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-rw-r--r--src/rw/VisibilityPlugins.cpp966
1 files changed, 966 insertions, 0 deletions
diff --git a/src/rw/VisibilityPlugins.cpp b/src/rw/VisibilityPlugins.cpp
new file mode 100644
index 0000000..01db546
--- /dev/null
+++ b/src/rw/VisibilityPlugins.cpp
@@ -0,0 +1,966 @@
+#include "common.h"
+
+#include "RwHelper.h"
+#include "templates.h"
+#include "main.h"
+#include "Entity.h"
+#include "ModelInfo.h"
+#include "Lights.h"
+#include "RwHelper.h"
+#include "Renderer.h"
+#include "Camera.h"
+#include "VisibilityPlugins.h"
+#include "World.h"
+#include "custompipes.h"
+#include "MemoryHeap.h"
+
+CLinkList<CVisibilityPlugins::AlphaObjectInfo> CVisibilityPlugins::m_alphaList;
+CLinkList<CVisibilityPlugins::AlphaObjectInfo> CVisibilityPlugins::m_alphaBoatAtomicList;
+CLinkList<CVisibilityPlugins::AlphaObjectInfo> CVisibilityPlugins::m_alphaEntityList;
+CLinkList<CVisibilityPlugins::AlphaObjectInfo> CVisibilityPlugins::m_alphaUnderwaterEntityList;
+#ifdef NEW_RENDERER
+CLinkList<CVisibilityPlugins::AlphaObjectInfo> CVisibilityPlugins::m_alphaBuildingList;
+#endif
+
+int32 CVisibilityPlugins::ms_atomicPluginOffset = -1;
+int32 CVisibilityPlugins::ms_framePluginOffset = -1;
+int32 CVisibilityPlugins::ms_clumpPluginOffset = -1;
+
+RwCamera *CVisibilityPlugins::ms_pCamera;
+RwV3d *CVisibilityPlugins::ms_pCameraPosn;
+float CVisibilityPlugins::ms_cullCompsDist;
+float CVisibilityPlugins::ms_vehicleLod0Dist;
+float CVisibilityPlugins::ms_vehicleLod1Dist;
+float CVisibilityPlugins::ms_vehicleFadeDist;
+float CVisibilityPlugins::ms_bigVehicleLod0Dist;
+float CVisibilityPlugins::ms_bigVehicleLod1Dist;
+float CVisibilityPlugins::ms_pedLod1Dist;
+float CVisibilityPlugins::ms_pedFadeDist;
+
+#define RENDERCALLBACK AtomicDefaultRenderCallBack
+
+void
+CVisibilityPlugins::Initialise(void)
+{
+ m_alphaList.Init(NUMALPHALIST);
+ m_alphaList.head.item.sort = 0.0f;
+ m_alphaList.tail.item.sort = 100000000.0f;
+
+ m_alphaBoatAtomicList.Init(NUMBOATALPHALIST);
+ m_alphaBoatAtomicList.head.item.sort = 0.0f;
+ m_alphaBoatAtomicList.tail.item.sort = 100000000.0f;
+
+#ifdef ASPECT_RATIO_SCALE
+ // default 150 if not enough for bigger FOVs
+ m_alphaEntityList.Init(NUMALPHAENTITYLIST * 3);
+#else
+ m_alphaEntityList.Init(NUMALPHAENTITYLIST);
+#endif // ASPECT_RATIO_SCALE
+ m_alphaEntityList.head.item.sort = 0.0f;
+ m_alphaEntityList.tail.item.sort = 100000000.0f;
+
+ m_alphaUnderwaterEntityList.Init(NUMALPHAUNTERWATERENTITYLIST);
+ m_alphaUnderwaterEntityList.head.item.sort = 0.0f;
+ m_alphaUnderwaterEntityList.tail.item.sort = 100000000.0f;
+
+#ifdef NEW_RENDERER
+ m_alphaBuildingList.Init(NUMALPHAENTITYLIST);
+ m_alphaBuildingList.head.item.sort = 0.0f;
+ m_alphaBuildingList.tail.item.sort = 100000000.0f;
+#endif
+}
+
+void
+CVisibilityPlugins::Shutdown(void)
+{
+ m_alphaList.Shutdown();
+ m_alphaBoatAtomicList.Shutdown();
+ m_alphaEntityList.Shutdown();
+ m_alphaUnderwaterEntityList.Shutdown();
+#ifdef NEW_RENDERER
+ m_alphaBuildingList.Shutdown();
+#endif
+}
+
+void
+CVisibilityPlugins::InitAlphaEntityList(void)
+{
+ m_alphaEntityList.Clear();
+ m_alphaBoatAtomicList.Clear();
+ m_alphaUnderwaterEntityList.Clear();
+#ifdef NEW_RENDERER
+ m_alphaBuildingList.Clear();
+#endif
+}
+
+bool
+CVisibilityPlugins::InsertEntityIntoSortedList(CEntity *e, float dist)
+{
+#ifdef FIX_BUGS
+ if (!e->m_rwObject) return true;
+#endif
+
+ AlphaObjectInfo item;
+ item.entity = e;
+ item.sort = dist;
+#ifdef NEW_RENDERER
+ if(gbNewRenderer && e->IsBuilding())
+ return !!m_alphaBuildingList.InsertSorted(item);
+#endif
+ if(e->bUnderwater && m_alphaUnderwaterEntityList.InsertSorted(item))
+ return true;
+ return !!m_alphaEntityList.InsertSorted(item);
+}
+
+void
+CVisibilityPlugins::InitAlphaAtomicList(void)
+{
+ m_alphaList.Clear();
+}
+
+bool
+CVisibilityPlugins::InsertAtomicIntoSortedList(RpAtomic *a, float dist)
+{
+ AlphaObjectInfo item;
+ item.atomic = a;
+ item.sort = dist;
+ return !!m_alphaList.InsertSorted(item);
+}
+
+bool
+CVisibilityPlugins::InsertAtomicIntoBoatSortedList(RpAtomic *a, float dist)
+{
+ AlphaObjectInfo item;
+ item.atomic = a;
+ item.sort = dist;
+ return !!m_alphaBoatAtomicList.InsertSorted(item);
+}
+
+// can't increase this yet unfortunately...
+// probably have to fix fading for this so material alpha isn't overwritten
+#define VEHICLE_LODDIST_MULTIPLIER (TheCamera.GenerationDistMultiplier)
+
+void
+CVisibilityPlugins::SetRenderWareCamera(RwCamera *camera)
+{
+ ms_pCamera = camera;
+ ms_pCameraPosn = RwMatrixGetPos(RwFrameGetMatrix(RwCameraGetFrame(camera)));
+
+ if(TheCamera.Cams[TheCamera.ActiveCam].Mode == CCam::MODE_TOPDOWN ||
+ TheCamera.Cams[TheCamera.ActiveCam].Mode == CCam::MODE_TOP_DOWN_PED)
+ ms_cullCompsDist = 1000000.0f;
+ else
+ ms_cullCompsDist = sq(TheCamera.LODDistMultiplier * 20.0f);
+
+ ms_vehicleLod0Dist = sq(70.0f * VEHICLE_LODDIST_MULTIPLIER);
+ ms_vehicleLod1Dist = sq(90.0f * VEHICLE_LODDIST_MULTIPLIER);
+ ms_vehicleFadeDist = sq(100.0f * VEHICLE_LODDIST_MULTIPLIER);
+ ms_bigVehicleLod0Dist = sq(60.0f * VEHICLE_LODDIST_MULTIPLIER);
+ ms_bigVehicleLod1Dist = sq(150.0f * VEHICLE_LODDIST_MULTIPLIER);
+ ms_pedLod1Dist = sq(60.0f * TheCamera.LODDistMultiplier);
+ ms_pedFadeDist = sq(70.0f * TheCamera.LODDistMultiplier);
+}
+
+static float DistToCameraSq;
+static float PitchToCamera;
+
+void
+CVisibilityPlugins::SetupVehicleVariables(RpClump *vehicle)
+{
+ if (RwObjectGetType((RwObject*)vehicle) != rpCLUMP)
+ return;
+ DistToCameraSq = GetDistanceSquaredFromCamera(RpClumpGetFrame(vehicle));
+ RwV3d distToCam;
+ RwV3dSub(&distToCam, ms_pCameraPosn, &RwFrameGetMatrix(RpClumpGetFrame(vehicle))->pos);
+ float dist2d = Sqrt(SQR(distToCam.x) + SQR(distToCam.y));
+ PitchToCamera = Atan2(distToCam.z, dist2d);
+}
+
+RpMaterial*
+SetAlphaCB(RpMaterial *material, void *data)
+{
+ ((RwRGBA*)RpMaterialGetColor(material))->alpha = (uint8)(uintptr)data;
+ return material;
+}
+
+RpMaterial*
+SetTextureCB(RpMaterial *material, void *data)
+{
+ RpMaterialSetTexture(material, (RwTexture*)data);
+ return material;
+}
+
+void
+CVisibilityPlugins::RenderAtomicList(CLinkList<AlphaObjectInfo> &list)
+{
+ CLink<AlphaObjectInfo> *node;
+ for(node = list.tail.prev; node != &list.head; node = node->prev)
+ RENDERCALLBACK(node->item.atomic);
+}
+
+void
+CVisibilityPlugins::RenderAlphaAtomics(void)
+{
+ RenderAtomicList(m_alphaList);
+}
+
+void
+CVisibilityPlugins::RenderBoatAlphaAtomics(void)
+{
+ SetCullMode(rwCULLMODECULLNONE);
+ RenderAtomicList(m_alphaBoatAtomicList);
+ SetCullMode(rwCULLMODECULLBACK);
+}
+
+void
+CVisibilityPlugins::RenderFadingEntities(CLinkList<AlphaObjectInfo> &list)
+{
+ CLink<AlphaObjectInfo> *node;
+ CSimpleModelInfo *mi;
+ for(node = list.tail.prev; node != &list.head; node = node->prev){
+ CEntity *e = node->item.entity;
+ if(e->m_rwObject == nil)
+ continue;
+#ifdef EXTENDED_PIPELINES
+ if(CustomPipes::bRenderingEnvMap && (e->IsPed() || e->IsVehicle()))
+ continue;
+#endif
+ mi = (CSimpleModelInfo *)CModelInfo::GetModelInfo(e->GetModelIndex());
+ if(mi->GetModelType() == MITYPE_SIMPLE && mi->m_noZwrite)
+ RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, FALSE);
+
+ if(e->bDistanceFade){
+ DeActivateDirectional();
+ SetAmbientColours();
+ e->bImBeingRendered = true;
+ PUSH_RENDERGROUP(mi->GetModelName());
+ RenderFadingAtomic((RpAtomic*)e->m_rwObject, node->item.sort);
+ POP_RENDERGROUP();
+ e->bImBeingRendered = false;
+ }else
+ CRenderer::RenderOneNonRoad(e);
+
+ if(mi->GetModelType() == MITYPE_SIMPLE && mi->m_noZwrite)
+ RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)TRUE);
+ }
+}
+
+void
+CVisibilityPlugins::RenderFadingEntities(void)
+{
+ RenderFadingEntities(m_alphaEntityList);
+ RenderBoatAlphaAtomics();
+}
+
+void
+CVisibilityPlugins::RenderFadingUnderwaterEntities(void)
+{
+ RenderFadingEntities(m_alphaUnderwaterEntityList);
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderWheelAtomicCB(RpAtomic *atomic)
+{
+ RpAtomic *lodatm;
+ float len;
+ CSimpleModelInfo *mi;
+
+ mi = GetAtomicModelInfo(atomic);
+ len = Sqrt(DistToCameraSq);
+ lodatm = mi->GetAtomicFromDistance(len * TheCamera.LODDistMultiplier / VEHICLE_LODDIST_MULTIPLIER);
+ if(lodatm){
+ if(RpAtomicGetGeometry(lodatm) != RpAtomicGetGeometry(atomic))
+ RpAtomicSetGeometry(atomic, RpAtomicGetGeometry(lodatm), rpATOMICSAMEBOUNDINGSPHERE);
+ RENDERCALLBACK(atomic);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderObjNormalAtomic(RpAtomic *atomic)
+{
+ RwMatrix *m;
+ RwV3d view;
+ float len;
+
+ m = RwFrameGetLTM(RpAtomicGetFrame(atomic));
+ RwV3dSub(&view, RwMatrixGetPos(m), ms_pCameraPosn);
+ len = RwV3dLength(&view);
+ if(RwV3dDotProduct(&view, RwMatrixGetUp(m)) < -0.3f*len && len > 8.0f)
+ return atomic;
+ RENDERCALLBACK(atomic);
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderAlphaAtomic(RpAtomic *atomic, int alpha)
+{
+ RpGeometry *geo;
+ uint32 flags;
+
+ geo = RpAtomicGetGeometry(atomic);
+ flags = RpGeometryGetFlags(geo);
+ RpGeometrySetFlags(geo, flags | rpGEOMETRYMODULATEMATERIALCOLOR);
+ RpGeometryForAllMaterials(geo, SetAlphaCB, (void*)alpha);
+ RENDERCALLBACK(atomic);
+ RpGeometryForAllMaterials(geo, SetAlphaCB, (void*)255);
+ RpGeometrySetFlags(geo, flags);
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderWeaponCB(RpAtomic *atomic)
+{
+ RwMatrix *m;
+ RwV3d view;
+ float maxdist, distsq;
+ CSimpleModelInfo *mi;
+
+ mi = GetAtomicModelInfo(atomic);
+ m = RwFrameGetLTM(RpAtomicGetFrame(atomic));
+ RwV3dSub(&view, RwMatrixGetPos(m), ms_pCameraPosn);
+ maxdist = mi->GetLodDistance(0);
+ distsq = RwV3dDotProduct(&view, &view);
+ if(distsq < maxdist*maxdist)
+ RENDERCALLBACK(atomic);
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderFadingAtomic(RpAtomic *atomic, float camdist)
+{
+ RpAtomic *lodatm;
+ float fadefactor;
+ uint32 alpha;
+ CSimpleModelInfo *mi;
+
+ mi = GetAtomicModelInfo(atomic);
+ lodatm = mi->GetAtomicFromDistance(camdist - FADE_DISTANCE);
+ if(mi->m_additive)
+ RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDONE);
+
+ fadefactor = (mi->GetLargestLodDistance() - (camdist - FADE_DISTANCE))/FADE_DISTANCE;
+ if(fadefactor > 1.0f)
+ fadefactor = 1.0f;
+ alpha = mi->m_alpha * fadefactor;
+ if(alpha == 255)
+ RENDERCALLBACK(atomic);
+ else{
+ RpGeometry *geo = RpAtomicGetGeometry(lodatm);
+ uint32 flags = RpGeometryGetFlags(geo);
+ RpGeometrySetFlags(geo, flags | rpGEOMETRYMODULATEMATERIALCOLOR);
+ RpGeometryForAllMaterials(geo, SetAlphaCB, (void*)alpha);
+ if(geo != RpAtomicGetGeometry(atomic))
+ RpAtomicSetGeometry(atomic, geo, rpATOMICSAMEBOUNDINGSPHERE); // originally 5 (mistake?)
+ RENDERCALLBACK(atomic);
+ RpGeometryForAllMaterials(geo, SetAlphaCB, (void*)255);
+ RpGeometrySetFlags(geo, flags);
+ }
+
+ if(mi->m_additive)
+ RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA);
+
+ return atomic;
+}
+
+
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleHiDetailCB(RpAtomic *atomic)
+{
+ RwFrame *clumpframe;
+ float dot;
+ uint32 flags;
+
+ clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
+ if(DistToCameraSq < ms_vehicleLod0Dist){
+ flags = GetAtomicId(atomic);
+ if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f){
+ dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
+ RwFrameGetLTM(clumpframe), flags);
+ if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*DistToCameraSq < dot*dot))
+ return atomic;
+ }
+ RENDERCALLBACK(atomic);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleHiDetailAlphaCB(RpAtomic *atomic)
+{
+ RwFrame *clumpframe;
+ float dot;
+ uint32 flags;
+
+ clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
+ if(DistToCameraSq < ms_vehicleLod0Dist){
+ flags = GetAtomicId(atomic);
+ dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
+ RwFrameGetLTM(clumpframe), flags);
+ if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f)
+ if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*DistToCameraSq < dot*dot))
+ return atomic;
+
+ if(flags & ATOMIC_FLAG_DRAWLAST){
+ // sort before clump
+ if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq - 0.0001f))
+ RENDERCALLBACK(atomic);
+ }else{
+ if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq + dot))
+ RENDERCALLBACK(atomic);
+ }
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleHiDetailCB_BigVehicle(RpAtomic *atomic)
+{
+ RwFrame *clumpframe;
+ float dot;
+ uint32 flags;
+
+ clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
+ if(DistToCameraSq < ms_bigVehicleLod0Dist){
+ flags = GetAtomicId(atomic);
+ if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f){
+ dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
+ RwFrameGetLTM(clumpframe), flags);
+ if(dot > 0.0f)
+ return atomic;
+ }
+ RENDERCALLBACK(atomic);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleHiDetailAlphaCB_BigVehicle(RpAtomic *atomic)
+{
+ RwFrame *clumpframe;
+ float dot;
+ uint32 flags;
+
+ clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
+ if(DistToCameraSq < ms_bigVehicleLod0Dist){
+ flags = GetAtomicId(atomic);
+ dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
+ RwFrameGetLTM(clumpframe), flags);
+ if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f)
+ if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*DistToCameraSq < dot*dot))
+ return atomic;
+
+ if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq + dot))
+ RENDERCALLBACK(atomic);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleHiDetailCB_Boat(RpAtomic *atomic)
+{
+ if(DistToCameraSq < ms_vehicleLod0Dist)
+ RENDERCALLBACK(atomic);
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleHiDetailAlphaCB_Boat(RpAtomic *atomic)
+{
+ if(DistToCameraSq < ms_vehicleLod0Dist){
+ if(GetAtomicId(atomic) & ATOMIC_FLAG_DRAWLAST){
+ if(!InsertAtomicIntoBoatSortedList(atomic, DistToCameraSq))
+ RENDERCALLBACK(atomic);
+ }else
+ RENDERCALLBACK(atomic);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleLoDetailCB_Boat(RpAtomic *atomic)
+{
+ RpClump *clump;
+ int32 alpha;
+
+ clump = RpAtomicGetClump(atomic);
+ if(DistToCameraSq >= ms_vehicleLod0Dist){
+ alpha = GetClumpAlpha(clump);
+ if(alpha == 255)
+ RENDERCALLBACK(atomic);
+ else
+ RenderAlphaAtomic(atomic, alpha);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleLowDetailCB_BigVehicle(RpAtomic *atomic)
+{
+ RwFrame *clumpframe;
+ float dot;
+ uint32 flags;
+
+ clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
+ if(DistToCameraSq >= ms_bigVehicleLod0Dist &&
+ DistToCameraSq < ms_bigVehicleLod1Dist){
+ flags = GetAtomicId(atomic);
+ if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f){
+ dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
+ RwFrameGetLTM(clumpframe), flags);
+ if(dot > 0.0f)
+ return atomic;
+ }
+ RENDERCALLBACK(atomic);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleLowDetailAlphaCB_BigVehicle(RpAtomic *atomic)
+{
+ RwFrame *clumpframe;
+ float dot;
+ uint32 flags;
+
+ clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
+ if(DistToCameraSq >= ms_bigVehicleLod0Dist &&
+ DistToCameraSq < ms_bigVehicleLod1Dist){
+ flags = GetAtomicId(atomic);
+ dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
+ RwFrameGetLTM(clumpframe), flags);
+ if(dot > 0.0f)
+ if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f)
+ return atomic;
+
+ if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq + dot))
+ RENDERCALLBACK(atomic);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleReallyLowDetailCB(RpAtomic *atomic)
+{
+ RpClump *clump;
+ int32 alpha;
+
+ clump = RpAtomicGetClump(atomic);
+ if(DistToCameraSq >= ms_vehicleLod0Dist){
+ alpha = GetClumpAlpha(clump);
+ if(alpha == 255)
+ RENDERCALLBACK(atomic);
+ else
+ RenderAlphaAtomic(atomic, alpha);
+ }
+ return atomic;
+
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleReallyLowDetailCB_BigVehicle(RpAtomic *atomic)
+{
+ if(DistToCameraSq >= ms_bigVehicleLod1Dist)
+ RENDERCALLBACK(atomic);
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderTrainHiDetailCB(RpAtomic *atomic)
+{
+ RwFrame *clumpframe;
+ float dot;
+ uint32 flags;
+
+ clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
+ if(DistToCameraSq < ms_bigVehicleLod1Dist){
+ flags = GetAtomicId(atomic);
+ if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f){
+ dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
+ RwFrameGetLTM(clumpframe), flags);
+ if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*DistToCameraSq < dot*dot))
+ return atomic;
+ }
+ RENDERCALLBACK(atomic);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderTrainHiDetailAlphaCB(RpAtomic *atomic)
+{
+ RwFrame *clumpframe;
+ float dot;
+ uint32 flags;
+
+ clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
+ if(DistToCameraSq < ms_bigVehicleLod1Dist){
+ flags = GetAtomicId(atomic);
+ dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
+ RwFrameGetLTM(clumpframe), flags);
+ if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f)
+ if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*DistToCameraSq < dot*dot))
+ return atomic;
+
+ if(flags & ATOMIC_FLAG_DRAWLAST){
+ // sort before clump
+ if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq - 0.0001f))
+ RENDERCALLBACK(atomic);
+ }else{
+ if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq + dot))
+ RENDERCALLBACK(atomic);
+ }
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleRotorAlphaCB(RpAtomic *atomic)
+{
+ RwFrame *clumpframe;
+ float dot;
+ RwV3d cam2atm;
+
+ clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
+ if(DistToCameraSq < ms_bigVehicleLod1Dist){
+ RwV3dSub(&cam2atm, &RwFrameGetLTM(RpAtomicGetFrame(atomic))->pos, ms_pCameraPosn);
+ dot = RwV3dDotProduct(&cam2atm, &RwFrameGetLTM(clumpframe)->at);
+ if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq + dot*20.0f))
+ RENDERCALLBACK(atomic);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderVehicleTailRotorAlphaCB(RpAtomic *atomic)
+{
+ RwMatrix *clumpMat, *atmMat;
+ float dot;
+ RwV3d cam2atm;
+
+ if(DistToCameraSq < ms_bigVehicleLod0Dist){
+ atmMat = RwFrameGetLTM(RpAtomicGetFrame(atomic));
+ clumpMat = RwFrameGetLTM(RpClumpGetFrame(RpAtomicGetClump(atomic)));
+ RwV3dSub(&cam2atm, &atmMat->pos, ms_pCameraPosn);
+ dot = RwV3dDotProduct(&cam2atm, &clumpMat->up) + RwV3dDotProduct(&cam2atm, &clumpMat->right);
+ if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq - dot))
+ RENDERCALLBACK(atomic);
+ }
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderPlayerCB(RpAtomic *atomic)
+{
+ if(CWorld::Players[0].m_pSkinTexture)
+ RpGeometryForAllMaterials(RpAtomicGetGeometry(atomic), SetTextureCB, CWorld::Players[0].m_pSkinTexture);
+ RENDERCALLBACK(atomic);
+ return atomic;
+}
+
+RpAtomic*
+CVisibilityPlugins::RenderPedCB(RpAtomic *atomic)
+{
+ int32 alpha;
+ RwV3d cam2atm;
+
+ RwV3dSub(&cam2atm, &RwFrameGetLTM(RpAtomicGetFrame(atomic))->pos, ms_pCameraPosn);
+ if(RwV3dDotProduct(&cam2atm, &cam2atm) < ms_pedLod1Dist){
+ alpha = GetClumpAlpha(RpAtomicGetClump(atomic));
+ if(alpha == 255)
+ RENDERCALLBACK(atomic);
+ else
+ RenderAlphaAtomic(atomic, alpha);
+ }
+ return atomic;
+}
+
+float
+CVisibilityPlugins::GetDistanceSquaredFromCamera(RwV3d *pos)
+{
+ RwV3d dist;
+ RwV3dSub(&dist, pos, ms_pCameraPosn);
+ return RwV3dDotProduct(&dist, &dist);
+}
+
+float
+CVisibilityPlugins::GetDistanceSquaredFromCamera(RwFrame *frame)
+{
+ RwMatrix *m;
+ RwV3d dist;
+ m = RwFrameGetLTM(frame);
+ RwV3dSub(&dist, RwMatrixGetPos(m), ms_pCameraPosn);
+ return RwV3dDotProduct(&dist, &dist);
+}
+
+float
+CVisibilityPlugins::GetDotProductWithCameraVector(RwMatrix *atomicMat, RwMatrix *clumpMat, uint32 flags)
+{
+ RwV3d dist;
+ float dot, dotdoor;
+
+ // Vehicle forward is the y axis (RwMatrix.up)
+ // Vehicle right is the x axis (RwMatrix.right)
+
+ RwV3dSub(&dist, RwMatrixGetPos(atomicMat), ms_pCameraPosn);
+ // forward/backward facing
+ if(flags & (ATOMIC_FLAG_FRONT | ATOMIC_FLAG_REAR))
+ dot = RwV3dDotProduct(&dist, RwMatrixGetUp(clumpMat));
+ // left/right facing
+ else if(flags & (ATOMIC_FLAG_LEFT | ATOMIC_FLAG_RIGHT))
+ dot = RwV3dDotProduct(&dist, RwMatrixGetRight(clumpMat));
+ else
+ dot = 0.0f;
+ if(flags & (ATOMIC_FLAG_LEFT | ATOMIC_FLAG_REAR))
+ dot = -dot;
+
+ if(flags & (ATOMIC_FLAG_REARDOOR | ATOMIC_FLAG_FRONTDOOR)){
+ if(flags & ATOMIC_FLAG_REARDOOR)
+ dotdoor = -RwV3dDotProduct(&dist, RwMatrixGetUp(clumpMat));
+ else if(flags & ATOMIC_FLAG_FRONTDOOR)
+ dotdoor = RwV3dDotProduct(&dist, RwMatrixGetUp(clumpMat));
+ else
+ dotdoor = 0.0f;
+
+ if(dot < 0.0f && dotdoor < 0.0f)
+ dot += dotdoor;
+ if(dot > 0.0f && dotdoor > 0.0f)
+ dot += dotdoor;
+ }
+
+ return dot;
+}
+
+/* These are all unused */
+
+bool
+CVisibilityPlugins::DefaultVisibilityCB(RpClump *clump)
+{
+ return true;
+}
+
+bool
+CVisibilityPlugins::FrustumSphereCB(RpClump *clump)
+{
+ RwSphere sphere;
+ RwFrame *frame = RpClumpGetFrame(clump);
+
+ CClumpModelInfo *modelInfo = (CClumpModelInfo*)GetFrameHierarchyId(frame);
+ sphere.radius = modelInfo->GetColModel()->boundingSphere.radius;
+ sphere.center.x = modelInfo->GetColModel()->boundingSphere.center.x;
+ sphere.center.y = modelInfo->GetColModel()->boundingSphere.center.y;
+ sphere.center.z = modelInfo->GetColModel()->boundingSphere.center.z;
+ RwV3dTransformPoints(&sphere.center, &sphere.center, 1, RwFrameGetLTM(frame));
+ return RwCameraFrustumTestSphere(ms_pCamera, &sphere) != rwSPHEREOUTSIDE;
+}
+
+bool
+CVisibilityPlugins::VehicleVisibilityCB(RpClump *clump)
+{
+ if (GetDistanceSquaredFromCamera(RpClumpGetFrame(clump)) <= ms_vehicleLod1Dist)
+ return FrustumSphereCB(clump);
+ return false;
+}
+
+bool
+CVisibilityPlugins::VehicleVisibilityCB_BigVehicle(RpClump *clump)
+{
+ return FrustumSphereCB(clump);
+}
+
+
+
+
+//
+// RW Plugins
+//
+
+enum
+{
+ ID_VISIBILITYATOMIC = MAKECHUNKID(rwVENDORID_ROCKSTAR, 0x00),
+ ID_VISIBILITYCLUMP = MAKECHUNKID(rwVENDORID_ROCKSTAR, 0x01),
+ ID_VISIBILITYFRAME = MAKECHUNKID(rwVENDORID_ROCKSTAR, 0x02),
+};
+
+bool
+CVisibilityPlugins::PluginAttach(void)
+{
+ ms_atomicPluginOffset = RpAtomicRegisterPlugin(sizeof(AtomicExt),
+ ID_VISIBILITYATOMIC,
+ AtomicConstructor, AtomicDestructor, AtomicCopyConstructor);
+
+ ms_framePluginOffset = RwFrameRegisterPlugin(sizeof(FrameExt),
+ ID_VISIBILITYFRAME,
+ FrameConstructor, FrameDestructor, FrameCopyConstructor);
+
+ ms_clumpPluginOffset = RpClumpRegisterPlugin(sizeof(ClumpExt),
+ ID_VISIBILITYCLUMP,
+ ClumpConstructor, ClumpDestructor, ClumpCopyConstructor);
+ return ms_atomicPluginOffset != -1 && ms_clumpPluginOffset != -1;
+}
+
+#define ATOMICEXT(o) (RWPLUGINOFFSET(AtomicExt, o, ms_atomicPluginOffset))
+#define FRAMEEXT(o) (RWPLUGINOFFSET(FrameExt, o, ms_framePluginOffset))
+#define CLUMPEXT(o) (RWPLUGINOFFSET(ClumpExt, o, ms_clumpPluginOffset))
+
+//
+// Atomic
+//
+
+void*
+CVisibilityPlugins::AtomicConstructor(void *object, int32, int32)
+{
+ ATOMICEXT(object)->modelInfo = nil;
+ return object;
+}
+
+void*
+CVisibilityPlugins::AtomicDestructor(void *object, int32, int32)
+{
+ return object;
+}
+
+void*
+CVisibilityPlugins::AtomicCopyConstructor(void *dst, const void *src, int32, int32)
+{
+ *ATOMICEXT(dst) = *ATOMICEXT(src);
+ return dst;
+}
+
+void
+CVisibilityPlugins::SetAtomicModelInfo(RpAtomic *atomic,
+ CSimpleModelInfo *modelInfo)
+{
+ AtomicExt *ext = ATOMICEXT(atomic);
+ ext->modelInfo = modelInfo;
+}
+
+CSimpleModelInfo*
+CVisibilityPlugins::GetAtomicModelInfo(RpAtomic *atomic)
+{
+ return ATOMICEXT(atomic)->modelInfo;
+}
+
+void
+CVisibilityPlugins::SetAtomicFlag(RpAtomic *atomic, int f)
+{
+ ATOMICEXT(atomic)->flags |= f;
+}
+
+void
+CVisibilityPlugins::ClearAtomicFlag(RpAtomic *atomic, int f)
+{
+ ATOMICEXT(atomic)->flags &= ~f;
+}
+
+int
+CVisibilityPlugins::GetAtomicId(RpAtomic *atomic)
+{
+ return ATOMICEXT(atomic)->flags;
+}
+
+void
+CVisibilityPlugins::SetAtomicRenderCallback(RpAtomic *atomic, RpAtomicCallBackRender cb)
+{
+ if(cb == nil)
+ cb = RENDERCALLBACK; // not necessary
+ RpAtomicSetRenderCallBack(atomic, cb);
+}
+
+//
+// Frame
+//
+
+void*
+CVisibilityPlugins::FrameConstructor(void *object, int32, int32)
+{
+ FRAMEEXT(object)->id = 0;
+ return object;
+}
+
+void*
+CVisibilityPlugins::FrameDestructor(void *object, int32, int32)
+{
+ return object;
+}
+
+void*
+CVisibilityPlugins::FrameCopyConstructor(void *dst, const void *src, int32, int32)
+{
+ *FRAMEEXT(dst) = *FRAMEEXT(src);
+ return dst;
+}
+
+void
+CVisibilityPlugins::SetFrameHierarchyId(RwFrame *frame, intptr id)
+{
+ FRAMEEXT(frame)->id = id;
+}
+
+intptr
+CVisibilityPlugins::GetFrameHierarchyId(RwFrame *frame)
+{
+ return FRAMEEXT(frame)->id;
+}
+
+
+//
+// Clump
+//
+
+void*
+CVisibilityPlugins::ClumpConstructor(void *object, int32, int32)
+{
+ ClumpExt *ext = CLUMPEXT(object);
+ ext->visibilityCB = DefaultVisibilityCB;
+ ext->alpha = 0xFF;
+ return object;
+}
+
+void*
+CVisibilityPlugins::ClumpDestructor(void *object, int32, int32)
+{
+ return object;
+}
+
+void*
+CVisibilityPlugins::ClumpCopyConstructor(void *dst, const void *src, int32, int32)
+{
+ CLUMPEXT(dst)->visibilityCB = CLUMPEXT(src)->visibilityCB;
+ return dst;
+}
+
+void
+CVisibilityPlugins::SetClumpModelInfo(RpClump *clump, CClumpModelInfo *modelInfo)
+{
+ CVehicleModelInfo *vmi;
+ SetFrameHierarchyId(RpClumpGetFrame(clump), (intptr)modelInfo);
+
+ // Unused
+ switch (modelInfo->GetModelType()) {
+ // ignore MLO
+ case MITYPE_VEHICLE:
+ vmi = (CVehicleModelInfo*)modelInfo;
+ if(vmi->m_vehicleType == VEHICLE_TYPE_TRAIN ||
+ vmi->m_vehicleType == VEHICLE_TYPE_HELI ||
+ vmi->m_vehicleType == VEHICLE_TYPE_PLANE)
+ CLUMPEXT(clump)->visibilityCB = VehicleVisibilityCB_BigVehicle;
+ else
+ CLUMPEXT(clump)->visibilityCB = VehicleVisibilityCB;
+ break;
+ default: break;
+ }
+}
+
+void
+CVisibilityPlugins::SetClumpAlpha(RpClump *clump, int alpha)
+{
+ CLUMPEXT(clump)->alpha = alpha;
+}
+
+int
+CVisibilityPlugins::GetClumpAlpha(RpClump *clump)
+{
+ return CLUMPEXT(clump)->alpha;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2026-07-14 02:49:08 +0000