blender/intern/cycles/subd/subd_mesh.h
Brecht Van Lommel 62bf24a5c3 Cycles: experimental OpenSubdiv code.
This code can't actually be enabled for building and is incomplete, but it's
here because we know we want to support this at some point and there's not much
reason to have it in a separate branch if a simple #ifdef can disable it.
2013-11-28 02:11:42 +01:00

79 lines
2.2 KiB
C++

/*
* Original code in the public domain -- castanyo@yahoo.es
*
* Modifications copyright (c) 2011, Blender Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __SUBD_MESH_H__
#define __SUBD_MESH_H__
#include "util_map.h"
#include "util_types.h"
#include "util_vector.h"
CCL_NAMESPACE_BEGIN
#ifndef WITH_OPENSUBDIV
class SubdVert;
class SubdFace;
#endif
class DiagSplit;
class Mesh;
/* Subd Mesh with simple linear subdivision */
class SubdMesh
{
public:
SubdMesh();
~SubdMesh();
SubdVert *add_vert(const float3& co);
SubdFace *add_face(int v0, int v1, int v2);
SubdFace *add_face(int v0, int v1, int v2, int v3);
SubdFace *add_face(int *index, int num);
bool finish();
void tessellate(DiagSplit *split);
protected:
#ifdef WITH_OPENSUBDIV
void *_hbrmesh;
vector<float> positions;
int num_verts, num_ptex_faces;
#else
vector<SubdVert*> verts;
vector<SubdFace*> faces;
#endif
};
CCL_NAMESPACE_END
#endif /* __SUBD_MESH_H__ */