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More accurate calculation for the case redraw of window.

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git-svn-id: svn://kolibrios.org@3936 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Marat Zakiyanov (Mario79) 2013-09-29 03:39:30 +00:00
parent f6725d41ef
commit b197cfec32
1 changed files with 59 additions and 4 deletions
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63
kernel/trunk/kernel.asm
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@ -1102,6 +1102,7 @@ end if
DEBUGF 1, "K : BAR4 %x \n", [IDEContrRegsBaseAddr]:4
DEBUGF 1, "K : IDEContrProgrammingInterface %x \n", [IDEContrProgrammingInterface]:4
DEBUGF 1, "K : IDE_Interrupt %x \n", [IDE_Interrupt]:4
; START MULTITASKING
; A 'All set - press ESC to start' messages if need
@ -3792,10 +3793,6 @@ newdw2:
mov eax, [edi + WDATA.box.left]
mov ebx, [edi + WDATA.box.top]
mov ecx, [edi + WDATA.box.width]
mov edx, [edi + WDATA.box.height]
add ecx, eax
add edx, ebx
mov ecx, [draw_limits.bottom] ; ecx = area y end ebx = window y start
cmp ecx, ebx
@ -3894,6 +3891,64 @@ align 4
align 4
newdw8:
nobgrd:
;--------------------------------------
push eax edi ebp
mov edi, [esp+12]
cmp edi, 1
je .found
mov eax, [draw_limits.left]
mov ebx, [draw_limits.top]
mov ecx, [draw_limits.right]
sub ecx, eax
test ecx, ecx
jz .not_found
mov edx, [draw_limits.bottom]
sub edx, ebx
test edx, edx
jz .not_found
; eax - x, ebx - y
; ecx - size x, edx - size y
add ebx, edx
;--------------------------------------
align 4
.start_y:
push ecx
;--------------------------------------
align 4
.start_x:
add eax, ecx
mov ebp, [d_width_calc_area + ebx*4]
add ebp, [_WinMapAddress]
movzx ebp, byte[eax+ebp] ; get value for current point
cmp ebp, edi
jne @f
pop ecx
jmp .found
;--------------------------------------
align 4
@@:
sub eax, ecx
dec ecx
jnz .start_x
pop ecx
dec ebx
dec edx
jnz .start_y
;--------------------------------------
align 4
.not_found:
pop ebp edi eax
jmp ricino
;--------------------------------------
align 4
.found:
pop ebp edi eax
mov [eax + WDATA.fl_redraw], byte 1 ; mark as redraw
;--------------------------------------