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/programs/media/animage/trunk/screen.inc
0,0 → 1,352
;----------------------------------------------------------
;--------Move picture from array to work screeen-----------
;----------------------------------------------------------
MovePictureToWorkScreen:
call cleare_screen
mov eax,[Picture_SizeX]
mov ebx,[Picture_SizeY]
mov ecx,[MaxWorkScreen_SizeX]
mov edx,[MaxWorkScreen_SizeY]
mov esi,[k]
imul eax,esi
imul ebx,esi
cmp eax,ecx
jle lab1
mov eax,[MaxWorkScreen_SizeX]
mov [WorkScreen_SizeX],eax
jmp lab2
lab1:
mov [WorkScreen_SizeX],eax
lab2:
cmp ebx,edx
jle lab3
mov ebx,[MaxWorkScreen_SizeY]
mov [WorkScreen_SizeY],ebx
jmp lab4
lab3:
mov [WorkScreen_SizeY],ebx
lab4:
mov eax,[WorkScreen_SizeX]
mov ebx,[k]
cdq
idiv ebx
mov [CounterX],eax
mov eax,[WorkScreen_SizeY]
cdq
idiv ebx
mov [CounterY],eax
mov eax,[WorkScreen_SizeX]
mov ecx,eax
mov ebx,[k]
cdq
idiv ebx
imul eax,ebx
sub ecx,eax
lea ecx,[ecx+ecx*2]
;
mov eax,[WorkScreen_SizeX]
mov ebx,[k]
dec ebx
imul eax,ebx
lea eax,[eax+eax*2]
add eax,ecx
mov [OffsetYWorkScreen],eax
mov ebx,[Picture_SizeX]
mov eax,[CounterX]
sub ebx,eax
lea ebx,[ebx+ebx*2]
mov [OffsetYPicture],ebx
mov eax,[WorkScreen_SizeX]
mov ebx,[k]
sub eax,ebx
lea eax,[eax+eax*2]
mov [OffsetYBigPixel],eax
mov eax,[PosX]
mov ebx,[PosY]
mov ecx,[Picture_SizeX]
imul ecx,ebx
add eax,ecx
lea eax,[eax+eax*2]
add eax,[PointerToPicture]
mov ebx,[ScreenPointer]
mov edi,[CounterY]
;if size of picture natural(mastab is 1) than move picture to work screen
cmp [k],1
jne no_zoom_1_
screen_y_1:
mov esi,[CounterX]
screen_x_1:
mov ecx,[eax]
and ecx,0xffffff
mov ebp,ecx
shr ecx,16
mov [ebx],bp
mov [ebx+2],cl
add ebx,3;
add eax,3
dec esi
jnz screen_x_1
add eax,[OffsetYPicture]
add ebx,[OffsetYWorkScreen]
dec edi
jnz screen_y_1
jmp fps
no_zoom_1_:
cmp [k],2
jne no_zoom_2
screen_y_2:
mov esi,[CounterX]
screen_x_2:
mov ecx,[eax]
and ecx,0xffffff
mov ebp,ecx
shr ecx,16
mov edx,ebx
mov [edx],bp
mov [edx+2],cl
mov [edx+3],bp
mov [edx+3+2],cl
add edx,3*2
add edx,[OffsetYBigPixel]
mov [edx],bp
mov [edx+2],cl
mov [edx+3],bp
mov [edx+3+2],cl
add edx,3*2
add edx,[OffsetYBigPixel]
add ebx,3*2
add eax,3
dec esi
jnz screen_x_2
add eax,[OffsetYPicture]
add ebx,[OffsetYWorkScreen]
dec edi
jnz screen_y_2
jmp fps
no_zoom_2:
cmp [k],4
jne no_zoom_4
screen_y_4:
mov esi,[CounterX]
screen_x_4:
mov ecx,[eax]
and ecx,0xffffff
mov ebp,ecx
shr ecx,16
mov edx,ebx
mov [edx],bp
mov [edx+2],cl
mov [edx+3],bp
mov [edx+3+2],cl
mov [edx+6],bp
mov [edx+6+2],cl
mov [edx+9],bp
mov [edx+9+2],cl
add edx,3*4
add edx,[OffsetYBigPixel]
mov [edx],bp
mov [edx+2],cl
mov [edx+3],bp
mov [edx+3+2],cl
mov [edx+6],bp
mov [edx+6+2],cl
mov [edx+9],bp
mov [edx+9+2],cl
add edx,3*4
add edx,[OffsetYBigPixel]
mov [edx],bp
mov [edx+2],cl
mov [edx+3],bp
mov [edx+3+2],cl
mov [edx+6],bp
mov [edx+6+2],cl
mov [edx+9],bp
mov [edx+9+2],cl
add edx,3*4
add edx,[OffsetYBigPixel]
mov [edx],bp
mov [edx+2],cl
mov [edx+3],bp
mov [edx+3+2],cl
mov [edx+6],bp
mov [edx+6+2],cl
mov [edx+9],bp
mov [edx+9+2],cl
add edx,3*4
add edx,[OffsetYBigPixel]
add ebx,4*3
add eax,3
dec esi
jnz screen_x_4
add eax,[OffsetYPicture]
add ebx,[OffsetYWorkScreen]
dec edi
jnz screen_y_4
jmp fps
no_zoom_4:
;if zoom more than 4
screen_y:
mov esi,[CounterX]
screen_x:
mov ecx,[eax]
and ecx,0xffffff
mov ebp,ecx
shr ecx,16
push ebx
push eax
mov edx,[k]
big_pixel_y:
mov eax,[k]
big_pixel_x:
mov [ebx],bp
mov [ebx+2],cl
add ebx,3
dec eax
jnz big_pixel_x
add ebx,[OffsetYBigPixel]
dec edx
jnz big_pixel_y
pop eax
pop ebx
mov edx,[k]
lea edx,[edx+edx*2]
add ebx,edx
add eax,3
dec esi
jnz screen_x
add eax,[OffsetYPicture]
add ebx,[OffsetYWorkScreen]
dec edi
jnz screen_y
fps:
;mov eax,18
;mov ebx,14
;int 0x40
mov eax,7
mov ebx,[ScreenPointer]
mov ecx,[WorkScreen_SizeX]
mov edx,[WorkScreen_SizeY]
shl ecx,16
add ecx,edx
mov edx,8*65536+20+15+49+5+1
int 0x40
ret
;----------------------------------------------------------
;--------------------clear screen--------------------------
;----------------------------------------------------------
cleare_screen:
mov eax,[ScreenPointer]
mov ebx,[WorkScreen_SizeX]
imul ebx,[WorkScreen_SizeY]
lea ebx,[ebx+ebx*2]
shr ebx,3
inc ebx
mov esi,0xffffff
clear_screen_loop:
mov [eax],esi
mov [eax+3],esi
mov [eax+6],si
add eax,4+4
dec ebx
jnz clear_screen_loop
ret
;----------------------------------------------------------
;-------------cleare work arrea(work screen)---------------
;----------------------------------------------------------
cleare_work_arrea:
mov eax,[PointerToPicture]
mov ebx,[Picture_SizeX]
imul ebx,[Picture_SizeY]
lea ebx,[ebx+ebx*2]
shr ebx,3
inc ebx
mov esi,0xffffff
clear_work_arrea_loop:
mov [eax],esi
mov [eax+3],esi
mov [eax+6],si
add eax,4+4
dec ebx
jnz clear_work_arrea_loop
ret
;-----------------------------------------------------------
;calculate position work screen on a picture
;-----------------------------------------------------------
CalculatePositionScreen:
mov eax,[Picture_SizeX]
mov ebx,[Picture_SizeY]
mov ecx,[CounterX]
mov edx,[CounterY]
sub eax,ecx
sub ebx,edx
cmp [PosX],eax
jle no_limit_screen_x
mov [PosX],eax
no_limit_screen_x:
cmp [PosY],ebx
jle no_limit_screen_y
mov [PosY],ebx
no_limit_screen_y:
cmp [PosX],0
jns no_minimum_screen_x
mov [PosX],0
no_minimum_screen_x:
cmp [PosY],0
jns no_minimum_screen_y
mov [PosY],0
no_minimum_screen_y:
ret
;-----------------------------------------------------------
;-----------calculate cordinats on work picture--------------
;-----------------------------------------------------------
GetScreenCordinats:
mov eax,[MouseX]
mov ebx,[MouseY]
sub eax,9
sub ebx,87
mov ecx,[k]
cdq
idiv ecx
mov [ScreenX],eax
mov eax,ebx
cdq
idiv ecx
mov [ScreenY],eax
ret