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-rw-r--r--src/control/PathFind.cpp1014
-rw-r--r--src/control/PathFind.h103
-rw-r--r--src/core/General.h1
-rw-r--r--src/core/config.h6
-rw-r--r--src/entities/Physical.cpp25
-rw-r--r--src/entities/Physical.h3
-rw-r--r--src/entities/Treadable.h3
-rw-r--r--src/math/Vector2D.h28
-rw-r--r--src/peds/Ped.cpp4
-rw-r--r--src/render/Renderer.cpp4
10 files changed, 1057 insertions, 134 deletions
diff --git a/src/control/PathFind.cpp b/src/control/PathFind.cpp
index 1e128457..e9b33395 100644
--- a/src/control/PathFind.cpp
+++ b/src/control/PathFind.cpp
@@ -1,44 +1,25 @@
#include "common.h"
#include "patcher.h"
+#include "General.h"
+#include "FileMgr.h" // only needed for empty function
+#include "Camera.h"
+#include "Vehicle.h"
+#include "World.h"
#include "PathFind.h"
CPathFind &ThePaths = *(CPathFind*)0x8F6754;
-WRAPPER int32 CPathFind::FindNodeClosestToCoors(CVector coors, uint8 type, float distLimit, bool disabled, bool betweenLevels) { EAXJMP(0x42CC30); }
-WRAPPER CPathNode** CPathFind::FindNextNodeWandering(uint8, CVector, CPathNode**, CPathNode**, uint8, uint8*) { EAXJMP(0x42B9F0); }
-WRAPPER bool CPathFind::NewGenerateCarCreationCoors(float, float, float, float, float, float, bool, CVector*, int32*, int32*, float*, bool) { EAXJMP(0x42BF10); }
-WRAPPER bool CPathFind::TestCoorsCloseness(CVector, bool, CVector) { EAXJMP(0x42C8C0); }
-int TempListLength;
-
enum
{
NodeTypeExtern = 1,
NodeTypeIntern = 2,
- PathTypeCar = 0,
- PathTypePed = 1,
-
- PathNodeFlag1 = 1, // used?
- PathNodeFlag2 = 2,
- PathNodeDeadEnd = 4,
- PathNodeDisabled = 8,
- PathNodeBetweenLevels = 0x10,
+ ObjectFlag1 = 1,
+ ObjectEastWest = 2,
- ConnectionCrossRoad = 1,
- ConnectionTrafficLight = 2,
+ MAX_DIST = INT16_MAX-1
};
-// link flags:
-// 1: crosses road
-// 2: ped traffic light
-// pathnode flags:
-// 1:
-// 2:
-// 4: dead end
-// 8: switched off
-// 10: road between levels??
-// navi node flags:
-// 1: bridge light
// object flags:
// 1
// 2 east/west road(?)
@@ -50,10 +31,55 @@ CTempDetachedNode *&DetachedNodesCars = *(CTempDetachedNode**)0x8E2824;
CTempDetachedNode *&DetachedNodesPeds = *(CTempDetachedNode**)0x8E28A0;
void
-CPathFind::StoreNodeInfoPed(int16 id, int16 node, int8 type, int8 next, int16 x, int16 y, int16 z, int16 width, bool crossing)
+CPathFind::Init(void)
{
int i;
+ m_numPathNodes = 0;
+ m_numMapObjects = 0;
+ m_numConnections = 0;
+ m_numCarPathLinks = 0;
+ unk = 0;
+
+ for(i = 0; i < NUM_PATHNODES; i++)
+ m_pathNodes[i].distance = MAX_DIST;
+}
+
+void
+CPathFind::AllocatePathFindInfoMem(int16 numPathGroups)
+{
+ delete[] InfoForTileCars;
+ InfoForTileCars = nil;
+ delete[] InfoForTilePeds;
+ InfoForTilePeds = nil;
+
+ InfoForTileCars = new CPathInfoForObject[12*numPathGroups];
+ memset(InfoForTileCars, 0, 12*numPathGroups*sizeof(CPathInfoForObject));
+ InfoForTilePeds = new CPathInfoForObject[12*numPathGroups];
+ memset(InfoForTilePeds, 0, 12*numPathGroups*sizeof(CPathInfoForObject));
+
+ // unused
+ delete[] DetachedNodesCars;
+ DetachedNodesCars = nil;
+ delete[] DetachedNodesPeds;
+ DetachedNodesPeds = nil;
+ DetachedNodesCars = new CTempDetachedNode[100];
+ memset(DetachedNodesCars, 0, 100*sizeof(CTempDetachedNode));
+ DetachedNodesPeds = new CTempDetachedNode[50];
+ memset(DetachedNodesPeds, 0, 50*sizeof(CTempDetachedNode));
+}
+
+void
+CPathFind::RegisterMapObject(CTreadable *mapObject)
+{
+ m_mapObjects[m_numMapObjects++] = mapObject;
+}
+
+void
+CPathFind::StoreNodeInfoPed(int16 id, int16 node, int8 type, int8 next, int16 x, int16 y, int16 z, int16 width, bool crossing)
+{
+ int i, j;
+
i = id*12 + node;
InfoForTilePeds[i].type = type;
InfoForTilePeds[i].next = next;
@@ -63,12 +89,23 @@ CPathFind::StoreNodeInfoPed(int16 id, int16 node, int8 type, int8 next, int16 x,
InfoForTilePeds[i].numLeftLanes = 0;
InfoForTilePeds[i].numRightLanes = 0;
InfoForTilePeds[i].crossing = crossing;
+
+ if(type)
+ for(i = 0; i < node; i++){
+ j = id*12 + i;
+ if(x == InfoForTilePeds[j].x && y == InfoForTilePeds[j].y){
+ printf("^^^^^^^^^^^^^ AARON IS TOO CHICKEN TO EAT MEAT!\n");
+ printf("Several ped nodes on one road segment have identical coordinates (%d==%d && %d==%d)\n",
+ x, InfoForTilePeds[j].x, y, InfoForTilePeds[j].y);
+ printf("Modelindex of cullprit: %d\n\n", id);
+ }
+ }
}
void
CPathFind::StoreNodeInfoCar(int16 id, int16 node, int8 type, int8 next, int16 x, int16 y, int16 z, int16 width, int8 numLeft, int8 numRight)
{
- int i;
+ int i, j;
i = id*12 + node;
InfoForTileCars[i].type = type;
@@ -78,12 +115,34 @@ CPathFind::StoreNodeInfoCar(int16 id, int16 node, int8 type, int8 next, int16 x,
InfoForTileCars[i].z = z;
InfoForTileCars[i].numLeftLanes = numLeft;
InfoForTileCars[i].numRightLanes = numRight;
+
+ if(type)
+ for(i = 0; i < node; i++){
+ j = id*12 + i;
+ if(x == InfoForTileCars[j].x && y == InfoForTileCars[j].y){
+ printf("^^^^^^^^^^^^^ AARON IS TOO CHICKEN TO EAT MEAT!\n");
+ printf("Several car nodes on one road segment have identical coordinates (%d==%d && %d==%d)\n",
+ x, InfoForTileCars[j].x, y, InfoForTileCars[j].y);
+ printf("Modelindex of cullprit: %d\n\n", id);
+ }
+ }
}
void
-CPathFind::RegisterMapObject(CTreadable *mapObject)
+CPathFind::CalcNodeCoors(int16 x, int16 y, int16 z, int id, CVector *out)
{
- m_mapObjects[m_numMapObjects++] = mapObject;
+ CVector pos;
+ pos.x = x / 16.0f;
+ pos.y = y / 16.0f;
+ pos.z = z / 16.0f;
+ *out = m_mapObjects[id]->GetMatrix() * pos;
+}
+
+bool
+CPathFind::LoadPathFindData(void)
+{
+ CFileMgr::SetDir("");
+ return false;
}
void
@@ -95,14 +154,14 @@ CPathFind::PreparePathData(void)
CTempNode *tempNodes;
printf("PreparePathData\n");
- // UNUSED: CPathFind::LoadPathFindData
- if(InfoForTileCars && InfoForTilePeds &&
+ if(!CPathFind::LoadPathFindData() && // empty
+ InfoForTileCars && InfoForTilePeds &&
DetachedNodesCars && DetachedNodesPeds){
tempNodes = new CTempNode[4000];
m_numConnections = 0;
for(i = 0; i < PATHNODESIZE; i++)
- m_pathNodes[i].flags &= ~(PathNodeFlag1 | PathNodeFlag2);
+ m_pathNodes[i].unkBits = 0;
for(i = 0; i < PATHNODESIZE; i++){
numExtern = 0;
@@ -129,9 +188,9 @@ CPathFind::PreparePathData(void)
}
m_numPathNodes = 0;
- PreparePathDataForType(PathTypeCar, tempNodes, InfoForTileCars, 1.0f, DetachedNodesCars, 100);
+ PreparePathDataForType(PATH_CAR, tempNodes, InfoForTileCars, 1.0f, DetachedNodesCars, 100);
m_numCarPathNodes = m_numPathNodes;
- PreparePathDataForType(PathTypePed, tempNodes, InfoForTilePeds, 1.0f, DetachedNodesPeds, 50);
+ PreparePathDataForType(PATH_PED, tempNodes, InfoForTilePeds, 1.0f, DetachedNodesPeds, 50);
m_numPedPathNodes = m_numPathNodes - m_numCarPathNodes;
// TODO: figure out what exactly is going on here
@@ -157,26 +216,26 @@ CPathFind::PreparePathData(void)
if(numIntern == 1 && numExtern == 2){
if(numLanes < 4){
if((i & 7) == 4){ // WHAT?
- m_objectFlags[i] |= PathNodeFlag1;
+ m_objectFlags[i] |= ObjectFlag1;
if(maxX > maxY)
- m_objectFlags[i] |= PathNodeFlag2;
+ m_objectFlags[i] |= ObjectEastWest;
else
- m_objectFlags[i] &= ~PathNodeFlag2;
+ m_objectFlags[i] &= ~ObjectEastWest;
}
}else{
- m_objectFlags[i] |= PathNodeFlag1;
+ m_objectFlags[i] |= ObjectFlag1;
if(maxX > maxY)
- m_objectFlags[i] |= PathNodeFlag2;
+ m_objectFlags[i] |= ObjectEastWest;
else
- m_objectFlags[i] &= ~PathNodeFlag2;
+ m_objectFlags[i] &= ~ObjectEastWest;
}
}
}
delete[] tempNodes;
- CountFloodFillGroups(PathTypeCar);
- CountFloodFillGroups(PathTypePed);
+ CountFloodFillGroups(PATH_CAR);
+ CountFloodFillGroups(PATH_PED);
delete[] InfoForTileCars;
InfoForTileCars = nil;
@@ -200,11 +259,11 @@ CPathFind::CountFloodFillGroups(uint8 type)
CPathNode *node, *prev;
switch(type){
- case PathTypeCar:
+ case PATH_CAR:
start = 0;
end = m_numCarPathNodes;
break;
- case PathTypePed:
+ case PATH_PED:
start = m_numCarPathNodes;
end = start + m_numPedPathNodes;
break;
@@ -231,7 +290,7 @@ CPathFind::CountFloodFillGroups(uint8 type)
node->group = n;
if(node->numLinks == 0){
- if(type == PathTypeCar)
+ if(type == PATH_CAR)
printf("Single car node: %f %f %f (%d)\n",
node->pos.x, node->pos.y, node->pos.z,
m_mapObjects[node->objectIndex]->m_modelIndex);
@@ -260,6 +319,8 @@ CPathFind::CountFloodFillGroups(uint8 type)
printf("GraphType:%d. FloodFill groups:%d\n", type, n);
}
+int32 TempListLength;
+
void
CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoForObject *objectpathinfo,
float maxdist, CTempDetachedNode *detachednodes, int unused)
@@ -267,7 +328,7 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
static CVector CoorsXFormed;
int i, j, k, l;
int l1, l2;
- int start, typeoff;
+ int start;
float posx, posy;
float dx, dy, mag;
float nearestDist;
@@ -279,14 +340,13 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
int istart, jstart;
int done, cont;
- typeoff = 12*type;
oldNumPathNodes = m_numPathNodes;
oldNumLinks = m_numConnections;
// Initialize map objects
for(i = 0; i < m_numMapObjects; i++)
for(j = 0; j < 12; j++)
- m_mapObjects[i]->m_nodeIndicesCars[typeoff + j] = -1;
+ m_mapObjects[i]->m_nodeIndices[type][j] = -1;
// Calculate internal nodes, store them and connect them to defining object
for(i = 0; i < m_numMapObjects; i++){
@@ -302,8 +362,8 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
&CoorsXFormed);
m_pathNodes[m_numPathNodes].pos = CoorsXFormed;
m_pathNodes[m_numPathNodes].objectIndex = i;
- m_pathNodes[m_numPathNodes].flags |= PathNodeFlag1;
- m_mapObjects[i]->m_nodeIndicesCars[typeoff + j] = m_numPathNodes++;
+ m_pathNodes[m_numPathNodes].unkBits = 1;
+ m_mapObjects[i]->m_nodeIndices[type][j] = m_numPathNodes++;
}
}
@@ -349,8 +409,8 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
next++;
}
// link to connecting internal node
- tempnodes[TempListLength].link1 = m_mapObjects[i]->m_nodeIndicesCars[typeoff + next];
- if(type == PathTypeCar){
+ tempnodes[TempListLength].link1 = m_mapObjects[i]->m_nodeIndices[type][next];
+ if(type == PATH_CAR){
tempnodes[TempListLength].numLeftLanes = objectpathinfo[start + j].numLeftLanes;
tempnodes[TempListLength].numRightLanes = objectpathinfo[start + j].numRightLanes;
}
@@ -364,7 +424,7 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
for(k = start; j != objectpathinfo[k].next; k++)
next++;
}
- tempnodes[nearestId].link2 = m_mapObjects[i]->m_nodeIndicesCars[typeoff + next];
+ tempnodes[nearestId].link2 = m_mapObjects[i]->m_nodeIndices[type][next];
tempnodes[nearestId].linkState = 2;
// collapse this node with nearest we found
@@ -375,7 +435,7 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
tempnodes[nearestId].dirX = dx/mag;
tempnodes[nearestId].dirY = dy/mag;
// do something when number of lanes doesn't agree
- if(type == PathTypeCar)
+ if(type == PATH_CAR)
if(tempnodes[nearestId].numLeftLanes != 0 && tempnodes[nearestId].numRightLanes != 0 &&
(objectpathinfo[start + j].numLeftLanes == 0 || objectpathinfo[start + j].numRightLanes == 0)){
// why switch left and right here?
@@ -407,9 +467,9 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
dist = m_pathNodes[i].pos - m_pathNodes[m_connections[m_numConnections]].pos;
m_distances[m_numConnections] = dist.Magnitude();
- m_connectionFlags[m_numConnections] = 0;
+ m_connectionFlags[m_numConnections].flags = 0;
- if(type == PathTypeCar){
+ if(type == PATH_CAR){
// IMPROVE: use a goto here
// Find existing car path link
for(k = 0; k < m_numCarPathLinks; k++){
@@ -461,7 +521,7 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
dist = m_pathNodes[i].pos - m_pathNodes[j].pos;
m_distances[m_numConnections] = dist.Magnitude();
- if(type == PathTypeCar){
+ if(type == PATH_CAR){
posx = (m_pathNodes[i].pos.x + m_pathNodes[j].pos.x)*0.5f;
posy = (m_pathNodes[i].pos.y + m_pathNodes[j].pos.y)*0.5f;
dx = m_pathNodes[j].pos.x - m_pathNodes[i].pos.x;
@@ -500,9 +560,9 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
// Crosses road
if(objectpathinfo[istart + iseg].next == jseg && objectpathinfo[istart + iseg].crossing ||
objectpathinfo[jstart + jseg].next == iseg && objectpathinfo[jstart + jseg].crossing)
- m_connectionFlags[m_numConnections] |= ConnectionCrossRoad;
+ m_connectionFlags[m_numConnections].bCrossesRoad = true;
else
- m_connectionFlags[m_numConnections] &= ~ConnectionCrossRoad;
+ m_connectionFlags[m_numConnections].bCrossesRoad = false;
}
m_pathNodes[i].numLinks++;
@@ -511,7 +571,7 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
}
}
- if(type == PathTypeCar){
+ if(type == PATH_CAR){
done = 0;
// Set number of lanes for all nodes somehow
// very strange code
@@ -565,20 +625,20 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
}
// Set flags for car nodes
- if(type == PathTypeCar){
+ if(type == PATH_CAR){
do{
cont = 0;
for(i = 0; i < m_numPathNodes; i++){
- m_pathNodes[i].flags &= ~PathNodeDisabled;
- m_pathNodes[i].flags &= ~PathNodeBetweenLevels;
+ m_pathNodes[i].bDisabled = false;
+ m_pathNodes[i].bBetweenLevels = false;
// See if node is a dead end, if so, we're not done yet
- if((m_pathNodes[i].flags & PathNodeDeadEnd) == 0){
+ if(!m_pathNodes[i].bDeadEnd){
k = 0;
for(j = 0; j < m_pathNodes[i].numLinks; j++)
- if((m_pathNodes[m_connections[m_pathNodes[i].firstLink + j]].flags & PathNodeDeadEnd) == 0)
+ if(!m_pathNodes[m_connections[m_pathNodes[i].firstLink + j]].bDeadEnd)
k++;
if(k < 2){
- m_pathNodes[i].flags |= PathNodeDeadEnd;
+ m_pathNodes[i].bDeadEnd = true;
cont = 1;
}
}
@@ -587,7 +647,7 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
}
// Remove isolated ped nodes
- if(type == PathTypePed)
+ if(type == PATH_PED)
for(i = oldNumPathNodes; i < m_numPathNodes; i++){
if(m_pathNodes[i].numLinks != 0)
continue;
@@ -604,13 +664,13 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
// Also in treadables
for(j = 0; j < m_numMapObjects; j++)
for(k = 0; k < 12; k++){
- if(m_mapObjects[j]->m_nodeIndicesPeds[k] == i){
+ if(m_mapObjects[j]->m_nodeIndices[PATH_PED][k] == i){
// remove this one
for(l = k; l < 12-1; l++)
- m_mapObjects[j]->m_nodeIndicesPeds[l] = m_mapObjects[j]->m_nodeIndicesPeds[l+1];
- m_mapObjects[j]->m_nodeIndicesPeds[11] = -1;
- }else if(m_mapObjects[j]->m_nodeIndicesPeds[k] > i)
- m_mapObjects[j]->m_nodeIndicesPeds[k]--;
+ m_mapObjects[j]->m_nodeIndices[PATH_PED][l] = m_mapObjects[j]->m_nodeIndices[PATH_PED][l+1];
+ m_mapObjects[j]->m_nodeIndices[PATH_PED][11] = -1;
+ }else if(m_mapObjects[j]->m_nodeIndices[PATH_PED][k] > i)
+ m_mapObjects[j]->m_nodeIndices[PATH_PED][k]--;
}
i--;
@@ -618,20 +678,810 @@ CPathFind::PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoFor
}
}
+float
+CPathFind::CalcRoadDensity(float x, float y)
+{
+ int i, j;
+ float density = 0.0f;
+
+ for(i = 0; i < m_numCarPathNodes; i++){
+ if(Abs(m_pathNodes[i].pos.x - x) < 80.0f &&
+ Abs(m_pathNodes[i].pos.y - y) < 80.0f &&
+ m_pathNodes[i].numLinks > 0){
+ for(j = 0; j < m_pathNodes[i].numLinks; j++){
+ int next = m_connections[m_pathNodes[i].firstLink + j];
+ float dist = (m_pathNodes[i].pos - m_pathNodes[next].pos).Magnitude2D();
+ next = m_carPathConnections[m_pathNodes[i].firstLink + j];
+ density += m_carPathLinks[next].numLeftLanes * dist;
+ density += m_carPathLinks[next].numRightLanes * dist;
+
+ if(m_carPathLinks[next].numLeftLanes < 0)
+ printf("Link from object %d to %d (MIs)\n",
+ m_mapObjects[m_pathNodes[i].objectIndex]->GetModelIndex(),
+ m_mapObjects[m_pathNodes[m_connections[m_pathNodes[i].firstLink + j]].objectIndex]->GetModelIndex());
+ if(m_carPathLinks[next].numRightLanes < 0)
+ printf("Link from object %d to %d (MIs)\n",
+ m_mapObjects[m_pathNodes[i].objectIndex]->GetModelIndex(),
+ m_mapObjects[m_pathNodes[m_connections[m_pathNodes[i].firstLink + j]].objectIndex]->GetModelIndex());
+ }
+ }
+ }
+ return density/2500.0f;
+}
+
+bool
+CPathFind::TestForPedTrafficLight(CPathNode *n1, CPathNode *n2)
+{
+ int i;
+ for(i = 0; i < n1->numLinks; i++)
+ if(&m_pathNodes[m_connections[n1->firstLink + i]] == n2)
+ return m_connectionFlags[n1->firstLink + i].bTrafficLight;
+ return false;
+}
+
+bool
+CPathFind::TestCrossesRoad(CPathNode *n1, CPathNode *n2)
+{
+ int i;
+ for(i = 0; i < n1->numLinks; i++)
+ if(&m_pathNodes[m_connections[n1->firstLink + i]] == n2)
+ return m_connectionFlags[n1->firstLink + i].bCrossesRoad;
+ return false;
+}
+
void
-CPathFind::CalcNodeCoors(int16 x, int16 y, int16 z, int id, CVector *out)
+CPathFind::AddNodeToList(CPathNode *node, int32 listId)
{
- CVector pos;
- pos.x = x / 16.0f;
- pos.y = y / 16.0f;
- pos.z = z / 16.0f;
- *out = m_mapObjects[id]->GetMatrix() * pos;
+ int i = listId & 0x1FF;
+ node->next = m_searchNodes[i].next;
+ node->prev = &m_searchNodes[i];
+ if(m_searchNodes[i].next)
+ m_searchNodes[i].next->prev = node;
+ m_searchNodes[i].next = node;
+ node->distance = listId;
+}
+
+void
+CPathFind::RemoveNodeFromList(CPathNode *node)
+{
+ node->prev->next = node->next;
+ if(node->next)
+ node->next->prev = node->prev;
+}
+
+void
+CPathFind::RemoveBadStartNode(CVector pos, CPathNode **nodes, int16 *n)
+{
+ int i;
+ if(*n < 2)
+ return;
+ if(DotProduct2D(nodes[1]->pos - pos, nodes[0]->pos - pos) < 0.0f){
+ (*n)--;
+ for(i = 0; i < *n; i++)
+ nodes[i] = nodes[i+1];
+ }
+}
+
+void
+CPathFind::SetLinksBridgeLights(float x1, float x2, float y1, float y2, bool enable)
+{
+ int i;
+ for(i = 0; i < m_numCarPathLinks; i++)
+ if(x1 < m_carPathLinks[i].posX && m_carPathLinks[i].posX < x2 &&
+ y1 < m_carPathLinks[i].posY && m_carPathLinks[i].posY < y2)
+ m_carPathLinks[i].bBridgeLights = enable;
+}
+
+void
+CPathFind::SwitchOffNodeAndNeighbours(int32 nodeId, bool disable)
+{
+ int i, next;
+
+ m_pathNodes[nodeId].bDisabled = disable;
+ if(m_pathNodes[nodeId].numLinks < 3)
+ for(i = 0; i < m_pathNodes[nodeId].numLinks; i++){
+ next = m_connections[m_pathNodes[nodeId].firstLink + i];
+ if(m_pathNodes[next].bDisabled != disable &&
+ m_pathNodes[next].numLinks < 3)
+ SwitchOffNodeAndNeighbours(next, disable);
+ }
+}
+
+void
+CPathFind::SwitchRoadsOffInArea(float x1, float x2, float y1, float y2, float z1, float z2, bool disable)
+{
+ int i;
+
+ for(i = 0; i < m_numPathNodes; i++)
+ if(x1 < m_pathNodes[i].pos.x && m_pathNodes[i].pos.x < x2 &&
+ y1 < m_pathNodes[i].pos.y && m_pathNodes[i].pos.y < y2 &&
+ z1 < m_pathNodes[i].pos.z && m_pathNodes[i].pos.z < z2)
+ SwitchOffNodeAndNeighbours(i, disable);
+}
+
+void
+CPathFind::SwitchPedRoadsOffInArea(float x1, float x2, float y1, float y2, float z1, float z2, bool disable)
+{
+ int i;
+
+ for(i = m_numCarPathNodes; i < m_numPathNodes; i++)
+ if(x1 < m_pathNodes[i].pos.x && m_pathNodes[i].pos.x < x2 &&
+ y1 < m_pathNodes[i].pos.y && m_pathNodes[i].pos.y < y2 &&
+ z1 < m_pathNodes[i].pos.z && m_pathNodes[i].pos.z < z2)
+ SwitchOffNodeAndNeighbours(i, disable);
+}
+
+void
+CPathFind::SwitchRoadsInAngledArea(float x1, float y1, float z1, float x2, float y2, float z2, float length, uint8 type, uint8 enable)
+{
+ int i;
+ int firstNode, lastNode;
+
+ if(type == PATH_CAR){
+ firstNode = 0;
+ lastNode = m_numCarPathNodes;
+ }else{
+ firstNode = m_numCarPathNodes;
+ lastNode = m_numPathNodes;
+ }
+
+ if(z1 > z2){
+ float tmp = z1;
+ z1 = z2;
+ z2 = tmp;
+ }
+
+ // angle of vector from p2 to p1
+ float angle = CGeneral::GetRadianAngleBetweenPoints(x1, y1, x2, y2) + HALFPI;
+ while(angle < TWOPI) angle += TWOPI;
+ while(angle > TWOPI) angle -= TWOPI;
+ // vector from p1 to p2
+ CVector2D v12(x2 - x1, y2 - y1);
+ float len12 = v12.Magnitude();
+ CVector2D vn12 = v12/len12;
+ // vector from p2 to new point p3
+ CVector2D v23(-Sin(angle)*length, Cos(angle)*length);
+ float len23 = v23.Magnitude(); // obivously just 'length' but whatever
+ CVector2D vn23 = v23/len23;
+
+ bool disable = !enable;
+ for(i = firstNode; i < lastNode; i++){
+ if(m_pathNodes[i].pos.z < z1 || m_pathNodes[i].pos.z > z2)
+ continue;
+ CVector2D d(m_pathNodes[i].pos.x - x1, m_pathNodes[i].pos.y - y1);
+ float dot = DotProduct2D(d, v12);
+ if(dot < 0.0f || dot > len12)
+ continue;
+ dot = DotProduct2D(d, v23);
+ if(dot < 0.0f || dot > len23)
+ continue;
+ if(m_pathNodes[i].bDisabled != disable)
+ SwitchOffNodeAndNeighbours(i, disable);
+ }
+}
+
+void
+CPathFind::MarkRoadsBetweenLevelsNodeAndNeighbours(int32 nodeId)
+{
+ int i, next;
+
+ m_pathNodes[nodeId].bBetweenLevels = true;
+ if(m_pathNodes[nodeId].numLinks < 3)
+ for(i = 0; i < m_pathNodes[nodeId].numLinks; i++){
+ next = m_connections[m_pathNodes[nodeId].firstLink + i];
+ if(!m_pathNodes[next].bBetweenLevels &&
+ m_pathNodes[next].numLinks < 3)
+ MarkRoadsBetweenLevelsNodeAndNeighbours(next);
+ }
+}
+
+void
+CPathFind::MarkRoadsBetweenLevelsInArea(float x1, float x2, float y1, float y2, float z1, float z2)
+{
+ int i;
+
+ for(i = 0; i < m_numPathNodes; i++)
+ if(x1 < m_pathNodes[i].pos.x && m_pathNodes[i].pos.x < x2 &&
+ y1 < m_pathNodes[i].pos.y && m_pathNodes[i].pos.y < y2 &&
+ z1 < m_pathNodes[i].pos.z && m_pathNodes[i].pos.z < z2)
+ MarkRoadsBetweenLevelsNodeAndNeighbours(i);
+}
+
+void
+CPathFind::MarkPedRoadsBetweenLevelsInArea(float x1, float x2, float y1, float y2, float z1, float z2)
+{
+ int i;
+
+ for(i = m_numCarPathNodes; i < m_numPathNodes; i++)
+ if(x1 < m_pathNodes[i].pos.x && m_pathNodes[i].pos.x < x2 &&
+ y1 < m_pathNodes[i].pos.y && m_pathNodes[i].pos.y < y2 &&
+ z1 < m_pathNodes[i].pos.z && m_pathNodes[i].pos.z < z2)
+ MarkRoadsBetweenLevelsNodeAndNeighbours(i);
+}
+
+int32
+CPathFind::FindNodeClosestToCoors(CVector coors, uint8 type, float distLimit, bool ignoreDisabled, bool ignoreBetweenLevels)
+{
+ int i;
+ int firstNode, lastNode;
+ float dist;
+ float closestDist = 10000.0f;
+ int closestNode = 0;
+
+ switch(type){
+ case PATH_CAR:
+ firstNode = 0;
+ lastNode = m_numCarPathNodes;
+ break;
+ case PATH_PED:
+ firstNode = m_numCarPathNodes;
+ lastNode = m_numPathNodes;
+ break;
+ }
+
+ for(i = firstNode; i < lastNode; i++){
+ if(ignoreDisabled && m_pathNodes[i].bDisabled) continue;
+ if(ignoreBetweenLevels && m_pathNodes[i].bBetweenLevels) continue;
+ switch(m_pathNodes[i].unkBits){
+ case 1:
+ case 2:
+ dist = Abs(m_pathNodes[i].pos.x - coors.x) +
+ Abs(m_pathNodes[i].pos.y - coors.y) +
+ 3.0f*Abs(m_pathNodes[i].pos.z - coors.z);
+ if(dist < closestDist){
+ closestDist = dist;
+ closestNode = i;
+ }
+ break;
+ }
+ }
+ return closestDist < distLimit ? closestNode : -1;
+}
+
+int32
+CPathFind::FindNodeClosestToCoorsFavourDirection(CVector coors, uint8 type, float dirX, float dirY)
+{
+ int i;
+ int firstNode, lastNode;
+ float dist, dX, dY;
+ NormalizeXY(dirX, dirY);
+ float closestDist = 10000.0f;
+ int closestNode = 0;
+
+ switch(type){
+ case PATH_CAR:
+ firstNode = 0;
+ lastNode = m_numCarPathNodes;
+ break;
+ case PATH_PED:
+ firstNode = m_numCarPathNodes;
+ lastNode = m_numPathNodes;
+ break;
+ }
+
+ for(i = firstNode; i < lastNode; i++){
+ switch(m_pathNodes[i].unkBits){
+ case 1:
+ case 2:
+ dX = m_pathNodes[i].pos.x - coors.x;
+ dY = m_pathNodes[i].pos.y - coors.y;
+ dist = Abs(dX) + Abs(dY) +
+ 3.0f*Abs(m_pathNodes[i].pos.z - coors.z);
+ if(dist < closestDist){
+ NormalizeXY(dX, dY);
+ dist -= (dX*dirX + dY*dirY - 1.0f)*20.0f;
+ if(dist < closestDist){
+ closestDist = dist;
+ closestNode = i;
+ }
+ }
+ break;
+ }
+ }
+ return closestNode;
+}
+
+
+float
+CPathFind::FindNodeOrientationForCarPlacement(int32 nodeId)
+{
+ if(m_pathNodes[nodeId].numLinks == 0)
+ return 0.0;
+ CVector dir = m_pathNodes[m_connections[m_pathNodes[nodeId].firstLink]].pos - m_pathNodes[nodeId].pos;
+ dir.z = 0.0f;
+ dir.Normalise();
+ return RADTODEG(dir.Heading());
+}
+
+float
+CPathFind::FindNodeOrientationForCarPlacementFacingDestination(int32 nodeId, float x, float y, bool towards)
+{
+ int i;
+
+ CVector targetDir(x - m_pathNodes[nodeId].pos.x, y - m_pathNodes[nodeId].pos.y, 0.0f);
+ targetDir.Normalise();
+ CVector dir;
+
+ if(m_pathNodes[nodeId].numLinks == 0)
+ return 0.0;
+
+ int bestNode = m_connections[m_pathNodes[nodeId].firstLink];
+#ifdef FIX_BUGS
+ float bestDot = towards ? -2.0f : 2.0f;
+#else
+ int bestDot = towards ? -2 : 2; // why int?
+#endif
+
+ for(i = 0; i < m_pathNodes[nodeId].numLinks; i++){
+ dir = m_pathNodes[m_connections[m_pathNodes[nodeId].firstLink + i]].pos - m_pathNodes[nodeId].pos;
+ dir.z = 0.0f;
+ dir.Normalise();
+ float angle = DotProduct2D(dir, targetDir);
+ if(towards){
+ if(angle > bestDot){
+ bestDot = angle;
+ bestNode = m_connections[m_pathNodes[nodeId].firstLink + i];
+ }
+ }else{
+ if(angle < bestDot){
+ bestDot = angle;
+ bestNode = m_connections[m_pathNodes[nodeId].firstLink + i];
+ }
+ }
+ }
+
+ dir = m_pathNodes[bestNode].pos - m_pathNodes[nodeId].pos;
+ dir.z = 0.0f;
+ dir.Normalise();
+ return RADTODEG(dir.Heading());
+}
+
+bool
+CPathFind::NewGenerateCarCreationCoors(float x, float y, float dirX, float dirY, float spawnDist, float angleLimit, bool forward, CVector *pPosition, int32 *pNode1, int32 *pNode2, float *pPositionBetweenNodes, bool ignoreDisabled)
+{
+ int i, j;
+ int node1, node2;
+ float dist1, dist2, d1, d2;
+
+ if(m_numCarPathNodes == 0)
+ return false;
+
+ for(i = 0; i < 500; i++){
+ node1 = (CGeneral::GetRandomNumber()>>3) % m_numCarPathNodes;
+ if(m_pathNodes[node1].bDisabled && !ignoreDisabled)
+ continue;
+ dist1 = Distance2D(m_pathNodes[node1].pos, x, y);
+ if(dist1 < spawnDist + 60.0f){
+ d1 = dist1 - spawnDist;
+ for(j = 0; j < m_pathNodes[node1].numLinks; j++){
+ node2 = m_connections[m_pathNodes[node1].firstLink + j];
+ if(m_pathNodes[node2].bDisabled && !ignoreDisabled)
+ continue;
+ dist2 = Distance2D(m_pathNodes[node2].pos, x, y);
+ d2 = dist2 - spawnDist;
+ if(d1*d2 < 0.0f){
+ // nodes are on different sides of spawn distance
+ float f2 = Abs(d1)/(Abs(d1) + Abs(d2));
+ float f1 = 1.0f - f2;
+ *pPositionBetweenNodes = f2;
+ CVector pos = m_pathNodes[node1].pos*f1 + m_pathNodes[node2].pos*f2;
+ CVector2D dist2d(pos.x - x, pos.y - y);
+ dist2d.Normalise(); // done manually in the game
+ float dot = DotProduct2D(dist2d, CVector2D(dirX, dirY));
+ if(forward){
+ if(dot > angleLimit){
+ *pNode1 = node1;
+ *pNode2 = node2;
+ *pPosition = pos;
+ return true;
+ }
+ }else{
+ if(dot <= angleLimit){
+ *pNode1 = node1;
+ *pNode2 = node2;
+ *pPosition = pos;
+ return true;
+ }
+ }
+ }
+ }
+ }
+ }
+ return false;
+}
+
+bool
+CPathFind::GeneratePedCreationCoors(float x, float y, float minDist, float maxDist, float minDistOffScreen, float maxDistOffScreen, CVector *pPosition, int32 *pNode1, int32 *pNode2, float *pPositionBetweenNodes, CMatrix *camMatrix)
+{
+ int i;
+ int node1, node2;
+
+ if(m_numPedPathNodes == 0)
+ return false;
+
+ for(i = 0; i < 400; i++){
+ node1 = m_numCarPathNodes + CGeneral::GetRandomNumber() % m_numPedPathNodes;
+ if(DistanceSqr2D(m_pathNodes[node1].pos, x, y) < sq(maxDist+30.0f)){
+ if(m_pathNodes[node1].numLinks == 0)
+ continue;
+ int link = m_pathNodes[node1].firstLink + CGeneral::GetRandomNumber() % m_pathNodes[node1].numLinks;
+ if(m_connectionFlags[link].bCrossesRoad)
+ continue;
+ node2 = m_connections[link];
+ if(m_pathNodes[node1].bDisabled || m_pathNodes[node2].bDisabled)
+ continue;
+
+ float f2 = (CGeneral::GetRandomNumber()&0xFF)/256.0f;
+ float f1 = 1.0f - f2;
+ *pPositionBetweenNodes = f2;
+ CVector pos = m_pathNodes[node1].pos*f1 + m_pathNodes[node2].pos*f2;
+ if(Distance2D(pos, x, y) < maxDist+20.0f){
+ pos.x += ((CGeneral::GetRandomNumber()&0xFF)-128)*0.01f;
+ pos.y += ((CGeneral::GetRandomNumber()&0xFF)-128)*0.01f;
+ float dist = Distance2D(pos, x, y);
+
+ bool visible;
+ if(camMatrix)
+ visible = TheCamera.IsSphereVisible(pos, 2.0f, camMatrix);
+ else
+ visible = TheCamera.IsSphereVisible(pos, 2.0f);
+ if(!visible){
+ minDist = minDistOffScreen;
+ maxDist = maxDistOffScreen;
+ }
+ if(minDist < dist && dist < maxDist){
+ *pNode1 = node1;
+ *pNode2 = node2;
+ *pPosition = pos;
+
+ bool found;
+ float groundZ = CWorld::FindGroundZFor3DCoord(pos.x, pos.y, pos.z+2.0f, &found);
+ if(!found)
+ return false;
+ if(Abs(groundZ - pos.z) > 3.0f)
+ return false;
+ pPosition->z = groundZ;
+ return true;
+ }
+ }
+ }
+ }
+ return false;
+}
+
+CTreadable*
+CPathFind::FindRoadObjectClosestToCoors(CVector coors, uint8 type)
+{
+ int i, j, k;
+ int node1, node2;
+ CTreadable *closestMapObj = nil;
+ float closestDist = 10000.0f;
+
+ for(i = 0; i < m_numMapObjects; i++){
+ CTreadable *mapObj = m_mapObjects[i];
+ if(mapObj->m_nodeIndices[type][0] < 0)
+ continue;
+ CVector vDist = mapObj->GetPosition() - coors;
+ float fDist = Abs(vDist.x) + Abs(vDist.y) + Abs(vDist.z);
+ if(fDist < 200.0f || fDist < closestDist)
+ for(j = 0; j < 12; j++){
+ node1 = mapObj->m_nodeIndices[type][j];
+ if(node1 < 0)
+ break;
+ // FIX: game uses ThePaths here explicitly
+ for(k = 0; k < m_pathNodes[node1].numLinks; k++){
+ node2 = m_connections[m_pathNodes[node1].firstLink + k];
+ float lineDist = CCollision::DistToLine(&m_pathNodes[node1].pos, &m_pathNodes[node2].pos, &coors);
+ if(lineDist < closestDist){
+ closestDist = lineDist;
+ if((coors - m_pathNodes[node1].pos).MagnitudeSqr() < (coors - m_pathNodes[node2].pos).MagnitudeSqr())
+ closestMapObj = m_mapObjects[m_pathNodes[node1].objectIndex];
+ else
+ closestMapObj = m_mapObjects[m_pathNodes[node2].objectIndex];
+ }
+ }
+ }
+ }
+ return closestMapObj;
}
-WRAPPER void CPathFind::SetLinksBridgeLights(float, float, float, float, bool) { EAXJMP(0x42E3B0); }
+void
+CPathFind::FindNextNodeWandering(uint8 type, CVector coors, CPathNode **lastNode, CPathNode **nextNode, uint8 curDir, uint8 *nextDir)
+{
+ int i;
+ CPathNode *node;
+
+ if(lastNode == nil || (node = *lastNode) == nil || (coors - (*lastNode)->pos).MagnitudeSqr() > 7.0f){
+ // need to find the node we're coming from
+ node = nil;
+ CTreadable *obj = FindRoadObjectClosestToCoors(coors, type);
+ float nodeDist = 1000000000.0f;
+ for(i = 0; i < 12; i++){
+ if(obj->m_nodeIndices[i] < 0)
+ break;
+ float dist = (coors - m_pathNodes[obj->m_nodeIndices[type][i]].pos).Magnitude2D();
+ if(dist < nodeDist){
+ nodeDist = dist;
+ node = &m_pathNodes[obj->m_nodeIndices[type][i]];
+ }
+ }
+ }
+
+ CVector2D vCurDir(Cos(curDir*PI/4.0f), Sin(curDir*PI/4.0f));
+ *nextNode = 0;
+ float bestDot = -999999.0f;
+ for(i = 0; i < node->numLinks; i++){
+ int next = m_connections[node->firstLink+i];
+ if(node->bDisabled || m_pathNodes[next].bDisabled)
+ continue;
+ CVector pedCoors = coors;
+ pedCoors.z += 1.0f;
+ CVector nodeCoors = m_pathNodes[next].pos;
+ nodeCoors.z += 1.0f;
+ if(!CWorld::GetIsLineOfSightClear(pedCoors, nodeCoors, true, false, false, false, false, false))
+ continue;
+ CVector2D nodeDir = m_pathNodes[next].pos - node->pos;
+ nodeDir /= nodeDir.Magnitude();
+ float dot = DotProduct2D(nodeDir, vCurDir);
+ if(dot > bestDot){
+ *nextNode = &m_pathNodes[next];
+ bestDot = dot;
+
+ // direction is 0, 2, 4, 6 for north, east, south, west
+ // this could be sone simpler...
+ if(nodeDir.x < 0.0f){
+ if(2.0f*Abs(nodeDir.y) < -nodeDir.x)
+ *nextDir = 6; // west
+ else if(-2.0f*nodeDir.x < nodeDir.y)
+ *nextDir = 0; // north
+ else if(2.0f*nodeDir.x > nodeDir.y)
+ *nextDir = 4; // south
+ else if(nodeDir.y > 0.0f)
+ *nextDir = 7; // north west
+ else
+ *nextDir = 5; // south west`
+ }else{
+ if(2.0f*Abs(nodeDir.y) < nodeDir.x)
+ *nextDir = 2; // east
+ else if(2.0f*nodeDir.x < nodeDir.y)
+ *nextDir = 0; // north
+ else if(-2.0f*nodeDir.x > nodeDir.y)
+ *nextDir = 4; // south
+ else if(nodeDir.y > 0.0f)
+ *nextDir = 1; // north east
+ else
+ *nextDir = 3; // south east`
+ }
+ }
+ }
+ if(*nextNode == nil){
+ *nextDir = 0;
+ *nextNode = node;
+ }
+}
+
+static CPathNode *apNodesToBeCleared[4995];
+
+void
+CPathFind::DoPathSearch(uint8 type, CVector start, int32 startNodeId, CVector target, CPathNode **nodes, int16 *pNumNodes, int16 maxNumNodes, CVehicle *vehicle, float *pDist, float distLimit, int32 forcedTargetNode)
+{
+ int i, j;
+
+ // Find target
+ int targetNode;
+ if(forcedTargetNode < 0)
+ targetNode = FindNodeClosestToCoors(target, type, distLimit);
+ else
+ targetNode = forcedTargetNode;
+ if(targetNode < 0)
+ goto fail;
+
+ // Find start
+ int numPathsToTry;
+ CTreadable *startObj;
+ if(startNodeId < 0){
+ if(vehicle == nil || (startObj = vehicle->m_treadable[type]) == nil)
+ startObj = FindRoadObjectClosestToCoors(start, type);
+ numPathsToTry = 0;
+ for(i = 0; i < 12; i++){
+ if(startObj->m_nodeIndices[type][i] < 0)
+ break;
+ if(m_pathNodes[startObj->m_nodeIndices[type][i]].group == m_pathNodes[targetNode].group)
+ numPathsToTry++;
+ }
+ }else{
+ numPathsToTry = 1;
+ startObj = m_mapObjects[m_pathNodes[startNodeId].objectIndex];
+ }
+ if(numPathsToTry == 0)
+ goto fail;
+
+ if(startNodeId < 0){
+ // why only check node 0?
+ if(m_pathNodes[startObj->m_nodeIndices[type][0]].group != m_pathNodes[targetNode].group)
+ goto fail;
+ }else{
+ if(m_pathNodes[startNodeId].group != m_pathNodes[targetNode].group)
+ goto fail;
+ }
+
+
+ for(i = 0; i < 512; i++)
+ m_searchNodes[i].next = nil;
+ AddNodeToList(&m_pathNodes[targetNode], 0);
+ int numNodesToBeCleared = 0;
+ apNodesToBeCleared[numNodesToBeCleared++] = &m_pathNodes[targetNode];
+
+ // Dijkstra's algorithm
+ // Find distances
+ int numPathsFound = 0;
+ if(startNodeId < 0 && m_mapObjects[m_pathNodes[targetNode].objectIndex] == startObj)
+ numPathsFound++;
+ for(i = 0; numPathsFound < numPathsToTry; i = (i+1) & 0x1FF){
+ CPathNode *node;
+ for(node = m_searchNodes[i].next; node; node = node->next){
+ if(m_mapObjects[node->objectIndex] == startObj &&
+ (startNodeId < 0 || node == &m_pathNodes[startNodeId]))
+ numPathsFound++;
+
+ for(j = 0; j < node->numLinks; j++){
+ int next = m_connections[node->firstLink + j];
+ int dist = node->distance + m_distances[node->firstLink + j];
+ if(dist < m_pathNodes[next].distance){
+ if(m_pathNodes[next].distance != MAX_DIST)
+ RemoveNodeFromList(&m_pathNodes[next]);
+ if(m_pathNodes[next].distance == MAX_DIST)
+ apNodesToBeCleared[numNodesToBeCleared++] = &m_pathNodes[next];
+ AddNodeToList(&m_pathNodes[next], dist);
+ }
+ }
+
+ RemoveNodeFromList(node);
+ }
+ }
+
+ // Find out whence to start tracing back
+ CPathNode *curNode;
+ if(startNodeId < 0){
+ int minDist = MAX_DIST;
+ *pNumNodes = 1;
+ for(i = 0; i < 12; i++){
+ if(startObj->m_nodeIndices[type][i] < 0)
+ break;
+ int dist = (m_pathNodes[startObj->m_nodeIndices[type][i]].pos - start).Magnitude();
+ if(m_pathNodes[startObj->m_nodeIndices[type][i]].distance + dist < minDist){
+ minDist = m_pathNodes[startObj->m_nodeIndices[type][i]].distance + dist;
+ curNode = &m_pathNodes[startObj->m_nodeIndices[type][i]];
+ }
+ }
+ if(maxNumNodes == 0){
+ *pNumNodes = 0;
+ }else{
+ nodes[0] = curNode;
+ *pNumNodes = 1;
+ }
+ if(pDist)
+ *pDist = minDist;
+ }else{
+ curNode = &m_pathNodes[startNodeId];
+ *pNumNodes = 0;
+ if(pDist)
+ *pDist = m_pathNodes[startNodeId].distance;
+ }
+
+ // Trace back to target and update list of nodes
+ while(*pNumNodes < maxNumNodes && curNode != &m_pathNodes[targetNode])
+ for(i = 0; i < curNode->numLinks; i++){
+ int next = m_connections[curNode->firstLink + i];
+ if(curNode->distance - m_distances[curNode->firstLink + i] == m_pathNodes[next].distance){
+ curNode = &m_pathNodes[next];
+ nodes[(*pNumNodes)++] = curNode;
+ i = 29030; // could have used a break...
+ }
+ }
+
+ for(i = 0; i < numNodesToBeCleared; i++)
+ apNodesToBeCleared[i]->distance = MAX_DIST;
+ return;
+
+fail:
+ *pNumNodes = 0;
+ if(pDist)
+ *pDist = 100000.0f;
+}
+
+static CPathNode *pNodeList[32];
+static int16 DummyResult;
+static int16 DummyResult2;
+
+bool
+CPathFind::TestCoorsCloseness(CVector target, uint8 type, CVector start)
+{
+ float dist;
+ if(type == PATH_CAR)
+ DoPathSearch(type, start, -1, target, pNodeList, &DummyResult, 32, nil, &dist, 999999.88f, -1);
+ else
+ DoPathSearch(type, start, -1, target, nil, &DummyResult2, 0, nil, &dist, 50.0f, -1);
+ if(type == PATH_CAR)
+ return dist < 160.0f;
+ else
+ return dist < 100.0f;
+}
+
+void
+CPathFind::Save(uint8 *buffer, uint32 *length)
+{
+ int i;
+ int n = m_numPathNodes/8 + 1;
+
+ *length = 2*n;
+
+ for(i = 0; i < m_numPathNodes; i++)
+ if(m_pathNodes[i].bDisabled)
+ buffer[i/8] |= 1 << i%8;
+ else
+ buffer[i/8] &= ~(1 << i%8);
+
+ for(i = 0; i < m_numPathNodes; i++)
+ if(m_pathNodes[i].bBetweenLevels)
+ buffer[i/8 + n] |= 1 << i%8;
+ else
+ buffer[i/8 + n] &= ~(1 << i%8);
+}
+
+void
+CPathFind::Load(uint8 *buffer, uint32 length)
+{
+ int i;
+ int n = m_numPathNodes/8 + 1;
+
+ for(i = 0; i < m_numPathNodes; i++)
+ if(buffer[i/8] & (1 << i%8))
+ m_pathNodes[i].bDisabled = true;
+ else
+ m_pathNodes[i].bDisabled = false;
+
+ for(i = 0; i < m_numPathNodes; i++)
+ if(buffer[i/8 + n] & (1 << i%8))
+ m_pathNodes[i].bBetweenLevels = true;
+ else
+ m_pathNodes[i].bBetweenLevels = false;
+}
STARTPATCHES
+ InjectHook(0x4294A0, &CPathFind::Init, PATCH_JUMP);
+ InjectHook(0x42D580, &CPathFind::AllocatePathFindInfoMem, PATCH_JUMP);
+ InjectHook(0x429540, &CPathFind::RegisterMapObject, PATCH_JUMP);
+ InjectHook(0x42D7E0, &CPathFind::StoreNodeInfoPed, PATCH_JUMP);
+ InjectHook(0x42D690, &CPathFind::StoreNodeInfoCar, PATCH_JUMP);
InjectHook(0x429610, &CPathFind::PreparePathData, PATCH_JUMP);
- InjectHook(0x429C20, &CPathFind::PreparePathDataForType, PATCH_JUMP);
InjectHook(0x42B810, &CPathFind::CountFloodFillGroups, PATCH_JUMP);
+ InjectHook(0x429C20, &CPathFind::PreparePathDataForType, PATCH_JUMP);
+
+ InjectHook(0x42C990, &CPathFind::CalcRoadDensity, PATCH_JUMP);
+ InjectHook(0x42E1B0, &CPathFind::TestForPedTrafficLight, PATCH_JUMP);
+ InjectHook(0x42E340, &CPathFind::TestCrossesRoad, PATCH_JUMP);
+ InjectHook(0x42CBE0, &CPathFind::AddNodeToList, PATCH_JUMP);
+ InjectHook(0x42CBB0, &CPathFind::RemoveNodeFromList, PATCH_JUMP);
+ InjectHook(0x42B790, &CPathFind::RemoveBadStartNode, PATCH_JUMP);
+ InjectHook(0x42E3B0, &CPathFind::SetLinksBridgeLights, PATCH_JUMP);
+ InjectHook(0x42DED0, &CPathFind::SwitchOffNodeAndNeighbours, PATCH_JUMP);
+ InjectHook(0x42D960, &CPathFind::SwitchRoadsOffInArea, PATCH_JUMP);
+ InjectHook(0x42DA50, &CPathFind::SwitchPedRoadsOffInArea, PATCH_JUMP);
+ InjectHook(0x42DB50, &CPathFind::SwitchRoadsInAngledArea, PATCH_JUMP);
+ InjectHook(0x42E140, &CPathFind::MarkRoadsBetweenLevelsNodeAndNeighbours, PATCH_JUMP);
+ InjectHook(0x42DF50, &CPathFind::MarkRoadsBetweenLevelsInArea, PATCH_JUMP);
+ InjectHook(0x42E040, &CPathFind::MarkPedRoadsBetweenLevelsInArea, PATCH_JUMP);
+ InjectHook(0x42CC30, &CPathFind::FindNodeClosestToCoors, PATCH_JUMP);
+ InjectHook(0x42CDC0, &CPathFind::FindNodeClosestToCoorsFavourDirection, PATCH_JUMP);
+ InjectHook(0x42CFC0, &CPathFind::FindNodeOrientationForCarPlacement, PATCH_JUMP);
+ InjectHook(0x42D060, &CPathFind::FindNodeOrientationForCarPlacementFacingDestination, PATCH_JUMP);
+ InjectHook(0x42BF10, &CPathFind::NewGenerateCarCreationCoors, PATCH_JUMP);
+ InjectHook(0x42C1E0, &CPathFind::GeneratePedCreationCoors, PATCH_JUMP);
+ InjectHook(0x42D2A0, &CPathFind::FindRoadObjectClosestToCoors, PATCH_JUMP);
+ InjectHook(0x42B9F0, &CPathFind::FindNextNodeWandering, PATCH_JUMP);
+ InjectHook(0x42B040, &CPathFind::DoPathSearch, PATCH_JUMP);
+ InjectHook(0x42C8C0, &CPathFind::TestCoorsCloseness, PATCH_JUMP);
+ InjectHook(0x42E450, &CPathFind::Save, PATCH_JUMP);
+ InjectHook(0x42E550, &CPathFind::Load, PATCH_JUMP);
ENDPATCHES
diff --git a/src/control/PathFind.h b/src/control/PathFind.h
index b5255704..d23ea823 100644
--- a/src/control/PathFind.h
+++ b/src/control/PathFind.h
@@ -2,24 +2,35 @@
#include "Treadable.h"
+enum
+{
+ PATH_CAR = 0,
+ PATH_PED = 1,
+};
+
struct CPathNode
{
CVector pos;
- CPathNode *prev; //?
+ CPathNode *prev;
CPathNode *next;
- int16 unknown;
+ int16 distance; // in path search
int16 objectIndex;
int16 firstLink;
uint8 numLinks;
- uint8 flags;
+
+ uint8 unkBits : 2;
+ uint8 bDeadEnd : 1;
+ uint8 bDisabled : 1;
+ uint8 bBetweenLevels : 1;
+
uint8 group;
-/* VC:
- int16 unk1;
+/* For reference VC:
+ int16 prevIndex;
int16 nextIndex;
int16 x;
int16 y;
int16 z;
- int16 unknown;
+ int16 distance;
int16 firstLink;
int8 width;
int8 group;
@@ -40,6 +51,15 @@ struct CPathNode
*/
};
+union CConnectionFlags
+{
+ uint8 flags;
+ struct {
+ uint8 bCrossesRoad : 1;
+ uint8 bTrafficLight : 1;
+ };
+};
+
struct CCarPathLink
{
float posX;
@@ -50,10 +70,9 @@ struct CCarPathLink
int8 numLeftLanes;
int8 numRightLanes;
int8 trafficLightType;
- int8 field15;
- // probably only padding
- int8 field16;
- int8 field17;
+
+ uint8 bBridgeLights : 1;
+ // more?
};
struct CPathInfoForObject
@@ -80,8 +99,6 @@ struct CTempNode
int8 numLeftLanes;
int8 numRightLanes;
int8 linkState;
- // probably padding
- int8 field1B;
};
struct CTempDetachedNode // unused
@@ -102,41 +119,65 @@ public:
uint8 m_distances[20400];
int16 m_carPathConnections[20400];
*/
- CPathNode m_pathNodes[4930];
- CCarPathLink m_carPathLinks[2076];
- CTreadable *m_mapObjects[1250];
- uint8 m_objectFlags[1250];
- int16 m_connections[10260];
- int16 m_distances[10260];
- uint8 m_connectionFlags[10260];
- int16 m_carPathConnections[10260];
+ CPathNode m_pathNodes[NUM_PATHNODES];
+ CCarPathLink m_carPathLinks[NUM_CARPATHLINKS];
+ CTreadable *m_mapObjects[NUM_MAPOBJECTS];
+ uint8 m_objectFlags[NUM_MAPOBJECTS];
+ int16 m_connections[NUM_PATHCONNECTIONS];
+ int16 m_distances[NUM_PATHCONNECTIONS];
+ CConnectionFlags m_connectionFlags[NUM_PATHCONNECTIONS];
+ int16 m_carPathConnections[NUM_PATHCONNECTIONS];
int32 m_numPathNodes;
int32 m_numCarPathNodes;
int32 m_numPedPathNodes;
int16 m_numMapObjects;
int16 m_numConnections;
int32 m_numCarPathLinks;
- int32 h;
+ int32 unk;
uint8 m_numGroups[2];
- CPathNode m_aExtraPaths[872];
+ CPathNode m_searchNodes[512];
+ void Init(void);
+ void AllocatePathFindInfoMem(int16 numPathGroups);
+ void RegisterMapObject(CTreadable *mapObject);
+ void StoreNodeInfoPed(int16 id, int16 node, int8 type, int8 next, int16 x, int16 y, int16 z, int16 width, bool crossing);
+ void StoreNodeInfoCar(int16 id, int16 node, int8 type, int8 next, int16 x, int16 y, int16 z, int16 width, int8 numLeft, int8 numRight);
+ void CalcNodeCoors(int16 x, int16 y, int16 z, int32 id, CVector *out);
+ bool LoadPathFindData(void);
void PreparePathData(void);
void CountFloodFillGroups(uint8 type);
void PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoForObject *objectpathinfo,
float unk, CTempDetachedNode *detachednodes, int unused);
- void CalcNodeCoors(int16 x, int16 y, int16 z, int32 id, CVector *out);
- void StoreNodeInfoPed(int16 id, int16 node, int8 type, int8 next, int16 x, int16 y, int16 z, int16 width, bool crossing);
- void StoreNodeInfoCar(int16 id, int16 node, int8 type, int8 next, int16 x, int16 y, int16 z, int16 width, int8 numLeft, int8 numRight);
- void RegisterMapObject(CTreadable *mapObject);
- int32 FindNodeClosestToCoors(CVector coors, uint8 type, float distLimit, bool disabled, bool betweenLevels);
- CPathNode** FindNextNodeWandering(uint8, CVector, CPathNode**, CPathNode**, uint8, uint8*);
- bool NewGenerateCarCreationCoors(float spawnX, float spawnY, float frontX, float frontY, float preferredDistance, float angleLimit /* angle limit between camera direction and vector to spawn */, bool invertAngleLimitTest, CVector* pSpawnPosition, int32* pNode1, int32* pNode2, float* pPositionBetweenNodes, bool ignoreSwitchedOff);
- bool TestCoorsCloseness(CVector pos1, bool, CVector pos2);
bool IsPathObject(int id) { return id < PATHNODESIZE && (InfoForTileCars[id*12].type != 0 || InfoForTilePeds[id*12].type != 0); }
+ float CalcRoadDensity(float x, float y);
+ bool TestForPedTrafficLight(CPathNode *n1, CPathNode *n2);
+ bool TestCrossesRoad(CPathNode *n1, CPathNode *n2);
+ void AddNodeToList(CPathNode *node, int32 listId);
+ void RemoveNodeFromList(CPathNode *node);
+ void RemoveBadStartNode(CVector pos, CPathNode **nodes, int16 *n);
void SetLinksBridgeLights(float, float, float, float, bool);
+ void SwitchOffNodeAndNeighbours(int32 nodeId, bool disable);
+ void SwitchRoadsOffInArea(float x1, float x2, float y1, float y2, float z1, float z2, bool disable);
+ void SwitchPedRoadsOffInArea(float x1, float x2, float y1, float y2, float z1, float z2, bool disable);
+ void SwitchRoadsInAngledArea(float x1, float y1, float z1, float x2, float y2, float z2, float length, uint8 type, uint8 enable);
+ void MarkRoadsBetweenLevelsNodeAndNeighbours(int32 nodeId);
+ void MarkRoadsBetweenLevelsInArea(float x1, float x2, float y1, float y2, float z1, float z2);
+ void MarkPedRoadsBetweenLevelsInArea(float x1, float x2, float y1, float y2, float z1, float z2);
+ int32 FindNodeClosestToCoors(CVector coors, uint8 type, float distLimit, bool ignoreDisabled = false, bool ignoreBetweenLevels = false);
+ int32 FindNodeClosestToCoorsFavourDirection(CVector coors, uint8 type, float dirX, float dirY);
+ float FindNodeOrientationForCarPlacement(int32 nodeId);
+ float FindNodeOrientationForCarPlacementFacingDestination(int32 nodeId, float x, float y, bool towards);
+ bool NewGenerateCarCreationCoors(float x, float y, float dirX, float dirY, float spawnDist, float angleLimit, bool forward, CVector *pPosition, int32 *pNode1, int32 *pNode2, float *pPositionBetweenNodes, bool ignoreDisabled = false);
+ bool GeneratePedCreationCoors(float x, float y, float minDist, float maxDist, float minDistOffScreen, float maxDistOffScreen, CVector *pPosition, int32 *pNode1, int32 *pNode2, float *pPositionBetweenNodes, CMatrix *camMatrix);
+ CTreadable *FindRoadObjectClosestToCoors(CVector coors, uint8 type);
+ void FindNextNodeWandering(uint8, CVector, CPathNode**, CPathNode**, uint8, uint8*);
+ void DoPathSearch(uint8 type, CVector start, int32 startNodeId, CVector target, CPathNode **nodes, int16 *numNodes, int16 maxNumNodes, CVehicle *vehicle, float *dist, float distLimit, int32 forcedTargetNode);
+ bool TestCoorsCloseness(CVector target, uint8 type, CVector start);
+ void Save(uint8 *buffer, uint32 *length);
+ void Load(uint8 *buffer, uint32 length);
};
-static_assert(sizeof(CPathFind) == 0x4c8f4, "CPathFind: error");
+static_assert(sizeof(CPathFind) == 0x49bf4, "CPathFind: error");
extern CPathFind &ThePaths;
diff --git a/src/core/General.h b/src/core/General.h
index 7c0c9562..fe277689 100644
--- a/src/core/General.h
+++ b/src/core/General.h
@@ -74,6 +74,7 @@ public:
return result;
}
+ // Returns an angle such that x2/y2 looks at x1/y1 with its forward vector if rotated by that angle
static float GetRadianAngleBetweenPoints(float x1, float y1, float x2, float y2)
{
float x = x2 - x1;
diff --git a/src/core/config.h b/src/core/config.h
index 52d1dab8..8eda6187 100644
--- a/src/core/config.h
+++ b/src/core/config.h
@@ -33,6 +33,12 @@ enum Config {
NUMTEMPOBJECTS = 30,
+ // Path data
+ NUM_PATHNODES = 4930,
+ NUM_CARPATHLINKS = 2076,
+ NUM_MAPOBJECTS = 1250,
+ NUM_PATHCONNECTIONS = 10260,
+
// Link list lengths
// TODO: alpha list
NUMCOLCACHELINKS = 200,
diff --git a/src/entities/Physical.cpp b/src/entities/Physical.cpp
index 391f1e33..fbd1322d 100644
--- a/src/entities/Physical.cpp
+++ b/src/entities/Physical.cpp
@@ -11,6 +11,7 @@
#include "ParticleObject.h"
#include "Particle.h"
#include "SurfaceTable.h"
+#include "PathFind.h"
#include "CarCtrl.h"
#include "DMAudio.h"
#include "Automobile.h"
@@ -56,8 +57,8 @@ CPhysical::CPhysical(void)
m_phy_flagA80 = false;
m_fDistanceTravelled = 0.0f;
- m_pedTreadable = nil;
- m_carTreadable = nil;
+ m_treadable[PATH_CAR] = nil;
+ m_treadable[PATH_PED] = nil;
m_phy_flagA10 = false;
m_phy_flagA20 = false;
@@ -267,16 +268,16 @@ CPhysical::AddCollisionRecord_Treadable(CEntity *ent)
{
if(ent->IsBuilding() && ((CBuilding*)ent)->GetIsATreadable()){
CTreadable *t = (CTreadable*)ent;
- if(t->m_nodeIndicesPeds[0] >= 0 ||
- t->m_nodeIndicesPeds[1] >= 0 ||
- t->m_nodeIndicesPeds[2] >= 0 ||
- t->m_nodeIndicesPeds[3] >= 0)
- m_pedTreadable = t;
- if(t->m_nodeIndicesCars[0] >= 0 ||
- t->m_nodeIndicesCars[1] >= 0 ||
- t->m_nodeIndicesCars[2] >= 0 ||
- t->m_nodeIndicesCars[3] >= 0)
- m_carTreadable = t;
+ if(t->m_nodeIndices[PATH_PED][0] >= 0 ||
+ t->m_nodeIndices[PATH_PED][1] >= 0 ||
+ t->m_nodeIndices[PATH_PED][2] >= 0 ||
+ t->m_nodeIndices[PATH_PED][3] >= 0)
+ m_treadable[PATH_PED] = t;
+ if(t->m_nodeIndices[PATH_CAR][0] >= 0 ||
+ t->m_nodeIndices[PATH_CAR][1] >= 0 ||
+ t->m_nodeIndices[PATH_CAR][2] >= 0 ||
+ t->m_nodeIndices[PATH_CAR][3] >= 0)
+ m_treadable[PATH_CAR] = t;
}
}
diff --git a/src/entities/Physical.h b/src/entities/Physical.h
index ee75d059..2786a7de 100644
--- a/src/entities/Physical.h
+++ b/src/entities/Physical.h
@@ -19,8 +19,7 @@ public:
int32 m_audioEntityId;
float unk1;
- CTreadable *m_carTreadable;
- CTreadable *m_pedTreadable;
+ CTreadable *m_treadable[2]; // car and ped
uint32 m_nLastTimeCollided;
CVector m_vecMoveSpeed; // velocity
CVector m_vecTurnSpeed; // angular velocity
diff --git a/src/entities/Treadable.h b/src/entities/Treadable.h
index d82ff52b..9e4de59a 100644
--- a/src/entities/Treadable.h
+++ b/src/entities/Treadable.h
@@ -8,8 +8,7 @@ public:
static void *operator new(size_t);
static void operator delete(void*, size_t);
- int16 m_nodeIndicesCars[12];
- int16 m_nodeIndicesPeds[12];
+ int16 m_nodeIndices[2][12]; // first car, then ped
bool GetIsATreadable(void) { return true; }
};
diff --git a/src/math/Vector2D.h b/src/math/Vector2D.h
index 76664522..a090155c 100644
--- a/src/math/Vector2D.h
+++ b/src/math/Vector2D.h
@@ -18,7 +18,7 @@ public:
x *= invsqrt;
y *= invsqrt;
}else
- x = 0.0f;
+ x = 1.0f;
}
const CVector2D &operator+=(CVector2D const &right) {
x += right.x;
@@ -52,6 +52,9 @@ public:
CVector2D operator*(float t) const {
return CVector2D(x*t, y*t);
}
+ CVector2D operator/(float t) const {
+ return CVector2D(x/t, y/t);
+ }
};
inline float
@@ -65,3 +68,26 @@ CrossProduct2D(const CVector2D &v1, const CVector2D &v2)
{
return v1.x*v2.y - v1.y*v2.x;
}
+
+inline float
+Distance2D(const CVector2D &v, float x, float y)
+{
+ return Sqrt((v.x-x)*(v.x-x) + (v.y-y)*(v.y-y));
+}
+
+inline float
+DistanceSqr2D(const CVector2D &v, float x, float y)
+{
+ return (v.x-x)*(v.x-x) + (v.y-y)*(v.y-y);
+}
+
+inline void
+NormalizeXY(float &x, float &y)
+{
+ float l = Sqrt(x*x + y*y);
+ if(l != 0.0f){
+ x /= l;
+ y /= l;
+ }else
+ x = 1.0f;
+}
diff --git a/src/peds/Ped.cpp b/src/peds/Ped.cpp
index 6819cce9..f349ae6d 100644
--- a/src/peds/Ped.cpp
+++ b/src/peds/Ped.cpp
@@ -3856,7 +3856,7 @@ CPed::SetWanderPath(int8 pathStateDest)
if (pathStateDest == 0)
pathStateDest = CGeneral::GetRandomNumberInRange(1, 7);
- ThePaths.FindNextNodeWandering(1, GetPosition(), &m_pNextPathNode, &m_pLastPathNode,
+ ThePaths.FindNextNodeWandering(PATH_PED, GetPosition(), &m_pNextPathNode, &m_pLastPathNode,
m_nPathState, &nextPathState);
// Circular loop until we find a node for current m_nPathState
@@ -3869,7 +3869,7 @@ CPed::SetWanderPath(int8 pathStateDest)
SetIdle();
return false;
}
- ThePaths.FindNextNodeWandering(1, GetPosition(), &m_pNextPathNode, &m_pLastPathNode,
+ ThePaths.FindNextNodeWandering(PATH_PED, GetPosition(), &m_pNextPathNode, &m_pLastPathNode,
m_nPathState, &nextPathState);
}
diff --git a/src/render/Renderer.cpp b/src/render/Renderer.cpp
index 77489e60..99d50e8f 100644
--- a/src/render/Renderer.cpp
+++ b/src/render/Renderer.cpp
@@ -200,9 +200,9 @@ CRenderer::RenderRoads(void)
if(gbShowCarRoadGroups || gbShowPedRoadGroups){
int ind = 0;
if(gbShowCarRoadGroups)
- ind += ThePaths.m_pathNodes[t->m_nodeIndicesCars[0]].group;
+ ind += ThePaths.m_pathNodes[t->m_nodeIndices[PATH_CAR][0]].group;
if(gbShowPedRoadGroups)
- ind += ThePaths.m_pathNodes[t->m_nodeIndicesPeds[0]].group;
+ ind += ThePaths.m_pathNodes[t->m_nodeIndices[PATH_PED][0]].group;
SetAmbientColoursToIndicateRoadGroup(ind);
}
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 20:43:09 +0100