/usr/include/Nux-4.0/NuxGraphics/IOpenGLVolume.h is in libnux-4.0-dev 4.0.8+16.04.20160209-0ubuntu2.
This file is owned by root:root, with mode 0o644.
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* Copyright 2010 Inalogic® Inc.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License, as
* published by the Free Software Foundation; either version 2.1 or 3.0
* of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the applicable version of the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of both the GNU Lesser General Public
* License along with this program. If not, see <http://www.gnu.org/licenses/>
*
* Authored by: Jay Taoko <jaytaoko@inalogic.com>
*
*/
#ifndef IOPENGLVOLUME_H
#define IOPENGLVOLUME_H
namespace nux
{
class IOpenGLResource;
class IOpenGLVolumeTexture;
class IOpenGLVolume: public IOpenGLResource
{
NUX_DECLARE_OBJECT_TYPE(IOpenGLVolume, IOpenGLResource);
public:
virtual int RefCount() const;
int LockBox(
VOLUME_LOCKED_BOX *pLockedVolume,
const VOLUME_BOX *pBox);
int UnlockBox();
BitmapFormat GetPixelFormat() const;
int GetWidth() const;
int GetHeight() const;
int GetDepth() const;
int GetMipLevel() const
{
return _SMipLevel;
}
int GetSurfaceTarget() const
{
return _SSurfaceTarget;
}
int GetLevelDesc(VOLUME_DESC *pDesc)
{
pDesc->Width = GetWidth();
pDesc->Height = GetHeight();
pDesc->Depth = GetDepth();
pDesc->PixelFormat = GetPixelFormat();
pDesc->Type = _ResourceType;
return OGL_OK;
}
private:
virtual ~IOpenGLVolume();
int InitializeLevel();
IOpenGLVolume(IOpenGLVolumeTexture *VolumeTexture, GLenum OpenGLID, GLenum TextureTarget, GLenum SurfaceTarget, unsigned int MipLevel)
: IOpenGLResource(RTVOLUME)
, _STextureTarget(TextureTarget)
, _SSurfaceTarget(SurfaceTarget)
, _SMipLevel(MipLevel)
, _VolumeTexture(VolumeTexture)
, _AllocatedUnpackBuffer(0xFFFFFFFF)
{
// IOpenGLVolume surfaces are created inside a IOpenGLVolumeTexture.
// They reside within this class. The reference counting starts once a call to GetVolumeLevel is made to the container object.
_RefCount = 0;
_OpenGLID = OpenGLID;
_LockedBox.pBits = 0;
_LockedBox.RowPitch = 0;
_CompressedDataSize = 0;
_Initialized = 0;
}
// _STextureTarget may be
// GL_TEXTURE_3D
GLenum _STextureTarget;
// _SSurfaceTarget may be
// GL_TEXTURE_3D
GLenum _SSurfaceTarget;
int _SMipLevel;
VOLUME_LOCKED_BOX _LockedBox;
VOLUME_BOX _Box;
int _CompressedDataSize;
IOpenGLVolumeTexture *_VolumeTexture;
bool _Initialized;
int _AllocatedUnpackBuffer;
friend class IOpenGLVolumeTexture;
friend class ObjectPtr<IOpenGLVolume>;
};
}
#endif // IOPENGLVOLUME_H
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