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https://port.numenaute.org/aleajactaest/khanat-code-old.git
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255 lines
7.4 KiB
C++
255 lines
7.4 KiB
C++
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "stdpch.h"
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#include "nel/misc/file.h"
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#include "zone_util.h"
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#include "fog_map.h"
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#include "client_cfg.h"
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#include "nel/3d/u_driver.h"
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#include <algorithm>
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//
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#include "interface_v3/interface_manager.h"
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#include "interface_v3/group_map.h"
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#include "client_cfg.h"
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#include "global.h"
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using namespace NLMISC;
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H_AUTO_DECL(RZ_FogMap)
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//===================================================================
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void CFogState::setupInDriver(NL3D::UDriver &drv)
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{
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H_AUTO_USE(RZ_FogMap)
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// Are we in wireframe ?
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bool filled = (drv.getPolygonMode() == NL3D::UDriver::Filled);
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if (FogEnabled && filled && ClientCfg.Fog)
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{
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drv.enableFog(true);
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drv.setupFog(FogStartDist, FogEndDist, FogColor);
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}
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else
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{
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drv.enableFog(false);
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}
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}
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//===================================================================
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CFogMap::CFogMap() : _MinCoord(0, 0), _MaxCoord(0, 0)
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{
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}
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//===================================================================
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void CFogMap::worldPosToMapPos(float inX, float inY, float &outX, float &outY) const
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{
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H_AUTO_USE(RZ_FogMap)
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outX = _MinCoord.x != _MaxCoord.x ? (inX - _MinCoord.x) / (_MaxCoord.x - _MinCoord.x) : _MinCoord.x;
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outY = _MinCoord.y != _MaxCoord.y ? 1.f - (inY - _MinCoord.y) / (_MaxCoord.y - _MinCoord.y) : 1.f - _MinCoord.y;
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}
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//===================================================================
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void CFogMap::getFogParams(float startDist, float endDist, float x, float y, float dayNight, float duskRatio, CLightCycleManager::TLightState lightState, CFogState &result)
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{
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H_AUTO_USE(RZ_FogMap)
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NLMISC::clamp(dayNight, 0.f, 1.f);
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//
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float mx, my;
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worldPosToMapPos(x, y, mx, my);
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// tmp patch for ring island : lookup dist / depth ahead of current pos -> in matis cliffs, avoids to have too thick
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// fog when looking inside the lands
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float ddMx = x;
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float ddMy = y;
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CInterfaceManager *im = CInterfaceManager::getInstance();
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CGroupMap *gm = dynamic_cast<CGroupMap *>(CWidgetManager::getInstance()->getElementFromId("ui:interface:map:content:map_content:actual_map"));
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if (gm && gm->isIsland())
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{
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CVector front = MainCam.getMatrix().getJ();
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ddMx += ClientCfg.FogDistAndDepthLookupBias * front.x;
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ddMy += ClientCfg.FogDistAndDepthLookupBias * front.y;
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}
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//
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worldPosToMapPos(ddMx, ddMy, ddMx, ddMy);
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//
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NLMISC::CRGBAF col0;
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NLMISC::CRGBAF col1;
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float blendFactor;
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switch(lightState)
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{
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case CLightCycleManager::DayToNight:
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// See which transition it is : day->dusk or dusk->night ?
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if (dayNight < duskRatio)
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{
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col0 = getMapValueFromMapCoord(CFogMapBuild::Day, mx, my, CRGBAF(1.f, 1.f, 1.f));
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col1 = getMapValueFromMapCoord(CFogMapBuild::Dusk, mx, my, CRGBAF(1.f, 1.f, 1.f));
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blendFactor = duskRatio != 0.f ? dayNight / duskRatio : 0.f;
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}
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else
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{
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col0 = getMapValueFromMapCoord(CFogMapBuild::Dusk, mx, my, CRGBAF(1.f, 1.f, 1.f));
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col1 = getMapValueFromMapCoord(CFogMapBuild::Night, mx, my, CRGBAF(1.f, 1.f, 1.f));
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blendFactor = duskRatio != 1.f ? (dayNight - duskRatio) / (1.f - duskRatio) : 0.f;
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}
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break;
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default:
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col0 = getMapValueFromMapCoord(CFogMapBuild::Day, mx, my, CRGBAF(1.f, 1.f, 1.f));
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col1 = getMapValueFromMapCoord(CFogMapBuild::Night, mx, my, CRGBAF(1.f, 1.f, 1.f));
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blendFactor = dayNight;
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break;
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}
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NLMISC::CRGBAF fogColor = col1 * blendFactor + (1.f - blendFactor) * col0;
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//
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result.FogColor = fogColor;
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//
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NLMISC::CRGBAF distanceCol = getMapValueFromMapCoord(CFogMapBuild::Distance, ddMx, ddMy, CRGBAF(0.f, 0.f, 0.f));
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result.FogStartDist = (distanceCol.R * (endDist - startDist)) + startDist;
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//
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NLMISC::CRGBAF depthCol = getMapValueFromMapCoord(CFogMapBuild::Depth,ddMx, ddMy, CRGBAF(1.f, 1.f, 1.f));
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result.FogEndDist = std::min(result.FogStartDist + depthCol.R * (endDist - startDist), endDist);
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result.FogEnabled = true;
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}
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//===================================================================
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NLMISC::CRGBAF CFogMap::getMapValue(TMapType type, float x, float y, NLMISC::CRGBAF defaultValue) const
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{
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H_AUTO_USE(RZ_FogMap)
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nlassert(type < CFogMapBuild::NumMap);
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if (_Map[type].getWidth() == 0) return defaultValue;
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float mx, my;
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worldPosToMapPos(x, y, mx, my);
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return _Map[type].getColor(mx, my);
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}
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//===================================================================
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NLMISC::CRGBAF CFogMap::getMapValueFromMapCoord(TMapType type, float x, float y, NLMISC::CRGBAF defaultValue) const
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{
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H_AUTO_USE(RZ_FogMap)
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nlassert(type < CFogMapBuild::NumMap);
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if (_Map[type].getWidth() == 0) return defaultValue;
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return _Map[type].getColor(x, y);
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}
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//===================================================================
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void CFogMap::release()
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{
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H_AUTO_USE(RZ_FogMap)
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for(uint k = 0; k < CFogMapBuild::NumMap; ++k)
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{
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_Map[k].reset();
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}
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_MinCoord.set(0.f, 0.f);
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_MaxCoord.set(0.f, 0.f);
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}
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//===================================================================
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bool CFogMap::init(const CFogMapBuild &desc)
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{
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H_AUTO_USE(RZ_FogMap)
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release();
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CVector2f minCoord, maxCoord;
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if (!getPosFromZoneName(desc.ZoneMin, minCoord) || !getPosFromZoneName(desc.ZoneMax, maxCoord))
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{
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release();
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return false;
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}
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return init(desc, minCoord, maxCoord);
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}
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//===================================================================
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bool CFogMap::init(const CFogMapBuild &desc, const NLMISC::CVector &minCoord, const NLMISC::CVector &maxCoord)
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{
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_MinCoord = minCoord;
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_MaxCoord = maxCoord;
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if (_MinCoord.x > _MaxCoord.x) std::swap(_MinCoord.x, _MaxCoord.x);
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if (_MinCoord.y > _MaxCoord.y) std::swap(_MinCoord.y, _MaxCoord.y);
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_MaxCoord.set(_MaxCoord.x + 160.f, _MaxCoord.y + 160.f);
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for(uint k = 0; k < CFogMapBuild::NumMap; ++k)
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{
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_Map[k].resize(0, 0);
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if (!desc.Map[k].empty())
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{
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load(_Map[k], desc.Map[k]);
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}
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}
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// Exception for dusk map : it has been added later, so if the filename is empty, we use the day and night map to get the dusk map
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if (desc.Map[CFogMapBuild::Dusk].empty())
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{
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if (_Map[CFogMapBuild::Day].getWidth() != 0 &&
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_Map[CFogMapBuild::Day].getHeight() != 0 &&
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_Map[CFogMapBuild::Night].getWidth() != 0 &&
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_Map[CFogMapBuild::Night].getHeight() != 0)
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{
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_Map[CFogMapBuild::Dusk].blend(_Map[CFogMapBuild::Day], _Map[CFogMapBuild::Night], 127);
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}
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}
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return true;
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}
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//===================================================================
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void CFogMap::load(NLMISC::CBitmap &bm, const std::string &filename)
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{
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H_AUTO_USE(RZ_FogMap)
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std::string lookupName = NLMISC::CPath::lookup(filename, false, true);
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if (lookupName.empty())
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{
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nlwarning("couldn't find %s", filename.c_str());
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return;
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}
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NLMISC::CIFile inputFile;
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inputFile.open(lookupName);
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try
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{
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if (!bm.load(inputFile))
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{
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nlwarning ("Error while loading fog map %s (bitmap size is multiple of 4?)", lookupName.c_str());
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inputFile.close();
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}
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}
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catch(const NLMISC::EStream &e)
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{
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nlwarning(e.what());
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inputFile.close();
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}
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}
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