Vector3d Camera::getFocusPoint( float distance, float longitude, float latitude )
{
// Get point coordinates
storeCamera(tCam);
setFocusPosition(-distance, longitude, latitude, 0.);
Vector3d focus = position - tCam.position;
if( focus==Vector3d(0., 0., 0.) ) {
restoreCamera(tCam);
return tCam.eye;
}
focus.normalize();
restoreCamera(tCam);
return focus;
}
void Camera::step()
{
switch( cType ) {
case ROTATE:
// Apply angle change with constant acceleration/deceleration
float cAngle;
if( !cAccel.getPosition(cAngle) ) {
stop();
// Ensure final direction is accurate
vEye = finalV;
setVUp();
setVRight();
setMatrix();
}
else {
restoreCamera(tCam);
vEye.rotate(rotV, cAngle);
vEye.normalize();
vUp.rotate(rotV, cAngle);
vUp.normalize();
setVRight();
setMatrix();
}
break;
case REVOLVE:
/// TODO /// STUB
break;
case MOVE:
float distance;
if( !cAccel.getPosition(distance) ) {
stop();
position = finalPos;
}
else
position = tCam.position + moveV*distance;
break;
default:
position += momentum;
break;
}
}
BeingId NpcHandler::getNpc(Net::MessageIn &msg)
{
if (msg.getId() == SMSG_NPC_CHOICE
|| msg.getId() == SMSG_NPC_MESSAGE
|| msg.getId() == SMSG_NPC_CHANGETITLE)
{
msg.readInt16("len");
}
const BeingId npcId = msg.readBeingId("npc id");
const NpcDialogs::const_iterator diag = NpcDialog::mNpcDialogs.find(npcId);
mDialog = nullptr;
if (diag == NpcDialog::mNpcDialogs.end())
{
// Empty dialogs don't help
if (msg.getId() == SMSG_NPC_CLOSE)
{
closeDialog(npcId);
return npcId;
}
else if (msg.getId() == SMSG_NPC_NEXT)
{
nextDialog(npcId);
return npcId;
}
else
{
mDialog = new NpcDialog(npcId);
mDialog->postInit();
mDialog->saveCamera();
if (localPlayer)
localPlayer->stopWalking(false);
NpcDialog::mNpcDialogs[npcId] = mDialog;
}
}
else
{
NpcDialog *const dialog = diag->second;
if (mDialog && mDialog != dialog)
mDialog->restoreCamera();
mDialog = dialog;
if (mDialog)
mDialog->saveCamera();
}
return npcId;
}
bool Camera::pollEvent( SDL_Event *event )
// This should be called at regular intervals to avoid key-response lag
{
if( !SDL_PollEvent(event) ) {
if( event->type==SDL_QUIT )
exit(0);
if( event->type!=SDL_KEYDOWN )
{
step();
return false;
}
}
switch( event->key.keysym.sym ) {
case SDLK_LEFT:
if( event->key.keysym.mod & KMOD_SHIFT )
revolveLeft();
else if( event->key.keysym.mod & KMOD_CTRL )
rotateCW();
else if( event->key.keysym.mod & KMOD_ALT )
accelerateLeft(accInc);
else
panLeft();
break;
case SDLK_RIGHT:
if( event->key.keysym.mod & KMOD_SHIFT )
revolveRight();
else if( event->key.keysym.mod & KMOD_CTRL )
rotateCCW();
else if( event->key.keysym.mod & KMOD_ALT )
accelerateRight(accInc);
else
panRight();
break;
case SDLK_UP:
if( event->key.keysym.mod & KMOD_SHIFT )
revolveUp();
else if( event->key.keysym.mod & KMOD_ALT )
accelerateUp(accInc);
else
panUp();
break;
case SDLK_DOWN:
if( event->key.keysym.mod & KMOD_SHIFT )
revolveDown();
else if( event->key.keysym.mod & KMOD_ALT )
accelerateDown(accInc);
else
panDown();
break;
case SDLK_f:
case SDLK_PERIOD:
accelerate(accInc);
break;
case SDLK_b:
case SDLK_COMMA:
accelerate(-accInc);
break;
case SDLK_SPACE:
stop();
break;
case SDLK_F1:
accInc = accel[0];
break;
case SDLK_F2:
accInc = accel[1];
break;
case SDLK_F3:
accInc = accel[2];
break;
case SDLK_F4:
accInc = accel[3];
break;
case SDLK_F5:
accInc = accel[4];
break;
case SDLK_F6:
accInc = accel[5];
break;
case SDLK_F7:
accInc = accel[6];
break;
case SDLK_F8:
accInc = accel[7];
break;
case SDLK_F9:
accInc = accel[8];
break;
case SDLK_ESCAPE:
exit(0);
break;
case SDLK_TAB:
if( event->key.keysym.mod & KMOD_SHIFT )
storeCamera(camStore);
else
restoreCamera(camStore);
stop();
break;
default:
break;
}
step();
return true;
}
void NpcDialog::closeDialog()
{
restoreCamera();
npcHandler->closeDialog(mNpcId);
}