/** constructor */
EyeMap::EyeMap( ) {
// Vertices
_verts = new osg::Vec3Array;
for (int i=0; i<2; i++) {
osg::Vec3 base_pos = osg::Vec3(i*30, 0.0f, 0.0f);
_verts->push_back( base_pos ); // center
_verts->push_back( base_pos + osg::Vec3( -10.0f, -10.0f, 0.0f ) ); // edge v0
_verts->push_back( base_pos + osg::Vec3( -10.0f, 10.0f, 0.0f ) ); // edge v1
_verts->push_back( base_pos + osg::Vec3( 10.0f, 10.0f, 0.0f ) ); // edge v2
_verts->push_back( base_pos + osg::Vec3( 10.0f, -10.0f, 0.0f ) ); // edge v3
_verts->push_back( base_pos + osg::Vec3( -10.0f, -10.0f, 0.0f ) ); // edge v0
}
// Colours
_colors = new osg::Vec4Array;
_colors->push_back( osg::Vec4( 1.0f, 0.0f, 0.0f, 1.0f ));
_colors->push_back( osg::Vec4( 0.0f, 1.0f, 0.0f, 1.0f ));
_fan_lengths = new osg::ByteArray;
_fan_lengths->push_back( 6 );
_fan_lengths->push_back( 6 );
createDrawables();
}
void EyeMap::setGeometry( osg::Vec3Array* verts, osg::ByteArray* fan_lengths ) {
_verts = verts;
_fan_lengths = fan_lengths;
// Colours
_colors = new osg::Vec4Array;
for (int i=0; i<fan_lengths->getNumElements(); i++ ) {
_colors->push_back( osg::Vec4( 1.0f, 1.0f, 1.0f, 1.0f ));
}
createDrawables();
}
void Image::updateDrawables()
{
if(m_upd_recreate)
{
destroyDrawables();
createDrawables();
}
if(m_upd_geometry)
{
updateGeometry();
}
if(m_upd_xf)
{
updateTransform();
}
if(m_upd_texture)
{
updateTexture();
}
if(m_upd_tile_ratio)
{
updateTileRatio();
}
if(m_upd_smooth)
{
updateSmooth();
}
if(m_upd_opacity)
{
updateOpacity();
}
m_upd_recreate = false;
m_upd_geometry = false;
m_upd_xf = false;
m_upd_texture = false;
m_upd_tile_ratio = false;
m_upd_smooth = false;
m_upd_opacity = false;
}
