103 lines
3.1 KiB
C++
103 lines
3.1 KiB
C++
///////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (c) 2004, Industrial Light & Magic, a division of Lucas
|
|
// Digital Ltd. LLC
|
|
//
|
|
// 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.
|
|
// * Neither the name of Industrial Light & Magic nor the names of
|
|
// its contributors may be used to endorse or promote products derived
|
|
// from this software without specific prior written permission.
|
|
//
|
|
// 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
|
|
// OWNER 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 INCLUDED_IMF_TILE_DESCRIPTION_H
|
|
#define INCLUDED_IMF_TILE_DESCRIPTION_H
|
|
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// class TileDescription and enum LevelMode
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
namespace Imf {
|
|
|
|
|
|
enum LevelMode
|
|
{
|
|
ONE_LEVEL = 0,
|
|
MIPMAP_LEVELS = 1,
|
|
RIPMAP_LEVELS = 2,
|
|
|
|
NUM_LEVELMODES // number of different level modes
|
|
};
|
|
|
|
|
|
enum LevelRoundingMode
|
|
{
|
|
ROUND_DOWN = 0,
|
|
ROUND_UP = 1,
|
|
|
|
NUM_ROUNDINGMODES // number of different rounding modes
|
|
};
|
|
|
|
|
|
class TileDescription
|
|
{
|
|
public:
|
|
|
|
unsigned int xSize; // size of a tile in the x dimension
|
|
unsigned int ySize; // size of a tile in the y dimension
|
|
LevelMode mode;
|
|
LevelRoundingMode roundingMode;
|
|
|
|
TileDescription (unsigned int xs = 32,
|
|
unsigned int ys = 32,
|
|
LevelMode m = ONE_LEVEL,
|
|
LevelRoundingMode r = ROUND_DOWN)
|
|
:
|
|
xSize (xs),
|
|
ySize (ys),
|
|
mode (m),
|
|
roundingMode (r)
|
|
{
|
|
// empty
|
|
}
|
|
|
|
bool
|
|
operator == (const TileDescription &other) const
|
|
{
|
|
return xSize == other.xSize &&
|
|
ySize == other.ySize &&
|
|
mode == other.mode &&
|
|
roundingMode == other.roundingMode;
|
|
}
|
|
};
|
|
|
|
|
|
} // namespace Imf
|
|
|
|
#endif
|