//! constructor
CSSceneNodeAnimatorFPS::CSSceneNodeAnimatorFPS(gui::ICursorControl* cursorControl,
f32 rotateSpeed, f32 moveSpeed, f32 jumpSpeed,
SKeyMap* keyMapArray, u32 keyMapSize, bool noVerticalMovement, bool invertY)
: CursorControl(cursorControl), MaxVerticalAngle(88.0f),
MoveSpeed(moveSpeed), RotateSpeed(rotateSpeed), JumpSpeed(jumpSpeed),
MouseYDirection(invertY ? -1.0f : 1.0f),
LastAnimationTime(0), firstUpdate(true), firstInput(true), NoVerticalMovement(noVerticalMovement)
{
#ifdef _DEBUG
setDebugName("CCameraSceneNodeAnimatorFPS");
#endif
if (CursorControl)
CursorControl->grab();
allKeysUp();
// create key map
if (!keyMapArray || !keyMapSize)
{
// create default key map
KeyMap.push_back(SKeyMap(EKA_MOVE_FORWARD, irr::KEY_UP));
KeyMap.push_back(SKeyMap(EKA_MOVE_BACKWARD, irr::KEY_DOWN));
KeyMap.push_back(SKeyMap(EKA_STRAFE_LEFT, irr::KEY_LEFT));
KeyMap.push_back(SKeyMap(EKA_STRAFE_RIGHT, irr::KEY_RIGHT));
KeyMap.push_back(SKeyMap(EKA_JUMP_UP, irr::KEY_KEY_J));
}
else
{
// create custom key map
setKeyMap(keyMapArray, keyMapSize);
}
}
RTSCamera::RTSCamera(IrrlichtDevice* devicepointer,ISceneNode* parent,ISceneManager* smgr,s32 id,
f32 rs,f32 zs,f32 ts)
: ICameraSceneNode(parent,smgr,id,vector3df(1.0f,1.0f,1.0f),vector3df(0.0f,0.0f,0.0f),
vector3df(1.0f,1.0f,1.0f)),InputReceiverEnabled(true)
{
device = devicepointer;
BBox.reset(0,0,0);
UpVector.set(0.0f, 1.0f, 0.0f);
// set default projection
Fovy = core::PI / 2.5f; // Field of view, in radians.
Aspect = 4.0f / 3.0f; // Aspect ratio.
ZNear = 1.0f; // value of the near view-plane.
ZFar = 100000.0f; // Z-value of the far view-plane.
oldTimeMs = 0;
IVideoDriver* d = smgr->getVideoDriver();
if (d)
Aspect = (f32)d->getCurrentRenderTargetSize().Width / (f32)d->getCurrentRenderTargetSize().Height;
zooming = false;
rotating = false;
moving = false;
translating = false;
zoomSpeed = zs;
rotateSpeed = rs;
translateSpeed = ts;
targetMinDistance = 1.0f;
targetMaxDistance = 900.0f;
Target.set(0.0f,0.0f,0.0f);
rotX = 0;
rotY = 0;
oldTarget = Target;
maxRot = 0;
atMinDistance = false;
atMaxDistance = false;
allKeysUp();
allMouseButtonsUp();
recalculateProjectionMatrix();
recalculateViewArea();
smgr->setActiveCamera(this);
}
//! constructor
CSceneNodeAnimatorCameraMaya::CSceneNodeAnimatorCameraMaya(gui::ICursorControl* cursor, f32 rotate, f32 zoom, f32 translate)
: CursorControl(cursor), Zooming(false), Rotating(false), Moving(false),
Translating(false), ZoomSpeed(zoom), RotateSpeed(rotate), TranslateSpeed(translate),
CurrentZoom(70.0f), RotX(0.0f), RotY(0.0f), OldCamera(0), MousePos(0.5f, 0.5f)
{
#ifdef _DEBUG
setDebugName("CSceneNodeAnimatorCameraMaya");
#endif
if (CursorControl)
{
CursorControl->grab();
MousePos = CursorControl->getRelativePosition();
}
allKeysUp();
}
//! constructor
CCameraMayaSceneNode::CCameraMayaSceneNode(ISceneNode* parent, ISceneManager* mgr, s32 id,
f32 rs, f32 zs, f32 ts)
: CCameraSceneNode(parent, mgr, id),
zooming(false), rotating(false), moving(false), translating(false),
zoomSpeed(zs), rotateSpeed(ts), translateSpeed(ts),
rotateStartX(0.0f), rotateStartY(0.0f), zoomStartX(0.0f), zoomStartY(0.0f),
translateStartX(0.0f), translateStartY(0.0f), currentZoom(70.0f), rotX(0.0f), rotY(0.0f)
{
#ifdef _DEBUG
setDebugName("CCameraMayaSceneNode");
#endif
Target.set(0.0f, 0.0f, 0.0f);
oldTarget = Target;
allKeysUp();
recalculateViewArea();
}
void CSSceneNodeAnimatorFPS::animateNode(ISceneNode* node, u32 timeMs)
{
if (!node || node->getType() != ESNT_CAMERA)
return;
ICameraSceneNode* camera = static_cast<ICameraSceneNode*>(node);
if (firstUpdate)
{
camera->updateAbsolutePosition();
if (CursorControl)
{
CursorControl->setPosition(m_CursorOffsetX, m_CursorOffsetY);
CursorPos = CenterCursor = CursorControl->getRelativePosition();
}
LastAnimationTime = timeMs;
firstUpdate = false;
}
// If the camera isn't the active camera, and receiving input, then don't process it.
if (!camera->isInputReceiverEnabled())
{
firstInput = true;
return;
}
if (firstInput)
{
allKeysUp();
firstInput = false;
}
scene::ISceneManager * smgr = camera->getSceneManager();
if (smgr && smgr->getActiveCamera() != camera)
return;
// get time
f32 timeDiff = (f32)(timeMs - LastAnimationTime);
LastAnimationTime = timeMs;
// update position
core::vector3df pos = camera->getPosition();
// Update rotation
core::vector3df target = (camera->getTarget() - camera->getAbsolutePosition());
core::vector3df relativeRotation = target.getHorizontalAngle();
if (CursorControl)
{
if (CursorPos != CenterCursor)
{
relativeRotation.Y -= (m_CursorOffsetX - CursorPos.X) * RotateSpeed;
relativeRotation.X -= (m_CursorOffsetY - CursorPos.Y) * RotateSpeed * MouseYDirection;
// X < MaxVerticalAngle or X > 360-MaxVerticalAngle
if (relativeRotation.X > MaxVerticalAngle * 2 &&
relativeRotation.X < 360.0f - MaxVerticalAngle)
{
relativeRotation.X = 360.0f - MaxVerticalAngle;
}
else
if (relativeRotation.X > MaxVerticalAngle &&
relativeRotation.X < 360.0f - MaxVerticalAngle)
{
relativeRotation.X = MaxVerticalAngle;
}
// Do the fix as normal, special case below
// reset cursor position to the centre of the window.
CursorControl->setPosition(m_CursorOffsetX, m_CursorOffsetY);
CenterCursor = CursorControl->getRelativePosition();
// needed to avoid problems when the event receiver is disabled
CursorPos = CenterCursor;
}
// Special case, mouse is whipped outside of window before it can update.
video::IVideoDriver* driver = smgr->getVideoDriver();
core::vector2d<u32> mousepos(u32(CursorControl->getPosition().X), u32(CursorControl->getPosition().Y));
core::rect<u32> screenRect(0, 0, driver->getScreenSize().Width, driver->getScreenSize().Height);
// Only if we are moving outside quickly.
bool reset = !screenRect.isPointInside(mousepos);
if (reset)
{
// Force a reset.
CursorControl->setPosition(m_CursorOffsetX, m_CursorOffsetY);
CenterCursor = CursorControl->getRelativePosition();
CursorPos = CenterCursor;
}
}
// set target
target.set(0, 0, core::max_(1.f, pos.getLength()));
core::vector3df movedir = target;
core::matrix4 mat;
mat.setRotationDegrees(core::vector3df(relativeRotation.X, relativeRotation.Y, 0));
mat.transformVect(target);
if (NoVerticalMovement)
{
mat.setRotationDegrees(core::vector3df(0, relativeRotation.Y, 0));
mat.transformVect(movedir);
}
else
{
movedir = target;
}
movedir.normalize();
if (CursorKeys[EKA_MOVE_FORWARD])
pos += movedir * timeDiff * MoveSpeed;
if (CursorKeys[EKA_MOVE_BACKWARD])
pos -= movedir * timeDiff * MoveSpeed;
// strafing
core::vector3df strafevect = target;
strafevect = strafevect.crossProduct(camera->getUpVector());
if (NoVerticalMovement)
strafevect.Y = 0.0f;
strafevect.normalize();
if (CursorKeys[EKA_STRAFE_LEFT])
pos += strafevect * timeDiff * MoveSpeed;
if (CursorKeys[EKA_STRAFE_RIGHT])
pos -= strafevect * timeDiff * MoveSpeed;
// For jumping, we find the collision response animator attached to our camera
// and if it's not falling, we tell it to jump.
if (CursorKeys[EKA_JUMP_UP])
{
const ISceneNodeAnimatorList& animators = camera->getAnimators();
ISceneNodeAnimatorList::ConstIterator it = animators.begin();
while (it != animators.end())
{
if (ESNAT_COLLISION_RESPONSE == (*it)->getType())
{
ISceneNodeAnimatorCollisionResponse * collisionResponse =
static_cast<ISceneNodeAnimatorCollisionResponse *>(*it);
if (!collisionResponse->isFalling())
collisionResponse->jump(JumpSpeed);
}
it++;
}
}
// write translation
camera->setPosition(pos);
// write right target
target += pos;
camera->setTarget(target);
}
void CSceneNodeAnimatorCameraFPS::animateNode(IDummyTransformationSceneNode* node, uint32_t timeMs)
{
if (!node || node->getType() != ESNT_CAMERA)
return;
ICameraSceneNode* camera = static_cast<ICameraSceneNode*>(node);
if (firstUpdate)
{
camera->updateAbsolutePosition();
if (CursorControl )
{
CursorControl->setPosition(0.5f, 0.5f);
CursorPos = CenterCursor = CursorControl->getRelativePosition();
}
LastAnimationTime = timeMs;
firstUpdate = false;
}
// If the camera isn't the active camera, and receiving input, then don't process it.
if(!camera->isInputReceiverEnabled())
{
firstInput = true;
return;
}
if ( firstInput )
{
allKeysUp();
firstInput = false;
}
scene::ISceneManager * smgr = camera->getSceneManager();
if(smgr && smgr->getActiveCamera() != camera)
return;
// get time
float timeDiff = (float) ( timeMs - LastAnimationTime );
LastAnimationTime = timeMs;
// update position
core::vector3df pos = camera->getPosition();
// Update rotation
core::vector3df target = (camera->getTarget() - camera->getAbsolutePosition());
core::vector3df relativeRotation = target.getHorizontalAngle();
if (CursorControl)
{
if (CursorPos != CenterCursor)
{
relativeRotation.Y -= (0.5f - CursorPos.X) * RotateSpeed;
relativeRotation.X -= (0.5f - CursorPos.Y) * RotateSpeed * MouseYDirection;
// X < MaxVerticalAngle or X > 360-MaxVerticalAngle
if (relativeRotation.X > MaxVerticalAngle*2 &&
relativeRotation.X < 360.0f-MaxVerticalAngle)
{
relativeRotation.X = 360.0f-MaxVerticalAngle;
}
else
if (relativeRotation.X > MaxVerticalAngle &&
relativeRotation.X < 360.0f-MaxVerticalAngle)
{
relativeRotation.X = MaxVerticalAngle;
}
// Do the fix as normal, special case below
// reset cursor position to the centre of the window.
CursorControl->setPosition(0.5f, 0.5f);
CenterCursor = CursorControl->getRelativePosition();
// needed to avoid problems when the event receiver is disabled
CursorPos = CenterCursor;
}
// Special case, mouse is whipped outside of window before it can update.
video::IVideoDriver* driver = smgr->getVideoDriver();
core::vector2d<uint32_t> mousepos(uint32_t(CursorControl->getPosition().X), uint32_t(CursorControl->getPosition().Y));
core::rect<uint32_t> screenRect(0, 0, driver->getScreenSize().Width, driver->getScreenSize().Height);
// Only if we are moving outside quickly.
bool reset = !screenRect.isPointInside(mousepos);
if(reset)
{
// Force a reset.
CursorControl->setPosition(0.5f, 0.5f);
CenterCursor = CursorControl->getRelativePosition();
CursorPos = CenterCursor;
}
}
// set target
target.set(0,0, core::max_(1.f, pos.getLength()));
core::vector3df movedir = target;
core::matrix4x3 mat;
mat.setRotationDegrees(core::vector3df(relativeRotation.X, relativeRotation.Y, 0));
mat.transformVect(&target.X);
if (NoVerticalMovement)
{
mat.setRotationDegrees(core::vector3df(0, relativeRotation.Y, 0));
mat.transformVect(&movedir.X);
}
else
{
movedir = target;
}
movedir.normalize();
if (CursorKeys[EKA_MOVE_FORWARD])
pos += movedir * timeDiff * MoveSpeed;
if (CursorKeys[EKA_MOVE_BACKWARD])
pos -= movedir * timeDiff * MoveSpeed;
// strafing
core::vector3df strafevect = target;
strafevect = strafevect.crossProduct(camera->getUpVector());
if (NoVerticalMovement)
strafevect.Y = 0.0f;
strafevect.normalize();
if (CursorKeys[EKA_STRAFE_LEFT])
pos += strafevect * timeDiff * MoveSpeed;
if (CursorKeys[EKA_STRAFE_RIGHT])
pos -= strafevect * timeDiff * MoveSpeed;
// write translation
camera->setPosition(pos);
// write right target
target += pos;
camera->setTarget(target);
}
