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-rw-r--r--src/core/Collision.cpp188
1 files changed, 50 insertions, 138 deletions
diff --git a/src/core/Collision.cpp b/src/core/Collision.cpp
index 23eaa8dd..76019c2f 100644
--- a/src/core/Collision.cpp
+++ b/src/core/Collision.cpp
@@ -20,6 +20,8 @@
#include "SurfaceTable.h"
#include "Lines.h"
#include "Collision.h"
+#include "Camera.h"
+#include "ColStore.h"
enum Direction
{
@@ -34,57 +36,30 @@ enum Direction
eLevelName CCollision::ms_collisionInMemory;
CLinkList<CColModel*> CCollision::ms_colModelCache;
+//--MIAMI: done
void
CCollision::Init(void)
{
ms_colModelCache.Init(NUMCOLCACHELINKS);
ms_collisionInMemory = LEVEL_NONE;
+ CColStore::Initialise();
}
+//--MIAMI: done
void
CCollision::Shutdown(void)
{
ms_colModelCache.Shutdown();
+ CColStore::Shutdown();
}
+//--MIAMI: done
void
CCollision::Update(void)
{
- CVector playerCoors;
- playerCoors = FindPlayerCoors();
- eLevelName level = CTheZones::m_CurrLevel;
- bool forceLevelChange = false;
-
- if(CTimer::GetTimeInMilliseconds() < 2000 || CCutsceneMgr::IsCutsceneProcessing())
- return;
-
- // hardcode a level if there are no zones
- if(level == LEVEL_NONE){
- if(CGame::currLevel == LEVEL_INDUSTRIAL &&
- playerCoors.x < 400.0f){
- level = LEVEL_COMMERCIAL;
- forceLevelChange = true;
- }else if(CGame::currLevel == LEVEL_SUBURBAN &&
- playerCoors.x > -450.0f && playerCoors.y < -1400.0f){
- level = LEVEL_COMMERCIAL;
- forceLevelChange = true;
- }else{
- if(playerCoors.x > 800.0f){
- level = LEVEL_INDUSTRIAL;
- forceLevelChange = true;
- }else if(playerCoors.x < -800.0f){
- level = LEVEL_SUBURBAN;
- forceLevelChange = true;
- }
- }
- }
- if(level != LEVEL_NONE && level != CGame::currLevel)
- CGame::currLevel = level;
- if(ms_collisionInMemory != CGame::currLevel)
- LoadCollisionWhenINeedIt(forceLevelChange);
- CStreaming::HaveAllBigBuildingsLoaded(CGame::currLevel);
}
+//--MIAMI: unused
eLevelName
GetCollisionInSectorList(CPtrList &list)
{
@@ -101,6 +76,7 @@ GetCollisionInSectorList(CPtrList &list)
return LEVEL_NONE;
}
+//--MIAMI: unused
// Get a level this sector is in based on collision models
eLevelName
GetCollisionInSector(CSector &sect)
@@ -121,111 +97,16 @@ GetCollisionInSector(CSector &sect)
return (eLevelName)level;
}
+//--MIAMI: done
void
CCollision::LoadCollisionWhenINeedIt(bool forceChange)
{
- eLevelName level, l;
- bool multipleLevels;
- CVector playerCoors;
- CVehicle *veh;
- CEntryInfoNode *ei;
- int sx, sy;
- int xmin, xmax, ymin, ymax;
- int x, y;
-
- level = LEVEL_NONE;
-
- playerCoors = FindPlayerCoors();
- sx = CWorld::GetSectorIndexX(playerCoors.x);
- sy = CWorld::GetSectorIndexY(playerCoors.y);
- multipleLevels = false;
-
- veh = FindPlayerVehicle();
- if(veh && veh->IsTrain()){
- if(((CTrain*)veh)->m_nDoorState != TRAIN_DOOR_OPEN)
- return;
- }else if(playerCoors.z < -4.0f && !CCullZones::DoINeedToLoadCollision())
- return;
-
- // Figure out whose level's collisions we're most likely to be interested in
- if(!forceChange){
- if(veh && veh->IsBoat()){
- // on water we expect to be between levels
- multipleLevels = true;
- }else{
- xmin = Max(sx - 1, 0);
- xmax = Min(sx + 1, NUMSECTORS_X-1);
- ymin = Max(sy - 1, 0);
- ymax = Min(sy + 1, NUMSECTORS_Y-1);
-
- for(x = xmin; x <= xmax; x++)
- for(y = ymin; y <= ymax; y++){
- l = GetCollisionInSector(*CWorld::GetSector(x, y));
- if(l != LEVEL_NONE){
- if(level == LEVEL_NONE)
- level = l;
- if(level != l)
- multipleLevels = true;
- }
- }
- }
-
- if(multipleLevels && veh && veh->IsBoat())
- for(ei = veh->m_entryInfoList.first; ei; ei = ei->next){
- level = GetCollisionInSector(*ei->sector);
- if(level != LEVEL_NONE)
- break;
- }
- }
-
- if(level == CGame::currLevel || forceChange){
- CTimer::Stop();
- DMAudio.SetEffectsFadeVol(0);
- CPad::StopPadsShaking();
- LoadCollisionScreen(CGame::currLevel);
- DMAudio.Service();
-
- CPopulation::DealWithZoneChange(ms_collisionInMemory, CGame::currLevel, false);
- CStreaming::RemoveIslandsNotUsed(LEVEL_INDUSTRIAL);
- CStreaming::RemoveIslandsNotUsed(LEVEL_COMMERCIAL);
- CStreaming::RemoveIslandsNotUsed(LEVEL_SUBURBAN);
- CStreaming::RemoveBigBuildings(LEVEL_INDUSTRIAL);
- CStreaming::RemoveBigBuildings(LEVEL_COMMERCIAL);
- CStreaming::RemoveBigBuildings(LEVEL_SUBURBAN);
- CModelInfo::RemoveColModelsFromOtherLevels(CGame::currLevel);
- CStreaming::RemoveUnusedModelsInLoadedList();
- CGame::TidyUpMemory(true, true);
- CFileLoader::LoadCollisionFromDatFile(CGame::currLevel);
- ms_collisionInMemory = CGame::currLevel;
- CReplay::EmptyReplayBuffer();
- if(CGame::currLevel != LEVEL_NONE)
- LoadSplash(GetLevelSplashScreen(CGame::currLevel));
- CStreaming::RemoveUnusedBigBuildings(CGame::currLevel);
- CStreaming::RemoveUnusedBuildings(CGame::currLevel);
- CStreaming::RequestBigBuildings(CGame::currLevel);
- CStreaming::LoadAllRequestedModels(true);
- CStreaming::HaveAllBigBuildingsLoaded(CGame::currLevel);
-
- CGame::TidyUpMemory(true, true);
- CTimer::Update();
- DMAudio.SetEffectsFadeVol(127);
- }
}
+//--MIAMI: done
void
CCollision::SortOutCollisionAfterLoad(void)
{
- if(ms_collisionInMemory == CGame::currLevel)
- return;
-
- CModelInfo::RemoveColModelsFromOtherLevels(CGame::currLevel);
- if(CGame::currLevel != LEVEL_NONE){
- CFileLoader::LoadCollisionFromDatFile(CGame::currLevel);
- if(!CGame::playingIntro)
- LoadSplash(GetLevelSplashScreen(CGame::currLevel));
- }
- ms_collisionInMemory = CGame::currLevel;
- CGame::TidyUpMemory(true, false);
}
void
@@ -249,14 +130,14 @@ CCollision::LoadCollisionScreen(eLevelName level)
bool
-CCollision::TestSphereSphere(const CColSphere &s1, const CColSphere &s2)
+CCollision::TestSphereSphere(const CSphere &s1, const CSphere &s2)
{
float d = s1.radius + s2.radius;
return (s1.center - s2.center).MagnitudeSqr() < d*d;
}
bool
-CCollision::TestSphereBox(const CColSphere &sph, const CColBox &box)
+CCollision::TestSphereBox(const CSphere &sph, const CBox &box)
{
if(sph.center.x + sph.radius < box.min.x) return false;
if(sph.center.x - sph.radius > box.max.x) return false;
@@ -268,7 +149,7 @@ CCollision::TestSphereBox(const CColSphere &sph, const CColBox &box)
}
bool
-CCollision::TestLineBox(const CColLine &line, const CColBox &box)
+CCollision::TestLineBox(const CColLine &line, const CBox &box)
{
float t, x, y, z;
// If either line point is in the box, we have a collision
@@ -353,7 +234,7 @@ CCollision::TestLineBox(const CColLine &line, const CColBox &box)
}
bool
-CCollision::TestVerticalLineBox(const CColLine &line, const CColBox &box)
+CCollision::TestVerticalLineBox(const CColLine &line, const CBox &box)
{
if(line.p0.x <= box.min.x) return false;
if(line.p0.y <= box.min.y) return false;
@@ -533,8 +414,9 @@ CCollision::TestSphereTriangle(const CColSphere &sphere,
return dist < sphere.radius;
}
+//--MIAMI: TODO
bool
-CCollision::TestLineOfSight(const CColLine &line, const CMatrix &matrix, CColModel &model, bool ignoreSeeThrough)
+CCollision::TestLineOfSight(const CColLine &line, const CMatrix &matrix, CColModel &model, bool ignoreSeeThrough, bool ignoreShootThrough)
{
static CMatrix matTransform;
int i;
@@ -1161,10 +1043,11 @@ CCollision::ProcessSphereTriangle(const CColSphere &sphere,
return true;
}
+//--MIAMI: TODO
bool
CCollision::ProcessLineOfSight(const CColLine &line,
const CMatrix &matrix, CColModel &model,
- CColPoint &point, float &mindist, bool ignoreSeeThrough)
+ CColPoint &point, float &mindist, bool ignoreSeeThrough, bool ignoreShootThrough)
{
static CMatrix matTransform;
int i;
@@ -1200,10 +1083,11 @@ CCollision::ProcessLineOfSight(const CColLine &line,
return false;
}
+//--MIAMI: TODO
bool
CCollision::ProcessVerticalLine(const CColLine &line,
const CMatrix &matrix, CColModel &model,
- CColPoint &point, float &mindist, bool ignoreSeeThrough, CStoredCollPoly *poly)
+ CColPoint &point, float &mindist, bool ignoreSeeThrough, bool ignoreShootThrough, CStoredCollPoly *poly)
{
static CStoredCollPoly TempStoredPoly;
int i;
@@ -1917,6 +1801,21 @@ CColSphere::Set(float radius, const CVector &center, uint8 surf, uint8 piece)
this->piece = piece;
}
+bool
+CColSphere::IntersectRay(CVector const& from, CVector const& dir, CVector &entry, CVector &exit)
+{
+ CVector distToCenter = from - center;
+ float distToTouchSqr = distToCenter.MagnitudeSqr() - sq(radius);
+ float root1, root2;
+
+ if (!CGeneral::SolveQuadratic(1.0f, DotProduct(distToCenter, dir) * 2.f, distToTouchSqr, root1, root2))
+ return false;
+
+ entry = from + dir * root1;
+ exit = from + dir * root2;
+ return true;
+}
+
void
CColBox::Set(const CVector &min, const CVector &max, uint8 surf, uint8 piece)
{
@@ -1962,6 +1861,19 @@ CColTrianglePlane::Set(const CVector *v, CColTriangle &tri)
dir = normal.z < 0.0f ? DIR_Z_NEG : DIR_Z_POS;
}
+CColPoint&
+CColPoint::operator=(const CColPoint& other)
+{
+ point = other.point;
+ normal = other.normal;
+ surfaceA = other.surfaceA;
+ pieceA = other.pieceA;
+ surfaceB = other.surfaceB;
+ pieceB = other.pieceB;
+ // doesn't copy depth
+ return *this;
+}
+
CColModel::CColModel(void)
{
numSpheres = 0;
@@ -1974,7 +1886,7 @@ CColModel::CColModel(void)
vertices = nil;
triangles = nil;
trianglePlanes = nil;
- level = CGame::currLevel;
+ level = 0; // generic col slot
ownsCollisionVolumes = true;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 18:11:03 +0100