2020-08-19 05:35:30 +00:00
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; Test program for graphics stufff...
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2020-08-23 05:25:39 +00:00
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rel
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2020-08-19 05:35:30 +00:00
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2020-08-23 05:25:39 +00:00
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use Util.Macs.s
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use Locator.Macs.s
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use Mem.Macs.s
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use Misc.Macs.s
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put ..\macros\App.Macs.s
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put ..\macros\EDS.GSOS.MACS.s
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2020-08-19 05:35:30 +00:00
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2020-08-23 05:25:39 +00:00
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mx %00
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SHADOW_REG equ $E0C035
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2020-08-25 02:59:58 +00:00
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STATE_REG equ $E0C068
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2020-08-23 05:25:39 +00:00
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NEW_VIDEO_REG equ $E0C029
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2020-08-25 02:59:58 +00:00
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BORDER_REG equ $E0C034 ; 0-3 = border 4-7 Text color
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2020-08-23 05:25:39 +00:00
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VBL_VERT_REG equ $E0C02E
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VBL_HORZ_REG equ $E0C02F
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KBD_REG equ $E0C000
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KBD_STROBE_REG equ $E0C010
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VBL_STATE_REG equ $E0C019
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2020-08-19 05:35:30 +00:00
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2020-08-25 02:59:58 +00:00
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SHR_SCREEN equ $E12000
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SHR_SCB equ $E19D00
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2020-08-19 05:35:30 +00:00
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; Typical init
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2020-08-23 05:25:39 +00:00
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phk
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plb
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2020-08-19 05:35:30 +00:00
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; Tool startup
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2020-08-25 02:59:58 +00:00
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_TLStartUp ; normal tool initialization
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2020-08-23 05:25:39 +00:00
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pha
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_MMStartUp
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2020-08-25 02:59:58 +00:00
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_Err ; should never happen
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2020-08-23 05:25:39 +00:00
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pla
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2020-08-25 02:59:58 +00:00
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sta MasterId ; our master handle references the memory allocated to us
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ora #$0100 ; set auxID = $01 (valid values $01-0f)
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sta UserId ; any memory we request must use our own id
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2020-08-19 05:35:30 +00:00
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2020-08-23 05:25:39 +00:00
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_MTStartUp
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2020-08-19 05:35:30 +00:00
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2020-08-23 05:25:39 +00:00
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; Install interrupt handlers
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2020-08-19 05:35:30 +00:00
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2020-08-23 05:25:39 +00:00
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PushLong #0
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2020-08-25 02:59:58 +00:00
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pea $0015 ; Get the existing 1-second interrupt handler and save
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2020-08-23 05:25:39 +00:00
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_GetVector
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PullLong OldOneSecVec
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2020-08-19 05:35:30 +00:00
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2020-08-25 02:59:58 +00:00
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pea $0015 ; Set the new handler and enable interrupts
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2020-08-23 05:25:39 +00:00
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PushLong #OneSecHandler
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_SetVector
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2020-08-19 05:35:30 +00:00
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2020-08-23 05:25:39 +00:00
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pea $0006
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_IntSource
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2020-08-19 05:35:30 +00:00
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2020-08-25 02:59:58 +00:00
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PushLong #VBLTASK ; Also register a Heart Beat Task
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2020-08-23 05:25:39 +00:00
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_SetHeartBeat
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2020-08-19 05:35:30 +00:00
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2020-08-23 05:25:39 +00:00
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; Start up the graphics engine...
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2020-08-19 05:35:30 +00:00
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2020-08-23 05:25:39 +00:00
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jsr MemInit
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2020-08-25 02:59:58 +00:00
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jsr GrafInit
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2020-08-19 05:35:30 +00:00
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2020-08-25 02:59:58 +00:00
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lda BlitBuff+2 ; Fill in this bank
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2020-08-23 05:25:39 +00:00
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jsr BuildBank
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2020-08-19 05:35:30 +00:00
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2020-08-23 05:25:39 +00:00
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; Load a picture and copy it into Bank $E1. Then turn on the screen.
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2020-08-19 05:35:30 +00:00
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2020-08-25 02:59:58 +00:00
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jsr AllocOneBank ; Alloc 64KB for Load/Unpack
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sta BankLoad ; Store "Bank Pointer"
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2020-08-23 05:25:39 +00:00
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EvtLoop
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jsr WaitForKey
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cmp #'q'
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bne :1
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brl Exit
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:1 cmp #'l'
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bne :2
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brl DoLoadPic
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:2 cmp #'m'
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2020-08-25 02:59:58 +00:00
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bne :3
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brl DoMessage
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:3 cmp #'f' ; render a 'f'rame
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bne :4
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brl DoFrame
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:4 bra EvtLoop
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; Set up the code field and render it
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DoFrame
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2020-08-26 04:40:49 +00:00
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; Render some tiles
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lda BlitBuff+1 ; set the data bank to the code field
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pha
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plb
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plb
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ldx #0
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ldal Col2CodeOffset,x
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tay
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iny
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lda #1 ; draw tile #1
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jsr CopyTile
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ldx #4
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ldal Col2CodeOffset,x
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tay
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iny
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lda #2 ; draw tile #1
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jsr CopyTile
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ldx #8
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ldal Col2CodeOffset,x
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tay
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iny
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lda #3 ; draw tile #1
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jsr CopyTile
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ldx #12
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ldal Col2CodeOffset,x
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tay
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iny
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lda #4 ; draw tile #1
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jsr CopyTile
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ldx #16
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ldal Col2CodeOffset,x
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tay
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iny
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lda #5 ; draw tile #1
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jsr CopyTile
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phk
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plb
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2020-08-25 02:59:58 +00:00
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; This sets up the environment for calling the blitter. The blitter code takes care of moving from
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2020-08-26 04:01:52 +00:00
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; line to line and should be set up ahead of time with appropriate epilogues for lines to periodically
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2020-08-25 02:59:58 +00:00
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; enable interrupts and other stuff. In short, we call into the code once and, when it returns, all of
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; the lines set up to render will be finished.
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2020-08-26 04:01:52 +00:00
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sep #$20 ; 8-bit acc
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lda BlitBuff+2 ; set the data bank to the code field
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sta blt_entry+3 ; Patch into the long jump
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pha
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pha ; push twice because we will use it later
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rep #$20
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2020-08-25 02:59:58 +00:00
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tsc ; save the stack pointer
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2020-08-26 04:01:52 +00:00
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inc ; adjust for the plb below
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2020-08-25 02:59:58 +00:00
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sta stk_save+1 ; save a cycle by storing while bank is set
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ldx #80*2 ; This is the word to exit from
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2020-08-26 04:01:52 +00:00
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ldy Col2CodeOffset,x ; Get the offset
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2020-08-25 02:59:58 +00:00
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2020-08-26 04:01:52 +00:00
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sep #$20 ; 8-bit acc
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lda BlitBuff+2 ; set the data bank to the code field
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sta blt_entry+3 ; Patch into the long jump
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rep #$20
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plb ; set the data bank to the code field
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ldx #16*2 ; Y-register is set correctly
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lda #OPCODE_SAVE
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jsr SaveOpcode
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2020-08-25 02:59:58 +00:00
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2020-08-26 04:01:52 +00:00
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ldx #80*2 ; X-register is overwritten by SaveOpcode
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2020-08-25 02:59:58 +00:00
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ldal CodeFieldEvenBRA,x ; Get the value to place there
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ldx #16*2
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jsr SetConst
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jsr SetNextLine ; Link the lines together
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lda #{$2000+159+15*160} ; Set the stack address to the right edge of the screen
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ldy #0
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ldx #16*2
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jsr SetScreenAddrs
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sep #$20 ; only need to do an 8-bit store
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lda #$06 ; This is the entry address to start drawing
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ldy #CODE_ENTRY ; don't actually need to set these again
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ldx #16*2
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jsr SetConst
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rep #$30
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ldy #$F000
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jsr SetReturn
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sei ; disable interrupts
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ldal STATE_REG
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ora #$0010 ; Read Bank 0 / Write Bank 1
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stal STATE_REG
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blt_entry jml $000006 ; Jump into the blitter code $XX/YY06
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blt_return ldal STATE_REG ; Read Bank 0 / Write Bank 0
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and #$FFCF
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stal STATE_REG
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stk_save lda #0000 ; load the stack
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tcs
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cli ; re-enable interrupts
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2020-08-26 04:01:52 +00:00
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plb ; set the bank back to the code field
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ldx #80*2 ; This is the word to exit from
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ldal Col2CodeOffset,x ; Get the offset
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tay
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ldx #16*2
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lda #OPCODE_SAVE
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; jsr RestoreOpcode
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2020-08-25 02:59:58 +00:00
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phk ; restore data bank
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plb
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jmp EvtLoop
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2020-08-23 05:25:39 +00:00
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HexToChar dfb '0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'
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DoMessage
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sep #$20
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ldx #0
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lda BlitBuff+2
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and #$F0
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lsr
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lsr
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lsr
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lsr
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tax
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lda HexToChar,x
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sta Hello+1
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lda BlitBuff+2
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and #$0F
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tax
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lda HexToChar,x
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sta Hello+2
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lda BlitBuff+1
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and #$F0
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lsr
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lsr
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lsr
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lsr
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tax
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lda HexToChar,x
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sta Hello+4
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lda BlitBuff+1
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and #$0F
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tax
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lda HexToChar,x
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sta Hello+5
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lda BlitBuff
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and #$F0
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lsr
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lsr
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lsr
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lsr
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tax
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lda HexToChar,x
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sta Hello+6
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lda BlitBuff
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and #$0F
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tax
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lda HexToChar,x
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sta Hello+7
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rep #$20
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lda #Hello
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ldx #{60*160+30}
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ldy #$7777
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jsr DrawString
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jmp EvtLoop
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DoLoadPic
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lda BankLoad
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2020-08-25 02:59:58 +00:00
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ldx #ImageName ; Load+Unpack Boot Picture
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jsr LoadPicture ; X=Name, A=Bank to use for loading
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2020-08-23 05:25:39 +00:00
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2020-08-25 02:59:58 +00:00
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lda BankLoad ; get address of loaded/uncompressed picture
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2020-08-23 05:25:39 +00:00
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clc
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2020-08-25 02:59:58 +00:00
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adc #$0080 ; skip header?
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sta :copySHR+2 ; and store that over the 'ldal' address below
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ldx #$7FFE ; copy all image data
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:copySHR ldal $000000,x ; load from BankLoad we allocated
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stal $E12000,x ; store to SHR screen
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2020-08-23 05:25:39 +00:00
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dex
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dex
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bpl :copySHR
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jmp EvtLoop
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Exit
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2020-08-25 02:59:58 +00:00
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pea $0007 ; disable 1-second interrupts
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2020-08-23 05:25:39 +00:00
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_IntSource
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2020-08-25 02:59:58 +00:00
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PushLong #VBLTASK ; Remove our heartbeat task
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2020-08-23 05:25:39 +00:00
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_DelHeartBeat
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pea $0015
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2020-08-25 02:59:58 +00:00
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PushLong OldOneSecVec ; Reset the interrupt vector
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2020-08-23 05:25:39 +00:00
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_SetVector
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2020-08-25 02:59:58 +00:00
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PushWord UserId ; Deallocate all of our memory
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2020-08-23 05:25:39 +00:00
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_DisposeAll
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_QuitGS qtRec
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bcs Fatal
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Fatal brk $00
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Hello str '00/0000'
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2020-08-19 05:35:30 +00:00
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****************************************
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* Fatal Error Handler *
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****************************************
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2020-08-23 05:25:39 +00:00
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PgmDeath tax
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pla
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inc
|
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|
phx
|
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phk
|
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pha
|
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bra ContDeath
|
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PgmDeath0 pha
|
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|
pea $0000
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|
pea $0000
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ContDeath ldx #$1503
|
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jsl $E10000
|
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|
; Interrupt handlers. We install a heartbeat (1/60th second and a 1-second timer)
|
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OneSecHandler mx %11
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phb
|
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pha
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phk
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plb
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rep #$20
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inc OneSecondCounter
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sep #$20
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ldal $E0C032
|
2020-08-25 02:59:58 +00:00
|
|
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and #%10111111 ;clear IRQ source
|
2020-08-23 05:25:39 +00:00
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|
|
stal $E0C032
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pla
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plb
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clc
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rtl
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mx %00
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OneSecondCounter dw 0
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OldOneSecVec ds 4
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|
VBLTASK hex 00000000
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dw 0
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|
hex 5AA5
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|
2020-08-19 05:35:30 +00:00
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|
; Graphic screen initialization
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|
2020-08-25 02:59:58 +00:00
|
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GrafInit lda #$8888
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|
|
jsr ClearToColor
|
2020-08-26 04:01:52 +00:00
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|
|
lda #0000
|
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|
jsr SetSCBs
|
2020-08-25 02:59:58 +00:00
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|
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jsr GrafOn
|
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|
jsr ShadowOn
|
2020-08-23 05:25:39 +00:00
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rts
|
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|
|
; Return the current border color ($0 - $F) in the accumulator
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|
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GetBorderColor lda #0000
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sep #$20
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|
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ldal BORDER_REG
|
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and #$0F
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rep #$20
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rts
|
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|
|
; Set the border color to the accumulator value.
|
2020-08-25 02:59:58 +00:00
|
|
|
SetBorderColor sep #$20 ; ACC = $X_Y, REG = $W_Z
|
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|
|
eorl BORDER_REG ; ACC = $(X^Y)_(Y^Z)
|
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|
|
and #$0F ; ACC = $0_(Y^Z)
|
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|
|
eorl BORDER_REG ; ACC = $W_(Y^Z^Z) = $W_Y
|
2020-08-23 05:25:39 +00:00
|
|
|
stal BORDER_REG
|
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|
|
rep #$20
|
|
|
|
|
rts
|
|
|
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|
|
2020-08-25 02:59:58 +00:00
|
|
|
; Clear to SHR screen to a specific color
|
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|
|
|
ClearToColor ldx #$7D00 ;start at top of pixel data! ($2000-9D00)
|
|
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|
|
:clearloop dex
|
|
|
|
|
dex
|
|
|
|
|
stal SHR_SCREEN,x ;screen location
|
|
|
|
|
bne :clearloop ;loop until we've worked our way down to 0
|
|
|
|
|
rts
|
|
|
|
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|
|
; Initialize the SCB
|
|
|
|
|
SetSCBs ldx #$0100 ;set all $100 scbs to A
|
|
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|
|
:scbloop dex
|
|
|
|
|
dex
|
|
|
|
|
stal SHR_SCB,x
|
|
|
|
|
bne :scbloop
|
|
|
|
|
rts
|
|
|
|
|
|
2020-08-23 05:25:39 +00:00
|
|
|
; Turn SHR screen On/Off
|
|
|
|
|
GrafOn sep #$20
|
|
|
|
|
lda #$81
|
|
|
|
|
stal NEW_VIDEO_REG
|
|
|
|
|
rep #$20
|
|
|
|
|
rts
|
|
|
|
|
|
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|
|
GrafOff sep #$20
|
|
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|
|
lda #$01
|
|
|
|
|
stal NEW_VIDEO_REG
|
|
|
|
|
rep #$20
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
; Enable/Disable Shadowing.
|
|
|
|
|
ShadowOn sep #$20
|
|
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|
|
ldal SHADOW_REG
|
|
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|
|
and #$F7
|
|
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|
|
stal SHADOW_REG
|
|
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|
|
rep #$20
|
|
|
|
|
rts
|
|
|
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|
|
ShadowOff sep #$20
|
|
|
|
|
ldal SHADOW_REG
|
|
|
|
|
ora #$08
|
|
|
|
|
stal SHADOW_REG
|
|
|
|
|
rep #$20
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
GetVBL sep #$20
|
|
|
|
|
ldal VBL_HORZ_REG
|
|
|
|
|
asl
|
|
|
|
|
ldal VBL_VERT_REG
|
2020-08-25 02:59:58 +00:00
|
|
|
rol ; put V5 into carry bit, if needed. See TN #39 for details.
|
2020-08-23 05:25:39 +00:00
|
|
|
rep #$20
|
|
|
|
|
and #$00FF
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
WaitForVBL sep #$20
|
2020-08-25 02:59:58 +00:00
|
|
|
:wait1 ldal VBL_STATE_REG ; If we are already in VBL, then wait
|
2020-08-23 05:25:39 +00:00
|
|
|
bmi :wait1
|
|
|
|
|
:wait2 ldal VBL_STATE_REG
|
2020-08-25 02:59:58 +00:00
|
|
|
bpl :wait2 ; spin until transition into VBL
|
2020-08-23 05:25:39 +00:00
|
|
|
rep #$20
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
WaitForKey sep #$20
|
2020-08-25 02:59:58 +00:00
|
|
|
stal KBD_STROBE_REG ; clear the strobe
|
2020-08-23 05:25:39 +00:00
|
|
|
:WFK ldal KBD_REG
|
|
|
|
|
bpl :WFK
|
|
|
|
|
rep #$20
|
|
|
|
|
and #$007F
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
ClearKeyboardStrobe sep #$20
|
|
|
|
|
stal KBD_STROBE_REG
|
|
|
|
|
rep #$20
|
|
|
|
|
rts
|
2020-08-19 05:35:30 +00:00
|
|
|
|
|
|
|
|
; Graphics helpers
|
|
|
|
|
|
2020-08-23 05:25:39 +00:00
|
|
|
LoadPicture
|
2020-08-25 02:59:58 +00:00
|
|
|
jsr LoadFile ; X=Nom Image, A=Banc de chargement XX/00
|
2020-08-23 05:25:39 +00:00
|
|
|
bcc :loadOK
|
|
|
|
|
rts
|
|
|
|
|
:loadOK
|
2020-08-25 02:59:58 +00:00
|
|
|
jsr UnpackPicture ; A=Packed Size
|
2020-08-23 05:25:39 +00:00
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
|
2020-08-25 02:59:58 +00:00
|
|
|
UnpackPicture sta UP_PackedSize ; Size of Packed Data
|
|
|
|
|
lda #$8000 ; Size of output Data Buffer
|
2020-08-23 05:25:39 +00:00
|
|
|
sta UP_UnPackedSize
|
2020-08-25 02:59:58 +00:00
|
|
|
lda BankLoad ; Banc de chargement / Decompression
|
|
|
|
|
sta UP_Packed+1 ; Packed Data
|
2020-08-23 05:25:39 +00:00
|
|
|
clc
|
|
|
|
|
adc #$0080
|
2020-08-25 02:59:58 +00:00
|
|
|
stz UP_UnPacked ; On remet a zero car modifie par l'appel
|
2020-08-23 05:25:39 +00:00
|
|
|
stz UP_UnPacked+2
|
2020-08-25 02:59:58 +00:00
|
|
|
sta UP_UnPacked+1 ; Unpacked Data buffer
|
2020-08-23 05:25:39 +00:00
|
|
|
|
2020-08-25 02:59:58 +00:00
|
|
|
PushWord #0 ; Space for Result : Number of bytes unpacked
|
|
|
|
|
PushLong UP_Packed ; Pointer to buffer containing the packed data
|
|
|
|
|
PushWord UP_PackedSize ; Size of the Packed Data
|
|
|
|
|
PushLong #UP_UnPacked ; Pointer to Pointer to unpacked buffer
|
|
|
|
|
PushLong #UP_UnPackedSize ; Pointer to a Word containing size of unpacked data
|
2020-08-23 05:25:39 +00:00
|
|
|
_UnPackBytes
|
2020-08-25 02:59:58 +00:00
|
|
|
pla ; Number of byte unpacked
|
2020-08-23 05:25:39 +00:00
|
|
|
rts
|
|
|
|
|
|
2020-08-25 02:59:58 +00:00
|
|
|
UP_Packed hex 00000000 ; Address of Packed Data
|
|
|
|
|
UP_PackedSize hex 0000 ; Size of Packed Data
|
|
|
|
|
UP_UnPacked hex 00000000 ; Address of Unpacked Data Buffer (modified)
|
|
|
|
|
UP_UnPackedSize hex 0000 ; Size of Unpacked Data Buffer (modified)
|
2020-08-19 05:35:30 +00:00
|
|
|
|
|
|
|
|
; Basic I/O function to load files
|
|
|
|
|
|
2020-08-25 02:59:58 +00:00
|
|
|
LoadFile stx openRec+4 ; X=File, A=Bank/Page XX/00
|
2020-08-23 05:25:39 +00:00
|
|
|
sta readRec+5
|
|
|
|
|
|
|
|
|
|
:openFile _OpenGS openRec
|
|
|
|
|
bcs :openReadErr
|
|
|
|
|
lda openRec+2
|
|
|
|
|
sta eofRec+2
|
|
|
|
|
sta readRec+2
|
|
|
|
|
|
|
|
|
|
_GetEOFGS eofRec
|
|
|
|
|
lda eofRec+4
|
|
|
|
|
sta readRec+8
|
|
|
|
|
lda eofRec+6
|
|
|
|
|
sta readRec+10
|
|
|
|
|
|
|
|
|
|
_ReadGS readRec
|
|
|
|
|
bcs :openReadErr
|
|
|
|
|
|
|
|
|
|
:closeFile _CloseGS closeRec
|
|
|
|
|
clc
|
2020-08-25 02:59:58 +00:00
|
|
|
lda eofRec+4 ; File Size
|
2020-08-23 05:25:39 +00:00
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
:openReadErr jsr :closeFile
|
|
|
|
|
nop
|
|
|
|
|
nop
|
|
|
|
|
|
|
|
|
|
PushWord #0
|
|
|
|
|
PushLong #msgLine1
|
|
|
|
|
PushLong #msgLine2
|
|
|
|
|
PushLong #msgLine3
|
|
|
|
|
PushLong #msgLine4
|
|
|
|
|
_TLTextMountVolume
|
|
|
|
|
pla
|
|
|
|
|
cmp #1
|
|
|
|
|
bne :loadFileErr
|
|
|
|
|
brl :openFile
|
|
|
|
|
:loadFileErr sec
|
|
|
|
|
rts
|
|
|
|
|
|
|
|
|
|
msgLine1 str 'Unable to load File'
|
|
|
|
|
msgLine2 str 'Press a key :'
|
|
|
|
|
msgLine3 str ' -> Return to Try Again'
|
|
|
|
|
msgLine4 str ' -> Esc to Quit'
|
2020-08-19 05:35:30 +00:00
|
|
|
|
|
|
|
|
; Data storage
|
2020-08-23 05:25:39 +00:00
|
|
|
ImageName strl '1/test.pic'
|
|
|
|
|
MasterId ds 2
|
|
|
|
|
UserId ds 2
|
|
|
|
|
BankLoad hex 0000
|
2020-08-19 05:35:30 +00:00
|
|
|
|
2020-08-25 02:59:58 +00:00
|
|
|
openRec dw 2 ; pCount
|
|
|
|
|
ds 2 ; refNum
|
|
|
|
|
adrl ImageName ; pathname
|
2020-08-19 05:35:30 +00:00
|
|
|
|
2020-08-25 02:59:58 +00:00
|
|
|
eofRec dw 2 ; pCount
|
|
|
|
|
ds 2 ; refNum
|
|
|
|
|
ds 4 ; eof
|
2020-08-19 05:35:30 +00:00
|
|
|
|
2020-08-25 02:59:58 +00:00
|
|
|
readRec dw 4 ; pCount
|
|
|
|
|
ds 2 ; refNum
|
|
|
|
|
ds 4 ; dataBuffer
|
|
|
|
|
ds 4 ; requestCount
|
|
|
|
|
ds 4 ; transferCount
|
2020-08-19 05:35:30 +00:00
|
|
|
|
2020-08-25 02:59:58 +00:00
|
|
|
closeRec dw 1 ; pCount
|
|
|
|
|
ds 2 ; refNum
|
2020-08-19 05:35:30 +00:00
|
|
|
|
2020-08-23 05:25:39 +00:00
|
|
|
qtRec adrl $0000
|
|
|
|
|
da $00
|
2020-08-19 05:35:30 +00:00
|
|
|
|
2020-08-23 05:25:39 +00:00
|
|
|
put App.Init.s
|
|
|
|
|
put font.s
|
|
|
|
|
put blitter/Template.s
|
|
|
|
|
put blitter/Tables.s
|
2020-08-19 05:35:30 +00:00
|
|
|
|
2020-08-26 04:01:52 +00:00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2020-08-26 04:40:49 +00:00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2020-08-26 04:01:52 +00:00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
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|
|
|
