mirror of
https://github.com/A2osX/A2osX.git
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169 lines
2.9 KiB
Plaintext
169 lines
2.9 KiB
Plaintext
PR#3
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PREFIX /A2OSX.SRC
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NEW
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INC 1
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AUTO 6
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.LIST OFF
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*--------------------------------------
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* GETEVENT :
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* IN :
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* OUT :
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* CS = no event, A = ERROR
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* CC * event in YA
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* (pEvent)
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*--------------------------------------
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S.GetEvents stz pEvent
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stz EVTMGR.COUNT
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lda VBL get VLINE status
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tax
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eor EVTMGR.VBLSTATE
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bpl S.GetEvents.DEV no change,no tick
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txa
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sta EVTMGR.VBLSTATE save new
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bpl S.GetEvents.DEV Up2down transition,no tick
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* sta PDLTRIG clr VBL (IIc)
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* lda RDIOUDIS clr VBL (IIc)
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inc A2osX.TIMER16
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bne .1
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inc A2osX.TIMER16+1
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.1 dec EVTMGR.HZ.CNT
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bne S.GetEvents.DEV not yet 100ms
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ldx A2osX.HZ
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stx EVTMGR.HZ.CNT
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lda #S.EVT.F.T10TH
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dec EVTMGR.10TH.CNT
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bne .2
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ldx #10
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stx EVTMGR.10TH.CNT
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ora #S.EVT.F.T1SEC
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.2 sta (pEvent)
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lda pEvent
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clc
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adc #S.EVT
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sta pEvent
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inc EVTMGR.COUNT
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S.GetEvents.DEV >LDYAI DevMgr.Table
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>STYA pDev
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stz DevMgr.DevID
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.1 ldy #S.DEV.F
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lda (pDev),y get S.DEV.F
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and #S.DEV.F.EVENT
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beq .2 EVENT enabled ?
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lda (pDev)
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cmp #H.BIN.HEADER.DRV65
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bne *
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ldx #DEVMGR.GETEVENT
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jsr pDevJmp Call DRV GetEvent function
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bcs .2 no event
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inc EVTMGR.COUNT
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ldy #S.EVT.hDEV
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lda DevMgr.DevID
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sta (pEvent),y
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lda pEvent
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adc #S.EVT cc
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sta pEvent
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bcs .8 Event Q is full!
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.2 lda pDev
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clc
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adc #S.DEV.SIZE
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sta pDev
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bcc .3
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inc pDev+1
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.3 lda DevMgr.DevID
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inc DevMgr.DevID
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cmp DevMgr.LastDevID
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bne .1
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.8 lda EVTMGR.COUNT
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sta EVTMGR.SIZE
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beq .9
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clc
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rts
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.9 sec error code=0,CS=no event
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rts
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*--------------------------------------
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S.GetKeyboardEvent
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lda KBD
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bpl .9
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sta KBDSTROBE
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and #$7F
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ldy #S.EVT.DATA
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sta (pEvent),y
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iny
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lda OPENAPPLE
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asl
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lda SOLIDAPPLE
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ror
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and #$C0
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sta (pEvent),y
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lda #S.EVT.F.KEY
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sta (pEvent)
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clc
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rts
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.9 inc A2osX.RANDOM16
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bne .99
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dec A2osX.RANDOM16+1
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.99 sec no event
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rts
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*--------------------------------------
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S.DestroyEvent lda (pEvent)
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beq .9
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bit #S.EVT.F.hMEM1
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beq .1
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pha
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ldy #S.EVT.DATALO
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lda (pEvent),y
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jsr S.FreeMemA
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pla
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.1 bit #S.EVT.F.hMEM2
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beq .2
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ldy #S.EVT.DATAHI
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lda (pEvent),y
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jsr S.FreeMemA
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.2 lda #0
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sta (pEvent)
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dec EVTMGR.COUNT
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.9 rts
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*--------------------------------------
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EVTMGR.VBLSTATE .BS 1
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EVTMGR.10TH.CNT .BS 1
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EVTMGR.HZ.CNT .BS 1
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EVTMGR.COUNT .BS 1
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EVTMGR.SIZE .BS 1
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*--------------------------------------
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MAN
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SAVE SYS/KERNEL.S.EVT
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LOAD SYS/KERNEL.S
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ASM
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