Subversion Repositories Kolibri OS

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; A firework demo

; Programmed by Yaniv LEVIATHAN

; http://yaniv.leviathanonline.com

; Converted to DexOS, By Dex

; Converted to KolibriOS, By Asper

; Optimized for KolibriOS, By Diamond

; Assemble with

; c:fasm firework.asm firework.kex

; NOTE: Needs MMX & SSE

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use32

	org	0x0

	db	'MENUET00'	; 8 byte id

	dd	38		; required os

	dd	STARTAPP	; program start

	dd	I_END		; program image size

	dd	0x100000	; required amount of memory

	dd	0x00000000	; reserved=no extended header

include "aspAPI.inc"

SCREEN_WIDTH   equ    320

SCREEN_HEIGHT  equ    200

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; Global defines

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   NUM_PARTS   = 150

   X_OFFSET   = 0

   Y_OFFSET   = 4

   X_SPEED_OFFSET   = 8

   Y_SPEED_OFFSET   = 12

   COLOR_OFFSET   = 16

   PART_SIZE   = 20

macro draw_window

{

local x, xsize, y, ysize, areacolor, caption

x = 100

y = 70

xsize = SCREEN_WIDTH+9

ysize = SCREEN_HEIGHT+4

areacolor = 0x14224466

caption = labelt

	mov	eax, 12 		; function 12:tell os about windowdraw

	mov	ebx, 1			; 1, start of draw

	int	0x40

	; DRAW WINDOW

	mov	eax, 48

	mov	ebx, 4

	int	0x40

	lea	ecx, [y*65536+ysize+eax]

	xor	eax, eax		; function 0 : define and draw window

	mov	ebx, x*65536+xsize	; [x start] *65536 + [x size]

	mov	edx, areacolor		 ; color of work area RRGGBB

	mov	edi, caption

	int	0x40

;  start_draw_window 100,70,SCREEN_WIDTH+9,SCREEN_HEIGHT+29,0x04224466,labelt;, 14;labellen-labelt

  end_draw_window

}

macro mmx_shade

{

      mov ecx, SCREEN_WIDTH*SCREEN_HEIGHT/8

      mov  edi,buffer

      movq mm1, [sub_mask]

.lop:

      movq mm0, [edi]

      psubusb mm0, mm1

      movq [edi], mm0

      add edi, 8

      loop .lop

}

macro mmx_blur_prepare

{

      mov ecx, (SCREEN_WIDTH*SCREEN_HEIGHT-330*2)/8

      mov edi,buffer + 328

}

macro mmx_blur

{

local .lop

.lop:

      movq mm0, [edi]

      movq mm1, [edi+1]

      movq mm2, [edi-1]

      movq mm3, mm0

      movq mm4, [edi-SCREEN_WIDTH]

      movq mm5, [edi+SCREEN_WIDTH]

      pavgb mm0, mm1 ; mm0 = avg(cur,cur+1)

      pavgb mm3, mm2 ; mm3 = avg(cur,cur-1)

      pavgb mm4, mm5 ; mm4 = avg(cur+320,cur-320)

      pavgb mm3, mm4 ; mm3 = avg(avg(cur,cur-1),avg(cur+320,cur-320))

      pavgb mm0, mm3 ; mm0 = avg(avg(cur,cur+1),

      movq [edi], mm0

      add edi, 8

      loop .lop

}

macro mmx_blur_right

{

local .lop

.lop:

      movq mm0, [edi]

      movq mm1, [edi+1]

      movq mm2, [edi+SCREEN_WIDTH]

      movq mm3, [edi+SCREEN_WIDTH+1]

      pavgb mm0, mm1

      pavgb mm3, mm2

      pavgb mm0, mm3

      movq [edi], mm0

      add edi, 8

      loop .lop

}

STARTAPP:

init_palette:

   mov edi, pal

	xor	eax, eax

red_loop:

	stosd

	stosd

	add	eax, 0x040000

	and	eax, 0xFFFFFF

	jnz	red_loop

	mov	eax, 63*4*65536

@@:

	stosd

	stosd

	add	ax, 0x0404

	jnc	@b

;zero_buffer:

   mov ecx, SCREEN_WIDTH*SCREEN_HEIGHT/4

;   mov edi,buffer

   xor eax, eax

   rep stosd

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

; Main Functions

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virtual at esp

global_x	dd	?

global_y	dd	?

seed		dd	?

end virtual

   db 0x0f, 0x31

	push	eax	; seed

	push	100*64	; global_y

	push	160*64	; global_x

   jmp MAIN

red:

   draw_window

MAIN:

   mov ecx, NUM_PARTS

   mov ebp, particles

   .advance_particles:

      mov eax, [ebp+X_OFFSET]

      mov ebx, [ebp+Y_OFFSET]

      sar eax, 6

      sar ebx, 6

      cmp eax, 5

      jb .new_particle

      cmp eax, SCREEN_WIDTH-5;315

      jge .new_particle

      cmp ebx, 5

      jb .new_particle

      cmp ebx, SCREEN_HEIGHT-5;195

      jl .part_ok

   .new_particle:

      call init_particle

      jmp .advance_particles

   .part_ok:

;      mov edi, eax

 ;     add edi,buffer

;      mov eax, SCREEN_WIDTH

;      mul ebx

	imul	edi, ebx, SCREEN_WIDTH

      mov dl, [ebp+COLOR_OFFSET]

      mov [buffer+eax+edi], dl

;      mov eax, [ebp+X_OFFSET]

;      mov ebx, [ebp+Y_OFFSET]

;      add eax, [ebp+X_SPEED_OFFSET]

;      add ebx, [ebp+Y_SPEED_OFFSET]

;      mov [ebp+X_OFFSET], eax

;      mov [ebp+Y_OFFSET], ebx

	mov	eax, [ebp+X_SPEED_OFFSET]

	add	[ebp+X_OFFSET], eax

	mov	eax, [ebp+Y_SPEED_OFFSET]

	add	[ebp+Y_OFFSET], eax

      db 0x0f, 0x31

      and al, 0x7F

      jnz .dont_inc_y_speed

      inc dword [ebp+Y_SPEED_OFFSET]

      .dont_inc_y_speed:

      add ebp, PART_SIZE

   loop .advance_particles

   mmx_shade

; jmp .copy_buffer_to_video

   mmx_blur_prepare

   test dword [blur_right_flag] , 0x800000

   jnz .do_blur_right

   mmx_blur

   db 0x0f, 0x31

   and al, 1

   jz .blur_ok

   jmp .dont_blur

   .do_blur_right:

   mmx_blur_right

   .blur_ok:

   add dword [blur_right_flag], 0x1000

   .dont_blur:

   .copy_buffer_to_video:

    ;    mov     eax, 18 ;@WAITVSYNC();

    ;    mov     ebx, 14

    ;    int     0x40

	mov	eax, 48

	mov	ebx, 4

	int	0x40

	lea	edx, [5*65536+eax]

	mov	eax, 65 ;copyfard(0xA000,0,screen,0,16000);

	mov	ebx, buffer;dword [screen]

	mov	ecx, SCREEN_WIDTH*65536+SCREEN_HEIGHT ;ecx = w*65536+h

;	mov	edx, 5*65536+25 ;edx = x*65536+y

	push	8

	pop	esi

	;mov	esi, 8

	mov	edi, pal

	xor	ebp, ebp

	int	0x40

still:

	mov	eax, 11 	    ; Test if there is an event in the queue.

	int	0x40

	dec	eax		      ; redraw request ?

	jz	red

	dec	eax		      ; key in buffer ?

	jz	key

	dec	eax		      ; button in buffer ?

	jz	button

	jmp	MAIN

key:

	mov	eax, 2

	int	0x40

;	cmp	ah, 1		    ; Test Esc in Scan

;	je	close_app

	cmp	ah, 27		    ; Test Esc in ASCII

	je	close_app

	jmp	MAIN

button:

; we have only one button, close

;	mov	eax, 17 	    ; Get pressed button code

;	int	0x40

;	cmp	ah, 1		    ; Test x button

;	je	close_app

;	jmp	MAIN

; fall through to close_app

fail:

	; Type something here.

close_app:

    mov  eax,-1 		 ; close this program

    int  0x40

init_particle:

   db 0x0f, 0x31

   and al, 0x1F

jnz .dont_re_init_globals

   ; init x

   call rand

   cdq

   ;xor dx, dx

   mov ebx, SCREEN_WIDTH

   div ebx

   shl edx, 6

   mov [4+global_x], edx

   ; init y

   call rand

   cdq

   ;xor dx, dx

   mov ebx, SCREEN_HEIGHT

   div ebx

   shl edx, 6

   mov [4+global_y], edx

.dont_re_init_globals:

   ; init x

   mov eax, [4+global_x]

   mov [ebp+X_OFFSET], eax

   ; init y

   mov eax, [4+global_y]

   mov [ebp+Y_OFFSET], eax

   ; init x speed

   call rand

   and eax, 31

   sub eax, 15

   ;shl ax, 6

   mov [ebp+X_SPEED_OFFSET], eax

   ; init y speed

   call rand

   and eax, 31

   sub eax, 15

   ;shl ax, 6

   mov [ebp+Y_SPEED_OFFSET], eax

   ; init color

;   mov ax, 255

   ;call rand

   ;and ax, 0xFF

   mov [ebp+COLOR_OFFSET], dword 255;ax

   ret

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

; Misc. Functions

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rand:

      mov eax, [8+seed]

      imul eax, 214013

      add eax, 2531011

      mov [8+seed], eax

      shr eax, 16

      ret

; DATA AREA

; Application Title

labelt          db      'Firework demo',0

;labelt		db	'Matrix demo',0

;seed:	     dd 0

;global_x:    dd 160*64

;global_y:    dd 100*64

sub_mask:    dd 0x01010101, 0x01010101

;                             x, y, x_speed, y_speed, color

particles: times NUM_PARTS dd 0, 0, 0,	      0,       0

blur_right_flag: dd 0

;include 'Dex.inc'

I_END:

pal	     rb 256*4	;dup(0)

;pal             dd      256   dup(0)

;buffer       rb 1024*64

buffer	     rb SCREEN_WIDTH*SCREEN_HEIGHT