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327 lines
12 KiB
327 lines
12 KiB
5 years ago
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#ifndef IHFXEFFECT_H_
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#define IHFXEFFECT_H_
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#include ".\\HFXConfig.h"
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#include ".\\IHFXParam.h"
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struct IHapticEffectParamGroup;
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typedef IHapticEffectParamGroup IHFXParamGroup;
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class IProcessor;
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typedef IProcessor IHFXProcessor;
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class IStack;
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typedef IStack IHFXStack;
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enum HFXStateBits
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{
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// when a state variable is made it uses the below value
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HFXSTATE_INITIAL =0,
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// explicite pause
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HFXSTATE_PAUSE =(1<<0),
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// explicite mute
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HFXSTATE_MUTE =(1<<1),
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// the effect has gone into its exit phase.
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HFXSTATE_EXITING =(1<<2),
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HFXSTATE_WANT_SYNC =(1<<3),
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HFXSTATE_CLIENT_ONLY =4,
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//everything below will be uncontrolled by servo
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HFXSTATE_WANT_UPDATE =(1<<HFXSTATE_CLIENT_ONLY),
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HFXSTATE_RUNNING =(1<<(HFXSTATE_CLIENT_ONLY+1)),
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HFXSTATE_HAULT =(1<<(HFXSTATE_CLIENT_ONLY+2)),
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HFXSTATE_HOLDING_EFFECT =(1<<(HFXSTATE_CLIENT_ONLY+3)),
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HFXSTATE_COUNT =8,
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// number of state bits before non servo controlled bits
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};
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typedef unsigned __int8 HFXSTATE;
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typedef HFXSTATE HFXStateStorage;
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#if WIN64
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typedef const HFXStateStorage &HFXStateTransfer;
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#else
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typedef const HFXStateStorage HFXStateTransfer;
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#endif
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// utility union, takes up same memory as a flagset but gives you
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// inline operators and helper functions for state flags
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union HFX_ALIGN(8) HFXStateFlags
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{
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public:
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//default constructor
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HFX_INLINE HFXStateFlags(){};
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//copy constructor
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HFX_INLINE HFXStateFlags(const HFXStateFlags ©) : Storage(copy.Storage){};
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HFX_INLINE HFXStateFlags(HFXStateStorage flags) : Storage(flags){};
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HFX_INLINE HFXStateFlags(
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bool bRunning, bool bPaused, bool bMuted, bool bHaulted, bool bExiting
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) : Storage((bRunning ? HFXSTATE_RUNNING : 0)|
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(bPaused ? HFXSTATE_PAUSE : 0)|
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(bMuted ? HFXSTATE_MUTE : 0)|
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(bHaulted ? HFXSTATE_HAULT : 0)|
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(bExiting ? HFXSTATE_EXITING : 0) )
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{};
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// actual flags. (shared memory)
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HFXStateStorage Storage;
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// flags in boolean form. (shared memory)
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struct {
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bool Running:1;
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bool Paused:1;
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bool Muted:1;
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bool Haulted:1;
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bool Exiting:1;
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};
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// flags in bool group ( for -> operator )
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struct HFXStateFlagGroup{
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bool Running:1;
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bool Paused:1;
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bool Muted:1;
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bool Haulted:1;
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bool Exiting:1;
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}Flags;
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// type cast operators to flagstorage type
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HFX_INLINE operator HFXStateStorage &(){return Storage;}
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HFX_INLINE operator const HFXStateStorage &()const{return Storage;}
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HFX_INLINE operator HFXStateStorage (){return Storage;}
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HFX_INLINE operator const HFXStateStorage ()const{return Storage;}
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// at operator to get reference of storage.
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HFX_INLINE HFXStateStorage &operator *(){return Storage;};
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HFX_INLINE const HFXStateStorage &operator *()const{return Storage;};
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// bool operator, to see if there are any flags set.
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HFX_INLINE bool operator()(int bit){return (Storage & bit)!=0;};
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// -> operator to get boolean access flags quickly.
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HFX_INLINE HFXStateFlagGroup *operator ->(){return &Flags;};
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HFX_INLINE const HFXStateFlagGroup *operator ->()const{return &Flags;};
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HFX_INLINE HFXStateStorage *operator &(){return &Storage;};
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HFX_INLINE const HFXStateStorage *operator &()const{return &Storage;};
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HFX_INLINE HFXStateStorage &operator =(HFXStateTransfer state){Storage = state; return Storage;}
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HFX_INLINE HFXStateStorage &operator |=(HFXStateTransfer state){Storage |= state; return Storage;}
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HFX_INLINE HFXStateStorage &operator &=(HFXStateTransfer state){Storage &= state; return Storage;}
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HFX_INLINE HFXStateStorage &operator ^=(HFXStateTransfer state){Storage |= state; return Storage;}
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HFX_INLINE HFXStateStorage operator ~()const{return ~Storage;}
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HFX_INLINE HFXStateStorage operator |(HFXStateTransfer state){return (Storage|state);}
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HFX_INLINE HFXStateStorage operator &(HFXStateTransfer state){return (Storage&state);}
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HFX_INLINE HFXStateStorage operator ^(HFXStateTransfer state){return (Storage^state);}
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HFX_INLINE bool operator ==(HFXStateTransfer state){return (Storage==state);}
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HFX_INLINE bool operator !=(HFXStateTransfer state){return (Storage!=state);}
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HFX_INLINE bool operator !(){return (Storage==0);}
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HFX_INLINE operator bool(){return (Storage!=0);}
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HFX_INLINE HFXStateFlags *UtilPointer(){return this;};
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HFX_INLINE const HFXStateFlags *UtilPointer()const{return this;};
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HFX_INLINE HFXStateFlags &Util(){return *this;};
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HFX_INLINE const HFXStateFlags &Util()const{return *this;};
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};
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enum HFXNeeds
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{
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//effect has a application thread time sync
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HFXNEED_SYNC =(1 << 0),
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//effect has a servo thread time update
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HFXNEED_PROCESS =(1 << 1),
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//effect takes parameters
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HFXNEED_SET =(1 << 2),
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//effect needs stack access
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HFXNEED_STACK =(1 << 3),
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//device slots. if you need a device you need a stack.
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HFXNEED_DEVICE1 =(1 << 4),
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HFXNEED_DEVICE2 =(1 << 5),
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HFXNEED_DEVICE3 =(1 << 6),
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HFXNEED_DEVICE4 =(1 << 7),
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HFXNEED_DEVICE5 =(1 << 8),
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HFXNEED_DEVICE6 =(1 << 9),
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HFXNEED_DEVICE7 =(1 << 10),
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HFXNEED_DEVICE8 =(1 << 11),
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//ability to create/destroy sub effects
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HFXNEED_MANAGE =(1 << 12),
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//effect needs to know how long its been running.
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HFXNEED_RUNTIME =(1 << 13),
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//effect needs to know how long its been since the last time its processed a function.
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HFXNEED_FRAMETIME =(1 << 14),
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//effect needs a fixed time sent to its framtime
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HFXNEED_FIXEDTIME =(1 << 15),
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//effect has a init function
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HFXNEED_INSTANCE =(1 << 16),
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//effect needs owning stack's parent access
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HFXNEED_PARENT =(1 << 17),
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//effect is self deleting
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HFXNEED_REMOVE =(1 << 18),
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//effect does not give handles. these effects need to be self deleting
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HFXNEED_ENCAPSULATED =(1 << 19),
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HFXNEED_EXIT =(1 << 20),
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//state change inform flags
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HFXNEED_STATE_INFORM =(1 << 21),
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HFXNEED_RUNNING_INFORM =(1 << 22),
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HFXNEED_PAUSE_INFORM =(1 << 23),
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HFXNEED_HAULT_INFORM =(1 << 24),
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HFXNEED_MUTE_INFORM =(1 << 25),
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HFXNEED_EXITING_INFORM =(1 << 26),
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// USE THE BELOW FLAGS TO DECLARE FEATURES TO A EFFECT CLASS WHEN REGISTERING
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HFXNEED_DECL_SYNC =(HFXNEED_SYNC),
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HFXNEED_DECL_PROCESS =(HFXNEED_PROCESS),
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HFXNEED_DECL_STACK =(HFXNEED_STACK),
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HFXNEED_DECL_DEVICE1 =(HFXNEED_DEVICE1|HFXNEED_DECL_STACK),
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HFXNEED_DECL_DEVICE2 =(HFXNEED_DEVICE2|HFXNEED_DECL_STACK),
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HFXNEED_DECL_DEVICE3 =(HFXNEED_DEVICE3|HFXNEED_DECL_STACK),
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HFXNEED_DECL_DEVICE4 =(HFXNEED_DEVICE4|HFXNEED_DECL_STACK),
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HFXNEED_DECL_DEVICE5 =(HFXNEED_DEVICE5|HFXNEED_DECL_STACK),
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HFXNEED_DECL_DEVICE6 =(HFXNEED_DEVICE6|HFXNEED_DECL_STACK),
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HFXNEED_DECL_DEVICE7 =(HFXNEED_DEVICE7|HFXNEED_DECL_STACK),
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HFXNEED_DECL_DEVICE8 =(HFXNEED_DEVICE8|HFXNEED_DECL_STACK),
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HFXNEED_DECL_RUNTIME =(HFXNEED_RUNTIME),
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HFXNEED_DECL_FRAMETIME =(HFXNEED_FRAMETIME),
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// there is no decl for HFXNEED_FIXEDTIME as it is pointless without
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// a runtime or frametime decl.
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HFXNEED_DECL_FIXEDFRAME =(HFXNEED_FRAMETIME|HFXNEED_FIXEDTIME),
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HFXNEED_DECL_FIXEDRUNTIME =(HFXNEED_DECL_RUNTIME|HFXNEED_FIXEDTIME),
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HFXNEED_DECL_MANAGE =(HFXNEED_DECL_FRAMETIME|HFXNEED_DECL_STACK),
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HFXNEED_DECL_REMOVE =(HFXNEED_REMOVE),
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HFXNEED_DECL_ENCAPSULATED =(HFXNEED_ENCAPSULATED|HFXNEED_DECL_REMOVE),
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HFXNEED_DECL_PARENT =(HFXNEED_PARENT),
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HFXNEED_DECL_INSTANCE =(HFXNEED_INSTANCE),
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HFXNEED_DECL_SET =(HFXNEED_SET),
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// there is no HFXNEED_STATE_INFORM declare as it would be pointless without a
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// declaration of specific informs
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HFXNEED_DECL_RUNNING_INFORM =(HFXNEED_RUNNING_INFORM|HFXNEED_STATE_INFORM),
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HFXNEED_DECL_PAUSE_INFORM =(HFXNEED_PAUSE_INFORM|HFXNEED_STATE_INFORM),
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HFXNEED_DECL_MUTE_INFORM =(HFXNEED_MUTE_INFORM|HFXNEED_STATE_INFORM),
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HFXNEED_DECL_EXITING_INFORM =(HFXNEED_EXITING_INFORM|HFXNEED_STATE_INFORM),
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HFXNEED_DECL_HAULT_INFORM =(HFXNEED_HAULT_INFORM|HFXNEED_STATE_INFORM),
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// only use this if you will actually be using all informs!
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HFXNEED_DECL_TOTAL_INFORM =( HFXNEED_RUNNING_INFORM|HFXNEED_PAUSE_INFORM|
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HFXNEED_MUTE_INFORM|HFXNEED_EXITING_INFORM|
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HFXNEED_STATE_INFORM),
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// INFORMATION FLAGS
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HFXNEED_INFO_DEVICE =( HFXNEED_DEVICE1|HFXNEED_DEVICE2|
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HFXNEED_DEVICE3|HFXNEED_DEVICE4|
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HFXNEED_DEVICE5|HFXNEED_DEVICE6|
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HFXNEED_DEVICE7|HFXNEED_DEVICE8),
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};
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#define HFXNEED_UTIL_COUNT_DEVICES(flags) \
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( ( ( (flags) & HFXNEED_INFO_DEVICE ) != 0) ? ( \
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( ( ( (flags) & HFXNEED_DEVICE1 ) != 0) ? 1 : 0 ) + \
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( ( ( (flags) & HFXNEED_DEVICE2 ) != 0) ? 1 : 0 ) + \
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( ( ( (flags) & HFXNEED_DEVICE3 ) != 0) ? 1 : 0 ) + \
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( ( ( (flags) & HFXNEED_DEVICE4 ) != 0) ? 1 : 0 ) + \
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( ( ( (flags) & HFXNEED_DEVICE5 ) != 0) ? 1 : 0 ) + \
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( ( ( (flags) & HFXNEED_DEVICE6 ) != 0) ? 1 : 0 ) + \
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( ( ( (flags) & HFXNEED_DEVICE7 ) != 0) ? 1 : 0 ) + \
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( ( ( (flags) & HFXNEED_DEVICE8 ) != 0) ? 1 : 0 ) ) \
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: 0 )
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typedef unsigned __int32 HFXNEED;
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#define HFX_XCHANGE 16
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#define HFX_YCHANGE 17
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#define HFX_ZCHANGE 18
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enum HFXResult
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{
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HFXRESULT_ERROR =-2,
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HFXRESULT_FINISHED =-1,
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HFXRESULT_CONTINUE =0,
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// x axis was set
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HFXRESULT_XCHANGED =(1 << HFX_XCHANGE),
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// y axis was set
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HFXRESULT_YCHANGED =(1 << HFX_YCHANGE),
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// z axis was set
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HFXRESULT_ZCHANGED =(1 << HFX_ZCHANGE),
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// x and y axis was set
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HFXRESULT_XYCHANGED =(HFXRESULT_XCHANGED|HFXRESULT_YCHANGED),
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// x and z axis was set
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HFXRESULT_XZCHANGED =(HFXRESULT_XCHANGED|HFXRESULT_ZCHANGED),
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// y and z axis was set
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HFXRESULT_YZCHANGED =(HFXRESULT_YCHANGED|HFXRESULT_ZCHANGED),
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// x and y axis was set
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HFXRESULT_YXCHANGED =HFXRESULT_XYCHANGED,
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// x and z axis was set
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HFXRESULT_ZXCHANGED =HFXRESULT_XZCHANGED,
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// y and z axis was set
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HFXRESULT_ZYCHANGED =HFXRESULT_YZCHANGED,
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// x, y and z axis set
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HFXRESULT_XYZCHANGED =(HFXRESULT_XCHANGED|HFXRESULT_YCHANGED|HFXRESULT_ZCHANGED),
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HFXRESULT_CHANGED =HFXRESULT_XYZCHANGED,
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};
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typedef int HFXRESULT;
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class HFX_PURE_INTERFACE IHapticEffect
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{
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public:
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// return false if you decide the processor given to you is not sufficient
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// or any other reason the effect should not be made.
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// !called one time only. before any other funciton calls.
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// IF YOU WANT THIS TO BE CALLED YOU MUST REGISTER YOUR EFFECT WITH HFXNEED_DECL_INSTANCE
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virtual bool Initialize(IHFXProcessor &processor)=0;
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// called by the game thread and blocks the haptics thread so the game and haptics loop are safe inside.
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// IF YOU WANT THIS TO BE CALLED YOU MUST REGISTER YOUR EFFECT WITH HFXNEED_DECL_SYNC
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virtual HFXRESULT SyncOp(IHFXProcessor &processor)=0;
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//called at haptic rate. should set the output parameter to the target output force.
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// calculation should optimized and precise in here.
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// IF YOU WANT THIS TO BE CALLED YOU MUST REGISTER YOUR EFFECT WITH HFXNEED_DECL_PROCESS
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virtual HFXRESULT Update(IHFXProcessor &processor)=0;
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//return true if parameters sent to you are sufficient.
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virtual bool Set(IHFXProcessor &processor, IHFXParamGroup *parameter)=0;
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//notification of state change.
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// WILL ONLY BE CALLED IF YOU DECLARE YOUR EFFECT REGISTER WITH A _INFORM decl and will ONLY be called with those.
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// note: state will be only one bit. for every bit changed on sync this function will be called.
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virtual void OnStateChange(IHFXProcessor &processor, HFXSTATE state, bool flagged)=0;
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};
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typedef IHapticEffect IHFXEffect;
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typedef void (*hfxFilterFunction)(double outvect[3]);
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typedef void (*HFXCreate_t)(IHFXEffect*&ptr);
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typedef void (*HFXDestroy_t)(IHFXEffect*&ptr);
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template<typename T>
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void HFXDefaultAllocateEffect(IHFXEffect *&ptr){ptr = new T;};
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template<typename T>
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void HFXDefaultDeallocateEffect(IHFXEffect *&ptr){if(!ptr)return; delete ((T*)ptr); ptr=0;};
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class IHapticsSystem;
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typedef IHapticsSystem IHFXSystem;
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class IDevice;
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typedef IDevice IHFXDevice;
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class IStack;
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typedef IStack IHFXStack;
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// T == effect class
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template<typename T>
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inline HFXEffectID HFXDefaultRegisterEffect(IHFXSystem &hfxSystem, const char *tag, HFXNEED needs, IHFXParamGroup *defaults, HFXCreate_t specialCreate = HFXDefaultAllocateEffect<T>, HFXDestroy_t specialDestroy = HFXDefaultDeallocateEffect<T> )
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{
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hfxSystem.LogMessage((const int)1,"EFFECT REGISTERING! %s Size = %i \n", tag, sizeof(T));
|
||
|
|
return hfxSystem.RegisterEffectClass(
|
||
|
|
tag,
|
||
|
|
specialCreate,
|
||
|
|
specialDestroy,
|
||
|
|
needs,
|
||
|
|
defaults);
|
||
|
|
};
|
||
|
|
|
||
|
|
// T == effect class
|
||
|
|
// P == parametergroup class
|
||
|
|
template<typename T, typename P>
|
||
|
|
inline HFXEffectID HFXDefaultRegisterEffect(IHFXSystem &hfxSystem, const char *tag, HFXNEED needs, HFXCreate_t specialCreate = 0, HFXDestroy_t specialDestroy = 0)
|
||
|
|
{
|
||
|
|
P *pGroup = new P;
|
||
|
|
HFXEffectID retval=0;
|
||
|
|
if(pGroup->CopyDefaults(pGroup))
|
||
|
|
{
|
||
|
|
retval = HFXDefaultRegisterEffect<T>(hfxSystem, tag, needs, pGroup, specialCreate, specialDestroy);
|
||
|
|
}
|
||
|
|
delete pGroup;
|
||
|
|
return retval;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|