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-rw-r--r--src/renderer/WaterCreatures.cpp275
1 files changed, 275 insertions, 0 deletions
diff --git a/src/renderer/WaterCreatures.cpp b/src/renderer/WaterCreatures.cpp
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+++ b/src/renderer/WaterCreatures.cpp
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+#include "common.h"
+#include "WaterCreatures.h"
+#include "ModelIndices.h"
+#include "World.h"
+#include "WaterLevel.h"
+#include "Camera.h"
+#include "PlayerPed.h"
+#include "General.h"
+#include "Object.h"
+
+int CWaterCreatures::nNumActiveSeaLifeForms;
+CWaterCreature CWaterCreatures::aWaterCreatures[NUM_WATER_CREATURES];
+
+struct WaterCreatureProperties aProperties[65] = {
+ { &MI_FISH1SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH2SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH3SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH3S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH1SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH2SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH3SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH3S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_JELLYFISH, 0.01f, 2.2f, 0.0005f, 3.5f },
+ { &MI_JELLYFISH01, 0.01f, 2.2f, 0.0005f, 3.5f },
+ { &MI_FISH1SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH2SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH3SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH3S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH1SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH2SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH3SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH3S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_TURTLE, 0.01f, 2.0f, 0.0005f, 4.0f },
+ { &MI_FISH1SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH2SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH3SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH3S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH1SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH2SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH3SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH3S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_DOLPHIN, 0.03f, 1.5f, 0.0005f, 4.0f },
+ { &MI_FISH1SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH2SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH3SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH3S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH1SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH2SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH3SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH3S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_SHARK, 0.03f, 0.4f, 0.0005f, 4.0f },
+ { &MI_FISH1SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH2SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH3SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH3S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH1SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH2SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH2S, 0.04f, 1.5f, 0.0008f, 3.0f },
+ { &MI_FISH3SINGLE, 0.04f, 1.0f, 0.0008f, 3.0f },
+ { &MI_FISH3S, 0.04f, 1.5f, 0.0008f, 3.0f },
+};
+
+CWaterCreature::CWaterCreature() {
+ Free();
+}
+
+void CWaterCreature::Initialise(CObject *pObj, float fFwdSpeed, float fZTurnSpeed, float fWaterDepth, uint32 alpha, eFishSlotState state) {
+ this->m_pObj = pObj;
+ this->m_fFwdSpeed = fFwdSpeed;
+ this->m_fZTurnSpeed = fZTurnSpeed;
+ this->m_fWaterDepth = fWaterDepth;
+ this->m_alpha = alpha;
+ this->m_state = state;
+}
+
+void CWaterCreature::Allocate(CObject *pObj, float fFwdSpeed, float fZTurnSpeed, float fWaterDepth, uint32 alpha, eFishSlotState state) {
+ CWaterCreature::Initialise(pObj, fFwdSpeed, fZTurnSpeed, fWaterDepth, alpha, state);
+}
+
+void CWaterCreature::Free() {
+ CWaterCreature::Initialise(nil, 0.0f, 0.0f, 0.0f, 0, WATER_CREATURE_DISABLED);
+}
+
+CWaterCreature *CWaterCreatures::GetFishStructSlot() {
+ for (int i = 0; i < NUM_WATER_CREATURES; i++)
+ if (aWaterCreatures[i].m_state == WATER_CREATURE_DISABLED)
+ return &aWaterCreatures[i];
+
+ return nil;
+}
+
+CObject *CWaterCreatures::CreateSeaLifeForm(CVector const& pos, int16 modelID, int32 zRotAngle) {
+ if (CObject::nNoTempObjects >= NUMTEMPOBJECTS)
+ return nil;
+
+ CObject *pObj = new CObject(modelID, true);
+
+ if (!pObj) return nil;
+
+ pObj->SetPosition(pos);
+ pObj->GetMatrix().UpdateRW();
+ pObj->m_vecMoveSpeed = CVector(0.0f, 0.0f, 0.0f);
+ pObj->m_vecTurnSpeed = CVector(0.0f, 0.0f, 0.0f);
+ pObj->GetMatrix().SetRotateZOnly(DEGTORAD(zRotAngle));
+ pObj->GetMatrix().UpdateRW();
+ pObj->ObjectCreatedBy = CONTROLLED_SUB_OBJECT;
+ pObj->bIsStatic = false;
+
+ if (pObj->ObjectCreatedBy == TEMP_OBJECT) {
+ CObject::nNoTempObjects++;
+ pObj->m_nEndOfLifeTime = CTimer::GetTimeInMilliseconds() + 60000;
+ }
+
+ pObj->bTouchingWater = true;
+ pObj->bUnderwater = true;
+ CWorld::Add(pObj);
+
+ return pObj;
+}
+
+bool CWaterCreatures::IsSpaceForMoreWaterCreatures() {
+ return nNumActiveSeaLifeForms < NUM_WATER_CREATURES;
+}
+
+float CWaterCreatures::CalculateFishHeading(CVector const& pos1, CVector const& pos2) {
+ CVector delta = pos1 - pos2;
+ delta.Normalise();
+
+ return CGeneral::GetRandomNumberInRange(-90, 90) +
+ RADTODEG(delta.Heading() + HALFPI + PI);
+}
+
+void CWaterCreatures::CreateOne(CVector const& pos, int32 modelID) {
+ if (!IsSpaceForMoreWaterCreatures())
+ return;
+
+ CVector playerPos = FindPlayerPed()->GetPosition();
+ CVector fishPos = pos;
+ float fDepth, fLevelNoWaves;
+ if (!TheCamera.IsSphereVisible(fishPos, 3.0f)
+ && CWaterLevel::GetWaterDepth(fishPos, &fDepth, &fLevelNoWaves, nil) && fDepth > 4.5f) {
+
+ if (modelID == -1 || modelID < 0 || modelID > 64)
+ modelID = CGeneral::GetRandomNumberInRange(0, 64);
+
+ WaterCreatureProperties *creature = &aProperties[modelID];
+ fishPos.z = fLevelNoWaves - creature->fLevel;
+ float fFwdSpeed = CGeneral::GetRandomNumberInRange(0.0f, creature->fFwdSpeed) + 0.01f;
+ float angle = CWaterCreatures::CalculateFishHeading(playerPos, fishPos);
+
+ CObject *fish = CreateSeaLifeForm(fishPos, *creature->modelID, angle);
+ if (!fish) return;
+
+ fish->SetRwObjectAlpha(255);
+ CWaterCreature *wc = GetFishStructSlot();
+ wc->Allocate(fish, fFwdSpeed, 0.0f, creature->fWaterDepth, 255, WATER_CREATURE_INIT);
+ nNumActiveSeaLifeForms++;
+ }
+}
+
+void CWaterCreatures::FreeFishStructSlot(CWaterCreature *wc) {
+ wc->Free();
+}
+
+void CWaterCreatures::UpdateAll() {
+ if (nNumActiveSeaLifeForms == 0)
+ return;
+
+ CVector playerPos = FindPlayerPed()->GetPosition();
+ for (int i = 0; i < NUM_WATER_CREATURES; i++) {
+ switch (aWaterCreatures[i].m_state) {
+ case WATER_CREATURE_ACTIVE:
+ // is this even reachable?
+ aWaterCreatures[i].m_pObj->m_nEndOfLifeTime = CTimer::GetTimeInMilliseconds() + 40000;
+ if (!aWaterCreatures[i].m_pObj->GetIsOnScreen()) {
+ aWaterCreatures[i].m_pObj->SetRwObjectAlpha(0);
+ aWaterCreatures[i].m_state = WATER_CREATURE_REMOVE;
+ break;
+ }
+ // fall through
+ case WATER_CREATURE_INIT: {
+ if ((playerPos - aWaterCreatures[i].m_pObj->GetPosition()).MagnitudeSqr() < SQR(75.0f)) {
+ if (aWaterCreatures[i].m_alpha < 255)
+ aWaterCreatures[i].m_alpha = Min(aWaterCreatures[i].m_alpha + 4, 255);
+ aWaterCreatures[i].m_pObj->SetRwObjectAlpha(aWaterCreatures[i].m_alpha);
+ CVector fwd = aWaterCreatures[i].m_pObj->GetRight(); // for some reason they used x for forward
+ fwd.Normalise();
+ aWaterCreatures[i].m_pObj->m_vecMoveSpeed = fwd * aWaterCreatures[i].m_fFwdSpeed;
+ aWaterCreatures[i].m_pObj->m_vecTurnSpeed = CVector(0.0f, 0.0f, aWaterCreatures[i].m_fZTurnSpeed);
+ aWaterCreatures[i].m_pObj->bIsStatic = false;
+ float fDepth = 0.0;
+ CWaterLevel::GetWaterDepth(aWaterCreatures[i].m_pObj->GetPosition(), &fDepth, nil, nil);
+ if (aWaterCreatures[i].m_fWaterDepth < fDepth) {
+ // it looks like this can never be true initially, looks like a BUG
+ if (aWaterCreatures[i].m_pObj->m_nEndOfLifeTime - 40000 <= CTimer::GetTimeInMilliseconds())
+ aWaterCreatures[i].m_state = WATER_CREATURE_ACTIVE;
+ }
+ else {
+ // creature is deeper than water
+ aWaterCreatures[i].m_state = WATER_CREATURE_FADE_OUT;
+ }
+
+ }
+ else {
+ aWaterCreatures[i].m_state = WATER_CREATURE_REMOVE;
+ }
+ break;
+ }
+ case WATER_CREATURE_FADE_OUT: {
+ aWaterCreatures[i].m_pObj->m_nEndOfLifeTime = CTimer::GetTimeInMilliseconds() + 40000;
+ if (aWaterCreatures[i].m_alpha <= 0) {
+ aWaterCreatures[i].m_state = WATER_CREATURE_REMOVE;
+ }
+ else {
+ aWaterCreatures[i].m_alpha = Max(aWaterCreatures[i].m_alpha - 6, 0);
+ aWaterCreatures[i].m_pObj->SetRwObjectAlpha(aWaterCreatures[i].m_alpha);
+ CVector speed = aWaterCreatures[i].m_pObj->GetRight();
+ speed.Normalise();
+ speed.x *= aWaterCreatures[i].m_fFwdSpeed;
+ speed.y *= aWaterCreatures[i].m_fFwdSpeed;
+ speed.z = -0.015f;
+ aWaterCreatures[i].m_pObj->m_vecMoveSpeed = speed;
+
+ if (!aWaterCreatures[i].m_pObj->GetIsOnScreen())
+ aWaterCreatures[i].m_state = WATER_CREATURE_REMOVE;
+ }
+ break;
+ }
+ case WATER_CREATURE_REMOVE:
+ if (aWaterCreatures[i].m_pObj){
+ CWorld::Remove(aWaterCreatures[i].m_pObj);
+ delete aWaterCreatures[i].m_pObj;
+ }
+ FreeFishStructSlot(&aWaterCreatures[i]);
+ nNumActiveSeaLifeForms--;
+ aWaterCreatures[i].m_state = WATER_CREATURE_DISABLED;
+ break;
+ default:
+ break;
+ }
+ }
+}
+
+void CWaterCreatures::RemoveAll() {
+ for (int i = 0; i < NUM_WATER_CREATURES; i++) {
+ if (aWaterCreatures[i].m_state != WATER_CREATURE_DISABLED) {
+ if (aWaterCreatures[i].m_pObj){
+ CWorld::Remove(aWaterCreatures[i].m_pObj);
+ delete aWaterCreatures[i].m_pObj;
+ }
+ FreeFishStructSlot(&aWaterCreatures[i]);
+ aWaterCreatures[i].m_state = WATER_CREATURE_DISABLED;
+ nNumActiveSeaLifeForms--;
+ }
+ }
+} \ No newline at end of file