rodecomp/Source/Contents/Map/MapSkyMgr.cpp

#include "Contents/Map/MapSkyMgr.h"
#include "Client/Mode/CGameMode.h"
#include "Client/Mode/ModeMgr.h"
#include "Client/Session/Session.h"
#include "Contents/Configuration/ServiceOptions.h"
#include "Contents/Effects/Core/EffectActor.h"
#include "Contents/Effects/Core/EffectLists.h"
#include "Contents/Effects/Core/RagEffect.h"
#include "Contents/World/World.h"
#include "File/MapName.h"
#include "Render/Renderer.h"
#include "Resource/World/TerrainResource.h"
#include "Utility/Math/AffineMatrix.h"

#include <algorithm>
#include <cctype>
#include <cstdlib>
#include <new>

struct MapSkyCloud : CEffect {
  /* 00CC */ unsigned char padding_00CC[0x28];
  /* 00F4 */ unsigned char colorR;
  /* 00F5 */ unsigned char colorG;
  /* 00F6 */ unsigned char colorB;
  /* 00F7 */ unsigned char padding_00F7;
  /* 00F8 */ float velocityX;
  /* 00FC */ float velocityY;
  /* 0100 */ float velocityZ;
  /* 0104 */ float scriptFloatParameterA;
  /* 0108 */ float scriptFloatParameterB;
  /* 010C */ int scriptIntegerParameterA;
  /* 0110 */ int scriptIntegerParameterB;
  /* 0114 */ int scriptIntegerParameterC;
  /* 0118 */ int scriptIntegerParameterD;
  /* 011C */ float scriptFloatParameterC;
  /* 0120 */ float spanX;
  /* 0124 */ float spanZ;
  /* 0128 */ unsigned char flag;
};

// GLOBAL: gl_24482
CWeatherEffect g_weatherEffect;

// GLOBAL: gl_24633
float g_depthAverageHalf = 0.5f;


static_assert(sizeof(std::vector<std::string>) == 12);

// OFFSET: 0x005B8D50
// FUNCTION: fn_03431
CMapSkyMgr::CMapSkyMgr() : m_script(nullptr) {
  this->m_script = new LuaScript();
  this->m_script->Open();
}

// OFFSET: 0x005B8DD0
// FUNCTION: fn_03432
void CMapSkyMgr::Unused() {
}

// OFFSET: 0x005B8F00
// FUNCTION: fn_03435
bool CMapSkyMgr::LoadData() {
  return this->m_script->Load("Lua Files\\MapSkyData\\MapSkyData", true, false);
}

// OFFSET: 0x00C7B200
// FUNCTION: fn_20362
CWeatherEffect::CWeatherEffect()
    : color(), targetColor(), fog(), lightColor() {
  this->darken = 0;
  this->enabled = 1;
  this->lightning = 0;
  this->effect = nullptr;
  this->actor = nullptr;
  this->counter = 0;
  this->color[0] = 1.0f;
  this->color[1] = 1.0f;
  this->color[2] = 1.0f;
  this->fog[0] = 0.0f;
  this->fog[1] = 0.0f;
  this->fog[2] = 0.0f;
  this->lightColor[0] = 1.0f;
  this->lightColor[1] = 1.0f;
  this->lightColor[2] = 1.0f;
}

// OFFSET: 0x00C7B530
// FUNCTION: fn_20365
void CWeatherEffect::AddMapWeather(std::string mapName, std::string weather) {
  std::pair<std::string, std::string> entry;
  entry.second = weather;
  entry.first = mapName;
  this->mapWeathers.push_back(entry);
}

// OFFSET: 0x00C7B6F0
// FUNCTION: fn_20366
vector3d CWeatherEffect::GetWindDirection() const {
  vector3d direction = {0.0f, 0.0f, 0.0f};
  const float sine = ClientSine((this->counter >> 3) + 90);
  const float cosine = ClientCosine((this->counter >> 3) + 90);
  direction.z = 0.0f;
  direction.x = cosine * 1000.0f + sine * 0.0f;
  direction.y = cosine * 0.0f - sine * 1000.0f;
  return direction;
}

// OFFSET: 0x00C7B790
// FUNCTION: fn_20367
__declspec(noinline) void CWeatherEffect::Play(char kind) {
  if (this->effect && this->effect->GetDuration() - this->effect->state.stateCnt <= 300) {
    return;
  }

  CGameMode* mode = static_cast<CGameMode*>(g_modeMgr.GetGameMode());
  this->actor = mode->scene->player;

  if (kind == 0) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0xe5, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 1) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0xe6, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 2) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0xe9, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 3) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0x203, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 4) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0x204, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 5) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0x250, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 7) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0x2b9, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 8) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0x2ba, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 9) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0x3b1, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 10) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0x415, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 11) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0x45b, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  } else if (kind == 15) {
    this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0x479, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  }
}

// OFFSET: 0x00C7B9E0
// FUNCTION: fn_20368
void CWeatherEffect::StartDarken() {
  this->darken = 1;
}

// OFFSET: 0x00C7B9F0
// FUNCTION: fn_20369
void CWeatherEffect::Fireworks() {
  CGameMode* mode = static_cast<CGameMode*>(g_modeMgr.GetGameMode());
  this->actor = mode->scene->player;
  static_cast<EffectActor*>(this->actor)->LaunchEffect(0x12d, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);

  for (int count = 0; count < 160; ++count) {
    static_cast<EffectActor*>(this->actor)->LaunchEffect(0x129, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
  }
}

// OFFSET: 0x00C7BB20
// FUNCTION: fn_20370
void CWeatherEffect::Snow() {
  if (this->effect && this->effect->GetDuration() - this->effect->state.stateCnt <= 300) {
    return;
  }

  CGameMode* mode = static_cast<CGameMode*>(g_modeMgr.GetGameMode());
  this->actor = mode->scene->player;
  this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0xa2, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
}

// OFFSET: 0x00C7BBA0
// FUNCTION: fn_20371
void CWeatherEffect::StartLightning() {
  this->lightning = 1;
  this->counter = 0;
}

// OFFSET: 0x00C7BBB0
// FUNCTION: fn_20372
void CWeatherEffect::Process() {
  if (this->darken == 1) {
    if (this->color[0] > 0.5f) {
      this->color[0] -= 0.005f;
    }
    if (this->color[1] > 0.5f) {
      this->color[1] -= 0.005f;
    }
  } else if (this->lightning == 1) {
    ++this->counter;
    if (this->counter > 1000) {
      this->lightning = 0;
    }
    if ((this->counter / 3 & 1) == 0) {
      this->color[0] = 0.2f;
      this->color[1] = 0.2f;
    } else {
      this->color[0] = 1.0f;
      this->color[1] = 1.0f;
    }
  } else {
    for (int index = 0; index < 3; ++index) {
      if (this->color[index] < 1.0f && this->color[index] < this->targetColor[index]) {
        this->color[index] += 0.005f;
      }
    }
  }

  if (this->effect && !static_cast<EffectActor*>(this->actor)->Contains(reinterpret_cast<const RagEffectState*>(this->effect))) {
    this->effect = nullptr;
  }

  this->lightColor[0] = 1.0f - (1.0f - this->fog[0]) * (1.0f - this->color[0]);
  this->lightColor[1] = 1.0f - (1.0f - this->fog[1]) * (1.0f - this->color[1]);
  this->lightColor[2] = 1.0f - (1.0f - this->fog[2]) * (1.0f - this->color[2]);
}

// OFFSET: 0x00C7BD30
// FUNCTION: fn_20373
void CWeatherEffect::ResetEffect() {
  this->effect = nullptr;
}

// OFFSET: 0x00C7BD40
// FUNCTION: fn_20374
void CWeatherEffect::ApplyMapWeather(std::string mapName) {
  if (!g_serviceOptions.Get(8)) {
    return;
  }

  for (auto entry = this->mapWeathers.begin(); entry != this->mapWeathers.end(); ++entry) {
    if (entry->first != mapName) {
      continue;
    }

    if (entry->second == "snow") {
      if (!this->effect || this->effect->GetDuration() - this->effect->state.stateCnt > 300) {
        CGameMode* mode = static_cast<CGameMode*>(g_modeMgr.GetGameMode());
        this->actor = mode->scene->player;
        this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0xa2, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
      }
    } else if (entry->second == "sakura") {
      if (!this->effect || this->effect->GetDuration() - this->effect->state.stateCnt > 300) {
        CGameMode* mode = static_cast<CGameMode*>(g_modeMgr.GetGameMode());
        this->actor = mode->scene->player;
        this->effect = static_cast<EffectActor*>(this->actor)->LaunchEffect(0xa3, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
      }
    } else if (entry->second == "pokjuk") {
      CGameMode* mode = static_cast<CGameMode*>(g_modeMgr.GetGameMode());
      this->actor = mode->scene->player;
      static_cast<EffectActor*>(this->actor)->LaunchEffect(0x12d, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);

      for (int count = 0; count < 160; ++count) {
        static_cast<EffectActor*>(this->actor)->LaunchEffect(0x129, vector3d{0.0f, 0.0f, 0.0f}, 0.0f);
      }
    }
  }
}

// OFFSET: 0x00C7C010
// FUNCTION: fn_20375
void CWeatherEffect::Unused() {
}

// OFFSET: 0x00C7C040
// FUNCTION: fn_20376
void CWeatherEffect::StopDarken() {
  this->darken = 0;
}

// OFFSET: 0x00C7C070
// FUNCTION: fn_20377
void CWeatherEffect::ExtendEffect() {
  if (this->effect) {
    this->effect->SetStateDuration(this->effect->state.stateCnt + 300);
  }
}

// OFFSET: 0x00C7C090
// FUNCTION: fn_20378
void CWeatherEffect::StopLightning() {
  this->lightning = 0;
}

// INLINED
static int ClampedRandom(int range) {
  if (range == 0) {
    return 0;
  }

  const int value = rand() % range;
  return value >= 0 ? value : 0;
}

// INLINED
static void SetCloudColor(MapSkyCloud* cloud, unsigned char red, unsigned char green, unsigned char blue) {
  cloud->colorR = red;
  cloud->colorB = blue;
  cloud->colorG = green;
}

// INLINED
static void SetCloudVelocity(MapSkyCloud* cloud, float x, float y, float z) {
  cloud->velocityX = x;
  cloud->velocityY = y;
  cloud->velocityZ = z;
}

// INLINED
static void SetCloudScriptParameters(MapSkyCloud* cloud, int integerA, int integerB, float floatA, int integerC, int integerD, float floatB) {
  cloud->scriptIntegerParameterA = integerA;
  cloud->scriptIntegerParameterB = integerB;
  cloud->scriptIntegerParameterD = integerD;
  cloud->scriptIntegerParameterC = integerC;
  cloud->scriptFloatParameterA = floatA;
  cloud->scriptFloatParameterB = floatB;
}

// OFFSET: 0x005B90F0
// FUNCTION: fn_03436
void CMapSkyMgr::CreateClouds(const std::string& mapName) {
  int typeCount = 0;
  this->m_script->Call("GetCloudTypeNum", "s>d", mapName.c_str(), &typeCount);

  const int mapWidth =
    static_cast<CGameMode*>(g_modeMgr.GetGameMode())->scene->terrain->width * static_cast<CGameMode*>(g_modeMgr.GetGameMode())->scene->terrain->cellSize;
  const int mapHeight =
    static_cast<CGameMode*>(g_modeMgr.GetGameMode())->scene->terrain->height * static_cast<CGameMode*>(g_modeMgr.GetGameMode())->scene->terrain->cellSize;

  for (int type = 1; type <= typeCount; ++type) {
    int count = 0;
    int range = 0x82;
    int red = 0;
    int green = 0;
    int blue = 0;
    double velX = 0.0;
    double velY = 0.0;
    double velZ = 0.0;
    double param2 = 0.0;
    double param5 = 0.0;
    int param0 = 0;
    int param1 = 0;
    int param3 = 0;
    int param4 = 0;
    double posY = 0.0;
    double param7 = 0.0;
    unsigned char flag = 1;

    this->m_script->Call(
      "GetCloudInfo",
      "sd>dddddlllddlddlllb",
      mapName.c_str(),
      type,
      &count,
      &range,
      &red,
      &green,
      &blue,
      &velX,
      &velY,
      &velZ,
      &param0,
      &param1,
      &param2,
      &param3,
      &param4,
      &param5,
      &posY,
      &param7,
      &flag
    );

    const float spanX = static_cast<float>(mapWidth) / static_cast<float>(count + 1);
    const float spanZ = static_cast<float>(mapHeight) / static_cast<float>(count + 1);
    for (int index = 0; index < count; ++index) {
      const int signX = ClampedRandom(2);
      const int offsetX = ClampedRandom(static_cast<int>(static_cast<float>(mapWidth) * 0.5f));
      const float x = static_cast<float>((1 - 2 * signX) * offsetX);

      const int signZ = ClampedRandom(2);
      const int offsetZ = ClampedRandom(static_cast<int>(static_cast<float>(mapHeight) * 0.5f));
      const float z = static_cast<float>((1 - 2 * signZ) * offsetZ);
      const float y = static_cast<float>(posY);

      CEffect* spawned = g_effectMgr->Spawn(0, 0x47a, x, y, z, 0, -1, 0, 0);
      if (!spawned) {
        continue;
      }

      auto* cloud = static_cast<MapSkyCloud*>(spawned);
      cloud->range = range;
      SetCloudColor(cloud, static_cast<unsigned char>(red), static_cast<unsigned char>(green), static_cast<unsigned char>(blue));
      SetCloudVelocity(cloud, static_cast<float>(velX), static_cast<float>(velY), static_cast<float>(velZ));
      SetCloudScriptParameters(cloud, param0, param1, static_cast<float>(param2), param3, param4, static_cast<float>(param5));
      cloud->scriptFloatParameterC = static_cast<float>(param7);
      cloud->spanX = spanX;
      cloud->spanZ = spanZ;
      cloud->flag = flag;
      cloud->ResetParticles();
    }
  }
}

// OFFSET: 0x005B95F0
// FUNCTION: fn_03437
void CMapSkyMgr::Apply(const std::string& mapName) {
  std::string sky = ScriptMapName(mapName.c_str());
  unsigned char exists = 0;
  this->m_script->Call("IsExistMapSkyData", "s>b", sky.c_str(), &exists);
  if (exists == 0) {
    g_renderer->SetClearColor(0xFF000000u);
    return;
  }

  int red = 0;
  int green = 0;
  int blue = 0;
  this->m_script->Call("GetBackgroundColor", "s>ddd", sky.c_str(), &red, &green, &blue);
  g_renderer->SetClearColor(
    0xFF000000u | ((static_cast<unsigned>(red) & 255u) << 16) | ((static_cast<unsigned>(green) & 255u) << 8) | (static_cast<unsigned>(blue) & 255u)
  );

  unsigned char drawStar = 0;
  this->m_script->Call("IsDrawStar", "s>b", sky.c_str(), &drawStar);
  if (drawStar == 1) {
    g_weatherEffect.Play(9);
  }

  this->CreateClouds(sky);

  int oldCount = 0;
  this->m_script->Call("GetOldCloudTypeNum", "s>d", sky.c_str(), &oldCount);
  for (int index = 1; index <= oldCount; ++index) {
    int info = -1;
    this->m_script->Call("GetOldCloudInfo", "sd>d", sky.c_str(), index, &info);
    if (info != -1) {
      g_weatherEffect.Play(static_cast<char>(info));
    }
  }

  bool fog = false;
  this->m_script->Call("IsBackGroundFog", "s>b", sky.c_str(), &fog);
  if (fog == true) {
    static_cast<CGameMode*>(g_modeMgr.GetGameMode())->scene->backgroundFog = fog;
  }
}

// GLOBAL: gl_24480
CMapSkyMgr* g_mapSkyMgr;

// OFFSET: 0x00E5CFB0
// FUNCTION: fn_24375
CMapSkyMgr* GetMapSkyMgr() {
  if (!g_mapSkyMgr) {
    g_mapSkyMgr = new (std::nothrow) CMapSkyMgr;
  }

  return g_mapSkyMgr;
}

// OFFSET: 0x00E5D100
// FUNCTION: fn_24378
void IgnoreNull() {
}

// OFFSET: 0x00E5D110
// FUNCTION: fn_24379
void RegisterLowercaseName(const char* name) {
  if (!name) {
    return;
  }

  std::string lowered(name);
  std::transform(lowered.begin(), lowered.end(), lowered.begin(), [](unsigned char character) { return static_cast<char>(std::tolower(character)); });

  if (std::find(g_session.skyMapNames.begin(), g_session.skyMapNames.end(), lowered.c_str()) == g_session.skyMapNames.end()) {
    g_session.skyMapNames.push_back(lowered.c_str());
  }
}