public GroundPlane(Texture texture, int tileU, int tileV, Vector3f pointA, Vector3f pointB, Vector3f pointC, Vector3f pointD)
{
this.texture = texture;
this.tileU = tileU;
this.tileV = tileV;
this.pointA = pointA;
this.pointB = pointB;
this.pointC = pointC;
this.pointD = pointD;
Vector3f vectorA = pointA.diff(pointB);
Vector3f vectorB = pointA.diff(pointD);
normal = vectorA.Cross(vectorB);
normal.Normalize();
}
private void generateLight(Vector3f lightPos, Color4f dL)
{
for (int x = 0; x < width; x++)
{
for (int z = 0; z < depth; z++)
{
Vector3f L = lightPos.diff(vertrices[x + z*width].position);
L.Normalize();
float ip = L * vertrices[x + z*width].position;//L.multiply(listNormals[i, j].posA);
if (ip < 0)
ip = 0;
Color4f vc = new Color4f(0.5f, 1.0f, 1.0f, 1.0f);
if (vertrices[x + z*width].color == null)
vertrices[x + z*width].color = new Color4f(0.5f, 1.0f, 1.0f, 1.0f);
Color4f dv = vertrices[x + z*width].color;
vc.r = ip * dL.r * dv.r;
vc.g = ip * dL.g * dv.g;
vc.b = ip * dL.b * dv.b;
vertrices[x + z*width].color = vc;
}
}
}
