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squish update (primarily to add additional formats for later usage)

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This commit is contained in:
Azaezel 2017-03-30 20:44:35 -05:00
parent 9c7b5eec73
commit ac37547d4f
24 changed files with 256 additions and 1072 deletions
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15
Engine/lib/squish/clusterfit.cpp
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@ -31,22 +31,21 @@
namespace squish {
ClusterFit::ClusterFit( ColourSet const* colours, int flags )
ClusterFit::ClusterFit( ColourSet const* colours, int flags, float* metric )
: ColourFit( colours, flags )
{
// set the iteration count
m_iterationCount = ( m_flags & kColourIterativeClusterFit ) ? kMaxIterations : 1;
// initialise the best error
m_besterror = VEC4_CONST( FLT_MAX );
// initialise the metric
bool perceptual = ( ( m_flags & kColourMetricPerceptual ) != 0 );
if( perceptual )
m_metric = Vec4( 0.2126f, 0.7152f, 0.0722f, 0.0f );
// initialise the metric (old perceptual = 0.2126f, 0.7152f, 0.0722f)
if( metric )
m_metric = Vec4( metric[0], metric[1], metric[2], 1.0f );
else
m_metric = VEC4_CONST( 1.0f );
// initialise the best error
m_besterror = VEC4_CONST( FLT_MAX );
// cache some values
int const count = m_colours->GetCount();
Vec3 const* values = m_colours->GetPoints();