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sysfunction 65 can now output 2bpp images

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git-svn-id: svn://kolibrios.org@918 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Evgeny Grechnikov (Diamond) 2008-11-11 10:55:26 +00:00
parent e22da872c9
commit 5847ff53fc
3 changed files with 91 additions and 36 deletions
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47
kernel/trunk/kernel.asm
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@ -4222,6 +4222,16 @@ sys_putimage_palette:
add esp, 12
pop edi
ret
@@:
cmp esi, 2
jnz @f
push edi
push 0ffffff80h
mov edi, esp
call put_2bit_image
pop eax
pop edi
ret
@@:
cmp esi, 4
jnz @f
@ -4272,6 +4282,11 @@ put_mono_image:
mov ebp, putimage_get1bpp
mov esi, putimage_init1bpp
jmp sys_putimage_bpp
put_2bit_image:
push ebp esi ebp
mov ebp, putimage_get2bpp
mov esi, putimage_init2bpp
jmp sys_putimage_bpp
put_4bit_image:
push ebp esi ebp
mov ebp, putimage_get4bpp
@ -4325,6 +4340,38 @@ putimage_get1bpp:
pop edx
ret 4
putimage_init2bpp:
add eax, ecx
push ecx
add ecx, 3
add eax, 3
shr ecx, 2
shr eax, 2
sub eax, ecx
pop ecx
ret
align 16
putimage_get2bpp:
push edx
mov edx, [esp+8]
mov al, [edx]
mov ah, al
shr al, 6
shl ah, 2
jnz .nonewbyte
lodsb
mov ah, al
shr al, 6
shl ah, 2
add ah, 1
.nonewbyte:
mov [edx], ah
mov edx, [edx+4]
movzx eax, al
mov eax, [edx+eax*4]
pop edx
ret 4
putimage_init4bpp:
add eax, ecx
push ecx

4
kernel/trunk/video/vesa12.inc
View File

@ -880,6 +880,8 @@ vesa12_putimage:
add esi,[esp+32]
cmp ebp,putimage_get1bpp
jz .correct
cmp ebp,putimage_get2bpp
jz .correct
cmp ebp,putimage_get4bpp
jnz @f
.correct:
@ -953,6 +955,8 @@ vesa12_putimage:
add edi,[BytesPerScanLine]
cmp ebp,putimage_get1bpp
jz .correct
cmp ebp,putimage_get2bpp
jz .correct
cmp ebp,putimage_get4bpp
jnz @f
.correct:

4
kernel/trunk/video/vesa20.inc
View File

@ -236,6 +236,8 @@ align 4
; inc ebp
cmp [putimg.ebp], putimage_get1bpp
jz .correct
cmp [putimg.ebp], putimage_get2bpp
jz .correct
cmp [putimg.ebp], putimage_get4bpp
jnz @f
.correct:
@ -277,6 +279,8 @@ align 4
; inc ebp
cmp [putimg.ebp], putimage_get1bpp
jz .correct
cmp [putimg.ebp], putimage_get2bpp
jz .correct
cmp [putimg.ebp], putimage_get4bpp
jnz @f
.correct: