WebSVN – Kolibri OS – Diff – /programs/develop/libraries/buf2d/trunk/buf2d.asm

 BUF2D_BIT_OPT_CROP_TOP equ 0
 BUF2D_BIT_OPT_CROP_LEFT equ 1
 BUF2D_BIT_OPT_CROP_BOTTOM equ 2
 BUF2D_BIT_OPT_CROP_RIGHT equ 3
+vox_offs_tree_table equ 4
+vox_offs_data equ 12
 ;input:
 ; eax = ãª § â¥«ì   äãªæ¨î ¢ë¤¥«¥¨ï ¯ ¬ïâ¨
 ; ebx = ... ®á¢®¡®¦¤¥¨ï ¯ ¬ïâ¨
 ; ecx = ... ¯¥à¥à á¯à¥¤¥«¥¨ï ¯ ¬ïâ¨
 ; [edi] = combine color
 align 4
 combine_colors:
 	push ax bx cx dx
 	mov bx,0x00ff ;---get transparent---
-	mov cl,byte[esi+3] ;pro
+	movzx cx,byte[esi+3] ;pro
-	xor ch,ch
 	sub bx,cx ;256-pro
 	;---blye---
-	xor ah,ah
-	mov al,byte[esi]
+	movzx ax,byte[esi]
 	imul ax,bx
-	xor dh,dh
-	mov dl,byte[edi]
+	movzx dx,byte[edi]
 	imul dx,cx
 	add ax,dx
 	mov byte[edi],ah
 	;---green---
-	xor ah,ah
-	mov al,byte[esi+1]
+	movzx ax,byte[esi+1]
 	imul ax,bx
-	xor dh,dh
-	mov dl,byte[edi+1]
+	movzx dx,byte[edi+1]
 	imul dx,cx
 	add ax,dx
 	mov byte[edi+1],ah
 	;---red---
-	xor ah,ah
-	mov al,byte[esi+2]
+	movzx ax,byte[esi+2]
 	imul ax,bx
-	xor dh,dh
-	mov dl,byte[edi+2]
+	movzx dx,byte[edi+2]
 	imul dx,cx
 	add ax,dx
 	mov byte[edi+2],ah
 	xor ch,ch
 	mov si,0x00ff ;---get transparent---
 	sub si,cx ;256-pro
 		;---blye---
-		mov al,bl
-		xor ah,ah
+		movzx ax,bl
 		shr ebx,8
-		imul ax,si
-		xor dh,dh
+		imul ax,si
-		mov dl,byte[edi]
+		movzx dx,byte[edi]
 		imul dx,cx
 		add ax,dx
 		mov byte[edi],ah
 		;---green---
-		mov al,bl
-		xor ah,ah
+		movzx ax,bl
 		shr ebx,8
-		imul ax,si
-		xor dh,dh
+		imul ax,si
-		mov dl,byte[edi+1]
+		movzx dx,byte[edi+1]
 		imul dx,cx
 		add ax,dx
 		mov byte[edi+1],ah
 		;---red---
-		mov al,bl
-		xor ah,ah
+		movzx ax,bl
-		imul ax,si
-		xor dh,dh
+		imul ax,si
-		mov dl,byte[edi+2]
+		movzx dx,byte[edi+2]
 		imul dx,cx
 		add ax,dx
 		mov byte[edi+2],ah
 	popad
 	ret
+endp
+;*** äãªæ¨¨ ¤«ï à ¡®âë á ¢®ªá¥«ì®© £à ä¨ª®© ***
+;á®§¤ ¨¥ ¢®ªá¥«ìëå ª¨áâ¥©
+align 4
+proc vox_brush_create uses eax ebx ecx edi, h_br:dword, buf_z:dword
+	mov edi,[h_br]
+	movzx ecx,byte[edi+3]
+	add edi,4
+	; *** á®§¤ ¨¥ ¥¤¨¨ç®© ª¨áâ¨ ***
+	mov eax,[buf_z]
+	mov buf2d_data,eax
+	movzx eax,byte[edi-4] ;è¨à¨  ¥¤¨¨ç®© ª¨áâ¨
+	mov buf2d_w,eax ;è¨à¨  ¡ãä¥à
+	movzx eax,byte[edi-4+1] ;¢ëá®â  ¥¤¨¨ç®© ª¨áâ¨
+	mov buf2d_h,eax ;¢ëá®â  ¡ãä¥à
+	mov buf2d_size_lt,0 ;®âáâã¯ á«¥¢  ¨ á¯à ¢  ¤«ï ¡ãä¥à
+	mov buf2d_color,0 ;æ¢¥â ä®  ¡ãä¥à
+	mov buf2d_bits,32 ;ª®«¨ç¥áâ¢® ¡¨â ¢ 1-© â®çª¥ ¨§®¡à ¦¥¨ï
+	; *** á®§¤ ¨¥ á«¥¤ãîé¨å ª¨áâ¥© ***
+	cmp ecx,1
+	jl .end_creat
+	movzx ebx,byte[edi-4+2] ;¢ëá®â  ®á®¢ ¨ï ¥¤¨¨ç®© ª¨áâ¨
+	shr ebx,1
+	cld
+	@@:
+		mov eax,edi
+		add edi,BUF_STRUCT_SIZE
+		stdcall vox_create_next_brush, eax, edi, ebx
+		shl ebx,1
+		loop @b
+	.end_creat:
+	ret
+endp
+;ã¤ «¥¨¥ ¢®ªá¥«ìëå ª¨áâ¥©
+align 4
+proc vox_brush_delete uses ecx edi, h_br:dword
+	mov edi,[h_br]
+	movzx ecx,byte[edi+3]
+	add edi,4
+	; *** ã¤ «¥¨¥ ª¨áâ¥© ***
+	cmp ecx,1
+	jl .end_delete
+	cld
+	@@:
+		add edi,BUF_STRUCT_SIZE
+		stdcall buf_delete, edi
+		loop @b
+	.end_delete:
+	ret
+endp
+;äãªæ¨ï ¤«ï á®§¤ ¨ï ¢®ªá¥«ï á«¥¤ãîé¥£® ¯®àï¤ª
+; buf_v1 - ¡ãä¥à á ¨áå®¤ë¬ ¢®ªá¥«¥¬
+; buf_v2 - ¡ãä¥à á ã¢¥«¨ç¥ë¬ ¢®ªá¥«¥¬
+; h - ¢ëá®â  ®á®¢ ¨ï ¨áå®¤®£® ¢®ªá¥«ï : 2
+align 4
+proc vox_create_next_brush uses eax ebx ecx edx edi, buf_v1:dword, buf_v2:dword, h:dword
+	mov edi,[buf_v1]
+	mov ebx,buf2d_h
+	mov ecx,buf2d_w
+	mov edi,[buf_v2]
+	mov buf2d_h,ebx
+	shl buf2d_h,1
+	mov buf2d_w,ecx
+	shl buf2d_w,1
+	mov buf2d_color,0
+	mov buf2d_bits,32
+	stdcall buf_create, [buf_v2] ;á®§¤ ¨¥ ¡ãä¥à  £«ã¡¨ë
+	shr ecx,1
+	mov edx,[h]
+	shl edx,1
+	sub ebx,edx
+	;ecx - è¨à¨  ¨áå®¤®£® ¢®ªá¥«ï : 2
+	;ebx - ¢ëá®â  ¨áå®¤®£® ¢®ªá¥«ï (¡¥§ ®á®¢ ¨ï)
+	;edx - ¢ëá®â  ®á®¢ ¨ï ¨áå®¤®£® ¢®ªá¥«ï
+	stdcall vox_add, [buf_v2], [buf_v1], ecx,0,0
+	stdcall vox_add, [buf_v2], [buf_v1], ecx,ebx,0
+	mov eax,[h]
+	stdcall vox_add, [buf_v2], [buf_v1], 0,eax,eax
+	push eax ;stdcall ...
+	add eax,ebx
+	stdcall vox_add, [buf_v2], [buf_v1], 0,eax ;,...
+	sub eax,ebx
+	shl ecx,1
+	;ecx - è¨à¨  ¨áå®¤®£® ¢®ªá¥«ï
+	mov eax,[h]
+	stdcall vox_add, [buf_v2], [buf_v1], ecx,eax,eax
+	push eax ;stdcall ...,[h]
+	add eax,ebx
+	stdcall vox_add, [buf_v2], [buf_v1], ecx,eax;,[h]
+	;sub eax,ebx
+	shr ecx,1
+	;ecx - è¨à¨  ¨áå®¤®£® ¢®ªá¥«ï : 2
+	stdcall vox_add, [buf_v2], [buf_v1], ecx,edx,edx
+	add ebx,edx
+	stdcall vox_add, [buf_v2], [buf_v1], ecx,ebx,edx
+	ret
+endp
+;
+align 4
+proc vox_add uses ebx ecx, buf_v1:dword, buf_v2:dword, coord_x:dword, coord_y:dword, coord_z:dword
+pushad
+	mov eax,[coord_x]
+	mov ebx,[coord_y]
+	mov edi,[buf_v2]
+	mov ecx,buf2d_h
+	mov esi,buf2d_w
+	imul ecx,esi
+	add esi,eax
+	mov edx,buf2d_data
+	cld
+	;ecx - count pixels in voxel
+	;edx - ãª § â¥«ì   ¤ ë¥ ¢ ¢®ªá¥«ì®¬ ¡ãä¥à¥
+	;edi - ãª § â¥«ì   ¢®ªá¥«ìë© ¡ãä¥à
+	;esi - width voxel buffer add coord x
+	.cycle:
+		cmp dword[edx],0
+		je @f
+			;¯à®¢¥àï¥¬ ¡ãä¥à £«ã¡¨ë
+			push eax ecx esi
+			mov ecx,eax
+			stdcall buf_get_pixel, [buf_v1],ecx,ebx
+			mov esi,[edx]
+			add esi,[coord_z]
+			cmp eax,esi
+			jge .end_draw
+			stdcall buf_set_pixel, [buf_v1],ecx,ebx,esi ;esi = new coord z
+			.end_draw:
+			pop esi ecx eax
+		@@:
+		add edx,4
+		inc eax
+		cmp eax,esi
+		jl @f
+			inc ebx
+			sub eax,buf2d_w
+		@@:
+		loop .cycle
+popad
+	ret
 endp
 txt_err_n8b db 'need buffer 8 bit',13,10,0
 txt_err_n24b db 'need buffer 24 bit',13,10,0
 	dd sz_buf2d_crop_color, buf_crop_color
 	dd sz_buf2d_offset_h, buf_offset_h
 	dd sz_buf2d_flood_fill, buf_flood_fill
 	dd sz_buf2d_set_pixel, buf_set_pixel
 	dd sz_buf2d_get_pixel, buf_get_pixel
+	dd sz_buf2d_vox_brush_create, vox_brush_create
+	dd sz_buf2d_vox_brush_delete, vox_brush_delete
 	dd 0,0
 	sz_lib_init db 'lib_init',0
 	sz_buf2d_create db 'buf2d_create',0
 	sz_buf2d_create_f_img db 'buf2d_create_f_img',0
 	sz_buf2d_clear db 'buf2d_clear',0 ;®ç¨áâª  ¡ãä¥à  ãª § ë¬ æ¢¥â®¬
 	sz_buf2d_crop_color db 'buf2d_crop_color',0
 	sz_buf2d_offset_h db 'buf2d_offset_h',0
 	sz_buf2d_flood_fill db 'buf2d_flood_fill',0
 	sz_buf2d_set_pixel db 'buf2d_set_pixel',0
 	sz_buf2d_get_pixel db 'buf2d_get_pixel',0
+	sz_buf2d_vox_brush_create db 'buf2d_vox_brush_create',0
+	sz_buf2d_vox_brush_delete db 'buf2d_vox_brush_delete',0

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(root)/programs/develop/libraries/buf2d/trunk/buf2d.asm – Rev 2658 → 2748