6ecab6dd8e
This reverts commit5aa19be912andb4a721af69. Due to postponement of particle system rewrite it was decided to put particle code back into the 2.8 branch for the time being.
111 lines
3.1 KiB
C
111 lines
3.1 KiB
C
/*
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* ***** BEGIN GPL 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.
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 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 LICENSE BLOCK *****
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*/
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/** \file blender/blenkernel/intern/fluidsim.c
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* \ingroup bke
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*/
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// headers for fluidsim bobj meshes
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#include <stdlib.h>
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#include <zlib.h>
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#include <string.h>
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#include <stdio.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_object_fluidsim.h"
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#include "DNA_object_force.h" // for pointcache
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#include "DNA_object_types.h"
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#include "DNA_particle_types.h"
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#include "DNA_scene_types.h"
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#include "BLI_math.h"
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#include "BLI_blenlib.h"
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#include "BLI_utildefines.h"
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#include "BKE_cdderivedmesh.h"
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#include "BKE_customdata.h"
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#include "BKE_DerivedMesh.h"
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#include "BKE_fluidsim.h"
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#include "BKE_global.h"
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#include "BKE_modifier.h"
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#include "BKE_mesh.h"
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/* ************************* fluidsim bobj file handling **************************** */
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//-------------------------------------------------------------------------------
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// file handling
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//-------------------------------------------------------------------------------
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void initElbeemMesh(struct Scene *scene, struct Object *ob,
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int *numVertices, float **vertices,
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int *numTriangles, int **triangles,
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int useGlobalCoords, int modifierIndex)
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{
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DerivedMesh *dm;
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const MVert *mvert;
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const MLoop *mloop;
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const MLoopTri *looptri, *lt;
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int i, mvert_num, looptri_num;
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float *verts;
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int *tris;
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dm = mesh_create_derived_index_render(scene, ob, CD_MASK_BAREMESH, modifierIndex);
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DM_ensure_looptri(dm);
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mvert = dm->getVertArray(dm);
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mloop = dm->getLoopArray(dm);
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looptri = dm->getLoopTriArray(dm);
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mvert_num = dm->getNumVerts(dm);
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looptri_num = dm->getNumLoopTri(dm);
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*numVertices = mvert_num;
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verts = MEM_mallocN(mvert_num * sizeof(float[3]), "elbeemmesh_vertices");
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for (i = 0; i < mvert_num; i++) {
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copy_v3_v3(&verts[i * 3], mvert[i].co);
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if (useGlobalCoords) { mul_m4_v3(ob->obmat, &verts[i * 3]); }
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}
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*vertices = verts;
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*numTriangles = looptri_num;
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tris = MEM_mallocN(looptri_num * sizeof(int[3]), "elbeemmesh_triangles");
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for (i = 0, lt = looptri; i < looptri_num; i++, lt++) {
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tris[(i * 3) + 0] = mloop[lt->tri[0]].v;
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tris[(i * 3) + 1] = mloop[lt->tri[1]].v;
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tris[(i * 3) + 2] = mloop[lt->tri[2]].v;
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}
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*triangles = tris;
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dm->release(dm);
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}
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