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corrrection of draw cursor

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This commit is contained in:
Frater 2026-01-11 15:29:32 +01:00
commit 073e6e6fbf
11 changed files with 2790 additions and 230 deletions
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9
src/bda.asm
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@ -37,7 +37,7 @@
%define BDA_VIDEO_OFS_PAGE 0x004E
; 40:50 8 words Cursor position of pages 1-8, high order byte=row low order byte=column;
; 40:50 8 words Cursor position of pages 1-8, high order byte=row low order byte=column;
; changing this data isn't reflected immediately on the display
; 40:60 byte Cursor ending (bottom) scan line (don't modify)
; 40:61 byte Cursor starting (top) scan line (don't modify)
@ -63,10 +63,11 @@
%define BDA_CURSOR_VISIBLE 0x000E ; byte (0/1)
%define BDA_CURSOR_OLDX 0x000F ; word
%define BDA_CURSOR_OLDY 0x0011 ; word
%define BDA_CURSOR_OLDY 0x0011 ; word
%define BDA_CURSOR_NEWX 0x0013 ; word
%define BDA_CURSOR_NEWY 0x0015 ; word
%define BDA_CURSOR_NEWY 0x0015 ; word
%define BDA_CURSOR_BITOFF 0x0017 ; byte 0..7 bits d'offset (x&7)
%define BDA_CURSOR_BYTES 0x0019 ; byte 2 ou 3 bytes as source for cursor image
%define BDA_CURSOR_SAVED 0x001A ; flag if image saved
%define BDA_CURSOR_BG 0x001B ; 48 bytes max (3*16)
%define BDA_CURSOR_PTR 0x001B ; pointeur vers l'image du curseur
%define BDA_CURSOR_BG 0x0020 ; 48 bytes max (3*16)