cstool/rviewclipper.h Source File (Crystal Space 2.0 Public API Reference)

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cstool/rviewclipper.h

    00001 /*
    00002   Copyright (C) 2007 by Jorrit Tyberghein
    00003
    00004   This library is free software; you can redistribute it and/or
    00005   modify it under the terms of the GNU Library General Public
    00006   License as published by the Free Software Foundation; either
    00007   version 2 of the License, or (at your option) any later version.
    00008
    00009   This library is distributed in the hope that it will be useful,
    00010   but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012   Library General Public License for more details.
    00013
    00014   You should have received a copy of the GNU Library General Public
    00015   License along with this library; if not, write to the Free
    00016   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    00017 */
    00018
    00019 #ifndef __CSTOOL_RVIEW_CLIPPER_H__
    00020 #define __CSTOOL_RVIEW_CLIPPER_H__
    00021
    00022 #include "csextern.h"
    00023 #include "csutil/csstring.h"
    00024 #include "csgeom/transfrm.h"
    00025
    00026 class csRenderContext;
    00027 class csBox3;
    00028
    00029 namespace CS
    00030 {
    00035   class CS_CRYSTALSPACE_EXPORT RenderViewClipper
    00036   {
    00037   private:
    00043     static void TestSphereFrustumWorld (csRenderContext* frust,
    00044       const csVector3& center, float radius, bool& inside, bool& outside);
    00045
    00046   public:
    00050     static void CalculateClipSettings (csRenderContext* ctxt,
    00051         uint32 frustum_mask, int &clip_portal, int &clip_plane,
    00052         int &clip_z_plane);
    00053
    00059     static bool TestBSphere (
    00060       csRenderContext* ctxt,
    00061       const csReversibleTransform &w2c,
    00062       const csSphere &sphere);
    00063
    00070     static bool CullBSphere (
    00071       csRenderContext* ctxt,
    00072       const csSphere &cam_sphere,
    00073       const csSphere &world_sphere,
    00074       int& clip_portal, int& clip_plane, int& clip_z_plane);
    00075
    00087     static bool CullBBox (
    00088       const csRenderContext* ctxt,
    00089       const csPlane3* planes, uint32& frustum_mask,
    00090       const csBox3& obox,
    00091       int& clip_portal, int& clip_plane, int& clip_z_plane);
    00092
    00099     static void SetupClipPlanes (
    00100       csRenderContext* ctxt,
    00101       const csReversibleTransform& tr_o2c,
    00102       csPlane3* planes, uint32& frustum_mask);
    00103
    00107     static void SetupClipPlanes (csRenderContext* ctxt);
    00108   };
    00109 }
    00110
    00111 #endif // __CSTOOL_RVIEW_CLIPPER_H__
    00112