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authoraap <aap@papnet.eu>2019-06-27 14:17:42 +0200
committeraap <aap@papnet.eu>2019-06-27 14:17:42 +0200
commitf6c767d87c5cb04710fb7e2363706d07dfcef8a6 (patch)
tree4c311a58c7989d35d9437046df6dd551be083494 /src/Streaming.cpp
parentstarted filling debug menu (diff)
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Diffstat (limited to '')
-rw-r--r--src/Streaming.cpp370
1 files changed, 361 insertions, 9 deletions
diff --git a/src/Streaming.cpp b/src/Streaming.cpp
index 65c0b0b8..7d633d90 100644
--- a/src/Streaming.cpp
+++ b/src/Streaming.cpp
@@ -15,6 +15,10 @@
#include "Entity.h"
#include "FileMgr.h"
#include "FileLoader.h"
+#include "Zones.h"
+#include "CullZones.h"
+#include "Radar.h"
+#include "Camera.h"
#include "CdStream.h"
#include "Streaming.h"
@@ -46,7 +50,7 @@ uint16 &CStreaming::ms_loadedGangs = *(uint16*)0x95CC60;
int32 *CStreaming::ms_imageOffsets = (int32*)0x6E60A0;
int32 &CStreaming::ms_lastImageRead = *(int32*)0x880E2C;
int32 &CStreaming::ms_imageSize = *(int32*)0x8F1A34;
-int32 &CStreaming::ms_memoryAvailable = *(int32*)0x880F8C;
+uint32 &CStreaming::ms_memoryAvailable = *(uint32*)0x880F8C;
int32 &desiredNumVehiclesLoaded = *(int32*)0x5EC194;
@@ -61,9 +65,6 @@ int32 &islandLODcomSub = *(int32*)0x6212D0;
int32 &islandLODsubInd = *(int32*)0x6212D4;
int32 &islandLODsubCom = *(int32*)0x6212D8;
-WRAPPER void CStreaming::MakeSpaceFor(int32 size) { EAXJMP(0x409B70); }
-WRAPPER void CStreaming::LoadScene(const CVector &pos) { EAXJMP(0x40A6D0); }
-
bool
CStreamingInfo::GetCdPosnAndSize(uint32 &posn, uint32 &size)
{
@@ -1697,7 +1698,7 @@ CStreaming::ProcessEntitiesInSectorList(CPtrList &list, float x, float y, float
continue;
e->m_scanCode = CWorld::GetCurrentScanCode();
- if(!e->m_flagC20 && !e->bIsSubway &&
+ if(!e->bStreamingDontDelete && !e->bIsSubway &&
(!e->IsObject() || ((CObject*)e)->ObjectCreatedBy != TEMP_OBJECT)){
CTimeModelInfo *mi = (CTimeModelInfo*)CModelInfo::GetModelInfo(e->GetModelIndex());
if(mi->m_type != MITYPE_TIME || CClock::GetIsTimeInRange(mi->GetTimeOn(), mi->GetTimeOff())){
@@ -1727,7 +1728,7 @@ CStreaming::ProcessEntitiesInSectorList(CPtrList &list)
continue;
e->m_scanCode = CWorld::GetCurrentScanCode();
- if(!e->m_flagC20 && !e->bIsSubway &&
+ if(!e->bStreamingDontDelete && !e->bIsSubway &&
(!e->IsObject() || ((CObject*)e)->ObjectCreatedBy != TEMP_OBJECT)){
CTimeModelInfo *mi = (CTimeModelInfo*)CModelInfo::GetModelInfo(e->GetModelIndex());
if(mi->m_type != MITYPE_TIME || CClock::GetIsTimeInRange(mi->GetTimeOn(), mi->GetTimeOff()))
@@ -1740,7 +1741,126 @@ CStreaming::ProcessEntitiesInSectorList(CPtrList &list)
void
CStreaming::DeleteFarAwayRwObjects(const CVector &pos)
{
- // TODO
+ int posx, posy;
+ int x, y;
+ int r, i;
+ CSector *sect;
+
+ posx = CWorld::GetSectorIndexX(pos.x);
+ posy = CWorld::GetSectorIndexY(pos.y);
+
+ // Move oldSectorX/Y to new sector and delete RW objects in its "wake" for every step:
+ // O is the old sector, <- is the direction in which we move it,
+ // X are the sectors we delete RW objects from (except we go up to 10)
+ // X
+ // X X
+ // X X X
+ // X X X
+ // <- O X X X
+ // X X X
+ // X X X
+ // X X
+ // X
+
+ while(posx != ms_oldSectorX){
+ if(posx < ms_oldSectorX){
+ for(r = 2; r <= 10; r++){
+ x = ms_oldSectorX + r;
+ if(x < 0)
+ continue;
+ if(x >= NUMSECTORS_X)
+ break;
+
+ for(i = -r; i <= r; i++){
+ y = ms_oldSectorY + i;
+ if(y < 0)
+ continue;
+ if(y >= NUMSECTORS_Y)
+ break;
+
+ sect = CWorld::GetSector(x, y);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+ DeleteRwObjectsInOverlapSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP], ms_oldSectorX, ms_oldSectorY);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+ }
+ }
+ ms_oldSectorX--;
+ }else{
+ for(r = 2; r <= 10; r++){
+ x = ms_oldSectorX - r;
+ if(x < 0)
+ break;
+ if(x >= NUMSECTORS_X)
+ continue;
+
+ for(i = -r; i <= r; i++){
+ y = ms_oldSectorY + i;
+ if(y < 0)
+ continue;
+ if(y >= NUMSECTORS_Y)
+ break;
+
+ sect = CWorld::GetSector(x, y);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+ DeleteRwObjectsInOverlapSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP], ms_oldSectorX, ms_oldSectorY);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+ }
+ }
+ ms_oldSectorX++;
+ }
+ }
+
+ while(posy != ms_oldSectorY){
+ if(posy < ms_oldSectorY){
+ for(r = 2; r <= 10; r++){
+ y = ms_oldSectorY + r;
+ if(y < 0)
+ continue;
+ if(y >= NUMSECTORS_Y)
+ break;
+
+ for(i = -r; i <= r; i++){
+ x = ms_oldSectorX + i;
+ if(x < 0)
+ continue;
+ if(x >= NUMSECTORS_X)
+ break;
+
+ sect = CWorld::GetSector(x, y);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+ DeleteRwObjectsInOverlapSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP], ms_oldSectorX, ms_oldSectorY);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+ }
+ }
+ ms_oldSectorY--;
+ }else{
+ for(r = 2; r <= 10; r++){
+ y = ms_oldSectorY - r;
+ if(y < 0)
+ break;
+ if(y >= NUMSECTORS_Y)
+ continue;
+
+ for(i = -r; i <= r; i++){
+ x = ms_oldSectorX + i;
+ if(x < 0)
+ continue;
+ if(x >= NUMSECTORS_X)
+ break;
+
+ sect = CWorld::GetSector(x, y);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+ DeleteRwObjectsInOverlapSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP], ms_oldSectorX, ms_oldSectorY);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+ DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+ }
+ }
+ ms_oldSectorY++;
+ }
+ }
}
void
@@ -1786,6 +1906,152 @@ CStreaming::DeleteRwObjectsAfterDeath(const CVector &pos)
}
void
+CStreaming::DeleteRwObjectsBehindCamera(int32 mem)
+{
+ int ix, iy;
+ int x, y;
+ int xmin, xmax, ymin, ymax;
+ int inc;
+ CSector *sect;
+
+ if(ms_memoryUsed < mem)
+ return;
+
+ ix = CWorld::GetSectorIndexX(TheCamera.GetPosition().x);
+ iy = CWorld::GetSectorIndexX(TheCamera.GetPosition().y);
+
+ if(fabs(TheCamera.GetForward().x) > fabs(TheCamera.GetForward().y)){
+ // looking west/east
+
+ ymin = max(iy - 10, 0);
+ ymax = min(iy + 10, NUMSECTORS_Y);
+ assert(ymin <= ymax);
+
+ // Delete a block of sectors that we know is behind the camera
+ if(TheCamera.GetForward().x > 0){
+ // looking east
+ xmax = max(ix - 2, 0);
+ xmin = max(ix - 10, 0);
+ inc = 1;
+ }else{
+ // looking west
+ xmax = min(ix + 2, NUMSECTORS_X);
+ xmin = min(ix + 10, NUMSECTORS_X);
+ inc = -1;
+ }
+ for(y = ymin; y <= ymax; y++){
+ for(x = xmin; x != xmax; x += inc){
+ sect = CWorld::GetSector(x, y);
+ if(DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+ DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+ DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+ return;
+ }
+ }
+
+ // Now a block that intersects with the camera's frustum
+ if(TheCamera.GetForward().x > 0){
+ // looking east
+ xmax = max(ix + 10, 0);
+ xmin = max(ix - 2, 0);
+ inc = 1;
+ }else{
+ // looking west
+ xmax = min(ix - 10, NUMSECTORS_X);
+ xmin = min(ix + 2, NUMSECTORS_X);
+ inc = -1;
+ }
+ for(y = ymin; y <= ymax; y++){
+ for(x = xmin; x != xmax; x += inc){
+ sect = CWorld::GetSector(x, y);
+ if(DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+ DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+ DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+ return;
+ }
+ }
+
+ if(RemoveReferencedTxds(mem))
+ return;
+
+ // As last resort, delete objects from the last step more aggressively
+ for(y = ymin; y <= ymax; y++){
+ for(x = xmax; x != xmin; x -= inc){
+ sect = CWorld::GetSector(x, y);
+ if(DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+ DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+ DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+ return;
+ }
+ }
+ }else{
+ // looking north/south
+
+ xmin = max(ix - 10, 0);
+ xmax = min(ix + 10, NUMSECTORS_X);
+ assert(xmin <= xmax);
+
+ // Delete a block of sectors that we know is behind the camera
+ if(TheCamera.GetForward().y > 0){
+ // looking north
+ ymax = max(iy - 2, 0);
+ ymin = max(iy - 10, 0);
+ inc = 1;
+ }else{
+ // looking south
+ ymax = min(iy + 2, NUMSECTORS_Y);
+ ymin = min(iy + 10, NUMSECTORS_Y);
+ inc = -1;
+ }
+ for(x = xmin; x <= xmax; x++){
+ for(y = ymin; y != ymax; y += inc){
+ sect = CWorld::GetSector(x, y);
+ if(DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+ DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+ DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+ return;
+ }
+ }
+
+ // Now a block that intersects with the camera's frustum
+ if(TheCamera.GetForward().y > 0){
+ // looking north
+ ymax = max(iy + 10, 0);
+ ymin = max(iy - 2, 0);
+ inc = 1;
+ }else{
+ // looking south
+ ymax = min(iy - 10, NUMSECTORS_Y);
+ ymin = min(iy + 2, NUMSECTORS_Y);
+ inc = -1;
+ }
+ for(x = xmin; x <= xmax; x++){
+ for(y = ymin; y != ymax; y += inc){
+ sect = CWorld::GetSector(x, y);
+ if(DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+ DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+ DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+ return;
+ }
+ }
+
+ if(RemoveReferencedTxds(mem))
+ return;
+
+ // As last resort, delete objects from the last step more aggressively
+ for(x = xmin; x <= xmax; x++){
+ for(y = ymax; y != ymin; y -= inc){
+ sect = CWorld::GetSector(x, y);
+ if(DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+ DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+ DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+ return;
+ }
+ }
+ }
+}
+
+void
CStreaming::DeleteRwObjectsInSectorList(CPtrList &list)
{
CPtrNode *node;
@@ -1793,7 +2059,7 @@ CStreaming::DeleteRwObjectsInSectorList(CPtrList &list)
for(node = list.first; node; node = node->next){
e = (CEntity*)node->item;
- if(!e->m_flagC20 && !e->bImBeingRendered)
+ if(!e->bStreamingDontDelete && !e->bImBeingRendered)
e->DeleteRwObject();
}
}
@@ -1806,7 +2072,7 @@ CStreaming::DeleteRwObjectsInOverlapSectorList(CPtrList &list, int32 x, int32 y)
for(node = list.first; node; node = node->next){
e = (CEntity*)node->item;
- if(e->m_rwObject && !e->m_flagC20 && !e->bImBeingRendered){
+ if(e->m_rwObject && !e->bStreamingDontDelete && !e->bImBeingRendered){
// Now this is pretty weird...
if(fabs(CWorld::GetSectorIndexX(e->GetPosition().x) - x) >= 2.0f)
// {
@@ -1820,6 +2086,86 @@ CStreaming::DeleteRwObjectsInOverlapSectorList(CPtrList &list, int32 x, int32 y)
}
}
+bool
+CStreaming::DeleteRwObjectsBehindCameraInSectorList(CPtrList &list, int32 mem)
+{
+ CPtrNode *node;
+ CEntity *e;
+
+ for(node = list.first; node; node = node->next){
+ e = (CEntity*)node->item;
+ if(!e->bStreamingDontDelete && !e->bImBeingRendered &&
+ e->m_rwObject && ms_aInfoForModel[e->GetModelIndex()].m_next){
+ e->DeleteRwObject();
+ if(CModelInfo::GetModelInfo(e->GetModelIndex())->m_refCount == 0){
+ RemoveModel(e->GetModelIndex());
+ if(ms_memoryUsed < mem)
+ return true;
+ }
+ }
+ }
+ return false;
+}
+
+bool
+CStreaming::DeleteRwObjectsNotInFrustumInSectorList(CPtrList &list, int32 mem)
+{
+ CPtrNode *node;
+ CEntity *e;
+
+ for(node = list.first; node; node = node->next){
+ e = (CEntity*)node->item;
+ if(!e->bStreamingDontDelete && !e->bImBeingRendered &&
+ e->m_rwObject && !e->IsVisible() && ms_aInfoForModel[e->GetModelIndex()].m_next){
+ e->DeleteRwObject();
+ if(CModelInfo::GetModelInfo(e->GetModelIndex())->m_refCount == 0){
+ RemoveModel(e->GetModelIndex());
+ if(ms_memoryUsed < mem)
+ return true;
+ }
+ }
+ }
+ return false;
+}
+
+void
+CStreaming::MakeSpaceFor(int32 size)
+{
+ // BUG: ms_memoryAvailable can be uninitialized
+ // the code still happens to work in that case because ms_memoryAvailable is unsigned
+ // but it's not nice....
+
+ while((uint32)ms_memoryUsed >= ms_memoryAvailable - size)
+ if(!RemoveLeastUsedModel()){
+ DeleteRwObjectsBehindCamera(ms_memoryAvailable - size);
+ return;
+ }
+}
+
+void
+CStreaming::LoadScene(const CVector &pos)
+{
+ CStreamingInfo *si, *prev;
+ eLevelName level;
+
+ level = CTheZones::GetLevelFromPosition(pos);
+ debug("Start load scene\n");
+ for(si = ms_endRequestedList.m_prev; si != &ms_startRequestedList; si = prev){
+ prev = si->m_prev;
+ if((si->m_flags & (STREAMFLAGS_KEEP_IN_MEMORY|STREAMFLAGS_PRIORITY)) == 0)
+ RemoveModel(si - ms_aInfoForModel);
+ }
+ CRenderer::m_loadingPriority = false;
+ CCullZones::ForceCullZoneCoors(pos);
+ DeleteAllRwObjects();
+ AddModelsToRequestList(pos);
+ CRadar::StreamRadarSections(pos);
+ RemoveUnusedBigBuildings(level);
+ RequestBigBuildings(level);
+ LoadAllRequestedModels(false);
+ debug("End load scene\n");
+}
+
STARTPATCHES
InjectHook(0x406430, CStreaming::Init, PATCH_JUMP);
InjectHook(0x406C80, CStreaming::Shutdown, PATCH_JUMP);
@@ -1871,10 +2217,16 @@ STARTPATCHES
InjectHook(0x407C50, (void (*)(CPtrList&,float,float,float,float,float,float))CStreaming::ProcessEntitiesInSectorList, PATCH_JUMP);
InjectHook(0x407DD0, (void (*)(CPtrList&))CStreaming::ProcessEntitiesInSectorList, PATCH_JUMP);
+ InjectHook(0x407070, CStreaming::DeleteFarAwayRwObjects, PATCH_JUMP);
InjectHook(0x407390, CStreaming::DeleteAllRwObjects, PATCH_JUMP);
InjectHook(0x407400, CStreaming::DeleteRwObjectsAfterDeath, PATCH_JUMP);
+ InjectHook(0x408A60, CStreaming::DeleteRwObjectsBehindCamera, PATCH_JUMP);
InjectHook(0x407560, CStreaming::DeleteRwObjectsInSectorList, PATCH_JUMP);
InjectHook(0x4075A0, CStreaming::DeleteRwObjectsInOverlapSectorList, PATCH_JUMP);
+ InjectHook(0x409340, CStreaming::DeleteRwObjectsBehindCameraInSectorList, PATCH_JUMP);
+ InjectHook(0x4093C0, CStreaming::DeleteRwObjectsNotInFrustumInSectorList, PATCH_JUMP);
+ InjectHook(0x409B70, CStreaming::MakeSpaceFor, PATCH_JUMP);
+ InjectHook(0x40A6D0, CStreaming::LoadScene, PATCH_JUMP);
InjectHook(0x4063E0, &CStreamingInfo::GetCdPosnAndSize, PATCH_JUMP);
InjectHook(0x406410, &CStreamingInfo::SetCdPosnAndSize, PATCH_JUMP);