private void ProjectionChanged(Camera camera, Matrix matProj)
{
if (camera != ActiveCamera)
return;
mGlobalBufferStore.matProj = matProj;
mGlobalChanged = true;
var perspectiveCamera = camera as PerspectiveCamera;
if (perspectiveCamera == null) return;
mGlobalParamsBufferStore.fogParams.Z = perspectiveCamera.FarClip;
mGlobalParamsChanged = true;
M2Manager.ViewChanged();
}
private void ViewChanged(Camera camera, Matrix matView)
{
if (camera != ActiveCamera)
return;
mGlobalBufferStore.matView = matView;
mGlobalChanged = true;
M2Manager.ViewChanged();
UpdateCursorPosition(true);
}
void ProjChanged(Camera cam, Matrix matProj)
{
mMatrixBuffer.UpdateData(new[] {cam.View, cam.Projection});
}
private void SetActiveCamera(Camera camera)
{
ActiveCamera = camera;
}
public void Update(Camera cam, bool stateOnly)
{
if (mWindow.Focused == false || stateOnly)
{
mLastCursorPos = Cursor.Position;
mLastUpdate = DateTime.Now;
return;
}
var keyState = new byte[256];
UnsafeNativeMethods.GetKeyboardState(keyState);
var positionChanged = false;
var updateTerrain = false;
var diff = (float)(DateTime.Now - mLastUpdate).TotalSeconds;
var camBind = KeyBindings.Instance.Camera;
if (KeyHelper.AreKeysDown(keyState, camBind.Forward))
{
positionChanged = true;
updateTerrain = true;
cam.MoveForward(diff * SpeedFactor);
}
if (KeyHelper.AreKeysDown(keyState, camBind.Backward))
{
positionChanged = true;
updateTerrain = true;
cam.MoveForward(-diff * SpeedFactor);
}
if (KeyHelper.AreKeysDown(keyState, camBind.Right))
{
positionChanged = true;
updateTerrain = true;
cam.MoveRight(diff * SpeedFactor);
}
if (KeyHelper.AreKeysDown(keyState, camBind.Left))
{
positionChanged = true;
updateTerrain = true;
cam.MoveRight(-diff * SpeedFactor);
}
if (KeyHelper.AreKeysDown(keyState, camBind.Up))
{
positionChanged = true;
cam.MoveUp(diff * SpeedFactor);
}
if (KeyHelper.AreKeysDown(keyState, camBind.Down))
{
positionChanged = true;
cam.MoveUp(-diff * SpeedFactor);
}
if (KeyHelper.IsKeyDown(keyState, Keys.RButton))
{
var curPos = Cursor.Position;
var dx = curPos.X - mLastCursorPos.X;
var dy = curPos.Y - mLastCursorPos.Y;
if (dx != 0)
{
cam.Yaw(dx * TurnFactor * (InvertX ? 1 : -1));
}
if (dy != 0)
{
cam.Pitch(dy * TurnFactor * (InvertY ? 1 : -1));
}
}
if (positionChanged && PositionChanged != null)
{
PositionChanged(cam.Position, updateTerrain);
}
mLastUpdate = DateTime.Now;
mLastCursorPos = Cursor.Position;
}
