public void CalculatePositionTarget(out TGCVector3 pos, out TGCVector3 targetCenter)
{
targetCenter = TGCVector3.Add(Target, TargetDisplacement);
var m = TGCMatrix.Translation(0, OffsetHeight, OffsetForward) * TGCMatrix.RotationY(RotationY) * TGCMatrix.Translation(targetCenter);
pos = new TGCVector3(m.M41, m.M42, m.M43);
}
/// <summary>
/// Configurar valores de posicion y tamaño en forma conjunta
/// </summary>
/// <param name="position">Centro de la caja</param>
/// <param name="size">Tamaño de la caja</param>
public void setPositionSize(TGCVector3 position, TGCVector3 size)
{
var radius = TGCVector3.Scale(size, 0.5f);
PMin = TGCVector3.Subtract(position, radius);
PMax = TGCVector3.Add(position, radius);
}
/// <summary>
/// Genera la proxima matriz de view, sin actualizar aun los valores internos
/// </summary>
/// <param name="pos">Futura posicion de camara generada</param>
/// <param name="targetCenter">Futuro centro de camara a generada</param>
public void CalculatePositionTarget(out TGCVector3 pos, out TGCVector3 targetCenter)
{
//alejarse, luego rotar y lueg ubicar camara en el centro deseado
targetCenter = TGCVector3.Add(Target, TargetDisplacement);
var m = TGCMatrix.Translation(0, OffsetHeight, OffsetForward) * TGCMatrix.RotationY(RotationY) * TGCMatrix.Translation(targetCenter);
//Extraer la posicion final de la matriz de transformacion
pos = new TGCVector3(m.M41, m.M42, m.M43);
}
/// <summary>
/// Construye la grilla
/// </summary>
private GrillaRegularNode[,,] buildGrid(List <TgcMesh> modelos, TgcBoundingAxisAlignBox sceneBounds, TGCVector3 cellDim)
{
var sceneSize = sceneBounds.calculateSize();
var gx = (int)FastMath.Ceiling(sceneSize.X / cellDim.X) + 1;
var gy = (int)FastMath.Ceiling(sceneSize.Y / cellDim.Y) + 1;
var gz = (int)FastMath.Ceiling(sceneSize.Z / cellDim.Z) + 1;
var grid = new GrillaRegularNode[gx, gy, gz];
//Construir grilla
for (var x = 0; x < gx; x++)
{
for (var y = 0; y < gy; y++)
{
for (var z = 0; z < gz; z++)
{
//Crear celda
var node = new GrillaRegularNode();
//Crear BoundingBox de celda
var pMin = new TGCVector3(sceneBounds.PMin.X + x * cellDim.X, sceneBounds.PMin.Y + y * cellDim.Y,
sceneBounds.PMin.Z + z * cellDim.Z);
var pMax = TGCVector3.Add(pMin, cellDim);
node.BoundingBox = new TgcBoundingAxisAlignBox(pMin, pMax);
//Cargar modelos en celda
node.Models = new List <TgcMesh>();
addModelsToCell(node, modelos);
grid[x, y, z] = node;
}
}
}
return(grid);
}
/// <summary>
/// Actualiza el BoundingBox de la caja.
/// No contempla rotacion
/// </summary>
private void updateBoundingBox()
{
var midSize = TGCVector3.Scale(size, 0.5f);
BoundingBox.setExtremes(TGCVector3.Subtract(translation, midSize), TGCVector3.Add(translation, midSize));
}
/// <summary>
/// Centro del Bounding Box
/// </summary>
public TGCVector3 calculateBoxCenter()
{
var axisRadius = calculateAxisRadius();
return(TGCVector3.Add(pMin, axisRadius));
}
private void updateBB()
{
var r = new TGCVector3(mesh.Radius, mesh.Radius, mesh.Radius);
bb.setExtremes(TGCVector3.Subtract(mesh.Position, r), TGCVector3.Add(mesh.Position, r));
}
public void Move(TGCVector3 v)
{
positionEye.Add(v);
cameraFinalTarget.Add(v);
}
public void move(TGCVector3 v)
{
eye.Add(v);
target.Add(v);
}