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/**
* @file llenvmanager.h
* @brief Declaration of classes managing WindLight and water settings.
*
* $LicenseInfo:firstyear=2009&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2011, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_ENVIRONMENT_H
#define LL_ENVIRONMENT_H
#include "llsingleton.h"
#include "llmemory.h"
#include "llsd.h"
#include "llsettingsbase.h"
#include "llsettingssky.h"
#include "llsettingswater.h"
#include "llsettingsdaycycle.h"
#include <boost/signals2.hpp>
//-------------------------------------------------------------------------
class LLViewerCamera;
class LLGLSLShader;
//-------------------------------------------------------------------------
class LLEnvironment : public LLSingleton<LLEnvironment>
{
LLSINGLETON(LLEnvironment);
LOG_CLASS(LLEnvironment);
public:
static const F32Seconds TRANSITION_INSTANT;
static const F32Seconds TRANSITION_FAST;
static const F32Seconds TRANSITION_DEFAULT;
static const F32Seconds TRANSITION_SLOW;
enum EnvSelection_t
{
ENV_LOCAL,
ENV_PARCEL,
ENV_REGION,
ENV_END
};
typedef boost::signals2::connection connection_t;
class UserPrefs
{
friend class LLEnvironment;
public:
UserPrefs();
bool getUseRegionSettings() const { return mUseRegionSettings; }
bool getUseDayCycle() const { return mUseDayCycle; }
bool getUseFixedSky() const { return !getUseDayCycle(); }
std::string getWaterPresetName() const { return mWaterPresetName; }
std::string getSkyPresetName() const { return mSkyPresetName; }
std::string getDayCycleName() const { return mDayCycleName; }
void setUseRegionSettings(bool val);
void setUseWaterPreset(const std::string& name);
void setUseSkyPreset(const std::string& name);
void setUseDayCycle(const std::string& name);
private:
void load();
void store();
bool mUseRegionSettings;
bool mUseDayCycle;
bool mPersistEnvironment;
std::string mWaterPresetName;
std::string mSkyPresetName;
std::string mDayCycleName;
};
typedef std::map<std::string, LLSettingsBase::ptr_t> namedSettingMap_t;
typedef std::pair<std::string, LLUUID> name_id_t;
typedef std::vector<name_id_t> list_name_id_t;
typedef boost::signals2::signal<void()> change_signal_t;
typedef boost::function<void(const LLSD &)> environment_apply_fn;
virtual ~LLEnvironment();
void loadPreferences();
void updatePreferences();
const UserPrefs & getPreferences() const { return mUserPrefs; }
bool canEdit() const;
LLSettingsSky::ptr_t getCurrentSky() const { return mCurrentSky; }
LLSettingsWater::ptr_t getCurrentWater() const { return mCurrentWater; }
void update(const LLViewerCamera * cam);
void updateGLVariablesForSettings(LLGLSLShader *shader, const LLSettingsBase::ptr_t &psetting);
void updateShaderUniforms(LLGLSLShader *shader);
void addSky(const LLSettingsSky::ptr_t &sky);
void addWater(const LLSettingsWater::ptr_t &sky);
void addDayCycle(const LLSettingsDay::ptr_t &day);
void selectSky(const std::string &name, F32Seconds transition = TRANSITION_DEFAULT);
void selectSky(const LLSettingsSky::ptr_t &sky, F32Seconds transition = TRANSITION_DEFAULT);
void selectWater(const std::string &name, F32Seconds transition = TRANSITION_DEFAULT);
void selectWater(const LLSettingsWater::ptr_t &water, F32Seconds transition = TRANSITION_DEFAULT);
void selectDayCycle(const std::string &name, F32Seconds transition = TRANSITION_DEFAULT);
void selectDayCycle(const LLSettingsDay::ptr_t &daycycle, F32Seconds transition = TRANSITION_DEFAULT);
void setUserSky(const LLSettingsSky::ptr_t &sky)
{
setSkyFor(ENV_LOCAL, sky);
}
void setUserWater(const LLSettingsWater::ptr_t &water)
{
setWaterFor(ENV_LOCAL, water);
}
void setUserDaycycle(const LLSettingsDay::ptr_t &day)
{
setDayFor(ENV_LOCAL, day);
}
void setSelectedEnvironment(EnvSelection_t env);
EnvSelection_t getSelectedEnvironment() const
{
return mSelectedEnvironment;
}
void applyChosenEnvironment();
LLSettingsSky::ptr_t getChosenSky() const;
LLSettingsWater::ptr_t getChosenWater() const;
LLSettingsDay::ptr_t getChosenDay() const;
void setSkyFor(EnvSelection_t env, const LLSettingsSky::ptr_t &sky);
LLSettingsSky::ptr_t getSkyFor(EnvSelection_t env) const;
void setWaterFor(EnvSelection_t env, const LLSettingsWater::ptr_t &water);
LLSettingsWater::ptr_t getWaterFor(EnvSelection_t env) const;
void setDayFor(EnvSelection_t env, const LLSettingsDay::ptr_t &day);
LLSettingsDay::ptr_t getDayFor(EnvSelection_t env) const;
void clearUserSettings();
list_name_id_t getSkyList() const;
list_name_id_t getWaterList() const;
list_name_id_t getDayCycleList() const;
LLSettingsSky::ptr_t findSkyByName(std::string name) const;
LLSettingsWater::ptr_t findWaterByName(std::string name) const;
LLSettingsDay::ptr_t findDayCycleByName(std::string name) const;
inline LLVector2 getCloudScrollDelta() const { return mCloudScrollDelta; }
F32 getCamHeight() const;
F32 getWaterHeight() const;
bool getIsDayTime() const; // "Day Time" is defined as the sun above the horizon.
bool getIsNightTime() const { return !getIsDayTime(); } // "Not Day Time"
inline F32 getSceneLightStrength() const { return mSceneLightStrength; }
inline void setSceneLightStrength(F32 light_strength) { mSceneLightStrength = light_strength; }
inline LLVector4 getLightDirection() const { return LLVector4(mCurrentSky->getLightDirection(), 0.0f); }
inline LLVector4 getClampedLightDirection() const { return LLVector4(mCurrentSky->getClampedLightDirection(), 0.0f); }
inline LLVector4 getRotatedLight() const { return mRotatedLight; }
inline S64Seconds getDayLength() const { return mDayLength; }
void setDayLength(S64Seconds seconds);
inline S64Seconds getDayOffset() const { return mDayOffset; }
void setDayOffset(S64Seconds seconds);
//-------------------------------------------
connection_t setSkyListChange(const change_signal_t::slot_type& cb);
connection_t setWaterListChange(const change_signal_t::slot_type& cb);
connection_t setDayCycleListChange(const change_signal_t::slot_type& cb);
void requestRegionEnvironment();
void onLegacyRegionSettings(LLSD data);
void requestRegion();
void updateRegion(LLSettingsDay::ptr_t &pday, S32 day_length, S32 day_offset);
void resetRegion();
void requestParcel(const LLUUID &parcel_id);
void updateParcel(const LLUUID &parcel_id, LLSettingsDay::ptr_t &pday, S32 day_length, S32 day_offset);
void resetParcel(const LLUUID &parcel_id);
protected:
virtual void initSingleton();
private:
static const F32 SUN_DELTA_YAW;
static const F32 NIGHTTIME_ELEVATION_COS;
typedef std::map<LLUUID, LLSettingsBase::ptr_t> AssetSettingMap_t;
LLVector2 mCloudScrollDelta; // cumulative cloud delta
LLSettingsSky::ptr_t mSelectedSky;
LLSettingsWater::ptr_t mSelectedWater;
LLSettingsDay::ptr_t mSelectedDay;
LLSettingsBlender::ptr_t mBlenderSky;
LLSettingsBlender::ptr_t mBlenderWater;
LLSettingsSky::ptr_t mCurrentSky;
LLSettingsWater::ptr_t mCurrentWater;
LLSettingsDay::ptr_t mCurrentDay;
EnvSelection_t mSelectedEnvironment;
typedef std::vector<LLSettingsSky::ptr_t> SkyList_t;
typedef std::vector<LLSettingsWater::ptr_t> WaterList_t;
typedef std::vector<LLSettingsDay::ptr_t> DayList_t;
SkyList_t mSetSkys;
WaterList_t mSetWater;
DayList_t mSetDays;
namedSettingMap_t mSkysByName;
AssetSettingMap_t mSkysById;
namedSettingMap_t mWaterByName;
AssetSettingMap_t mWaterById;
namedSettingMap_t mDayCycleByName;
AssetSettingMap_t mDayCycleById;
F32 mSceneLightStrength;
LLVector4 mRotatedLight;
UserPrefs mUserPrefs;
change_signal_t mSkyListChange;
change_signal_t mWaterListChange;
change_signal_t mDayCycleListChange;
S64Seconds mDayLength;
S64Seconds mDayOffset;
void onSkyTransitionDone(const LLSettingsBlender::ptr_t &blender);
void onWaterTransitionDone(const LLSettingsBlender::ptr_t &blender);
//void addSky(const LLUUID &id, const LLSettingsSky::ptr_t &sky);
void removeSky(const std::string &name);
//void removeSky(const LLUUID &id);
void clearAllSkys();
//void addWater(const LLUUID &id, const LLSettingsSky::ptr_t &sky);
void removeWater(const std::string &name);
//void removeWater(const LLUUID &id);
void clearAllWater();
//void addDayCycle(const LLUUID &id, const LLSettingsSky::ptr_t &sky);
void removeDayCycle(const std::string &name);
//void removeDayCycle(const LLUUID &id);
void clearAllDayCycles();
void updateCloudScroll();
void onRegionChange();
void onParcelChange();
void coroRequestEnvironment(LLUUID parcel_id, environment_apply_fn apply);
void coroUpdateEnvironment(LLUUID parcel_id, LLSettingsDay::ptr_t pday, S32 day_length, S32 day_offset, environment_apply_fn apply);
void coroResetEnvironment(LLUUID parcel_id, environment_apply_fn apply);
void applyEnvironment(LLSD environment);
//=========================================================================
void legacyLoadAllPresets();
LLSD legacyLoadPreset(const std::string& path);
static std::string getSysDir(const std::string &subdir);
static std::string getUserDir(const std::string &subdir);
};
#endif // LL_ENVIRONMENT_H
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