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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef hsGEnviron_inc
#define hsGEnviron_inc
#include "hsGeometry3.h" // hsPoint3
#include "../plInterp/hsTimedValue.h"
#include "../plResMgr/hsKeyedObject.h"
#include "hsColorRGBA.h"
#include "hsTemplates.h"
//
//-----------------------------------
// Environment
//-----------------------------------
//
class hsGMaterial;
class hsGDevEnvCache;
class hsFogControl;
class hsSceneNode;
class hsScene;
class hsGRenderProcs;
class hsG3DDevice;
class plKey;
class hsResMgr;
class hsGEnvironment : public hsKeyedObject {
private:
static const UInt16 kSaveMagicNumber;
static const UInt16 kSaveVersion;
public:
struct FogState {
private:
static const UInt16 kSaveMagicNumber;
static const UInt16 kSaveVersion;
public:
FogState() : fFlags(0) {};
enum {
kColorSet = 0x1,
kDistanceSet = 0x2,
kDepthSet = 0x4,
kDensitySet = 0x8,
kYonSet = 0x10,
kClearSet = 0x20,
kLinear = 0x10000000,
kExp = 0x20000000,
kExp2 = 0x40000000,
kTypeMask = kLinear | kExp | kExp2
};
UInt32 fFlags;
hsTimedValue<hsColorRGBA> fColor;
hsTimedValue<hsColorRGBA> fClear;
hsTimedValue<hsScalar> fDistance;
hsTimedValue<hsScalar> fDensity;
hsTimedValue<hsScalar> fDepth;
hsTimedValue<hsScalar> fYon;
void ValidateEnv(class hsGEnvironment* env);
void SetFromEnv(class hsGEnvironment* env);
void SetToEnv(class hsGEnvironment* env);
void Save(hsStream *stream, hsResMgr* mgr);
void Load(hsStream *stream, hsResMgr* mgr);
};
enum {
kMapSet = 0x1,
kCenterSet = 0x2,
kRadiusSet = 0x4,
kEnvironMapSet = kMapSet | kCenterSet | kRadiusSet,
kFogDepthSet = 0x8,
kFogColorSet = 0x10,
kFogDensitySet = 0x20,
kYonSet = 0x40,
kOverride = 0x80,
kFarOut = 0x100,
kFogDistanceSet = 0x200,
kCacheInvalid = 0x400,
kClearColorSet = 0x800,
kCurrentDepthSet = 0x1000,
kFogControl = 0x2000,
kSortObjects = 0x4000,
kHasRenderProcs = 0x8000,
kFogLinear = 0x10000,
kFogExp = 0x20000,
kFogExp2 = 0x40000,
kFogTypeMask = kFogLinear | kFogExp | kFogExp2,
kClearColorAmbient = 0x80000,
kFogColorAmbient = 0x100000,
kFogColorDiffuse = 0x200000
};
protected:
static hsScalar fYonScale;
UInt32 fFlags;
hsGMaterial* fMap;
char fMapName[256];
hsPoint3 fPos;
hsScalar fRadius;
hsScalar fValidScale;
hsTArray<FogState*> fFogStateStack;
hsTimedValue<hsScalar> fFogDistance;
hsTimedValue<hsScalar> fFogDepth; // value 0..1, as fraction of yon, 0 is no fog
hsTimedValue<hsScalar> fFogDensity;
hsTimedValue<hsColorRGBA> fFogColor;
hsTimedValue<hsColorRGBA> fClearColor;
hsTimedValue<hsScalar> fYon;
hsScalar fCurrentDepth; // function of Depth and Distance
FogState fResetState;
hsGDevEnvCache* fDevCache;
hsDynamicArray<hsGRenderProcs*> fRenderProcs;
hsTArray<plKey*> fNodeKeys;
hsFogControl* fFogControl;
void IReadFogControl(hsStream* s, hsResMgr* mgr);
void IWriteFogControl(hsStream* s, hsResMgr* mgr);
public:
hsGEnvironment();
virtual ~hsGEnvironment();
hsBool32 AddNode(hsSceneNode *node);
hsBool32 AddNodeKey(plKey *key);
Int32 GetNumNodes() { return fNodeKeys.GetCount(); }
hsSceneNode* GetNode(Int32 i);
plKey* GetNodeKey(Int32 i) { return fNodeKeys[i]; }
char* GetMapName() { return fMapName; }
hsGMaterial* GetMap() const { return fMap; }
hsPoint3 GetCenter() const { return fPos; }
hsScalar GetRadius() const { return fRadius; }
hsScalar GetFogDistance() const { return fFogDistance.GetValue(); }
hsScalar GetFogDepth() const { return fFogDepth.GetValue(); }
hsScalar GetCurrentDepth() const { return fCurrentDepth; }
hsScalar GetFogDensity() const { return fFogDensity.GetValue(); }
hsColorRGBA GetFogColor() const { return fFogColor.GetValue(); }
hsColorRGBA GetClearColor() const { return fClearColor.GetValue(); }
hsScalar GetYon() const { return fYonScale * fYon.GetValue(); }
hsScalar GetUnscaledYon() const { return fYon.GetValue(); }
hsBool32 GetOverride() const { return 0 != (fFlags & kOverride); }
UInt32 GetFlags() const { return fFlags; }
hsScalar GoalFogDistance() const { return fFogDistance.GetGoal(); }
hsScalar GoalFogDepth() const { return fFogDepth.GetGoal(); }
hsScalar GoalFogDensity() const { return fFogDensity.GetGoal(); }
hsColorRGBA GoalFogColor() const { return fFogColor.GetGoal(); }
hsColorRGBA GoalClearColor() const { return fClearColor.GetGoal(); }
hsScalar GoalYon() const { return fYon.GetGoal(); }
const hsTimedValue<hsScalar>& FogDistanceState() const { return fFogDistance; }
const hsTimedValue<hsScalar>& FogDepthState() const { return fFogDepth; }
const hsTimedValue<hsScalar>& FogDensityState() const { return fFogDensity; }
const hsTimedValue<hsColorRGBA>& FogColorState() const { return fFogColor; }
const hsTimedValue<hsColorRGBA>& ClearColorState() const { return fClearColor; }
const hsTimedValue<hsScalar>& YonState() const { return fYon; }
void SetFogDistance(const hsTimedValue<hsScalar>& v);
void SetFogDepth(const hsTimedValue<hsScalar>& v);
void SetFogDensity(const hsTimedValue<hsScalar>& v);
void SetFogColor(const hsTimedValue<hsColorRGBA>& v);
void SetClearColor(const hsTimedValue<hsColorRGBA>& v);
void SetYon(const hsTimedValue<hsScalar>& v);
void SetMapName(const char *name);
void SetMap(hsGMaterial *m); // refs
void SetCenter(const hsPoint3 &p);
void SetRadius(hsScalar r);
void SetFogDistance(hsScalar d);
void SetFogDepth(hsScalar f);
void SetCurrentDepth(hsScalar f);
void SetFogDensity(hsScalar f);
void SetFogColor(const hsColorRGBA &c);
void SetClearColor(const hsColorRGBA &c);
void SetYon(hsScalar f);
void SetOverride(hsBool32 on);
void SetIsFar(hsBool32 on=true);
void SetHasFogControl(hsBool32 on=true);
void SetSortObjects(hsBool32 on=true);
void SetFogType(UInt32 t);
void SetFogColorAmbient(hsBool32 on=true);
void SetFogColorDiffuse(hsBool32 on=true);
void SetClearColorAmbient(hsBool32 on=true);
void SetTimedFogDistance(const hsScalar g, const hsScalar s);
void SetTimedFogDepth(const hsScalar g, const hsScalar s);
void SetTimedFogDensity(const hsScalar g, const hsScalar s);
void SetTimedFogColor(const hsColorRGBA& g, const hsScalar s);
void SetTimedClearColor(const hsColorRGBA& g, const hsScalar s);
void SetTimedYon(const hsScalar g, const hsScalar s);
void UnSetMapName() { *fMapName = 0; }
void UnSetEnvironMap() { fFlags &= ~kEnvironMapSet; }
void UnSetFogDistance() { fFlags &= ~kFogDistanceSet; }
void UnSetFogDepth() { fFlags &= ~kFogDepthSet; }
void UnSetFogDensity() { fFlags &= ~kFogDensitySet; }
void UnSetFogColor() { fFlags &= ~kFogColorSet; }
void UnSetClearColor() { fFlags &= ~kClearColorSet; }
void UnSetYon() { fFlags &= ~kYonSet; }
hsGEnvironment* Copy(hsGEnvironment* env); // returns this
void MixEnvirons(hsGEnvironment* env, hsGEnvironment* def);
void Push(hsG3DDevice* d);
void Pop(hsG3DDevice* d);
void Blend();
void Restore();
void Init(hsSceneNode* node);
void SetDeviceCache(hsGDevEnvCache* p);
hsGDevEnvCache* GetDeviceCache(){ return fDevCache; }
void SetFogControl(hsFogControl* fc);
hsFogControl* GetFogControl() { return fFogControl; }
void SaveFogState(); // push
hsGEnvironment::FogState* PopFogState() { return fFogStateStack.GetCount() ? fFogStateStack.Pop() : nil; } // doesn't restore
void RestoreFogState(); // pop and restore
void AddRenderProc(hsGRenderProcs* rp); // refs
hsGRenderProcs* GetRenderProc(int i); // no ref
UInt32 GetNumRenderProcs();
virtual void SetResetState();
virtual void Reset();
virtual void ValidateInResetState();
virtual void Save(hsStream *stream, hsResMgr* mgr);
virtual void Load(hsStream *stream, hsResMgr* mgr);
virtual void Update(hsScalar secs, const hsPoint3& vPos);
virtual void Read(hsStream* s);
virtual void Write(hsStream* s);
virtual void Write(hsStream *stream, hsResMgr *group);
virtual void Read(hsStream *stream, hsResMgr *group);
static hsScalar GetYonScale() { return fYonScale; }
static hsScalar SetYonScale(hsScalar s);
virtual hsBool MsgReceive(plMessage* msg);
};
#endif // hsGEnviron_inc