void CreateCamera(int width, int height, vector3df position, vector3df target)
{
//Build camera
ISceneManager* sm = g_GameGraph->GetSceneManager();
WorldState* worldState =
static_cast<WorldState*> (g_GameGraph->GetWorldState());
HexMap* hm = worldState->GetCurrentMap();
if (NULL != sm)
{
if (NULL != hm)
{
ICameraSceneNode* orthoCam = sm->addCameraSceneNode(
sm->getRootSceneNode(), position, target);
matrix4 projMat;
projMat.buildProjectionMatrixOrthoLH(width, height, -5, 5);
orthoCam->setProjectionMatrix(projMat, true);
orthoCam->bindTargetAndRotation(true);
if (orthoCam->isOrthogonal())
{
CameraAnimator* cameraAnim = new CameraAnimator(position, width,
height, hm->GetMapDimensions().Height,
hm->GetMapDimensions().Width, worldState->GetHero(),
hm->GetCoordinateTranslator());
orthoCam->addAnimator(cameraAnim);
cameraAnim->drop();
cameraAnim = NULL;
if (width > height)
{
LOGI("Creating a landscape camera.");
landscapeCamera = orthoCam;
}
else
{
LOGI("Creating a portrait camera");
portraitCamera = orthoCam;
}
}
else
{
LOGE("The created camera is not orthoganol, something is wrong with the perspective matrix.");
}
}
else
{
LOGE("The hex map created in the WorldState is NULL.");
}
}
else
{
LOGE("The scene manager cannot be loaded from the device.");
}
}
ISceneNode* CCombatSimulatorView::SelectNode(position2di mouse_pos)
{
scene::ISceneCollisionManager* pCollMgr = p_smgr->getSceneCollisionManager();
vector2d<s32> cursor = p_device->getCursorControl()->getPosition();
core::line3d<f32> ln(0,0,0,0,0,0);
ICameraSceneNode* camera = p_smgr->getActiveCamera();
const scene::SViewFrustum* f = camera->getViewFrustum();
core::vector3df farLeftUp = f->getFarLeftUp();
core::vector3df lefttoright = f->getFarRightUp() - farLeftUp;
core::vector3df uptodown = f->getFarLeftDown() - farLeftUp;
RECT m_rect;
this->GetWindowRect( &m_rect);
f32 dx = (cursor.X + m_rect.left) / (f32) (m_rect.right - m_rect.left) ;
f32 dy = (cursor.Y + m_rect.top) / (f32) (m_rect.bottom - m_rect.top);
if (camera->isOrthogonal())
ln.start = f->cameraPosition + (lefttoright * (dx-0.5f)) + (uptodown * (dy-0.5f));
else
ln.start = f->cameraPosition;
ln.end = farLeftUp + (lefttoright * dx) + (uptodown * dy);
if ( ln.start == ln.end )
return 0;
ISceneNode* pNode = pCollMgr->getSceneNodeFromRayBB(ln, 0, true, p_ShipParent);
if( pNode )
{
irr::core::list<ISceneNode*> list = pNode->getChildren();
irr::core::list<ISceneNode*>::Iterator it = list.begin();
ESCENE_NODE_TYPE t = pNode->getType();
if (pNode->getType() == ESNT_SPHERE)
pNode->setVisible(false);
for (it;it != list.end(); it++)
{
if ((*it)->getType() ==ESNT_SPHERE)
{
if ( (*it)->isVisible())
(*it)->setVisible(false);
else
(*it)->setVisible(true);
}
}
}
return pNode;
}