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More work on game loop.

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This commit is contained in:
Martin Haye 2014-07-06 07:40:57 -07:00
parent f43c51dd74
commit b28b7200fb
1 changed files with 33 additions and 5 deletions
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38
Platform/Apple/virtual/src/plasma/gameloop.pla
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@ -7,10 +7,18 @@ const TRUE = !FALSE
; Hardware addresses.
const keyboard = $C000
const keystrobe = $C010
const ptr = $6000
const f1 = 0
const f2 = 2
;==================================================================================================
; Strings.
byte hellostr[] = "Hello, world.\n"
byte str2[] = "Second.\n"
predef func1, func2
word myclass
word table = @func1, @func2
;==================================================================================================
; Definitions used by assembly code
@ -48,18 +56,38 @@ asm puts
BIT LCRDEN+LCBNK2
PLA
TAX
brk
RTS
end
;==================================================================================================
; Print a 16-bit hex value, followed by a space
asm printHex
BIT ROMEN
LDA ESTKH,X
JSR $FDDA
LDA ESTKL,X
JSR $FDDA
LDA #$A0
JSR $FDED
BIT LCRDEN+LCBNK2
RTS
end
;==================================================================================================
; Main loop.
;
def func()
puts(@hellostr)
def func1()
printHex(1)
end
def func2()
printHex(2)
end
func()
func()
myclass = @table
table.f2()
;(myclass).f2()
((myclass):f2)()
puts(@hellostr)
func1(@hellostr)
done