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https://github.com/dwsJason/gslaplay.git
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Player Actually Plays a sample Animation
This commit is contained in:
JASON-6700K\jandersen
parent
ef1d637e36
commit
4a2db30d21
@ -15,7 +15,7 @@
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sna start ; segment name
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*----------------------------------------------
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asm play.s
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ds 0 ; padding
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ds 0 ; padding
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knd #$1100 ; kind
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ali None ; alignment
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lna play ; load name
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94
asm/play.s
94
asm/play.s
@ -44,55 +44,79 @@
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; rel
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dsk play.l
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;
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; Defines, for the list of allocated memory banks
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;
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banks_count equ $80
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banks_data equ $82
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player ent
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org $0
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mx %00
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phb
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sep #$30
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sta srcbank+2 ; self modify the code for mvn
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sta read_opcode+3 ; data stream reader
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sta dictionary_offset+3 ; opcode stream reader
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sep #$20 ; preserve X
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sta <srcbank+2 ; self modify the code for mvn
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sta <read_opcode+3 ; data stream reader
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sta <dictionary_offset+3 ; opcode stream reader
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rep #$31
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ldy #$2000 ; it's a new frame, cursor starts at beginning of SHR
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stz <banks_index
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* stz <frames
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bra read_opcode
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*frames dw 0
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extended_command
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beq :source_skip_next_bank
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lsr
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bcs :not_end_of_frame
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lsr
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bcs :end_of_file
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* ; end of frame
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ldy #$2000
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; check elapsed ticks (need at least 1)
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; For now just inline vsync (preferable to check the number of
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; if jiffy that have elapsed, because if the animation uses more than
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; roughly 10% of the screen we don't want to sync here
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* ; check elapsed ticks (need at least 1)
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* ; For now just inline vsync (preferable to check the number of
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* ; if jiffy that have elapsed, because if the animation uses more than
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* ; roughly 10% of the screen we don't want to sync here
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* lda <frames
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* inc
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* sta <frames
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* cmp #2
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* bge :end_of_file
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*
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bra read_opcode
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:end_of_file
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plb ; restore bank
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rtl
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:not_end_of_frame
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beq :end_of_file
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:source_skip_next_bank
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*
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* If data is sequential in memory
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*
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*
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* ; source data, new bank
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* inc <read_opcode+3 ; 6
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* inc <dictionary_offset+3 ; 6
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* inc <srcbank+2 ; 6
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*
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cmp #1
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bne :not_new_bank
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;sep #$30 ; 3
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;lda <read_opcode+3 ; 3
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;inc ; 2
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;sta <read_opcode+3 ; 3
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;sta <dictionary_offset+3 ; 3
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;sta <srcbank+2 ; 3
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;rep #$31 ; 3
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; source data, new bank
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inc <read_opcode+3 ; 6
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inc <dictionary_offset+3 ; 6
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inc <srcbank+2 ; 6
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*
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* Our Banks of Data are in the order
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* they were allocated, so this is a little
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* more complicated
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*
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sep #$20 ; preserve Y, by leaving X long
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ldx <banks_index
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inx
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stx <banks_index
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lda <banks_data,x
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sta <srcbank+2 ; self modify the code for mvn
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sta <read_opcode+3 ; data stream reader
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sta <dictionary_offset+3 ; opcode stream reader
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rep #$31
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; start of new bank
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ldx #0
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@ -119,14 +143,14 @@ dictionary_copy
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lsr
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bcs cursor_skip
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sta temp
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sta <temp
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stx dictionary_offset+1
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stx <dictionary_offset+1
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dictionary_offset
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ldal $000000
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tax
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lda temp
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lda <temp
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; dictionary copy
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mvn $01,$01
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@ -137,10 +161,12 @@ dictionary_offset
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bra read_opcode
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cursor_skip
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sty temp
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adc temp
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sty <skip_amount+1
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skip_amount
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adc #$0000
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tay
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bra read_opcode
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banks_index dw 0
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temp dw 0
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203
asm/shell.s
203
asm/shell.s
@ -17,6 +17,14 @@
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ext player
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;
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; Defines, for the list of allocated memory banks
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;
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banks_count equ $80
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banks_data equ $82
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vidmode = $8080 ;Video mode for QD II (320) ($8000)
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;640 mode ($8080)
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@ -49,6 +57,14 @@ SetRes sep $30 ; 8-bit mode
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pla ;retrieve our program ID
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sta ProgID
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;-------------------------------------------------------------------------------
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;
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; Initialize List of memory Banks
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;
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stz <banks_count
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PushLong #0 ;result space
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lda ProgID ;user ID
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pha
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@ -131,6 +147,9 @@ DoMenu
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sta p:rbuf+2
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sta iobuff+2
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; A contains bank address to add
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jsr AddBank
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* PushLong #0
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* PushPtr ExampleM
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@ -467,8 +486,9 @@ DoOpen
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bcc :lup
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_Open p:open
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bcs :trouble
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bcc :read_filesize
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brl :trouble
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:read_filesize
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lda p:open
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sta p:read
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sta p:get_eof
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@ -476,6 +496,7 @@ DoOpen
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_GET_EOF p:get_eof
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bcc :eof_seems_good
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:err_close
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jsr FreeBanks
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_Close p:close
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bra :trouble
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@ -497,30 +518,73 @@ DoOpen
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; perhaps loop through, and store a list of allocated banks
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; starting at $80 in the DP, so DP,x addressing can get at
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; them in the player
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lda p:eof
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ldx p:eof+2
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jsr getmem
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bcs :err_close
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; while banks_count < required_banks
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lda p:eof+2
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inc
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sta :required_banks
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]loop
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lda <banks_count
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cmp :required_banks
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bcs :we_have_memory
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; jsl dereference
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; sta p:rbuf
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; stx p:rbuf+2
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; Ask for 64K
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lda #$0000
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ldx #$0001
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jsr getmem
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bcs :mem_failed
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; lda p:eof
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; ldx p:eof+2
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; sta p:rsize
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; stx p:rsize+2
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jsl dereference
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; _Read p:read
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; bcs :err_close
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txa
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jsr AddBank
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bra ]loop
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:mem_failed
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jsr FreeBanks
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; Pop up an Alert
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bra :err_close
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:we_have_memory
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; Read in the File
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; Size 64k at a time
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stz p:rsize
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lda #$0001
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sta p:rsize+2
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ldx #0
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stx p:rbuf+0
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]read_loop
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lda <banks_data,x
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and #$00FF
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sta p:rbuf+2
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phx
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_Read p:read
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plx
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bcs :err_close
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inx
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cpx :required_banks
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bcc ]read_loop
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:close_exit
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_Close p:close
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bcs :trouble
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brl PlayAnimation
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:temp dw 0
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:required_banks
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:temp
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dw 0
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:trouble
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pha
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@ -529,7 +593,6 @@ DoOpen
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jsl $e10000
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rtl
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:message str 'Open GS Lzb Anim:'
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:filter dw 0 ; (count 0/no filter), set to 1 for only show s16 files
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@ -557,52 +620,56 @@ p:where adrl $1c000 ;about 108k into file
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PlayAnimation
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rts
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PlayAnimation mx %00
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; ha, this has to parse the headers
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; before it can play the animation
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; copy player to the Direct Page
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lda #127 ; player is really only about 96 bytes
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ldx #player
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phd
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ply
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sty :play+1
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sty :init+1
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lda #127 ; player is less than 128 bytes
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ldx #player
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phd
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ply
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sty :play+1
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sty :init+1
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mvn ^player,$00
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mvn ^player,$00
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phk
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plb
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phk
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plb
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; Pointer to the INITial Frame Data
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lda #28 ; Header of file + Header of INIT Frame
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ldx p:rbuf+2
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; Pointer to the INITial Frame Data
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lda <banks_data
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and #$00FF
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sta $FE
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ldx #28 ; Header of file + Header of INIT Frame
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; X = Low
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; A = High
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:init jsl $000000 ; for the first frame
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; load up a pointer to data
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:loop
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lda p:rbuf
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sta $F0
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lda p:rbuf+2
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sta $F2
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stz $FC
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ldy #24
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lda [$F0],y
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clc
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adc #20
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ldy #24
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lda [$FC],y
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clc
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adc #28 ; 20 byte header + 8 bytes skip into the ANIM Block
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tax
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;lda p:rbuf
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ldx p:rbuf+2
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lda $FE
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; play the animation
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; play the animation
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; X = Low
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; A = High
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:play jsl $000000
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bra :loop
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bra :loop
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rts
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@ -618,3 +685,47 @@ DoClose
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text
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str "Written By: Jason Andersen and Steven Chiang"
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********************************************************************************
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*
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* Append a Bank to the list
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*
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AddBank mx %00
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ldx <banks_count
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sta <banks_data,x
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inx
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stx <banks_count
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rts
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********************************************************************************
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*
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* Free Memory, and Clear Bank List
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*
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FreeBanks mx %00
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]loop
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ldx <banks_count
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dex
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bmi :done
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stx <banks_count
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ldy #0
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phy ; space for result
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phy
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lda <banks_data,x
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and #$00FF
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phy ; memory address high
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phy ; memory address low
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ldx #$1A02 ; FindHandle
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jsl tool
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ldx #$1002 ; DisposeHandle
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jsl tool
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bra ]loop
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:done
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rts
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rts
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