55 lines
1.8 KiB
C++
55 lines
1.8 KiB
C++
|
/* -----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
Copyright (c) 2006 Simon Brown si@sjbrown.co.uk
|
||
|
|
|
||
|
|
Permission is hereby granted, free of charge, to any person obtaining
|
||
|
|
a copy of this software and associated documentation files (the
|
||
|
|
"Software"), to deal in the Software without restriction, including
|
||
|
|
without limitation the rights to use, copy, modify, merge, publish,
|
||
|
|
distribute, sublicense, and/or sell copies of the Software, and to
|
||
|
|
permit persons to whom the Software is furnished to do so, subject to
|
||
|
|
the following conditions:
|
||
|
|
|
||
|
|
The above copyright notice and this permission notice shall be included
|
||
|
|
in all copies or substantial portions of the Software.
|
||
|
|
|
||
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||
|
|
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||
|
|
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
||
|
|
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
|
||
|
|
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
||
|
|
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
||
|
|
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||
|
|
|
||
|
|
-------------------------------------------------------------------------- */
|
||
|
|
|
||
|
|
#include "colourfit.h"
|
||
|
|
#include "colourset.h"
|
||
|
|
|
||
|
|
namespace squish {
|
||
|
|
|
||
|
|
ColourFit::ColourFit( ColourSet const* colours, int flags )
|
||
|
|
: m_colours( colours ),
|
||
|
|
m_flags( flags )
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
ColourFit::~ColourFit()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
void ColourFit::Compress( void* block )
|
||
|
|
{
|
||
|
|
bool isDxt1 = ( ( m_flags & kDxt1 ) != 0 );
|
||
|
|
if( isDxt1 )
|
||
|
|
{
|
||
|
|
Compress3( block );
|
||
|
|
if( !m_colours->IsTransparent() )
|
||
|
|
Compress4( block );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
Compress4( block );
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace squish
|