summaryrefslogtreecommitdiff
path: root/indra/newview/llenvironment.h
blob: 0fdedb91f72e804afbe71619bcd445bf1f65a8cd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
/**
 * @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 "llatmosphere.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;
    static const F32Seconds     TRANSITION_ALTITUDE;

    static const LLUUID         KNOWN_SKY_DEFAULT;
    static const LLUUID         KNOWN_WATER_DEFAULT;
    static const LLUUID         KNOWN_DAY_DEFAULT;
    static const LLUUID         KNOWN_SKY_SUNRISE;
    static const LLUUID         KNOWN_SKY_MIDDAY;
    static const LLUUID         KNOWN_SKY_SUNSET;
    static const LLUUID         KNOWN_SKY_MIDNIGHT;

    struct EnvironmentInfo
    {
        EnvironmentInfo();

        typedef std::shared_ptr<EnvironmentInfo>  ptr_t;

        S32                 mParcelId;
        LLUUID              mRegionId;
        S64Seconds          mDayLength;
        S64Seconds          mDayOffset;
        size_t              mDayHash;
        LLSD                mDaycycleData;
        std::array<F32, 4>  mAltitudes;
        bool                mIsDefault;
        bool                mIsRegion;


        static ptr_t        extract(LLSD);

    };

    enum EnvSelection_t
    {
        ENV_EDIT = 0,
        ENV_LOCAL,
        ENV_PARCEL,
        ENV_REGION,
        ENV_DEFAULT,
        ENV_END,
        ENV_CURRENT = -1,
        ENV_NONE = -2
    };

    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::pair<LLSettingsSky::ptr_t, LLSettingsWater::ptr_t> fixedEnvironment_t;

    typedef std::function<void(S32, EnvironmentInfo::ptr_t)>     environment_apply_fn;

    typedef boost::signals2::signal<void(EnvSelection_t, const LLSettingsBase::ptr_t &)>    environment_changed_signal_t;
    typedef environment_changed_signal_t::slot_type         environment_changed_fn;

    typedef std::array<F32, 4>                              altitude_list_t;

    virtual ~LLEnvironment();

    void                        loadPreferences();
    void                        updatePreferences();
    const UserPrefs &           getPreferences() const { return mUserPrefs; }

    bool                        canEdit() const;
    bool                        isExtendedEnvironmentEnabled() const;
    bool                        isInventoryEnabled() const;
    bool                        canAgentUpdateParcelEnvironment(bool useselected = false) const;
    bool                        canAgentUpdateRegionEnvironment() const;

    LLSettingsSky::ptr_t        getCurrentSky() const { return mCurrentEnvironment->getSky(); }
    LLSettingsWater::ptr_t      getCurrentWater() const { return mCurrentEnvironment->getWater(); }

    static void getAtmosphericModelSettings(AtmosphericModelSettings& settingsOut, const LLSettingsSky::ptr_t &psky);

    void                        update(const LLViewerCamera * cam);

    void                        updateGLVariablesForSettings(LLGLSLShader *shader, const LLSettingsBase::ptr_t &psetting);
    void                        updateShaderUniforms(LLGLSLShader *shader);

    void                        setSelectedEnvironment(EnvSelection_t env, LLSettingsBase::Seconds transition = TRANSITION_DEFAULT, bool forced = false);
    EnvSelection_t              getSelectedEnvironment() const                  { return mSelectedEnvironment; }

    bool                        hasEnvironment(EnvSelection_t env);
    void                        setEnvironment(EnvSelection_t env, const LLSettingsDay::ptr_t &pday, LLSettingsDay::Seconds daylength, LLSettingsDay::Seconds dayoffset);
    void                        setEnvironment(EnvSelection_t env, fixedEnvironment_t fixed);
    void                        setEnvironment(EnvSelection_t env, const LLSettingsBase::ptr_t &fixed); 
    void                        setEnvironment(EnvSelection_t env, const LLSettingsSky::ptr_t & fixed) { setEnvironment(env, fixedEnvironment_t(fixed, LLSettingsWater::ptr_t())); }
    void                        setEnvironment(EnvSelection_t env, const LLSettingsWater::ptr_t & fixed) { setEnvironment(env, fixedEnvironment_t(LLSettingsSky::ptr_t(), fixed)); }
    void                        setEnvironment(EnvSelection_t env, const LLSettingsSky::ptr_t & fixeds, const LLSettingsWater::ptr_t & fixedw) { setEnvironment(env, fixedEnvironment_t(fixeds, fixedw)); }
    void                        setEnvironment(EnvSelection_t env, const LLUUID &assetId);

    void                        clearEnvironment(EnvSelection_t env);
    LLSettingsDay::ptr_t        getEnvironmentDay(EnvSelection_t env);
    LLSettingsDay::Seconds      getEnvironmentDayLength(EnvSelection_t env);
    LLSettingsDay::Seconds      getEnvironmentDayOffset(EnvSelection_t env);
    fixedEnvironment_t          getEnvironmentFixed(EnvSelection_t env);
    LLSettingsSky::ptr_t        getEnvironmentFixedSky(EnvSelection_t env)      { return getEnvironmentFixed(env).first; };
    LLSettingsWater::ptr_t      getEnvironmentFixedWater(EnvSelection_t env)    { return getEnvironmentFixed(env).second; };

    void                        updateEnvironment(LLSettingsBase::Seconds transition = TRANSITION_DEFAULT, bool forced = false);

    inline LLVector2            getCloudScrollDelta() const { return mCloudScrollDelta; }

    F32                         getCamHeight() const;
    F32                         getWaterHeight() const;
    bool                        getIsSunUp() const;
    bool                        getIsMoonUp() const;

    // Returns either sun or moon direction (depending on which is up and stronger)
    // Light direction in +x right, +z up, +y at internal coord sys
    LLVector3                   getLightDirection() const; // returns sun or moon depending on which is up
    LLVector3                   getSunDirection() const;
    LLVector3                   getMoonDirection() const;

    // Returns light direction converted to CFR coord system
    LLVector4                   getLightDirectionCFR() const; // returns sun or moon depending on which is up
    LLVector4                   getSunDirectionCFR() const;
    LLVector4                   getMoonDirectionCFR() const;

    // Returns light direction converted to OGL coord system
    // and clamped above -0.1f in Y to avoid render artifacts in sky shaders
    LLVector4                   getClampedLightNorm() const; // returns sun or moon depending on which is up
    LLVector4                   getClampedSunNorm() const;
    LLVector4                   getClampedMoonNorm() const;

    // Returns light direction converted to OGL coord system
    // and rotated by last cam yaw needed by water rendering shaders
    LLVector4                   getRotatedLightNorm() const;

    static LLSettingsWater::ptr_t   createWaterFromLegacyPreset(const std::string filename);
    static LLSettingsSky::ptr_t createSkyFromLegacyPreset(const std::string filename);
    static LLSettingsDay::ptr_t createDayCycleFromLegacyPreset(const std::string filename);

    // Construct a new day cycle based on the environment.  Replacing either the water or the sky tracks.
    LLSettingsDay::ptr_t        createDayCycleFromEnvironment(EnvSelection_t env, LLSettingsBase::ptr_t settings);

    //-------------------------------------------
    connection_t                setEnvironmentChanged(environment_changed_fn cb);

    void                        requestRegionEnvironment();

    void                        onLegacyRegionSettings(LLSD data);

    void                        requestRegion();
    void                        updateRegion(const LLUUID &asset_id, S32 day_length, S32 day_offset);
    void                        updateRegion(const LLSettingsDay::ptr_t &pday, S32 day_length, S32 day_offset);
    void                        updateRegion(const LLSettingsSky::ptr_t &psky, S32 day_length, S32 day_offset);
    void                        updateRegion(const LLSettingsWater::ptr_t &pwater, S32 day_length, S32 day_offset);
    void                        resetRegion();
    void                        requestParcel(S32 parcel_id);
    void                        updateParcel(S32 parcel_id, const LLUUID &asset_id, S32 day_length, S32 day_offset);
    void                        updateParcel(S32 parcel_id, const LLSettingsDay::ptr_t &pday, S32 day_length, S32 day_offset);
    void                        updateParcel(S32 parcel_id, const LLSettingsSky::ptr_t &psky, S32 day_length, S32 day_offset);
    void                        updateParcel(S32 parcel_id, const LLSettingsWater::ptr_t &pwater, S32 day_length, S32 day_offset);
    void                        resetParcel(S32 parcel_id);

    void                        selectAgentEnvironment();

    S32                         calculateSkyTrackForAltitude(F64 altitude);

    const altitude_list_t &     getRegionAltitudes() const { return mTrackAltitudes; }

protected:
    virtual void                initSingleton();

private:
    LLVector4 toCFR(const LLVector3 vec) const;
    LLVector4 toLightNorm(const LLVector3 vec) const;

    class DayInstance
    {
    public:
        enum InstanceType_t
        {
            TYPE_INVALID,
            TYPE_FIXED,
            TYPE_CYCLED
        };
        typedef std::shared_ptr<DayInstance> ptr_t;

                                    DayInstance();
        virtual                     ~DayInstance() { };

        virtual void                applyTimeDelta(const LLSettingsBase::Seconds& delta);

        void                        setDay(const LLSettingsDay::ptr_t &pday, LLSettingsDay::Seconds daylength, LLSettingsDay::Seconds dayoffset);
        void                        setSky(const LLSettingsSky::ptr_t &psky);
        void                        setWater(const LLSettingsWater::ptr_t &pwater);

        void                        initialize();
        bool                        isInitialized();

        void                        clear();

        void                        setSkyTrack(S32 trackno);

        LLSettingsDay::ptr_t        getDayCycle() const     { return mDayCycle; }
        LLSettingsSky::ptr_t        getSky() const          { return mSky; }
        LLSettingsWater::ptr_t      getWater() const        { return mWater; }
        LLSettingsDay::Seconds      getDayLength() const    { return mDayLength; }
        LLSettingsDay::Seconds      getDayOffset() const    { return mDayOffset; }
        S32                         getSkyTrack() const     { return mSkyTrack; }

        virtual void                animate();

        void                        setBlenders(const LLSettingsBlender::ptr_t &skyblend, const LLSettingsBlender::ptr_t &waterblend);

    protected:
        LLSettingsDay::ptr_t        mDayCycle;
        LLSettingsSky::ptr_t        mSky;
        LLSettingsWater::ptr_t      mWater;
        S32                         mSkyTrack;

        InstanceType_t              mType;
        bool                        mInitialized;

        LLSettingsDay::Seconds      mDayLength;
        LLSettingsDay::Seconds      mDayOffset;
        S32                         mLastTrackAltitude;

        LLSettingsBlender::ptr_t    mBlenderSky;
        LLSettingsBlender::ptr_t    mBlenderWater;

        LLSettingsBase::TrackPosition secondsToKeyframe(LLSettingsDay::Seconds seconds);
    };
    typedef std::array<DayInstance::ptr_t, ENV_END> InstanceArray_t;


    class DayTransition : public DayInstance
    {
    public:
                                    DayTransition(const LLSettingsSky::ptr_t &skystart, const LLSettingsWater::ptr_t &waterstart, DayInstance::ptr_t &end, LLSettingsDay::Seconds time);
        virtual                     ~DayTransition() { };

        virtual void                applyTimeDelta(const LLSettingsBase::Seconds& delta);
        virtual void                animate();

    protected:
        LLSettingsSky::ptr_t        mStartSky;
        LLSettingsWater::ptr_t      mStartWater;
        DayInstance::ptr_t          mNextInstance;
        LLSettingsDay::Seconds      mTransitionTime;
    };

    static const F32            SUN_DELTA_YAW;
    F32                         mLastCamYaw = 0.0f;

    LLVector2                   mCloudScrollDelta;  // cumulative cloud delta

    InstanceArray_t             mEnvironments;

    EnvSelection_t              mSelectedEnvironment;
    DayInstance::ptr_t          mCurrentEnvironment;

    LLSettingsSky::ptr_t        mSelectedSky;
    LLSettingsWater::ptr_t      mSelectedWater;
    LLSettingsDay::ptr_t        mSelectedDay;

    LLSettingsBlender::ptr_t    mBlenderSky;
    LLSettingsBlender::ptr_t    mBlenderWater;

    UserPrefs                   mUserPrefs;

    S32                         mCurrentTrack;
    altitude_list_t             mTrackAltitudes;

    DayInstance::ptr_t          getEnvironmentInstance(EnvSelection_t env, bool create = false);

    DayInstance::ptr_t          getSelectedEnvironmentInstance();


    void updateCloudScroll();

    void onParcelChange();

    void coroRequestEnvironment(S32 parcel_id, environment_apply_fn apply);
    void coroUpdateEnvironment(S32 parcel_id, LLSettingsDay::ptr_t pday, S32 day_length, S32 day_offset, environment_apply_fn apply);
    void coroResetEnvironment(S32 parcel_id, environment_apply_fn apply);

    void recordEnvironment(S32 parcel_id, EnvironmentInfo::ptr_t environment);

    void onAgentPositionHasChanged(const LLVector3 &localpos);

    void onSetEnvAssetLoaded(EnvSelection_t env, LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status);
    void onUpdateParcelAssetLoaded(LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status, S32 parcel_id, S32 day_length, S32 day_offset);


};

class LLTrackBlenderLoopingManual : public LLSettingsBlender
{
public:
    LLTrackBlenderLoopingManual(const LLSettingsBase::ptr_t &target, const LLSettingsDay::ptr_t &day, S32 trackno);

    F64                         setPosition(const LLSettingsBase::TrackPosition& position);
    virtual void                switchTrack(S32 trackno, const LLSettingsBase::TrackPosition& position) override;
    S32                         getTrack() const { return mTrackNo; }

    typedef std::shared_ptr<LLTrackBlenderLoopingManual> ptr_t;
protected:
    LLSettingsDay::TrackBound_t getBoundingEntries(F64 position);
    F64                         getSpanLength(const LLSettingsDay::TrackBound_t &bounds) const;

private:
    LLSettingsDay::ptr_t        mDay;
    S32                         mTrackNo;
    F64                         mPosition;

    LLSettingsDay::CycleTrack_t::iterator mEndMarker;
};

#endif // LL_ENVIRONMENT_H