void splineShape::modifyControlPoint(int pointID, displacementStruct displacement)
{
/*
* Este metodo pretende implementar un movimiento basico de un punto de control:
* Argumentos:
* - pointID: <unsigned int> identificador del punto sobre el que vamos a operar
* - displacement:
*/
double xdisplacement,ydisplacement;
//Criterio, los puntos de control del borde de ataque y del borde de salida quedan fijos.
if ( pointID == 0 or pointID == n-1 or pointID == 2*(n-1))//TODO anadir la condicion de pointID == 0
{
// There are fixed points.
xdisplacement = 0.0;
ydisplacement = 0.0;
}
else
{
xdisplacement = displacement.norm * cos(displacement.theta);
ydisplacement = displacement.norm * sin(displacement.theta);
}
pts[pointID].x += xdisplacement;
pts[pointID].y += ydisplacement;
calcSplines();
updateControlPoints();
}
void TerrainBlock::init(){
// attach ground vertices to landscape height:
if(!attachVertices()){
Info << "\nTerrainBlock: Error attaching points.\n" << endl;
throw;
}
// calculate the vertex-vertex splines:
if(!calcSplines()){
Info << "\nTerrainBlock: Error calculating splines.\n" << endl;
throw;
}
}
