;
; Groepaz/Hitmen, 12.10.2015
;
; internal constants for the soft80 implementation

soft80_lo_charset       = $d000
soft80_hi_charset       = $d400
soft80_vram             = $d800 ; ram under i/o
soft80_colram           = $d800 ; color ram (used for temp. storage)
soft80_spriteblock      = $dc00 ; 64 bytes reserved for pointer sprite data

; tables for kplot
soft80_bitmapxlo        = $dc40       ; (80 bytes)
soft80_bitmapxhi        = $dc40 + 80  ; (80 bytes)
soft80_vramlo           = $dc40 + 160 ; (25 bytes)
; align to next page for speed
soft80_vramhi           = $dd00       ; (25 bytes)
soft80_bitmapylo        = $dd00 + 25  ; (25 bytes)
soft80_bitmapyhi        = $dd00 + 50  ; (25 bytes)

soft80_bitmap           = $e000

charsperline            = 80
screenrows              = 25

; FIXME: these should match petscii and perhaps come from a common cbm.inc?
CH_ESC                  = 95
CH_HLINE                = 96
CH_CROSS                = 123
CH_VLINE                = 125
CH_PI                   = 126
CH_LTEE                 = 171
CH_URCORNER             = 174
CH_LLCORNER             = 173
CH_ULCORNER             = 176
CH_BTEE                 = 177
CH_TTEE                 = 178
CH_RTEE                 = 179
CH_LRCORNER             = 189

;-------------------------------------------------------------------------------
; set to 0 to disable the color-ram "voodoo" for debugging purposes
.define SOFT80COLORVOODOO 1
; set to 0 to disable special case optimization for the "space" character
.define SOFT80FASTSPACE 1