WebSVN – Kolibri OS – Blame – /programs/system/drivers/ati2d/curhelp.asm

Rev	Author	Line No.	Line
808	serge	1
		2
		3
		4
		5
		6
		7
		8	.biSize dd ? ; DWORD
		9	.biWidth dd ? ; LONG
		10	.biHeight dd ? ; LONG
		11	.biPlanes dw ? ; WORD
		12	.biBitCount dw ? ; WORD
		13	.biCompression dd ? ; DWORD
		14	.biSizeImage dd ? ; DWORD
		15	.biXPelsPerMeter dd ? ; LONG
		16	.biYPelsPerMeter dd ? ; LONG
		17	.biClrUsed dd ? ; DWORD
		18	.biClrImportant dd ? ; DWORD
		19	}
		20
		21
		22	BI BITMAPINFOHEADER
		23	end virtual
		24
		25
		26	public ___destroy_cursor
		27	public _copy_cursor@8
		28
		29
		30	extrn _destroy_cursor :dword
		31	extrn _tmp_cursor :dword
		32
		33
		34
		35
		36	___create_cursor:
		37	push ecx
		38	push ebx
		39	push eax
		40	call _create_cursor
		41	add esp, 12
		42	ret
		43	align 16
		44	___destroy_cursor:
		45	push eax
		46	call _destroy_cursor
		47	add esp, 4
		48	ret
		49	align 16
		50	proc _copy_cursor@8 stdcall, dst:dword, src:dword
		51	locals
		52	rBase dd ?
		53	pQuad dd ?
		54	pBits dd ?
		55	pAnd dd ?
		56	width dd ?
		57	height dd ?
		58	counter dd ?
		59	endl
		60
		61
		62	add esi,[esi+18]
		63	mov eax,esi
		64
		65
		66	je .img_24
		67	cmp [esi+BI.biBitCount], 8
		68	je .img_8
		69	cmp [esi+BI.biBitCount], 4
		70	je .img_4
		71
		72
		73	add eax, [esi]
		74	mov [pQuad],eax
		75	add eax,8
		76	mov [pBits],eax
		77	add eax, 128
		78	mov [pAnd],eax
		79	mov eax,[esi+4]
		80	mov [width],eax
		81	mov ebx,[esi+8]
		82	shr ebx,1
		83	mov [height],ebx
		84
		85
		86	add edi, 32314
		87	mov [rBase],edi
		88
		89
		90	.l21:
		91	mov ebx, [pBits]
		92	mov ebx, [ebx]
		93	bswap ebx
		94	mov eax, [pAnd]
		95	mov eax, [eax]
		96	bswap eax
		97	mov [counter], 32
		98	@@:
		99	xor edx, edx
		100	shl eax,1
		101	setc dl
		102	dec edx
		103
		104
		105	shl ebx,1
		106	setc cl
		107	mov ecx, [esi+ecx*4]
		108	and ecx, edx
		109	and edx, 0xFF000000
		110	or edx, ecx
		111	mov [edi], edx
		112
		113
		114	dec [counter]
		115	jnz @B
		116
		117
		118	add [pAnd], 4
		119	mov edi,[rBase]
		120	sub edi,128
		121	mov [rBase],edi
		122	sub [height],1
		123	jnz .l21
		124	jmp .copy
		125	.img_4:
		126	add eax, [esi]
		127	mov [pQuad],eax
		128	add eax,64
		129	mov [pBits],eax
		130	add eax, 0x200
		131	mov [pAnd],eax
		132	mov eax,[esi+4]
		133	mov [width],eax
		134	mov ebx,[esi+8]
		135	shr ebx,1
		136	mov [height],ebx
		137
		138
		139	add edi, 32314
		140	mov [rBase],edi
		141
		142
		143	mov ebx, [pBits]
		144	.l4:
		145	mov eax, [pAnd]
		146	mov eax, [eax]
		147	bswap eax
		148	mov [counter], 16
		149	@@:
		150	xor edx, edx
		151	shl eax,1
		152	setc dl
		153	dec edx
		154
		155
		156	and cl, 0xF0
		157	shr ecx, 2
		158	mov ecx, [esi+ecx]
		159	and ecx, edx
		160	and edx, 0xFF000000
		161	or edx, ecx
		162	mov [edi], edx
		163
		164
		165	shl eax,1
		166	setc dl
		167	dec edx
		168
		169
		170	and cl, 0x0F
		171	mov ecx, [esi+ecx*4]
		172	and ecx, edx
		173	and edx, 0xFF000000
		174	or edx, ecx
		175	mov [edi+4], edx
		176
		177
		178	add edi, 8
		179	dec [counter]
		180	jnz @B
		181
		182
		183	mov edi,[rBase]
		184	sub edi,128
		185	mov [rBase],edi
		186	sub [height],1
		187	jnz .l4
		188	jmp .copy
		189	.img_8:
		190	add eax, [esi]
		191	mov [pQuad],eax
		192	add eax,1024
		193	mov [pBits],eax
		194	add eax, 1024
		195	mov [pAnd],eax
		196	mov eax,[esi+4]
		197	mov [width],eax
		198	mov ebx,[esi+8]
		199	shr ebx,1
		200	mov [height],ebx
		201
		202
		203	add edi, 32314
		204	mov [rBase],edi
		205
		206
		207	mov ebx, [pBits]
		208	.l81:
		209	mov eax, [pAnd]
		210	mov eax, [eax]
		211	bswap eax
		212	mov [counter], 32
		213	@@:
		214	xor edx, edx
		215	shl eax,1
		216	setc dl
		217	dec edx
		218
		219
		220	mov ecx, [esi+ecx*4]
		221	and ecx, edx
		222	and edx, 0xFF000000
		223	or edx, ecx
		224	mov [edi], edx
		225
		226
		227	add edi, 4
		228	dec [counter]
		229	jnz @B
		230
		231
		232	mov edi,[rBase]
		233	sub edi,128
		234	mov [rBase],edi
		235	sub [height],1
		236	jnz .l81
		237	jmp .copy
		238	.img_24:
		239	add eax, [esi]
		240	mov [pQuad],eax
		241	add eax, 0xC00
		242	mov [pAnd],eax
		243	mov eax,[esi+BI.biWidth]
		244	mov [width],eax
		245	mov ebx,[esi+BI.biHeight]
		246	shr ebx,1
		247	mov [height],ebx
		248
		249
		250	add edi, 32314
		251	mov [rBase],edi
		252
		253
		254	mov ebx, [pQuad]
		255	.row_24:
		256	mov eax, [esi]
		257	bswap eax
		258	mov [counter], 32
		259	@@:
		260	xor edx, edx
		261	shl eax,1
		262	setc dl
		263	dec edx
		264
		265
		266	and ecx, 0x00FFFFFF
		267	and ecx, edx
		268	and edx, 0xFF000000
		269	or edx, ecx
		270	mov [edi], edx
		271	add ebx, 3
		272	add edi, 4
		273	dec [counter]
		274	jnz @B
		275
		276
		277	mov edi,[rBase]
		278	sub edi,128
		279	mov [rBase],edi
		280	sub [height],1
		281	jnz .row_24
		282	.copy:
		283	mov edi, [dst]
		284	mov ecx, 64*64
		285	xor eax,eax
		286	rep stosd
		287
		288
		289	mov edi, [dst]
		290	mov ebx, 32
		291	cld
		292	@@:
		293	mov ecx, 32
		294	rep movsd
		295	add edi, 128
		296	dec ebx
		297	jnz @B
		298	ret
		299	endp
		300
		301
		302	{
		303	mov op1, [edi+op2]
		304	}
		305
		306
		307	{
		308	mov dword [edi+dest], src
		309	}
		310
		311
		312	{;common object header
		313	.magic dd ? ;'CURS'
		314	.destroy dd ? ;internal destructor
		315	.fd dd ? ;next object in list
		316	.bk dd ? ;prev object in list
		317	.pid dd ? ;owner id
		318
		319
		320	.base dd ? ;allocated memory
		321	.hot_x dd ? ;hotspot coords
		322	.hot_y dd ?
		323	}
		324	virtual at 0
		325	CURSOR CURSOR
		326	end virtual
		327
		328
		329	align 4
		330	proc _r500_SelectCursor@4 stdcall,hcursor:dword
		331
		332
		333	mov edi, [_rhd]
		334
		335
		336	sub edx, [_rhd+3*4]
		337	add edx, [_rhd+5*4]
		338	mov [edi+0x6408], edx
		339
		340
		341	shl eax, 16
		342	mov ax, word [ecx+CURSOR.hot_y]
		343	mov [edi+0x6418], eax
		344	ret
		345	endp
		346
		347
		348	align 4
		349	proc _r500_SetCursor@12 stdcall, hcursor:dword, x:dword, y:dword
		350	pushfd
		351	cli
		352
		353
		354
		355
		356	shl eax, 16
		357	mov ax, word [y]
		358
		359
		360	or dword [edx+0x6400], 1
		361
		362
		363	ret
		364	endp
		365

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(root)/programs/system/drivers/ati2d/curhelp.asm @ 868 – Rev 808