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-rw-r--r--src/control/AutoPilot.cpp47
-rw-r--r--src/control/CarCtrl.cpp2
-rw-r--r--src/control/Curves.cpp33
3 files changed, 80 insertions, 2 deletions
diff --git a/src/control/AutoPilot.cpp b/src/control/AutoPilot.cpp
index 89284a96..e3d5c9e9 100644
--- a/src/control/AutoPilot.cpp
+++ b/src/control/AutoPilot.cpp
@@ -2,5 +2,50 @@
#include "patcher.h"
#include "AutoPilot.h"
-WRAPPER void CAutoPilot::RemoveOnePathNode() { EAXJMP(0x413A00); }
+#include "CarCtrl.h"
+#include "Curves.h"
+#include "PathFind.h"
+
+#if 0
WRAPPER void CAutoPilot::ModifySpeed(float) { EAXJMP(0x4137B0); }
+#else
+void CAutoPilot::ModifySpeed(float speed)
+{
+ m_fMaxTrafficSpeed = max(0.01f, speed);
+ float positionBetweenNodes = (float)(CTimer::GetTimeInMilliseconds() - m_nTimeEnteredCurve) / m_nTimeToSpendOnCurrentCurve;
+ CCarPathLink* pCurrentLink = &ThePaths.m_carPathLinks[m_nCurrentPathNodeInfo];
+ CCarPathLink* pNextLink = &ThePaths.m_carPathLinks[m_nNextPathNodeInfo];
+ float currentPathLinkForwardX = m_nCurrentDirection * ThePaths.m_carPathLinks[m_nCurrentPathNodeInfo].dirX;
+ float currentPathLinkForwardY = m_nCurrentDirection * ThePaths.m_carPathLinks[m_nCurrentPathNodeInfo].dirY;
+ float nextPathLinkForwardX = m_nNextDirection * ThePaths.m_carPathLinks[m_nNextPathNodeInfo].dirX;
+ float nextPathLinkForwardY = m_nNextDirection * ThePaths.m_carPathLinks[m_nNextPathNodeInfo].dirY;
+ CVector positionOnCurrentLinkIncludingLane(
+ pCurrentLink->posX + ((m_nCurrentLane + 0.5f) * LANE_WIDTH) * currentPathLinkForwardY,
+ pCurrentLink->posY - ((m_nCurrentLane + 0.5f) * LANE_WIDTH) * currentPathLinkForwardX,
+ 0.0f);
+ CVector positionOnNextLinkIncludingLane(
+ pNextLink->posX + ((m_nNextLane + 0.5f) * LANE_WIDTH) * nextPathLinkForwardY,
+ pNextLink->posY - ((m_nNextLane + 0.5f) * LANE_WIDTH) * nextPathLinkForwardX,
+ 0.0f);
+ m_nTimeToSpendOnCurrentCurve = CCurves::CalcSpeedScaleFactor(
+ &positionOnCurrentLinkIncludingLane,
+ &positionOnNextLinkIncludingLane,
+ currentPathLinkForwardX, currentPathLinkForwardY,
+ nextPathLinkForwardX, nextPathLinkForwardY
+ ) * (1000.0f / m_fMaxTrafficSpeed);
+#ifdef FIX_BUGS
+ /* Casting timer to float is very unwanted, and in this case even causes crashes. */
+ m_nTimeEnteredCurve = CTimer::GetTimeInMilliseconds() -
+ (uint32)(positionBetweenNodes * m_nTimeToSpendOnCurrentCurve);
+#else
+ m_nTimeEnteredCurve = CTimer::GetTimeInMilliseconds() - positionBetweenNodes * m_nSpeedScaleFactor;
+#endif
+}
+#endif
+
+void CAutoPilot::RemoveOnePathNode()
+{
+ --m_nPathFindNodesCount;
+ for (int i = 0; i < m_nPathFindNodesCount; i++)
+ m_aPathFindNodesInfo[i] = m_aPathFindNodesInfo[i + 1];
+} \ No newline at end of file
diff --git a/src/control/CarCtrl.cpp b/src/control/CarCtrl.cpp
index cae010d2..1d59c6c8 100644
--- a/src/control/CarCtrl.cpp
+++ b/src/control/CarCtrl.cpp
@@ -428,7 +428,7 @@ CCarCtrl::GenerateOneRandomCar()
pCar->AutoPilot.m_nTimeEnteredCurve = CTimer::GetTimeInMilliseconds() -
(uint32)((0.5f + positionBetweenNodes) * pCar->AutoPilot.m_nTimeToSpendOnCurrentCurve);
#else
- pCar->AutoPilot.m_nTotalSpeedScaleFactor = CTimer::GetTimeInMilliseconds() -
+ pCar->AutoPilot.m_nTimeEnteredCurve = CTimer::GetTimeInMilliseconds() -
(0.5f + positionBetweenNodes) * pCar->AutoPilot.m_nSpeedScaleFactor;
#endif
CVector directionCurrentLink(directionCurrentLinkX, directionCurrentLinkY, 0.0f);
diff --git a/src/control/Curves.cpp b/src/control/Curves.cpp
index 84d4af5a..c5f64bf7 100644
--- a/src/control/Curves.cpp
+++ b/src/control/Curves.cpp
@@ -2,5 +2,38 @@
#include "patcher.h"
#include "Curves.h"
+#if 0
WRAPPER float CCurves::CalcSpeedScaleFactor(CVector*, CVector*, float, float, float, float) { EAXJMP(0x420410); }
+#else
+float CCurves::CalcSpeedScaleFactor(CVector* pPoint1, CVector* pPoint2, float dir1X, float dir1Y, float dir2X, float dir2Y)
+{
+ CVector2D dir1(dir1X, dir1Y);
+ CVector2D dir2(dir2X, dir2Y);
+ float distance = (*pPoint1 - *pPoint2).Magnitude2D();
+ float dp = DotProduct2D(dir1, dir2);
+ if (dp > 0.9f)
+ return distance + Abs((pPoint1->x * dir1Y - pPoint1->y * dir1X) - (pPoint2->x * dir1Y - pPoint2->y * dir1X));
+ else
+ return ((1.0f - dp) * 0.2f + 1.0f) * distance;
+}
+#endif
+
+#if 0
WRAPPER void CCurves::CalcCurvePoint(CVector*, CVector*, CVector*, CVector*, float, int32, CVector*, CVector*) { EAXJMP(0x4204D0); }
+#else
+void CCurves::CalcCurvePoint(CVector* pPos1, CVector* pPos2, CVector* pDir1, CVector* pDir2, float between, int32 timeOnCurve, CVector* pOutPos, CVector* pOutDir)
+{
+ float actualFactor = CalcSpeedScaleFactor(pPos1, pPos2, pDir1->x, pDir1->y, pDir2->x, pDir2->y);
+ CVector2D dir1 = *pDir1 * actualFactor;
+ CVector2D dir2 = *pDir2 * actualFactor;
+ float curveCoef = 0.5f - 0.5f * cos(3.1415f * between);
+ *pOutPos = CVector(
+ (pPos1->x + between * dir1.x) * (1.0f - curveCoef) + (pPos2->x - (1 - between) * dir2.x) * curveCoef,
+ (pPos1->y + between * dir1.y) * (1.0f - curveCoef) + (pPos2->y - (1 - between) * dir2.y) * curveCoef,
+ 0.0f);
+ *pOutDir = CVector(
+ (dir1.x * (1.0f - curveCoef) + dir2.x * curveCoef) / (timeOnCurve * 0.001f),
+ (dir1.y * (1.0f - curveCoef) + dir2.y * curveCoef) / (timeOnCurve * 0.001f),
+ 0.0f);
+}
+#endif \ No newline at end of file