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;

;    BACKGROUND SET  - Compile with fasm

;

  use32

  org     0x0

  db      'MENUET01'    ; 8 byte id

  dd      0x01          ; version

  dd      START         ; program start

  dd      I_END         ; image size

  dd      0x80000       ; reguired amount of memory

  dd      0x80000       ; stack pointer

  dd      I_Param,0

  include 'lang.inc'

  include 'macros.inc'

START:

    mov  eax,48

    mov  ebx,3

    mov  ecx,sc

    mov  edx,sizeof.system_colors

    mcall

    call check_parameters

    call draw_window

    call load_texture

    call draw_image

still:

    mov  eax,10                 ; wait here for event

    int  0x40

    cmp  eax,1

    jz   red

    cmp  eax,2

    jz   key

    cmp  eax,3

    jz   button

    jmp  still

  key:

    mov  eax,2

    int  0x40

    jmp  still

  red:

    call draw_window

    jmp  still

  button:

    mov  eax,17

    int  0x40

    shr  eax,8

    and  eax,255

    cmp  eax,101                ; tiled

    jne  no101

    mov  eax,15

    mov  ebx,4

    mov  ecx,1

    int  0x40

    mov  eax,15

    mov  ebx,3

    int  0x40

    jmp  still

  no101:

    cmp  eax,102               ; stretch

    jne  no102

    mov  eax,15

    mov  ebx,4

    mov  ecx,2

    int  0x40

    mov  eax,15

    mov  ebx,3

    int  0x40

    jmp  still

  no102:

    cmp  eax,1           ; end program

    jnz  noproend

    or   eax,-1

    int  0x40

  noproend:

    cmp  eax,11

    jz   bg

    cmp  eax,12

    jz   bg

    cmp  eax,13

    jz   bg

    cmp  eax,121

    jb   no_bg_select

    cmp  eax,133

    jg   no_bg_select

    sub  eax,121

    shl  eax,2

    add  eax,arrays

    mov  eax,[eax]

    mov  [usearray],eax

    call load_texture

    call draw_image

    jmp  still

  no_bg_select:

    cmp  eax,14+20

    jge  bg4

    jmp  bg2

check_parameters:

    cmp  [I_Param],dword 'BOOT'

    je   @f

    ret

  @@:

    call load_texture

    mov  eax,15

    mov  ebx,1

    mov  ecx,256

    mov  edx,256

    int  0x40

    mov  eax,15

    mov  ebx,5

    mov  ecx,0x40000 ; <<< 0x40000 for blue, 0x40000+1 for red,

                       ; <<< 0x40000+2 for green background at boot

    mov  edx,0

    mov  esi,256*3*256

    int  0x40

    mov  eax,15

    mov  ebx,4

    mov  ecx,2

    int  0x40

    mov  eax,15

    mov  ebx,3

    int  0x40

    mov  eax,-1

    int  0x40

set_picture:

    mov  eax,image+99-3*16

    mov  ebx,0x40000+255*3+255*3*256

  newpix:

    mov  ecx,[eax]

    mov  [ebx],cx

    shr  ecx,16

    mov  [ebx+2],cl

    add  eax,3

    sub  ebx,3

    cmp  ebx,0x40002

    jge  newpix

    ret

load_texture:

    call  gentexture

    call  set_picture

    ret

; set background

bg:

    mov  edi,0x40000

    cmp  eax,12

    jnz  bb1

    mov  edi,0x40000+1

  bb1:

    cmp  eax,13

    jnz  bb2

    mov  edi,0x40000+2

  bb2:

    mov  eax,15

    mov  ebx,1

    mov  ecx,256

    mov  edx,256

    int  0x40

    mov  eax,15

    mov  ebx,5

    mov  ecx,edi

    mov  edx,0

    mov  esi,256*256*3

    int  0x40

    mov  eax,15

    mov  ebx,3

    int  0x40

    jmp  still

; colored background

bg2:

    push eax

    mov  eax,15

    mov  ebx,1

    mov  ecx,8

    mov  edx,8

    int  0x40

    mov  eax,[esp]

    sub  eax,14

    shl  eax,2

    mov  edx,[colors+eax]

    mov  esi,32*32*4

    mov  edi,0

    mov  ecx,0

  dbl2:

    mov  eax,15

    mov  ebx,2

    int  0x40

    add  ecx,3

    inc  edi

    cmp  edi,esi

    jb   dbl2

    mov  eax,15

    mov  ebx,3

    int  0x40

    jmp  still

; shaped background

bg4:

    sub  eax,14+20

    shl  eax,3

    add  eax,shape

    mov  ecx,[eax+0]

    mov  edx,[eax+4]

    mov  eax,15

    mov  ebx,1

    int  0x40

    mov  eax,15

    mov  ebx,3

    int  0x40

    jmp  still

; *********************************************

; ******* CELLULAR TEXTURE GENERATION *********

; **** by Cesare Castiglia (dixan/sk/mfx) *****

; ********* dixan@spinningkids.org   **********

; *********************************************

; * the algorythm is kinda simple. the color  *

; * component for every pixel is evaluated    *

; * according to the squared distance from    *

; * the closest point in 'ptarray'.           *

; *********************************************

gentexture:

  mov ecx,0          ; ycounter

  mov edi,0          ; pixel counter

  mov ebp,[usearray]

 ylup:

    mov ebx,0

 xlup:

  push edi

  mov edi, 0

  mov esi, 512000000           ; abnormous initial value :)

 pixlup:

   push esi

   mov eax,ebx                 ; evaluate first distance

   sub eax, [ebp+edi]          ; x-x1

   call wrappit

   imul eax

   mov esi, eax                ; (x-x1)^2

   mov eax, ecx

   add edi,4

   sub eax, [ebp+edi]          ; y-y1

   call wrappit

   imul eax                    ; (y-y1)^2

   add eax,esi                 ; (x-x1)^2+(y-y1)^2

   pop esi

   cmp esi,eax

   jb  ok                      ; compare and take the smaller one

   mov esi,eax

  ok:

   add edi,4

   cmp [ebp+edi],dword 777

   jne pixlup

   mov eax,esi                 ; now evaluate color...

   mov edi,24            ; 50 = max shaded distance

   idiv edi

   pop edi

   mov [image+51+edi],eax

   add edi,3

  add ebx,1              ; bounce x loop

  cmp ebx,256            ; xsize

  jne xlup

  add ecx,1

  cmp ecx,256            ; ysize

  jne ylup

  ret

wrappit:

  cmp eax,0              ; this makes the texture wrap

  jg noabs

  neg eax

  noabs:

  cmp eax,128

  jb nowrap

  neg eax

  add eax,256

  nowrap:

  ret

; *********************************************

; ******* WINDOW DEFINITIONS AND DRAW *********

; *********************************************

draw_image:

    mov  eax,7

    mov  ebx,0x40000

    mov  ecx,256*65536+255

    mov  edx,14*65536+40;55

    int  0x40

    ret

y_add  equ  19 ; 30

y_s    equ  13

y_add2 equ  315 ;325

set    equ  0 ;15

draw_window:

    mov eax, 12                   ; tell os about draw

    mov ebx, 1

    int 0x40

    xor eax, eax                    ; define and draw window

    mov ebx, 220*65536+293

    mov ecx, 50*65536+408

    mov edx, [sc.work]

    or  edx, 0x33000000

    mov edi, header

    int 0x40

    call draw_image

    mov  eax,8                     ; Blue button

    mov  ebx,(set+190+27)*65536+17

    mov  ecx,y_add*65536+y_s

    mov  edx,11

    mov  esi,0x005555bb

    int  0x40

    ;mov  eax,8                     ; Red button

    mov  ebx,(set+208+27)*65536+17

    mov  edx,12

    mov  esi,0x00bb5555

    int  0x40

    ;mov  eax,8                     ; Green button

    mov  ebx,(set+253)*65536+17

    mov  edx,13

    mov  esi,0x0055bb55

    int  0x40

    ;mov  eax, 8                     ; tiled

    mov  ebx, 90*65536+63

    mov  ecx, y_add*65536+y_s

    mov  edx, 101

    mov  esi, [sc.work_button]

    int  0x40

    ;mov  eax, 8                     ; stretch

    mov  ebx, 154*65536+61

    mov  edx, 102

    int  0x40

    mov  eax, 4

    mov  ebx, 215*65536+5

    mov  ecx, [sc.work_text]

    mov  edx, apply_text

    mov  esi, apply_text.size

    int  0x40

    mov  ebx, 14*65536+301

    mov  edx, image_buttons_text

    mov  esi, image_buttons_text.size

    int  0x40

    mov  ebx, 14*65536+(y_add2+27)

    mov  edx, simple_text

    mov  esi, simple_text.size

    int  0x40

    mov  ecx, (y_add2)*65536+20

    mov  ebx, (13)*65536+25

    mov  edx, 121

    mov  esi, [sc.work_button]

    mov  edi, 9

    mov  eax, 8

  @@:

    int  0x40

    add  ebx, 29*65536

    inc  edx

    dec  edi

    jnz  @b

    mov  edx, 34+4

    mov  edi, 4

    mov  eax, 8

    mov  ebx, 13*65536+18

    mov  ecx, y_add*65536+y_s

  @@:

    int  0x40

    inc  edx

    add  ebx, 19*65536

    dec  edi

    jnz  @b

    ;-----------------------

    mov  edx,14                            ; button number

    mov  ebx,(13)*65536+17                 ; button start x & size

    mov  ecx,(y_add2+40)*65536+14          ; button start y & size

  newcb:

    mov  esi,[(edx-14)*4+colors]

    mov  eax,8

    int  0x40

    inc  edx

    add  ebx,20*65536

    add  esi,5*256*256

    cmp  edx,27

    jnz  newcb

    ;-----------------------

    mov  eax, 4

    mov  ebx, 94*65536+4+y_add

    mov  ecx, [sc.work_button_text]

    mov  edx, la2

    mov  esi, la2.size

    int  0x40

    mov  eax,12

    mov  ebx,2

    int  0x40

    ret

; DATA SECTION

if lang eq ru

    header db '������� 䮭� ࠡ�祣� �⮫�',0

else

    header db 'Background',0

end if

lsz apply_text,\

    ru, "�ਬ�����:",\

    en, "Apply:"

lsz image_buttons_text,\

    ru, "�롥�� ��ࠧ��:",\

    en, "Select pattern:"

lsz simple_text,\

    ru, "����梥�� 䮭:",\

    en, "Single-color background:"

lsz la2,\

    ru, "���������  ���������",\

    en, "  TILED     STRETCH"

xx   db    'x'

colors:

    dd  0x770000

    dd  0x007700

    dd  0x000077

    dd  0x777700

    dd  0x770077

    dd  0x007777

    dd  0x777777

    dd  0x335577

    dd  0x775533

    dd  0x773355

    dd  0x553377

    dd  0x000000

    dd  0xcccccc

shape:

    dd  1024,64

    dd  1024,32

    dd  2048,32

    dd  4096,32

    dd  512,16

    dd  1024,16

    dd  2048,16

    dd  4096,16

    dd  64,32

    dd  64,16

    dd  32,32

    dd  8,8

    dd  16,16

    dd  64,64

usearray dd ptarray

arrays dd ptarray,ptarray2,ptarray3,ptarray4,ptarray5,ptarray6

        dd ptarray7,ptarray8,ptarray9

ptarray:

    dd  150,50

    dd  120,30

    dd  44,180

    dd  50,66

    dd  27,6

    dd  95,212

    dd  128,177

    dd  201,212

    dd  172,201

    dd  250,100

    dd  24,221

    dd  11,123

    dd  248,32

    dd  34,21

    dd  777     ; <- end of array

ptarray2:

    dd  0,0,50,50,100,100,150,150,200,200,250,250

    dd  50,150,150,50,200,100,100,200

    dd  777

ptarray3:

    dd  55,150,150,55,200,105,105,200

    dd  30,30,220,220

    dd  777

ptarray4:

    dd  196,0,196,64,196,128,196,196

    dd  64,32,64,96,64,150,64,228

    dd  777

ptarray5:

    dd  196,0,196,64,196,128,196,196

    dd  64,0,64,64,64,128,64,196

    dd  777

ptarray6:

    dd  49,49,128,50,210,50

    dd  50,128,128,128,210,128

    dd  50,210,128,210,210,210

    dd  777

ptarray7:

    dd  0,0

    dd  196,196,64,64

    dd  128,0

    dd  0,128

    dd  64,64,196,64

    dd  196,196,64,196

    dd  128,128

    dd  777

ptarray8:

    dd  0, 128

    dd  0, 128

    dd  128, 0

    dd  0, 128

    dd  128, 0

    dd  0, 128

    dd  128, 0

    dd  0, 128

    dd  128, 0

    dd  128, 128

    dd  777

ptarray9:

     dd  0,248,64,128,128,64,196,48,160,160,94,224,240,96,5,5,777

I_Param:

image:

I_END:

sc system_colors