head	1.2;
access;
symbols
	netbsd-5-2-3-RELEASE:1.1.1.1.2.1
	netbsd-5-1-5-RELEASE:1.1.1.1.2.1
	riastradh-xf86-video-intel-2-7-1-pre-2-21-15:1.2
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	netbsd-5:1.1.1.1.0.2
	netbsd-5-base:1.1.1.1
	MesaDemos-7-0-3:1.1.1.1
	xorg:1.1.1;
locks; strict;
comment	@# @;


1.2
date	2009.06.11.01.04.30;	author mrg;	state dead;
branches;
next	1.1;

1.1
date	2008.07.29.05.07.11;	author mrg;	state Exp;
branches
	1.1.1.1;
next	;

1.1.1.1
date	2008.07.29.05.07.11;	author mrg;	state Exp;
branches
	1.1.1.1.2.1;
next	;

1.1.1.1.2.1
date	2009.09.17.03.31.58;	author snj;	state dead;
branches;
next	;


desc
@@


1.2
log
@merge MesaDemos 7.4.2
@
text
@//
// Fragment shader for procedural bricks
//
// Authors: Dave Baldwin, Steve Koren, Randi Rost
//          based on a shader by Darwyn Peachey
//
// Copyright (c) 2002-2006 3Dlabs Inc. Ltd. 
//
// See 3Dlabs-License.txt for license information
//

uniform vec3  BrickColor, MortarColor;
uniform vec2  BrickSize;
uniform vec2  BrickPct;

varying vec2  MCposition;
varying float LightIntensity;

void main()
{
    vec3  color;
    vec2  position, useBrick;
    
    position = MCposition / BrickSize;

    if (fract(position.y * 0.5) > 0.5)
        position.x += 0.5;

    position = fract(position);

    useBrick = step(position, BrickPct);

    color  = mix(MortarColor, BrickColor, useBrick.x * useBrick.y);
    color *= LightIntensity;
    gl_FragColor = vec4(color, 1.0);
}
@


1.1
log
@Initial revision
@
text
@@


1.1.1.1
log
@initial import of MesaDemos-7.0.3
@
text
@@


1.1.1.1.2.1
log
@Apply patch (requested by mrg in ticket #958):
Bring over X.Org updates from HEAD.
@
text
@@