mirror of
https://github.com/lscharen/iigs-game-engine.git
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Allocate all memory for the blitters and update message to display the banks
This commit is contained in:
Lucas Scharenbroich
parent
02bd63cf36
commit
9d247f0760
148
test/App.Init.s
148
test/App.Init.s
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@ -14,77 +14,88 @@
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; - 1 page for pointer to the second background
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; - 1 page for pointer to the second background
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; - 8 pages for the dynamic tiles
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; - 8 pages for the dynamic tiles
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mx %00
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mx %00
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MemInit PushLong #0 ; space for result
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MemInit PushLong #0 ; space for result
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PushLong #$008000 ; size (32k)
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PushLong #$008000 ; size (32k)
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PushWord UserId
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PushWord UserId
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PushWord #%11000000_00010111 ; Fixed location
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PushWord #%11000000_00010111 ; Fixed location
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PushLong #$002000
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PushLong #$002000
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_NewHandle ; returns LONG Handle on stack
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_NewHandle ; returns LONG Handle on stack
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plx ; base address of the new handle
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plx ; base address of the new handle
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pla ; high address 00XX of the new handle (bank)
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pla ; high address 00XX of the new handle (bank)
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_Deref
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_Deref
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stx Buff00
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stx Buff00
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sta Buff00+2
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sta Buff00+2
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PushLong #0 ; space for result
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PushLong #0 ; space for result
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PushLong #$008000 ; size (32k)
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PushLong #$008000 ; size (32k)
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PushWord UserId
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PushWord UserId
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PushWord #%11000000_00010111 ; Fixed location
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PushWord #%11000000_00010111 ; Fixed location
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PushLong #$012000
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PushLong #$012000
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_NewHandle ; returns LONG Handle on stack
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_NewHandle ; returns LONG Handle on stack
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plx ; base address of the new handle
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plx ; base address of the new handle
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pla ; high address 00XX of the new handle (bank)
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pla ; high address 00XX of the new handle (bank)
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_Deref
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_Deref
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stx Buff01
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stx Buff01
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sta Buff01+2
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sta Buff01+2
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PushLong #0 ; space for result
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PushLong #0 ; space for result
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PushLong #$000A00 ; size (10 pages)
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PushLong #$000A00 ; size (10 pages)
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PushWord UserId
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PushWord UserId
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PushWord #%11000000_00010101 ; Page-aligned, fixed bank
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PushWord #%11000000_00010101 ; Page-aligned, fixed bank
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PushLong #$000000
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PushLong #$000000
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_NewHandle ; returns LONG Handle on stack
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_NewHandle ; returns LONG Handle on stack
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plx ; base address of the new handle
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plx ; base address of the new handle
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pla ; high address 00XX of the new handle (bank)
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pla ; high address 00XX of the new handle (bank)
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_Deref
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_Deref
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stx ZeroPage
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stx ZeroPage
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sta ZeroPage+2
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sta ZeroPage+2
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PushLong #0
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; Allocate the 13 banks of memory we need
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PushLong #$10000
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]step equ 0
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PushWord UserId
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lup 13
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PushWord #%11000000_00011100
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jsr AllocOneBank2
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PushLong #0
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sta BlitBuff+]step+2
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_NewHandle
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stz BlitBuff+]step
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plx ; base address of the new handle
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]step equ ]step+4
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pla ; high address 00XX of the new handle (bank)
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--^
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_Deref
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stx BlitBuff
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sta BlitBuff+2
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rts
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rts
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Buff00 ds 4
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Buff00 ds 4
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Buff01 ds 4
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Buff01 ds 4
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ZeroPage ds 4
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ZeroPage ds 4
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BlitBuff ds 4
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;
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BlitBuff ds 4*13
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; Bank allocator (for one full, fixed bank of memory. Can be immediately deferenced)
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; Bank allocator (for one full, fixed bank of memory. Can be immediately deferenced)
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AllocOneBank PushLong #0
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AllocOneBank PushLong #0
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PushLong #$10000
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PushLong #$10000
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PushWord UserId
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PushWord UserId
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PushWord #%11000000_00011100
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PushWord #%11000000_00011100
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PushLong #0
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PushLong #0
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_NewHandle ; returns LONG Handle on stack
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_NewHandle ; returns LONG Handle on stack
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plx ; base address of the new handle
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plx ; base address of the new handle
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pla ; high address 00XX of the new handle (bank)
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pla ; high address 00XX of the new handle (bank)
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xba ; swap accumulator bytes to XX00
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xba ; swap accumulator bytes to XX00
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sta :bank+2 ; store as bank for next op (overwrite $XX00)
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sta :bank+2 ; store as bank for next op (overwrite $XX00)
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:bank ldal $000001,X ; recover the bank address in A=XX/00
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:bank ldal $000001,X ; recover the bank address in A=XX/00
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rts
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rts
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; Variation that return pointer in the X/A registers (X = low, A = high)
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AllocOneBank2 PushLong #0
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PushLong #$10000
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PushWord UserId
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PushWord #%11000000_00011100
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PushLong #0
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_NewHandle
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plx ; base address of the new handle
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pla ; high address 00XX of the new handle (bank)
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_Deref
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rts
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; Set up the interrupts
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; Set up the interrupts
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;
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;
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@ -92,12 +103,21 @@ AllocOneBank PushLong #0
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; SetVector( oneSecHnd, (Pointer) ONEHANDLER );
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; SetVector( oneSecHnd, (Pointer) ONEHANDLER );
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; IntSource( oSecEnable );
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; IntSource( oSecEnable );
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; SetHeartBeat( VBLTASK );
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; SetHeartBeat( VBLTASK );
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IntInit rts
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IntInit rts
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; IntSource( oSecDisable ); /* disable one second interrupts */
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; IntSource( oSecDisable ); /* disable one second interrupts */
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; SetVector( oneSecHnd, oldOneVect ); /* reset to the old handler */
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; SetVector( oneSecHnd, oldOneVect ); /* reset to the old handler */
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ShutDown rts
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ShutDown rts
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160
test/App.Main.s
160
test/App.Main.s
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@ -1,4 +1,16 @@
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; Test program for graphics stufff...
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; Test program for graphics stufff...
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;
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; Allow dynamic resizing to benchmark against different games
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;
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; 1. Full Screen : 320 x 200 (32,000 bytes (100.0%))
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; 2. Sword of Sodan : 272 x 192 (26,112 bytes ( 81.6%))
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; 3. ~NES : 256 x 200 (25,600 bytes ( 80.0%))
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; 4. Task Force : 256 x 176 (22,528 bytes ( 70.4%))
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; 5. Defender of the World : 280 x 160 (22,400 bytes ( 70.0%))
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; 6. Rastan : 256 x 160 (20,480 bytes ( 64.0%))
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; 7. Game Boy Advanced : 240 x 160 (19,200 bytes ( 60.0%))
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; 8. Ancient Land of Y's : 288 x 128 (18,432 bytes ( 57.6%))
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; 9. Game Boy Color : 160 x 144 (11,520 bytes ( 36.0%))
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rel
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rel
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@ -65,8 +77,12 @@ SHR_SCB equ $E19D00
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jsr MemInit
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jsr MemInit
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jsr GrafInit
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jsr GrafInit
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lda BlitBuff+2 ; Fill in this bank
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]step equ 0
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lup 13
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lda BlitBuff+]step+2
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jsr BuildBank
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jsr BuildBank
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]step equ ]step+4
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--^
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; Load a picture and copy it into Bank $E1. Then turn on the screen.
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; Load a picture and copy it into Bank $E1. Then turn on the screen.
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@ -216,63 +232,82 @@ stk_save lda #0000 ; load the stack
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jmp EvtLoop
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jmp EvtLoop
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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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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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; Convert a byte (Acc) into a string and store at (Y)
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ldx #0
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ByteToString sep #$20
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lda BlitBuff+2
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pha
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and #$F0
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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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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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tax
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lda HexToChar,x
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ldal HexToChar,x
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sta Hello+1
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sta: $0000,y
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lda BlitBuff+2
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pla
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and #$0F
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and #$0F
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tax
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tax
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lda HexToChar,x
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ldal HexToChar,x
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sta Hello+2
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sta: $0001,y
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lda BlitBuff+1
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and #$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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rep #$20
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rts
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; Pass in Acc = High, X = low
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Addr3ToString phx
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jsr ByteToString
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iny
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iny
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lda 1,s
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xba
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jsr ByteToString
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iny
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iny
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pla
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jsr ByteToString
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rts
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:count = 4
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:ptr = 6
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:addr = 10
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DoMessage stz :addr
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lda #13
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sta :count
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lda #BlitBuff
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sta :ptr
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lda #^BlitBuff
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sta :ptr+2
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:loop lda [:ptr]
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tax
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ldy #2
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lda [:ptr],y
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ldy #Hello+1
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jsr Addr3ToString
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lda #Hello
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lda #Hello
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ldx #{60*160+30}
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ldx :addr
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ldy #$7777
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ldy #$7777
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jsr DrawString
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jsr DrawString
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lda :addr
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clc
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adc #160*8
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sta :addr
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inc :ptr
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inc :ptr
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inc :ptr
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inc :ptr
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dec :count
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lda :count
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bne :loop
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jmp EvtLoop
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jmp EvtLoop
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DoLoadPic
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DoLoadPic
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@ -311,7 +346,7 @@ Exit
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bcs Fatal
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bcs Fatal
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Fatal brk $00
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Fatal brk $00
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Hello str '00/0000'
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Hello str '000000'
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****************************************
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****************************************
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* Fatal Error Handler *
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* Fatal Error Handler *
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@ -591,6 +626,43 @@ qtRec adrl $0000
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