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1d3bfeba8f
String rendering code is now replicated for each font, which makes the code much faster and tighter. This will also immensely simplify switching to left-justified text rendering, which turns out to be important. :-|
45 lines
881 B
ArmAsm
45 lines
881 B
ArmAsm
.include "equates.s"
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.include "macros.s"
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.org $0000
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; renderString (Far entry point at $050000)
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;
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; Draws a Pascal string in any font
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;
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; PARAML0 = Pointer to string
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; Y = VRAM position of lower right corner of string at which to draw
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; A = Font index
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;
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; Trashes SCRATCHL,X,Y,A
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;
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renderString:
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NATIVE
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SAVE_DBR
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asl
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tax
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jmp (fontJumpTable,x) ; Can't JSR here because we need the stack in a particular state (with DBR cached on top)
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renderStringReturn:
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RESTORE_DBR
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rtl
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fontJumpTable:
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.addr renderString_tinyNum
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.addr renderString_font8
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.include "fonts.s"
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; Suppress some linker warnings - Must be the last thing in the file
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; This is because Quinn doesn't really know how to use ca65 properly
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.SEGMENT "ZPSAVE"
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.SEGMENT "EXEHDR"
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.SEGMENT "STARTUP"
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.SEGMENT "INIT"
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.SEGMENT "LOWCODE"
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