metaforce/Runtime/World/CScriptWater.cpp

#include "Runtime/World/CScriptWater.hpp"

#include <array>

#include "Runtime/CSimplePool.hpp"
#include "Runtime/CStateManager.hpp"
#include "Runtime/GameGlobalObjects.hpp"
#include "Runtime/Camera/CGameCamera.hpp"
#include "Runtime/Graphics/CBooRenderer.hpp"
#include "Runtime/World/CFluidPlaneGPU.hpp"
#include "Runtime/World/CWorld.hpp"

#include "TCastTo.hpp" // Generated file, do not modify include path

namespace metaforce {
constexpr std::array kSplashScales{
    1.0f, 3.0f, 0.709f, 1.19f, 0.709f, 1.f,
};

CScriptWater::CScriptWater(
    CStateManager& mgr, TUniqueId uid, std::string_view name, const CEntityInfo& info, const zeus::CVector3f& pos,
    const zeus::CAABox& box, const metaforce::CDamageInfo& dInfo, zeus::CVector3f& orientedForce, ETriggerFlags triggerFlags,
    bool thermalCold, bool allowRender, CAssetId patternMap1, CAssetId patternMap2, CAssetId colorMap, CAssetId bumpMap,
    CAssetId envMap, CAssetId envBumpMap, CAssetId unusedMap, const zeus::CVector3f& bumpLightDir, float bumpScale,
    float morphInTime, float morphOutTime, bool active, EFluidType fluidType, bool b4, float alpha,
    const CFluidUVMotion& uvMot, float turbSpeed, float turbDistance, float turbFreqMax, float turbFreqMin,
    float turbPhaseMax, float turbPhaseMin, float turbAmplitudeMax, float turbAmplitudeMin,
    const zeus::CColor& splashColor, const zeus::CColor& insideFogColor, CAssetId splashParticle1,
    CAssetId splashParticle2, CAssetId splashParticle3, CAssetId visorRunoffParticle,
    CAssetId unmorphVisorRunoffparticle, s32 visorRunoffSfx, s32 unmorphVisorRunoffSfx, s32 splashSfx1, s32 splashSfx2,
    s32 splashSfx3, float tileSize, u32 tileSubdivisions, float specularMin, float specularMax, float reflectionSize,
    float rippleIntensity, float reflectionBlend, float fogBias, float fogMagnitude, float fogSpeed,
    const zeus::CColor& fogColor, CAssetId lightmapId, float unitsPerLightmapTexel, float alphaInTime,
    float alphaOutTime, u32, u32, bool, s32, s32, std::unique_ptr<u32[]>&& u32Arr)
: CScriptTrigger(uid, name, info, pos, box, dInfo, orientedForce, triggerFlags, active, false, false)
, x1b8_positionMorphed(pos)
, x1c4_extentMorphed(box.max - box.min)
, x1d0_morphInTime(morphInTime)
, x1d4_positionOrig(pos)
, x1e0_extentOrig(box.max - box.min)
, x1ec_damageOrig(dInfo.GetDamage())
, x1f0_damageMorphed(dInfo.GetDamage())
, x1f4_morphOutTime(morphOutTime)
, x214_fogBias(fogBias)
, x218_fogMagnitude(fogMagnitude)
, x21c_origFogBias(fogBias)
, x220_origFogMagnitude(fogMagnitude)
, x224_fogSpeed(fogSpeed)
, x228_fogColor(fogColor)
, x22c_splashParticle1Id(splashParticle1)
, x230_splashParticle2Id(splashParticle2)
, x234_splashParticle3Id(splashParticle3)
, x238_visorRunoffParticleId(visorRunoffParticle)
, x24c_unmorphVisorRunoffParticleId(unmorphVisorRunoffparticle)
, x260_visorRunoffSfx(CSfxManager::TranslateSFXID(visorRunoffSfx))
, x262_unmorphVisorRunoffSfx(CSfxManager::TranslateSFXID(unmorphVisorRunoffSfx))
, x2a4_splashColor(splashColor)
, x2a8_insideFogColor(insideFogColor)
, x2ac_alphaInTime(alphaInTime)
, x2b0_alphaOutTime(alphaOutTime)
, x2b4_alphaInRecip((alphaInTime != 0.f) ? 1.f / alphaInTime : 0.f)
, x2b8_alphaOutRecip((alphaOutTime != 0.f) ? 1.f / alphaOutTime : 0.f)
, x2bc_alpha(alpha)
, x2c0_tileSize(tileSize)
, x2e8_24_b4(b4)
, x2e8_27_allowRender(allowRender) {
  const zeus::CAABox triggerAABB = GetTriggerBoundsWR();
  x2c4_gridDimX = u32((x2c0_tileSize + triggerAABB.max.x() - triggerAABB.min.x() - 0.01f) / x2c0_tileSize);
  x2c8_gridDimY = u32((x2c0_tileSize + triggerAABB.max.y() - triggerAABB.min.y() - 0.01f) / x2c0_tileSize);
  x2cc_gridCellCount = (x2c4_gridDimX + 1) * (x2c8_gridDimY + 1);

  uint32_t maxPatchSize;
  if (CGraphics::g_BooFactory->isTessellationSupported(maxPatchSize)) {
    x1b4_fluidPlane = std::make_unique<CFluidPlaneGPU>(
        patternMap1, patternMap2, colorMap, bumpMap, envMap, envBumpMap, lightmapId, unitsPerLightmapTexel, tileSize,
        tileSubdivisions * 2, fluidType, x2bc_alpha, bumpLightDir, bumpScale, uvMot, turbSpeed, turbDistance,
        turbFreqMax, turbFreqMin, turbPhaseMax, turbPhaseMin, turbAmplitudeMax, turbAmplitudeMin, specularMin,
        specularMax, reflectionBlend, reflectionSize, rippleIntensity,
        x2cc_gridCellCount * ((std::max(u32(2), tileSubdivisions * 2) * 4 + 2) * 4));
  } else {
    x1b4_fluidPlane = std::make_unique<CFluidPlaneCPU>(
        patternMap1, patternMap2, colorMap, bumpMap, envMap, envBumpMap, lightmapId, unitsPerLightmapTexel, tileSize,
        tileSubdivisions, fluidType, x2bc_alpha, bumpLightDir, bumpScale, uvMot, turbSpeed, turbDistance, turbFreqMax,
        turbFreqMin, turbPhaseMax, turbPhaseMin, turbAmplitudeMax, turbAmplitudeMin, specularMin, specularMax,
        reflectionBlend, reflectionSize, rippleIntensity,
        x2cc_gridCellCount * ((std::max(u32(2), tileSubdivisions) * 4 + 2) * 4));
  }
  u32Arr.reset();
  x264_splashEffects.resize(3);
  if (x22c_splashParticle1Id.IsValid()) {
    x264_splashEffects[0].emplace(g_SimplePool->GetObj({FOURCC('PART'), x22c_splashParticle1Id}));
  }
  if (x230_splashParticle2Id.IsValid()) {
    x264_splashEffects[1].emplace(g_SimplePool->GetObj({FOURCC('PART'), x230_splashParticle2Id}));
  }
  if (x234_splashParticle3Id.IsValid()) {
    x264_splashEffects[2].emplace(g_SimplePool->GetObj({FOURCC('PART'), x234_splashParticle3Id}));
  }
  if (x238_visorRunoffParticleId.IsValid()) {
    x23c_visorRunoffEffect.emplace(g_SimplePool->GetObj({FOURCC('PART'), x238_visorRunoffParticleId}));
  }
  if (x24c_unmorphVisorRunoffParticleId.IsValid()) {
    x250_unmorphVisorRunoffEffect.emplace(g_SimplePool->GetObj({FOURCC('PART'), x24c_unmorphVisorRunoffParticleId}));
  }
  x298_splashSounds.push_back(CSfxManager::TranslateSFXID(splashSfx1));
  x298_splashSounds.push_back(CSfxManager::TranslateSFXID(splashSfx2));
  x298_splashSounds.push_back(CSfxManager::TranslateSFXID(splashSfx3));
  SetCalculateLighting(true);
  if (lightmapId.IsValid()) {
    x90_actorLights->DisableAreaLights();
  }
  x90_actorLights->SetMaxDynamicLights(4);
  x90_actorLights->SetCastShadows(false);
  x90_actorLights->SetAmbienceGenerated(false);
  x90_actorLights->SetFindNearestDynamicLights(true);
  x148_24_detectCamera = true;
  CScriptWater::CalculateRenderBounds();
  xe6_27_thermalVisorFlags = u8(thermalCold ? 2 : 1);
  if (!x30_24_active) {
    x2bc_alpha = 0.f;
    x214_fogBias = 0.f;
    x218_fogMagnitude = 0.f;
  }
  SetupGrid(true);
}

void CScriptWater::SetupGrid(bool recomputeClipping) {
  const zeus::CAABox triggerAABB = GetTriggerBoundsWR();
  const auto dimX = u32((triggerAABB.max.x() - triggerAABB.min.x() + x2c0_tileSize) / x2c0_tileSize);
  const auto dimY = u32((triggerAABB.max.y() - triggerAABB.min.y() + x2c0_tileSize) / x2c0_tileSize);
  x2e4_computedGridCellCount = x2cc_gridCellCount = (dimX + 1) * (dimY + 1);
  x2dc_vertIntersects.reset();
  if (!x2d8_tileIntersects || dimX != x2c4_gridDimX || dimY != x2c8_gridDimY) {
    x2d8_tileIntersects.reset(new bool[x2cc_gridCellCount]);
  }
  x2c4_gridDimX = dimX;
  x2c8_gridDimY = dimY;
  for (int i = 0; i < x2c8_gridDimY; ++i) {
    for (int j = 0; j < x2c4_gridDimX; ++j) {
      x2d8_tileIntersects[i * x2c4_gridDimX + j] = true;
    }
  }
  if (!x2e0_patchIntersects || x2d0_patchDimX != 0 || x2d4_patchDimY != 0) {
    x2e0_patchIntersects.reset(new u8[32]);
  }
  for (int i = 0; i < 32; ++i) {
    x2e0_patchIntersects[i] = 1;
  }
  x2d4_patchDimY = 0;
  x2d0_patchDimX = 0;
  x2e8_28_recomputeClipping = recomputeClipping;
}

constexpr CMaterialFilter SolidFilter = CMaterialFilter::MakeInclude({EMaterialTypes::Solid});

void CScriptWater::SetupGridClipping(CStateManager& mgr, int computeVerts) {
  if (x2e8_28_recomputeClipping) {
    x2e4_computedGridCellCount = 0;
    x2dc_vertIntersects.reset();
    x2e8_28_recomputeClipping = false;
  }

  if (x2e4_computedGridCellCount >= x2cc_gridCellCount) {
    return;
  }

  if (!x2dc_vertIntersects) {
    x2dc_vertIntersects.reset(new bool[(x2c4_gridDimX + 1) * (x2c8_gridDimY + 1)]);
  }

  const zeus::CAABox triggerBounds = GetTriggerBoundsWR();
  zeus::CVector3f basePos = triggerBounds.min;
  basePos.z() = triggerBounds.max.z() + 0.8f;
  auto gridDiv = std::div(x2e4_computedGridCellCount, x2c4_gridDimX + 1);
  float yOffset = x2c0_tileSize * gridDiv.quot;
  float xOffset = x2c0_tileSize * gridDiv.rem;
  float mag = std::min(120.f, 2.f * (x130_bounds.max.z() - x130_bounds.min.z()) + 0.8f);
  for (int i = x2e4_computedGridCellCount; i < std::min(x2e4_computedGridCellCount + computeVerts, x2cc_gridCellCount);
       ++i) {
    zeus::CVector3f pos = basePos;
    pos.x() += xOffset;
    pos.y() += yOffset;
    x2dc_vertIntersects[i] = mgr.RayStaticIntersection(pos, zeus::skDown, mag, SolidFilter).IsValid();
    gridDiv.rem += 1;
    xOffset += x2c0_tileSize;
    if (gridDiv.rem > x2c4_gridDimX) {
      yOffset += x2c0_tileSize;
      xOffset = 0.f;
      gridDiv.rem = 0;
    }
  }
  x2e4_computedGridCellCount += computeVerts;
  if (x2e4_computedGridCellCount < x2cc_gridCellCount) {
    return;
  }

  x2e4_computedGridCellCount = x2cc_gridCellCount;
  x2d8_tileIntersects.reset(new bool[x2cc_gridCellCount]);

  for (int i = 0; i < x2c8_gridDimY; ++i) {
    const int rowBase = x2c4_gridDimX * i;
    const int nextRowBase = (x2c4_gridDimX + 1) * i;
    for (int j = 0; j < x2c4_gridDimX; ++j) {
      x2d8_tileIntersects[rowBase + j] = x2dc_vertIntersects[nextRowBase + j] ||
                                         x2dc_vertIntersects[nextRowBase + j + 1] ||
                                         x2dc_vertIntersects[nextRowBase + j + x2c4_gridDimX + 1] ||
                                         x2dc_vertIntersects[nextRowBase + j + x2c4_gridDimX + 2];
    }
  }

  const int tilesPerPatch = std::min(42 / x1b4_fluidPlane->GetTileSubdivisions(), 7);
  x2d0_patchDimX = (tilesPerPatch + x2c4_gridDimX - 1) / tilesPerPatch;
  x2d4_patchDimY = (tilesPerPatch + x2c8_gridDimY - 1) / tilesPerPatch;
  x2e0_patchIntersects.reset(new u8[x2d0_patchDimX * x2d4_patchDimY]);

  int curTileY = 0;
  int nextTileY;
  for (int i = 0; i < x2d4_patchDimY; ++i, curTileY = nextTileY) {
    nextTileY = curTileY + tilesPerPatch;
    int curTileX = 0;
    const int rowBase = x2d0_patchDimX * i;
    for (int j = 0; j < x2d0_patchDimX; ++j) {
      int nextTileX = curTileX + tilesPerPatch;
      bool allClear = true;
      bool allIntersections = true;
      for (int k = curTileY; k < std::min(nextTileY, x2c8_gridDimY); ++k) {
        if (!allClear && !allIntersections) {
          break;
        }
        for (int l = curTileX; l < std::min(nextTileX, x2c4_gridDimX); ++l) {
          if (x2d8_tileIntersects[k * x2c4_gridDimX + l]) {
            allClear = false;
            if (!allIntersections) {
              break;
            }
          } else {
            allIntersections = false;
            if (!allClear) {
              break;
            }
          }
        }
      }

      u8 flag = 2;
      if (allIntersections) {
        flag = 1;
      } else if (allClear) {
        flag = 0;
      }

      x2e0_patchIntersects[rowBase + j] = flag;
      curTileX += tilesPerPatch;
    }
  }

  x2dc_vertIntersects.reset();
}

void CScriptWater::UpdateSplashInhabitants(CStateManager& mgr) {
  for (auto it = x1fc_waterInhabitants.begin(); it != x1fc_waterInhabitants.end();) {
    auto& inhab = *it;
    const TCastToPtr<CActor> act = mgr.ObjectById(inhab.first);
    bool intersects = false;
    if (act) {
      if (const auto tb = act->GetTouchBounds()) {
        const zeus::CAABox thisTb = GetTriggerBoundsWR();
        if (tb->min.z() <= thisTb.max.z() && tb->max.z() >= thisTb.max.z()) {
          intersects = true;
        }
      }
    }

    if (act && inhab.second) {
      if (intersects) {
        act->FluidFXThink(EFluidState::InFluid, *this, mgr);
      }
      mgr.SendScriptMsg(act.GetPtr(), GetUniqueId(), EScriptObjectMessage::UpdateSplashInhabitant);
      inhab.second = false;
    } else {
      it = x1fc_waterInhabitants.erase(it);
      if (act) {
        if (intersects) {
          act->FluidFXThink(EFluidState::LeftFluid, *this, mgr);
        }
        mgr.SendScriptMsg(act.GetPtr(), GetUniqueId(), EScriptObjectMessage::RemoveSplashInhabitant);
      }
      continue;
    }
    ++it;
  }
}

void CScriptWater::Accept(IVisitor& visitor) { visitor.Visit(this); }

void CScriptWater::Think(float dt, CStateManager& mgr) {
  if (!x30_24_active) {
    return;
  }

  const bool oldCamSubmerged = x148_25_camSubmerged;
  CScriptTrigger::Think(dt, mgr);

  CGameCamera* curCam = mgr.GetCameraManager()->GetCurrentCamera(mgr);
  if (x148_25_camSubmerged && !oldCamSubmerged) {
    mgr.SendScriptMsg(curCam, x8_uid, EScriptObjectMessage::AddSplashInhabitant);
  } else if (!x148_25_camSubmerged && oldCamSubmerged) {
    mgr.SendScriptMsg(curCam, x8_uid, EScriptObjectMessage::RemoveSplashInhabitant);
  }

  UpdateSplashInhabitants(mgr);

  if (x2e8_30_alphaOut) {
    x2bc_alpha -= x2b8_alphaOutRecip * dt * x1b4_fluidPlane->GetAlpha();
    x214_fogBias -= x2b8_alphaOutRecip * dt * x21c_origFogBias;
    x218_fogMagnitude -= x2b8_alphaOutRecip * dt * x220_origFogMagnitude;
    if (x2bc_alpha <= 0.f) {
      x218_fogMagnitude = 0.f;
      x214_fogBias = 0.f;
      x2bc_alpha = 0.f;
      x2e8_30_alphaOut = false;
    }
  } else if (x2e8_29_alphaIn) {
    x2bc_alpha += x2b4_alphaInRecip * dt * x1b4_fluidPlane->GetAlpha();
    x214_fogBias -= x2b4_alphaInRecip * dt * x21c_origFogBias;
    x218_fogMagnitude -= x2b4_alphaInRecip * dt * x220_origFogMagnitude;
    if (x2bc_alpha > x1b4_fluidPlane->GetAlpha()) {
      x2bc_alpha = x1b4_fluidPlane->GetAlpha();
      x214_fogBias = x21c_origFogBias;
      x218_fogMagnitude = x220_origFogMagnitude;
      x2e8_29_alphaIn = false;
    }
  }

  if (x2e8_26_morphing) {
    bool stillMorphing = true;
    if (x2e8_25_morphIn) {
      x1f8_morphFactor += dt / x1d0_morphInTime;
      if (x1f8_morphFactor > 1.f) {
        x1f8_morphFactor = 1.f;
        stillMorphing = false;
      }
    } else {
      x1f8_morphFactor -= dt / x1f4_morphOutTime;
      if (x1f8_morphFactor < 0.f) {
        x1f8_morphFactor = 0.f;
        stillMorphing = false;
      }
    }

    SetTranslation(zeus::CVector3f::lerp(x1d4_positionOrig, x1b8_positionMorphed, x1f8_morphFactor));
    const zeus::CVector3f lerpExtent = zeus::CVector3f::lerp(x1e0_extentOrig, x1c4_extentMorphed, x1f8_morphFactor);
    x130_bounds = zeus::CAABox(lerpExtent * -0.5f, lerpExtent * 0.5f);
    CalculateRenderBounds();

    if (!stillMorphing) {
      SetMorphing(false);
    } else {
      SetupGrid(false);
    }
  }

  SetupGridClipping(mgr, 4);
}

void CScriptWater::AcceptScriptMsg(EScriptObjectMessage msg, TUniqueId other, CStateManager& mgr) {
  switch (msg) {
  case EScriptObjectMessage::Next:
    if (!x30_24_active) {
      break;
    }
    x2e8_25_morphIn = !x2e8_25_morphIn;
    if (x2e8_25_morphIn) {
      for (const SConnection& conn : x20_conns) {
        if (conn.x0_state != EScriptObjectState::Play || conn.x4_msg != EScriptObjectMessage::Activate) {
          continue;
        }
        const auto list = mgr.GetIdListForScript(conn.x8_objId);
        if (list.first == mgr.GetIdListEnd()) {
          continue;
        }
        if (const TCastToConstPtr<CScriptTrigger> trig = mgr.GetObjectById(list.first->second)) {
          x1b8_positionMorphed = trig->GetTranslation();
          x1c4_extentMorphed = trig->GetTriggerBoundsOR().max - trig->GetTriggerBoundsOR().min;
          x1f0_damageMorphed = trig->GetDamageInfo().GetDamage();
          x1d4_positionOrig = GetTranslation();
          x1e0_extentOrig = x130_bounds.max - x130_bounds.min;
          x1ec_damageOrig = x100_damageInfo.GetDamage();
          break;
        }
      }
    }
    SetMorphing(true);
    break;
  case EScriptObjectMessage::Activate:
    x2e8_30_alphaOut = false;
    if (std::fabs(x2ac_alphaInTime) < 0.00001f) {
      x2bc_alpha = x1b4_fluidPlane->GetAlpha();
      x214_fogBias = x21c_origFogBias;
      x218_fogMagnitude = x220_origFogMagnitude;
    } else {
      x2e8_29_alphaIn = true;
    }
    break;
  case EScriptObjectMessage::Action:
    x2e8_29_alphaIn = false;
    if (std::fabs(x2b0_alphaOutTime) < 0.00001f) {
      x2bc_alpha = 0.f;
      x214_fogBias = 0.f;
      x218_fogMagnitude = 0.f;
    } else {
      x2e8_30_alphaOut = true;
    }
    break;
  default:
    break;
  }

  CScriptTrigger::AcceptScriptMsg(msg, other, mgr);
}

void CScriptWater::PreRender(CStateManager& mgr, const zeus::CFrustum& frustum) {
  if (!x2e8_27_allowRender) {
    xe4_30_outOfFrustum = true;
    return;
  }

  const zeus::CAABox aabb = GetSortingBounds(mgr);
  xe4_30_outOfFrustum = !frustum.aabbFrustumTest(aabb);
  if (xe4_30_outOfFrustum) {
    return;
  }

  if (x4_areaId != kInvalidAreaId) {
    if (x90_actorLights->GetMaxAreaLights() && (xe4_29_actorLightsDirty || x90_actorLights->GetIsDirty())) {
      const CGameArea* area = mgr.GetWorld()->GetAreaAlways(x4_areaId);
      if (area->IsPostConstructed()) {
        x90_actorLights->BuildAreaLightList(mgr, *area, GetTriggerBoundsWR());
        xe4_29_actorLightsDirty = false;
      }
    }
    x90_actorLights->BuildDynamicLightList(mgr, GetTriggerBoundsWR());
  }
  x150_frustum = frustum;
}

void CScriptWater::AddToRenderer(const zeus::CFrustum& /*frustum*/, CStateManager& mgr) {
  if (xe4_30_outOfFrustum) {
    return;
  }

  const zeus::CPlane plane(zeus::skUp, x34_transform.origin.z() + x130_bounds.max.z());
  const zeus::CAABox renderBounds = GetSortingBounds(mgr);
  mgr.AddDrawableActorPlane(*this, plane, renderBounds);
}

void CScriptWater::Render(CStateManager& mgr) {
  if (x30_24_active && !xe4_30_outOfFrustum) {
    const float zOffset = 0.5f * (x9c_renderBounds.max.z() + x9c_renderBounds.min.z()) - x34_transform.origin.z();
    const zeus::CAABox aabb = x9c_renderBounds.getTransformedAABox(zeus::CTransform::Translate(
        -x34_transform.origin.x(), -x34_transform.origin.y(), -x34_transform.origin.z() - zOffset));
    zeus::CTransform xf = x34_transform;
    xf.origin.z() += zOffset;
    const zeus::CVector3f areaCenter = mgr.GetWorld()->GetAreaAlways(mgr.GetNextAreaId())->GetAABB().center();
    const std::optional<CRippleManager> rippleMan(mgr.GetFluidPlaneManager()->GetRippleManager());
    x1b4_fluidPlane->Render(mgr, x2bc_alpha, aabb, xf, mgr.GetWorld()->GetAreaAlways(x4_areaId)->GetTransform(), false,
                            x150_frustum, rippleMan, x8_uid, x2d8_tileIntersects.get(), x2c4_gridDimX, x2c8_gridDimY,
                            areaCenter);
    if (x214_fogBias != 0.f) {
      if (mgr.GetPlayerState()->CanVisorSeeFog(mgr)) {
        const float fogLevel = mgr.IntegrateVisorFog(
            x218_fogMagnitude * std::sin(x224_fogSpeed * CGraphics::GetSecondsMod900()) + x214_fogBias);
        if (fogLevel > 0.f) {
          zeus::CAABox fogBox = GetTriggerBoundsWR();
          fogBox.min.z() = float(fogBox.max.z());
          fogBox.max.z() += fogLevel;
          const zeus::CTransform modelXf =
              zeus::CTransform::Translate(fogBox.center()) * zeus::CTransform::Scale((fogBox.max - fogBox.min) * 0.5f);
          const zeus::CAABox renderAABB(zeus::skNegOne3f, zeus::skOne3f);
          CGraphics::SetModelMatrix(modelXf);
          g_Renderer->SetAmbientColor(zeus::skWhite);
          g_Renderer->RenderFogVolume(x228_fogColor, renderAABB, nullptr, nullptr);
        }
      }
    }
    CGraphics::DisableAllLights();
  }
  CActor::Render(mgr);
}

void CScriptWater::Touch(CActor& otherAct, CStateManager& mgr) {
  if (!x30_24_active) {
    return;
  }

  CScriptTrigger::Touch(otherAct, mgr);
  if (otherAct.GetMaterialList().HasMaterial(EMaterialTypes::Trigger)) {
    return;
  }

  for (auto& inhab : x1fc_waterInhabitants)
    if (inhab.first == otherAct.GetUniqueId()) {
      inhab.second = true;
      return;
    }

  const auto touchBounds = otherAct.GetTouchBounds();
  if (!touchBounds) {
    return;
  }

  x1fc_waterInhabitants.emplace_back(otherAct.GetUniqueId(), true);
  const float triggerMaxZ = GetTriggerBoundsWR().max.z();
  if (touchBounds->min.z() <= triggerMaxZ && touchBounds->max.z() >= triggerMaxZ) {
    otherAct.FluidFXThink(EFluidState::EnteredFluid, *this, mgr);
  }

  mgr.SendScriptMsg(&otherAct, x8_uid, EScriptObjectMessage::AddSplashInhabitant);
}

void CScriptWater::CalculateRenderBounds() {
  zeus::CVector3f aabbMin = x130_bounds.min;
  aabbMin.z() = x130_bounds.max.z() - 1.f;
  zeus::CVector3f aabbMax = x130_bounds.max;
  aabbMax.z() += 1.f;
  const zeus::CVector3f transAABBMin = aabbMin + GetTranslation();
  const zeus::CVector3f transAABBMax = aabbMax + GetTranslation();
  x9c_renderBounds = zeus::CAABox(transAABBMin, transAABBMax);
}

zeus::CAABox CScriptWater::GetSortingBounds(const CStateManager& mgr) const {
  zeus::CVector3f max = x9c_renderBounds.max;
  max.z() = std::max(float(max.z()), x9c_renderBounds.max.z() - 1.f + x214_fogBias + x218_fogMagnitude);
  return {x9c_renderBounds.min, max};
}

EWeaponCollisionResponseTypes CScriptWater::GetCollisionResponseType(const zeus::CVector3f&, const zeus::CVector3f&,
                                                                     const CWeaponMode&, EProjectileAttrib) const {
  return EWeaponCollisionResponseTypes::Water;
}

u16 CScriptWater::GetSplashSound(float mag) const { return x298_splashSounds[GetSplashIndex(mag)]; }

const std::optional<TLockedToken<CGenDescription>>& CScriptWater::GetSplashEffect(float mag) const {
  return x264_splashEffects[GetSplashIndex(mag)];
}

float CScriptWater::GetSplashEffectScale(float dt) const {
  if (std::fabs(dt - 1.f) < 0.00001f) {
    return kSplashScales[5];
  }

  const u32 idx = GetSplashIndex(dt);
  const float s = dt - std::floor(dt * 3.f);
  return ((1.f - s) * (s * kSplashScales[idx * 2])) + kSplashScales[idx];
}

u32 CScriptWater::GetSplashIndex(float mag) const {
  const auto idx = u32(mag * 3.f);
  return (idx < 3 ? idx : idx - 1);
}

void CScriptWater::SetMorphing(bool m) {
  if (m == x2e8_26_morphing) {
    return;
  }

  x2e8_26_morphing = m;
  SetupGrid(!m);
}

const CScriptWater* CScriptWater::GetNextConnectedWater(const CStateManager& mgr) const {
  for (const SConnection& conn : x20_conns) {
    if (conn.x0_state != EScriptObjectState::Play || conn.x4_msg != EScriptObjectMessage::Activate) {
      continue;
    }
    const auto its = mgr.GetIdListForScript(conn.x8_objId);
    if (its.first != mgr.GetIdListEnd()) {
      if (const TCastToConstPtr<CScriptWater> water = mgr.GetObjectById(its.first->second)) {
        return water.GetPtr();
      }
    }
  }
  return nullptr;
}

bool CScriptWater::CanRippleAtPoint(const zeus::CVector3f& point) const {
  if (!x2d8_tileIntersects) {
    return true;
  }

  const auto xTile = int((point.x() - GetTriggerBoundsWR().min.x()) / x2c0_tileSize);
  if (xTile < 0 || xTile >= x2c4_gridDimX) {
    return false;
  }

  const auto yTile = int((point.y() - GetTriggerBoundsWR().min.y()) / x2c0_tileSize);
  if (yTile < 0 || yTile >= x2c8_gridDimY) {
    return false;
  }

  return x2d8_tileIntersects[yTile * x2c4_gridDimX + xTile];
}
} // namespace metaforce