internal void ManipulateCamera()
{
if (_spaceMouseEventCount == 0)
{
return;
}
SharpDX.Vector3 viewDir;
SharpDX.Vector3 sideDir;
SharpDX.Vector3 upDir;
_renderSetup.CalcDirections(out viewDir, out sideDir, out upDir);
var viewDirLength = viewDir.Length();
viewDir /= viewDirLength;
float translationVelocity = _spaceMouseTranslateVector.Length() / 2000.0f;
var direction = _spaceMouseTranslateVector;
direction.Normalize();
if (translationVelocity < _cameraInteraction.MaxMoveVelocity)
{
direction *= translationVelocity;
}
else
{
direction *= _cameraInteraction.MaxMoveVelocity;
}
var oldPosition = _renderSetup.CameraPosition;
var moveDir = direction.X * sideDir - direction.Y * viewDir - direction.Z * upDir;
var rotAroundX = Matrix.RotationAxis(sideDir, -_spaceMouseRotateVector.X / 8000.0f);
var rotAroundY = Matrix.RotationAxis(upDir, -_spaceMouseRotateVector.Y / 8000.0f);
var rot = Matrix.Multiply(rotAroundX, rotAroundY);
var newViewDir = Vector3.Transform(viewDir, rot);
newViewDir.Normalize();
_renderSetup.CameraPosition = oldPosition + moveDir;
_renderSetup.CameraTarget = oldPosition + moveDir + newViewDir.ToVector3() * viewDirLength;
_spaceMouseEventCount = 0;
_spaceMouseTranslateVector = new Vector3(0, 0, 0);
_spaceMouseRotateVector = new Vector3(0, 0, 0);
}
private void OrbitByAngle(Vector2 rotationSpeed)
{
Vector3 viewDir, sideDir, upDir;
var currentTarget = _showSceneControl.RenderSetup.CameraTarget;
D3DRenderSetup.CalcDirections(currentTarget, _cameraPositionGoal, 0, out viewDir, out sideDir, out upDir);
var viewDirLength = viewDir.Length();
viewDir /= viewDirLength;
Matrix rotAroundX = Matrix.RotationAxis(sideDir, rotationSpeed.Y);
Matrix rotAroundY = Matrix.RotationAxis(upDir, rotationSpeed.X);
Matrix rot = Matrix.Multiply(rotAroundX, rotAroundY);
Vector4 newViewDir = Vector3.Transform(viewDir, rot);
newViewDir.Normalize();
// Set new position and freeze cam-target transitions
_showSceneControl.RenderSetup.CameraPosition = _cameraPositionGoal = _showSceneControl.RenderSetup.CameraTarget - newViewDir.ToVector3() * viewDirLength;
_cameraTargetGoal = currentTarget;
}
private void UpdateLocalShownContent()
{
//if (_showSceneControl == null)
// return;
//var op = _showSceneControl.Operator;
//var d3DScene = _showSceneControl.RenderSetup;
if (d3DScene == null || d3DScene.Operator == null || d3DScene.Operator.Outputs.Count <= 0)
{
return;
}
var op = d3DScene.Operator;
D3DDevice.WindowSize = new SharpDX.Size2(Size.Width, Size.Height);
D3DDevice.TouchWidth = Size.Width;
D3DDevice.TouchHeight = Size.Height;
TimeLogger.BeginFrame(CurrentTime);
D3DDevice.BeginFrame();
ProcessKeyEvents();
try
{
var context = new OperatorPartContext(_defaultContext, (float)CurrentTime);
if (Math.Abs(context.Time - _previousTime) > Constants.Epsilon)
{
var invalidator = new OperatorPart.InvalidateInvalidatables();
op.Outputs[0].TraverseWithFunctionUseSpecificBehavior(null, invalidator);
_previousTime = context.Time;
}
context.D3DDevice = D3DDevice.Device;
context.RenderTargetView = _renderTargetView;
context.DepthStencilState = _renderer.DefaultDepthStencilState;
context.BlendState = _renderer.DefaultBlendState;
context.RasterizerState = _renderer.DefaultRasterizerState;
context.SamplerState = _renderer.DefaultSamplerState;
context.Viewport = _viewport;
context.Texture0 = _shaderResourceView;
Vector3 viewDir;
Vector3 sideDir;
Vector3 upDir;
D3DRenderSetup.CalcDirections(d3DScene.CameraTarget, d3DScene.CameraPosition, d3DScene.CameraRoll, out viewDir, out sideDir, out upDir);
var worldToCamera = Matrix.LookAtLH(d3DScene.CameraPosition, d3DScene.CameraTarget, upDir);
d3DScene.Operator = op;
switch (op.FunctionType)
{
case FunctionType.Scene:
context.Effect = _renderer.SceneDefaultEffect;
context.InputLayout = _renderer.SceneDefaultInputLayout;
context.DepthStencilView = _depthStencilView;
D3DRenderSetup.Setup(context, op, _renderer, worldToCamera);
op.Outputs[0].Eval(context);
break;
case FunctionType.Image:
context.Effect = _renderer.ScreenRenderEffect;
context.InputLayout = _renderer.ScreenQuadInputLayout;
context.DepthStencilView = null;
D3DRenderSetup.Setup(context, op, _renderer, worldToCamera);
var image = op.Outputs[0].Eval(new OperatorPartContext(context)).Image;
if (image != null)
{
_renderer.SetupBaseEffectParameters(context);
_renderer.RenderToScreen(image, context);
}
break;
}
_swapChain.Present(1, PresentFlags.None);
D3DDevice.EndFrame();
TimeLogger.EndFrame();
}
catch (Exception exception)
{
Logger.Error("Exception while in fullscreen:\n", exception.ToString());
}
}
