Cube::Cube(const position_type &where, std::shared_ptr<Texture> texture )
: Object3D(where) {
// 8 points, 6 surfaces
position_type
blf(-1.0, -1.0, 1.0) // front rectangle
, brf(1.0, -1.0, 1.0)
, trf(1.0, 1.0, 1.0)
, tlf(-1.0, 1.0, 1.0)
, blr(-1.0, -1.0, -1.0) // rear rectangle
, brr(1.0, -1.0, -1.0)
, trr(1.0, 1.0, -1.0)
, tlr(-1.0, 1.0, -1.0);
position_type
negZ(0.0, 0.0, -1.0)
, posZ(0.0, 0.0, 1.0)
, negY(0.0, -1.0, 0.0)
, posY(0.0, 1.0, 0.0)
, negX(-1.0, 0.0, 0.0)
, posX(1.0, 0.0, 0.0);
// if changing the order, make sure to change accessors so they grab the correct object
this->add_child(new Rectangle(POSITION_INHERIT, { blf, blr, brr, brf }, { negY, negY, negY, negY }, texture)); // bottom negY
this->add_child(new Rectangle(POSITION_INHERIT, { trr, brr, blr, tlr }, { negZ, negZ, negZ, negZ }, texture)); // rear negZ
this->add_child(new Rectangle(POSITION_INHERIT, { trf, brf, brr, trr }, { posX, posX, posX, posX }, texture)); // right posX
this->add_child(new Rectangle(POSITION_INHERIT, { tlr, blr, blf, tlf }, { negX, negX, negX, negX }, texture)); // left negX
this->add_child(new Rectangle(POSITION_INHERIT, { tlf, blf, brf, trf }, { posZ, posZ, posZ, posZ }, texture)); // front posZ
this->add_child(new Rectangle(POSITION_INHERIT, { tlr, tlf, trf, trr }, { posY, posY, posY, posY }, texture)); // top posY
} // Cube
/**
* Main function.
*/
int main(int argc, char *argv[]){
//runs application
QApplication a(argc, argv);
Settings& sts = Settings::get();
QTranslator trr(&a);
trr.load(sts.language(), "./Translation");
a.installTranslator(&trr);
Application::MainWindow w;
w.show();
w.showMaximized();
return a.exec();
}
Cube::Cube( const position_type &where, Texture::pointer_type texture )
: Object( where, texture )
{
glm::vec3
blf( -1.0, -1.0, 1.0 ) // front rectangle
, brf( 1.0, -1.0, 1.0 )
, trf( 1.0, 1.0, 1.0 )
, tlf( -1.0, 1.0, 1.0 )
, blr( -1.0, -1.0, -1.0 ) // rear rectangle
, brr( 1.0, -1.0, -1.0 )
, trr( 1.0, 1.0, -1.0 )
, tlr( -1.0, 1.0, -1.0 )
;
glm::vec3
negZ( 0.0, 0.0, -1.0 )
, posZ( 0.0, 0.0, 1.0 )
, negY( 0.0, -1.0, 0.0 )
, posY( 0.0, 1.0, 0.0 )
, negX( -1.0, 0.0, 0.0 )
, posX( 1.0, 0.0, 0.0 )
;
// gl_triangle strip
// for ccw winding: top left, bottom left, top right, bottom right
auto add_components = [ &]( const std::vector<Component::pointer_type>& vec )
{
for ( auto& v : vec )
this->components.emplace_back( v );
};
add_components( Triangle::from_quad( std::vector<glm::vec3>( { blf, blr, brf, brr } ), negY, texture ) ); // bottom
add_components( Triangle::from_quad( std::vector<glm::vec3>( { trr, brr, tlr, blr } ), negZ, texture ) ); // rear
add_components( Triangle::from_quad( std::vector<glm::vec3>( { trf, brf, trr, brr } ), posX, texture ) ); // right posX
add_components( Triangle::from_quad( std::vector<glm::vec3>( { tlr, blr, tlf, blf } ), negX, texture ) ); // left negX
add_components( Triangle::from_quad( std::vector<glm::vec3>( { tlf, blf, trf, brf } ), posZ, texture ) ); // front posZ
add_components( Triangle::from_quad( std::vector<glm::vec3>( { tlr, tlf, trr, trf } ), posY, texture ) ); // top posY
}
