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-rw-r--r--src/control/CarCtrl.cpp146
-rw-r--r--src/control/CarCtrl.h2
2 files changed, 145 insertions, 3 deletions
diff --git a/src/control/CarCtrl.cpp b/src/control/CarCtrl.cpp
index dc3500d3..914b2f2e 100644
--- a/src/control/CarCtrl.cpp
+++ b/src/control/CarCtrl.cpp
@@ -1636,10 +1636,152 @@ uint8 CCarCtrl::FindPathDirection(int32 prevNode, int32 curNode, int32 nextNode)
}
#ifdef FIX_PATHFIND_BUG
-//TODO: implement
+void CCarCtrl::PickNextNodeToChaseCar(CVehicle* pVehicle, float targetX, float targetY, float targetZ, CVehicle* pTarget)
#else
-WRAPPER void CCarCtrl::PickNextNodeToChaseCar(CVehicle*, float, float, CVehicle*) { EAXJMP(0x41C480); }
+void CCarCtrl::PickNextNodeToChaseCar(CVehicle* pVehicle, float targetX, float targetY, CVehicle* pTarget)
#endif
+{
+ int prevNode = pVehicle->AutoPilot.m_nCurrentRouteNode;
+ int curNode = pVehicle->AutoPilot.m_nNextRouteNode;
+ CPathNode* pPrevNode = &ThePaths.m_pathNodes[prevNode];
+ CPathNode* pCurNode = &ThePaths.m_pathNodes[curNode];
+ CPathNode* pTargetNode;
+ int16 numNodes;
+ float distanceToTargetNode;
+#ifdef USE_TREADABLE_PATHFIND
+ if (pTarget && pTarget->m_pCurGroundEntity->m_type == ENTITY_TYPE_BUILDING &&
+ ((CBuilding*)pTarget->m_pCurGroundEntity)->GetIsATreadable() &&
+ ((CTreadable*)pTarget->m_pCurGroundEntity)->m_nodeIndices[0][0] >= 0){
+ CTreadable* pCurrentMapObject = (CTreadable*)pTarget->m_pCurGroundEntity;
+ int closestNode = -1;
+ float minDist = 100000.0f;
+ for (int i = 0; i < 12; i++){
+ int node = pCurrentMapObject->m_nodeIndices[0][i];
+ if (node < 0)
+ break;
+ float dist = (ThePaths.m_pathNodes[node].pos - pTarget->GetPosition()).Magnitude();
+ if (dist < minDist){
+ minDist = dist;
+ closestNode = node;
+ }
+ }
+ ThePaths.DoPathSearch(0, pCurNode->pos, curNode,
+#ifdef FIX_PATHFIND_BUG
+ CVector(targetX, targetY, targetZ),
+#else
+ CVector(targetX, targetY, 0.0f),
+#endif
+ &pTargetNode, &numNodes, 1, pVehicle, &distanceToTargetNode, 999999.9f, closestNode);
+ }else{
+#endif
+ ThePaths.DoPathSearch(0, pCurNode->pos, curNode,
+#ifdef FIX_PATHFIND_BUG
+ CVector(targetX, targetY, targetZ),
+#else
+ CVector(targetX, targetY, 0.0f),
+#endif
+ &pTargetNode, &numNodes, 1, pVehicle, &distanceToTargetNode, 999999.9f, -1);
+#ifdef USE_TREADABLE_PATHFIND
+ }
+#endif
+ int newNextNode;
+ int nextLink;
+ if (numNodes != 1 || pTargetNode == pCurNode){
+ float currentAngle = CGeneral::GetATanOfXY(targetX - pVehicle->GetPosition().x, targetY - pVehicle->GetPosition().y);
+ nextLink = 0;
+ float lowestAngleChange = 10.0f;
+ int numLinks = pCurNode->numLinks;
+ for (int i = 0; i < numLinks; i++){
+ int conNode = ThePaths.m_connections[i + pCurNode->firstLink];
+ if (conNode == prevNode && i > 1)
+ continue;
+ CPathNode* pTestNode = &ThePaths.m_pathNodes[conNode];
+ float angle = CGeneral::GetATanOfXY(pTestNode->pos.x - pCurNode->pos.x, pTestNode->pos.y - pCurNode->pos.y);
+ angle = LimitRadianAngle(angle - currentAngle);
+ angle = ABS(angle);
+ if (angle < lowestAngleChange){
+ lowestAngleChange = angle;
+ newNextNode = conNode;
+ nextLink = i;
+ }
+ }
+ }else{
+ nextLink = 0;
+ int idOfTargetNode = pTargetNode - ThePaths.m_pathNodes;
+ for (int i = pCurNode->firstLink; ThePaths.m_connections[i] != idOfTargetNode; i++, nextLink++)
+ ;
+ }
+ CPathNode* pNextPathNode = &ThePaths.m_pathNodes[pVehicle->AutoPilot.m_nNextRouteNode];
+ CCarPathLink* pNextLink = &ThePaths.m_carPathLinks[ThePaths.m_carPathConnections[nextLink + pCurNode->firstLink]];
+ CCarPathLink* pCurLink = &ThePaths.m_carPathLinks[pVehicle->AutoPilot.m_nNextPathNodeInfo];
+ pVehicle->AutoPilot.m_nPrevRouteNode = pVehicle->AutoPilot.m_nCurrentRouteNode;
+ pVehicle->AutoPilot.m_nCurrentRouteNode = pVehicle->AutoPilot.m_nNextRouteNode;
+ pVehicle->AutoPilot.m_nTimeEnteredCurve += pVehicle->AutoPilot.m_nTimeToSpendOnCurrentCurve;
+ pVehicle->AutoPilot.m_nPreviousPathNodeInfo = pVehicle->AutoPilot.m_nCurrentPathNodeInfo;
+ pVehicle->AutoPilot.m_nCurrentPathNodeInfo = pVehicle->AutoPilot.m_nNextPathNodeInfo;
+ pVehicle->AutoPilot.m_nPreviousDirection = pVehicle->AutoPilot.m_nCurrentDirection;
+ pVehicle->AutoPilot.m_nCurrentDirection = pVehicle->AutoPilot.m_nNextDirection;
+ pVehicle->AutoPilot.m_nCurrentLane = pVehicle->AutoPilot.m_nNextLane;
+ pVehicle->AutoPilot.m_nNextPathNodeInfo = ThePaths.m_carPathConnections[nextLink + pCurNode->firstLink];
+ uint8 lanesOnNextNode;
+ if (curNode >= pVehicle->AutoPilot.m_nNextRouteNode) {
+ pVehicle->AutoPilot.m_nNextDirection = 1;
+ lanesOnNextNode = pNextLink->numLeftLanes;
+ }
+ else {
+ pVehicle->AutoPilot.m_nNextDirection = -1;
+ lanesOnNextNode = pNextLink->numRightLanes;
+ }
+ float currentPathLinkForwardX = pVehicle->AutoPilot.m_nCurrentDirection * pCurLink->dirX;
+ float currentPathLinkForwardY = pVehicle->AutoPilot.m_nCurrentDirection * pCurLink->dirY;
+ float nextPathLinkForwardX = pVehicle->AutoPilot.m_nNextDirection * pNextLink->dirX;
+ float nextPathLinkForwardY = pVehicle->AutoPilot.m_nNextDirection * pNextLink->dirY;
+ if (lanesOnNextNode >= 0) {
+ CVector2D dist = pNextPathNode->pos - pCurNode->pos;
+ if (dist.MagnitudeSqr() >= SQR(7.0f)){
+ /* 25% chance vehicle will try to switch lane */
+ /* No lane switching if following car from far away */
+ /* ...although it's always one of those. */
+ if ((CGeneral::GetRandomNumber() & 0x600) == 0 &&
+ pVehicle->AutoPilot.m_nCarMission != MISSION_RAMPLAYER_FARAWAY &&
+ pVehicle->AutoPilot.m_nCarMission != MISSION_BLOCKPLAYER_FARAWAY &&
+ pVehicle->AutoPilot.m_nCarMission != MISSION_RAMCAR_FARAWAY &&
+ pVehicle->AutoPilot.m_nCarMission != MISSION_BLOCKCAR_FARAWAY){
+ if (CGeneral::GetRandomTrueFalse())
+ pVehicle->AutoPilot.m_nNextLane += 1;
+ else
+ pVehicle->AutoPilot.m_nNextLane -= 1;
+ }
+ }
+ pVehicle->AutoPilot.m_nNextLane = min(lanesOnNextNode - 1, pVehicle->AutoPilot.m_nNextLane);
+ pVehicle->AutoPilot.m_nNextLane = max(0, pVehicle->AutoPilot.m_nNextLane);
+ }
+ else {
+ pVehicle->AutoPilot.m_nNextLane = pVehicle->AutoPilot.m_nCurrentLane;
+ }
+ if (pVehicle->AutoPilot.m_bStayInFastLane)
+ pVehicle->AutoPilot.m_nNextLane = 0;
+ CVector positionOnCurrentLinkIncludingLane(
+ pCurLink->posX + GetOffsetOfLaneFromCenterOfRoad(pVehicle->AutoPilot.m_nCurrentLane, pCurLink) * currentPathLinkForwardY,
+ pCurLink->posY - GetOffsetOfLaneFromCenterOfRoad(pVehicle->AutoPilot.m_nCurrentLane, pCurLink) * currentPathLinkForwardX,
+ 0.0f);
+ CVector positionOnNextLinkIncludingLane(
+ pNextLink->posX + GetOffsetOfLaneFromCenterOfRoad(pVehicle->AutoPilot.m_nNextLane, pNextLink) * nextPathLinkForwardY,
+ pNextLink->posY - GetOffsetOfLaneFromCenterOfRoad(pVehicle->AutoPilot.m_nNextLane, pNextLink) * nextPathLinkForwardX,
+ 0.0f);
+ float directionCurrentLinkX = pCurLink->dirX * pVehicle->AutoPilot.m_nCurrentDirection;
+ float directionCurrentLinkY = pCurLink->dirY * pVehicle->AutoPilot.m_nCurrentDirection;
+ float directionNextLinkX = pNextLink->dirX * pVehicle->AutoPilot.m_nNextDirection;
+ float directionNextLinkY = pNextLink->dirY * pVehicle->AutoPilot.m_nNextDirection;
+ /* We want to make a path between two links that may not have the same forward directions a curve. */
+ pVehicle->AutoPilot.m_nTimeToSpendOnCurrentCurve = CCurves::CalcSpeedScaleFactor(
+ &positionOnCurrentLinkIncludingLane,
+ &positionOnNextLinkIncludingLane,
+ directionCurrentLinkX, directionCurrentLinkY,
+ directionNextLinkX, directionNextLinkY
+ ) * (1000.0f / pVehicle->AutoPilot.m_fMaxTrafficSpeed);
+ pVehicle->AutoPilot.m_nTimeToSpendOnCurrentCurve = max(10, pVehicle->AutoPilot.m_nTimeToSpendOnCurrentCurve);
+}
bool
CCarCtrl::MapCouldMoveInThisArea(float x, float y)
diff --git a/src/control/CarCtrl.h b/src/control/CarCtrl.h
index d5405137..091d2985 100644
--- a/src/control/CarCtrl.h
+++ b/src/control/CarCtrl.h
@@ -15,7 +15,7 @@ enum{
#define FIX_PATHFIND_BUG
#endif
-#undef FIX_PATHFIND_BUG
+#define USE_TREADABLE_PATHFIND
class CCarCtrl
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 16:32:46 +0100