void MyCamera::Update(){
auto CntlVec = App::GetApp()->GetInputDevice().GetControlerVec();
//前回のターンからの時間
float ElapsedTime = App::GetApp()->GetElapsedTime();
if (CntlVec[0].bConnected){
Vector3 NewAt(0, 0, 0);
auto TargetPtr = GetTargetObject();
if (TargetPtr){
//目指したい場所
Vector3 ToAt = TargetPtr->GetComponent<Transform>()->GetPosition();
NewAt = Lerp::CalculateLerp(GetAt(), ToAt, 0, 1.0f, m_ToTargetLerp, Lerp::Linear);
}
//ステップ1、注視点と位置の変更
Vector3 Span = GetAt() - GetEye();
Vector3 NewEye = NewAt - Span;
SetAt(NewAt);
SetEye(NewEye);
//ステップ２、ズームの変更
//カメラ位置と注視点の間のベクトルを算出
Span = GetAt() - GetEye();
//正規化
Span.Normalize();
//変化値の決定
Span = Span * ElapsedTime * 10.0f;
Vector3 NewArm = GetAt() - GetEye();
//Dパッド下
//カメラを引く
if (CntlVec[0].wButtons & XINPUT_GAMEPAD_DPAD_DOWN){
//カメラ位置を引く
NewEye = NewEye - Span;
NewArm = NewAt - NewEye;
if (NewArm.Length() > (GetFar() * 0.1f)){
NewEye = NewEye + Span;
NewArm = NewAt - NewEye;
}
}
//Dパッド上
//カメラを寄る
if (CntlVec[0].wButtons & XINPUT_GAMEPAD_DPAD_UP){
//カメラ位置を寄る
NewEye = NewEye + Span;
NewArm = NewAt - NewEye;
if (NewArm.Length() < GetNear() * 2.0f){
NewEye = NewEye - Span;
NewArm = NewAt - NewEye;
}
}
SetAt(NewAt);
SetEye(NewEye);
//ステップ3角度の変更
//現在のAtとEyeの角度を得る
Vector3 ArmInv = GetEye() - GetAt();
//右スティックX方向
FLOAT AngleY = 0;
//右スティックY方向
FLOAT AngleX = 0;
FLOAT AngleZ = 0;
if (CntlVec[0].fThumbRX != 0){
//右スティックを聞かないようにする
// AngleY = -CntlVec[0].fThumbRX * ElapsedTime;
}
if (CntlVec[0].fThumbRY != 0){
//右スティックを聞かないようにする
// AngleX = CntlVec[0].fThumbRY * ElapsedTime;
// AngleZ = CntlVec[0].fThumbRY * ElapsedTime;
}
if (ArmInv.z > 0){
AngleX *= -1.0f;
}
if (ArmInv.x < 0){
AngleZ *= -1.0f;
}
Quaternion QtSpan(AngleX, AngleY, AngleZ);
QtSpan.Normalize();
//回転先計算の行列を作成
Matrix4X4 Mat, Mat2;
Mat.STRTransformation(
Vector3(1.0f, 1.0f, 1.0f),
ArmInv,
QtSpan);
Mat2.TranslationFromVector(GetAt());
Mat *= Mat2;
NewEye = Mat.PosInMatrix();
if (NewEye.y < 0.5f){
NewEye.y = 0.5f;
}
//カメラが一定以上、上から視線にならなように調整
ArmInv = NewEye - GetAt();
ArmInv.Normalize();
float y2 = ArmInv.y * ArmInv.y;
float x2 = ArmInv.x * ArmInv.x;
float z2 = ArmInv.z * ArmInv.z;
if (y2 <= (x2 + z2)){
SetEye(NewEye);
}
}
Camera::Update();
}
void FPSCamera::Update( float _DeltaTime, float _TranslationSpeed, float _RotationSpeed, float _SpeedBoostWithShift )
{
//////////////////////////////////////////////////////////////////////////
// Handle mouse manipulation
//
if ( gs_WindowInfos.Events.Mouse.dbuttons[0] > 0 )
{ // Button down
SetCapture( gs_WindowInfos.hWnd );
m_ButtonDownMouseX = gs_WindowInfos.Events.Mouse.x;
m_ButtonDownMouseY = gs_WindowInfos.Events.Mouse.y;
m_ButtonDownPosition = m_Position;
m_ButtonDownTarget = m_Target;
}
else if ( gs_WindowInfos.Events.Mouse.dbuttons[0] < 0 )
{ // Button up
ReleaseCapture();
}
if ( gs_WindowInfos.Events.Mouse.buttons[0] != 0 )
{
int MouseDx = gs_WindowInfos.Events.Mouse.x - m_ButtonDownMouseX;
int MouseDy = gs_WindowInfos.Events.Mouse.y - m_ButtonDownMouseY;
float DAngleX = (_RotationSpeed * TWOPI) * MouseDx / RESX;
float DAngleY = (_RotationSpeed * PI) * MouseDy / RESY;
NjFloat3 At = m_ButtonDownTarget - m_ButtonDownPosition;
float Distance2Target = At.Length();
At = At / Distance2Target;
float Theta = asinf( At.y );
float Phi = atan2f( At.x, At.z );
Theta = CLAMP( Theta - DAngleY, -0.99f * HALFPI, +0.99f * HALFPI ); // Never completly up or down to avoid gimbal lock
Phi -= DAngleX;
NjFloat3 NewAt( sinf(Phi)*cosf(Theta), sinf(Theta), cosf(Phi)*cos(Theta) );
m_Target = m_Position + Distance2Target * NewAt;
// Vector3 Euler = GetEuler( m_ButtonDownTransform );
// Matrix CamRotYMatrix = Matrix.RotationY( fAngleY + Euler.Y );
// Matrix CamRotXMatrix = Matrix.RotationX( fAngleX + Euler.X );
// Matrix CamRotZMatrix = Matrix.RotationZ( Euler.Z );
//
// Matrix RotateMatrix = CamRotXMatrix * CamRotYMatrix * CamRotZMatrix;
}
NjFloat3 At = (m_Target - m_Position).Normalize();
NjFloat3 Right = (At ^ m_Up).Normalize();
NjFloat3 Up = Right ^ At;
//////////////////////////////////////////////////////////////////////////
// Handle keyboard manipulation
//
float Speed = _DeltaTime * _TranslationSpeed;
if ( gs_WindowInfos.Events.Keyboard.State[KEY_LSHIFT] )
Speed *= _SpeedBoostWithShift;
NjFloat3 Delta = NjFloat3::Zero;
if ( gs_WindowInfos.pKeys['Q'] )
{ // Strafe left
Delta = Delta - Speed * Right;
}
if ( gs_WindowInfos.pKeys['D'] )
{ // Strafe right
Delta = Delta + Speed * Right;
}
if ( gs_WindowInfos.pKeys['Z'] )
{ // Forward
Delta = Delta + Speed * At;
}
if ( gs_WindowInfos.pKeys['S'] )
{ // Backward
Delta = Delta - Speed * At;
}
if ( gs_WindowInfos.pKeys[' '] )
{ // Up
Delta = Delta + Speed * Up;
}
if ( gs_WindowInfos.Events.Keyboard.State[KEY_LCONTROL] )
{ // Down
Delta = Delta - Speed * Up;
}
m_Position = m_Position + Delta;
m_Target = m_Target + Delta;
//////////////////////////////////////////////////////////////////////////
// Rebuild camera matrix
m_Camera.LookAt( m_Position, m_Target, m_Up );
}
