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Diffstat (limited to 'source/Irrlicht/CSceneNodeAnimatorCameraMaya.cpp')
| -rw-r--r-- | source/Irrlicht/CSceneNodeAnimatorCameraMaya.cpp | 362 |
1 files changed, 0 insertions, 362 deletions
diff --git a/source/Irrlicht/CSceneNodeAnimatorCameraMaya.cpp b/source/Irrlicht/CSceneNodeAnimatorCameraMaya.cpp deleted file mode 100644 index 69fee69..0000000 --- a/source/Irrlicht/CSceneNodeAnimatorCameraMaya.cpp +++ /dev/null @@ -1,362 +0,0 @@ -// Copyright (C) 2002-2012 Nikolaus Gebhardt
-// This file is part of the "Irrlicht Engine".
-// For conditions of distribution and use, see copyright notice in irrlicht.h
-
-#include "CSceneNodeAnimatorCameraMaya.h"
-#include "ICursorControl.h"
-#include "ICameraSceneNode.h"
-#include "SViewFrustum.h"
-#include "ISceneManager.h"
-
-namespace irr
-{
-namespace scene
-{
-
-//! constructor
-CSceneNodeAnimatorCameraMaya::CSceneNodeAnimatorCameraMaya(gui::ICursorControl* cursor,
- f32 rotateSpeed, f32 zoomSpeed, f32 translateSpeed, f32 distance)
- : CursorControl(cursor), OldCamera(0), MousePos(0.5f, 0.5f),
- TargetMinDistance(0.f),
- ZoomSpeed(zoomSpeed), RotateSpeed(rotateSpeed), TranslateSpeed(translateSpeed),
- CurrentZoom(distance), RotX(0.0f), RotY(0.0f),
- Zooming(false), Rotating(false), Moving(false), Translating(false)
-{
- #ifdef _DEBUG
- setDebugName("CSceneNodeAnimatorCameraMaya");
- #endif
-
- if (CursorControl)
- {
- CursorControl->grab();
- MousePos = CursorControl->getRelativePosition();
- }
-
- allKeysUp();
-}
-
-
-//! destructor
-CSceneNodeAnimatorCameraMaya::~CSceneNodeAnimatorCameraMaya()
-{
- if (CursorControl)
- CursorControl->drop();
-}
-
-
-//! It is possible to send mouse and key events to the camera. Most cameras
-//! may ignore this input, but camera scene nodes which are created for
-//! example with scene::ISceneManager::addMayaCameraSceneNode or
-//! scene::ISceneManager::addMeshViewerCameraSceneNode, may want to get this input
-//! for changing their position, look at target or whatever.
-bool CSceneNodeAnimatorCameraMaya::OnEvent(const SEvent& event)
-{
- if (event.EventType != EET_MOUSE_INPUT_EVENT)
- return false;
-
- switch(event.MouseInput.Event)
- {
- case EMIE_LMOUSE_PRESSED_DOWN:
- MouseKeys[0] = true;
- updateMousePos();
- break;
- case EMIE_RMOUSE_PRESSED_DOWN:
- MouseKeys[2] = true;
- updateMousePos();
- break;
- case EMIE_MMOUSE_PRESSED_DOWN:
- MouseKeys[1] = true;
- updateMousePos();
- break;
- case EMIE_LMOUSE_LEFT_UP:
- MouseKeys[0] = false;
- updateMousePos();
- break;
- case EMIE_RMOUSE_LEFT_UP:
- MouseKeys[2] = false;
- updateMousePos();
- break;
- case EMIE_MMOUSE_LEFT_UP:
- MouseKeys[1] = false;
- updateMousePos();
- break;
- case EMIE_MOUSE_MOVED:
- // check states again because sometimes the gui has already caught events
- MouseKeys[0] = event.MouseInput.isLeftPressed();
- MouseKeys[2] = event.MouseInput.isRightPressed();
- MouseKeys[1] = event.MouseInput.isMiddlePressed();
- updateMousePos();
- break;
- default:
- return false;
- }
- return true;
-}
-
-void CSceneNodeAnimatorCameraMaya::updateMousePos()
-{
- if ( CursorControl )
- {
- MousePos = CursorControl->getRelativePosition();
- }
-}
-
-//! OnAnimate() is called just before rendering the whole scene.
-void CSceneNodeAnimatorCameraMaya::animateNode(ISceneNode *node, u32 timeMs)
-{
- //Alt + LM = Rotate around camera pivot
- //Alt + LM + MM = Dolly forth/back in view direction (speed % distance camera pivot - max distance to pivot)
- //Alt + MM = Move on camera plane (Screen center is about the mouse pointer, depending on move speed)
-
- if (!node || node->getType() != ESNT_CAMERA)
- return;
-
- ICameraSceneNode* camera = static_cast<ICameraSceneNode*>(node);
-
- // If the camera isn't the active camera, and receiving input, then don't process it.
- if (!camera->isInputReceiverEnabled())
- return;
-
- scene::ISceneManager * smgr = camera->getSceneManager();
- if (smgr && smgr->getActiveCamera() != camera)
- return;
-
- if (OldCamera != camera)
- {
- LastCameraTarget = OldTarget = camera->getTarget();
- OldCamera = camera;
- }
- else
- {
- OldTarget += camera->getTarget() - LastCameraTarget;
- }
-
- f32 nRotX = RotX;
- f32 nRotY = RotY;
- f32 nZoom = CurrentZoom;
-
- if ( (isMouseKeyDown(0) && isMouseKeyDown(2)) || isMouseKeyDown(1) )
- {
- if (!Zooming)
- {
- ZoomStart = MousePos;
- Zooming = true;
- }
- else
- {
- nZoom += (ZoomStart.X - MousePos.X) * ZoomSpeed;
-
- if (nZoom < TargetMinDistance+0.1f) // jox: fixed bug: bounce back when zooming too close
- nZoom = TargetMinDistance+0.1f;
- }
- }
- else if (Zooming)
- {
- const f32 old = CurrentZoom;
- CurrentZoom = CurrentZoom + (ZoomStart.X - MousePos.X ) * ZoomSpeed;
- nZoom = CurrentZoom;
-
- if (nZoom < TargetMinDistance)
- nZoom = CurrentZoom = old;
- Zooming = false;
- }
-
- // Translation ---------------------------------
-
- core::vector3df translate(OldTarget);
- const core::vector3df upVector(camera->getUpVector());
- const core::vector3df target = camera->getTarget();
-
- core::vector3df pos = camera->getPosition();
- core::vector3df tvectX = pos - target;
- tvectX = tvectX.crossProduct(upVector);
- tvectX.normalize();
-
- const SViewFrustum* const va = camera->getViewFrustum();
- core::vector3df tvectY = (va->getFarLeftDown() - va->getFarRightDown());
- tvectY = tvectY.crossProduct(upVector.Y > 0 ? pos - target : target - pos);
- tvectY.normalize();
-
- if (isMouseKeyDown(2) && !Zooming)
- {
- if (!Translating)
- {
- TranslateStart = MousePos;
- Translating = true;
- }
- else
- {
- translate += tvectX * (TranslateStart.X - MousePos.X)*TranslateSpeed +
- tvectY * (TranslateStart.Y - MousePos.Y)*TranslateSpeed;
- }
- }
- else if (Translating)
- {
- translate += tvectX * (TranslateStart.X - MousePos.X)*TranslateSpeed +
- tvectY * (TranslateStart.Y - MousePos.Y)*TranslateSpeed;
- OldTarget = translate;
- Translating = false;
- }
-
- // Rotation ------------------------------------
-
- if (isMouseKeyDown(0) && !Zooming)
- {
- if (!Rotating)
- {
- RotateStart = MousePos;
- Rotating = true;
- nRotX = RotX;
- nRotY = RotY;
- }
- else
- {
- nRotX += (RotateStart.X - MousePos.X) * RotateSpeed;
- nRotY += (RotateStart.Y - MousePos.Y) * RotateSpeed;
- }
- }
- else if (Rotating)
- {
- RotX += (RotateStart.X - MousePos.X) * RotateSpeed;
- RotY += (RotateStart.Y - MousePos.Y) * RotateSpeed;
- nRotX = RotX;
- nRotY = RotY;
- Rotating = false;
- }
-
- // Set pos ------------------------------------
-
- pos = translate;
- pos.X += nZoom;
-
- pos.rotateXYBy(nRotY, translate);
- pos.rotateXZBy(-nRotX, translate);
-
- camera->setPosition(pos);
- camera->setTarget(translate);
-
- // Rotation Error ----------------------------
-
- // jox: fixed bug: jitter when rotating to the top and bottom of y
- pos.set(0,1,0);
- pos.rotateXYBy(-nRotY);
- pos.rotateXZBy(-nRotX+180.f);
- camera->setUpVector(pos);
- LastCameraTarget = camera->getTarget();
-}
-
-
-bool CSceneNodeAnimatorCameraMaya::isMouseKeyDown(s32 key) const
-{
- return MouseKeys[key];
-}
-
-
-void CSceneNodeAnimatorCameraMaya::allKeysUp()
-{
- for (s32 i=0; i<3; ++i)
- MouseKeys[i] = false;
-}
-
-
-//! Sets the rotation speed
-void CSceneNodeAnimatorCameraMaya::setRotateSpeed(f32 speed)
-{
- RotateSpeed = speed;
-}
-
-
-//! Sets the movement speed
-void CSceneNodeAnimatorCameraMaya::setMoveSpeed(f32 speed)
-{
- TranslateSpeed = speed;
-}
-
-
-//! Sets the zoom speed
-void CSceneNodeAnimatorCameraMaya::setZoomSpeed(f32 speed)
-{
- ZoomSpeed = speed;
-}
-
-
-//! Set the distance
-void CSceneNodeAnimatorCameraMaya::setDistance(f32 distance)
-{
- CurrentZoom=distance;
-}
-
-
-//! Gets the rotation speed
-f32 CSceneNodeAnimatorCameraMaya::getRotateSpeed() const
-{
- return RotateSpeed;
-}
-
-
-// Gets the movement speed
-f32 CSceneNodeAnimatorCameraMaya::getMoveSpeed() const
-{
- return TranslateSpeed;
-}
-
-
-//! Gets the zoom speed
-f32 CSceneNodeAnimatorCameraMaya::getZoomSpeed() const
-{
- return ZoomSpeed;
-}
-
-
-//! Returns the current distance, i.e. orbit radius
-f32 CSceneNodeAnimatorCameraMaya::getDistance() const
-{
- return CurrentZoom;
-}
-
-void CSceneNodeAnimatorCameraMaya::setTargetMinDistance(f32 minDistance)
-{
- TargetMinDistance = minDistance;
- if ( CurrentZoom < TargetMinDistance )
- CurrentZoom = TargetMinDistance;
-}
-
-f32 CSceneNodeAnimatorCameraMaya::getTargetMinDistance() const
-{
- return TargetMinDistance;
-}
-
-
-ISceneNodeAnimator* CSceneNodeAnimatorCameraMaya::createClone(ISceneNode* node, ISceneManager* newManager)
-{
- CSceneNodeAnimatorCameraMaya * newAnimator =
- new CSceneNodeAnimatorCameraMaya(CursorControl, RotateSpeed, ZoomSpeed, TranslateSpeed);
- newAnimator->cloneMembers(this);
- return newAnimator;
-}
-
-void CSceneNodeAnimatorCameraMaya::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const
-{
- ISceneNodeAnimator::serializeAttributes(out, options);
-
- out->addFloat("TargetMinDistance", TargetMinDistance);
- out->addFloat("ZoomSpeed", ZoomSpeed);
- out->addFloat("RotateSpeed", RotateSpeed);
- out->addFloat("TranslateSpeed", TranslateSpeed);
- out->addFloat("CurrentZoom", CurrentZoom);
-}
-
-void CSceneNodeAnimatorCameraMaya::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options)
-{
- ISceneNodeAnimator::deserializeAttributes(in, options);
-
- TargetMinDistance = in->getAttributeAsFloat("TargetMinDistance", TargetMinDistance);
- ZoomSpeed = in->getAttributeAsFloat("ZoomSpeed", ZoomSpeed);
- RotateSpeed = in->getAttributeAsFloat("RotateSpeed", RotateSpeed);
- TranslateSpeed = in->getAttributeAsFloat("TranslateSpeed", TranslateSpeed);
- CurrentZoom = in->getAttributeAsFloat("CurrentZoom", CurrentZoom);
-}
-
-} // end namespace
-} // end namespace
-
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