public override Result Update(float dt)
{
if (_heightmap == null)
{
}
else
{
_angle += dt * 0.5f;
var center = _heightmap.Center;
var eye = new Vector3(center.X + MathF.Cos(_angle) * center.X * 2.0f, _heightmap.MaxHeight * 8.0f, -center.Y + MathF.Sin(_angle) * center.Y * 2.0f);
var lookAt = new Vector3(center.X, 0.0f, -center.Y);
var world = Matrix.Identity;
var view = Matrix.LookAtLH(eye, lookAt, new Vector3(0, 1, 0));
var proj = Matrix.PerspectiveFovLH(MathF.Pi / 4, 1.3333f, 1.0f, 1000.0f);
Device.SetTransform(TransformState.World, world);
Device.SetTransform(TransformState.View, view);
Device.SetTransform(TransformState.Projection, proj);
if (Input.IsKeyDown(Key.Space))
{
_image++;
if (_image > 2)
{
_image = 0;
}
switch (_image)
{
case 0:
_heightmap.LoadFromFile("images/abe.jpg");
break;
case 1:
_heightmap.LoadFromFile("images/smiley.bmp");
break;
case 2:
_heightmap.LoadFromFile("images/heightmap.jpg");
break;
}
_hmRenderer.Release();
_hmRenderer = new HeightMapRenderer(_heightmap, Device);
_hmRenderer.CreateParticles();
Thread.Sleep(300);
}
}
if (Input.IsKeyDown(Key.Escape))
{
Quit();
}
return(ResultCode.Success);
}
public override Result Update(float dt)
{
if (_heightmap == null)
{
}
else
{
_angle += dt * 0.5f;
var center = _heightmap.Center;
var eye = new Vector3(center.X + MathF.Cos(_angle) * center.X * 2.0f, _heightmap.MaxHeight * 8.0f, -center.Y + MathF.Sin(_angle) * center.Y * 2.0f);
var lookAt = new Vector3(center.X, 0.0f, -center.Y);
var world = Matrix.Identity;
var view = Matrix.LookAtLH(eye, lookAt, new Vector3(0, 1, 0));
var proj = Matrix.PerspectiveFovLH(MathF.Pi / 4, 1.3333f, 1.0f, 1000.0f);
Device.SetTransform(TransformState.World, world);
Device.SetTransform(TransformState.View, view);
Device.SetTransform(TransformState.Projection, proj);
if (Input.IsKeyDown(Key.Space))
{
_heightmap.CreateRandomHeightMap(MathF.Rand(2000), _size / 10.0f, _amplitude / 10.0f, 9);
_hmRenderer.Release();
_hmRenderer = new HeightMapRenderer(_heightmap, Device);
_hmRenderer.CreateParticles();
Thread.Sleep(100);
}
}
if (Input.IsKeyDown(Key.Escape))
{
Quit();
return(ResultCode.Success);
}
if (Input.IsKeyDown(Key.DownArrow) && _size > 1)
{
_size--; Thread.Sleep(100);
}
if (Input.IsKeyDown(Key.UpArrow) && _size < 20)
{
_size++; Thread.Sleep(100);
}
if (Input.IsKeyDown(Key.LeftArrow) && _amplitude > 1)
{
_amplitude--; Thread.Sleep(100);
}
if (Input.IsKeyDown(Key.RightArrow) && _amplitude < 15)
{
_amplitude++; Thread.Sleep(100);
}
return(ResultCode.Success);
}
public override Result Cleanup()
{
ReleaseCom(Font);
ReleaseCom(Device);
_heightmap.Release();
_hmRenderer.Release();
Debug.Print("Application terminated");
return(ResultCode.Success);
}
