void CameraController::closeCursorPosition()
{
ICursorControl* cursor = _game->getDevice()->getCursorControl();
vector2df position = cursor->getRelativePosition();
if (closeCoordinate(position.X) ||
closeCoordinate(position.Y)) {
cursor->setPosition(position);
_previousMousePosition = position;
}
}
void PlayerInstance :: UpdateRotation()
{
ICursorControl* cursorControl = IRR->device->getCursorControl();
position2d<f32> cursorPos = cursorControl->getRelativePosition();
static float rotateSpeed = 4.0f;
if(firstRot) // it checks if it is the first time camera rotates and than fill tables with proper values
{
rotX[0] = rotX[1] = 0.5f - cursorPos.X;
rotY[0] = rotY[1] = 0.5f - cursorPos.Y;
firstRot = false;
}
// puts values from this frame into table
rotX[2] = 0.5f - cursorPos.X;
rotY[2] = 0.5f - cursorPos.Y;
// If any change in cursorPos this frame:
if (cursorPos.X < 0.5 || cursorPos.X > 0.5 || cursorPos.Y < 0.5 || cursorPos.Y > 0.5 )
{
// Rotate Y Axis:
yRotation -= (rotX[0]+rotX[1]+rotX[2])/3 * rotateSpeed;
// Rotate X Axis:
xRotation -= (rotY[0]+rotY[1]+rotY[2])/3 * rotateSpeed;
// Restrict X Axis:
if(xRotation > PI/2.1f) xRotation = PI/2.1f;
if(xRotation < -PI/2.1f) xRotation = -PI/2.1f;
cursorControl->setPosition(0.5f, 0.5f);
rotX[0] = rotX[1]; // finaly we move values to make room for a new ones
rotX[1] = rotX[2];
rotY[0] = rotY[1];
rotY[1] = rotY[2];
}
lookAtHeading = IRR->RotateVectorAboutVector(vector3df(1,0,0), vector3df(0,1,0), yRotation);
vector3df newTangent = lookAtHeading.crossProduct(vector3df(0,-1,0));
newTangent.Y = 0;
newTangent.normalize();
lookAtHeading = IRR->RotateVectorAboutVector(lookAtHeading, newTangent, xRotation); // + camRecoil.X
camUp = lookAtHeading.crossProduct(newTangent);
SetHeading(vector3df(lookAtHeading.X, 0, lookAtHeading.Z));
}
bool CameraController::OnEvent(const SEvent& event)
{
closeCursorPosition();
if (event.EventType == EET_MOUSE_INPUT_EVENT) {
if (event.MouseInput.Event == EMIE_MOUSE_MOVED) {
ICursorControl* cursor = _game->getDevice()->getCursorControl();
vector2df position = cursor->getRelativePosition();
vector2df delta = position - _previousMousePosition;
_previousMousePosition = position;
_cameraAngles +=
vector2df(delta.X, delta.Y)*_config.MouseSensitivity;
if (_cameraAngles.Y > MAX_THETA_VALUE)
_cameraAngles.Y = MAX_THETA_VALUE;
if (_cameraAngles.Y < MIN_THETA_VALUE)
_cameraAngles.Y = MIN_THETA_VALUE;
refreshPosition();
return true;
}
if (event.MouseInput.Event == EMIE_MOUSE_WHEEL) {
_cameraRadius +=
event.MouseInput.Wheel*_config.WheelSensitivity;
if (_cameraRadius > _config.MaxCameraRadius)
_cameraRadius = _config.MaxCameraRadius;
if (_cameraRadius < _config.MinCameraRadius)
_cameraRadius = _config.MinCameraRadius;
refreshPosition();
return true;
}
}
return false;
}
