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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 "llmemory.h"
#include "llsd.h"
#include "llsettingssky.h"
class LLViewerCamera;
class LLGLSLShader;
//-------------------------------------------------------------------------
class LLEnvironment : public LLSingleton<LLEnvironment>
{
LLSINGLETON(LLEnvironment);
LOG_CLASS(LLEnvironment);
public:
virtual ~LLEnvironment();
LLSettingsSky::ptr_t getCurrentSky() const { return mCurrentSky; }
void update(const LLViewerCamera * cam);
LLVector4 getRotatedLightDir() const { return mRotatedLight; }
void updateGLVariablesForSettings(LLGLSLShader *shader, const LLSettingsBase::ptr_t &psetting);
void updateShaderUniforms(LLGLSLShader *shader);
void addSky(const LLSettingsSky::ptr_t &sky);
inline LLVector2 getCloudScrollDelta() const { return mCloudScrollDelta; }
private:
static const F32 SUN_DELTA_YAW;
typedef std::map<std::string, LLSettingsSky::ptr_t> NamedSkyMap_t;
typedef std::map<LLUUID, LLSettingsSky::ptr_t> AssetSkyMap_t;
LLVector4 mRotatedLight;
LLVector2 mCloudScrollDelta; // cumulative cloud delta
LLSettingsSky::ptr_t mCurrentSky;
NamedSkyMap_t mSkysByName;
AssetSkyMap_t mSkysById;
void addSky(const LLUUID &id, const LLSettingsSky::ptr_t &sky);
void removeSky(const std::string &name);
void removeSky(const LLUUID &id);
void clearAllSkys();
void updateCloudScroll();
};
#endif // LL_ENVIRONMENT_H
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