;
; TRIANGLE SPEED TEST 3
; 32 triangle draw use! 12300 triangle in sec on 800Mhz processor
;
; Pavlushin Evgeni 11.09.2004
; mail: waptap@mail.ru site: www.deck4.narod.ru
; www.cyberdeck.fatal.ru
use32
org 0x0
db 'MENUET01' ; 8 byte id
dd 0x01 ; header version
dd START ; start of code
dd I_END ; size of image
dd 0x100000 ; memory for app
dd 0x100000 ; esp
dd 0x0 , 0x0 ; I_Param , I_Icon
SCREEN_X equ 320 ;800
SCREEN_Y equ 200 ;600
include 'lang.inc'
include 'ascl.inc'
include 'ascgl.inc'
START:
red:
call draw_window
still:
scevent red,key,button
fps 250,8,cl_White,cl_Black
main_loop:
random SCREEN_X,eax
mov [@@tx1],eax
random SCREEN_Y,eax
mov [@@ty1],eax
random SCREEN_X,eax
mov [@@tx2],eax
random SCREEN_Y,eax
mov [@@ty2],eax
random SCREEN_X,eax
mov [@@tx3],eax
random SCREEN_Y,eax
mov [@@ty3],eax
random 255,eax
mov byte [@@rgb],al
random 255,eax
mov byte [@@rgb+1],al
random 255,eax
mov byte [@@rgb+2],al
pushad
call filled_triangle
popad
dec [count] ;for max speed
jnz xxx
call outscr
mov [count],100
xxx:
jmp still
count dd 100
key:
mov eax,2
int 0x40
jmp still
button:
mov eax,17
int 0x40
cmp ah,1
jne still
exit:
mov eax,-1
int 0x40
;Draw window
draw_window:
mov eax,12 ;Start
mov ebx,1
int 0x40
xor eax,eax ;Draw window
mov ebx,100*65536+(SCREEN_X+9) ;x start*65536+x size
mov ecx,100*65536+(SCREEN_Y+26) ;y start*65536+y size
mov edx,0x13000000 ;0x33 use skinned window
mov edi,header
int 0x40
mov eax,12 ;End
mov ebx,2
int 0x40
ret
header db '3D TEST SAMPLE',0
outscr:
;outscrbuf
mov ebx,scrbuf
mov ecx,SCREEN_X*65536+SCREEN_Y
mov edx,5*65536+22
mov ax,7
int 0x40
ret
;filled trangle 32 bit draw procedure
;from NAAG3d demo
@@tx1 dd 0
@@ty1 dd 0
@@tx2 dd 0
@@ty2 dd 0
@@tx3 dd 0
@@ty3 dd 0
@@rgb dd 0
@@dx12 dd 0
@@dx13 dd 0
@@dx23 dd 0
filled_triangle:
mov eax,[@@ty1]
cmp eax,[@@ty3]
jle @@ok13
xchg eax,[@@ty3]
mov [@@ty1],eax
mov eax,[@@tx1]
xchg eax,[@@tx3]
mov [@@tx1],eax
@@ok13:
mov eax,[@@ty2]
cmp eax,[@@ty3]
jle @@ok23
xchg eax,[@@ty3]
mov [@@ty2],eax
mov eax,[@@tx2]
xchg eax,[@@tx3]
mov [@@tx2],eax
@@ok23:
mov eax,[@@ty1]
cmp eax,[@@ty2]
jle @@ok12
xchg eax,[@@ty2]
mov [@@ty1],eax
mov eax,[@@tx1]
xchg eax,[@@tx2]
mov [@@tx1],eax
@@ok12:
mov ebx,[@@ty2]
sub ebx,[@@ty1]
jnz @@make_d12
mov [@@dx12],dword 0
jmp @@done_d12
@@make_d12:
mov eax,[@@tx2]
sub eax,[@@tx1]
shl eax,12 ;7
cdq
idiv ebx
mov [@@dx12],eax ; dx12 = (x2-x1)/(y2-y1)
@@done_d12:
mov ebx,[@@ty3]
sub ebx,[@@ty1]
jnz @@make_d13
mov [@@dx13],dword 0
jmp @@done_d13
@@make_d13:
mov eax,[@@tx3]
sub eax,[@@tx1]
shl eax,12 ;7
cdq
idiv ebx
mov [@@dx13],eax ; dx13 = (x3-x1)/(y3-y1)
@@done_d13:
mov ebx,[@@ty3]
sub ebx,[@@ty2]
jnz @@make_d23
mov [@@dx23],dword 0
jmp @@done_d23
@@make_d23:
mov eax,[@@tx3]
sub eax,[@@tx2]
shl eax,12 ;7
cdq
idiv ebx
mov [@@dx23],eax ; dx23 = (x3-x2)/(y3-y2)
@@done_d23:
mov eax,[@@tx1]
shl eax,12 ;7
mov ebx,eax
mov ecx,[@@ty1]
cmp ecx,[@@ty2]
jge @@end_loop12
@@loop12:
call flat_line
add eax,[@@dx13]
add ebx,[@@dx12]
inc ecx
cmp ecx,[@@ty2]
jl @@loop12
@@end_loop12:
mov ecx,[@@ty2]
cmp ecx,[@@ty3]
jge @@end_loop23
mov ebx,[@@tx2]
shl ebx,12 ;7
@@loop23:
call flat_line
add eax,[@@dx13]
add ebx,[@@dx23]
inc ecx
cmp ecx,[@@ty3]
jl @@loop23
@@end_loop23:
ret
;flatline proc
flat_line:
push eax
push ebx
push ecx
or ecx,ecx
jl @@quit
cmp ecx,SCREEN_Y-1 ;199
jg @@quit
sar eax,12
sar ebx,12
or eax,eax
jge @@ok1
xor eax,eax
jmp @@ok2
@@ok1:
cmp eax,SCREEN_X-1 ;319
jle @@ok2
mov eax,SCREEN_X-1 ;319
@@ok2:
or ebx,ebx
jge @@ok3
xor ebx,ebx
jmp @@ok4
@@ok3:
cmp ebx,SCREEN_X-1 ;319
jle @@ok4
mov ebx,SCREEN_X-1 ;319
@@ok4:
cmp eax,ebx
jl @@ok
je @@quit
xchg eax,ebx
@@ok:
mov edi,ecx
; shl edi,6 ;for 320 speed+
; shl ecx,8
; add edi,ecx
push eax
mov eax,SCREEN_X
mul edi
mov edi,eax
pop eax
add edi,eax
mov ebp,edi
shl ebp,1
add edi,ebp
add edi,scrbuf
mov ecx,ebx
sub ecx,eax
lineout:
mov eax,[@@rgb]
mov byte [edi],al
shr eax,8
mov byte [edi+1],al
shr eax,8
mov byte [edi+2],al
add edi,3
dec ecx
jnz lineout
@@quit:
pop ecx
pop ebx
pop eax
ret
scrbuf:
I_END: