->texco |= TEXCO_OSA; /* for texfaces */
+ }
+ if(needuv) ma->texco |= NEED_UV;
+
+ ma->ambr= ma->amb*R.wrld.ambr;
+ ma->ambg= ma->amb*R.wrld.ambg;
+ ma->ambb= ma->amb*R.wrld.ambb;
+
+}
+
+void init_render_materials()
+{
+ Material *ma;
+
+ ma= G.main->mat.first;
+ while(ma) {
+ if(ma->id.us) init_render_material(ma);
+ ma= ma->id.next;
+ }
+
+}
+
+void end_render_material(Material *ma)
+{
+
+ if(ma->ren) MEM_freeN(ma->ren);
+ ma->ren= 0;
+
+ if(ma->mode & (MA_VERTEXCOLP|MA_FACETEXTURE)) {
+ if( !(ma->mode & MA_HALO) ) {
+ ma->r= ma->g= ma->b= 1.0;
+ }
+ }
+}
+
+void end_render_materials()
+{
+ Material *ma;
+
+ ma= G.main->mat.first;
+ while(ma) {
+ if(ma->id.us) end_render_material(ma);
+ ma= ma->id.next;
+ }
+
+}
+
+
+/* ****************** */
+
+char colname_array[125][20]= {
+"Black","DarkRed","HalveRed","Red","Red",
+"DarkGreen","DarkOlive","Brown","Chocolate","OrangeRed",
+"HalveGreen","GreenOlive","DryOlive","Goldenrod","DarkOrange",
+"LightGreen","Chartreuse","YellowGreen","Yellow","Gold",
+"Green","LawnGreen","GreenYellow","LightOlive","Yellow",
+"DarkBlue","DarkPurple","HotPink","VioletPink","RedPink",
+"SlateGray","DarkGrey","PalePurple","IndianRed","Tomato",
+"SeaGreen","PaleGreen","GreenKhaki","LightBrown","LightSalmon",
+"SpringGreen","PaleGreen","MediumOlive","YellowBrown","LightGold",
+"LightGreen","LightGreen","LightGreen","GreenYellow","PaleYellow",
+"HalveBlue","DarkSky","HalveMagenta","VioletRed","DeepPink",
+"SteelBlue","SkyBlue","Orchid","LightHotPink","HotPink",
+"SeaGreen","SlateGray","MediumGrey","Burlywood","LightPink",
+"SpringGreen","Aquamarine","PaleGreen","Khaki","PaleOrange",
+"SpringGreen","SeaGreen","PaleGreen","PaleWhite","YellowWhite",
+"LightBlue","Purple","MediumOrchid","Magenta","Magenta",
+"RoyalBlue","SlateBlue","MediumOrchid","Orchid","Magenta",
+"DeepSkyBlue","LightSteelBlue","LightSkyBlue","Violet","LightPink",
+"Cyaan","DarkTurquoise","SkyBlue","Grey","Snow",
+"Mint","Mint","Aquamarine","MintCream","Ivory",
+"Blue","Blue","DarkMagenta","DarkOrchid","Magenta",
+"SkyBlue","RoyalBlue","LightSlateBlue","MediumOrchid","Magenta",
+"DodgerBlue","SteelBlue","MediumPurple","PalePurple","Plum",
+"DeepSkyBlue","PaleBlue","LightSkyBlue","PalePurple","Thistle",
+"Cyan","ColdBlue","PaleTurquoise","GhostWhite","White"
+};
+
+void automatname(Material *ma)
+{
+ int nr, r, g, b;
+ float ref;
+
+ if(ma==0) return;
+ if(ma->mode & MA_SHLESS) ref= 1.0;
+ else ref= ma->ref;
+
+ r= (int)(4.99*(ref*ma->r));
+ g= (int)(4.99*(ref*ma->g));
+ b= (int)(4.99*(ref*ma->b));
+ nr= r + 5*g + 25*b;
+ if(nr>124) nr= 124;
+ new_id(&G.main->mat, (ID *)ma, colname_array[nr]);
+
+}
+
+
+void delete_material_index()
+{
+ Material *mao, ***matarar;
+ Object *ob, *obt;
+ Mesh *me;
+ Curve *cu;
+ Nurb *nu;
+ MFace *mface;
+ short *totcolp;
+ int a, actcol;
+
+ if(G.obedit) {
+ error("Unable to perform function in EditMode");
+ return;
+ }
+ ob= ((G.scene->basact)? (G.scene->basact->object) : 0) ;
+ if(ob==0 || ob->totcol==0) return;
+
+ /* neem als uitgangspunt de mesh/curve/mball, verwijder 1 index, EN bij alle ob's
+ * die ook zelfde ob->data hebben
+ *
+ * Daarna ook indexen in mesh/curve/mball wijzigen!!!
+ */
+
+ totcolp= give_totcolp(ob);
+ matarar= give_matarar(ob);
+
+ /* we deleten de actcol */
+ if(ob->totcol) {
+ mao= (*matarar)[ob->actcol-1];
+ if(mao) mao->id.us--;
+ }
+
+ for(a=ob->actcol; a<ob->totcol; a++) {
+ (*matarar)[a-1]= (*matarar)[a];
+ }
+ (*totcolp)--;
+
+ if(*totcolp==0) {
+ MEM_freeN(*matarar);
+ *matarar= 0;
+ }
+
+ actcol= ob->actcol;
+ obt= G.main->object.first;
+ while(obt) {
+
+ if(obt->data==ob->data) {
+
+ /* LET OP: actcol hier niet van ob of van obt pakken (kan nul worden) */
+ mao= obt->mat[actcol-1];
+ if(mao) mao->id.us--;
+
+ for(a=actcol; a<obt->totcol; a++) obt->mat[a-1]= obt->mat[a];
+ obt->totcol--;
+ if(obt->actcol > obt->totcol) obt->actcol= obt->totcol;
+
+ if(obt->totcol==0) {
+ MEM_freeN(obt->mat);
+ obt->mat= 0;
+ }
+ }
+ obt= obt->id.next;
+ }
+ allqueue(REDRAWBUTSMAT, 0);
+
+
+ /* indexen van mesh goedzetten */
+
+ if(ob->type==OB_MESH) {
+ me= get_mesh(ob);
+ mface= me->mface;
+ a= me->totface;
+ while(a--) {
+ if(mface->mat_nr && mface->mat_nr>=actcol-1) mface->mat_nr--;
+ mface++;
+ }
+ makeDispList(ob);
+ }
+ else if ELEM(ob->type, OB_CURVE, OB_SURF) {
+ cu= ob->data;
+ nu= cu->nurb.first;
+
+ while(nu) {
+ if(nu->mat_nr && nu->mat_nr>=actcol-1) nu->mat_nr--;
+ nu= nu->next;
+ }
+ makeDispList(ob);
+ }
+}
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