1/* -----------------------------------------------------------------------------
2
3 Copyright (c) 2006 Simon Brown si@sjbrown.co.uk
4
5 Permission is hereby granted, free of charge, to any person obtaining
6 a copy of this software and associated documentation files (the
7 "Software"), to deal in the Software without restriction, including
8 without limitation the rights to use, copy, modify, merge, publish,
9 distribute, sublicense, and/or sell copies of the Software, and to
10 permit persons to whom the Software is furnished to do so, subject to
11 the following conditions:
12
13 The above copyright notice and this permission notice shall be included
14 in all copies or substantial portions of the Software.
15
16 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19 IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20 CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
21 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
22 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23
24 -------------------------------------------------------------------------- */
25
26#include "colourfit.h"
27#include "colourset.h"
28
29namespace squish {
30
31ColourFit::ColourFit( ColourSet const* colours, int flags )
32 : m_colours( colours ),
33 m_flags( flags )
34{
35}
36
37ColourFit::~ColourFit()
38{
39}
40
41void ColourFit::Compress( void* block )
42{
43 bool isDxt1 = ( ( m_flags & kDxt1 ) != 0 );
44 if( isDxt1 )
45 {
46 Compress3( block );
47 if( !m_colours->IsTransparent() )
48 Compress4( block );
49 }
50 else
51 Compress4( block );
52}
53
54} // namespace squish
55