// Src and dst can be any size. Src and dst can each have 3 or 4 components.
void LLImageRaw::copy(LLImageRaw* src)
{
if (!src)
{
llwarns << "LLImageRaw::copy called with a null src pointer" << llendl;
return;
}
LLImageRaw* dst = this; // Just for clarity.
llassert( (3 == src->getComponents()) || (4 == src->getComponents()) );
llassert( (3 == dst->getComponents()) || (4 == dst->getComponents()) );
if( (src->getWidth() == dst->getWidth()) && (src->getHeight() == dst->getHeight()) )
{
// No scaling needed
if( src->getComponents() == dst->getComponents() )
{
copyUnscaled( src );
}
else
if( 3 == src->getComponents() )
{
copyUnscaled3onto4( src );
}
else
{
// 4 == src->getComponents()
copyUnscaled4onto3( src );
}
}
else
{
// Scaling needed
// No scaling needed
if( src->getComponents() == dst->getComponents() )
{
copyScaled( src );
}
else
if( 3 == src->getComponents() )
{
copyScaled3onto4( src );
}
else
{
// 4 == src->getComponents()
copyScaled4onto3( src );
}
}
}
// Src and dst can be any size. Src and dst can each have 3 or 4 components.
void LLImageRaw::copy(LLImageRaw* src)
{
if (!src)
{
LL_WARNS() << "LLImageRaw::copy called with a null src pointer" << LL_ENDL;
return;
}
LLImageRaw* dst = this; // Just for clarity.
if( (src->getWidth() == dst->getWidth()) && (src->getHeight() == dst->getHeight()) )
{
// No scaling needed
if( src->getComponents() == dst->getComponents() )
{
copyUnscaled( src );
}
else
if( 3 == src->getComponents() )
{
copyUnscaled3onto4( src );
}
else
{
// 4 == src->getComponents()
copyUnscaled4onto3( src );
}
}
else
{
// Scaling needed
// No scaling needed
if( src->getComponents() == dst->getComponents() )
{
copyScaled( src );
}
else
if( 3 == src->getComponents() )
{
copyScaled3onto4( src );
}
else
{
// 4 == src->getComponents()
copyScaled4onto3( src );
}
}
}
// Src and dst can be any size. Src and dst can each have 3 or 4 components.
void LLImageRaw::copy(LLImageRaw* src)
{
LLImageRaw* dst = this; // Just for clarity.
llassert( (3 == src->getComponents()) || (4 == src->getComponents()) );
llassert( (3 == dst->getComponents()) || (4 == dst->getComponents()) );
if( (src->getWidth() == dst->getWidth()) && (src->getHeight() == dst->getHeight()) )
{
// No scaling needed
if( src->getComponents() == dst->getComponents() )
{
copyUnscaled( src );
}
else
if( 3 == src->getComponents() )
{
copyUnscaled3onto4( src );
}
else
{
// 4 == src->getComponents()
copyUnscaled4onto3( src );
}
}
else
{
// Scaling needed
// No scaling needed
if( src->getComponents() == dst->getComponents() )
{
copyScaled( src );
}
else
if( 3 == src->getComponents() )
{
copyScaled3onto4( src );
}
else
{
// 4 == src->getComponents()
copyScaled4onto3( src );
}
}
}
