1403 lines
41 KiB
C
1403 lines
41 KiB
C
/**
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* $Id$
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*
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* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version. The Blender
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* Foundation also sells licenses for use in proprietary software under
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* the Blender License. See http://www.blender.org/BL/ for information
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* about this.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2005 Blender Foundation.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL/BL DUAL LICENSE BLOCK *****
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <math.h>
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#include "MEM_guardedalloc.h"
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#include "DNA_mesh_types.h"
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#include "DNA_meshdata_types.h"
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#include "DNA_modifier_types.h"
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#include "DNA_object_types.h"
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#include "BKE_bad_level_calls.h"
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#include "BKE_utildefines.h"
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#include "BKE_global.h"
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#include "BKE_mesh.h"
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#include "BKE_subsurf.h"
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#include "BKE_displist.h"
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#include "BKE_DerivedMesh.h"
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#include "BLI_blenlib.h"
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#include "BLI_editVert.h"
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#include "BLI_arithb.h"
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#include "BLI_linklist.h"
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#include "BLI_memarena.h"
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#include "BIF_gl.h"
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#include "CCGSubSurf.h"
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typedef struct _VertData {
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float co[3];
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float no[3];
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} VertData;
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///
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static void *arena_alloc(CCGAllocatorHDL a, int numBytes) {
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return BLI_memarena_alloc(a, numBytes);
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}
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static void *arena_realloc(CCGAllocatorHDL a, void *ptr, int newSize, int oldSize) {
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void *p2 = BLI_memarena_alloc(a, newSize);
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if (ptr) {
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memcpy(p2, ptr, oldSize);
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}
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return p2;
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}
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static void arena_free(CCGAllocatorHDL a, void *ptr) {
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}
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static void arena_release(CCGAllocatorHDL a) {
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BLI_memarena_free(a);
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}
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static CCGSubSurf *_getSubSurf(CCGSubSurf *prevSS, int subdivLevels, int useAging, int useArena, int useEdgeCreation, int useFlatSubdiv) {
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CCGMeshIFC ifc;
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CCGSubSurf *ccgSS;
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/* subdivLevels==0 is not allowed */
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subdivLevels = MAX2(subdivLevels, 1);
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if (prevSS) {
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int oldUseAging;
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ccgSubSurf_getUseAgeCounts(prevSS, &oldUseAging, NULL, NULL, NULL);
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if (oldUseAging!=useAging) {
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ccgSubSurf_free(prevSS);
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} else {
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ccgSubSurf_setSubdivisionLevels(prevSS, subdivLevels);
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return prevSS;
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}
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}
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if (useAging) {
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ifc.vertUserSize = ifc.edgeUserSize = ifc.faceUserSize = 8;
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} else {
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ifc.vertUserSize = ifc.edgeUserSize = ifc.faceUserSize = 4;
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}
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ifc.vertDataSize = sizeof(VertData);
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if (useArena) {
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CCGAllocatorIFC allocatorIFC;
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CCGAllocatorHDL allocator = BLI_memarena_new((1<<16));
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allocatorIFC.alloc = arena_alloc;
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allocatorIFC.realloc = arena_realloc;
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allocatorIFC.free = arena_free;
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allocatorIFC.release = arena_release;
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ccgSS = ccgSubSurf_new(&ifc, subdivLevels, &allocatorIFC, allocator);
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} else {
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ccgSS = ccgSubSurf_new(&ifc, subdivLevels, NULL, NULL);
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}
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if (useAging) {
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ccgSubSurf_setUseAgeCounts(ccgSS, 1, 4, 4, 4);
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}
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if (useEdgeCreation) {
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ccgSubSurf_setAllowEdgeCreation(ccgSS, 1, useFlatSubdiv?subdivLevels:0.0f);
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}
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ccgSubSurf_setCalcVertexNormals(ccgSS, 1, BLI_STRUCT_OFFSET(VertData, no));
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return ccgSS;
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}
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static int getEdgeIndex(CCGSubSurf *ss, CCGEdge *e, int x, int edgeSize) {
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CCGVert *v0 = ccgSubSurf_getEdgeVert0(ss, e);
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CCGVert *v1 = ccgSubSurf_getEdgeVert1(ss, e);
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int v0idx = *((int*) ccgSubSurf_getVertUserData(ss, v0));
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int v1idx = *((int*) ccgSubSurf_getVertUserData(ss, v1));
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int edgeBase = *((int*) ccgSubSurf_getEdgeUserData(ss, e));
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if (x==0) {
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return v0idx;
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} else if (x==edgeSize-1) {
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return v1idx;
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} else {
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return edgeBase + x-1;
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}
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}
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static int getFaceIndex(CCGSubSurf *ss, CCGFace *f, int S, int x, int y, int edgeSize, int gridSize) {
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int faceBase = *((int*) ccgSubSurf_getFaceUserData(ss, f));
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int numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
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if (x==gridSize-1 && y==gridSize-1) {
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CCGVert *v = ccgSubSurf_getFaceVert(ss, f, S);
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return *((int*) ccgSubSurf_getVertUserData(ss, v));
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} else if (x==gridSize-1) {
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CCGVert *v = ccgSubSurf_getFaceVert(ss, f, S);
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CCGEdge *e = ccgSubSurf_getFaceEdge(ss, f, S);
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int edgeBase = *((int*) ccgSubSurf_getEdgeUserData(ss, e));
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if (v==ccgSubSurf_getEdgeVert0(ss, e)) {
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return edgeBase + (gridSize-1-y)-1;
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} else {
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return edgeBase + (edgeSize-2-1)-((gridSize-1-y)-1);
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}
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} else if (y==gridSize-1) {
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CCGVert *v = ccgSubSurf_getFaceVert(ss, f, S);
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CCGEdge *e = ccgSubSurf_getFaceEdge(ss, f, (S+numVerts-1)%numVerts);
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int edgeBase = *((int*) ccgSubSurf_getEdgeUserData(ss, e));
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if (v==ccgSubSurf_getEdgeVert0(ss, e)) {
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return edgeBase + (gridSize-1-x)-1;
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} else {
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return edgeBase + (edgeSize-2-1)-((gridSize-1-x)-1);
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}
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} else if (x==0 && y==0) {
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return faceBase;
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} else if (x==0) {
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S = (S+numVerts-1)%numVerts;
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return faceBase + 1 + (gridSize-2)*S + (y-1);
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} else if (y==0) {
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return faceBase + 1 + (gridSize-2)*S + (x-1);
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} else {
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return faceBase + 1 + (gridSize-2)*numVerts + S*(gridSize-2)*(gridSize-2) + (y-1)*(gridSize-2) + (x-1);
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}
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}
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static DispListMesh *ss_to_displistmesh(CCGSubSurf *ss, int ssFromEditmesh, Mesh *inMe, DispListMesh *inDLM) {
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DispListMesh *dlm = MEM_callocN(sizeof(*dlm), "dlm");
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int edgeSize = ccgSubSurf_getEdgeSize(ss);
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int gridSize = ccgSubSurf_getGridSize(ss);
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int edgeIndexBase, edgeBase, faceIndexBase, faceBase;
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int i, j, k, S, x, y;
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int vertBase = 0;
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TFace *tface = NULL;
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MEdge *medge = NULL;
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MFace *mface = NULL;
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MCol *mcol = NULL;
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CCGVertIterator *vi;
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CCGEdgeIterator *ei;
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CCGFaceIterator *fi;
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if (!ssFromEditmesh) {
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if (inDLM) {
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tface = inDLM->tface;
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medge = inDLM->medge;
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mface = inDLM->mface;
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mcol = inDLM->mcol;
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} else if (inMe) {
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tface = inMe->tface;
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medge = inMe->medge;
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mface = inMe->mface;
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mcol = inMe->mcol;
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}
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}
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dlm->totvert = ccgSubSurf_getNumFinalVerts(ss);
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dlm->totedge = ccgSubSurf_getNumFinalEdges(ss);
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dlm->totface = ccgSubSurf_getNumFinalFaces(ss);
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dlm->mvert = MEM_callocN(dlm->totvert*sizeof(*dlm->mvert), "dlm->mvert");
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dlm->medge = MEM_callocN(dlm->totedge*sizeof(*dlm->medge), "dlm->medge");
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dlm->mface = MEM_callocN(dlm->totface*sizeof(*dlm->mface), "dlm->mface");
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if (!ssFromEditmesh && tface) {
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dlm->tface = MEM_callocN(dlm->totface*sizeof(*dlm->tface), "dlm->tface");
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dlm->mcol = NULL;
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} else if (!ssFromEditmesh && mcol) {
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dlm->tface = NULL;
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dlm->mcol = MEM_mallocN(dlm->totface*4*sizeof(*dlm->mcol), "dlm->mcol");
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} else {
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dlm->tface = NULL;
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dlm->mcol = NULL;
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}
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// load vertices
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vertBase = i = 0;
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vi = ccgSubSurf_getVertIterator(ss);
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for (; !ccgVertIterator_isStopped(vi); ccgVertIterator_next(vi)) {
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CCGVert *v = ccgVertIterator_getCurrent(vi);
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VecCopyf(dlm->mvert[i].co, ccgSubSurf_getVertData(ss, v));
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*((int*) ccgSubSurf_getVertUserData(ss, v)) = i++;
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}
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ccgVertIterator_free(vi);
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edgeIndexBase = edgeBase = i;
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ei = ccgSubSurf_getEdgeIterator(ss);
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for (; !ccgEdgeIterator_isStopped(ei); ccgEdgeIterator_next(ei)) {
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CCGEdge *e = ccgEdgeIterator_getCurrent(ei);
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int x;
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for (x=1; x<edgeSize-1; x++) {
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VecCopyf(dlm->mvert[i++].co, ccgSubSurf_getEdgeData(ss, e, x));
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}
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*((int*) ccgSubSurf_getEdgeUserData(ss, e)) = edgeBase;
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edgeBase += edgeSize-2;
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}
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ccgEdgeIterator_free(ei);
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faceIndexBase = faceBase = i;
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fi = ccgSubSurf_getFaceIterator(ss);
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for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
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CCGFace *f = ccgFaceIterator_getCurrent(fi);
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int x, y, S, numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
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VecCopyf(dlm->mvert[i++].co, ccgSubSurf_getFaceCenterData(ss, f));
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for (S=0; S<numVerts; S++) {
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for (x=1; x<gridSize-1; x++) {
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VecCopyf(dlm->mvert[i++].co, ccgSubSurf_getFaceGridEdgeData(ss, f, S, x));
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}
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}
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for (S=0; S<numVerts; S++) {
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for (y=1; y<gridSize-1; y++) {
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for (x=1; x<gridSize-1; x++) {
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VecCopyf(dlm->mvert[i++].co, ccgSubSurf_getFaceGridData(ss, f, S, x, y));
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}
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}
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}
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*((int*) ccgSubSurf_getFaceUserData(ss, f)) = faceBase;
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faceBase += 1 + numVerts*((gridSize-2) + (gridSize-2)*(gridSize-2));
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}
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ccgFaceIterator_free(fi);
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// load edges
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i=0;
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ei = ccgSubSurf_getEdgeIterator(ss);
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for (; !ccgEdgeIterator_isStopped(ei); ccgEdgeIterator_next(ei)) {
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CCGEdge *e = ccgEdgeIterator_getCurrent(ei);
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for (x=0; x<edgeSize-1; x++) {
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MEdge *med = &dlm->medge[i];
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med->v1 = getEdgeIndex(ss, e, x, edgeSize);
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med->v2 = getEdgeIndex(ss, e, x+1, edgeSize);
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med->flag = ME_EDGEDRAW;
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if (ssFromEditmesh) {
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EditEdge *ee = ccgSubSurf_getEdgeEdgeHandle(ss, e);
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if (ee->seam) {
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med->flag|= ME_SEAM;
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}
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} else {
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int edgeIdx = (int) ccgSubSurf_getEdgeEdgeHandle(ss, e);
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/* Edges created by lib have handle of -1 */
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if (edgeIdx!=-1 && medge) {
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MEdge *origMed = &medge[edgeIdx];
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med->flag|= (origMed->flag&ME_SEAM);
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}
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}
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i++;
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}
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}
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ccgEdgeIterator_free(ei);
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fi = ccgSubSurf_getFaceIterator(ss);
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for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
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CCGFace *f = ccgFaceIterator_getCurrent(fi);
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int numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
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for (k=0; k<numVerts; k++) {
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for (x=0; x<gridSize-1; x++) {
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MEdge *med = &dlm->medge[i];
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med->v1 = getFaceIndex(ss, f, k, x, 0, edgeSize, gridSize);
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med->v2 = getFaceIndex(ss, f, k, x+1, 0, edgeSize, gridSize);
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i++;
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}
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for (x=1; x<gridSize-1; x++) {
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for (y=0; y<gridSize-1; y++) {
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MEdge *med;
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med = &dlm->medge[i];
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med->v1 = getFaceIndex(ss, f, k, x, y, edgeSize, gridSize);
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med->v2 = getFaceIndex(ss, f, k, x, y+1, edgeSize, gridSize);
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i++;
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med = &dlm->medge[i];
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med->v1 = getFaceIndex(ss, f, k, y, x, edgeSize, gridSize);
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med->v2 = getFaceIndex(ss, f, k, y+1, x, edgeSize, gridSize);
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i++;
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}
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}
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}
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}
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ccgFaceIterator_free(fi);
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// load faces
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i = 0;
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fi = ccgSubSurf_getFaceIterator(ss);
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for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
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CCGFace *f = ccgFaceIterator_getCurrent(fi);
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int numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
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float edge_data[4][6];
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float corner_data[4][6];
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float center_data[6] = {0};
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int numDataComponents = 0;
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TFace *origTFace = NULL;
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int mat_nr;
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int flag;
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if (!ssFromEditmesh) {
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int origIdx = (int) ccgSubSurf_getFaceFaceHandle(ss, f);
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MFace *origMFace = &mface[origIdx];
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if (tface) {
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origTFace = &tface[origIdx];
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for (S=0; S<numVerts; S++) {
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unsigned char *col = (unsigned char*) &origTFace->col[S];
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corner_data[S][0] = col[0]/255.0f;
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corner_data[S][1] = col[1]/255.0f;
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corner_data[S][2] = col[2]/255.0f;
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corner_data[S][3] = col[3]/255.0f;
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corner_data[S][4] = origTFace->uv[S][0];
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corner_data[S][5] = origTFace->uv[S][1];
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}
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numDataComponents = 6;
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} else if (mcol) {
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MCol *origMCol = &mcol[origIdx*4];
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for (S=0; S<numVerts; S++) {
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unsigned char *col = (unsigned char*) &origMCol[S];
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corner_data[S][0] = col[0]/255.0f;
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corner_data[S][1] = col[1]/255.0f;
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corner_data[S][2] = col[2]/255.0f;
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corner_data[S][3] = col[3]/255.0f;
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}
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numDataComponents = 4;
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}
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mat_nr = origMFace->mat_nr;
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flag = origMFace->flag;
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} else {
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EditFace *ef = ccgSubSurf_getFaceFaceHandle(ss, f);
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mat_nr = ef->mat_nr;
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flag = ef->flag;
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}
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for (S=0; S<numVerts; S++) {
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for (k=0; k<numDataComponents; k++) {
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edge_data[S][k] = (corner_data[S][k] + corner_data[(S+1)%numVerts][k])*0.5f;
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center_data[k]+= corner_data[S][k];
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}
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}
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for (k=0; k<numDataComponents; k++) {
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center_data[k]/= numVerts;
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}
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for (S=0; S<numVerts; S++) {
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int prevS= (S-1+numVerts)%numVerts;
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for (y=0; y<gridSize-1; y++) {
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for (x=0; x<gridSize-1; x++) {
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MFace *mf = &dlm->mface[i];
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mf->v1 = getFaceIndex(ss, f, S, x+0, y+1, edgeSize, gridSize);
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mf->v2 = getFaceIndex(ss, f, S, x+1, y+1, edgeSize, gridSize);
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mf->v3 = getFaceIndex(ss, f, S, x+1, y+0, edgeSize, gridSize);
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mf->v4 = getFaceIndex(ss, f, S, x+0, y+0, edgeSize, gridSize);
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mf->mat_nr = mat_nr;
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mf->flag = flag;
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mf->edcode = 0;
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if (x+1==gridSize-1)
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mf->edcode|= ME_V2V3;
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if (y+1==gridSize-1)
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mf->edcode|= ME_V1V2;
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for (j=0; j<4; j++) {
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int fx = x + (j==1||j==2);
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int fy = y + (j==0||j==1);
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float x_v = (float) fx/(gridSize-1);
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float y_v = (float) fy/(gridSize-1);
|
|
float data[6];
|
|
|
|
for (k=0; k<numDataComponents; k++) {
|
|
data[k] = (center_data[k]*(1.0f-x_v) + edge_data[S][k]*x_v)*(1.0f-y_v) +
|
|
(edge_data[prevS][k]*(1.0f-x_v) + corner_data[S][k]*x_v)*y_v;
|
|
}
|
|
|
|
if (dlm->tface) {
|
|
TFace *tf = &dlm->tface[i];
|
|
unsigned char col[4];
|
|
col[0] = (int) (data[0]*255);
|
|
col[1] = (int) (data[1]*255);
|
|
col[2] = (int) (data[2]*255);
|
|
col[3] = (int) (data[3]*255);
|
|
tf->col[j] = *((unsigned int*) col);
|
|
tf->uv[j][0] = data[4];
|
|
tf->uv[j][1] = data[5];
|
|
} else if (dlm->mcol) {
|
|
unsigned char *col = (unsigned char*) &dlm->mcol[i*4+j];
|
|
col[0] = (int) (data[0]*255);
|
|
col[1] = (int) (data[1]*255);
|
|
col[2] = (int) (data[2]*255);
|
|
col[3] = (int) (data[3]*255);
|
|
}
|
|
}
|
|
if (dlm->tface) {
|
|
TFace *tf = &dlm->tface[i];
|
|
tf->tpage = origTFace->tpage;
|
|
tf->flag = origTFace->flag;
|
|
tf->transp = origTFace->transp;
|
|
tf->mode = origTFace->mode;
|
|
tf->tile = origTFace->tile;
|
|
}
|
|
|
|
i++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
ccgFaceIterator_free(fi);
|
|
|
|
mesh_calc_normals(dlm->mvert, dlm->totvert, dlm->mface, dlm->totface, &dlm->nors);
|
|
|
|
return dlm;
|
|
}
|
|
|
|
static void ss_sync_from_mesh(CCGSubSurf *ss, Mesh *me, DispListMesh *dlm, float (*vertexCos)[3], int useFlatSubdiv) {
|
|
float creaseFactor = (float) ccgSubSurf_getSubdivisionLevels(ss);
|
|
CCGVertHDL fVerts[4];
|
|
MVert *mvert = dlm?dlm->mvert:me->mvert;
|
|
MEdge *medge = dlm?dlm->medge:me->medge;
|
|
MFace *mface = dlm?dlm->mface:me->mface;
|
|
int totvert = dlm?dlm->totvert:me->totvert;
|
|
int totedge = dlm?dlm->totedge:me->totedge;
|
|
int totface = dlm?dlm->totface:me->totface;
|
|
int i;
|
|
|
|
ccgSubSurf_initFullSync(ss);
|
|
|
|
if (vertexCos) {
|
|
for (i=0; i<totvert; i++) {
|
|
ccgSubSurf_syncVert(ss, (CCGVertHDL) i, vertexCos[i]);
|
|
}
|
|
} else {
|
|
for (i=0; i<totvert; i++) {
|
|
ccgSubSurf_syncVert(ss, (CCGVertHDL) i, mvert[i].co);
|
|
}
|
|
}
|
|
|
|
if (medge) {
|
|
for (i=0; i<totedge; i++) {
|
|
MEdge *med = &medge[i];
|
|
float crease = useFlatSubdiv?creaseFactor:med->crease*creaseFactor/255.0f;
|
|
|
|
ccgSubSurf_syncEdge(ss, (CCGEdgeHDL) i, (CCGVertHDL) med->v1, (CCGVertHDL) med->v2, crease);
|
|
}
|
|
} else {
|
|
for (i=0; i<totface; i++) {
|
|
MFace *mf = &((MFace*) mface)[i];
|
|
|
|
if (!mf->v3) {
|
|
ccgSubSurf_syncEdge(ss, (CCGEdgeHDL) i, (CCGVertHDL) mf->v1, (CCGVertHDL) mf->v2, useFlatSubdiv?creaseFactor:0.0f);
|
|
}
|
|
}
|
|
}
|
|
|
|
for (i=0; i<totface; i++) {
|
|
MFace *mf = &((MFace*) mface)[i];
|
|
|
|
if (mf->v3) {
|
|
fVerts[0] = (CCGVertHDL) mf->v1;
|
|
fVerts[1] = (CCGVertHDL) mf->v2;
|
|
fVerts[2] = (CCGVertHDL) mf->v3;
|
|
fVerts[3] = (CCGVertHDL) mf->v4;
|
|
|
|
ccgSubSurf_syncFace(ss, (CCGFaceHDL) i, fVerts[3]?4:3, fVerts);
|
|
}
|
|
}
|
|
|
|
ccgSubSurf_processSync(ss);
|
|
}
|
|
|
|
void ss_sync_from_editmesh(CCGSubSurf *ss, EditMesh *em, float (*vertCos)[3], int useFlatSubdiv)
|
|
{
|
|
float creaseFactor = (float) ccgSubSurf_getSubdivisionLevels(ss);
|
|
EditVert *ev, *fVerts[4];
|
|
EditEdge *ee;
|
|
EditFace *ef;
|
|
|
|
ccgSubSurf_initFullSync(ss);
|
|
|
|
if (vertCos) {
|
|
int i=0;
|
|
|
|
for (ev=em->verts.first; ev; ev=ev->next) {
|
|
ccgSubSurf_syncVert(ss, ev, vertCos[i++]);
|
|
}
|
|
} else {
|
|
for (ev=em->verts.first; ev; ev=ev->next) {
|
|
ccgSubSurf_syncVert(ss, ev, ev->co);
|
|
}
|
|
}
|
|
|
|
for (ee=em->edges.first; ee; ee=ee->next) {
|
|
ccgSubSurf_syncEdge(ss, ee, ee->v1, ee->v2, useFlatSubdiv?creaseFactor:ee->crease*creaseFactor);
|
|
}
|
|
|
|
for (ef=em->faces.first; ef; ef=ef->next) {
|
|
fVerts[0] = ef->v1;
|
|
fVerts[1] = ef->v2;
|
|
fVerts[2] = ef->v3;
|
|
fVerts[3] = ef->v4;
|
|
|
|
ccgSubSurf_syncFace(ss, ef, ef->v4?4:3, (CCGVertHDL*) fVerts);
|
|
}
|
|
|
|
ccgSubSurf_processSync(ss);
|
|
}
|
|
|
|
/***/
|
|
|
|
typedef struct {
|
|
DerivedMesh dm;
|
|
|
|
CCGSubSurf *ss;
|
|
int fromEditmesh;
|
|
|
|
Mesh *me;
|
|
DispListMesh *dlm;
|
|
} CCGDerivedMesh;
|
|
|
|
static void ccgDM_getMinMax(DerivedMesh *dm, float min_r[3], float max_r[3]) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGVertIterator *vi = ccgSubSurf_getVertIterator(ss);
|
|
CCGEdgeIterator *ei = ccgSubSurf_getEdgeIterator(ss);
|
|
CCGFaceIterator *fi = ccgSubSurf_getFaceIterator(ss);
|
|
int i, edgeSize = ccgSubSurf_getEdgeSize(ss);
|
|
int gridSize = ccgSubSurf_getGridSize(ss);
|
|
|
|
if (!ccgSubSurf_getNumVerts(ss))
|
|
min_r[0] = min_r[1] = min_r[2] = max_r[0] = max_r[1] = max_r[2] = 0.0;
|
|
|
|
for (; !ccgVertIterator_isStopped(vi); ccgVertIterator_next(vi)) {
|
|
CCGVert *v = ccgVertIterator_getCurrent(vi);
|
|
float *co = ccgSubSurf_getVertData(ss, v);
|
|
|
|
DO_MINMAX(co, min_r, max_r);
|
|
}
|
|
|
|
for (; !ccgEdgeIterator_isStopped(ei); ccgEdgeIterator_next(ei)) {
|
|
CCGEdge *e = ccgEdgeIterator_getCurrent(ei);
|
|
VertData *edgeData = ccgSubSurf_getEdgeDataArray(ss, e);
|
|
|
|
for (i=0; i<edgeSize; i++)
|
|
DO_MINMAX(edgeData[i].co, min_r, max_r);
|
|
}
|
|
|
|
for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
|
|
CCGFace *f = ccgFaceIterator_getCurrent(fi);
|
|
int S, x, y, numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
|
|
|
|
for (S=0; S<numVerts; S++) {
|
|
VertData *faceGridData = ccgSubSurf_getFaceGridDataArray(ss, f, S);
|
|
|
|
for (y=0; y<gridSize; y++)
|
|
for (x=0; x<gridSize; x++)
|
|
DO_MINMAX(faceGridData[y*gridSize + x].co, min_r, max_r);
|
|
}
|
|
}
|
|
|
|
ccgFaceIterator_free(fi);
|
|
ccgEdgeIterator_free(ei);
|
|
ccgVertIterator_free(vi);
|
|
}
|
|
static int ccgDM_getNumVerts(DerivedMesh *dm) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
|
|
return ccgSubSurf_getNumFinalVerts(ccgdm->ss);
|
|
}
|
|
static int ccgDM_getNumFaces(DerivedMesh *dm) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
|
|
return ccgSubSurf_getNumFinalFaces(ccgdm->ss);
|
|
}
|
|
static void ccgdm_getVertCos(DerivedMesh *dm, float (*cos)[3]) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
int edgeSize = ccgSubSurf_getEdgeSize(ss);
|
|
int gridSize = ccgSubSurf_getGridSize(ss);
|
|
int i;
|
|
CCGVertIterator *vi;
|
|
CCGEdgeIterator *ei;
|
|
CCGFaceIterator *fi;
|
|
|
|
i = 0;
|
|
vi = ccgSubSurf_getVertIterator(ss);
|
|
for (; !ccgVertIterator_isStopped(vi); ccgVertIterator_next(vi)) {
|
|
CCGVert *v = ccgVertIterator_getCurrent(vi);
|
|
VecCopyf(cos[i++], ccgSubSurf_getVertData(ss, v));
|
|
}
|
|
ccgVertIterator_free(vi);
|
|
|
|
ei = ccgSubSurf_getEdgeIterator(ss);
|
|
for (; !ccgEdgeIterator_isStopped(ei); ccgEdgeIterator_next(ei)) {
|
|
CCGEdge *e = ccgEdgeIterator_getCurrent(ei);
|
|
int x;
|
|
|
|
for (x=1; x<edgeSize-1; x++)
|
|
VecCopyf(cos[i++], ccgSubSurf_getEdgeData(ss, e, x));
|
|
}
|
|
ccgEdgeIterator_free(ei);
|
|
|
|
fi = ccgSubSurf_getFaceIterator(ss);
|
|
for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
|
|
CCGFace *f = ccgFaceIterator_getCurrent(fi);
|
|
int x, y, S, numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
|
|
|
|
VecCopyf(cos[i++], ccgSubSurf_getFaceCenterData(ss, f));
|
|
for (S=0; S<numVerts; S++)
|
|
for (x=1; x<gridSize-1; x++)
|
|
VecCopyf(cos[i++], ccgSubSurf_getFaceGridEdgeData(ss, f, S, x));
|
|
for (S=0; S<numVerts; S++)
|
|
for (y=1; y<gridSize-1; y++)
|
|
for (x=1; x<gridSize-1; x++)
|
|
VecCopyf(cos[i++], ccgSubSurf_getFaceGridData(ss, f, S, x, y));
|
|
}
|
|
ccgFaceIterator_free(fi);
|
|
}
|
|
static void ccgDM_getMappedVertCoEM(DerivedMesh *dm, void *vert, float co_r[3]) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGVert *v = ccgSubSurf_getVert(ccgdm->ss, vert);
|
|
float *co = ccgSubSurf_getVertData(ccgdm->ss, v);
|
|
|
|
co_r[0] = co[0];
|
|
co_r[1] = co[1];
|
|
co_r[2] = co[2];
|
|
}
|
|
static DispListMesh *ccgDM_convertToDispListMesh(DerivedMesh *dm) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
|
|
return ss_to_displistmesh(ccgdm->ss, ccgdm->fromEditmesh, ccgdm->me, ccgdm->dlm);
|
|
}
|
|
|
|
static void ccgDM_drawVerts(DerivedMesh *dm) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
int edgeSize = ccgSubSurf_getEdgeSize(ss);
|
|
int gridSize = ccgSubSurf_getGridSize(ss);
|
|
CCGVertIterator *vi;
|
|
CCGEdgeIterator *ei;
|
|
CCGFaceIterator *fi;
|
|
|
|
glBegin(GL_POINTS);
|
|
vi = ccgSubSurf_getVertIterator(ss);
|
|
for (; !ccgVertIterator_isStopped(vi); ccgVertIterator_next(vi)) {
|
|
CCGVert *v = ccgVertIterator_getCurrent(vi);
|
|
glVertex3fv(ccgSubSurf_getVertData(ss, v));
|
|
}
|
|
ccgVertIterator_free(vi);
|
|
|
|
ei = ccgSubSurf_getEdgeIterator(ss);
|
|
for (; !ccgEdgeIterator_isStopped(ei); ccgEdgeIterator_next(ei)) {
|
|
CCGEdge *e = ccgEdgeIterator_getCurrent(ei);
|
|
int x;
|
|
|
|
for (x=1; x<edgeSize-1; x++)
|
|
glVertex3fv(ccgSubSurf_getEdgeData(ss, e, x));
|
|
}
|
|
ccgEdgeIterator_free(ei);
|
|
|
|
fi = ccgSubSurf_getFaceIterator(ss);
|
|
for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
|
|
CCGFace *f = ccgFaceIterator_getCurrent(fi);
|
|
int x, y, S, numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
|
|
|
|
glVertex3fv(ccgSubSurf_getFaceCenterData(ss, f));
|
|
for (S=0; S<numVerts; S++)
|
|
for (x=1; x<gridSize-1; x++)
|
|
glVertex3fv(ccgSubSurf_getFaceGridEdgeData(ss, f, S, x));
|
|
for (S=0; S<numVerts; S++)
|
|
for (y=1; y<gridSize-1; y++)
|
|
for (x=1; x<gridSize-1; x++)
|
|
glVertex3fv(ccgSubSurf_getFaceGridData(ss, f, S, x, y));
|
|
}
|
|
ccgFaceIterator_free(fi);
|
|
glEnd();
|
|
}
|
|
static void ccgDM_drawEdges(DerivedMesh *dm) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGEdgeIterator *ei = ccgSubSurf_getEdgeIterator(ss);
|
|
CCGFaceIterator *fi = ccgSubSurf_getFaceIterator(ss);
|
|
int i, edgeSize = ccgSubSurf_getEdgeSize(ss);
|
|
int gridSize = ccgSubSurf_getGridSize(ss);
|
|
int useAging;
|
|
|
|
ccgSubSurf_getUseAgeCounts(ss, &useAging, NULL, NULL, NULL);
|
|
|
|
for (; !ccgEdgeIterator_isStopped(ei); ccgEdgeIterator_next(ei)) {
|
|
CCGEdge *e = ccgEdgeIterator_getCurrent(ei);
|
|
VertData *edgeData = ccgSubSurf_getEdgeDataArray(ss, e);
|
|
|
|
if (ccgdm->fromEditmesh) {
|
|
EditEdge *eed = ccgSubSurf_getEdgeEdgeHandle(ss, e);
|
|
if (eed->h!=0)
|
|
continue;
|
|
}
|
|
|
|
if (useAging && !(G.f&G_BACKBUFSEL)) {
|
|
int ageCol = 255-ccgSubSurf_getEdgeAge(ss, e)*4;
|
|
glColor3ub(0, ageCol>0?ageCol:0, 0);
|
|
}
|
|
|
|
glBegin(GL_LINE_STRIP);
|
|
for (i=0; i<edgeSize-1; i++) {
|
|
glVertex3fv(edgeData[i].co);
|
|
glVertex3fv(edgeData[i+1].co);
|
|
}
|
|
glEnd();
|
|
}
|
|
|
|
if (useAging && !(G.f&G_BACKBUFSEL)) {
|
|
glColor3ub(0, 0, 0);
|
|
}
|
|
|
|
for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
|
|
CCGFace *f = ccgFaceIterator_getCurrent(fi);
|
|
int S, x, y, numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
|
|
|
|
if (ccgdm->fromEditmesh) {
|
|
EditFace *efa = ccgSubSurf_getFaceFaceHandle(ss, f);
|
|
if (efa->h!=0)
|
|
continue;
|
|
}
|
|
|
|
for (S=0; S<numVerts; S++) {
|
|
VertData *faceGridData = ccgSubSurf_getFaceGridDataArray(ss, f, S);
|
|
|
|
glBegin(GL_LINE_STRIP);
|
|
for (x=0; x<gridSize; x++)
|
|
glVertex3fv(faceGridData[x].co);
|
|
glEnd();
|
|
for (y=1; y<gridSize-1; y++) {
|
|
glBegin(GL_LINE_STRIP);
|
|
for (x=0; x<gridSize; x++)
|
|
glVertex3fv(faceGridData[y*gridSize + x].co);
|
|
glEnd();
|
|
}
|
|
for (x=1; x<gridSize-1; x++) {
|
|
glBegin(GL_LINE_STRIP);
|
|
for (y=0; y<gridSize; y++)
|
|
glVertex3fv(faceGridData[y*gridSize + x].co);
|
|
glEnd();
|
|
}
|
|
}
|
|
}
|
|
|
|
ccgFaceIterator_free(fi);
|
|
ccgEdgeIterator_free(ei);
|
|
}
|
|
static void ccgDM_drawMappedEdges(DerivedMesh *dm) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGEdgeIterator *ei = ccgSubSurf_getEdgeIterator(ss);
|
|
int i, edgeSize = ccgSubSurf_getEdgeSize(ss);
|
|
|
|
for (; !ccgEdgeIterator_isStopped(ei); ccgEdgeIterator_next(ei)) {
|
|
CCGEdge *e = ccgEdgeIterator_getCurrent(ei);
|
|
VertData *edgeData = ccgSubSurf_getEdgeDataArray(ss, e);
|
|
|
|
glBegin(GL_LINE_STRIP);
|
|
for (i=0; i<edgeSize-1; i++) {
|
|
glVertex3fv(edgeData[i].co);
|
|
glVertex3fv(edgeData[i+1].co);
|
|
}
|
|
glEnd();
|
|
}
|
|
|
|
ccgEdgeIterator_free(ei);
|
|
}
|
|
static void ccgDM_drawLooseEdges(DerivedMesh *dm) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGEdgeIterator *ei = ccgSubSurf_getEdgeIterator(ss);
|
|
int i, edgeSize = ccgSubSurf_getEdgeSize(ss);
|
|
|
|
for (; !ccgEdgeIterator_isStopped(ei); ccgEdgeIterator_next(ei)) {
|
|
CCGEdge *e = ccgEdgeIterator_getCurrent(ei);
|
|
|
|
if (!ccgSubSurf_getEdgeNumFaces(ss, e)) {
|
|
VertData *edgeData = ccgSubSurf_getEdgeDataArray(ss, e);
|
|
|
|
glBegin(GL_LINE_STRIP);
|
|
for (i=0; i<edgeSize-1; i++) {
|
|
glVertex3fv(edgeData[i].co);
|
|
glVertex3fv(edgeData[i+1].co);
|
|
}
|
|
glEnd();
|
|
}
|
|
}
|
|
|
|
ccgEdgeIterator_free(ei);
|
|
}
|
|
|
|
static void ccgDM_drawFacesSolid(DerivedMesh *dm, int (*setMaterial)(int)) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGFaceIterator *fi = ccgSubSurf_getFaceIterator(ss);
|
|
int gridSize = ccgSubSurf_getGridSize(ss);
|
|
|
|
for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
|
|
CCGFace *f = ccgFaceIterator_getCurrent(fi);
|
|
int S, x, y, numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
|
|
unsigned char flag,mat_nr;
|
|
|
|
if (ccgdm->fromEditmesh) {
|
|
EditFace *efa = ccgSubSurf_getFaceFaceHandle(ss, f);
|
|
if (efa->h!=0)
|
|
continue;
|
|
|
|
flag = efa->flag;
|
|
mat_nr = efa->mat_nr;
|
|
} else {
|
|
int index = (int) ccgSubSurf_getFaceFaceHandle(ss, f);
|
|
MFace *mf = (ccgdm->dlm?ccgdm->dlm->mface:ccgdm->me->mface) + index;
|
|
flag = mf->flag;
|
|
mat_nr = mf->mat_nr;
|
|
}
|
|
|
|
if (!setMaterial(mat_nr+1))
|
|
continue;
|
|
|
|
glShadeModel((flag&ME_SMOOTH)?GL_SMOOTH:GL_FLAT);
|
|
for (S=0; S<numVerts; S++) {
|
|
VertData *faceGridData = ccgSubSurf_getFaceGridDataArray(ss, f, S);
|
|
|
|
if (flag&ME_SMOOTH) {
|
|
for (y=0; y<gridSize-1; y++) {
|
|
glBegin(GL_QUAD_STRIP);
|
|
for (x=0; x<gridSize; x++) {
|
|
VertData *a = &faceGridData[(y+0)*gridSize + x];
|
|
VertData *b = &faceGridData[(y+1)*gridSize + x];
|
|
|
|
glNormal3fv(a->no);
|
|
glVertex3fv(a->co);
|
|
glNormal3fv(b->no);
|
|
glVertex3fv(b->co);
|
|
}
|
|
glEnd();
|
|
}
|
|
} else {
|
|
glBegin(GL_QUADS);
|
|
for (y=0; y<gridSize-1; y++) {
|
|
for (x=0; x<gridSize-1; x++) {
|
|
float *a = faceGridData[(y+0)*gridSize + x].co;
|
|
float *b = faceGridData[(y+0)*gridSize + x + 1].co;
|
|
float *c = faceGridData[(y+1)*gridSize + x + 1].co;
|
|
float *d = faceGridData[(y+1)*gridSize + x].co;
|
|
float a_cX = c[0]-a[0], a_cY = c[1]-a[1], a_cZ = c[2]-a[2];
|
|
float b_dX = d[0]-b[0], b_dY = d[1]-b[1], b_dZ = d[2]-b[2];
|
|
float no[3];
|
|
|
|
no[0] = b_dY*a_cZ - b_dZ*a_cY;
|
|
no[1] = b_dZ*a_cX - b_dX*a_cZ;
|
|
no[2] = b_dX*a_cY - b_dY*a_cX;
|
|
glNormal3fv(no);
|
|
|
|
glVertex3fv(d);
|
|
glVertex3fv(c);
|
|
glVertex3fv(b);
|
|
glVertex3fv(a);
|
|
}
|
|
}
|
|
glEnd();
|
|
}
|
|
}
|
|
}
|
|
|
|
ccgFaceIterator_free(fi);
|
|
}
|
|
static void ccgDM_drawFacesColored(DerivedMesh *dm, int useTwoSided, unsigned char *col1, unsigned char *col2) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGFaceIterator *fi = ccgSubSurf_getFaceIterator(ss);
|
|
int gridSize = ccgSubSurf_getGridSize(ss);
|
|
unsigned char *cp1, *cp2;
|
|
int useTwoSide=1;
|
|
|
|
cp1= col1;
|
|
if(col2) {
|
|
cp2= col2;
|
|
} else {
|
|
cp2= NULL;
|
|
useTwoSide= 0;
|
|
}
|
|
|
|
glShadeModel(GL_SMOOTH);
|
|
if(col1 && col2)
|
|
glEnable(GL_CULL_FACE);
|
|
|
|
glBegin(GL_QUADS);
|
|
for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
|
|
CCGFace *f = ccgFaceIterator_getCurrent(fi);
|
|
int S, x, y, numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
|
|
|
|
for (S=0; S<numVerts; S++) {
|
|
VertData *faceGridData = ccgSubSurf_getFaceGridDataArray(ss, f, S);
|
|
for (y=0; y<gridSize-1; y++) {
|
|
for (x=0; x<gridSize-1; x++) {
|
|
float *a = faceGridData[(y+0)*gridSize + x].co;
|
|
float *b = faceGridData[(y+0)*gridSize + x + 1].co;
|
|
float *c = faceGridData[(y+1)*gridSize + x + 1].co;
|
|
float *d = faceGridData[(y+1)*gridSize + x].co;
|
|
|
|
glColor3ub(cp1[3], cp1[2], cp1[1]);
|
|
glVertex3fv(d);
|
|
glColor3ub(cp1[7], cp1[6], cp1[5]);
|
|
glVertex3fv(c);
|
|
glColor3ub(cp1[11], cp1[10], cp1[9]);
|
|
glVertex3fv(b);
|
|
glColor3ub(cp1[15], cp1[14], cp1[13]);
|
|
glVertex3fv(a);
|
|
|
|
if (useTwoSide) {
|
|
glColor3ub(cp2[15], cp2[14], cp2[13]);
|
|
glVertex3fv(a);
|
|
glColor3ub(cp2[11], cp2[10], cp2[9]);
|
|
glVertex3fv(b);
|
|
glColor3ub(cp2[7], cp2[6], cp2[5]);
|
|
glVertex3fv(c);
|
|
glColor3ub(cp2[3], cp2[2], cp2[1]);
|
|
glVertex3fv(d);
|
|
}
|
|
|
|
if (cp2) cp2+=16;
|
|
cp1+=16;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
glEnd();
|
|
|
|
ccgFaceIterator_free(fi);
|
|
}
|
|
static void ccgDM_drawFacesTex(DerivedMesh *dm, int (*setDrawParams)(TFace *tf, int matnr)) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGFaceIterator *fi = ccgSubSurf_getFaceIterator(ss);
|
|
int gridSize = ccgSubSurf_getGridSize(ss);
|
|
MFace *mface = ccgdm->dlm?ccgdm->dlm->mface:ccgdm->me->mface;
|
|
TFace *tface = ccgdm->dlm?ccgdm->dlm->tface:ccgdm->me->tface;
|
|
MCol *mcol = ccgdm->dlm?ccgdm->dlm->mcol:ccgdm->me->mcol;
|
|
// float uv[4][2];
|
|
// float col[4][3];
|
|
|
|
glBegin(GL_QUADS);
|
|
for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
|
|
CCGFace *f = ccgFaceIterator_getCurrent(fi);
|
|
int S, x, y, numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
|
|
int index = (int) ccgSubSurf_getFaceFaceHandle(ss, f);
|
|
MFace *mf = &mface[index];
|
|
TFace *tf = tface?&tface[index]:NULL;
|
|
unsigned char *cp= NULL;
|
|
|
|
if(tf && ((tf->flag&TF_HIDE) || (tf->mode&TF_INVISIBLE))) continue;
|
|
|
|
if (setDrawParams(tf, mf->mat_nr)) {
|
|
if (tf) {
|
|
cp= (unsigned char *) tf->col;
|
|
} else if (mcol) {
|
|
cp= (unsigned char *) &mcol[index*4];
|
|
}
|
|
}
|
|
|
|
for (S=0; S<numVerts; S++) {
|
|
VertData *faceGridData = ccgSubSurf_getFaceGridDataArray(ss, f, S);
|
|
for (y=0; y<gridSize-1; y++) {
|
|
for (x=0; x<gridSize-1; x++) {
|
|
VertData *a = &faceGridData[(y+0)*gridSize + x];
|
|
VertData *b = &faceGridData[(y+0)*gridSize + x + 1];
|
|
VertData *c = &faceGridData[(y+1)*gridSize + x + 1];
|
|
VertData *d = &faceGridData[(y+1)*gridSize + x];
|
|
|
|
if (!(mf->flag&ME_SMOOTH)) {
|
|
float a_cX = c->co[0]-a->co[0], a_cY = c->co[1]-a->co[1], a_cZ = c->co[2]-a->co[2];
|
|
float b_dX = d->co[0]-b->co[0], b_dY = d->co[1]-b->co[1], b_dZ = d->co[2]-b->co[2];
|
|
float no[3];
|
|
|
|
no[0] = b_dY*a_cZ - b_dZ*a_cY;
|
|
no[1] = b_dZ*a_cX - b_dX*a_cZ;
|
|
no[2] = b_dX*a_cY - b_dY*a_cX;
|
|
|
|
glNormal3fv(no);
|
|
}
|
|
|
|
// if (tf) glTexCoord2fv(tf->uv[0]);
|
|
// if (cp) glColor3ub(cp[3], cp[2], cp[1]);
|
|
// if (mf->flag&ME_SMOOTH) glNormal3sv(mvert[mf->v1].no);
|
|
// glVertex3fv(mvert[mf->v1].co);
|
|
|
|
/*
|
|
{
|
|
float x_v = (float) fx/(gridSize-1);
|
|
float y_v = (float) fy/(gridSize-1);
|
|
float data[6];
|
|
|
|
for (k=0; k<numDataComponents; k++) {
|
|
data[k] = (center_data[k]*(1.0f-x_v) + edge_data[S][k]*x_v)*(1.0f-y_v) +
|
|
(edge_data[prevS][k]*(1.0f-x_v) + corner_data[S][k]*x_v)*y_v;
|
|
}
|
|
*/
|
|
|
|
// if (cp) glColor3ub(cp[3], cp[2], cp[1]);
|
|
if (mf->flag&ME_SMOOTH) glNormal3fv(d->no);
|
|
glVertex3fv(d->co);
|
|
// if (cp) glColor3ub(cp[7], cp[6], cp[5]);
|
|
if (mf->flag&ME_SMOOTH) glNormal3fv(c->no);
|
|
glVertex3fv(c->co);
|
|
// if (cp) glColor3ub(cp[11], cp[10], cp[9]);
|
|
if (mf->flag&ME_SMOOTH) glNormal3fv(b->no);
|
|
glVertex3fv(b->co);
|
|
// if (cp) glColor3ub(cp[15], cp[14], cp[13]);
|
|
if (mf->flag&ME_SMOOTH) glNormal3fv(a->no);
|
|
glVertex3fv(a->co);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
glEnd();
|
|
|
|
ccgFaceIterator_free(fi);
|
|
/*
|
|
MeshDerivedMesh *mdm = (MeshDerivedMesh*) dm;
|
|
Mesh *me = mdm->me;
|
|
MVert *mvert= mdm->verts;
|
|
MFace *mface= me->mface;
|
|
TFace *tface = me->tface;
|
|
float *nors = mdm->nors;
|
|
int a;
|
|
|
|
for (a=0; a<me->totface; a++) {
|
|
MFace *mf= &mface[a];
|
|
if (tf) glTexCoord2fv(tf->uv[1]);
|
|
if (cp) glColor3ub(cp[7], cp[6], cp[5]);
|
|
if (mf->flag&ME_SMOOTH) glNormal3sv(mvert[mf->v2].no);
|
|
glVertex3fv(mvert[mf->v2].co);
|
|
|
|
if (tf) glTexCoord2fv(tf->uv[2]);
|
|
if (cp) glColor3ub(cp[11], cp[10], cp[9]);
|
|
if (mf->flag&ME_SMOOTH) glNormal3sv(mvert[mf->v3].no);
|
|
glVertex3fv(mvert[mf->v3].co);
|
|
|
|
if(mf->v4) {
|
|
if (tf) glTexCoord2fv(tf->uv[3]);
|
|
if (cp) glColor3ub(cp[15], cp[14], cp[13]);
|
|
if (mf->flag&ME_SMOOTH) glNormal3sv(mvert[mf->v4].no);
|
|
glVertex3fv(mvert[mf->v4].co);
|
|
}
|
|
glEnd();
|
|
}
|
|
*/
|
|
}
|
|
|
|
static void ccgDM_drawMappedVertsEM(DerivedMesh *dm, int (*setDrawOptions)(void *userData, EditVert *vert), void *userData) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGVertIterator *vi = ccgSubSurf_getVertIterator(ss);
|
|
|
|
bglBegin(GL_POINTS);
|
|
for (; !ccgVertIterator_isStopped(vi); ccgVertIterator_next(vi)) {
|
|
CCGVert *v = ccgVertIterator_getCurrent(vi);
|
|
EditVert *vert = ccgSubSurf_getVertVertHandle(ss,v);
|
|
|
|
if (!setDrawOptions || setDrawOptions(userData, vert)) {
|
|
bglVertex3fv(ccgSubSurf_getVertData(ss, v));
|
|
}
|
|
}
|
|
bglEnd();
|
|
|
|
ccgVertIterator_free(vi);
|
|
}
|
|
static void ccgDM_drawMappedEdgeEM(DerivedMesh *dm, void *edge) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGEdgeIterator *ei = ccgSubSurf_getEdgeIterator(ss);
|
|
CCGEdge *e = ccgSubSurf_getEdge(ss, edge);
|
|
VertData *edgeData = ccgSubSurf_getEdgeDataArray(ss, e);
|
|
int i, edgeSize = ccgSubSurf_getEdgeSize(ss);
|
|
|
|
glBegin(GL_LINE_STRIP);
|
|
for (i=0; i<edgeSize; i++)
|
|
glVertex3fv(edgeData[i].co);
|
|
glEnd();
|
|
|
|
ccgEdgeIterator_free(ei);
|
|
}
|
|
static void ccgDM_drawMappedEdgesEM(DerivedMesh *dm, int (*setDrawOptions)(void *userData, EditEdge *edge), void *userData) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGEdgeIterator *ei = ccgSubSurf_getEdgeIterator(ss);
|
|
int i, useAging, edgeSize = ccgSubSurf_getEdgeSize(ss);
|
|
|
|
ccgSubSurf_getUseAgeCounts(ss, &useAging, NULL, NULL, NULL);
|
|
|
|
for (; !ccgEdgeIterator_isStopped(ei); ccgEdgeIterator_next(ei)) {
|
|
CCGEdge *e = ccgEdgeIterator_getCurrent(ei);
|
|
EditEdge *edge = ccgSubSurf_getEdgeEdgeHandle(ss, e);
|
|
VertData *edgeData = ccgSubSurf_getEdgeDataArray(ss, e);
|
|
|
|
glBegin(GL_LINE_STRIP);
|
|
if (!setDrawOptions || setDrawOptions(userData, edge)) {
|
|
if (useAging && !(G.f&G_BACKBUFSEL)) {
|
|
int ageCol = 255-ccgSubSurf_getEdgeAge(ss, e)*4;
|
|
glColor3ub(0, ageCol>0?ageCol:0, 0);
|
|
}
|
|
|
|
for (i=0; i<edgeSize-1; i++) {
|
|
glVertex3fv(edgeData[i].co);
|
|
glVertex3fv(edgeData[i+1].co);
|
|
}
|
|
}
|
|
glEnd();
|
|
}
|
|
|
|
ccgEdgeIterator_free(ei);
|
|
}
|
|
static void ccgDM_drawMappedEdgesInterpEM(DerivedMesh *dm, int (*setDrawOptions)(void *userData, EditEdge *edge), void (*setDrawInterpOptions)(void *userData, EditEdge *edge, float t), void *userData) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGEdgeIterator *ei = ccgSubSurf_getEdgeIterator(ss);
|
|
int i, useAging, edgeSize = ccgSubSurf_getEdgeSize(ss);
|
|
|
|
ccgSubSurf_getUseAgeCounts(ss, &useAging, NULL, NULL, NULL);
|
|
|
|
for (; !ccgEdgeIterator_isStopped(ei); ccgEdgeIterator_next(ei)) {
|
|
CCGEdge *e = ccgEdgeIterator_getCurrent(ei);
|
|
EditEdge *edge = ccgSubSurf_getEdgeEdgeHandle(ss, e);
|
|
VertData *edgeData = ccgSubSurf_getEdgeDataArray(ss, e);
|
|
|
|
glBegin(GL_LINE_STRIP);
|
|
if (!setDrawOptions || setDrawOptions(userData, edge)) {
|
|
for (i=0; i<edgeSize; i++) {
|
|
setDrawInterpOptions(userData, edge, (float) i/(edgeSize-1));
|
|
|
|
if (useAging && !(G.f&G_BACKBUFSEL)) {
|
|
int ageCol = 255-ccgSubSurf_getEdgeAge(ss, e)*4;
|
|
glColor3ub(0, ageCol>0?ageCol:0, 0);
|
|
}
|
|
|
|
glVertex3fv(edgeData[i].co);
|
|
}
|
|
}
|
|
glEnd();
|
|
}
|
|
}
|
|
static void ccgDM_drawMappedFacesEM(DerivedMesh *dm, int (*setDrawOptions)(void *userData, EditFace *face), void *userData) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
CCGSubSurf *ss = ccgdm->ss;
|
|
CCGFaceIterator *fi = ccgSubSurf_getFaceIterator(ss);
|
|
int gridSize = ccgSubSurf_getGridSize(ss);
|
|
|
|
for (; !ccgFaceIterator_isStopped(fi); ccgFaceIterator_next(fi)) {
|
|
CCGFace *f = ccgFaceIterator_getCurrent(fi);
|
|
EditFace *efa = ccgSubSurf_getFaceFaceHandle(ss, f);
|
|
if (!setDrawOptions || setDrawOptions(userData, efa)) {
|
|
int S, x, y, numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
|
|
|
|
for (S=0; S<numVerts; S++) {
|
|
VertData *faceGridData = ccgSubSurf_getFaceGridDataArray(ss, f, S);
|
|
|
|
for (y=0; y<gridSize-1; y++) {
|
|
glBegin(GL_QUAD_STRIP);
|
|
for (x=0; x<gridSize; x++) {
|
|
glVertex3fv(faceGridData[(y+0)*gridSize + x].co);
|
|
glVertex3fv(faceGridData[(y+1)*gridSize + x].co);
|
|
}
|
|
glEnd();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
ccgFaceIterator_free(fi);
|
|
}
|
|
|
|
static void ccgDM_release(DerivedMesh *dm) {
|
|
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
|
|
|
|
if (ccgdm->dlm) displistmesh_free(ccgdm->dlm);
|
|
|
|
MEM_freeN(ccgdm);
|
|
}
|
|
|
|
static CCGDerivedMesh *getCCGDerivedMesh(CCGSubSurf *ss, int fromEditmesh, Mesh *me, DispListMesh *dlm) {
|
|
CCGDerivedMesh *ccgdm = MEM_callocN(sizeof(*ccgdm), "ccgdm");
|
|
|
|
ccgdm->dm.getMinMax = ccgDM_getMinMax;
|
|
ccgdm->dm.getNumVerts = ccgDM_getNumVerts;
|
|
ccgdm->dm.getNumFaces = ccgDM_getNumFaces;
|
|
ccgdm->dm.getVertCos = ccgdm_getVertCos;
|
|
ccgdm->dm.getMappedVertCoEM = ccgDM_getMappedVertCoEM;
|
|
ccgdm->dm.convertToDispListMesh = ccgDM_convertToDispListMesh;
|
|
|
|
ccgdm->dm.drawVerts = ccgDM_drawVerts;
|
|
ccgdm->dm.drawEdges = ccgDM_drawEdges;
|
|
ccgdm->dm.drawMappedEdges = ccgDM_drawMappedEdges;
|
|
ccgdm->dm.drawLooseEdges = ccgDM_drawLooseEdges;
|
|
ccgdm->dm.drawFacesSolid = ccgDM_drawFacesSolid;
|
|
ccgdm->dm.drawFacesColored = ccgDM_drawFacesColored;
|
|
ccgdm->dm.drawFacesTex = ccgDM_drawFacesTex;
|
|
|
|
ccgdm->dm.drawMappedVertsEM = ccgDM_drawMappedVertsEM;
|
|
ccgdm->dm.drawMappedEdgeEM = ccgDM_drawMappedEdgeEM;
|
|
ccgdm->dm.drawMappedEdgesInterpEM = ccgDM_drawMappedEdgesInterpEM;
|
|
ccgdm->dm.drawMappedEdgesEM = ccgDM_drawMappedEdgesEM;
|
|
ccgdm->dm.drawMappedFacesEM = ccgDM_drawMappedFacesEM;
|
|
|
|
ccgdm->dm.release = ccgDM_release;
|
|
|
|
ccgdm->ss = ss;
|
|
ccgdm->fromEditmesh = fromEditmesh;
|
|
ccgdm->me = me;
|
|
ccgdm->dlm = dlm;
|
|
|
|
return ccgdm;
|
|
}
|
|
|
|
/***/
|
|
|
|
DerivedMesh *subsurf_make_derived_from_editmesh(EditMesh *em, SubsurfModifierData *smd, float (*vertCos)[3]) {
|
|
int useSimple = smd->subdivType==ME_SIMPLE_SUBSURF;
|
|
|
|
smd->emCache = _getSubSurf(smd->emCache, smd->levels, G.rt==52, 0, 0, useSimple);
|
|
ss_sync_from_editmesh(smd->emCache, em, vertCos, useSimple);
|
|
|
|
return (DerivedMesh*) getCCGDerivedMesh(smd->emCache, 1, NULL, NULL);
|
|
}
|
|
|
|
DerivedMesh *subsurf_make_derived_from_mesh(Mesh *me, DispListMesh *dlm, SubsurfModifierData *smd, int useRenderParams, float (*vertCos)[3], int isFinalCalc) {
|
|
int useSimple = smd->subdivType==ME_SIMPLE_SUBSURF;
|
|
DispListMesh *ndlm;
|
|
|
|
/* Do not use cache in render mode. */
|
|
if (useRenderParams) {
|
|
CCGSubSurf *ss = _getSubSurf(NULL, smd->renderLevels, 0, 1, 1, useSimple);
|
|
|
|
ss_sync_from_mesh(ss, me, dlm, vertCos, useSimple);
|
|
|
|
ndlm = ss_to_displistmesh(ss, 0, me, dlm);
|
|
if (dlm) displistmesh_free(dlm);
|
|
|
|
ccgSubSurf_free(ss);
|
|
|
|
return derivedmesh_from_displistmesh(ndlm);
|
|
} else {
|
|
int useEdgeCreation = !(dlm?dlm->medge:me->medge);
|
|
int useIncremental = smd->useIncrementalMesh && !useEdgeCreation;
|
|
CCGSubSurf *ss;
|
|
|
|
/* It is quite possible there is a much better place to do this. It
|
|
* depends a bit on how rigourously we expect this function to never
|
|
* be called in editmode. In semi-theory we could share a single
|
|
* cache, but the handles used inside and outside editmode are not
|
|
* the same so we would need some way of converting them. Its probably
|
|
* not worth the effort. But then why am I even writing this long
|
|
* comment that no one will read? Hmmm. - zr
|
|
*/
|
|
if (smd->emCache) {
|
|
ccgSubSurf_free(smd->emCache);
|
|
smd->emCache = NULL;
|
|
}
|
|
|
|
if (useIncremental && isFinalCalc) {
|
|
smd->mCache = ss = _getSubSurf(smd->mCache, smd->levels, G.rt==52, 0, 0, useSimple);
|
|
|
|
ss_sync_from_mesh(ss, me, dlm, vertCos, useSimple);
|
|
|
|
return (DerivedMesh*) getCCGDerivedMesh(ss, 0, me, dlm);
|
|
} else {
|
|
if (smd->mCache && isFinalCalc) {
|
|
ccgSubSurf_free(smd->mCache);
|
|
smd->mCache = NULL;
|
|
}
|
|
|
|
ss = _getSubSurf(NULL, smd->levels, G.rt==52, 1, useEdgeCreation, useSimple);
|
|
ss_sync_from_mesh(ss, me, dlm, vertCos, useSimple);
|
|
ndlm = ss_to_displistmesh(ss, 0, me, dlm);
|
|
|
|
if (dlm) displistmesh_free(dlm);
|
|
ccgSubSurf_free(ss);
|
|
|
|
return derivedmesh_from_displistmesh(ndlm);
|
|
}
|
|
}
|
|
}
|
|
|
|
void subsurf_calculate_limit_positions(Mesh *me, float (*positions_r)[3])
|
|
{
|
|
/* Finds the subsurf limit positions for the verts in a mesh
|
|
* and puts them in an array of floats. Please note that the
|
|
* calculated vert positions is incorrect for the verts
|
|
* on the boundary of the mesh.
|
|
*/
|
|
CCGSubSurf *ss = _getSubSurf(NULL, 1, 0, 1, 0, 0);
|
|
float edge_sum[3], face_sum[3];
|
|
CCGVertIterator *vi;
|
|
|
|
ss_sync_from_mesh(ss, me, NULL, NULL, 0);
|
|
|
|
vi = ccgSubSurf_getVertIterator(ss);
|
|
for (; !ccgVertIterator_isStopped(vi); ccgVertIterator_next(vi)) {
|
|
CCGVert *v = ccgVertIterator_getCurrent(vi);
|
|
int idx = (int) ccgSubSurf_getVertVertHandle(ss, v);
|
|
int N = ccgSubSurf_getVertNumEdges(ss, v);
|
|
int numFaces = ccgSubSurf_getVertNumFaces(ss, v);
|
|
float *co;
|
|
int i;
|
|
|
|
edge_sum[0]= edge_sum[1]= edge_sum[2]= 0.0;
|
|
face_sum[0]= face_sum[1]= face_sum[2]= 0.0;
|
|
|
|
for (i=0; i<N; i++) {
|
|
CCGEdge *e = ccgSubSurf_getVertEdge(ss, v, i);
|
|
VecAddf(edge_sum, edge_sum, ccgSubSurf_getEdgeData(ss, e, 1));
|
|
}
|
|
for (i=0; i<numFaces; i++) {
|
|
CCGFace *f = ccgSubSurf_getVertFace(ss, v, i);
|
|
VecAddf(face_sum, face_sum, ccgSubSurf_getFaceCenterData(ss, f));
|
|
}
|
|
|
|
co = ccgSubSurf_getVertData(ss, v);
|
|
positions_r[idx][0] = (co[0]*N*N + edge_sum[0]*4 + face_sum[0])/(N*(N+5));
|
|
positions_r[idx][1] = (co[1]*N*N + edge_sum[1]*4 + face_sum[1])/(N*(N+5));
|
|
positions_r[idx][2] = (co[2]*N*N + edge_sum[2]*4 + face_sum[2])/(N*(N+5));
|
|
}
|
|
ccgVertIterator_free(vi);
|
|
|
|
ccgSubSurf_free(ss);
|
|
}
|
|
|