KolibriOS/kolibrios
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Precise mouse settings

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git-svn-id: svn://kolibrios.org@6230 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
pathoswithin 2016-02-15 00:31:38 +00:00
parent 3dfbd4d145
commit 01933bf0b2
1 changed files with 14 additions and 32 deletions
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46
kernel/trunk/hid/mousedrv.inc
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@ -35,8 +35,8 @@ endg
iglobal
;--------------------------------------
align 4
mouse_speed_factor dw 1
mouse_delay db 1
mouse_speed_factor dw 4
mouse_delay db 3
mouse_doubleclick_delay db 64
endg
@ -480,7 +480,7 @@ redrawmouse:
;-----------------------------------------------------------------------------
align 4
proc set_mouse_data stdcall uses edx, BtnState:dword, XMoving:dword, YMoving:dword, VScroll:dword, HScroll:dword
proc set_mouse_data stdcall uses ecx edx, BtnState:dword, XMoving:dword, YMoving:dword, VScroll:dword, HScroll:dword
mov eax, [BtnState]
and eax, 0x3FFFFFFF ; Top 2 bits are used to flag absolute movements
@ -551,35 +551,17 @@ proc set_mouse_data stdcall uses edx, BtnState:dword, XMoving:dword, YMoving:dwo
endp
;-----------------------------------------------------------------------------
; 3 = (x+1)^2 /4
; 2 = (x+2)^2 /8
; 1 = (x+3)^2 /16
align 4
mouse_acceleration:
cmp [mouse_delay], 0
jz .end
push eax
@@:
neg eax
jl @b
inc eax
cmp [mouse_delay], 3
adc eax, 0
cmp [mouse_delay], 2
adc eax, 0
neg ax
jl mouse_acceleration
add al, [mouse_delay]
mul al
shr eax, 2
cmp [mouse_delay], 2
jz .2
jnc .3
shr eax, 1
.2:
shr eax, 1
.3:
pop edx
test edx, edx
jns .end
neg eax
.end:
imul [mouse_speed_factor]
mov cx, [mouse_speed_factor]
dec ax
shr ax, cl
inc ax
test eax, eax
jns @f
neg ax
@@:
ret