bool CDockingPorts::ShipsNearPort (CSpaceObject *pOwner, CSpaceObject *pRequestingObj, const CVector &vPortPos)
// ShipsNearPort
//
// Returns TRUE if there are ships near the given port
{
int i;
CSystem *pSystem = pOwner->GetSystem();
for (i = 0; i < pSystem->GetObjectCount(); i++)
{
CSpaceObject *pObj = pSystem->GetObject(i);
if (pObj
&& pObj->GetCategory() == CSpaceObject::catShip
&& !pObj->IsInactive()
&& pObj != pRequestingObj)
{
Metric rDist2 = (pObj->GetPos() - vPortPos).Length2();
if (rDist2 < MIN_PORT_DISTANCE2 && !IsDockedOrDocking(pObj))
return true;
}
}
return false;
}
void CTranscendenceWnd::DestroyIntroShips (void)
// DestroyIntroShips
//
// Destroys all ships of the same class as the POV
{
int i;
CShip *pShip = g_pUniverse->GetPOV()->AsShip();
if (pShip == NULL)
return;
// Destroy all ships of the current class
CSystem *pSystem = pShip->GetSystem();
CShipClass *pClassToDestroy = pShip->GetClass();
TArray<CSpaceObject *> ShipsToDestroy;
CSpaceObject *pOtherShip = NULL;
for (i = 0; i < pSystem->GetObjectCount(); i++)
{
CSpaceObject *pObj = pSystem->GetObject(i);
CShip *pShip;
if (pObj
&& !pObj->IsInactive()
&& !pObj->IsVirtual()
&& (pShip = pObj->AsShip()))
{
if (pShip->GetClass() == pClassToDestroy)
ShipsToDestroy.Insert(pObj);
else if (pOtherShip == NULL)
pOtherShip = pObj;
}
}
// Destroy ships
for (i = 0; i < ShipsToDestroy.GetCount(); i++)
ShipsToDestroy[i]->Destroy(removedFromSystem, CDamageSource());
}
void DoTradeSim (CUniverse &Universe, CXMLElement *pCmdLine)
{
ALERROR error;
int i, j;
CSovereign *pPlayer = Universe.FindSovereign(g_PlayerSovereignUNID);
int iSystemSample = pCmdLine->GetAttributeIntegerBounded(CONSTLIT("count"), 1, -1, 1);
bool bLogo = !pCmdLine->GetAttributeBool(NO_LOGO_SWITCH);
// For each station type we keep track of the items that it sells and the
// various prices that each instances charges.
SStationData AllStations;
// For each item type we keep track of the stations that sell and/or
// buy it.
SItemData AllItems;
// Generate systems for multiple games
for (i = 0; i < iSystemSample; i++)
{
if (bLogo)
printf("pass %d...\n", i+1);
CTopologyNode *pNode = Universe.GetFirstTopologyNode();
while (true)
{
// Create the system
CSystem *pSystem;
if (error = Universe.CreateStarSystem(pNode, &pSystem))
{
printf("ERROR: Unable to create star system.\n");
return;
}
// For all active stations in the system, get their trading information
for (j = 0; j < pSystem->GetObjectCount(); j++)
{
CSpaceObject *pObj = pSystem->GetObject(j);
if (pObj && pObj->GetCategory() == CSpaceObject::catStation)
CompileTradeData(pObj, &AllStations, &AllItems);
}
// Get the next node
CString sEntryPoint;
pNode = pSystem->GetStargateDestination(CONSTLIT("Outbound"), &sEntryPoint);
if (pNode == NULL || pNode->IsEndGame())
break;
// Done with old system
Universe.DestroySystem(pSystem);
}
Universe.Reinit();
}
if (bLogo)
printf("FINAL STATISTICS\n\n");
// Loop over each item and output the best trading strategy
printf("Item\tSeller\tSell Price\tBuyer\tBuy Price\tProfit\n");
for (i = 0; i < AllItems.GetCount(); i++)
{
ComputeAverages(&AllItems[i]);
OutputTradingStrategy(AllItems[i]);
}
}
void GenerateSnapshot (CUniverse &Universe, CXMLElement *pCmdLine)
{
ALERROR error;
int i;
// Get some parameters
int iInitialUpdateTime = 10;
int iUpdateTime = pCmdLine->GetAttributeInteger(CONSTLIT("wait"));
// Criteria
CString sNode = pCmdLine->GetAttribute(CONSTLIT("node"));
CString sCriteria = pCmdLine->GetAttribute(CONSTLIT("criteria"));
// Output
int cxWidth;
int cyHeight;
if (pCmdLine->FindAttributeInteger(CONSTLIT("size"), &cxWidth))
{
cyHeight = cxWidth;
}
else
{
cxWidth = 1024;
cyHeight = 1024;
}
// Paint flags
DWORD dwPaintFlags = 0;
if (pCmdLine->GetAttributeBool(CONSTLIT("noStars")))
dwPaintFlags |= CSystem::VWP_NO_STAR_FIELD;
// Output file
CString sFilespec = pCmdLine->GetAttribute(CONSTLIT("output"));
if (!sFilespec.IsBlank())
sFilespec = pathAddExtensionIfNecessary(sFilespec, CONSTLIT(".bmp"));
// Update context
SSystemUpdateCtx Ctx;
Ctx.bForceEventFiring = true;
Ctx.bForcePainted = true;
// Loop over all systems until we find what we're looking for
int iLoops = 20;
int iNodeIndex = 0;
CTopologyNode *pNode = Universe.GetTopologyNode(iNodeIndex);
while (true)
{
// Create the system
CSystem *pSystem;
if (error = Universe.CreateStarSystem(pNode, &pSystem))
{
printf("ERROR: Unable to create star system.\n");
return;
}
// If this is the node we want, then search
CSpaceObject *pTarget;
if (sNode.IsBlank() || strEquals(sNode, pNode->GetID()))
{
printf("Searching %s...\n", pNode->GetSystemName().GetASCIIZPointer());
// Set the POV
CSpaceObject *pPOV = pSystem->GetObject(0);
Universe.SetPOV(pPOV);
pSystem->SetPOVLRS(pPOV);
// Prepare system
Universe.UpdateExtended();
Universe.GarbageCollectLibraryBitmaps();
// Update for a while
for (i = 0; i < iInitialUpdateTime; i++)
Universe.Update(Ctx);
// Compose the criteria
CSpaceObject::Criteria Criteria;
CSpaceObject::ParseCriteria(pPOV, sCriteria, &Criteria);
// Get the list of all objects in the system that match the criteria
CSpaceObject::SCriteriaMatchCtx Ctx(Criteria);
TArray<CSpaceObject *> Results;
for (i = 0; i < pSystem->GetObjectCount(); i++)
{
CSpaceObject *pObj = pSystem->GetObject(i);
if (pObj && pObj->MatchesCriteria(Ctx, Criteria))
Results.Insert(pObj);
}
// Pick the appropriate object from the list
if (Results.GetCount() == 0)
pTarget = NULL;
else if (Criteria.bNearestOnly || Criteria.bFarthestOnly)
pTarget = Ctx.pBestObj;
else
pTarget = Results[mathRandom(0, Results.GetCount() - 1)];
}
else
pTarget = NULL;
// If we found the target, then output
if (pTarget)
{
// If we found the target, take a snapshot
printf("Found %s.\n", pTarget->GetNounPhrase(0).GetASCIIZPointer());
// Wait a bit
for (i = 0; i < iUpdateTime; i++)
{
if ((i % 100) == 99)
printf(".");
Universe.Update(Ctx);
}
if (iUpdateTime >= 99)
printf("\n");
// Paint
CG16bitImage Output;
Output.CreateBlank(cxWidth, cyHeight, false);
RECT rcViewport;
rcViewport.left = 0;
rcViewport.top = 0;
rcViewport.right = cxWidth;
rcViewport.bottom = cyHeight;
pSystem->PaintViewport(Output, rcViewport, pTarget, dwPaintFlags);
// Write to file
if (!sFilespec.IsBlank())
{
CFileWriteStream OutputFile(sFilespec);
if (OutputFile.Create() != NOERROR)
{
printf("ERROR: Unable to create '%s'\n", sFilespec.GetASCIIZPointer());
return;
}
Output.WriteToWindowsBMP(&OutputFile);
OutputFile.Close();
printf("%s\n", sFilespec.GetASCIIZPointer());
}
// Otherwise, clipboard
else
{
if (error = Output.CopyToClipboard())
{
printf("ERROR: Unable to copy image to clipboard.\n");
return;
}
printf("Image copied to clipboard.\n");
}
// Done
break;
}
// Done with old system
Universe.DestroySystem(pSystem);
// Loop to the next node
do
{
iNodeIndex = ((iNodeIndex + 1) % Universe.GetTopologyNodeCount());
pNode = Universe.GetTopologyNode(iNodeIndex);
}
while (pNode == NULL || pNode->IsEndGame());
// If we're back to the first node again, restart
if (iNodeIndex == 0)
{
if (--iLoops > 0)
{
Universe.Reinit();
iNodeIndex = 0;
pNode = Universe.GetTopologyNode(iNodeIndex);
}
else
{
printf("ERROR: Specified target could not be found.\n");
return;
}
}
}
}
void GenerateSimTables (CUniverse &Universe, CXMLElement *pCmdLine)
{
ALERROR error;
int i, j;
int iSystemSample = pCmdLine->GetAttributeInteger(CONSTLIT("count"));
if (iSystemSample == 0)
iSystemSample = DEFAULT_SYSTEM_SAMPLE;
// Generate systems for multiple games
CSymbolTable AllSystems(TRUE, TRUE);
for (i = 0; i < iSystemSample; i++)
{
printf("sample %d...\n", i+1);
CTopologyNode *pNode = Universe.GetFirstTopologyNode();
while (true)
{
// Create the system
CSystem *pSystem;
if (error = Universe.CreateStarSystem(pNode, &pSystem))
{
printf("ERROR: Unable to create star system.\n");
return;
}
// Find this system in the table.
SystemInfo *pSystemEntry;
if (error = AllSystems.Lookup(pNode->GetSystemName(), (CObject **)&pSystemEntry))
{
pSystemEntry = new SystemInfo;
pSystemEntry->sName = pNode->GetSystemName();
pSystemEntry->iLevel = pNode->GetLevel();
pSystemEntry->dwSystemType = pNode->GetSystemDescUNID();
pSystemEntry->iCount = 1;
AllSystems.AddEntry(pSystemEntry->sName, pSystemEntry);
}
else
pSystemEntry->iCount++;
// Add the encounters to the appropriate tables
for (j = 0; j < pSystem->GetObjectCount(); j++)
{
CSpaceObject *pObj = pSystem->GetObject(j);
if (pObj)
{
// Add this encounter to the table
CStationType *pType;
if (pType = pObj->GetEncounterInfo())
{
CString sKey = strFromInt(pType->GetUNID(), false);
// See if we have this type in the table
StationInfo *pEntry;
if (error = pSystemEntry->Stations.Lookup(sKey, (CObject **)&pEntry))
{
pEntry = new StationInfo;
pEntry->pType = pType;
pEntry->iSystemCount = 0;
pEntry->iTotalCount = 1;
pSystemEntry->Stations.AddEntry(sKey, pEntry);
}
else
pEntry->iTotalCount++;
}
// Enumerate the items in this object
CItemListManipulator ItemList(pObj->GetItemList());
ItemList.ResetCursor();
while (ItemList.MoveCursorForward())
{
const CItem &Item(ItemList.GetItemAtCursor());
if (!Item.IsInstalled() && !Item.IsDamaged())
{
CString sKey = strFromInt(Item.GetType()->GetUNID(), false);
// Find the item type in the table
ItemInfo *pEntry;
if (error = pSystemEntry->Items.Lookup(sKey, (CObject **)&pEntry))
{
pEntry = new ItemInfo;
pEntry->pType = Item.GetType();
pEntry->iTotalCount = Item.GetCount();
pSystemEntry->Items.AddEntry(sKey, pEntry);
}
else
pEntry->iTotalCount += Item.GetCount();
}
}
}
}
// Get the next node
CString sEntryPoint;
pNode = pSystem->GetStargateDestination(CONSTLIT("Outbound"), &sEntryPoint);
if (pNode == NULL || pNode->IsEndGame())
break;
// Done with old system
Universe.DestroySystem(pSystem);
}
Universe.Reinit();
}
// Output
if (error = OutputItemTable(AllSystems, iSystemSample))
return;
if (error = OutputEncounterTable(AllSystems, iSystemSample))
return;
// Create a table with the sum of all items for the game
printf("Total count statistic computed.\n");
}
void GenerateStationPlaceSim (CUniverse &Universe, CXMLElement *pCmdLine)
{
ALERROR error;
int i, j, k;
CSovereign *pPlayer = Universe.FindSovereign(g_PlayerSovereignUNID);
int iSystemSample = pCmdLine->GetAttributeIntegerBounded(CONSTLIT("count"), 1, -1, 1);
bool bLogo = !pCmdLine->GetAttributeBool(NO_LOGO_SWITCH);
// Generate systems for multiple games
CSymbolTable AllSystems(TRUE, TRUE);
for (i = 0; i < iSystemSample; i++)
{
if (bLogo)
printf("pass %d...\n", i+1);
CTopologyNode *pNode = Universe.GetFirstTopologyNode();
while (true)
{
// Create the system
CSystem *pSystem;
if (error = Universe.CreateStarSystem(pNode, &pSystem))
{
printf("ERROR: Unable to create star system.\n");
return;
}
// Find this system in the table.
SPSimSystemInfo *pSystemEntry;
if (error = AllSystems.Lookup(pNode->GetSystemName(), (CObject **)&pSystemEntry))
{
pSystemEntry = new SPSimSystemInfo;
pSystemEntry->sName = pNode->GetSystemName();
pSystemEntry->iLevel = pNode->GetLevel();
pSystemEntry->dwSystemType = pNode->GetSystemTypeUNID();
pSystemEntry->iCount = 1;
for (j = 0; j < DIST_BUCKET_COUNT; j++)
pSystemEntry->iEnemies[j] = 0;
AllSystems.AddEntry(pSystemEntry->sName, pSystemEntry);
}
else
pSystemEntry->iCount++;
// For all active stations in the system, count the number of enemy stations
// within certain distance buckets
for (j = 0; j < pSystem->GetObjectCount(); j++)
{
CSpaceObject *pObj = pSystem->GetObject(j);
// Find any objects that are lootable by the player
if (pObj
&& pObj->GetCategory() == CSpaceObject::catStation
&& pObj->CanAttack())
{
// Count to see how many enemy stations are in range
for (k = 0; k < pSystem->GetObjectCount(); k++)
{
CSpaceObject *pEnemy = pSystem->GetObject(k);
if (pEnemy
&& pEnemy->GetCategory() == CSpaceObject::catStation
&& pEnemy->CanAttack()
&& (pEnemy->IsEnemy(pObj) || pObj->IsEnemy(pEnemy)))
{
Metric rDist = pObj->GetDistance(pEnemy);
int iDist = DistToBucketIndex(rDist);
if (iDist != -1)
{
ASSERT(iDist < DIST_BUCKET_COUNT && iDist >= 0);
pSystemEntry->iEnemies[iDist]++;
int iLSDist = (int)((rDist / LIGHT_SECOND) + 0.5);
if (iLSDist < 30)
{
printf("%s: %s (%x) and %s (%x) within %d ls\n",
pSystem->GetName().GetASCIIZPointer(),
pObj->GetNounPhrase().GetASCIIZPointer(),
pObj->GetID(),
pEnemy->GetNounPhrase().GetASCIIZPointer(),
pEnemy->GetID(),
iLSDist);
}
}
}
}
}
}
// Get the next node
CString sEntryPoint;
pNode = pSystem->GetStargateDestination(CONSTLIT("Outbound"), &sEntryPoint);
if (pNode == NULL || pNode->IsEndGame())
break;
// Done with old system
Universe.DestroySystem(pSystem);
}
Universe.Reinit();
}
if (bLogo)
printf("FINAL SYSTEM STATISTICS\n\n");
// Output total value stats
printf("Level\tSystem\t<10 ls\t<25 ls\t<50ls\t<100 ls\n");
int iTotals[DIST_BUCKET_COUNT];
for (i = 0; i < DIST_BUCKET_COUNT; i++)
iTotals[i] = 0;
for (i = 0; i < AllSystems.GetCount(); i++)
{
SPSimSystemInfo *pSystemEntry = (SPSimSystemInfo *)AllSystems.GetValue(i);
printf("%d\t%s",
pSystemEntry->iLevel,
pSystemEntry->sName.GetASCIIZPointer());
for (j = 0; j < DIST_BUCKET_COUNT; j++)
{
printf("\t%.2f", (double)pSystemEntry->iEnemies[j] / (double)pSystemEntry->iCount);
iTotals[j] += pSystemEntry->iEnemies[j];
}
printf("\n");
}
// Totals
printf("\n");
printf("Within 10 ls: %.2f\n", iTotals[0] / (double)iSystemSample);
printf("Within 25 ls: %.2f\n", iTotals[1] / (double)iSystemSample);
printf("Within 50 ls: %.2f\n", iTotals[2] / (double)iSystemSample);
printf("Within 100 ls: %.2f\n", iTotals[3] / (double)iSystemSample);
printf("\n");
}
void GenerateSnapshot (CUniverse &Universe, CXMLElement *pCmdLine)
{
ALERROR error;
int i;
// Get some parameters
int iInitialUpdateTime = pCmdLine->GetAttributeIntegerBounded(CONSTLIT("initialUpdate"), 0, -1, 10);
int iUpdateTime = pCmdLine->GetAttributeInteger(CONSTLIT("wait"));
bool bObjOnly = pCmdLine->GetAttributeBool(CONSTLIT("objOnly"));
// Criteria
CString sNode = pCmdLine->GetAttribute(CONSTLIT("node"));
CString sCriteria = pCmdLine->GetAttribute(CONSTLIT("criteria"));
// Number of snapshots
int iTotalCount = pCmdLine->GetAttributeIntegerBounded(CONSTLIT("count"), 1, -1, 1);
// Output
int cxWidth;
int cyHeight;
if (pCmdLine->FindAttributeInteger(CONSTLIT("size"), &cxWidth))
{
cyHeight = cxWidth;
}
else
{
cxWidth = 1024;
cyHeight = 1024;
}
// Paint flags
DWORD dwPaintFlags = 0;
if (pCmdLine->GetAttributeBool(CONSTLIT("noStars")))
dwPaintFlags |= CSystem::VWP_NO_STAR_FIELD;
// Output file
CString sFilespec = pCmdLine->GetAttribute(CONSTLIT("output"));
if (!sFilespec.IsBlank())
sFilespec = pathStripExtension(sFilespec);
// Output image
CG32bitImage Output;
Output.Create(cxWidth, cyHeight);
// Update context
SSystemUpdateCtx Ctx;
Ctx.bForceEventFiring = true;
Ctx.bForcePainted = true;
RECT rcViewport;
rcViewport.left = 0;
rcViewport.top = 0;
rcViewport.right = cxWidth;
rcViewport.bottom = cyHeight;
// Loop over all systems until we find what we're looking for
int iLoops = 20;
int iNodeIndex = 0;
int iSnapshotIndex = 0;
CTopologyNode *pNode = Universe.GetTopologyNode(iNodeIndex);
while (true)
{
// Create the system
CSystem *pSystem;
if (error = Universe.CreateStarSystem(pNode, &pSystem))
{
printf("ERROR: Unable to create star system.\n");
return;
}
// If this is the node we want, then search
CSpaceObject *pTarget;
if (sNode.IsBlank() || strEquals(sNode, pNode->GetID()))
{
printf("Searching %s...\n", pNode->GetSystemName().GetASCIIZPointer());
// Set the POV
CSpaceObject *pPOV = pSystem->GetObject(0);
Universe.SetPOV(pPOV);
pSystem->SetPOVLRS(pPOV);
// Prepare system
Universe.UpdateExtended();
Universe.GarbageCollectLibraryBitmaps();
// Update for a while
for (i = 0; i < iInitialUpdateTime; i++)
{
Universe.Update(Ctx);
Universe.PaintPOV(Output, rcViewport, 0);
}
// Compose the criteria
CSpaceObject::Criteria Criteria;
CSpaceObject::ParseCriteria(pPOV, sCriteria, &Criteria);
// Get the list of all objects in the system that match the criteria
CSpaceObject::SCriteriaMatchCtx Ctx(Criteria);
TArray<CSpaceObject *> Results;
for (i = 0; i < pSystem->GetObjectCount(); i++)
{
CSpaceObject *pObj = pSystem->GetObject(i);
if (pObj && pObj->MatchesCriteria(Ctx, Criteria))
Results.Insert(pObj);
}
// Pick the appropriate object from the list
if (Results.GetCount() == 0)
pTarget = NULL;
else if (Criteria.bNearestOnly || Criteria.bFarthestOnly)
pTarget = Ctx.pBestObj;
else
pTarget = Results[mathRandom(0, Results.GetCount() - 1)];
}
else
pTarget = NULL;
// If we found the target, then output
if (pTarget)
{
Universe.SetPOV(pTarget);
// Wait a bit
//
// NOTE: After we update, pTarget could be invalid (i.e., destroyed)
// so we can't use it again.
CString sTargetName = pTarget->GetNounPhrase(0);
for (i = 0; i < iUpdateTime; i++)
{
if ((i % 100) == 99)
printf(".");
Universe.Update(Ctx);
Universe.PaintPOV(Output, rcViewport, 0);
}
if (iUpdateTime >= 99)
printf("\n");
// Paint
if (bObjOnly)
{
SViewportPaintCtx Ctx;
Ctx.pObj = Universe.GetPOV();
Ctx.XForm = ViewportTransform(Universe.GetPOV()->GetPos(),
g_KlicksPerPixel,
cxWidth / 2,
cyHeight / 2);
Ctx.XFormRel = Ctx.XForm;
Ctx.fNoRecon = true;
Ctx.fNoDockedShips = true;
Ctx.fNoSelection = true;
Ctx.fNoStarfield = true;
CSpaceObject *pPOV = pSystem->GetObject(0);
CSpaceObject::Criteria Criteria;
CSpaceObject::ParseCriteria(pPOV, sCriteria, &Criteria);
// Paint all objects that match the criteria
CSpaceObject::SCriteriaMatchCtx CriteriaCtx(Criteria);
for (i = 0; i < pSystem->GetObjectCount(); i++)
{
CSpaceObject *pObj = pSystem->GetObject(i);
if (pObj && pObj->MatchesCriteria(CriteriaCtx, Criteria))
{
Ctx.pObj = pObj;
int xObj;
int yObj;
Ctx.XForm.Transform(pObj->GetPos(), &xObj, &yObj);
pObj->Paint(Output, xObj, yObj, Ctx);
}
}
}
else
{
Universe.PaintPOV(Output, rcViewport, 0);
}
// Write to file
if (!sFilespec.IsBlank())
{
CString sBmpFilespec;
if (iTotalCount > 100)
sBmpFilespec = pathAddExtensionIfNecessary(strPatternSubst(CONSTLIT("%s%03d"), sFilespec, iSnapshotIndex + 1), CONSTLIT(".bmp"));
else if (iTotalCount > 1)
sBmpFilespec = pathAddExtensionIfNecessary(strPatternSubst(CONSTLIT("%s%02d"), sFilespec, iSnapshotIndex + 1), CONSTLIT(".bmp"));
else
sBmpFilespec = pathAddExtensionIfNecessary(sFilespec, CONSTLIT(".bmp"));
CFileWriteStream OutputFile(sBmpFilespec);
if (OutputFile.Create() != NOERROR)
{
printf("ERROR: Unable to create '%s'\n", sBmpFilespec.GetASCIIZPointer());
return;
}
Output.WriteToWindowsBMP(&OutputFile);
OutputFile.Close();
printf("Found %s: Saved to %s\n", sTargetName.GetASCIIZPointer(), sBmpFilespec.GetASCIIZPointer());
}
// Otherwise, clipboard
else
{
if (error = Output.CopyToClipboard())
{
printf("ERROR: Unable to copy image to clipboard.\n");
return;
}
printf("Found %s: Copied to clipboard.\n", sTargetName.GetASCIIZPointer());
}
// Reset maximum loops
iLoops = 20;
// Done
iSnapshotIndex++;
if (iSnapshotIndex >= iTotalCount)
break;
}
// Done with old system
Universe.DestroySystem(pSystem);
// Loop to the next node
do
{
iNodeIndex = ((iNodeIndex + 1) % Universe.GetTopologyNodeCount());
pNode = Universe.GetTopologyNode(iNodeIndex);
}
while (pNode == NULL || pNode->IsEndGame());
// If we're back to the first node again, restart
if (iNodeIndex == 0)
{
if (--iLoops > 0)
{
// Reinitialize
Universe.Reinit();
CString sError;
if (Universe.InitGame(0, &sError) != NOERROR)
{
printf("ERROR: %s\n", sError.GetASCIIZPointer());
return;
}
iNodeIndex = 0;
pNode = Universe.GetTopologyNode(iNodeIndex);
}
else
{
printf("ERROR: Specified target could not be found.\n");
return;
}
}
}
}
void CDockingPorts::UpdateAll (CSpaceObject *pOwner)
// UpdateAll
//
// UpdateAll
{
int i, j;
for (i = 0; i < m_iPortCount; i++)
{
if (m_pPort[i].iStatus == psDocking)
{
CShip *pShip = m_pPort[i].pObj->AsShip();
ASSERT(pShip);
if (pShip == NULL)
continue;
CVector vDest = pOwner->GetPos() + m_pPort[i].vPos;
CVector vDestVel = pOwner->GetVel();
// Figure out how far we are from where we want to be
CVector vDelta = vDest - pShip->GetPos();
// Figure out if we're aligned
int iFinalRotation = pShip->AlignToRotationAngle(m_pPort[i].iRotation);
// If the docking object is within the appropriate threshold
// of the port, then complete the docking sequence.
Metric rDelta2 = vDelta.Length2();
if (rDelta2 < DOCKING_THRESHOLD2
&& (pShip == g_pUniverse->GetPlayer() || iFinalRotation == pShip->GetRotation()))
{
pShip->Place(vDest);
pShip->UnfreezeControls();
IShipController *pController = pShip->GetController();
pController->SetManeuver(IShipController::NoRotation);
m_pPort[i].iStatus = psInUse;
// Tell the owner that somone has docked with it first
// (We do this because sometimes we want to handle stuff
// in OnObjDocked before we show the player a dock screen)
if (pOwner && pOwner->HasOnObjDockedEvent() && pOwner != pShip)
pOwner->OnObjDocked(pShip, pOwner);
// Dock
pShip->OnDocked(pOwner);
// Tell all objects in the system that a ship has docked
CSystem *pSystem = pShip->GetSystem();
for (j = 0; j < pSystem->GetObjectCount(); j++)
{
CSpaceObject *pObj = pSystem->GetObject(j);
if (pObj && pObj->HasOnObjDockedEvent() && pObj != pShip && pObj != pOwner)
pObj->OnObjDocked(pShip, pOwner);
}
}
// Otherwise accelerate the ship towards the docking port
else
{
Metric rMaxSpeed = pShip->GetMaxSpeed();
Metric rMinSpeed = rMaxSpeed / 10.0;
// We slow down as we get closer
Metric rSpeed;
if (rDelta2 < FINAL_DOCKING2)
rSpeed = rMinSpeed;
else if (rDelta2 < FINAL_APPROACH2)
{
Metric rSpeedRange = rMaxSpeed - rMinSpeed;
Metric rDelta = sqrt(rDelta2);
rSpeed = rMinSpeed + (rSpeedRange * (rDelta - FINAL_DOCKING) / (FINAL_APPROACH - FINAL_DOCKING));
}
else
rSpeed = rMaxSpeed;
// Figure out the ideal velocity vector that we want to
// be following.
CVector vIdealVel = vDelta.Normal() * rSpeed;
// Calculate the delta v that we need
CVector vDeltaV = vIdealVel - pShip->GetVel();
// Rotate
if (pShip != g_pUniverse->GetPlayer())
{
IShipController *pController = pShip->GetController();
// If we're close enough, align to rotation angle
if (rDelta2 < FINAL_APPROACH2)
pController->SetManeuver(CalcTurnManeuver(iFinalRotation, pShip->GetRotation(), pShip->GetRotationAngle()));
// Otherwise, align along delta v
else
pController->SetManeuver(CalcTurnManeuver(VectorToPolar(vDeltaV), pShip->GetRotation(), pShip->GetRotationAngle()));
}
// Accelerate
pShip->Accelerate(vDeltaV * pShip->GetMass() / 10000.0, g_SecondsPerUpdate);
pShip->ClipSpeed(rSpeed);
}
}
}
}