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//
// Modified : GG ; 14/09/01 Implements the new AddEntry method
//
#include <Aspect_ColorCubeColorMap.ixx>
#include <Aspect_ColorMapEntry.hxx>
#ifdef TRACE
static int Tlevel = 0 ;
#endif
Aspect_ColorCubeColorMap::Aspect_ColorCubeColorMap(
const Standard_Integer basepixel ,
const Standard_Integer red_max ,
const Standard_Integer red_mult ,
const Standard_Integer green_max ,
const Standard_Integer green_mult ,
const Standard_Integer blue_max ,
const Standard_Integer blue_mult )
:Aspect_ColorMap( Aspect_TOC_ColorCube )
{ Standard_Integer r,g,b,i ;
Aspect_ColorMapEntry value ;
Quantity_Color rgb ;
Standard_Integer max[3], mult[3], ti[3];
mybasepixel = basepixel ;
myredmax = red_max ;
myredmult = red_mult ;
mygreenmax = green_max ;
mygreenmult = green_mult ;
mybluemax = blue_max ;
mybluemult = blue_mult ;
r = 0 ; g = 1 ; b = 2 ;
if ( ( myredmult < mygreenmult ) && ( myredmult < mybluemult ) ) {
r = 0 ;
if ( mygreenmult < mybluemult ) { g = 1 ; b = 2 ; }
else { b = 1 ; g = 2 ; }
}
if ( ( mygreenmult < myredmult ) && ( mygreenmult < mybluemult ) ) {
g = 0 ;
if ( myredmult < mybluemult ) { r = 1 ; b = 2 ; }
else { b = 1 ; r = 2 ; }
}
if ( ( mybluemult < myredmult ) && ( mybluemult < mygreenmult ) ) {
b = 0 ;
if ( myredmult < mygreenmult ) { r = 1 ; g = 2 ; }
else { g = 1 ; r = 2 ; }
}
#ifdef TRACE
if ( Tlevel )
cout << "ColorCubeColorMap constructor (r,g,b) :"
<< r << "," << g << "," << b << endl << flush ;
#endif
mult[r] = myredmult ; max[r] = myredmax ;
mult[g] = mygreenmult ; max[g] = mygreenmax ;
mult[b] = mybluemult ; max[b] = mybluemax ;
for( ti[2] = 0 ; ti[2] <= max[2] ; ti[2]++ ) {
for( ti[1] = 0 ; ti[1] <= max[1] ; ti[1]++ ) {
for( ti[0] = 0 ; ti[0] <= max[0] ; ti[0]++ ) {
rgb.SetValues( (Standard_Real) ti[r] / (Standard_Real) max[r],
(Standard_Real) ti[g] / (Standard_Real) max[g],
(Standard_Real) ti[b] / (Standard_Real) max[b],
Quantity_TOC_RGB ) ;
i = ti[r] * mult[r] + ti[g] * mult[g] + ti[b] * mult[b] ;
value.SetValue( mybasepixel+i, rgb ) ;
#ifdef TRACE
if ( Tlevel )
value.Dump() ;
#endif
mydata.Append( value ) ;
}
}
}
}
const Aspect_ColorMapEntry& Aspect_ColorCubeColorMap::NearestEntry(
const Quantity_Color& color ) const
{
return( Entry( NearestColorMapIndex( color ) ) ) ;
}
Standard_Integer Aspect_ColorCubeColorMap::NearestColorMapIndex(
const Quantity_Color& color ) const
{ Standard_Integer r,g,b ;
r = (Standard_Integer ) ( color.Red() * myredmax + 0.5) ;
g = (Standard_Integer ) ( color.Green() * mygreenmax + 0.5) ;
b = (Standard_Integer ) ( color.Blue() * mybluemax + 0.5) ;
return( r*myredmult+g*mygreenmult+b*mybluemult + 1 ) ;
}
const Aspect_ColorMapEntry& Aspect_ColorCubeColorMap::FindEntry(
const Standard_Integer index ) const
{
return( Entry( FindColorMapIndex( index ) ) ) ;
}
Standard_Integer Aspect_ColorCubeColorMap::FindColorMapIndex(
const Standard_Integer index ) const
{
if ( index < mybasepixel ||
index >= ( mybasepixel+Size() ) ){
Aspect_BadAccess::Raise ("FindEntryIndex() index not found.");
}
return( index - mybasepixel + 1 ) ;
}
void Aspect_ColorCubeColorMap::ColorCubeDefinition(
Standard_Integer& basepixel ,
Standard_Integer& red_max ,
Standard_Integer& red_mult ,
Standard_Integer& green_max ,
Standard_Integer& green_mult ,
Standard_Integer& blue_max ,
Standard_Integer& blue_mult ) const
{
basepixel = mybasepixel ;
red_max = myredmax ;
red_mult = myredmult ;
green_max = mygreenmax ;
green_mult = mygreenmult ;
blue_max = mybluemax ;
blue_mult = mybluemult ;
}
Standard_Integer Aspect_ColorCubeColorMap::AddEntry (const Quantity_Color &aColor) {
return mybasepixel + NearestColorMapIndex(aColor) - 1;
}
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