327 lines
4.7 KiB
NASM
327 lines
4.7 KiB
NASM
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; TRIANGLE SPEED TEST 3
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; 32 triangle draw use! 12300 triangle in sec on 800Mhz processor
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;
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; Pavlushin Evgeni 11.09.2004
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; mail: waptap@mail.ru site: www.deck4.narod.ru
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; www.cyberdeck.fatal.ru
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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 0x100000 ; memory for app
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dd 0x100000 ; esp
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dd 0x0 , 0x0 ; I_Param , I_Icon
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SCREEN_X equ 320 ;800
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SCREEN_Y equ 200 ;600
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include '..\..\..\macros.inc'
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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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START:
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red:
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call draw_window
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still:
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scevent red,key,button
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fps 250,8,cl_White,cl_Black
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main_loop:
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random SCREEN_X,eax
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mov [@@tx1],eax
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random SCREEN_Y,eax
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mov [@@ty1],eax
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random SCREEN_X,eax
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mov [@@tx2],eax
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random SCREEN_Y,eax
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mov [@@ty2],eax
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random SCREEN_X,eax
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mov [@@tx3],eax
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random SCREEN_Y,eax
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mov [@@ty3],eax
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random 255,eax
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mov byte [@@rgb],al
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random 255,eax
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mov byte [@@rgb+1],al
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random 255,eax
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mov byte [@@rgb+2],al
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pushad
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call filled_triangle
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popad
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dec [count] ;for max speed
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jnz xxx
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call outscr
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mov [count],100
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xxx:
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jmp still
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count dd 100
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key:
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mov eax,2
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mcall
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jmp still
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button:
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mov eax,17
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mcall
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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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mcall
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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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mcall
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xor eax,eax ;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,0x14000000 ;0x13 use skinned window
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mov edi,title
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mcall
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mov eax,12 ;End
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mov ebx,2
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mcall
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ret
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title db '3D TEST SAMPLE',0
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outscr:
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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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mcall
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ret
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;filled trangle 32 bit draw procedure
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;from NAAG3d demo
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@@tx1 dd 0
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@@ty1 dd 0
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@@tx2 dd 0
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@@ty2 dd 0
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@@tx3 dd 0
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@@ty3 dd 0
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@@rgb dd 0
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@@dx12 dd 0
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@@dx13 dd 0
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@@dx23 dd 0
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filled_triangle:
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mov eax,[@@ty1]
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cmp eax,[@@ty3]
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jle @@ok13
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xchg eax,[@@ty3]
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mov [@@ty1],eax
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mov eax,[@@tx1]
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xchg eax,[@@tx3]
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mov [@@tx1],eax
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@@ok13:
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mov eax,[@@ty2]
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cmp eax,[@@ty3]
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jle @@ok23
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xchg eax,[@@ty3]
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mov [@@ty2],eax
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mov eax,[@@tx2]
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xchg eax,[@@tx3]
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mov [@@tx2],eax
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@@ok23:
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mov eax,[@@ty1]
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cmp eax,[@@ty2]
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jle @@ok12
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xchg eax,[@@ty2]
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mov [@@ty1],eax
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mov eax,[@@tx1]
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xchg eax,[@@tx2]
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mov [@@tx1],eax
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@@ok12:
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mov ebx,[@@ty2]
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sub ebx,[@@ty1]
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jnz @@make_d12
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mov [@@dx12],dword 0
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jmp @@done_d12
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@@make_d12:
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mov eax,[@@tx2]
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sub eax,[@@tx1]
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shl eax,12 ;7
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cdq
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idiv ebx
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mov [@@dx12],eax ; dx12 = (x2-x1)/(y2-y1)
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@@done_d12:
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mov ebx,[@@ty3]
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sub ebx,[@@ty1]
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jnz @@make_d13
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mov [@@dx13],dword 0
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jmp @@done_d13
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@@make_d13:
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mov eax,[@@tx3]
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sub eax,[@@tx1]
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shl eax,12 ;7
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cdq
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idiv ebx
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mov [@@dx13],eax ; dx13 = (x3-x1)/(y3-y1)
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@@done_d13:
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mov ebx,[@@ty3]
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sub ebx,[@@ty2]
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jnz @@make_d23
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mov [@@dx23],dword 0
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jmp @@done_d23
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@@make_d23:
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mov eax,[@@tx3]
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sub eax,[@@tx2]
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shl eax,12 ;7
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cdq
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idiv ebx
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mov [@@dx23],eax ; dx23 = (x3-x2)/(y3-y2)
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@@done_d23:
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mov eax,[@@tx1]
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shl eax,12 ;7
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mov ebx,eax
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mov ecx,[@@ty1]
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cmp ecx,[@@ty2]
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jge @@end_loop12
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@@loop12:
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call flat_line
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add eax,[@@dx13]
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add ebx,[@@dx12]
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inc ecx
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cmp ecx,[@@ty2]
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jl @@loop12
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@@end_loop12:
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mov ecx,[@@ty2]
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cmp ecx,[@@ty3]
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jge @@end_loop23
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mov ebx,[@@tx2]
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shl ebx,12 ;7
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@@loop23:
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call flat_line
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add eax,[@@dx13]
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add ebx,[@@dx23]
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inc ecx
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cmp ecx,[@@ty3]
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jl @@loop23
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@@end_loop23:
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ret
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;flatline proc
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flat_line:
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push eax
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push ebx
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push ecx
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or ecx,ecx
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jl @@quit
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cmp ecx,SCREEN_Y-1 ;199
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jg @@quit
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sar eax,12
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sar ebx,12
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or eax,eax
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jge @@ok1
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xor eax,eax
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jmp @@ok2
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@@ok1:
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cmp eax,SCREEN_X-1 ;319
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jle @@ok2
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mov eax,SCREEN_X-1 ;319
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@@ok2:
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or ebx,ebx
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jge @@ok3
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xor ebx,ebx
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jmp @@ok4
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@@ok3:
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cmp ebx,SCREEN_X-1 ;319
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jle @@ok4
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mov ebx,SCREEN_X-1 ;319
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@@ok4:
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cmp eax,ebx
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jl @@ok
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je @@quit
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xchg eax,ebx
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@@ok:
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mov edi,ecx
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; shl edi,6 ;for 320 speed+
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; shl ecx,8
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; add edi,ecx
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push eax
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mov eax,SCREEN_X
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mul edi
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mov edi,eax
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pop eax
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add edi,eax
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mov ebp,edi
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shl ebp,1
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add edi,ebp
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add edi,scrbuf
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mov ecx,ebx
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sub ecx,eax
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lineout:
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mov eax,[@@rgb]
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mov byte [edi],al
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shr eax,8
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mov byte [edi+1],al
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shr eax,8
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mov byte [edi+2],al
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add edi,3
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dec ecx
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jnz lineout
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@@quit:
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pop ecx
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pop ebx
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pop eax
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ret
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scrbuf:
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I_END:
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