#include "common.h" #include "patcher.h" #include "main.h" #include "Lights.h" #include "ModelInfo.h" #include "Treadable.h" #include "Ped.h" #include "Vehicle.h" #include "Heli.h" #include "Object.h" #include "PathFind.h" #include "Collision.h" #include "VisibilityPlugins.h" #include "Clock.h" #include "World.h" #include "Camera.h" #include "ModelIndices.h" #include "Streaming.h" #include "Shadows.h" #include "PointLights.h" #include "Renderer.h" bool gbShowPedRoadGroups; bool gbShowCarRoadGroups; bool gbShowCollisionPolys; bool gbShowCollisionLines; bool gbShowCullZoneDebugStuff; bool gbBigWhiteDebugLightSwitchedOn; bool gbDontRenderBuildings; bool gbDontRenderBigBuildings; bool gbDontRenderPeds; bool gbDontRenderObjects; bool gbDontRenderVehicles; struct EntityInfo { CEntity *ent; float sort; }; CLinkList &gSortedVehiclesAndPeds = *(CLinkList*)0x629AC0; int32 &CRenderer::ms_nNoOfVisibleEntities = *(int32*)0x940730; CEntity *(&CRenderer::ms_aVisibleEntityPtrs)[NUMVISIBLEENTITIES] = *(CEntity * (*)[NUMVISIBLEENTITIES]) * (uintptr*)0x6E9920; CEntity *(&CRenderer::ms_aInVisibleEntityPtrs)[NUMINVISIBLEENTITIES] = *(CEntity * (*)[NUMINVISIBLEENTITIES]) * (uintptr*)0x880B50; int32 &CRenderer::ms_nNoOfInVisibleEntities = *(int32*)0x8F1B78; CVector &CRenderer::ms_vecCameraPosition = *(CVector*)0x8E2C3C; CVehicle *&CRenderer::m_pFirstPersonVehicle = *(CVehicle**)0x885B80; bool &CRenderer::m_loadingPriority = *(bool*)0x95CD86; void CRenderer::Init(void) { gSortedVehiclesAndPeds.Init(40); SortBIGBuildings(); } void CRenderer::Shutdown(void) { gSortedVehiclesAndPeds.Shutdown(); } void CRenderer::PreRender(void) { int i; CLink *node; for(i = 0; i < ms_nNoOfVisibleEntities; i++) ms_aVisibleEntityPtrs[i]->PreRender(); for(i = 0; i < ms_nNoOfInVisibleEntities; i++) ms_aInVisibleEntityPtrs[i]->PreRender(); for(node = CVisibilityPlugins::m_alphaEntityList.head.next; node != &CVisibilityPlugins::m_alphaEntityList.tail; node = node->next) ((CEntity*)node->item.entity)->PreRender(); CHeli::SpecialHeliPreRender(); CShadows::RenderExtraPlayerShadows(); } void CRenderer::RenderOneRoad(CEntity *e) { if(gbDontRenderBuildings) return; if(gbShowCollisionPolys) CCollision::DrawColModel_Coloured(e->GetMatrix(), *CModelInfo::GetModelInfo(e->m_modelIndex)->GetColModel(), e->m_modelIndex); else e->Render(); } void CRenderer::RenderOneNonRoad(CEntity *e) { CPed *ped; CVehicle *veh; int i; bool resetLights; #ifndef MASTER if(gbShowCollisionPolys){ if(!e->IsVehicle()){ CCollision::DrawColModel_Coloured(e->GetMatrix(), *CModelInfo::GetModelInfo(e->m_modelIndex)->GetColModel(), e->m_modelIndex); return; } }else if(e->IsBuilding()){ if(e->bIsBIGBuilding){ if(gbDontRenderBigBuildings) return; }else{ if(gbDontRenderBuildings) return; } }else #endif if(e->IsPed()){ #ifndef MASTER if(gbDontRenderPeds) return; #endif ped = (CPed*)e; if(ped->m_nPedState == PED_DRIVING) return; } #ifndef MASTER else if(e->IsObject() || e->IsDummy()){ if(gbDontRenderObjects) return; }else if(e->IsVehicle()){ // re3 addition if(gbDontRenderVehicles) return; } #endif resetLights = e->SetupLighting(); if(e->IsVehicle()) CVisibilityPlugins::InitAlphaAtomicList(); // Render Peds in vehicle before vehicle itself if(e->IsVehicle()){ veh = (CVehicle*)e; if(veh->pDriver && veh->pDriver->m_nPedState == PED_DRIVING) veh->pDriver->Render(); for(i = 0; i < 8; i++) if(veh->pPassengers[i] && veh->pPassengers[i]->m_nPedState == PED_DRIVING) veh->pPassengers[i]->Render(); } e->Render(); if(e->IsVehicle()){ e->bImBeingRendered = true; CVisibilityPlugins::RenderAlphaAtomics(); e->bImBeingRendered = false; } e->RemoveLighting(resetLights); } void CRenderer::RenderFirstPersonVehicle(void) { if(m_pFirstPersonVehicle == nil) return; RwRenderStateSet(rwRENDERSTATEFOGENABLE, (void*)TRUE); RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)TRUE); RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)TRUE); RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)TRUE); RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDSRCALPHA); RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA); RenderOneNonRoad(m_pFirstPersonVehicle); RwRenderStateSet(rwRENDERSTATEFOGENABLE, (void*)FALSE); } void CRenderer::RenderRoads(void) { int i; CTreadable *t; RwRenderStateSet(rwRENDERSTATEFOGENABLE, (void*)TRUE); DeActivateDirectional(); SetAmbientColours(); ThePaths.m_pathNodes[-1].group = 6; for(i = 0; i < ms_nNoOfVisibleEntities; i++){ t = (CTreadable*)ms_aVisibleEntityPtrs[i]; if(t->IsBuilding() && t->GetIsATreadable()){ #ifndef MASTER if(gbShowCarRoadGroups || gbShowPedRoadGroups){ int ind = 0; if(gbShowCarRoadGroups) ind += ThePaths.m_pathNodes[t->m_nodeIndices[PATH_CAR][0]].group; if(gbShowPedRoadGroups) ind += ThePaths.m_pathNodes[t->m_nodeIndices[PATH_PED][0]].group; SetAmbientColoursToIndicateRoadGroup(ind); } #endif RenderOneRoad(t); #ifndef MASTER if(gbShowCarRoadGroups || gbShowPedRoadGroups) ReSetAmbientAndDirectionalColours(); #endif } } } void CRenderer::RenderEverythingBarRoads(void) { int i; CEntity *e; CVector dist; EntityInfo ei; gSortedVehiclesAndPeds.Clear(); for(i = 0; i < ms_nNoOfVisibleEntities; i++){ e = ms_aVisibleEntityPtrs[i]; if(e->IsBuilding() && ((CBuilding*)e)->GetIsATreadable()) continue; if(e->IsVehicle() || e->IsPed() && CVisibilityPlugins::GetClumpAlpha((RpClump*)e->m_rwObject) != 255){ if(e->IsVehicle() && ((CVehicle*)e)->IsBoat()){ ei.ent = e; dist = ms_vecCameraPosition - e->GetPosition(); ei.sort = dist.MagnitudeSqr(); gSortedVehiclesAndPeds.InsertSorted(ei); }else{ dist = ms_vecCameraPosition - e->GetPosition(); if(!CVisibilityPlugins::InsertEntityIntoSortedList(e, dist.Magnitude())){ printf("Ran out of space in alpha entity list"); RenderOneNonRoad(e); } } }else RenderOneNonRoad(e); } } void CRenderer::RenderVehiclesButNotBoats(void) { // This function doesn't do anything // because only boats are inserted into the list CLink *node; for(node = gSortedVehiclesAndPeds.tail.prev; node != &gSortedVehiclesAndPeds.head; node = node->prev){ // only boats in this list CVehicle *v = (CVehicle*)node->item.ent; if(!v->IsBoat()) RenderOneNonRoad(v); } } void CRenderer::RenderBoats(void) { CLink *node; for(node = gSortedVehiclesAndPeds.tail.prev; node != &gSortedVehiclesAndPeds.head; node = node->prev){ // only boats in this list CVehicle *v = (CVehicle*)node->item.ent; if(v->IsBoat()) RenderOneNonRoad(v); } } void CRenderer::RenderFadingInEntities(void) { RwRenderStateSet(rwRENDERSTATEFOGENABLE, (void*)TRUE); DeActivateDirectional(); SetAmbientColours(); CVisibilityPlugins::RenderFadingEntities(); } void CRenderer::RenderCollisionLines(void) { int i; // game doesn't draw fading in entities // this should probably be fixed for(i = 0; i < ms_nNoOfVisibleEntities; i++){ CEntity *e = ms_aVisibleEntityPtrs[i]; if(Abs(e->GetPosition().x - ms_vecCameraPosition.x) < 100.0f && Abs(e->GetPosition().y - ms_vecCameraPosition.y) < 100.0f) CCollision::DrawColModel(e->GetMatrix(), *e->GetColModel()); } } enum Visbility { VIS_INVISIBLE, VIS_VISIBLE, VIS_OFFSCREEN, VIS_STREAMME }; #define LOD_DISTANCE 300.0f #define FADE_DISTANCE 20.0f #define STREAM_DISTANCE 30.0f // Time Objects can be time culled if // other == -1 || CModelInfo::GetModelInfo(other)->GetRwObject() // i.e. we have to draw even at the wrong time if // other != -1 && CModelInfo::GetModelInfo(other)->GetRwObject() == nil #define OTHERUNAVAILABLE (other != -1 && CModelInfo::GetModelInfo(other)->GetRwObject() == nil) #define CANTIMECULL (!OTHERUNAVAILABLE) int32 CRenderer::SetupEntityVisibility(CEntity *ent) { CSimpleModelInfo *mi = (CSimpleModelInfo*)CModelInfo::GetModelInfo(ent->m_modelIndex); CTimeModelInfo *ti; int32 other; float dist; bool request = true; if(mi->m_type == MITYPE_TIME){ ti = (CTimeModelInfo*)mi; other = ti->GetOtherTimeModel(); if(CClock::GetIsTimeInRange(ti->GetTimeOn(), ti->GetTimeOff())){ // don't fade in, or between time objects if(CANTIMECULL) ti->m_alpha = 255; }else{ // Hide if possible if(CANTIMECULL) return VIS_INVISIBLE; // can't cull, so we'll try to draw this one, but don't request // it since what we really want is the other one. request = false; } }else{ if(mi->m_type != MITYPE_SIMPLE){ if(FindPlayerVehicle() == ent && TheCamera.Cams[TheCamera.ActiveCam].Mode == CCam::MODE_1STPERSON){ // Player's vehicle in first person mode if(TheCamera.Cams[TheCamera.ActiveCam].DirectionWasLooking == LOOKING_FORWARD || ent->GetModelIndex() == MI_RHINO || ent->GetModelIndex() == MI_COACH || TheCamera.m_bInATunnelAndABigVehicle){ ent->bNoBrightHeadLights = true; }else{ m_pFirstPersonVehicle = (CVehicle*)ent; ent->bNoBrightHeadLights = false; } return VIS_OFFSCREEN; }else{ // All sorts of Clumps if(ent->m_rwObject == nil || !ent->bIsVisible) return VIS_INVISIBLE; if(!ent->GetIsOnScreen()) return VIS_OFFSCREEN; if(ent->bDrawLast){ dist = (ent->GetPosition() - ms_vecCameraPosition).Magnitude(); CVisibilityPlugins::InsertEntityIntoSortedList(ent, dist); ent->bDistanceFade = false; return VIS_INVISIBLE; }else return VIS_VISIBLE; } return VIS_INVISIBLE; } if(ent->m_type == ENTITY_TYPE_OBJECT && ((CObject*)ent)->ObjectCreatedBy == TEMP_OBJECT){ if(ent->m_rwObject == nil || !ent->bIsVisible) return VIS_INVISIBLE; return ent->GetIsOnScreen() ? VIS_VISIBLE : VIS_OFFSCREEN; } } // Simple ModelInfo dist = (ent->GetPosition() - ms_vecCameraPosition).Magnitude(); // This can only happen with multi-atomic models (e.g. railtracks) // but why do we bump up the distance? can only be fading... if(LOD_DISTANCE + STREAM_DISTANCE < dist && dist < mi->GetLargestLodDistance()) dist = mi->GetLargestLodDistance(); if(ent->m_type == ENTITY_TYPE_OBJECT && ent->bRenderDamaged) mi->m_isDamaged = true; RpAtomic *a = mi->GetAtomicFromDistance(dist); if(a){ mi->m_isDamaged = 0; if(ent->m_rwObject == nil) ent->CreateRwObject(); assert(ent->m_rwObject); RpAtomic *rwobj = (RpAtomic*)ent->m_rwObject; // Make sure our atomic uses the right geometry and not // that of an atomic for another draw distance. if(RpAtomicGetGeometry(a) != RpAtomicGetGeometry(rwobj)) RpAtomicSetGeometry(rwobj, RpAtomicGetGeometry(a), rpATOMICSAMEBOUNDINGSPHERE); // originally 5 (mistake?) mi->IncreaseAlpha(); if(ent->m_rwObject == nil || !ent->bIsVisible) return VIS_INVISIBLE; if(!ent->GetIsOnScreen()){ mi->m_alpha = 255; return VIS_OFFSCREEN; } if(mi->m_alpha != 255){ CVisibilityPlugins::InsertEntityIntoSortedList(ent, dist); ent->bDistanceFade = true; return VIS_INVISIBLE; } if(mi->m_drawLast || ent->bDrawLast){ CVisibilityPlugins::InsertEntityIntoSortedList(ent, dist); ent->bDistanceFade = false; return VIS_INVISIBLE; } return VIS_VISIBLE; } // Object is not loaded, figure out what to do if(mi->m_noFade){ mi->m_isDamaged = false; // request model if(dist - STREAM_DISTANCE < mi->GetLargestLodDistance() && request) return VIS_STREAMME; return VIS_INVISIBLE; } // We might be fading a = mi->GetAtomicFromDistance(dist - FADE_DISTANCE); mi->m_isDamaged = false; if(a == nil){ // request model if(dist - FADE_DISTANCE - STREAM_DISTANCE < mi->GetLargestLodDistance() && request) return VIS_STREAMME; return VIS_INVISIBLE; } if(ent->m_rwObject == nil) ent->CreateRwObject(); assert(ent->m_rwObject); RpAtomic *rwobj = (RpAtomic*)ent->m_rwObject; if(RpAtomicGetGeometry(a) != RpAtomicGetGeometry(rwobj)) RpAtomicSetGeometry(rwobj, RpAtomicGetGeometry(a), rpATOMICSAMEBOUNDINGSPHERE); // originally 5 (mistake?) mi->IncreaseAlpha(); if(ent->m_rwObject == nil || !ent->bIsVisible) return VIS_INVISIBLE; if(!ent->GetIsOnScreen()){ mi->m_alpha = 255; return VIS_OFFSCREEN; }else{ CVisibilityPlugins::InsertEntityIntoSortedList(ent, dist); ent->bDistanceFade = true; return VIS_OFFSCREEN; // Why this? } } int32 CRenderer::SetupBigBuildingVisibility(CEntity *ent) { CSimpleModelInfo *mi = (CSimpleModelInfo*)CModelInfo::GetModelInfo(ent->m_modelIndex); CTimeModelInfo *ti; int32 other; if(mi->m_type == MITYPE_TIME){ ti = (CTimeModelInfo*)mi; other = ti->GetOtherTimeModel(); // Hide objects not in time range if possible if(CANTIMECULL) if(!CClock::GetIsTimeInRange(ti->GetTimeOn(), ti->GetTimeOff())) return 0; // Draw like normal }else if(mi->m_type == MITYPE_VEHICLE) return ent->IsVisible(); float dist = (ms_vecCameraPosition-ent->GetPosition()).Magnitude(); CSimpleModelInfo *nonLOD = mi->GetRelatedModel(); // Find out whether to draw below near distance. // This is only the case if there is a non-LOD which is either not // loaded or not completely faded in yet. if(dist < mi->GetNearDistance() && dist < LOD_DISTANCE + STREAM_DISTANCE){ // No non-LOD or non-LOD is completely visible. if(nonLOD == nil || nonLOD->GetRwObject() && nonLOD->m_alpha == 255) return 0; // But if it is a time object, we'd rather draw the wrong // non-LOD than the right LOD. if(nonLOD->m_type == MITYPE_TIME){ ti = (CTimeModelInfo*)nonLOD; other = ti->GetOtherTimeModel(); if(other != -1 && CModelInfo::GetModelInfo(other)->GetRwObject()) return 0; } } RpAtomic *a = mi->GetAtomicFromDistance(dist); if(a){ if(ent->m_rwObject == nil) ent->CreateRwObject(); assert(ent->m_rwObject); RpAtomic *rwobj = (RpAtomic*)ent->m_rwObject; // Make sure our atomic uses the right geometry and not // that of an atomic for another draw distance. if(RpAtomicGetGeometry(a) != RpAtomicGetGeometry(rwobj)) RpAtomicSetGeometry(rwobj, RpAtomicGetGeometry(a), rpATOMICSAMEBOUNDINGSPHERE); // originally 5 (mistake?) if(!ent->IsVisibleComplex()) return 0; if(mi->m_drawLast){ CVisibilityPlugins::InsertEntityIntoSortedList(ent, dist); ent->bDistanceFade = 0; return 0; } return 1; } if(mi->m_noFade){ ent->DeleteRwObject(); return 0; } // get faded atomic a = mi->GetAtomicFromDistance(dist - FADE_DISTANCE); if(a == nil){ ent->DeleteRwObject(); return 0; } // Fade... if(ent->m_rwObject == nil) ent->CreateRwObject(); assert(ent->m_rwObject); RpAtomic *rwobj = (RpAtomic*)ent->m_rwObject; if(RpAtomicGetGeometry(a) != RpAtomicGetGeometry(rwobj)) RpAtomicSetGeometry(rwobj, RpAtomicGetGeometry(a), rpATOMICSAMEBOUNDINGSPHERE); // originally 5 (mistake?) if(ent->IsVisibleComplex()) CVisibilityPlugins::InsertEntityIntoSortedList(ent, dist); return 0; } void CRenderer::ConstructRenderList(void) { ms_nNoOfVisibleEntities = 0; ms_nNoOfInVisibleEntities = 0; ms_vecCameraPosition = TheCamera.GetPosition(); // TODO: blocked ranges, but unused ScanWorld(); } void LimitFrustumVector(CVector &vec1, const CVector &vec2, float l) { float f; f = (l - vec2.z) / (vec1.z - vec2.z); vec1.x = f*(vec1.x - vec2.x) + vec2.x; vec1.y = f*(vec1.y - vec2.y) + vec2.y; vec1.z = f*(vec1.z - vec2.z) + vec2.z; } enum Corners { CORNER_CAM = 0, CORNER_FAR_TOPLEFT, CORNER_FAR_TOPRIGHT, CORNER_FAR_BOTRIGHT, CORNER_FAR_BOTLEFT, CORNER_LOD_LEFT, CORNER_LOD_RIGHT, CORNER_PRIO_LEFT, CORNER_PRIO_RIGHT, }; void CRenderer::ScanWorld(void) { float f = RwCameraGetFarClipPlane(TheCamera.m_pRwCamera); RwV2d vw = *RwCameraGetViewWindow(TheCamera.m_pRwCamera); CVector vectors[9]; RwMatrix *cammatrix; RwV2d poly[3]; memset(vectors, 0, sizeof(vectors)); vectors[CORNER_FAR_TOPLEFT].x = -vw.x * f; vectors[CORNER_FAR_TOPLEFT].y = vw.y * f; vectors[CORNER_FAR_TOPLEFT].z = f; vectors[CORNER_FAR_TOPRIGHT].x = vw.x * f; vectors[CORNER_FAR_TOPRIGHT].y = vw.y * f; vectors[CORNER_FAR_TOPRIGHT].z = f; vectors[CORNER_FAR_BOTRIGHT].x = vw.x * f; vectors[CORNER_FAR_BOTRIGHT].y = -vw.y * f; vectors[CORNER_FAR_BOTRIGHT].z = f; vectors[CORNER_FAR_BOTLEFT].x = -vw.x * f; vectors[CORNER_FAR_BOTLEFT].y = -vw.y * f; vectors[CORNER_FAR_BOTLEFT].z = f; cammatrix = RwFrameGetMatrix(RwCameraGetFrame(TheCamera.m_pRwCamera)); m_pFirstPersonVehicle = nil; CVisibilityPlugins::InitAlphaEntityList(); CWorld::AdvanceCurrentScanCode(); if(cammatrix->at.z > 0.0f){ // looking up, bottom corners are further away vectors[CORNER_LOD_LEFT] = vectors[CORNER_FAR_BOTLEFT] * LOD_DISTANCE/f; vectors[CORNER_LOD_RIGHT] = vectors[CORNER_FAR_BOTRIGHT] * LOD_DISTANCE/f; }else{ // looking down, top corners are further away vectors[CORNER_LOD_LEFT] = vectors[CORNER_FAR_TOPLEFT] * LOD_DISTANCE/f; vectors[CORNER_LOD_RIGHT] = vectors[CORNER_FAR_TOPRIGHT] * LOD_DISTANCE/f; } vectors[CORNER_PRIO_LEFT].x = vectors[CORNER_LOD_LEFT].x * 0.2f; vectors[CORNER_PRIO_LEFT].y = vectors[CORNER_LOD_LEFT].y * 0.2f; vectors[CORNER_PRIO_LEFT].z = vectors[CORNER_LOD_LEFT].z; vectors[CORNER_PRIO_RIGHT].x = vectors[CORNER_LOD_RIGHT].x * 0.2f; vectors[CORNER_PRIO_RIGHT].y = vectors[CORNER_LOD_RIGHT].y * 0.2f; vectors[CORNER_PRIO_RIGHT].z = vectors[CORNER_LOD_RIGHT].z; RwV3dTransformPoints((RwV3d*)vectors, (RwV3d*)vectors, 9, cammatrix); m_loadingPriority = false; if(TheCamera.Cams[TheCamera.ActiveCam].Mode == CCam::MODE_TOPDOWN || #ifdef FIX_BUGS TheCamera.Cams[TheCamera.ActiveCam].Mode == CCam::MODE_GTACLASSIC || #endif TheCamera.Cams[TheCamera.ActiveCam].Mode == CCam::MODE_TOP_DOWN_PED){ CRect rect; int x1, x2, y1, y2; LimitFrustumVector(vectors[CORNER_FAR_TOPLEFT], vectors[CORNER_CAM], -100.0f); rect.ContainPoint(vectors[CORNER_FAR_TOPLEFT]); LimitFrustumVector(vectors[CORNER_FAR_TOPRIGHT], vectors[CORNER_CAM], -100.0f); rect.ContainPoint(vectors[CORNER_FAR_TOPRIGHT]); LimitFrustumVector(vectors[CORNER_FAR_BOTRIGHT], vectors[CORNER_CAM], -100.0f); rect.ContainPoint(vectors[CORNER_FAR_BOTRIGHT]); LimitFrustumVector(vectors[CORNER_FAR_BOTLEFT], vectors[CORNER_CAM], -100.0f); rect.ContainPoint(vectors[CORNER_FAR_BOTLEFT]); x1 = CWorld::GetSectorIndexX(rect.left); if(x1 < 0) x1 = 0; x2 = CWorld::GetSectorIndexX(rect.right); if(x2 >= NUMSECTORS_X-1) x2 = NUMSECTORS_X-1; y1 = CWorld::GetSectorIndexY(rect.top); if(y1 < 0) y1 = 0; y2 = CWorld::GetSectorIndexY(rect.bottom); if(y2 >= NUMSECTORS_Y-1) y2 = NUMSECTORS_Y-1; for(; x1 <= x2; x1++) for(int y = y1; y <= y2; y++) ScanSectorList(CWorld::GetSector(x1, y)->m_lists); }else{ CVehicle *train = FindPlayerTrain(); if(train && train->GetPosition().z < 0.0f){ poly[0].x = CWorld::GetSectorX(vectors[CORNER_CAM].x); poly[0].y = CWorld::GetSectorY(vectors[CORNER_CAM].y); poly[1].x = CWorld::GetSectorX(vectors[CORNER_LOD_LEFT].x); poly[1].y = CWorld::GetSectorY(vectors[CORNER_LOD_LEFT].y); poly[2].x = CWorld::GetSectorX(vectors[CORNER_LOD_RIGHT].x); poly[2].y = CWorld::GetSectorY(vectors[CORNER_LOD_RIGHT].y); ScanSectorPoly(poly, 3, ScanSectorList_Subway); }else{ if(f <= LOD_DISTANCE){ poly[0].x = CWorld::GetSectorX(vectors[CORNER_CAM].x); poly[0].y = CWorld::GetSectorY(vectors[CORNER_CAM].y); poly[1].x = CWorld::GetSectorX(vectors[CORNER_FAR_TOPLEFT].x); poly[1].y = CWorld::GetSectorY(vectors[CORNER_FAR_TOPLEFT].y); poly[2].x = CWorld::GetSectorX(vectors[CORNER_FAR_TOPRIGHT].x); poly[2].y = CWorld::GetSectorY(vectors[CORNER_FAR_TOPRIGHT].y); }else{ // priority poly[0].x = CWorld::GetSectorX(vectors[CORNER_CAM].x); poly[0].y = CWorld::GetSectorY(vectors[CORNER_CAM].y); poly[1].x = CWorld::GetSectorX(vectors[CORNER_PRIO_LEFT].x); poly[1].y = CWorld::GetSectorY(vectors[CORNER_PRIO_LEFT].y); poly[2].x = CWorld::GetSectorX(vectors[CORNER_PRIO_RIGHT].x); poly[2].y = CWorld::GetSectorY(vectors[CORNER_PRIO_RIGHT].y); ScanSectorPoly(poly, 3, ScanSectorList_Priority); // below LOD poly[0].x = CWorld::GetSectorX(vectors[CORNER_CAM].x); poly[0].y = CWorld::GetSectorY(vectors[CORNER_CAM].y); poly[1].x = CWorld::GetSectorX(vectors[CORNER_LOD_LEFT].x); poly[1].y = CWorld::GetSectorY(vectors[CORNER_LOD_LEFT].y); poly[2].x = CWorld::GetSectorX(vectors[CORNER_LOD_RIGHT].x); poly[2].y = CWorld::GetSectorY(vectors[CORNER_LOD_RIGHT].y); } ScanSectorPoly(poly, 3, ScanSectorList); ScanBigBuildingList(CWorld::GetBigBuildingList(CCollision::ms_collisionInMemory)); ScanBigBuildingList(CWorld::GetBigBuildingList(LEVEL_NONE)); } } } void CRenderer::RequestObjectsInFrustum(void) { float f = RwCameraGetFarClipPlane(TheCamera.m_pRwCamera); RwV2d vw = *RwCameraGetViewWindow(TheCamera.m_pRwCamera); CVector vectors[9]; RwMatrix *cammatrix; RwV2d poly[3]; memset(vectors, 0, sizeof(vectors)); vectors[CORNER_FAR_TOPLEFT].x = -vw.x * f; vectors[CORNER_FAR_TOPLEFT].y = vw.y * f; vectors[CORNER_FAR_TOPLEFT].z = f; vectors[CORNER_FAR_TOPRIGHT].x = vw.x * f; vectors[CORNER_FAR_TOPRIGHT].y = vw.y * f; vectors[CORNER_FAR_TOPRIGHT].z = f; vectors[CORNER_FAR_BOTRIGHT].x = vw.x * f; vectors[CORNER_FAR_BOTRIGHT].y = -vw.y * f; vectors[CORNER_FAR_BOTRIGHT].z = f; vectors[CORNER_FAR_BOTLEFT].x = -vw.x * f; vectors[CORNER_FAR_BOTLEFT].y = -vw.y * f; vectors[CORNER_FAR_BOTLEFT].z = f; cammatrix = RwFrameGetMatrix(RwCameraGetFrame(TheCamera.m_pRwCamera)); CWorld::AdvanceCurrentScanCode(); if(cammatrix->at.z > 0.0f){ // looking up, bottom corners are further away vectors[CORNER_LOD_LEFT] = vectors[CORNER_FAR_BOTLEFT] * LOD_DISTANCE/f; vectors[CORNER_LOD_RIGHT] = vectors[CORNER_FAR_BOTRIGHT] * LOD_DISTANCE/f; }else{ // looking down, top corners are further away vectors[CORNER_LOD_LEFT] = vectors[CORNER_FAR_TOPLEFT] * LOD_DISTANCE/f; vectors[CORNER_LOD_RIGHT] = vectors[CORNER_FAR_TOPRIGHT] * LOD_DISTANCE/f; } vectors[CORNER_PRIO_LEFT].x = vectors[CORNER_LOD_LEFT].x * 0.2f; vectors[CORNER_PRIO_LEFT].y = vectors[CORNER_LOD_LEFT].y * 0.2f; vectors[CORNER_PRIO_LEFT].z = vectors[CORNER_LOD_LEFT].z; vectors[CORNER_PRIO_RIGHT].x = vectors[CORNER_LOD_RIGHT].x * 0.2f; vectors[CORNER_PRIO_RIGHT].y = vectors[CORNER_LOD_RIGHT].y * 0.2f; vectors[CORNER_PRIO_RIGHT].z = vectors[CORNER_LOD_RIGHT].z; RwV3dTransformPoints((RwV3d*)vectors, (RwV3d*)vectors, 9, cammatrix); if(TheCamera.Cams[TheCamera.ActiveCam].Mode == CCam::MODE_TOPDOWN || #ifdef FIX_BUGS TheCamera.Cams[TheCamera.ActiveCam].Mode == CCam::MODE_GTACLASSIC || #endif TheCamera.Cams[TheCamera.ActiveCam].Mode == CCam::MODE_TOP_DOWN_PED){ CRect rect; int x1, x2, y1, y2; LimitFrustumVector(vectors[CORNER_FAR_TOPLEFT], vectors[CORNER_CAM], -100.0f); rect.ContainPoint(vectors[CORNER_FAR_TOPLEFT]); LimitFrustumVector(vectors[CORNER_FAR_TOPRIGHT], vectors[CORNER_CAM], -100.0f); rect.ContainPoint(vectors[CORNER_FAR_TOPRIGHT]); LimitFrustumVector(vectors[CORNER_FAR_BOTRIGHT], vectors[CORNER_CAM], -100.0f); rect.ContainPoint(vectors[CORNER_FAR_BOTRIGHT]); LimitFrustumVector(vectors[CORNER_FAR_BOTLEFT], vectors[CORNER_CAM], -100.0f); rect.ContainPoint(vectors[CORNER_FAR_BOTLEFT]); x1 = CWorld::GetSectorIndexX(rect.left); if(x1 < 0) x1 = 0; x2 = CWorld::GetSectorIndexX(rect.right); if(x2 >= NUMSECTORS_X-1) x2 = NUMSECTORS_X-1; y1 = CWorld::GetSectorIndexY(rect.top); if(y1 < 0) y1 = 0; y2 = CWorld::GetSectorIndexY(rect.bottom); if(y2 >= NUMSECTORS_Y-1) y2 = NUMSECTORS_Y-1; for(; x1 <= x2; x1++) for(int y = y1; y <= y2; y++) ScanSectorList_RequestModels(CWorld::GetSector(x1, y)->m_lists); }else{ poly[0].x = CWorld::GetSectorX(vectors[CORNER_CAM].x); poly[0].y = CWorld::GetSectorY(vectors[CORNER_CAM].y); poly[1].x = CWorld::GetSectorX(vectors[CORNER_LOD_LEFT].x); poly[1].y = CWorld::GetSectorY(vectors[CORNER_LOD_LEFT].y); poly[2].x = CWorld::GetSectorX(vectors[CORNER_LOD_RIGHT].x); poly[2].y = CWorld::GetSectorY(vectors[CORNER_LOD_RIGHT].y); ScanSectorPoly(poly, 3, ScanSectorList_RequestModels); } } float CalcNewDelta(RwV2d *a, RwV2d *b) { return (b->x - a->x) / (b->y - a->y); } void CRenderer::ScanSectorPoly(RwV2d *poly, int32 numVertices, void (*scanfunc)(CPtrList *)) { float miny, maxy; int y, yend; int x, xstart, xend; int i; int a1, a2, b1, b2; float deltaA, deltaB; float xA, xB; miny = poly[0].y; maxy = poly[0].y; a2 = 0; xstart = 9999; xend = -9999; for(i = 1; i < numVertices; i++){ if(poly[i].y > maxy) maxy = poly[i].y; if(poly[i].y < miny){ miny = poly[i].y; a2 = i; } } y = miny; yend = maxy; // Go left in poly to find first edge b b2 = a2; for(i = 0; i < numVertices; i++){ b1 = b2--; if(b2 < 0) b2 = numVertices-1; if(poly[b1].x < xstart) xstart = poly[b1].x; if((int)poly[b1].y != (int)poly[b2].y) break; } // Go right to find first edge a for(i = 0; i < numVertices; i++){ a1 = a2++; if(a2 == numVertices) a2 = 0; if(poly[a1].x > xend) xend = poly[a1].x; if((int)poly[a1].y != (int)poly[a2].y) break; } // prestep x1 and x2 to next integer y deltaA = CalcNewDelta(&poly[a1], &poly[a2]); xA = deltaA * (ceilf(poly[a1].y) - poly[a1].y) + poly[a1].x; deltaB = CalcNewDelta(&poly[b1], &poly[b2]); xB = deltaB * (ceilf(poly[b1].y) - poly[b1].y) + poly[b1].x; if(y != yend){ if(deltaB < 0.0f && (int)xB < xstart) xstart = xB; if(deltaA >= 0.0f && (int)xA > xend) xend = xA; } while(y <= yend && y < NUMSECTORS_Y){ // scan one x-line if(y >= 0 && xstart < NUMSECTORS_X) for(x = xstart; x <= xend; x++) if(x >= 0 && x != NUMSECTORS_X) scanfunc(CWorld::GetSector(x, y)->m_lists); // advance one scan line y++; xA += deltaA; xB += deltaB; // update left side if(y == (int)poly[b2].y){ // reached end of edge if(y == yend){ if(deltaB < 0.0f){ do{ xstart = poly[b2--].x; if(b2 < 0) b2 = numVertices-1; }while(xstart > (int)poly[b2].x); }else xstart = xB - deltaB; }else{ // switch edges if(deltaB < 0.0f) xstart = poly[b2].x; else xstart = xB - deltaB; do{ b1 = b2--; if(b2 < 0) b2 = numVertices-1; if((int)poly[b1].x < xstart) xstart = poly[b1].x; }while(y == (int)poly[b2].y); deltaB = CalcNewDelta(&poly[b1], &poly[b2]); xB = deltaB * (ceilf(poly[b1].y) - poly[b1].y) + poly[b1].x; if(deltaB < 0.0f && (int)xB < xstart) xstart = xB; } }else{ if(deltaB < 0.0f) xstart = xB; else xstart = xB - deltaB; } // update right side if(y == (int)poly[a2].y){ // reached end of edge if(y == yend){ if(deltaA < 0.0f) xend = xA - deltaA; else{ do{ xend = poly[a2++].x; if(a2 == numVertices) a2 = 0; }while(xend < (int)poly[a2].x); } }else{ // switch edges if(deltaA < 0.0f) xend = xA - deltaA; else xend = poly[a2].x; do{ a1 = a2++; if(a2 == numVertices) a2 = 0; if((int)poly[a1].x > xend) xend = poly[a1].x; }while(y == (int)poly[a2].y); deltaA = CalcNewDelta(&poly[a1], &poly[a2]); xA = deltaA * (ceilf(poly[a1].y) - poly[a1].y) + poly[a1].x; if(deltaA >= 0.0f && (int)xA > xend) xend = xA; } }else{ if(deltaA < 0.0f) xend = xA - deltaA; else xend = xA; } } } void CRenderer::ScanBigBuildingList(CPtrList &list) { CPtrNode *node; CEntity *ent; for(node = list.first; node; node = node->next){ ent = (CEntity*)node->item; if(!ent->bZoneCulled && SetupBigBuildingVisibility(ent) == 1) ms_aVisibleEntityPtrs[ms_nNoOfVisibleEntities++] = ent; } } void CRenderer::ScanSectorList(CPtrList *lists) { CPtrNode *node; CPtrList *list; CEntity *ent; int i; float dx, dy; for(i = 0; i < NUMSECTORENTITYLISTS; i++){ list = &lists[i]; for(node = list->first; node; node = node->next){ ent = (CEntity*)node->item; if(ent->m_scanCode == CWorld::GetCurrentScanCode()) continue; // already seen ent->m_scanCode = CWorld::GetCurrentScanCode(); if(IsEntityCullZoneVisible(ent)) switch(SetupEntityVisibility(ent)){ case VIS_VISIBLE: ms_aVisibleEntityPtrs[ms_nNoOfVisibleEntities++] = ent; break; case VIS_INVISIBLE: if(!IsGlass(ent->GetModelIndex())) break; // fall through case VIS_OFFSCREEN: dx = ms_vecCameraPosition.x - ent->GetPosition().x; dy = ms_vecCameraPosition.y - ent->GetPosition().y; if(dx > -65.0f && dx < 65.0f && dy > -65.0f && dy < 65.0f && ms_nNoOfInVisibleEntities < NUMINVISIBLEENTITIES - 1) ms_aInVisibleEntityPtrs[ms_nNoOfInVisibleEntities++] = ent; break; case VIS_STREAMME: if(!CStreaming::ms_disableStreaming) if(!m_loadingPriority || CStreaming::ms_numModelsRequested < 10) CStreaming::RequestModel(ent->GetModelIndex(), 0); break; } else if(ent->IsBuilding() && ((CBuilding*)ent)->GetIsATreadable()){ if(!CStreaming::ms_disableStreaming) if(SetupEntityVisibility(ent) == VIS_STREAMME) if(!m_loadingPriority || CStreaming::ms_numModelsRequested < 10) CStreaming::RequestModel(ent->GetModelIndex(), 0); } } } } void CRenderer::ScanSectorList_Priority(CPtrList *lists) { CPtrNode *node; CPtrList *list; CEntity *ent; int i; float dx, dy; for(i = 0; i < NUMSECTORENTITYLISTS; i++){ list = &lists[i]; for(node = list->first; node; node = node->next){ ent = (CEntity*)node->item; if(ent->m_scanCode == CWorld::GetCurrentScanCode()) continue; // already seen ent->m_scanCode = CWorld::GetCurrentScanCode(); if(IsEntityCullZoneVisible(ent)) switch(SetupEntityVisibility(ent)){ case VIS_VISIBLE: ms_aVisibleEntityPtrs[ms_nNoOfVisibleEntities++] = ent; break; case VIS_INVISIBLE: if(!IsGlass(ent->GetModelIndex())) break; // fall through case VIS_OFFSCREEN: dx = ms_vecCameraPosition.x - ent->GetPosition().x; dy = ms_vecCameraPosition.y - ent->GetPosition().y; if(dx > -65.0f && dx < 65.0f && dy > -65.0f && dy < 65.0f && ms_nNoOfInVisibleEntities < NUMINVISIBLEENTITIES - 1) ms_aInVisibleEntityPtrs[ms_nNoOfInVisibleEntities++] = ent; break; case VIS_STREAMME: if(!CStreaming::ms_disableStreaming){ CStreaming::RequestModel(ent->GetModelIndex(), 0); if(CStreaming::ms_aInfoForModel[ent->GetModelIndex()].m_loadState != STREAMSTATE_LOADED) m_loadingPriority = true; } break; } else if(ent->IsBuilding() && ((CBuilding*)ent)->GetIsATreadable()){ if(!CStreaming::ms_disableStreaming) if(SetupEntityVisibility(ent) == VIS_STREAMME) CStreaming::RequestModel(ent->GetModelIndex(), 0); } } } } void CRenderer::ScanSectorList_Subway(CPtrList *lists) { CPtrNode *node; CPtrList *list; CEntity *ent; int i; float dx, dy; for(i = 0; i < NUMSECTORENTITYLISTS; i++){ list = &lists[i]; for(node = list->first; node; node = node->next){ ent = (CEntity*)node->item; if(ent->m_scanCode == CWorld::GetCurrentScanCode()) continue; // already seen ent->m_scanCode = CWorld::GetCurrentScanCode(); switch(SetupEntityVisibility(ent)){ case VIS_VISIBLE: ms_aVisibleEntityPtrs[ms_nNoOfVisibleEntities++] = ent; break; case VIS_OFFSCREEN: dx = ms_vecCameraPosition.x - ent->GetPosition().x; dy = ms_vecCameraPosition.y - ent->GetPosition().y; if(dx > -65.0f && dx < 65.0f && dy > -65.0f && dy < 65.0f && ms_nNoOfInVisibleEntities < NUMINVISIBLEENTITIES - 1) ms_aInVisibleEntityPtrs[ms_nNoOfInVisibleEntities++] = ent; break; } } } } void CRenderer::ScanSectorList_RequestModels(CPtrList *lists) { CPtrNode *node; CPtrList *list; CEntity *ent; int i; for(i = 0; i < NUMSECTORENTITYLISTS; i++){ list = &lists[i]; for(node = list->first; node; node = node->next){ ent = (CEntity*)node->item; if(ent->m_scanCode == CWorld::GetCurrentScanCode()) continue; // already seen ent->m_scanCode = CWorld::GetCurrentScanCode(); if(IsEntityCullZoneVisible(ent) && ShouldModelBeStreamed(ent)) CStreaming::RequestModel(ent->GetModelIndex(), 0); } } } // Put big buildings in front // This seems pointless because the sector lists shouldn't have big buildings in the first place void CRenderer::SortBIGBuildings(void) { int x, y; for(y = 0; y < NUMSECTORS_Y; y++) for(x = 0; x < NUMSECTORS_X; x++){ SortBIGBuildingsForSectorList(&CWorld::GetSector(x, y)->m_lists[ENTITYLIST_BUILDINGS]); SortBIGBuildingsForSectorList(&CWorld::GetSector(x, y)->m_lists[ENTITYLIST_BUILDINGS_OVERLAP]); } } void CRenderer::SortBIGBuildingsForSectorList(CPtrList *list) { CPtrNode *node; CEntity *ent; for(node = list->first; node; node = node->next){ ent = (CEntity*)node->item; if(ent->bIsBIGBuilding){ list->RemoveNode(node); list->InsertNode(node); } } } bool CRenderer::ShouldModelBeStreamed(CEntity *ent) { CSimpleModelInfo *mi = (CSimpleModelInfo*)CModelInfo::GetModelInfo(ent->m_modelIndex); float dist = (ent->GetPosition() - ms_vecCameraPosition).Magnitude(); if(mi->m_noFade) return dist - STREAM_DISTANCE < mi->GetLargestLodDistance(); else return dist - FADE_DISTANCE - STREAM_DISTANCE < mi->GetLargestLodDistance(); } bool CRenderer::IsEntityCullZoneVisible(CEntity *ent) { CPed *ped; CObject *obj; if(ent->bZoneCulled) return false; switch(ent->m_type){ case ENTITY_TYPE_VEHICLE: return IsVehicleCullZoneVisible(ent); case ENTITY_TYPE_PED: ped = (CPed*)ent; if (ped->bInVehicle) { if (ped->m_pMyVehicle) return IsVehicleCullZoneVisible(ped->m_pMyVehicle); else return true; } return !(ped->m_pCurSurface && ped->m_pCurSurface->bZoneCulled2); case ENTITY_TYPE_OBJECT: obj = (CObject*)ent; if(!obj->bIsStatic) return true; return !(obj->m_pCurSurface && obj->m_pCurSurface->bZoneCulled2); } return true; } bool CRenderer::IsVehicleCullZoneVisible(CEntity *ent) { CVehicle *v = (CVehicle*)ent; switch(v->m_status) case STATUS_SIMPLE: case STATUS_PHYSICS: case STATUS_ABANDONED: case STATUS_WRECKED: return !(v->m_pCurGroundEntity && v->m_pCurGroundEntity->bZoneCulled2); return true; } void CRenderer::RemoveVehiclePedLights(CEntity *ent, bool reset) { if(ent->bRenderScorched) WorldReplaceScorchedLightsWithNormal(Scene.world); CPointLights::RemoveLightsAffectingObject(); if(reset) ReSetAmbientAndDirectionalColours(); } STARTPATCHES InjectHook(0x4A7680, CRenderer::Init, PATCH_JUMP); InjectHook(0x4A76A0, CRenderer::Shutdown, PATCH_JUMP); InjectHook(0x4A7B90, CRenderer::RenderOneRoad, PATCH_JUMP); InjectHook(0x4A7BA0, CRenderer::RenderOneNonRoad, PATCH_JUMP); InjectHook(0x4A7B20, CRenderer::RenderFirstPersonVehicle, PATCH_JUMP); InjectHook(0x4A78B0, CRenderer::RenderRoads, PATCH_JUMP); InjectHook(0x4A7930, CRenderer::RenderEverythingBarRoads, PATCH_JUMP); InjectHook(0x4A7AA0, CRenderer::RenderVehiclesButNotBoats, PATCH_JUMP); InjectHook(0x4A7AE0, CRenderer::RenderBoats, PATCH_JUMP); InjectHook(0x4A7910, CRenderer::RenderFadingInEntities, PATCH_JUMP); InjectHook(0x4A9350, CRenderer::SetupEntityVisibility, PATCH_JUMP); InjectHook(0x4A9920, CRenderer::SetupBigBuildingVisibility, PATCH_JUMP); InjectHook(0x4A76B0, CRenderer::ConstructRenderList, PATCH_JUMP); InjectHook(0x4A7840, CRenderer::PreRender, PATCH_JUMP); InjectHook(0x4A8970, CRenderer::ScanWorld, PATCH_JUMP); InjectHook(0x4AA240, CRenderer::RequestObjectsInFrustum, PATCH_JUMP); InjectHook(0x4A7F30, CRenderer::ScanSectorPoly, PATCH_JUMP); InjectHook(0x4A9300, CRenderer::ScanBigBuildingList, PATCH_JUMP); InjectHook(0x4A9BB0, CRenderer::ScanSectorList, PATCH_JUMP); InjectHook(0x4A9E30, CRenderer::ScanSectorList_Priority, PATCH_JUMP); InjectHook(0x4AA0A0, CRenderer::ScanSectorList_Subway, PATCH_JUMP); InjectHook(0x4AA1D0, CRenderer::ScanSectorList_RequestModels, PATCH_JUMP); InjectHook(0x4AA940, CRenderer::SortBIGBuildings, PATCH_JUMP); InjectHook(0x4AA990, CRenderer::SortBIGBuildingsForSectorList, PATCH_JUMP); InjectHook(0x4A9840, CRenderer::ShouldModelBeStreamed, PATCH_JUMP); InjectHook(0x4AAA00, CRenderer::IsEntityCullZoneVisible, PATCH_JUMP); InjectHook(0x4AAAA0, CRenderer::IsVehicleCullZoneVisible, PATCH_JUMP); InjectHook(0x4A7CF0, CRenderer::RemoveVehiclePedLights, PATCH_JUMP); ENDPATCHES