mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-27 00:39:41 +03:00
691 lines
10 KiB
NASM
691 lines
10 KiB
NASM
;
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; 3D POLYGONAL CUBE - ASCL
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;
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; Pavlushin Evgeni
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; mail: waptap@mail.ru site: www.deck4.narod.ru
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;
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; Create on base 3D test sample
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; Mikolaj Felix mfelix@polbox.com
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;
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use32
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org 0x0
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db 'MENUET01' ; 8 byte id
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dd 0x01 ; header version
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dd START ; start of code
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dd I_END ; size of image
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dd 0x30000 ; memory for app
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dd 0x30000 ; esp
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dd 0x0 , 0x0 ; I_Param , I_Icon
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MAX_POINTS equ 8
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MAX_TRIANGLES equ 12
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SCREEN_X equ 320
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SCREEN_Y equ 200
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include 'lang.inc'
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include 'ascl.inc'
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include 'ascgl.inc'
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include 'macros.inc'
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START:
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call draw_window
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call init_sin_cos
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still:
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; mov eax,23 ; wait for system event with 10 ms timeout
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; mov ebx,1 ; wait 10 ms, then continue
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; int 0x40
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mov eax,11
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int 0x40
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dec eax
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; cmp eax,1 ; window redraw request ?
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jz red
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dec eax
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; cmp eax,2 ; key in buffer ?
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jz key
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dec eax
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; cmp eax,3 ; button in buffer ?
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jz button
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fps 280,8,cl_White,cl_Black
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main_loop:
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mov esi,object
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mov edi,object_rotated
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mov ecx,MAX_POINTS*3
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cld
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rep movsw
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mov esi,angle_x
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mov edi,object_rotated
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mov ecx,MAX_POINTS
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call rotate_points
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mov esi,object_rotated
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mov edi,object_translated
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mov ecx,MAX_POINTS
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call translate_points
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call draw_faces
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call clear_screen_buffer
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add [angle_x],2
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add [angle_y],3
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add [angle_z],1
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jmp still
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red:
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call draw_window
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jmp still
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key:
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mov eax,2
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int 0x40
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jmp still
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button:
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mov eax,17
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int 0x40
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cmp ah,1
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jne still
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exit:
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mov eax,-1
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int 0x40
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;Draw window
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draw_window:
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mov eax,12 ;Start
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mov ebx,1
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int 0x40
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mov eax,0 ;Draw window
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mov ebx,100*65536+(SCREEN_X+9) ;x start*65536+x size
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mov ecx,100*65536+(SCREEN_Y+26) ;y start*65536+y size
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mov edx,0x03000000 ;0x03 use skinned window
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int 0x40
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mov eax,4 ;Out Text
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mov ebx,8*65536+8 ;x start*65536+y start
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mov ecx,0x00ffffff ;color White
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mov edx,head_label
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mov esi,hl_end-head_label
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int 0x40
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mov eax,12 ;End
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mov ebx,2
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int 0x40
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ret
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head_label: db "3D TEST SAMPLE FOR MENUETOS"
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hl_end:
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; Draw faces procedure
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draw_faces:
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mov esi,link
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mov ecx,MAX_TRIANGLES
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df_draw:
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push ecx
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mov ecx,3
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mov edi,@@tx1 ;bp
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df_get_point:
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xor bh,bh
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mov bl,byte [esi]
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shl bx,2
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mov ax,word [object_translated+bx]
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mov word [edi],ax
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mov ax,word [object_translated+bx+2]
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mov word [edi+2],ax
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inc esi
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add edi,4
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dec ecx
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jnz df_get_point
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mov ax,[@@ty1]
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sub ax,[@@ty3]
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mov bx,[@@tx2]
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sub bx,[@@tx1]
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imul bx
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shl edx,16
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mov dx,ax
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push edx
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mov ax,[@@tx1]
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sub ax,[@@tx3]
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mov bx,[@@ty2]
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sub bx,[@@ty1]
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imul bx
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shl edx,16
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mov dx,ax
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pop ebx
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sub ebx,edx
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or ebx,ebx
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jge df_next
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xor ah,ah
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mov al,byte [si]
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mov [@@xcol],ax
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call filled_triangle
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df_next:
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inc si
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pop ecx
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dec ecx
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jnz df_draw
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ret
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;modify
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;include graphlib.asm
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clear_screen_buffer:
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;outscrbuf
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mov ebx,scrbuf
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mov ecx,SCREEN_X*65536+SCREEN_Y
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mov edx,5*65536+22
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mov ax,7
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int 0x40
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;White background
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mov edi,scrbuf
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mov ecx,(SCREEN_X*SCREEN_Y*3)/4
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mov eax,0xffffffff
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cld
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rep stosd
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ret
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;include triangle.asm
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; Mikolaj Felix 14/5/2001
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; mfelix@polbox.com
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;filled trangle procedure
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@@tx1 dw 0
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@@ty1 dw 0
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@@tx2 dw 0
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@@ty2 dw 0
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@@tx3 dw 0
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@@ty3 dw 0
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@@xcol dw 0
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@@dx12 dw 0
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@@dx13 dw 0
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@@dx23 dw 0
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filled_triangle:
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mov ax,[@@xcol] ;trnsforming color
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mov bl,al ;byte bbbggrrx
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mov dl,al ;to 3 byte
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mov dh,al ;bbbxxxxx ggxxxxxx rrxxxxxx
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and dh,00000001b
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and al,11100000b
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and bl,00011000b
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and dl,00000110b
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shl bl,3
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shl dl,5
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cmp dh,1
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jne no_bitup
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or al,00011111b
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or bl,00111111b
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or dl,00111111b
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no_bitup:
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shl eax,8 ;puck colors
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mov al,bl
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shl eax,8
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mov al,dl
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mov dword [@@rgb],eax
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mov eax,0 ; for 16 bit instructions
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mov ax,[@@ty1]
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cmp ax,[@@ty3]
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jb ft_check1
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xchg ax,[@@ty3]
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mov [@@ty1],ax
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mov ax,[@@tx1]
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xchg ax,[@@tx3]
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mov [@@tx1],ax
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ft_check1:
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mov ax,[@@ty2]
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cmp ax,[@@ty3]
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jb ft_check2
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xchg ax,[@@ty3]
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mov [@@ty2],ax
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mov ax,[@@tx2]
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xchg ax,[@@tx3]
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mov [@@tx2],ax
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ft_check2:
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mov ax,[@@ty1]
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cmp ax,[@@ty2]
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jb ft_check3
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xchg ax,[@@ty2]
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mov [@@ty1],ax
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mov ax,[@@tx1]
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xchg ax,[@@tx2]
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mov [@@tx1],ax
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ft_check3:
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mov bx,[@@ty2]
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sub bx,[@@ty1]
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jnz ft_dx12_make
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mov [@@dx12],word 0
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jmp ft_dx12_done
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ft_dx12_make:
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mov ax,[@@tx2]
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sub ax,[@@tx1]
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shl ax,7
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cwd
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idiv bx
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mov [@@dx12],ax ; dx12 = (x2-x1)/(y2-y1)
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ft_dx12_done:
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mov bx,[@@ty3]
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sub bx,[@@ty1]
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jnz ft_dx13_make
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mov [@@dx13],word 0
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jmp ft_dx13_done
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ft_dx13_make:
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mov ax,[@@tx3]
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sub ax,[@@tx1]
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shl ax,7
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cwd
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idiv bx
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mov [@@dx13],ax ; dx13 = (x3-x1)/(y3-y1)
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ft_dx13_done:
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mov bx,[@@ty3]
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sub bx,[@@ty2]
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jnz ft_dx23_make
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mov [@@dx23],word 0
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jmp ft_dx23_done
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ft_dx23_make:
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mov ax,[@@tx3]
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sub ax,[@@tx2]
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shl ax,7
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cwd
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idiv bx
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mov [@@dx23],ax ; dx23 = (x3-x2)/(y3-y2)
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ft_dx23_done:
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mov ax,[@@tx1]
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shl ax,7
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mov bx,ax
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mov cx,[@@ty1]
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ft_loop1:
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pushad
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mov [@@ly],cx
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mov dx,bx
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shr dx,7
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mov [@@lx2],dx
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mov dx,ax
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shr dx,7
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mov [@@lx1],dx
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mov ax,[@@xcol]
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mov [@@lcol],ax
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call horizontal_line
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popad
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add ax,[@@dx13]
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add bx,[@@dx12]
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inc cx
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cmp cx,[@@ty2]
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jb ft_loop1
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mov bx,[@@tx2]
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shl bx,7
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mov cx,[@@ty2]
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ft_loop2:
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pushad
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mov [@@ly],cx
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mov dx,bx
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shr dx,7
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mov [@@lx2],dx
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mov dx,ax
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shr dx,7
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mov [@@lx1],dx
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mov ax,[@@xcol]
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mov [@@lcol],ax
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call horizontal_line
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popad
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add ax,[@@dx13]
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add bx,[@@dx23]
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inc ecx
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cmp cx,[@@ty3]
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jb ft_loop2
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ret
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;horizontal line subproc
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@@lx1 dw 0
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@@lx2 dw 0
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@@ly dw 0
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@@lcol dw 0
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@@rgb dd 0
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horizontal_line:
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mov ecx,0
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mov cx,[@@lx1]
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cmp cx,[@@lx2]
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ja x12
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je ext
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; ret
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mov cx,[@@lx2]
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sub cx,[@@lx1]
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mov edi,3
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jmp xx
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x12:
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mov cx,[@@lx1]
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sub cx,[@@lx2]
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mov edi,-3
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jmp xx
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ext:
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mov ecx,-1 ;1
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; sub ebp,3
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xx:
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mov eax,0
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mov ax,[@@ly]
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mov ebx,SCREEN_X ;320
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mul ebx
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mov ebp,0
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mov bp,[@@lx1] ;for correct 16 bit size
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add eax,ebp
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mov ebx,3
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mul ebx
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mov ebp,eax
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sub ebp,3 ;for delete white dots
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add ecx,2
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loo:
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mov eax,dword [@@rgb]
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mov bl,al
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shr eax,8 ;puck colors
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mov byte [scrbuf+ebp],ah
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mov byte [scrbuf+ebp+1],al
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mov byte [scrbuf+ebp+2],bl
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add ebp,edi
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dec ecx
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jnz loo
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ret
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;include fixed3d.asm
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; Mikolaj Felix 25/5/2001
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; mfelix@polbox.com
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;------------------------------------------------------------
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; ds:si - offset to angles
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; ds:di - offset to 3d points
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; cx - number of points
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;------------------------------------------------------------
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@@sin_x dw 0
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@@cos_x dw 0
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@@sin_y dw 0
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@@cos_y dw 0
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@@sin_z dw 0
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@@cos_z dw 0
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@@px equ word [edi]
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@@py equ word [edi+2]
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@@pz equ word [edi+4]
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rotate_points:
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push edi
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mov edi,@@sin_x
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mov edx,3
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rp_sin_cos:
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mov bx,word [esi]
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and bx,511
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shl bx,1
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mov ax,word [sin_table+bx]
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mov word [edi],ax
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mov ax,word [cos_table+bx]
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mov word [edi+2],ax
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add esi,2
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add edi,4
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dec edx
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jnz rp_sin_cos
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pop edi
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rp_rotate:
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; rotate around x-axis
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mov ax,@@py
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imul [@@cos_x]
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mov bx,ax
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mov si,dx
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mov ax,@@pz
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imul [@@sin_x]
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sub bx,ax
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sbb si,dx
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shrd bx,si,14
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push bx
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mov ax,@@py
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imul [@@sin_x]
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mov bx,ax
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mov si,dx
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mov ax,@@pz
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imul [@@cos_x]
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add bx,ax
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adc si,dx
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shrd bx,si,14
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pop @@py
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mov @@pz,bx
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; rotate around y-axis
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mov ax,@@px
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imul [@@cos_y]
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mov bx,ax
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mov si,dx
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mov ax,@@pz
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imul [@@sin_y]
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sub bx,ax
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sbb si,dx
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shrd bx,si,14
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push bx
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mov ax,@@px
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imul [@@sin_y]
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mov bx,ax
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mov si,dx
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mov ax,@@pz
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imul [@@cos_y]
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add bx,ax
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adc si,dx
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shrd bx,si,14
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pop @@px
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mov @@pz,bx
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; rotate around z-axis
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mov ax,@@px
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imul [@@cos_z]
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mov bx,ax
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mov si,dx
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mov ax,@@py
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imul [@@sin_z]
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sub bx,ax
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sbb si,dx
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shrd bx,si,14
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push bx
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mov ax,@@px
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imul [@@sin_z]
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mov bx,ax
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mov si,dx
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mov ax,@@py
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imul [@@cos_z]
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add bx,ax
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adc si,dx
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shrd bx,si,14
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pop @@px
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mov @@py,bx
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add edi,6
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dec ecx
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jnz rp_rotate
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ret
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;------------------------------------------------------------
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; ds:si - offset to 3d points
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; es:di - offset to 2d points
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; cx - number of points
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;------------------------------------------------------------
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mx dw 0
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my dw 0
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translate_points:
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pushad
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mov eax,37
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mov ebx,1
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int 0x40
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mov ebx,eax
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shr eax,16
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and ebx,0xffff
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cmp ax,SCREEN_X
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jna x_n
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mov ax,0 ;SCREEN_X
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x_n:
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cmp bx,SCREEN_Y
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jna y_n
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mov bx,0 ;SCREEN_Y
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y_n:
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mov [mx],ax
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mov [my],bx
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popad
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mov ebx,0 ;?
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mov bx,word [esi+4]
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mov ax,[my]
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cmp ax,0
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jng no_m
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shl ax,3
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add bx,ax
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no_m:
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add bx,256 ; Z factor (zoom)
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mov eax,0 ;?
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mov ax,word [esi]
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shl ax,8
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cwd
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idiv bx; bx
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add ax,(SCREEN_X/2) ;160 ;X factor (center X)
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stosw
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mov eax,0 ;?
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mov ax,word [esi+2]
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shl ax,8
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cwd
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idiv bx
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add ax,(SCREEN_Y/2) ;100 ;Y factor (center Y)
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stosw
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add esi,6
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dec ecx
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jnz translate_points
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ret
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init_sin_cos:
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finit
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fldz
|
|
fstp [temp]
|
|
xor edi,edi
|
|
mov ecx,512
|
|
isc_make:
|
|
fld [temp]
|
|
fld st0
|
|
fld st0
|
|
fsin
|
|
fmul [fixed_point_const]
|
|
fistp word [sin_table+edi]
|
|
fcos
|
|
fmul [fixed_point_const]
|
|
fistp word [cos_table+edi]
|
|
|
|
fadd [inc_angle]
|
|
fstp [temp]
|
|
|
|
add edi,2
|
|
loop isc_make
|
|
ret
|
|
|
|
temp dd 0
|
|
|
|
fixed_point_const dd 16384.0
|
|
inc_angle dd 0.01227184630309 ; pi/256
|
|
|
|
angle_x dw 0
|
|
angle_y dw 0
|
|
angle_z dw 0
|
|
|
|
object dw -50,-50,-50, 50,-50,-50, 50,50,-50, -50,50,-50
|
|
dw -50,-50, 50, 50,-50, 50, 50,50, 50, -50,50, 50
|
|
|
|
link:
|
|
db 0,1,2,10000011b, 0,2,3,10000011b ;purpure side
|
|
db 5,4,7,00000111b, 5,7,6,00000111b ;soft-red side
|
|
db 1,5,6,00011000b, 1,6,2,00011000b ;soft-lime side
|
|
db 4,0,3,11100001b, 4,3,7,11100001b ;soft-blue side
|
|
db 4,5,1,00011111b, 1,0,4,00011111b ;yellow side
|
|
db 3,2,6,00000000b, 3,6,7,00000000b ;black side
|
|
|
|
sin_table:
|
|
rw 512
|
|
cos_table:
|
|
rw 512
|
|
|
|
object_rotated:
|
|
rw MAX_POINTS*3
|
|
object_translated:
|
|
rw MAX_POINTS*2
|
|
|
|
scrbuf:
|
|
I_END: |