WebSVN – Kolibri OS – Blame – /kernel/trunk/video/cursors.inc

Rev	Author	Line No.	Line
2288	clevermous	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;; ;;
5154	hidnplayr	3	;; Copyright (C) KolibriOS team 2004-2014. All rights reserved. ;;
2288	clevermous	4	;; Distributed under terms of the GNU General Public License ;;
		5	;; ;;
		6	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		7
		8	$Revision: 5351 $
		9
		10
		11	LOAD_FROM_FILE equ 0
		12	LOAD_FROM_MEM equ 1
		13	LOAD_INDIRECT equ 2
		14	LOAD_SYSTEM equ 3
		15
2384	hidnplayr	16	struct BITMAPINFOHEADER
		17	Size dd ?
		18	Width dd ?
		19	Height dd ?
		20	Planes dw ?
		21	BitCount dw ?
		22	Compression dd ?
		23	SizeImage dd ?
		24	XPelsPerMeter dd ?
		25	YPelsPerMeter dd ?
		26	ClrUsed dd ?
		27	ClrImportant dd ?
		28	ends
2430	mario79	29	;------------------------------------------------------------------------------
2288	clevermous	30	align 4
		31	proc init_cursor stdcall, dst:dword, src:dword
		32	locals
		33	rBase dd ?
		34	pQuad dd ?
		35	pBits dd ?
		36	pAnd dd ?
		37	width dd ?
		38	height dd ?
		39	counter dd ?
		40	endl
		41
		42	mov esi, [src]
		43	add esi, [esi+18]
		44	mov eax, esi
		45
2384	hidnplayr	46	cmp [esi+BITMAPINFOHEADER.BitCount], 24
2288	clevermous	47	je .img_24
2384	hidnplayr	48	cmp [esi+BITMAPINFOHEADER.BitCount], 8
2288	clevermous	49	je .img_8
2384	hidnplayr	50	cmp [esi+BITMAPINFOHEADER.BitCount], 4
2288	clevermous	51	je .img_4
2430	mario79	52	;--------------------------------------
		53	align 4
2288	clevermous	54	.img_2:
		55	add eax, [esi]
		56	mov [pQuad], eax
		57	add eax, 8
		58	mov [pBits], eax
		59	add eax, 128
		60	mov [pAnd], eax
		61	mov eax, [esi+4]
		62	mov [width], eax
		63	mov ebx, [esi+8]
		64	shr ebx, 1
		65	mov [height], ebx
		66
		67	mov edi, [dst]
		68	add edi, 32314
		69	mov [rBase], edi
		70
		71	mov esi, [pQuad]
2430	mario79	72	;--------------------------------------
		73	align 4
2288	clevermous	74	.l21:
		75	mov ebx, [pBits]
		76	mov ebx, [ebx]
		77	bswap ebx
		78	mov eax, [pAnd]
		79	mov eax, [eax]
		80	bswap eax
		81	mov [counter], 32
2430	mario79	82	;--------------------------------------
		83	align 4
2288	clevermous	84	@@:
		85	xor edx, edx
		86	shl eax, 1
		87	setc dl
		88	dec edx
		89
		90	xor ecx, ecx
		91	shl ebx, 1
		92	setc cl
		93	mov ecx, [esi+ecx*4]
		94	and ecx, edx
		95	and edx, 0xFF000000
		96	or edx, ecx
		97	mov [edi], edx
		98
		99	add edi, 4
		100	dec [counter]
		101	jnz @B
		102
		103	add [pBits], 4
		104	add [pAnd], 4
		105	mov edi, [rBase]
		106	sub edi, 128
		107	mov [rBase], edi
		108	sub [height], 1
		109	jnz .l21
		110	ret
2430	mario79	111	;--------------------------------------
		112	align 4
2288	clevermous	113	.img_4:
		114	add eax, [esi]
		115	mov [pQuad], eax
		116	add eax, 64
		117	mov [pBits], eax
		118	add eax, 0x200
		119	mov [pAnd], eax
		120	mov eax, [esi+4]
		121	mov [width], eax
		122	mov ebx, [esi+8]
		123	shr ebx, 1
		124	mov [height], ebx
		125
		126	mov edi, [dst]
		127	add edi, 32314
		128	mov [rBase], edi
		129
		130	mov esi, [pQuad]
		131	mov ebx, [pBits]
2430	mario79	132	;--------------------------------------
		133	align 4
2288	clevermous	134	.l4:
		135	mov eax, [pAnd]
		136	mov eax, [eax]
		137	bswap eax
		138	mov [counter], 16
2430	mario79	139	;--------------------------------------
		140	align 4
2288	clevermous	141	@@:
		142	xor edx, edx
		143	shl eax, 1
		144	setc dl
		145	dec edx
		146
		147	movzx ecx, byte [ebx]
		148	and cl, 0xF0
		149	shr ecx, 2
		150	mov ecx, [esi+ecx]
		151	and ecx, edx
		152	and edx, 0xFF000000
		153	or edx, ecx
		154	mov [edi], edx
		155
		156	xor edx, edx
		157	shl eax, 1
		158	setc dl
		159	dec edx
		160
		161	movzx ecx, byte [ebx]
		162	and cl, 0x0F
		163	mov ecx, [esi+ecx*4]
		164	and ecx, edx
		165	and edx, 0xFF000000
		166	or edx, ecx
		167	mov [edi+4], edx
		168
		169	inc ebx
		170	add edi, 8
		171	dec [counter]
		172	jnz @B
		173
		174	add [pAnd], 4
		175	mov edi, [rBase]
		176	sub edi, 128
		177	mov [rBase], edi
		178	sub [height], 1
		179	jnz .l4
		180	ret
2430	mario79	181	;--------------------------------------
		182	align 4
2288	clevermous	183	.img_8:
		184	add eax, [esi]
		185	mov [pQuad], eax
		186	add eax, 1024
		187	mov [pBits], eax
		188	add eax, 1024
		189	mov [pAnd], eax
		190	mov eax, [esi+4]
		191	mov [width], eax
		192	mov ebx, [esi+8]
		193	shr ebx, 1
		194	mov [height], ebx
		195
		196	mov edi, [dst]
		197	add edi, 32314
		198	mov [rBase], edi
		199
		200	mov esi, [pQuad]
		201	mov ebx, [pBits]
2430	mario79	202	;--------------------------------------
		203	align 4
2288	clevermous	204	.l81:
		205	mov eax, [pAnd]
		206	mov eax, [eax]
		207	bswap eax
		208	mov [counter], 32
2430	mario79	209	;--------------------------------------
		210	align 4
2288	clevermous	211	@@:
		212	xor edx, edx
		213	shl eax, 1
		214	setc dl
		215	dec edx
		216
		217	movzx ecx, byte [ebx]
		218	mov ecx, [esi+ecx*4]
		219	and ecx, edx
		220	and edx, 0xFF000000
		221	or edx, ecx
		222	mov [edi], edx
		223
		224	inc ebx
		225	add edi, 4
		226	dec [counter]
		227	jnz @B
		228
		229	add [pAnd], 4
		230	mov edi, [rBase]
		231	sub edi, 128
		232	mov [rBase], edi
		233	sub [height], 1
		234	jnz .l81
		235	ret
2430	mario79	236	;--------------------------------------
		237	align 4
2288	clevermous	238	.img_24:
		239	add eax, [esi]
		240	mov [pQuad], eax
		241	add eax, 0xC00
		242	mov [pAnd], eax
2384	hidnplayr	243	mov eax, [esi+BITMAPINFOHEADER.Width]
2288	clevermous	244	mov [width], eax
2384	hidnplayr	245	mov ebx, [esi+BITMAPINFOHEADER.Height]
2288	clevermous	246	shr ebx, 1
		247	mov [height], ebx
		248
		249	mov edi, [dst]
		250	add edi, 32314
		251	mov [rBase], edi
		252
		253	mov esi, [pAnd]
		254	mov ebx, [pQuad]
2430	mario79	255	;--------------------------------------
		256	align 4
2288	clevermous	257	.row_24:
		258	mov eax, [esi]
		259	bswap eax
		260	mov [counter], 32
2430	mario79	261	;--------------------------------------
		262	align 4
2288	clevermous	263	@@:
		264	xor edx, edx
		265	shl eax, 1
		266	setc dl
		267	dec edx
		268
		269	mov ecx, [ebx]
		270	and ecx, 0x00FFFFFF
		271	and ecx, edx
		272	and edx, 0xFF000000
		273	or edx, ecx
		274	mov [edi], edx
		275	add ebx, 3
		276	add edi, 4
		277	dec [counter]
		278	jnz @B
		279
		280	add esi, 4
		281	mov edi, [rBase]
		282	sub edi, 128
		283	mov [rBase], edi
		284	sub [height], 1
		285	jnz .row_24
		286	ret
		287	endp
2430	mario79	288	;------------------------------------------------------------------------------
2288	clevermous	289	align 4
		290	proc set_cursor stdcall, hcursor:dword
		291	mov eax, [hcursor]
		292	cmp [eax+CURSOR.magic], 'CURS'
		293	jne .fail
		294	; cmp [eax+CURSOR.size], CURSOR_SIZE
		295	; jne .fail
		296	mov ebx, [current_slot]
		297	xchg eax, [ebx+APPDATA.cursor]
4507	lev	298	jmp .end
2430	mario79	299	;--------------------------------------
		300	align 4
2288	clevermous	301	.fail:
		302	mov eax, [def_cursor]
		303	mov ebx, [current_slot]
		304	xchg eax, [ebx+APPDATA.cursor]
4507	lev	305	align 4
		306	.end:
		307	mov [redrawmouse_unconditional], 1
5350	serge	308	call __sys_draw_pointer
2288	clevermous	309	ret
		310	endp
2430	mario79	311	;------------------------------------------------------------------------------
		312	align 4
2288	clevermous	313	; param
		314	; eax= pid
		315	; ebx= src
		316	; ecx= flags
		317
		318	create_cursor:
		319	.src equ esp
		320	.flags equ esp+4
		321	.hcursor equ esp+8
		322
		323	sub esp, 4 ;space for .hcursor
		324	push ecx
		325	push ebx
		326
		327	mov ebx, eax
2384	hidnplayr	328	mov eax, sizeof.CURSOR
2288	clevermous	329	call create_kernel_object
		330	test eax, eax
		331	jz .fail
		332
		333	mov [.hcursor], eax
		334
		335	xor ebx, ebx
		336	mov [eax+CURSOR.magic], 'CURS'
		337	mov [eax+CURSOR.destroy], destroy_cursor
		338	mov [eax+CURSOR.hot_x], ebx
		339	mov [eax+CURSOR.hot_y], ebx
		340
		341	stdcall kernel_alloc, 0x1000
		342	test eax, eax
		343	jz .fail
		344
		345	mov edi, [.hcursor]
		346	mov [edi+CURSOR.base], eax
		347
		348	mov esi, [.src]
		349	mov ebx, [.flags]
		350	cmp bx, LOAD_INDIRECT
		351	je .indirect
		352
		353	movzx ecx, word [esi+10]
		354	movzx edx, word [esi+12]
		355	mov [edi+CURSOR.hot_x], ecx
		356	mov [edi+CURSOR.hot_y], edx
		357
		358	stdcall init_cursor, eax, esi
		359
2473	Serge	360	align 4
		361	.add_cursor:
2337	Serge	362	mov ecx, [.hcursor]
		363	lea ecx, [ecx+CURSOR.list_next]
2288	clevermous	364	lea edx, [_display.cr_list.next]
		365
		366	pushfd
		367	cli
2337	Serge	368	list_add ecx, edx ;list_add_tail(new, head)
2288	clevermous	369	popfd
		370
		371	mov eax, [.hcursor]
		372	cmp [_display.init_cursor], 0
		373	je .fail
		374
		375	push eax
		376	call [_display.init_cursor]
		377	add esp, 4
		378
		379	mov eax, [.hcursor]
2430	mario79	380	;--------------------------------------
		381	align 4
2288	clevermous	382	.fail:
		383	add esp, 12
		384	ret
2430	mario79	385	;--------------------------------------
		386	align 4
2288	clevermous	387	.indirect:
		388	shr ebx, 16
		389	movzx ecx, bh
		390	movzx edx, bl
2483	mario79	391	mov [edi+CURSOR.hot_x], ecx
		392	mov [edi+CURSOR.hot_y], edx
2288	clevermous	393
		394	xchg edi, eax
		395	mov ecx, 1024
		396	cld
		397	rep movsd
2473	Serge	398	jmp .add_cursor
2430	mario79	399	;------------------------------------------------------------------------------
2288	clevermous	400	align 4
		401	proc load_cursor stdcall, src:dword, flags:dword
		402	locals
		403	handle dd ?
		404	endl
		405
		406	xor eax, eax
		407	cmp [create_cursor], eax
		408	je .fail2
		409
		410	mov [handle], eax
		411	cmp word [flags], LOAD_FROM_FILE
		412	jne @F
		413
		414	stdcall load_file, [src]
		415	test eax, eax
		416	jz .fail
		417	mov [src], eax
2430	mario79	418	;--------------------------------------
		419	align 4
2288	clevermous	420	@@:
		421	push ebx
		422	push esi
		423	push edi
		424
		425	mov eax, [CURRENT_TASK]
		426	shl eax, 5
		427	mov eax, [CURRENT_TASK+eax+4]
		428	mov ebx, [src]
		429	mov ecx, [flags]
		430	call create_cursor ;eax, ebx, ecx
		431	mov [handle], eax
		432
		433	cmp word [flags], LOAD_FROM_FILE
		434	jne .exit
		435	stdcall kernel_free, [src]
2430	mario79	436	;--------------------------------------
		437	align 4
2288	clevermous	438	.exit:
		439	pop edi
		440	pop esi
		441	pop ebx
2430	mario79	442	;--------------------------------------
		443	align 4
2288	clevermous	444	.fail:
		445	mov eax, [handle]
2430	mario79	446	;--------------------------------------
		447	align 4
2288	clevermous	448	.fail2:
		449	ret
		450	endp
2430	mario79	451	;------------------------------------------------------------------------------
2288	clevermous	452	align 4
		453	proc delete_cursor stdcall, hcursor:dword
		454
3069	serge	455	; DEBUGF 1,'K : delete_cursor %x\n', [hcursor]
		456
2288	clevermous	457	mov esi, [hcursor]
3069	serge	458
2288	clevermous	459	cmp [esi+CURSOR.magic], 'CURS'
		460	jne .fail
		461
		462	mov ebx, [CURRENT_TASK]
		463	shl ebx, 5
		464	mov ebx, [CURRENT_TASK+ebx+4]
		465	cmp ebx, [esi+CURSOR.pid]
		466	jne .fail
		467
		468	mov ebx, [current_slot]
		469	cmp esi, [ebx+APPDATA.cursor]
		470	jne @F
		471	mov eax, [def_cursor]
		472	mov [ebx+APPDATA.cursor], eax
2430	mario79	473	;--------------------------------------
		474	align 4
2288	clevermous	475	@@:
		476	mov eax, [hcursor]
		477	call [eax+APPOBJ.destroy]
2430	mario79	478	;--------------------------------------
		479	align 4
2288	clevermous	480	.fail:
		481	ret
		482	endp
2430	mario79	483	;------------------------------------------------------------------------------
		484	align 4
2288	clevermous	485	; param
		486	; eax= cursor
		487	destroy_cursor:
		488
		489	push eax
		490	stdcall kernel_free, [eax+CURSOR.base]
2337	Serge	491
		492	mov eax, [esp]
		493	lea eax, [eax+CURSOR.list_next]
		494
		495	pushfd
		496	cli
		497	list_del eax
		498	popfd
		499
2288	clevermous	500	pop eax
		501	call destroy_kernel_object
		502	ret
2430	mario79	503	;------------------------------------------------------------------------------
2288	clevermous	504	align 4
		505	select_cursor:
		506	mov eax, [esp+4]
		507	mov [_display.cursor], eax
		508	ret 4
2430	mario79	509	;------------------------------------------------------------------------------
2288	clevermous	510	align 4
		511	proc restore_24 stdcall, x:dword, y:dword
		512
		513	push ebx
		514
		515	mov ebx, [cur_saved_base]
		516	mov edx, [cur.h]
		517	test edx, edx
		518	jz .ret
		519
		520	push esi
		521	push edi
		522
		523	mov esi, cur_saved_data
		524	mov ecx, [cur.w]
		525	lea ecx, [ecx+ecx*2]
		526	push ecx
2430	mario79	527	;--------------------------------------
		528	align 4
2288	clevermous	529	@@:
		530	mov edi, ebx
5351	serge	531	add ebx, [_display.lfb_pitch]
2288	clevermous	532
		533	mov ecx, [esp]
		534	rep movsb
		535	dec edx
		536	jnz @B
		537
		538	pop ecx
		539	pop edi
		540	pop esi
2430	mario79	541	;--------------------------------------
		542	align 4
2288	clevermous	543	.ret:
		544	pop ebx
		545	ret
		546	endp
2430	mario79	547	;------------------------------------------------------------------------------
2288	clevermous	548	align 4
		549	proc restore_32 stdcall, x:dword, y:dword
		550
		551	push ebx
		552
		553	mov ebx, [cur_saved_base]
		554	mov edx, [cur.h]
		555	test edx, edx
		556	jz .ret
		557
		558	push esi
		559	push edi
		560
		561	mov esi, cur_saved_data
2430	mario79	562	;--------------------------------------
		563	align 4
2288	clevermous	564	@@:
		565	mov edi, ebx
5351	serge	566	add ebx, [_display.lfb_pitch]
2288	clevermous	567
		568	mov ecx, [cur.w]
		569	rep movsd
		570	dec edx
		571	jnz @B
		572
		573	pop edi
2430	mario79	574	;--------------------------------------
		575	align 4
2288	clevermous	576	.ret:
		577	pop esi
		578	pop ebx
		579	ret
		580	endp
2430	mario79	581	;------------------------------------------------------------------------------
2288	clevermous	582	align 4
5154	hidnplayr	583	proc restore_16 stdcall, x:dword, y:dword
		584
		585	push ebx
		586
		587	mov ebx, [cur_saved_base]
		588	mov edx, [cur.h]
		589	test edx, edx
		590	jz .ret
		591
		592	push esi
		593	push edi
		594
		595	mov esi, cur_saved_data
		596	;--------------------------------------
		597	align 4
		598	@@:
		599	mov edi, ebx
5351	serge	600	add ebx, [_display.lfb_pitch]
5154	hidnplayr	601
		602	mov ecx, [cur.w]
		603	rep movsw
		604	dec edx
		605	jnz @B
		606
		607	pop edi
		608	;--------------------------------------
		609	align 4
		610	.ret:
		611	pop esi
		612	pop ebx
		613	ret
		614	endp
		615	;------------------------------------------------------------------------------
		616	align 4
2288	clevermous	617	proc move_cursor_24 stdcall, hcursor:dword, x:dword, y:dword
		618	locals
		619	h dd ?
		620	_dx dd ?
		621	_dy dd ?
		622	endl
		623
		624	mov esi, [hcursor]
		625	mov ecx, [x]
		626	mov eax, [y]
2446	mario79	627	; mov ebx, [BytesPerScanLine]
2288	clevermous	628
		629	xor edx, edx
		630	sub ecx, [esi+CURSOR.hot_x]
		631	lea ebx, [ecx+32-1]
		632	mov [x], ecx
		633	sets dl
		634	dec edx
		635	and ecx, edx ;clip x to 0<=x
		636	mov [cur.left], ecx
		637	mov edi, ecx
		638	sub edi, [x]
		639	mov [_dx], edi
		640
		641	xor edx, edx
		642	sub eax, [esi+CURSOR.hot_y]
		643	lea edi, [eax+32-1]
		644	mov [y], eax
		645	sets dl
		646	dec edx
		647	and eax, edx ;clip y to 0<=y
		648	mov [cur.top], eax
		649	mov edx, eax
		650	sub edx, [y]
		651	mov [_dy], edx
		652
2446	mario79	653	; mul dword [BytesPerScanLine]
2480	mario79	654	mov eax, [BPSLine_calc_area+eax*4]
2288	clevermous	655	lea edx, [LFB_BASE+ecx*3]
		656	add edx, eax
		657	mov [cur_saved_base], edx
		658
5350	serge	659	cmp ebx, [_display.width]
		660	jb @F
		661	mov ebx, [_display.width]
2430	mario79	662	;--------------------------------------
		663	align 4
2288	clevermous	664	@@:
5350	serge	665	cmp edi, [_display.height]
		666	jb @F
		667	mov edi, [_display.height]
2430	mario79	668	;--------------------------------------
		669	align 4
2288	clevermous	670	@@:
		671
		672	sub ebx, [x]
		673	sub edi, [y]
2576	mario79	674	sub ebx, [_dx]
		675	sub edi, [_dy]
2288	clevermous	676
		677	mov [cur.w], ebx
		678	mov [cur.h], edi
		679	mov [h], edi
		680
		681	mov eax, edi
		682	mov edi, cur_saved_data
2430	mario79	683	;--------------------------------------
		684	align 4
2288	clevermous	685	@@:
		686	mov esi, edx
5351	serge	687	add edx, [_display.lfb_pitch]
2288	clevermous	688	mov ecx, [cur.w]
		689	lea ecx, [ecx+ecx*2]
		690	rep movsb
		691	dec eax
		692	jnz @B
		693
		694	;draw cursor
		695	mov ebx, [cur_saved_base]
		696	mov eax, [_dy]
		697	shl eax, 5
		698	add eax, [_dx]
		699
		700	mov esi, [hcursor]
		701	mov esi, [esi+CURSOR.base]
		702	lea edx, [esi+eax*4]
2430	mario79	703	;--------------------------------------
		704	align 4
2288	clevermous	705	.row:
		706	mov ecx, [cur.w]
		707	mov esi, edx
		708	mov edi, ebx
		709	add edx, 32*4
5351	serge	710	add ebx, [_display.lfb_pitch]
2430	mario79	711	;--------------------------------------
		712	align 4
2288	clevermous	713	.pix:
		714	lodsd
		715	test eax, 0xFF000000
		716	jz @F
		717	mov [edi], ax
		718	shr eax, 16
		719	mov [edi+2], al
2430	mario79	720	;--------------------------------------
		721	align 4
2288	clevermous	722	@@:
		723	add edi, 3
		724	dec ecx
		725	jnz .pix
		726
		727	dec [h]
		728	jnz .row
		729	ret
		730	endp
2430	mario79	731	;------------------------------------------------------------------------------
2288	clevermous	732	align 4
		733	proc move_cursor_32 stdcall, hcursor:dword, x:dword, y:dword
		734	locals
		735	h dd ?
		736	_dx dd ?
		737	_dy dd ?
		738	endl
		739
		740	mov esi, [hcursor]
		741	mov ecx, [x]
		742	mov eax, [y]
		743
		744	xor edx, edx
		745	sub ecx, [esi+CURSOR.hot_x]
		746	lea ebx, [ecx+32-1]
		747	mov [x], ecx
		748	sets dl
		749	dec edx
		750	and ecx, edx ;clip x to 0<=x
		751	mov [cur.left], ecx
		752	mov edi, ecx
		753	sub edi, [x]
		754	mov [_dx], edi
		755
		756	xor edx, edx
		757	sub eax, [esi+CURSOR.hot_y]
		758	lea edi, [eax+32-1]
		759	mov [y], eax
		760	sets dl
		761	dec edx
		762	and eax, edx ;clip y to 0<=y
		763	mov [cur.top], eax
		764	mov edx, eax
		765	sub edx, [y]
		766	mov [_dy], edx
		767
2446	mario79	768	; mul dword [BytesPerScanLine]
2480	mario79	769	mov eax, [BPSLine_calc_area+eax*4]
2288	clevermous	770	lea edx, [LFB_BASE+eax+ecx*4]
		771	mov [cur_saved_base], edx
		772
5350	serge	773	cmp ebx, [_display.width]
		774	jb @F
		775	mov ebx, [_display.width]
2430	mario79	776	;--------------------------------------
		777	align 4
2288	clevermous	778	@@:
5350	serge	779	cmp edi, [_display.height]
		780	jb @F
		781	mov edi, [_display.height]
2430	mario79	782	;--------------------------------------
		783	align 4
2288	clevermous	784	@@:
		785	sub ebx, [x]
		786	sub edi, [y]
2576	mario79	787	sub ebx, [_dx]
		788	sub edi, [_dy]
2288	clevermous	789
		790	mov [cur.w], ebx
		791	mov [cur.h], edi
		792	mov [h], edi
		793
		794	mov eax, edi
		795	mov edi, cur_saved_data
2430	mario79	796	;--------------------------------------
		797	align 4
2288	clevermous	798	@@:
		799	mov esi, edx
5351	serge	800	add edx, [_display.lfb_pitch]
2288	clevermous	801	mov ecx, [cur.w]
		802	rep movsd
		803	dec eax
		804	jnz @B
		805
		806	;draw cursor
		807	mov ebx, [cur_saved_base]
		808	mov eax, [_dy]
		809	shl eax, 5
		810	add eax, [_dx]
		811
		812	mov esi, [hcursor]
		813	mov esi, [esi+CURSOR.base]
		814	lea edx, [esi+eax*4]
2430	mario79	815	;--------------------------------------
		816	align 4
2288	clevermous	817	.row:
		818	mov ecx, [cur.w]
		819	mov esi, edx
		820	mov edi, ebx
		821	add edx, 32*4
5351	serge	822	add ebx, [_display.lfb_pitch]
2430	mario79	823	;--------------------------------------
		824	align 4
2288	clevermous	825	.pix:
		826	lodsd
		827	test eax, 0xFF000000
		828	jz @F
		829	mov [edi], eax
2430	mario79	830	;--------------------------------------
		831	align 4
2288	clevermous	832	@@:
		833	add edi, 4
		834	dec ecx
		835	jnz .pix
		836
		837	dec [h]
		838	jnz .row
		839	ret
		840	endp
2430	mario79	841	;------------------------------------------------------------------------------
		842	align 4
5154	hidnplayr	843	proc move_cursor_16 stdcall, hcursor:dword, x:dword, y:dword
		844	locals
		845	h dd ?
		846	_dx dd ?
		847	_dy dd ?
		848	endl
		849
		850	mov esi, [hcursor]
		851	mov ecx, [x]
		852	mov eax, [y]
		853
		854	xor edx, edx
		855	sub ecx, [esi+CURSOR.hot_x]
		856	lea ebx, [ecx+32-1]
		857	mov [x], ecx
		858	sets dl
		859	dec edx
		860	and ecx, edx ;clip x to 0<=x
		861	mov [cur.left], ecx
		862	mov edi, ecx
		863	sub edi, [x]
		864	mov [_dx], edi
		865
		866	xor edx, edx
		867	sub eax, [esi+CURSOR.hot_y]
		868	lea edi, [eax+32-1]
		869	mov [y], eax
		870	sets dl
		871	dec edx
		872	and eax, edx ;clip y to 0<=y
		873	mov [cur.top], eax
		874	mov edx, eax
		875	sub edx, [y]
		876	mov [_dy], edx
		877
		878	; mul dword [BytesPerScanLine]
		879	mov eax, [BPSLine_calc_area+eax*4]
		880	lea edx, [LFB_BASE+eax+ecx*2]
		881	mov [cur_saved_base], edx
		882
5350	serge	883	cmp ebx, [_display.width]
		884	jb @F
		885	mov ebx, [_display.width]
5154	hidnplayr	886	;--------------------------------------
		887	align 4
		888	@@:
5350	serge	889	cmp edi, [_display.height]
		890	jb @F
		891	mov edi, [_display.height]
5154	hidnplayr	892	;--------------------------------------
		893	align 4
		894	@@:
		895	sub ebx, [x]
		896	sub edi, [y]
		897	sub ebx, [_dx]
		898	sub edi, [_dy]
		899
		900	mov [cur.w], ebx
		901	mov [cur.h], edi
		902	mov [h], edi
		903
		904	mov eax, edi
		905	mov edi, cur_saved_data
		906	;--------------------------------------
		907	align 4
		908	@@:
		909	mov esi, edx
5351	serge	910	add edx, [_display.lfb_pitch]
5154	hidnplayr	911	mov ecx, [cur.w]
		912
		913	rep movsw
		914	dec eax
		915	jnz @B
		916
		917	;draw cursor
		918	mov ebx, [cur_saved_base]
		919	mov eax, [_dy]
		920	shl eax, 5
		921	add eax, [_dx]
		922
		923	mov esi, [hcursor]
		924	mov esi, [esi+CURSOR.base]
		925	lea edx, [esi+eax*4]
		926	;--------------------------------------
		927	align 4
		928	.row:
		929	mov ecx, [cur.w]
		930	mov esi, edx
		931	mov edi, ebx
		932	add edx, 32*4
5351	serge	933	add ebx, [_display.lfb_pitch]
5154	hidnplayr	934	;--------------------------------------
		935	align 4
		936	.pix:
		937	lodsd
		938	test eax, 0xFF000000
		939	jz @F
		940	; convert to 16 bpp and store to real LFB
		941	and eax, 00000000111110001111110011111000b
		942	shr ah, 2
		943	shr ax, 3
		944	ror eax, 8
		945	add al, ah
		946	rol eax, 8
		947	mov [edi], ax
		948	;--------------------------------------
		949	align 4
		950	@@:
		951	add edi, 2
		952	dec ecx
		953	jnz .pix
		954
		955	dec [h]
		956	jnz .row
		957	ret
		958	endp
		959	;------------------------------------------------------------------------------
		960	align 4
2430	mario79	961	check_mouse_area_for_getpixel_new:
		962	; in:
		963	; eax = x
		964	; ebx = y
		965	; out:
		966	; ecx = new color
		967	;--------------------------------------
		968	; check for Y
		969	cmp bx, [Y_UNDER_subtraction_CUR_hot_y]
		970	jb .no_mouse_area
2288	clevermous	971
2430	mario79	972	cmp bx, [Y_UNDER_sub_CUR_hot_y_add_curh]
		973	jae .no_mouse_area
		974	;--------------------------------------
		975	; check for X
		976	cmp ax, [X_UNDER_subtraction_CUR_hot_x]
		977	jb .no_mouse_area
2288	clevermous	978
2430	mario79	979	cmp ax, [X_UNDER_sub_CUR_hot_x_add_curh]
		980	jae .no_mouse_area
		981	;--------------------------------------
		982	push eax ebx
		983	; offset X
2575	mario79	984	movzx ecx, word [X_UNDER_subtraction_CUR_hot_x]
2430	mario79	985	sub eax, ecx ; x1
		986	; offset Y
2575	mario79	987	movzx ecx, word [Y_UNDER_subtraction_CUR_hot_y]
2430	mario79	988	sub ebx, ecx ; y1
		989	;--------------------------------------
		990	; ebx = offset y
		991	; eax = offset x
		992	imul ebx, [cur.w] ;y
		993	add eax, ebx
		994	mov ebx, eax
		995	shl eax, 2
5154	hidnplayr	996	cmp byte [_display.bits_per_pixel], 32
2430	mario79	997	je @f
		998	sub eax, ebx
5154	hidnplayr	999	cmp byte [_display.bits_per_pixel], 24
		1000	je @f
		1001	sub eax, ebx
2430	mario79	1002	;--------------------------------------
2288	clevermous	1003	align 4
2430	mario79	1004	@@:
		1005	add eax, cur_saved_data
		1006	mov ecx, [eax]
		1007	and ecx, 0xffffff
		1008	add ecx, 0xff000000
		1009	pop ebx eax
		1010	ret
		1011	;--------------------------------------
		1012	align 4
		1013	.no_mouse_area:
		1014	xor ecx, ecx
		1015	ret
		1016	;-----------------------------------------------------------------------------
		1017	align 4
		1018	check_mouse_area_for_putpixel_new:
		1019	; in:
		1020	; ecx = x shl 16 + y
		1021	; eax = color
		1022	; out:
		1023	; eax = new color
		1024	;--------------------------------------
		1025	; check for Y
		1026	cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh]
		1027	jae .no_mouse_area
		1028
2575	mario79	1029	sub cx, [Y_UNDER_subtraction_CUR_hot_y]
		1030	jb .no_mouse_area
		1031
2430	mario79	1032	rol ecx, 16
		1033	;--------------------------------------
		1034	; check for X
2575	mario79	1035	cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh]
		1036	jae .no_mouse_area
		1037
		1038	sub cx, [X_UNDER_subtraction_CUR_hot_x]
2430	mario79	1039	jb .no_mouse_area
		1040
2575	mario79	1041	ror ecx, 16
2430	mario79	1042	;--------------------------------------
		1043	align 4
		1044	.1:
		1045	push eax
		1046	;--------------------------------------
		1047	; ecx = (offset x) shl 16 + (offset y)
		1048	push ebx
		1049	mov ebx, ecx
		1050	shr ebx, 16 ; x
		1051	and ecx, 0xffff ; y
2575	mario79	1052
		1053	cmp ecx, [cur.h]
		1054	jae @f
		1055
		1056	cmp ebx, [cur.w]
		1057	jb .ok
		1058	;--------------------------------------
		1059	align 4
		1060	@@:
		1061	; DEBUGF 1, "K : SHIT HAPPENS: %x %x \n", ecx,ebx
		1062	pop ebx
		1063	jmp .sh ; SORRY! SHIT HAPPENS!
		1064	;--------------------------------------
		1065	align 4
		1066	.ok:
2430	mario79	1067	; ecx = offset y
		1068	; ebx = offset x
		1069	push ebx ecx
		1070	imul ecx, [cur.w] ;y
		1071	add ecx, ebx
		1072	mov ebx, ecx
		1073	shl ecx, 2
5154	hidnplayr	1074	cmp byte [_display.bits_per_pixel], 16
		1075	je .16
		1076	cmp byte [_display.bits_per_pixel], 24
2430	mario79	1077	je .24
		1078	and eax, 0xFFFFFF
		1079	mov [ecx + cur_saved_data], eax ;store new color to
		1080	jmp @f
		1081	;--------------------------------------
		1082	align 4
5154	hidnplayr	1083	.16:
		1084	sub ecx, ebx
		1085	sub ecx, ebx
		1086	; convert to 16 bpp and store to real LFB
		1087	and eax, 00000000111110001111110011111000b
		1088	shr ah, 2
		1089	shr ax, 3
		1090	ror eax, 8
		1091	add al, ah
		1092	rol eax, 8
		1093	mov [ecx + cur_saved_data], ax ;store new color to
		1094	jmp @f
		1095	;--------------------------------------
		1096	align 4
2430	mario79	1097	.24:
		1098	sub ecx, ebx
		1099	mov [ecx + cur_saved_data], ax ;store new color to
		1100	shr eax, 16
		1101	mov [ecx + cur_saved_data + 2], al ;store new color to
		1102	;--------------------------------------
		1103	align 4
		1104	@@:
		1105	pop ecx ebx
		1106
		1107	shl ecx, 5
		1108	add ecx, ebx
		1109
		1110	mov eax, [current_cursor]
		1111	mov eax, [eax+CURSOR.base]
		1112	lea eax, [eax+ecx*4]
		1113	mov eax, [eax]
		1114
		1115	pop ebx
		1116
		1117	test eax, 0xFF000000
		1118	jz @f
		1119
2652	mario79	1120	add esp, 4
2430	mario79	1121	ret
		1122	;--------------------------------------
		1123	align 4
2575	mario79	1124	.sh:
		1125	mov ecx, -1
		1126	;--------------------------------------
		1127	align 4
2430	mario79	1128	@@:
		1129	pop eax
		1130	;--------------------------------------
		1131	align 4
		1132	.no_mouse_area:
		1133	ret
		1134	;------------------------------------------------------------------------------
		1135	align 4
2288	clevermous	1136	get_display:
		1137	mov eax, _display
		1138	ret
2430	mario79	1139	;------------------------------------------------------------------------------
2288	clevermous	1140	align 4
		1141	init_display:
		1142	xor eax, eax
		1143	mov edi, _display
		1144
		1145	mov [edi+display_t.init_cursor], eax
		1146	mov [edi+display_t.select_cursor], eax
		1147	mov [edi+display_t.show_cursor], eax
		1148	mov [edi+display_t.move_cursor], eax
		1149	mov [edi+display_t.restore_cursor], eax
		1150
		1151	lea ecx, [edi+display_t.cr_list.next]
		1152	mov [edi+display_t.cr_list.next], ecx
		1153	mov [edi+display_t.cr_list.prev], ecx
		1154
		1155	cmp [SCR_MODE], word 0x13
		1156	jbe .fail
		1157
		1158	test word [SCR_MODE], 0x4000
		1159	jz .fail
		1160
		1161	mov ebx, restore_32
		1162	mov ecx, move_cursor_32
3537	Serge	1163	mov edx, Vesa20_putpixel32_new
5154	hidnplayr	1164	mov eax, [_display.bits_per_pixel]
3537	Serge	1165	cmp al, 32
5154	hidnplayr	1166	jne .not_32bpp
2288	clevermous	1167
3537	Serge	1168	.set:
2288	clevermous	1169	mov [_display.select_cursor], select_cursor
		1170	mov [_display.move_cursor], ecx
		1171	mov [_display.restore_cursor], ebx
2430	mario79	1172	mov [_display.check_mouse], check_mouse_area_for_putpixel_new
		1173	mov [_display.check_m_pixel], check_mouse_area_for_getpixel_new
2288	clevermous	1174
2436	mario79	1175	cmp [PUTPIXEL], dword VGA_putpixel
		1176	je @f
3537	Serge	1177	mov [PUTPIXEL], edx
2436	mario79	1178	@@:
2497	mario79	1179	stdcall load_cursor, clock_arrow, dword LOAD_FROM_MEM
		1180	mov [def_cursor_clock], eax
2288	clevermous	1181	stdcall load_cursor, def_arrow, dword LOAD_FROM_MEM
		1182	mov [def_cursor], eax
		1183	ret
3537	Serge	1184
5154	hidnplayr	1185	.not_32bpp:
		1186	cmp al, 24
		1187	jne .not_24bpp
		1188
3537	Serge	1189	mov ebx, restore_24
		1190	mov ecx, move_cursor_24
		1191	mov edx, Vesa20_putpixel24_new
5154	hidnplayr	1192	jmp .set
3537	Serge	1193
5154	hidnplayr	1194	.not_24bpp:
		1195	cmp al, 16
		1196	jne .not_16bpp
		1197	mov ebx, restore_16
		1198	mov ecx, move_cursor_16
		1199	mov edx, Vesa20_putpixel16_new
		1200	jmp .set
		1201
		1202	.not_16bpp:
		1203	; cmp al, 15
		1204	; jne .fail
		1205	; mov ebx, restore_15
		1206	; mov ecx, move_cursor_15
		1207	; mov edx, Vesa20_putpixel15_new
		1208	; jmp .set
		1209
2288	clevermous	1210	.fail:
		1211	xor eax, eax
		1212	mov [_display.select_cursor], eax
		1213	mov [_display.move_cursor], eax
		1214	ret
2430	mario79	1215	;------------------------------------------------------------------------------
2288	clevermous	1216	align 4
		1217	def_arrow:
		1218	file 'arrow.cur'
2430	mario79	1219	;------------------------------------------------------------------------------
2497	mario79	1220	align 4
		1221	clock_arrow:
		1222	file 'arrow_clock.cur'
		1223	;------------------------------------------------------------------------------
2288	clevermous	1224

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(root)/kernel/trunk/video/cursors.inc – Rev 5351