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	src-current-2019-03-18:1.1.1.1
	NetBSD:1.1.1;
locks; strict;
comment	@# @;


1.1
date	2019.05.10.06.22.22;	author mrg;	state Exp;
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	1.1.1.1;
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commitid	NVvVabT92hhUGCmB;

1.1.1.1
date	2019.05.10.06.22.22;	author mrg;	state Exp;
branches;
next	;
commitid	NVvVabT92hhUGCmB;


desc
@@



1.1
log
@Initial revision
@
text
@/*
 * Copyright © 2006 Intel Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 *
 * Authors:
 *    Wang Zhenyu <zhenyu.z.wang@@intel.com>
 *    Keith Packard <keithp@@keithp.com>
 */

/* Sample the mask surface */

include(`exa_wm.g4i')

/* prepare sampler read back gX register, which would be written back to output */

/* use simd16 sampler, param 0 is u, param 1 is v. */
/* 'payload' loading, assuming tex coord start from g4 */

/* load argb */
mov (1) g0.8<1>UD	0x00000000UD { align1 mask_disable };
mov (8) mask_msg<1>UD g0<8,8,1>UD { align1 }; /* copy to msg start reg*/

/* mask_msg will be copied with g0, as it contains send desc */
/* emit sampler 'send' cmd */
send (16) mask_msg_ind		/* msg reg index */
	mask_sample_base<1>UW 	/* readback */
	null
	sampler (2,1,F)		/* sampler message description, (binding_table,sampler_index,datatype)
				/* here(src->dst) we should use src_sampler and src_surface */
	mlen 5 rlen 8 { align1 };   /* required message len 5, readback len 8 */

@


1.1.1.1
log
@import our slightly older intel xf86 driver as "intel-2014".
this driver works better on older systems, but doesn't support
gen9 as well.
@
text
@@