private void CreateHelicopterForestScene()
{
baseLightPosition = new Vector3(0.3f, 1, 0.3f);
// Tree scene
for (int i = 0; i < numberOfTrees; i++)
{
if (numberOfTrees == 1)
{
// Debugging: single tree
GetRoot().AddChild(CreateTree(new Vector3(0, 0, 0)));
}
else
{
GetRoot().AddChild(CreateTree(new Vector3((float)(random.NextDouble() * 2 - 1), 0, (float)(random.NextDouble() * 2 - 1))));
}
}
GetRoot().AddChild(CreatePlane());
// Helicopter
INode helicopter = new Helicopter(new Vector3(0.3f, 0.3f, 0.3f), new Vector3(0.7f, 0.4f, 0));
RotationNode heliRotation = new RotationNode(0, new Vector3(0, 1, 0));
heliRotation.Animated = true;
heliRotation.AnimationSpeed = 0.005f;
heliRotation.AddChild(helicopter);
GetRoot().AddChild(heliRotation);
GetRoot().LightPosition = baseLightPosition;
GetRoot().Animated = false;
}
private INode CreateRotor(Vector3 offset)
{
var bar1 = CreateBar(new Vector3(1, 0.03f, 0.03f), Color.DarkGray);
var bar2 = CreateBar(new Vector3(0.03f, 0.03f, 1), Color.DarkGray);
RotationNode rotorNode = new RotationNode();
rotorNode.Animated = true;
rotorNode.AddChild(bar1);
rotorNode.AddChild(bar2);
TranslationNode offsetNode = new TranslationNode(offset);
offsetNode.AddChild(rotorNode);
return(offsetNode);
}
private INode CreateObject()
{
InnerNode objectNode = new InnerNode();
TriangleMesh mesh = new TriangleMesh();
double randomValue = random.NextDouble();
if (randomValue < 1 / 3.0)
{
TriangleMeshFactory.CreateSphere(mesh, 0.25f, 10);
}
else if (randomValue < 2 / 3.0)
{
TriangleMeshFactory.CreateCube(mesh, 0.25f);
}
else
{
ObjReader reader = new ObjReader();
reader.Read("meshes/cow.obj", mesh);
}
TriangleMeshNode meshNode = new TriangleMeshNode(mesh);
meshNode.SetColor(CreateColor());
ScaleNode scaleNode = new ScaleNode(new Vector3(0.4f, 0.4f, 0.4f));
scaleNode.AddChild(meshNode);
objectNode.AddChild(scaleNode);
float posMin = -0.4f;
Vector3 t = new Vector3((float)(random.NextDouble() * posMin * 2 - posMin),
(float)(random.NextDouble() * posMin * 2 - posMin),
(float)(random.NextDouble() * posMin * 2 - posMin));
TranslationNode translationNode = new TranslationNode(t);
translationNode.AddChild(objectNode);
Vector3 axis = new Vector3((float)(random.NextDouble()) + 0.2f,
(float)(random.NextDouble()) + 0.2f,
(float)(random.NextDouble()) + 0.2f).Normalized();
RotationNode rotationNode = new RotationNode(0, axis);
rotationNode.Animated = true;
rotationNode.AnimationSpeed = 0.01f;
rotationNode.AddChild(translationNode);
Console.WriteLine("Created object: " + t);
return(rotationNode);
}
private INode CreateBackRotor(Vector3 offset)
{
INode rotor = CreateRotor(new Vector3(0, 0, 0));
ScaleNode scaleNode = new ScaleNode(new Vector3(0.5f, 0.5f, 0.5f));
scaleNode.AddChild(rotor);
RotationNode rotationNode = new RotationNode(90.0f, new Vector3(0, 0, 1));
rotationNode.Animated = false;
rotationNode.AddChild(scaleNode);
TranslationNode offsetNode = new TranslationNode(offset);
offsetNode.AddChild(rotationNode);
return(offsetNode);
}
