SkyXManager.cpp

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/*
    This source file is part of Rigs of Rods
    Copyright 2005-2012 Pierre-Michel Ricordel
    Copyright 2007-2012 Thomas Fischer
    Copyright 2013-2014 Petr Ohlidal
 
    For more information, see http://www.rigsofrods.com/
 
    Rigs of Rods is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License version 3, as
    published by the Free Software Foundation.
 
    Rigs of Rods is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with Rigs of Rods. If not, see <http://www.gnu.org/licenses/>.
*/
 
#include "SkyXManager.h"
 
#include "Actor.h"
#include "AppContext.h"
#include "CameraManager.h"
#include "GameContext.h"
#include "GfxScene.h"
#include "HydraxWater.h"
#include "Terrain.h"
#include "TerrainGeometryManager.h"
 
using namespace Ogre;
using namespace RoR;
 
SkyXManager::SkyXManager(Ogre::String configFile)
{
    InitLight();
 
    //Ogre::ResourceGroupManager::getSingleton().addResourceLocation("..\\resource\\SkyX\\","FileSystem", "SkyX",true); //Temp
 
    mBasicController = new SkyX::BasicController();
    mSkyX = new SkyX::SkyX(App::GetGfxScene()->GetSceneManager(), mBasicController);
 
    mCfgFileManager = new SkyX::CfgFileManager(mSkyX, mBasicController, App::GetCameraManager()->GetCamera());
    mCfgFileManager->load(configFile);
 
    mSkyX->create();
 
    RoR::App::GetAppContext()->GetOgreRoot()->addFrameListener(mSkyX);
    RoR::App::GetAppContext()->GetRenderWindow()->addListener(mSkyX);
}
 
SkyXManager::~SkyXManager()
{
    RoR::App::GetAppContext()->GetRenderWindow()->removeListener(mSkyX);
    mSkyX->remove();
 
    mSkyX = nullptr;
 
    delete mBasicController;
    mBasicController = nullptr;
}
 
Vector3 SkyXManager::getMainLightDirection()
{
    if (mBasicController != nullptr)
        return mBasicController->getSunDirection();
    return Ogre::Vector3(0.0,0.0,0.0);
}
 
Light *SkyXManager::getMainLight()
{
    return mLight1;
}
 
bool SkyXManager::update(float dt)
{
    UpdateSkyLight();
    mSkyX->update(dt);
    return true;
}
 
 
bool SkyXManager::UpdateSkyLight()
{
    Ogre::Vector3 lightDir = -getMainLightDirection();
    const Ogre::Vector3 camPos = App::GetCameraManager()->GetCameraNode()->_getDerivedPosition();
    Ogre::Vector3 sunPos = camPos - lightDir*mSkyX->getMeshManager()->getSkydomeRadius(App::GetCameraManager()->GetCamera());
 
    // Calculate current color gradients point
    float point = (-lightDir.y + 1.0f) / 2.0f;
 
    if (App::GetGameContext()->GetTerrain()->getHydraxManager ()) 
    {
        App::GetGameContext()->GetTerrain()->getHydraxManager ()->GetHydrax ()->setWaterColor (mWaterGradient.getColor (point));
        App::GetGameContext()->GetTerrain()->getHydraxManager ()->GetHydrax ()->setSunPosition (sunPos*0.1);
    }
        
 
    mLight0 = App::GetGfxScene()->GetSceneManager()->getLight("Light0");
    mLight1 = App::GetGfxScene()->GetSceneManager()->getLight("Light1");
 
    mLight0->setPosition(sunPos*0.02);
    mLight1->setDirection(lightDir);
    if (App::GetGameContext()->GetTerrain()->getWater())
    {
        App::GetGameContext()->GetTerrain()->getGfxWater()->WaterSetSunPosition(sunPos*0.1);
    }
 
    //setFadeColour was removed with https://github.com/RigsOfRods/rigs-of-rods/pull/1459
/*  Ogre::Vector3 sunCol = mSunGradient.getColor(point);
    mLight0->setSpecularColour(sunCol.x, sunCol.y, sunCol.z);
    if (App::GetGameContext()->GetTerrain()->getWater()) App::GetGameContext()->GetTerrain()->getWater()->setFadeColour(Ogre::ColourValue(sunCol.x, sunCol.y, sunCol.z));
    */
    Ogre::Vector3 ambientCol = mAmbientGradient.getColor(point);
    mLight1->setDiffuseColour(ambientCol.x, ambientCol.y, ambientCol.z);
    mLight1->setPosition(100,100,100);
 
    if (mBasicController->getTime().x > 12)
    {
        if (mBasicController->getTime().x > mBasicController->getTime().z)
            mLight0->setVisible(false);
        else
            mLight0->setVisible(true);
    } 
    else
    {
        if (mBasicController->getTime ().x < mBasicController->getTime ().z)
            mLight0->setVisible (false);
        else
            mLight0->setVisible (true);
    }
    
    if (round (mBasicController->getTime ().x) != mLastHour)
    {
        TerrainGeometryManager* gm = App::GetGameContext()->GetTerrain()->getGeometryManager ();
        if (gm)
            gm->updateLightMap ();
 
        mLastHour = round (mBasicController->getTime ().x);
    }
 
    return true;
}
 
bool SkyXManager::InitLight()
{
    // Water
    mWaterGradient = SkyX::ColorGradient();
    mWaterGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.058209,0.535822,0.779105)*0.4, 1));
    mWaterGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.058209,0.535822,0.729105)*0.3, 0.8));
    mWaterGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.058209,0.535822,0.679105)*0.25, 0.6));
    mWaterGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.058209,0.535822,0.679105)*0.2, 0.5));
    mWaterGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.058209,0.535822,0.679105)*0.1, 0.45));
    mWaterGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.058209,0.535822,0.679105)*0.025, 0));
    // Sun
    mSunGradient = SkyX::ColorGradient();
    mSunGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.8,0.75,0.55)*1.5, 1.0f));
    mSunGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.8,0.75,0.55)*1.4, 0.75f));
    mSunGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.8,0.75,0.55)*1.3, 0.5625f));
    mSunGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.6,0.5,0.2)*1.5, 0.5f));
    mSunGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.5,0.5,0.5)*0.25, 0.45f));
    mSunGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(0.5,0.5,0.5)*0.01, 0.0f));
    // Ambient
    mAmbientGradient = SkyX::ColorGradient();
    mAmbientGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(1,1,1)*1, 1.0f));
    mAmbientGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(1,1,1)*1, 0.6f));
    mAmbientGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(1,1,1)*0.6, 0.5f));
    mAmbientGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(1,1,1)*0.3, 0.45f));
    mAmbientGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(1,1,1)*0.1, 0.35f));
    mAmbientGradient.addCFrame(SkyX::ColorGradient::ColorFrame(Ogre::Vector3(1,1,1)*0.05, 0.0f));
 
    App::GetGfxScene()->GetSceneManager()->setAmbientLight(ColourValue(0.35,0.35,0.35)); //Not needed because terrn2 has ambientlight settings
 
    // Light
    mLight0 = App::GetGfxScene()->GetSceneManager()->createLight("Light0");
    mLight0->setDiffuseColour(1, 1, 1);
    mLight0->setCastShadows(false);
 
    mLight1 = App::GetGfxScene()->GetSceneManager()->createLight("Light1");
    mLight1->setType(Ogre::Light::LT_DIRECTIONAL);
 
    return true;
}
 
size_t SkyXManager::getMemoryUsage()
{
    //TODO
    return 0;
}
 
void SkyXManager::freeResources()
{
    //TODO
}