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kolibrios/programs/demos/flatwav/trunk/FLATWAV.ASM
Kirill Lipatov (Leency) 4190628f34 Flatwav: skinned window 
git-svn-id: svn://kolibrios.org@2083 a494cfbc-eb01-0410-851d-a64ba20cac60
2011-08-20 14:20:56 +00:00

754 lines
14 KiB
NASM
Raw Blame History

;
; application : Flag - Polonia in Tertio Millenium - wavy shading rotary area
; compiler : FASM
; system : MenuetOS
; author : macgub
; email : macgub3@wp.pl
; web : www.menuet.xt.pl
; Fell free to use this intro in your own distribution of MenuetOS.
SIZE_X equ 220
SIZE_Y equ 260
TIMEOUT equ 1
ROUND equ 12
points_count equ 50
triangles_count equ 54
use32
org 0x0
db 'MENUET01' ; 8 byte id
dd 0x01 ; header version
dd START ; start of code
dd I_END ; size of image
dd I_END ; memory for app
dd I_END ; esp
dd 0x0 , 0x0 ; I_Param , I_Icon
START: ; start of execution
call draw_window
; call generate_map
still:
mov eax,23 ; wait here for event with timeout
mov ebx,TIMEOUT
cmp [speed_flag],0xff
jne speed_skip
mov eax,11
speed_skip:
int 0x40
cmp eax,1 ; redraw request ?
je red
cmp eax,2 ; key in buffer ?
je key
cmp eax,3 ; button in buffer ?
je button
jmp noclose
red: ; redraw
call draw_window
jmp noclose
key: ; key
mov eax,2 ; just read it and ignore
int 0x40
jmp noclose
button: ; button
mov eax,17 ; get id
int 0x40
cmp ah,1 ; button id=1 ?
jne shad_button
mov eax,-1 ; close this program
int 0x40
shad_button:
cmp ah,2
jne speed_button
not [shad_flag] ; set shadow / flag mode
speed_button:
cmp ah,3
jne noclose
not [speed_flag]
noclose:
call calculate_angle ; calculates sinus and cosinus
call generate_map
call copy_points
call rotate_points
call translate_points ; translate from 3d to 2d
call clrscr ; clear the screen
call sort_triangles
call draw_triangles ; draw all triangles from the list
mov eax,7 ; put image
mov ebx,screen
mov ecx,SIZE_X shl 16 + SIZE_Y
mov edx,5 shl 16 + 20
int 0x40
jmp still
generate_map:
finit
mov edi,points
xor ebx,ebx ;z
again_gen1:
mov eax,70 ;x
again_gen:
mov word[edi],ax
mov word[edi+4],bx
fild word[edi]
fidiv [i20]
fadd [current_angle]
fsin
fimul [i20]
fiadd [i75]
fistp word [edi+2]
; fild word[edi] ;another map generation
; fisub [i100]
; fidiv [i75]
; fmul st,st0
; fild word[edi+4]
; fisub [i50]
; fidiv [i20]
; fmul st,st0
; faddp
; fsqrt
; fadd [current_angle]
; fsin
; fimul [i20]
; fiadd [i75]
; fistp word[edi+2]
add ax,10
add edi,6
cmp ax,170
jne again_gen
add bx,20
cmp bx,100
jne again_gen1
mov dword[edi],0xffffffff
ret
i20 dw 20
i50 dw 50
i75 dw 75
i100 dw 100
sort_triangles:
mov esi,triangles
mov edi,triangles_with_z
mov ebp,points_rotated
make_triangle_with_z: ;makes list with triangles and z position
xor eax,eax
mov ax,word[esi]
shl eax,1
mov ebx,eax
shl eax,1
add eax,ebx
push ebp
add ebp,eax
xor ecx,ecx
mov cx,word[ebp+4]
pop ebp
xor eax,eax
mov ax,word[esi+2]
shl eax,1
mov ebx,eax
shl eax,1
add eax,ebx
push ebp
add ebp,eax
add cx,word[ebp+4]
pop ebp
xor eax,eax
mov ax,word[esi+4]
shl eax,1
mov ebx,eax
shl eax,1
add eax,ebx
push ebp
add ebp,eax
add cx,word[ebp+4]
pop ebp
mov ax,cx
cwd
idiv [i3]
cld
movsd ; store vertex coordinates
movsw
stosw ; middle vertex coordinate 'z' in triangles_with_z list
cmp dword[esi],0xffffffff
jne make_triangle_with_z
movsd ; copy end mark
;macro sort
mov [sort_flag],1
next_booble:
mov esi,triangles_with_z ;sort list triangles_with_z booble metod
cmp [sort_flag],0
je end_sort
mov [sort_flag],0
check_and_check:
; cmp dword[esi],0xffffffff
; je next_booble
cmp dword[esi+8],0xffffffff
je next_booble
mov ax,word[esi+6]
cmp ax,word[esi+14]
jge no_chg_pos
mov eax,dword[esi]
mov ebx,dword[esi+4]
xchg eax,dword[esi+8]
xchg ebx,dword[esi+12]
mov dword[esi],eax
mov dword[esi+4],ebx ; sort_flag=1 if change occured
mov [sort_flag],1
no_chg_pos:
add esi,8
jmp check_and_check ;check end mark end if greater
end_sort:
; translate triangles_with_z to sorted_triangles
mov esi,triangles_with_z
mov edi,sorted_triangles
again_copy:
movsd
movsw
add esi,2
cmp dword[esi],0xffffffff
jne again_copy
movsd ; copy end mark too
ret
sort_flag db 0
clrscr:
mov edi,screen
mov ecx,SIZE_X*SIZE_Y*3/4
xor eax,eax
cld
rep stosd
ret
calculate_angle:
finit
fldpi
fidiv [i180]
fimul [angle_counter]
fst [current_angle]
fld st
fidiv [i2]
fsincos
fstp [singamma]
fstp [cosgamma]
fsincos
fstp [sinbeta]
fstp [cosbeta]
inc [angle_counter]
cmp [angle_counter],360
jne end_calc_angle
mov [angle_counter],0
end_calc_angle:
ret
i180 dw 90
i2 dw 2
rotate_points:
finit ; y axle rotate
mov ebx,points_rotated
again_r:
mov ax,word[ebx] ;x
sub ax,[xo]
mov [xsub],ax
mov ax,word[ebx+4] ;z
sub ax,[zo]
mov [zsub],ax
fld [sinbeta]
fimul [zsub]
fchs
fld [cosbeta]
fimul [xsub]
faddp
fiadd [xo]
fistp word[ebx] ;x
fld [sinbeta]
fimul [xsub]
;fchs
fld [cosbeta]
fimul [zsub]
faddp
fiadd [zo]
fistp word[ebx+4] ;z
mov ax,word[ebx+2] ;y ; z axle rotate
sub ax,[yo]
mov [ysub],ax
mov ax,word[ebx] ;x
sub ax,[xo]
mov [xsub],ax
fld [singamma]
fimul[ysub]
fld [cosgamma]
fimul [xsub]
faddp
fiadd [xo]
fistp word[ebx] ;x
fld [cosgamma]
fimul [ysub]
fld [singamma]
fimul [xsub]
fchs
faddp
fiadd [yo]
fistp word[ebx+2] ;y
add ebx,6
cmp dword[ebx],0xffffffff
jne again_r
ret
xsub dw ?
ysub dw ?
zsub dw ?
draw_triangles:
mov [tr_counter],1
mov ebp,points_rotated
; mov esi,triangles
mov esi,sorted_triangles
again_dts:
xor eax,eax
mov ax,word[esi]
shl eax,1
mov [dtpom],eax
shl eax,1
add eax,[dtpom]
push ebp
add ebp,eax
mov ax,word[ebp]
mov [xx1],ax
mov ax,word[ebp+2]
mov [yy1],ax
mov ax,word[ebp+4]
mov [zz1],ax
pop ebp
xor eax,eax
mov ax,word[esi+2]
shl eax,1
mov [dtpom],eax
shl eax,1
add eax,[dtpom]
push ebp
add ebp,eax
mov ax,word[ebp]
mov [xx2],ax
mov ax,word[ebp+2]
mov [yy2],ax
mov ax,word[ebp+4]
mov [zz2],ax
pop ebp
xor eax,eax
mov ax,word[esi+4]
shl eax,1
mov [dtpom],eax
shl eax,1
add eax,[dtpom]
push ebp
add ebp,eax
mov ax,word[ebp]
mov [xx3],ax
mov ax,word[ebp+2]
mov [yy3],ax
mov ax,word[ebp+4]
mov [zz3],ax
pop ebp
push ebp
push esi
macro set_flag
{
mov edx,0x00ffffff
inc [tr_counter]
cmp [tr_counter],triangles_count/2
jl skip_red
set_red:
mov edx,0x00ff0000
skip_red:
}
mov ax,[zz1]
add ax,[zz2]
add ax,[zz3]
cwd
idiv [i3]
sub ax,100 ;77
; shl ax,1
neg al
xor edx,edx
mov dh,al ;set color according to z position
mov dl,al
; push dx
; shl edx,8
; pop dx
cmp [shad_flag],0
je skip_col
set_flag
skip_col:
mov ax,[xx1]
shl eax,16
mov ax,[yy1]
mov bx,[xx2]
shl ebx,16
mov bx,[yy2]
mov cx,[xx3]
shl ecx,16
mov cx,[yy3]
mov edi,screen
call draw_triangle
pop esi
pop ebp
add esi,6
cmp dword[esi],0xffffffff
jne again_dts
ret
i3 dw 3
tr_counter dw 0
dtpom dd ?
xx1 dw ?
yy1 dw ?
zz1 dw ?
xx2 dw ?
yy2 dw ?
zz2 dw ?
xx3 dw ?
yy3 dw ?
zz3 dw ?
translate_points:
finit
mov ebx,points_rotated
again_trans:
fild word[ebx+4] ;z1
fmul [sq]
fld st
fiadd word[ebx] ;x1
fistp word[ebx]
fchs
fiadd word[ebx+2] ;y1
fistp word[ebx+2] ;y1
add ebx,6
cmp dword[ebx],0xffffffff
jne again_trans
ret
copy_points:
mov esi,points
mov edi,points_rotated
mov ecx,points_count*3+2
cld
rep movsw
ret
draw_triangle:
;----------in - eax - x1 shl 16 + y1
;------------- -ebx - x2 shl 16 + y2
;---------------ecx - x3 shl 16 + y3
;---------------edx - color 0x00rrggbb
;---------------edi - pointer to screen buffer
@ch3:
cmp ax,bx
jg @ch1
@ch4: ; sort parameters
cmp bx,cx
jg @ch2
jle @chEnd
@ch1:
xchg eax,ebx
jmp @ch4
@ch2:
xchg ebx,ecx
jmp @ch3
@chEnd:
mov [@y1],ax ; ....and store to user friendly variables
mov [@y2],bx
mov [@y3],cx
shr eax,16
shr ebx,16
shr ecx,16
mov [@x1],ax
mov [@x2],bx
mov [@x3],cx
mov [@col],edx
cmp [@y1],0
jl @end_triangle
cmp [@y2],0
jl @end_triangle
cmp [@y3],0
jl @end_triangle
cmp [@x1],0
jl @end_triangle
cmp [@x2],0
jl @end_triangle
cmp [@x3],0
jl @end_triangle
cmp [@y1],SIZE_Y
jg @end_triangle
cmp [@y2],SIZE_Y
jg @end_triangle
cmp [@y3],SIZE_Y
jg @end_triangle
cmp [@x1],SIZE_X
jg @end_triangle
cmp [@x2],SIZE_X
jg @end_triangle
cmp [@x3],SIZE_X
jg @end_triangle
neg ax ; calculate delta 12
add ax,bx
cwde
shl eax,ROUND
cdq
mov bx,[@y2]
mov cx,[@y1]
sub ebx,ecx
cmp ebx,0
jne @noZero1
mov [@dx12],0
jmp @yesZero1
@noZero1:
idiv ebx
mov [@dx12],eax
@yesZero1:
mov ax,[@x3] ; calculate delta 13
sub ax,[@x1]
cwde
shl eax,ROUND
cdq
xor ebx,ebx
xor ecx,ecx
or bx,[@y3]
or cx,[@y1]
sub ebx,ecx
cmp ebx,0
jne @noZero2
mov [@dx13],0
jmp @yesZero2
@noZero2:
idiv ebx
mov [@dx13],eax
@yesZero2:
mov ax,[@x3] ; calculate delta 23 [dx23]
sub ax,[@x2]
cwde
shl eax,ROUND
cdq
xor ebx,ebx
xor ecx,ecx
or bx,[@y3]
or cx,[@y2]
sub ebx,ecx
cmp ebx,0
jne @noZero3
mov [@dx23],0
jmp @yesZero3
@noZero3:
idiv ebx
mov [@dx23],eax
@yesZero3:
xor eax,eax ;eax - xk1
or ax,[@x1]
shl eax,ROUND
mov ebx,eax ; ebx - xk2
xor esi,esi ; esi - y
or si,[@y1]
@next_line1:
mov ecx,eax ; ecx - x11
sar ecx,ROUND
mov edx,ebx ;edx - x12
sar edx,ROUND
cmp ecx,edx
jle @nochg
xchg ecx,edx
@nochg:
pusha
mov ebx,ecx
sub edx,ecx
mov ecx,edx
mov edx,esi
mov eax,[@col]
call @horizontal_line
popa
add eax,[@dx13]
add ebx,[@dx12]
inc esi
cmp si,[@y2]
jl @next_line1
xor esi,esi
or si,[@y2]
xor ebx,ebx
mov bx,[@x2]
shl ebx,ROUND
@next_line2:
mov ecx,eax
sar ecx,ROUND
mov edx,ebx
sar edx,ROUND
cmp ecx,edx
jle @nochg1
xchg ecx,edx
@nochg1:
pusha
mov eax,[@col]
mov ebx,ecx
sub edx,ecx
mov ecx,edx
mov edx,esi
call @horizontal_line
popa
add eax,[@dx13]
add ebx,[@dx23]
inc esi
cmp si,[@y3]
jl @next_line2
@end_triangle:
ret
@col dd ?
@y1 dw ?
@x1 dw ?
@y2 dw ?
@x2 dw ?
@y3 dw ?
@x3 dw ?
@dx12 dd ?
@dx13 dd ?
@dx23 dd ?
@horizontal_line:
;---------in
;---------eax - color of line, 0x00RRGGBB
;---------ebx - x1 - x position of line begin
;---------ecx - lenght of line
;---------edx - y position of line
;---------edi - pointer to buffer
jcxz @end_hor_l
push eax
mov eax,SIZE_X*3
mul edx
add edi,eax ; calculate line begin adress
add edi,ebx
shl ebx,1
add edi,ebx
pop eax
cld
@ddraw:
push eax
stosw
shr eax,16
stosb
pop eax
loop @ddraw
@end_hor_l:
ret
; *********************************************
; ******* WINDOW DEFINITIONS AND DRAW ********
; *********************************************
draw_window:
mov eax,12 ; function 12:tell os about windowdraw
mov ebx,1 ; 1, start of draw
int 0x40
; DRAW WINDOW
mov eax,0 ; function 0 : define and draw window
mov ebx,120*65536+SIZE_X+20 ; [x start] *65536 + [x size]
mov ecx,120*65536+SIZE_Y+45 ; [y start] *65536 + [y size]
mov edx,0x34000000 ; color of work area RRGGBB,8->color gl
;mov esi,0x805080d0 ; color of grab bar RRGGBB,8->color gl
mov edi,labelt ; color of frames RRGGBB
int 0x40
; flag color button
mov eax,8 ; function 8 : define and draw button
mov ebx,(SIZE_X-30)*65536+20 ; [x start] *65536 + [x size]
mov ecx,5*65536+12 ; [y start] *65536 + [y size]
mov edx,2 ; button id
mov esi,0x555555 ; button color RRGGBB
int 0x40
; spped button
mov eax,8 ; function 8 : define and draw button
mov ebx,(SIZE_X-60)*65536+20 ; [x start] *65536 + [x size]
mov ecx,5*65536+12 ; [y start] *65536 + [y size]
mov edx,3 ; button id
mov esi,0x555555 ; button color RRGGBB
int 0x40
mov eax,12 ; function 12:tell os about windowdraw
mov ebx,2 ; 2, end of draw
int 0x40
ret
; DATA AREA
angle_counter dw 0
sq dd 0.707
xo dw 110 ;87
zo dw 0
yo dw 125
shad_flag db 0
speed_flag db 0
triangles:
dw 0,1,10, 10,11,1, 1,2,11, 11,12,2, 2,3,12, 12,13,3, 3,4,13, 13,14,4, 4,5,14
dw 14,15,5, 5,6,15, 15,16,6, 6,7,16, 16,17,7, 7,8,17, 17,18,8, 8,9,18, 18,19,9
dw 10,11,20, 20,21,11, 11,12,21, 21,22,12, 12,13,22, 22,23,13, 13,14,23
dw 23,24,14, 14,15,24, 24,25,15, 15,16,25, 25,26,16, 16,17,26, 26,27,17
dw 17,18,27, 27,28,18, 18,19,28, 28,29,19, 20,21,30, 30,31,21, 21,22,31
dw 31,32,22, 22,23,32, 32,33,23, 23,24,33, 33,34,24, 24,25,34, 34,35,25
dw 25,26,35, 35,36,26, 26,27,36, 36,37,27, 27,28,37, 37,38,28, 28,29,38
dw 38,39,29
dd 0xffffffff ;<- end marker
labelt:
db '3d wavy rotaring area',0
labellen:
sinbeta rd 1
cosbeta rd 1
singamma rd 1
cosgamma rd 1
current_angle rd 1
points rw points_count*3 + 2
points_rotated rw points_count*3 + 2
triangles_with_z rw triangles_count*4 + 2 ; triangles triple dw + z position
sorted_triangles rw triangles_count*3 + 2
screen rb SIZE_X * SIZE_Y * 3 ; screen buffer
memStack rb 1000 ;memory area for stack
I_END:
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