--- /dev/null
+From ea966884e39aae9571c038fab55f3c1663d17850 Mon Sep 17 00:00:00 2001
+From: Fabio Berton <fabio.berton@ossystems.com.br>
+Date: Wed, 12 Jun 2019 13:40:20 -0300
+Subject: [PATCH] meson.build: check for all linux host_os combinations
+Organization: O.S. Systems Software LTDA.
+
+Make sure that we are also looking for our host_os combinations like
+linux-musl etc. when assuming support for DRM/KMS.
+
+Also delete a duplicate line.
+
+Upstream-Status: Pending
+
+Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>
+Signed-off-by: Fabio Berton <fabio.berton@ossystems.com.br>
+Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
+---
+ meson.build | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/meson.build b/meson.build
+index 567a81afd6f..b33b430aed4 100644
+--- a/meson.build
++++ b/meson.build
+@@ -107,7 +107,7 @@ with_any_opengl = with_opengl or with_gles1 or with_gles2
+ # Only build shared_glapi if at least one OpenGL API is enabled
+ with_shared_glapi = get_option('shared-glapi') and with_any_opengl
+
+-system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'gnu/kfreebsd', 'dragonfly', 'linux'].contains(host_machine.system())
++system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly'].contains(host_machine.system()) or host_machine.system().startswith('linux')
+
+ dri_drivers = get_option('dri-drivers')
+ if dri_drivers.contains('auto')
+@@ -845,7 +845,7 @@ if cc.compiles('int foo(void) __attribute__((__noreturn__));',
+ endif
+
+ # TODO: this is very incomplete
+-if ['linux', 'cygwin', 'gnu', 'gnu/kfreebsd'].contains(host_machine.system())
++if ['cygwin', 'gnu', 'gnu/kfreebsd'].contains(host_machine.system()) or host_machine.system().startswith('linux')
+ pre_args += '-D_GNU_SOURCE'
+ endif
+
--- /dev/null
+From cee8e48c5344124e5d84307cb0c48ee0c9b3e684 Mon Sep 17 00:00:00 2001
+From: Fabio Berton <fabio.berton@ossystems.com.br>
+Date: Wed, 12 Jun 2019 14:15:57 -0300
+Subject: [PATCH] meson.build: make TLS GLX optional again
+Organization: O.S. Systems Software LTDA.
+
+This was optional with autotools, and needs to be disabled
+when using musl C library, for instance.
+
+Upstream-Status: Pending
+
+Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
+Signed-off-by: Fabio Berton <fabio.berton@ossystems.com.br>
+Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
+---
+ meson.build | 4 +++-
+ meson_options.txt | 7 +++++++
+ 2 files changed, 10 insertions(+), 1 deletion(-)
+
+diff --git a/meson.build b/meson.build
+index b33b430aed4..0e50bb26c0a 100644
+--- a/meson.build
++++ b/meson.build
+@@ -369,7 +369,9 @@ if with_egl and not (with_platform_drm or with_platform_surfaceless or with_plat
+ endif
+ endif
+
+-pre_args += '-DGLX_USE_TLS'
++if get_option('glx-tls')
++ pre_args += '-DGLX_USE_TLS'
++endif
+ if with_glx != 'disabled'
+ if not (with_platform_x11 and with_any_opengl)
+ error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
+diff --git a/meson_options.txt b/meson_options.txt
+index 1f72faabee8..fcd49efea27 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -339,6 +339,13 @@ option(
+ value : true,
+ description : 'Enable direct rendering in GLX and EGL for DRI',
+ )
++option(
++ 'glx-tls',
++ type : 'boolean',
++ value : true,
++ description : 'Enable TLS support in GLX',
++)
++
+ option(
+ 'I-love-half-baked-turnips',
+ type : 'boolean',
--- /dev/null
+From f1482e88c2295b9c7288f5b273335a8e18039de8 Mon Sep 17 00:00:00 2001
+From: Fabio Berton <fabio.berton@ossystems.com.br>
+Date: Wed, 12 Jun 2019 14:18:31 -0300
+Subject: [PATCH] Allow enable DRI without DRI drivers
+Organization: O.S. Systems Software LTDA.
+
+Upstream-Status: Pending
+
+Signed-off-by: Andrei Gherzan <andrei@gherzan.ro>
+Signed-off-by: Fabio Berton <fabio.berton@ossystems.com.br>
+Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
+---
+ meson.build | 2 +-
+ meson_options.txt | 6 ++++++
+ 2 files changed, 7 insertions(+), 1 deletion(-)
+
+diff --git a/meson.build b/meson.build
+index 0e50bb26c0a..de065c290d6 100644
+--- a/meson.build
++++ b/meson.build
+@@ -137,7 +137,7 @@ with_dri_r200 = dri_drivers.contains('r200')
+ with_dri_nouveau = dri_drivers.contains('nouveau')
+ with_dri_swrast = dri_drivers.contains('swrast')
+
+-with_dri = dri_drivers.length() != 0 and dri_drivers != ['']
++with_dri = get_option('dri') or (_drivers.length() != 0 and _drivers != [''])
+
+ gallium_drivers = get_option('gallium-drivers')
+ if gallium_drivers.contains('auto')
+diff --git a/meson_options.txt b/meson_options.txt
+index fcd49efea27..0529200b3bb 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -34,6 +34,12 @@ option(
+ choices : ['auto', 'true', 'false'],
+ description : 'enable support for dri3'
+ )
++option(
++ 'dri',
++ type : 'boolean',
++ value : false,
++ description : 'enable support for dri'
++)
+ option(
+ 'dri-drivers',
+ type : 'array',
--- /dev/null
+SUMMARY = "The OpenGL utility toolkit"
+DESCRIPTION = "GLU is a utility toolkit used with OpenGL implementations"
+
+HOMEPAGE = "http://mesa3d.org"
+BUGTRACKER = "https://bugs.freedesktop.org"
+SECTION = "x11"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://include/GL/glu.h;endline=29;md5=6b79c570f644363b356456e7d44471d9 \
+ file://src/libtess/tess.c;endline=29;md5=6b79c570f644363b356456e7d44471d9"
+
+# Epoch as this used to be part of mesa
+PE = "2"
+PR = "0"
+
+SRC_URI = "https://mesa.freedesktop.org/archive/glu/glu-${PV}.tar.gz"
+
+SRC_URI[md5sum] = "5599a0e0a97335e10239d9165aced60d"
+SRC_URI[sha256sum] = "f6f484cfcd51e489afe88031afdea1e173aa652697e4c19ddbcb8260579a10f7"
+
+S = "${WORKDIR}/glu-${PV}"
+
+DEPENDS = "virtual/libgl"
+
+inherit autotools pkgconfig distro_features_check
+
+# Requires libGL.so which is provided by mesa when x11 in DISTRO_FEATURES
+REQUIRED_DISTRO_FEATURES = "x11 opengl"
+
+# Remove the mesa-glu dependency in mesa-glu-dev, as mesa-glu is empty
+RDEPENDS_${PN}-dev = ""
--- /dev/null
+From b695c3a3fa3f4cd48c13aa26542110de27075518 Mon Sep 17 00:00:00 2001
+From: Drew Moseley <drew_moseley@mentor.com>
+Date: Mon, 12 May 2014 15:22:32 -0400
+Subject: [PATCH 1/9] mesa-demos: Add missing data files.
+
+Add some data files that are present in the git repository:
+ http://cgit.freedesktop.org/mesa/demos/tree/?id=mesa-demos-8.1.0
+but not in the release tarball
+ ftp://ftp.freedesktop.org/pub/mesa/demos/8.1.0/mesa-demos-8.1.0.tar.bz2
+
+Upstream-Status: Backport
+Signed-off-by: Drew Moseley <drew_moseley@mentor.com>
+Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
+---
+ src/fpglsl/depth-read.glsl | 4 +
+ src/fpglsl/infinite-loop.glsl | 7 +
+ src/glsl/CH11-bumpmaptex.frag | 47 +++++++
+ src/glsl/blinking-teapot.frag | 31 +++++
+ src/glsl/blinking-teapot.vert | 16 +++
+ src/glsl/convolution.frag | 21 +++
+ src/glsl/simplex-noise.glsl | 279 ++++++++++++++++++++++++++++++++++++++++
+ src/glsl/skinning.vert | 24 ++++
+ src/perf/glslstateschange1.frag | 19 +++
+ src/perf/glslstateschange1.vert | 14 ++
+ src/perf/glslstateschange2.frag | 17 +++
+ src/perf/glslstateschange2.vert | 14 ++
+ src/vpglsl/infinite-loop.glsl | 8 ++
+ 13 files changed, 501 insertions(+)
+ create mode 100644 src/fpglsl/depth-read.glsl
+ create mode 100644 src/fpglsl/infinite-loop.glsl
+ create mode 100644 src/glsl/CH11-bumpmaptex.frag
+ create mode 100644 src/glsl/blinking-teapot.frag
+ create mode 100644 src/glsl/blinking-teapot.vert
+ create mode 100644 src/glsl/convolution.frag
+ create mode 100644 src/glsl/simplex-noise.glsl
+ create mode 100644 src/glsl/skinning.vert
+ create mode 100644 src/perf/glslstateschange1.frag
+ create mode 100644 src/perf/glslstateschange1.vert
+ create mode 100644 src/perf/glslstateschange2.frag
+ create mode 100644 src/perf/glslstateschange2.vert
+ create mode 100644 src/vpglsl/infinite-loop.glsl
+
+diff --git a/src/fpglsl/depth-read.glsl b/src/fpglsl/depth-read.glsl
+new file mode 100644
+index 0000000..86d298e
+--- /dev/null
++++ b/src/fpglsl/depth-read.glsl
+@@ -0,0 +1,4 @@
++void main()
++{
++ gl_FragColor = gl_FragCoord.zzzz;
++}
+diff --git a/src/fpglsl/infinite-loop.glsl b/src/fpglsl/infinite-loop.glsl
+new file mode 100644
+index 0000000..c6dc6ee
+--- /dev/null
++++ b/src/fpglsl/infinite-loop.glsl
+@@ -0,0 +1,7 @@
++void main() {
++ vec4 sum = vec4(0);
++ for (int i = 1; i != 2; i += 2) {
++ sum += vec4(0.1, 0.1, 0.1, 0.1);
++ }
++ gl_FragColor = sum;
++}
+diff --git a/src/glsl/CH11-bumpmaptex.frag b/src/glsl/CH11-bumpmaptex.frag
+new file mode 100644
+index 0000000..b5dabb4
+--- /dev/null
++++ b/src/glsl/CH11-bumpmaptex.frag
+@@ -0,0 +1,47 @@
++//
++// Fragment shader for procedural bumps
++//
++// Authors: John Kessenich, Randi Rost
++//
++// Copyright (c) 2002-2006 3Dlabs Inc. Ltd.
++//
++// See 3Dlabs-License.txt for license information
++//
++// Texture mapping/modulation added by Brian Paul
++//
++
++varying vec3 LightDir;
++varying vec3 EyeDir;
++
++uniform float BumpDensity; // = 16.0
++uniform float BumpSize; // = 0.15
++uniform float SpecularFactor; // = 0.5
++
++uniform sampler2D Tex;
++
++void main()
++{
++ vec3 ambient = vec3(0.25);
++ vec3 litColor;
++ vec2 c = BumpDensity * gl_TexCoord[0].st;
++ vec2 p = fract(c) - vec2(0.5);
++
++ float d, f;
++ d = p.x * p.x + p.y * p.y;
++ f = inversesqrt(d + 1.0);
++
++ if (d >= BumpSize)
++ { p = vec2(0.0); f = 1.0; }
++
++ vec3 SurfaceColor = texture2D(Tex, gl_TexCoord[0].st).xyz;
++
++ vec3 normDelta = vec3(p.x, p.y, 1.0) * f;
++ litColor = SurfaceColor * (ambient + max(dot(normDelta, LightDir), 0.0));
++ vec3 reflectDir = reflect(LightDir, normDelta);
++
++ float spec = max(dot(EyeDir, reflectDir), 0.0);
++ spec *= SpecularFactor;
++ litColor = min(litColor + spec, vec3(1.0));
++
++ gl_FragColor = vec4(litColor, 1.0);
++}
+diff --git a/src/glsl/blinking-teapot.frag b/src/glsl/blinking-teapot.frag
+new file mode 100644
+index 0000000..0db060b
+--- /dev/null
++++ b/src/glsl/blinking-teapot.frag
+@@ -0,0 +1,31 @@
++#extension GL_ARB_uniform_buffer_object : enable
++
++layout(std140) uniform colors0
++{
++ float DiffuseCool;
++ float DiffuseWarm;
++ vec3 SurfaceColor;
++ vec3 WarmColor;
++ vec3 CoolColor;
++ vec4 some[8];
++};
++
++varying float NdotL;
++varying vec3 ReflectVec;
++varying vec3 ViewVec;
++
++void main (void)
++{
++
++ vec3 kcool = min(CoolColor + DiffuseCool * SurfaceColor, 1.0);
++ vec3 kwarm = min(WarmColor + DiffuseWarm * SurfaceColor, 1.0);
++ vec3 kfinal = mix(kcool, kwarm, NdotL);
++
++ vec3 nreflect = normalize(ReflectVec);
++ vec3 nview = normalize(ViewVec);
++
++ float spec = max(dot(nreflect, nview), 0.0);
++ spec = pow(spec, 32.0);
++
++ gl_FragColor = vec4 (min(kfinal + spec, 1.0), 1.0);
++}
+diff --git a/src/glsl/blinking-teapot.vert b/src/glsl/blinking-teapot.vert
+new file mode 100644
+index 0000000..397d733
+--- /dev/null
++++ b/src/glsl/blinking-teapot.vert
+@@ -0,0 +1,16 @@
++vec3 LightPosition = vec3(0.0, 10.0, 4.0);
++
++varying float NdotL;
++varying vec3 ReflectVec;
++varying vec3 ViewVec;
++
++void main(void)
++{
++ vec3 ecPos = vec3 (gl_ModelViewMatrix * gl_Vertex);
++ vec3 tnorm = normalize(gl_NormalMatrix * gl_Normal);
++ vec3 lightVec = normalize(LightPosition - ecPos);
++ ReflectVec = normalize(reflect(-lightVec, tnorm));
++ ViewVec = normalize(-ecPos);
++ NdotL = (dot(lightVec, tnorm) + 1.0) * 0.5;
++ gl_Position = ftransform();
++}
+diff --git a/src/glsl/convolution.frag b/src/glsl/convolution.frag
+new file mode 100644
+index 0000000..e49b8ac
+--- /dev/null
++++ b/src/glsl/convolution.frag
+@@ -0,0 +1,21 @@
++
++const int KernelSize = 9;
++
++//texture offsets
++uniform vec2 Offset[KernelSize];
++//convolution kernel
++uniform vec4 KernelValue[KernelSize];
++uniform sampler2D srcTex;
++uniform vec4 ScaleFactor;
++uniform vec4 BaseColor;
++
++void main(void)
++{
++ int i;
++ vec4 sum = vec4(0.0);
++ for (i = 0; i < KernelSize; ++i) {
++ vec4 tmp = texture2D(srcTex, gl_TexCoord[0].st + Offset[i]);
++ sum += tmp * KernelValue[i];
++ }
++ gl_FragColor = sum * ScaleFactor + BaseColor;
++}
+diff --git a/src/glsl/simplex-noise.glsl b/src/glsl/simplex-noise.glsl
+new file mode 100644
+index 0000000..b6833cb
+--- /dev/null
++++ b/src/glsl/simplex-noise.glsl
+@@ -0,0 +1,279 @@
++//
++// Description : Array and textureless GLSL 2D/3D/4D simplex
++// noise functions.
++// Author : Ian McEwan, Ashima Arts.
++// Maintainer : ijm
++// Lastmod : 20110223
++// License : Copyright (C) 2011 Ashima Arts. All rights reserved.
++// Distributed under the Artistic License 2.0; See LICENCE file.
++//
++
++#define NORMALIZE_GRADIENTS
++#undef USE_CIRCLE
++#define COLLAPSE_SORTNET
++
++float permute(float x0,vec3 p) {
++ float x1 = mod(x0 * p.y, p.x);
++ return floor( mod( (x1 + p.z) *x0, p.x ));
++ }
++vec2 permute(vec2 x0,vec3 p) {
++ vec2 x1 = mod(x0 * p.y, p.x);
++ return floor( mod( (x1 + p.z) *x0, p.x ));
++ }
++vec3 permute(vec3 x0,vec3 p) {
++ vec3 x1 = mod(x0 * p.y, p.x);
++ return floor( mod( (x1 + p.z) *x0, p.x ));
++ }
++vec4 permute(vec4 x0,vec3 p) {
++ vec4 x1 = mod(x0 * p.y, p.x);
++ return floor( mod( (x1 + p.z) *x0, p.x ));
++ }
++
++uniform vec4 pParam;
++// Example
++// const vec4 pParam = vec4( 17.* 17., 34., 1., 7.);
++
++float taylorInvSqrt(float r)
++ {
++ return ( 0.83666002653408 + 0.7*0.85373472095314 - 0.85373472095314 * r );
++ }
++
++float simplexNoise2(vec2 v)
++ {
++ const vec2 C = vec2(0.211324865405187134, // (3.0-sqrt(3.0))/6.;
++ 0.366025403784438597); // 0.5*(sqrt(3.0)-1.);
++ const vec3 D = vec3( 0., 0.5, 2.0) * 3.14159265358979312;
++// First corner
++ vec2 i = floor(v + dot(v, C.yy) );
++ vec2 x0 = v - i + dot(i, C.xx);
++
++// Other corners
++ vec2 i1 = (x0.x > x0.y) ? vec2(1.,0.) : vec2(0.,1.) ;
++
++ // x0 = x0 - 0. + 0. * C
++ vec2 x1 = x0 - i1 + 1. * C.xx ;
++ vec2 x2 = x0 - 1. + 2. * C.xx ;
++
++// Permutations
++ i = mod(i, pParam.x);
++ vec3 p = permute( permute(
++ i.y + vec3(0., i1.y, 1. ), pParam.xyz)
++ + i.x + vec3(0., i1.x, 1. ), pParam.xyz);
++
++#ifndef USE_CIRCLE
++// ( N points uniformly over a line, mapped onto a diamond.)
++ vec3 x = fract(p / pParam.w) ;
++ vec3 h = 0.5 - abs(x) ;
++
++ vec3 sx = vec3(lessThan(x,D.xxx)) *2. -1.;
++ vec3 sh = vec3(lessThan(h,D.xxx));
++
++ vec3 a0 = x + sx*sh;
++ vec2 p0 = vec2(a0.x,h.x);
++ vec2 p1 = vec2(a0.y,h.y);
++ vec2 p2 = vec2(a0.z,h.z);
++
++#ifdef NORMALISE_GRADIENTS
++ p0 *= taylorInvSqrt(dot(p0,p0));
++ p1 *= taylorInvSqrt(dot(p1,p1));
++ p2 *= taylorInvSqrt(dot(p2,p2));
++#endif
++
++ vec3 g = 2.0 * vec3( dot(p0, x0), dot(p1, x1), dot(p2, x2) );
++#else
++// N points around a unit circle.
++ vec3 phi = D.z * mod(p,pParam.w) /pParam.w ;
++ vec4 a0 = sin(phi.xxyy+D.xyxy);
++ vec2 a1 = sin(phi.zz +D.xy);
++ vec3 g = vec3( dot(a0.xy, x0), dot(a0.zw, x1), dot(a1.xy, x2) );
++#endif
++// mix
++ vec3 m = max(0.5 - vec3(dot(x0,x0), dot(x1,x1), dot(x2,x2)), 0.);
++ m = m*m ;
++ return 1.66666* 70.*dot(m*m, g);
++ }
++
++float simplexNoise3(vec3 v)
++ {
++ const vec2 C = vec2(1./6. , 1./3. ) ;
++ const vec4 D = vec4(0., 0.5, 1.0, 2.0);
++
++// First corner
++ vec3 i = floor(v + dot(v, C.yyy) );
++ vec3 x0 = v - i + dot(i, C.xxx) ;
++
++// Other corners
++#ifdef COLLAPSE_SORTNET
++ vec3 g = vec3( greaterThan( x0.xyz, x0.yzx) );
++ vec3 l = vec3( lessThanEqual( x0.xyz, x0.yzx) );
++
++ vec3 i1 = g.xyz * l.zxy;
++ vec3 i2 = max( g.xyz, l.zxy);
++#else
++// Keeping this clean - let the compiler optimize.
++ vec3 q1;
++ q1.x = max(x0.x, x0.y);
++ q1.y = min(x0.x, x0.y);
++ q1.z = x0.z;
++
++ vec3 q2;
++ q2.x = max(q1.x,q1.z);
++ q2.z = min(q1.x,q1.z);
++ q2.y = q1.y;
++
++ vec3 q3;
++ q3.y = max(q2.y, q2.z);
++ q3.z = min(q2.y, q2.z);
++ q3.x = q2.x;
++
++ vec3 i1 = vec3(equal(q3.xxx, x0));
++ vec3 i2 = i1 + vec3(equal(q3.yyy, x0));
++#endif
++
++ // x0 = x0 - 0. + 0. * C
++ vec3 x1 = x0 - i1 + 1. * C.xxx;
++ vec3 x2 = x0 - i2 + 2. * C.xxx;
++ vec3 x3 = x0 - 1. + 3. * C.xxx;
++
++// Permutations
++ i = mod(i, pParam.x );
++ vec4 p = permute( permute( permute(
++ i.z + vec4(0., i1.z, i2.z, 1. ), pParam.xyz)
++ + i.y + vec4(0., i1.y, i2.y, 1. ), pParam.xyz)
++ + i.x + vec4(0., i1.x, i2.x, 1. ), pParam.xyz);
++
++// Gradients
++// ( N*N points uniformly over a square, mapped onto a octohedron.)
++ float n_ = 1.0/pParam.w ;
++ vec3 ns = n_ * D.wyz - D.xzx ;
++
++ vec4 j = p - pParam.w*pParam.w*floor(p * ns.z *ns.z); // mod(p,N*N)
++
++ vec4 x_ = floor(j * ns.z) ;
++ vec4 y_ = floor(j - pParam.w * x_ ) ; // mod(j,N)
++
++ vec4 x = x_ *ns.x + ns.yyyy;
++ vec4 y = y_ *ns.x + ns.yyyy;
++ vec4 h = 1. - abs(x) - abs(y);
++
++ vec4 b0 = vec4( x.xy, y.xy );
++ vec4 b1 = vec4( x.zw, y.zw );
++
++ vec4 s0 = vec4(lessThan(b0,D.xxxx)) *2. -1.;
++ vec4 s1 = vec4(lessThan(b1,D.xxxx)) *2. -1.;
++ vec4 sh = vec4(lessThan(h, D.xxxx));
++
++ vec4 a0 = b0.xzyw + s0.xzyw*sh.xxyy ;
++ vec4 a1 = b1.xzyw + s1.xzyw*sh.zzww ;
++
++ vec3 p0 = vec3(a0.xy,h.x);
++ vec3 p1 = vec3(a0.zw,h.y);
++ vec3 p2 = vec3(a1.xy,h.z);
++ vec3 p3 = vec3(a1.zw,h.w);
++
++#ifdef NORMALISE_GRADIENTS
++ p0 *= taylorInvSqrt(dot(p0,p0));
++ p1 *= taylorInvSqrt(dot(p1,p1));
++ p2 *= taylorInvSqrt(dot(p2,p2));
++ p3 *= taylorInvSqrt(dot(p3,p3));
++#endif
++
++// Mix
++ vec4 m = max(0.6 - vec4(dot(x0,x0), dot(x1,x1), dot(x2,x2), dot(x3,x3)), 0.);
++ m = m * m;
++//used to be 64.
++ return 48.0 * dot( m*m, vec4( dot(p0,x0), dot(p1,x1),
++ dot(p2,x2), dot(p3,x3) ) );
++ }
++
++vec4 grad4(float j, vec4 ip)
++ {
++ const vec4 ones = vec4(1.,1.,1.,-1.);
++ vec4 p,s;
++
++ p.xyz = floor( fract (vec3(j) * ip.xyz) *pParam.w) * ip.z -1.0;
++ p.w = 1.5 - dot(abs(p.xyz), ones.xyz);
++ s = vec4(lessThan(p,vec4(0.)));
++ p.xyz = p.xyz + (s.xyz*2.-1.) * s.www;
++
++ return p;
++ }
++
++float simplexNoise4(vec4 v)
++ {
++ const vec2 C = vec2( 0.138196601125010504, // (5 - sqrt(5))/20 G4
++ 0.309016994374947451); // (sqrt(5) - 1)/4 F4
++// First corner
++ vec4 i = floor(v + dot(v, C.yyyy) );
++ vec4 x0 = v - i + dot(i, C.xxxx);
++
++// Other corners
++
++// Force existance of strict total ordering in sort.
++ vec4 q0 = floor(x0 * 1024.0) + vec4( 0., 1./4., 2./4. , 3./4.);
++ vec4 q1;
++ q1.xy = max(q0.xy,q0.zw); // x:z y:w
++ q1.zw = min(q0.xy,q0.zw);
++
++ vec4 q2;
++ q2.xz = max(q1.xz,q1.yw); // x:y z:w
++ q2.yw = min(q1.xz,q1.yw);
++
++ vec4 q3;
++ q3.y = max(q2.y,q2.z); // y:z
++ q3.z = min(q2.y,q2.z);
++ q3.xw = q2.xw;
++
++ vec4 i1 = vec4(lessThanEqual(q3.xxxx, q0));
++ vec4 i2 = vec4(lessThanEqual(q3.yyyy, q0));
++ vec4 i3 = vec4(lessThanEqual(q3.zzzz, q0));
++
++ // x0 = x0 - 0. + 0. * C
++ vec4 x1 = x0 - i1 + 1. * C.xxxx;
++ vec4 x2 = x0 - i2 + 2. * C.xxxx;
++ vec4 x3 = x0 - i3 + 3. * C.xxxx;
++ vec4 x4 = x0 - 1. + 4. * C.xxxx;
++
++// Permutations
++ i = mod(i, pParam.x );
++ float j0 = permute( permute( permute( permute (
++ i.w, pParam.xyz) + i.z, pParam.xyz)
++ + i.y, pParam.xyz) + i.x, pParam.xyz);
++ vec4 j1 = permute( permute( permute( permute (
++ i.w + vec4(i1.w, i2.w, i3.w, 1. ), pParam.xyz)
++ + i.z + vec4(i1.z, i2.z, i3.z, 1. ), pParam.xyz)
++ + i.y + vec4(i1.y, i2.y, i3.y, 1. ), pParam.xyz)
++ + i.x + vec4(i1.x, i2.x, i3.x, 1. ), pParam.xyz);
++// Gradients
++// ( N*N*N points uniformly over a cube, mapped onto a 4-octohedron.)
++ vec4 ip = pParam ;
++ ip.xy *= pParam.w ;
++ ip.x *= pParam.w ;
++ ip = vec4(1.,1.,1.,2.) / ip ;
++
++ vec4 p0 = grad4(j0, ip);
++ vec4 p1 = grad4(j1.x, ip);
++ vec4 p2 = grad4(j1.y, ip);
++ vec4 p3 = grad4(j1.z, ip);
++ vec4 p4 = grad4(j1.w, ip);
++
++#ifdef NORMALISE_GRADIENTS
++ p0 *= taylorInvSqrt(dot(p0,p0));
++ p1 *= taylorInvSqrt(dot(p1,p1));
++ p2 *= taylorInvSqrt(dot(p2,p2));
++ p3 *= taylorInvSqrt(dot(p3,p3));
++ p4 *= taylorInvSqrt(dot(p4,p4));
++#endif
++
++// Mix
++ vec3 m0 = max(0.6 - vec3(dot(x0,x0), dot(x1,x1), dot(x2,x2)), 0.);
++ vec2 m1 = max(0.6 - vec2(dot(x3,x3), dot(x4,x4) ), 0.);
++ m0 = m0 * m0;
++ m1 = m1 * m1;
++ return 32. * ( dot(m0*m0, vec3( dot( p0, x0 ), dot( p1, x1 ), dot( p2, x2 )))
++ + dot(m1*m1, vec2( dot( p3, x3 ), dot( p4, x4 ) ) ) ) ;
++
++ }
++
++
++
+diff --git a/src/glsl/skinning.vert b/src/glsl/skinning.vert
+new file mode 100644
+index 0000000..28970ee
+--- /dev/null
++++ b/src/glsl/skinning.vert
+@@ -0,0 +1,24 @@
++// Vertex weighting/blendin shader
++// Brian Paul
++// 4 Nov 2008
++
++uniform mat4 mat0, mat1;
++attribute float weight;
++
++void main()
++{
++ // simple diffuse shading
++ // Note that we should really transform the normal vector along with
++ // the postion below... someday.
++ vec3 lightVec = vec3(0, 0, 1);
++ vec3 norm = gl_NormalMatrix * gl_Normal;
++ float dot = 0.2 + max(0.0, dot(norm, lightVec));
++ gl_FrontColor = vec4(dot);
++
++ // compute sum of weighted transformations
++ vec4 pos0 = mat0 * gl_Vertex;
++ vec4 pos1 = mat1 * gl_Vertex;
++ vec4 pos = mix(pos0, pos1, weight);
++
++ gl_Position = gl_ModelViewProjectionMatrix * pos;
++}
+diff --git a/src/perf/glslstateschange1.frag b/src/perf/glslstateschange1.frag
+new file mode 100644
+index 0000000..0839436
+--- /dev/null
++++ b/src/perf/glslstateschange1.frag
+@@ -0,0 +1,19 @@
++// Multi-texture fragment shader
++// Brian Paul
++
++// Composite second texture over first.
++// We're assuming the 2nd texture has a meaningful alpha channel.
++
++uniform sampler2D tex1;
++uniform sampler2D tex2;
++uniform vec4 UniV1;
++uniform vec4 UniV2;
++
++void main()
++{
++ vec4 t3;
++ vec4 t1 = texture2D(tex1, gl_TexCoord[0].xy);
++ vec4 t2 = texture2D(tex2, gl_TexCoord[1].xy);
++ t3 = mix(t1, t2, t2.w);
++ gl_FragColor = t3 + UniV1 + UniV2;
++}
+diff --git a/src/perf/glslstateschange1.vert b/src/perf/glslstateschange1.vert
+new file mode 100644
+index 0000000..cef50db
+--- /dev/null
++++ b/src/perf/glslstateschange1.vert
+@@ -0,0 +1,14 @@
++// Multi-texture vertex shader
++// Brian Paul
++
++
++attribute vec4 TexCoord0, TexCoord1;
++attribute vec4 VertCoord;
++
++void main()
++{
++ gl_TexCoord[0] = TexCoord0;
++ gl_TexCoord[1] = TexCoord1;
++ // note: may use gl_Vertex or VertCoord here for testing:
++ gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
++}
+diff --git a/src/perf/glslstateschange2.frag b/src/perf/glslstateschange2.frag
+new file mode 100644
+index 0000000..0df0319
+--- /dev/null
++++ b/src/perf/glslstateschange2.frag
+@@ -0,0 +1,17 @@
++// Multi-texture fragment shader
++// Brian Paul
++
++// Composite second texture over first.
++// We're assuming the 2nd texture has a meaningful alpha channel.
++
++uniform sampler2D tex1;
++uniform sampler2D tex2;
++uniform vec4 UniV1;
++uniform vec4 UniV2;
++
++void main()
++{
++ vec4 t1 = texture2D(tex1, gl_TexCoord[0].xy);
++ vec4 t2 = texture2D(tex2, gl_TexCoord[1].xy);
++ gl_FragColor = t1 + t2 + UniV1 + UniV2;
++}
+diff --git a/src/perf/glslstateschange2.vert b/src/perf/glslstateschange2.vert
+new file mode 100644
+index 0000000..cef50db
+--- /dev/null
++++ b/src/perf/glslstateschange2.vert
+@@ -0,0 +1,14 @@
++// Multi-texture vertex shader
++// Brian Paul
++
++
++attribute vec4 TexCoord0, TexCoord1;
++attribute vec4 VertCoord;
++
++void main()
++{
++ gl_TexCoord[0] = TexCoord0;
++ gl_TexCoord[1] = TexCoord1;
++ // note: may use gl_Vertex or VertCoord here for testing:
++ gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
++}
+diff --git a/src/vpglsl/infinite-loop.glsl b/src/vpglsl/infinite-loop.glsl
+new file mode 100644
+index 0000000..bc7ae4b
+--- /dev/null
++++ b/src/vpglsl/infinite-loop.glsl
+@@ -0,0 +1,8 @@
++void main() {
++ gl_Position = gl_Vertex;
++ vec4 sum = vec4(0);
++ for (int i = 1; i != 2; i += 2) {
++ sum += vec4(0.1, 0.1, 0.1, 0.1);
++ }
++ gl_FrontColor = sum;
++}
+--
+2.0.0
+
--- /dev/null
+From 779438770bedf3d53e6ad8f7cd6889b7f50daf3b Mon Sep 17 00:00:00 2001
+From: Martin Jansa <Martin.Jansa@gmail.com>
+Date: Wed, 9 Jul 2014 14:23:41 +0200
+Subject: [PATCH] configure: Allow to disable demos which require GLEW or GLU
+
+* in some systems without X11 support we don't have GLEW, but
+ mesa-demos are still useful
+
+Upstream-Status: Pending
+
+Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
+
+Port to 8.3.0
+Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
+---
+ configure.ac | 49 ++++++++++++++++++++---------
+ src/Makefile.am | 18 ++++++++---
+ src/demos/Makefile.am | 73 ++++++++++++++++++++++++-------------------
+ src/egl/Makefile.am | 8 +++--
+ src/egl/opengles1/Makefile.am | 10 ++++--
+ src/egl/opengles2/Makefile.am | 29 ++++++++---------
+ 6 files changed, 117 insertions(+), 70 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index 0525b09..28834cd 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -93,25 +93,44 @@ AC_EGREP_HEADER([glutInitContextProfile],
+ [AC_DEFINE(HAVE_FREEGLUT)],
+ [])
+
+-dnl Check for GLEW
+-PKG_CHECK_MODULES(GLEW, [glew >= 1.5.4])
+-DEMO_CFLAGS="$DEMO_CFLAGS $GLEW_CFLAGS"
+-DEMO_LIBS="$DEMO_LIBS $GLEW_LIBS"
++AC_ARG_ENABLE([glew],
++ [AS_HELP_STRING([--enable-glew],
++ [build demos which require glew @<:@default=yes@:>@])],
++ [enable_glew="$enableval"],
++ [enable_glew=yes]
++)
++
++if test "x$enable_glew" = xyes; then
++ dnl Check for GLEW
++ PKG_CHECK_MODULES(GLEW, [glew >= 1.5.4], [glew_enabled=yes], [glew_enabled=no])
++ DEMO_CFLAGS="$DEMO_CFLAGS $GLEW_CFLAGS"
++ DEMO_LIBS="$DEMO_LIBS $GLEW_LIBS"
++fi
+
+ # LIBS was set by AC_CHECK_LIB above
+ LIBS=""
+
+-PKG_CHECK_MODULES(GLU, [glu], [],
+- [AC_CHECK_HEADER([GL/glu.h],
+- [],
+- AC_MSG_ERROR([GLU not found]))
+- AC_CHECK_LIB([GLU],
+- [gluBeginCurve],
+- [GLU_LIBS=-lGLU],
+- AC_MSG_ERROR([GLU required])) ])
++AC_ARG_ENABLE([glu],
++ [AS_HELP_STRING([--enable-glu],
++ [build demos which require glu @<:@default=yes@:>@])],
++ [enable_glu="$enableval"],
++ [enable_glu=yes]
++)
+
+-DEMO_CFLAGS="$DEMO_CFLAGS $GLU_CFLAGS"
+-DEMO_LIBS="$DEMO_LIBS $GLU_LIBS"
++if test "x$enable_glu" = xyes; then
++ PKG_CHECK_MODULES(GLU, [glu], [glu_enabled=yes],
++ [AC_CHECK_HEADER([GL/glu.h],
++ [],
++ AC_MSG_ERROR([GLU not found]))
++ AC_CHECK_LIB([GLU],
++ [gluBeginCurve],
++ [GLU_LIBS=-lGLU
++ glu_enabled=yes],
++ AC_MSG_ERROR([GLU required])) ])
++
++ DEMO_CFLAGS="$DEMO_CFLAGS $GLU_CFLAGS"
++ DEMO_LIBS="$DEMO_LIBS $GLU_LIBS"
++fi
+
+ AC_ARG_ENABLE([egl],
+ [AS_HELP_STRING([--enable-egl],
+@@ -304,6 +323,8 @@ AC_SUBST([WAYLAND_CFLAGS])
+ AC_SUBST([WAYLAND_LIBS])
+
+
++AM_CONDITIONAL(HAVE_GLU, test "x$glu_enabled" = "xyes")
++AM_CONDITIONAL(HAVE_GLEW, test "x$glew_enabled" = "xyes")
+ AM_CONDITIONAL(HAVE_EGL, test "x$egl_enabled" = "xyes")
+ AM_CONDITIONAL(HAVE_GLESV1, test "x$glesv1_enabled" = "xyes")
+ AM_CONDITIONAL(HAVE_GLESV2, test "x$glesv2_enabled" = "xyes")
+diff --git a/src/Makefile.am b/src/Makefile.am
+index 1647d64..8b89dee 100644
+--- a/src/Makefile.am
++++ b/src/Makefile.am
+@@ -22,15 +22,19 @@
+ # Authors:
+ # Eric Anholt <eric@anholt.net>
+
++if HAVE_GLEW
++UTIL = util
++endif
++
+ SUBDIRS = \
+- util \
++ $(UTIL) \
+ data \
+ demos \
+ egl \
+ fp \
+ fpglsl \
+ glsl \
+- gs \
++ gs \
+ objviewer \
+ osdemos \
+ perf \
+@@ -40,8 +44,12 @@ SUBDIRS = \
+ slang \
+ tests \
+ tools \
+- trivial \
+- vp \
+- vpglsl \
+ wgl \
+ xdemos
++
++if HAVE_GLEW
++SUBDIRS += \
++ vp \
++ vpglsl \
++ trivial
++endif
+diff --git a/src/demos/Makefile.am b/src/demos/Makefile.am
+index 41603fa..ab1e3ab 100644
+--- a/src/demos/Makefile.am
++++ b/src/demos/Makefile.am
+@@ -30,91 +30,100 @@ AM_LDFLAGS = \
+ $(DEMO_LIBS) \
+ $(GLUT_LIBS)
+
++bin_PROGRAMS =
++
+ if HAVE_GLUT
+-bin_PROGRAMS = \
++if HAVE_GLEW
++bin_PROGRAMS += \
+ arbfplight \
+ arbfslight \
+ arbocclude \
+ arbocclude2 \
+- bounce \
+- clearspd \
+ copypix \
+ cubemap \
+ cuberender \
+ dinoshade \
+- dissolve \
+- drawpix \
+ engine \
+ fbo_firecube \
+ fbotexture \
+- fire \
+ fogcoord \
+ fplight \
+ fslight \
++ gloss \
++ isosurf \
++ multiarb \
++ paltex \
++ pointblast \
++ projtex \
++ shadowtex \
++ spriteblast \
++ stex3d \
++ textures \
++ vao_demo \
++ winpos
++
++copypix_LDADD = ../util/libutil.la
++cubemap_LDADD = ../util/libutil.la
++cuberender_LDADD = ../util/libutil.la
++engine_LDADD = ../util/libutil.la
++fbo_firecube_LDADD = ../util/libutil.la
++gloss_LDADD = ../util/libutil.la
++isosurf_LDADD = ../util/libutil.la
++multiarb_LDADD = ../util/libutil.la
++projtex_LDADD = ../util/libutil.la
++textures_LDADD = ../util/libutil.la
++winpos_LDADD = ../util/libutil.la
++endif
++
++if HAVE_GLU
++bin_PROGRAMS += \
++ bounce \
++ clearspd \
++ dissolve \
++ drawpix \
++ fire \
+ gamma \
+ gearbox \
+ gears \
+ geartrain \
+ glinfo \
+- gloss \
+ gltestperf \
+ ipers \
+- isosurf \
+ lodbias \
+ morph3d \
+- multiarb \
+- paltex \
+ pixeltest \
+- pointblast \
+- projtex \
+ ray \
+ readpix \
+ reflect \
+ renormal \
+- shadowtex \
+ singlebuffer \
+ spectex \
+- spriteblast \
+- stex3d \
+ teapot \
+ terrain \
+ tessdemo \
+ texcyl \
+ texenv \
+- textures \
+ trispd \
+ tunnel2 \
+- tunnel \
+- vao_demo \
+- winpos
+-endif
++ tunnel
+
+ tunnel_SOURCES = \
+ tunnel.c \
+ tunneldat.h
+
+-copypix_LDADD = ../util/libutil.la
+-cubemap_LDADD = ../util/libutil.la
+-cuberender_LDADD = ../util/libutil.la
+-drawpix_LDADD = ../util/libutil.la
+ dissolve_LDADD = ../util/libutil.la
+-engine_LDADD = ../util/libutil.la
+-fbo_firecube_LDADD = ../util/libutil.la
++drawpix_LDADD = ../util/libutil.la
+ fire_LDADD = ../util/libutil.la
+-gloss_LDADD = ../util/libutil.la
+ ipers_LDADD = ../util/libutil.la
+-isosurf_LDADD = ../util/libutil.la
+ lodbias_LDADD = ../util/libutil.la
+-multiarb_LDADD = ../util/libutil.la
+-projtex_LDADD = ../util/libutil.la
+ readpix_LDADD = ../util/libutil.la
+ reflect_LDADD = ../util/libutil.la
+ teapot_LDADD = ../util/libutil.la
+ texcyl_LDADD = ../util/libutil.la
+-textures_LDADD = ../util/libutil.la
+ tunnel_LDADD = ../util/libutil.la
+ tunnel2_LDADD = ../util/libutil.la
+-winpos_LDADD = ../util/libutil.la
++endif
++endif
+
+ EXTRA_DIST = \
+ README
+diff --git a/src/egl/Makefile.am b/src/egl/Makefile.am
+index d64a49e..4fe1ca8 100644
+--- a/src/egl/Makefile.am
++++ b/src/egl/Makefile.am
+@@ -24,8 +24,12 @@
+
+ SUBDIRS = \
+ eglut \
+- opengl \
+- openvg \
+ opengles1 \
+ opengles2 \
+ oes_vg
++
++if HAVE_GLU
++SUBDIRS += \
++ opengl \
++ openvg
++endif
+diff --git a/src/egl/opengles1/Makefile.am b/src/egl/opengles1/Makefile.am
+index fa397c2..21853e8 100644
+--- a/src/egl/opengles1/Makefile.am
++++ b/src/egl/opengles1/Makefile.am
+@@ -36,9 +36,12 @@ AM_LDFLAGS = \
+ $(EGL_LIBS) \
+ -lm
+
++noinst_PROGRAMS =
++
+ if HAVE_EGL
+ if HAVE_GLESV1
+-noinst_PROGRAMS = \
++if HAVE_X11
++bin_PROGRAMS = \
+ bindtex \
+ clear \
+ drawtex_x11 \
+@@ -52,8 +55,6 @@ noinst_PROGRAMS = \
+ torus_x11 \
+ tri_x11 \
+ two_win
+-endif
+-endif
+
+ bindtex_LDADD = $(X11_LIBS)
+ es1_info_LDADD = $(X11_LIBS)
+@@ -76,3 +77,6 @@ drawtex_x11_LDADD = ../eglut/libeglut_x11.la
+ gears_x11_LDADD = ../eglut/libeglut_x11.la
+ torus_x11_LDADD = ../eglut/libeglut_x11.la
+ tri_x11_LDADD = ../eglut/libeglut_x11.la
++endif
++endif
++endif
+diff --git a/src/egl/opengles2/Makefile.am b/src/egl/opengles2/Makefile.am
+index b80ba50..17f8d49 100644
+--- a/src/egl/opengles2/Makefile.am
++++ b/src/egl/opengles2/Makefile.am
+@@ -33,27 +33,28 @@ AM_LDFLAGS = \
+ $(EGL_LIBS) \
+ -lm
+
++bin_PROGRAMS =
++
+ if HAVE_EGL
+ if HAVE_GLESV2
+-bin_PROGRAMS =
+-if HAVE_X11
+-bin_PROGRAMS += \
+- es2_info \
+- es2gears_x11 \
+- es2tri
+-endif
+ if HAVE_WAYLAND
+ bin_PROGRAMS += es2gears_wayland
+-endif
+-endif
++
++es2gears_wayland_SOURCES = es2gears.c
++es2gears_wayland_LDADD = ../eglut/libeglut_wayland.la
+ endif
+
+-es2_info_LDADD = $(X11_LIBS)
+-es2tri_LDADD = $(X11_LIBS)
++if HAVE_X11
++bin_PROGRAMS += \
++ es2tri \
++ es2_info \
++ es2gears_x11
+
++es2_info_LDADD = $(X11_LIBS)
+ es2gears_x11_SOURCES = es2gears.c
+-
+ es2gears_x11_LDADD = ../eglut/libeglut_x11.la
++es2tri_LDADD = $(X11_LIBS)
++endif
++endif
++endif
+
+-es2gears_wayland_SOURCES = es2gears.c
+-es2gears_wayland_LDADD = ../eglut/libeglut_wayland.la
+--
+2.1.4
+
--- /dev/null
+From 5e10108d76a59abac21c7e540bcfd2ddaccca2cb Mon Sep 17 00:00:00 2001
+From: Drew Moseley <drew_moseley@mentor.com>
+Date: Fri, 9 May 2014 11:50:24 -0400
+Subject: [PATCH 4/9] Use DEMOS_DATA_DIR to locate data files
+
+Upstream-Status: Submitted [https://bugs.freedesktop.org/show_bug.cgi?id=78496]
+Signed-off-by: Drew Moseley <drew_moseley@mentor.com>
+---
+ src/glsl/bezier.c | 2 +-
+ src/glsl/blinking-teapot.c | 4 ++--
+ src/glsl/brick.c | 4 ++--
+ src/glsl/bump.c | 6 +++---
+ src/glsl/convolutions.c | 2 +-
+ src/glsl/mandelbrot.c | 4 ++--
+ src/glsl/multitex.c | 4 ++--
+ src/glsl/simplex-noise.c | 2 +-
+ src/glsl/skinning.c | 4 ++--
+ src/glsl/texdemo1.c | 8 ++++----
+ src/glsl/toyball.c | 4 ++--
+ src/objviewer/objview.c | 12 ++++++------
+ src/perf/glslstateschange.c | 8 ++++----
+ 13 files changed, 32 insertions(+), 32 deletions(-)
+
+diff --git a/src/glsl/bezier.c b/src/glsl/bezier.c
+index 0b56bc1..e01603d 100644
+--- a/src/glsl/bezier.c
++++ b/src/glsl/bezier.c
+@@ -13,7 +13,7 @@
+ #include "glut_wrap.h"
+ #include "shaderutil.h"
+
+-static const char *filename = "bezier.geom";
++static const char *filename = DEMOS_DATA_DIR "bezier.geom";
+
+ static GLuint fragShader;
+ static GLuint vertShader;
+diff --git a/src/glsl/blinking-teapot.c b/src/glsl/blinking-teapot.c
+index e3bf24d..7662b1f 100644
+--- a/src/glsl/blinking-teapot.c
++++ b/src/glsl/blinking-teapot.c
+@@ -63,8 +63,8 @@ init_opengl (void)
+ exit(1);
+ }
+
+- vshad_id = CompileShaderFile (GL_VERTEX_SHADER, "blinking-teapot.vert");
+- fshad_id = CompileShaderFile (GL_FRAGMENT_SHADER, "blinking-teapot.frag");
++ vshad_id = CompileShaderFile (GL_VERTEX_SHADER, DEMOS_DATA_DIR "blinking-teapot.vert");
++ fshad_id = CompileShaderFile (GL_FRAGMENT_SHADER, DEMOS_DATA_DIR "blinking-teapot.frag");
+ prog_id = LinkShaders (vshad_id, fshad_id);
+
+ UseProgram (prog_id);
+diff --git a/src/glsl/brick.c b/src/glsl/brick.c
+index 3021856..fe5f190 100644
+--- a/src/glsl/brick.c
++++ b/src/glsl/brick.c
+@@ -14,8 +14,8 @@
+ #include "shaderutil.h"
+
+
+-static char *FragProgFile = "CH06-brick.frag";
+-static char *VertProgFile = "CH06-brick.vert";
++static char *FragProgFile = DEMOS_DATA_DIR "CH06-brick.frag";
++static char *VertProgFile = DEMOS_DATA_DIR "CH06-brick.vert";
+
+ /* program/shader objects */
+ static GLuint fragShader;
+diff --git a/src/glsl/bump.c b/src/glsl/bump.c
+index 59f62cd..3a1b20a 100644
+--- a/src/glsl/bump.c
++++ b/src/glsl/bump.c
+@@ -15,9 +15,9 @@
+ #include "readtex.h"
+
+
+-static char *FragProgFile = "CH11-bumpmap.frag";
+-static char *FragTexProgFile = "CH11-bumpmaptex.frag";
+-static char *VertProgFile = "CH11-bumpmap.vert";
++static char *FragProgFile = DEMOS_DATA_DIR "CH11-bumpmap.frag";
++static char *FragTexProgFile = DEMOS_DATA_DIR "CH11-bumpmaptex.frag";
++static char *VertProgFile = DEMOS_DATA_DIR "CH11-bumpmap.vert";
+ static char *TextureFile = DEMOS_DATA_DIR "tile.rgb";
+
+ /* program/shader objects */
+diff --git a/src/glsl/convolutions.c b/src/glsl/convolutions.c
+index a120cfe..9312f00 100644
+--- a/src/glsl/convolutions.c
++++ b/src/glsl/convolutions.c
+@@ -340,7 +340,7 @@ static void init(void)
+
+ menuInit();
+ readTexture(textureLocation);
+- createProgram("convolution.vert", "convolution.frag");
++ createProgram(DEMOS_DATA_DIR "convolution.vert", DEMOS_DATA_DIR "convolution.frag");
+
+ glEnable(GL_TEXTURE_2D);
+ glClearColor(1.0, 1.0, 1.0, 1.0);
+diff --git a/src/glsl/mandelbrot.c b/src/glsl/mandelbrot.c
+index 31ede1d..ab34a0f 100644
+--- a/src/glsl/mandelbrot.c
++++ b/src/glsl/mandelbrot.c
+@@ -14,8 +14,8 @@
+ #include "shaderutil.h"
+
+
+-static char *FragProgFile = "CH18-mandel.frag";
+-static char *VertProgFile = "CH18-mandel.vert";
++static char *FragProgFile = DEMOS_DATA_DIR "CH18-mandel.frag";
++static char *VertProgFile = DEMOS_DATA_DIR "CH18-mandel.vert";
+
+ /* program/shader objects */
+ static GLuint fragShader;
+diff --git a/src/glsl/multitex.c b/src/glsl/multitex.c
+index 262ea50..546bd27 100644
+--- a/src/glsl/multitex.c
++++ b/src/glsl/multitex.c
+@@ -35,8 +35,8 @@
+
+ static const char *Demo = "multitex";
+
+-static const char *VertFile = "multitex.vert";
+-static const char *FragFile = "multitex.frag";
++static const char *VertFile = DEMOS_DATA_DIR "multitex.vert";
++static const char *FragFile = DEMOS_DATA_DIR "multitex.frag";
+
+ static const char *TexFiles[2] =
+ {
+diff --git a/src/glsl/simplex-noise.c b/src/glsl/simplex-noise.c
+index 13fdd5d..885f01e 100644
+--- a/src/glsl/simplex-noise.c
++++ b/src/glsl/simplex-noise.c
+@@ -169,7 +169,7 @@ SpecialKey(int key, int x, int y)
+ static void
+ Init(void)
+ {
+- const char *filename = "simplex-noise.glsl";
++ const char *filename = DEMOS_DATA_DIR "simplex-noise.glsl";
+ char noiseText[10000];
+ FILE *f;
+ int len;
+diff --git a/src/glsl/skinning.c b/src/glsl/skinning.c
+index bf38d77..536d475 100644
+--- a/src/glsl/skinning.c
++++ b/src/glsl/skinning.c
+@@ -20,8 +20,8 @@
+ #define M_PI 3.1415926535
+ #endif
+
+-static char *FragProgFile = "skinning.frag";
+-static char *VertProgFile = "skinning.vert";
++static char *FragProgFile = DEMOS_DATA_DIR "skinning.frag";
++static char *VertProgFile = DEMOS_DATA_DIR "skinning.vert";
+
+ /* program/shader objects */
+ static GLuint fragShader;
+diff --git a/src/glsl/texdemo1.c b/src/glsl/texdemo1.c
+index 6cde239..a082342 100644
+--- a/src/glsl/texdemo1.c
++++ b/src/glsl/texdemo1.c
+@@ -35,11 +35,11 @@
+
+ static const char *Demo = "texdemo1";
+
+-static const char *ReflectVertFile = "reflect.vert";
+-static const char *CubeFragFile = "cubemap.frag";
++static const char *ReflectVertFile = DEMOS_DATA_DIR "reflect.vert";
++static const char *CubeFragFile = DEMOS_DATA_DIR "cubemap.frag";
+
+-static const char *SimpleVertFile = "simple.vert";
+-static const char *SimpleTexFragFile = "shadowtex.frag";
++static const char *SimpleVertFile = DEMOS_DATA_DIR "simple.vert";
++static const char *SimpleTexFragFile = DEMOS_DATA_DIR "shadowtex.frag";
+
+ static const char *GroundImage = DEMOS_DATA_DIR "tile.rgb";
+
+diff --git a/src/glsl/toyball.c b/src/glsl/toyball.c
+index 5f27951..4e7e832 100644
+--- a/src/glsl/toyball.c
++++ b/src/glsl/toyball.c
+@@ -14,8 +14,8 @@
+ #include "shaderutil.h"
+
+
+-static char *FragProgFile = "CH11-toyball.frag";
+-static char *VertProgFile = "CH11-toyball.vert";
++static char *FragProgFile = DEMOS_DATA_DIR "CH11-toyball.frag";
++static char *VertProgFile = DEMOS_DATA_DIR "CH11-toyball.vert";
+
+ /* program/shader objects */
+ static GLuint fragShader;
+diff --git a/src/objviewer/objview.c b/src/objviewer/objview.c
+index 6def726..78a6acf 100644
+--- a/src/objviewer/objview.c
++++ b/src/objviewer/objview.c
+@@ -162,12 +162,12 @@ init_model(void)
+ static void
+ init_skybox(void)
+ {
+- SkyboxTex = LoadSkyBoxCubeTexture("alpine_east.rgb",
+- "alpine_west.rgb",
+- "alpine_up.rgb",
+- "alpine_down.rgb",
+- "alpine_south.rgb",
+- "alpine_north.rgb");
++ SkyboxTex = LoadSkyBoxCubeTexture(DEMOS_DATA_DIR "alpine_east.rgb",
++ DEMOS_DATA_DIR "alpine_west.rgb",
++ DEMOS_DATA_DIR "alpine_up.rgb",
++ DEMOS_DATA_DIR "alpine_down.rgb",
++ DEMOS_DATA_DIR "alpine_south.rgb",
++ DEMOS_DATA_DIR "alpine_north.rgb");
+ glmSpecularTexture(Model, SkyboxTex);
+ }
+
+diff --git a/src/perf/glslstateschange.c b/src/perf/glslstateschange.c
+index 7422b78..dbf8332 100644
+--- a/src/perf/glslstateschange.c
++++ b/src/perf/glslstateschange.c
+@@ -33,10 +33,10 @@
+ #include "glmain.h"
+ #include "common.h"
+
+-static const char *VertFile1 = "glslstateschange1.vert";
+-static const char *FragFile1 = "glslstateschange1.frag";
+-static const char *VertFile2 = "glslstateschange2.vert";
+-static const char *FragFile2 = "glslstateschange2.frag";
++static const char *VertFile1 = DEMOS_DATA_DIR "glslstateschange1.vert";
++static const char *FragFile1 = DEMOS_DATA_DIR "glslstateschange1.frag";
++static const char *VertFile2 = DEMOS_DATA_DIR "glslstateschange2.vert";
++static const char *FragFile2 = DEMOS_DATA_DIR "glslstateschange2.frag";
+ static struct uniform_info Uniforms1[] = {
+ { "tex1", 1, GL_SAMPLER_2D, { 0, 0, 0, 0 }, -1 },
+ { "tex2", 1, GL_SAMPLER_2D, { 1, 0, 0, 0 }, -1 },
+--
+2.0.0
+
--- /dev/null
+From 2e0367a941445a862ab99c54ec85d1357d0f73c0 Mon Sep 17 00:00:00 2001
+From: Martin Jansa <Martin.Jansa@gmail.com>
+Date: Thu, 10 Jul 2014 14:30:52 +0200
+Subject: [PATCH] Install few more test programs
+
+Upstream-Status: Pending
+
+Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
+
+Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
+
+---
+ src/egl/opengl/Makefile.am | 3 +--
+ src/egl/openvg/Makefile.am | 2 +-
+ 2 files changed, 2 insertions(+), 3 deletions(-)
+
+diff --git a/src/egl/opengl/Makefile.am b/src/egl/opengl/Makefile.am
+index 6d184ff6..ab09d028 100644
+--- a/src/egl/opengl/Makefile.am
++++ b/src/egl/opengl/Makefile.am
+@@ -57,8 +57,7 @@ endif
+
+ if HAVE_EGL
+ bin_PROGRAMS = \
+- eglinfo
+-noinst_PROGRAMS = \
++ eglinfo \
+ peglgears \
+ $(EGL_DRM_DEMOS) \
+ $(EGL_X11_DEMOS) \
+diff --git a/src/egl/openvg/Makefile.am b/src/egl/openvg/Makefile.am
+index b0f1212f..5fd1cf83 100644
+--- a/src/egl/openvg/Makefile.am
++++ b/src/egl/openvg/Makefile.am
+@@ -49,7 +49,7 @@ endif
+
+ if HAVE_EGL
+ if HAVE_VG
+-noinst_PROGRAMS = \
++bin_PROGRAMS = \
+ $(EGL_X11_DEMOS)
+ endif
+ endif
--- /dev/null
+From 894add34c2b5e6b4ccc78996bf681d7ec7bc9e36 Mon Sep 17 00:00:00 2001
+From: Martin Jansa <Martin.Jansa@gmail.com>
+Date: Thu, 10 Jul 2014 14:29:27 +0200
+Subject: [PATCH] glsl, perf: Add few missing .glsl, .vert, .frag files to
+ EXTRA_DATA
+
+Upstream-Status: Pending
+
+Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
+
+---
+ src/fpglsl/Makefile.am | 2 ++
+ src/glsl/Makefile.am | 10 ++++++++--
+ src/perf/Makefile.am | 6 ++++++
+ src/vpglsl/Makefile.am | 1 +
+ 4 files changed, 17 insertions(+), 2 deletions(-)
+
+diff --git a/src/fpglsl/Makefile.am b/src/fpglsl/Makefile.am
+index 47c1039f..fd43c919 100644
+--- a/src/fpglsl/Makefile.am
++++ b/src/fpglsl/Makefile.am
+@@ -39,10 +39,12 @@ noinst_PROGRAMS = \
+ endif
+
+ EXTRA_DIST = \
++ depth-read.glsl \
+ dowhile2.glsl \
+ dowhile.glsl \
+ forbreak.glsl \
+ for.glsl \
++ infinite-loop.glsl \
+ mov.glsl \
+ mov-imm.glsl \
+ simpleif.glsl \
+diff --git a/src/glsl/Makefile.am b/src/glsl/Makefile.am
+index 4faa8dbf..079a29d8 100644
+--- a/src/glsl/Makefile.am
++++ b/src/glsl/Makefile.am
+@@ -37,7 +37,7 @@ AM_LDFLAGS = \
+ if HAVE_GLUT
+ bin_PROGRAMS = \
+ array \
+- bezier \
++ bezier \
+ bitmap \
+ brick \
+ bump \
+@@ -123,12 +123,16 @@ EXTRA_DIST = \
+ CH06-brick.vert \
+ CH11-bumpmap.frag \
+ CH11-bumpmap.vert \
++ CH11-bumpmaptex.frag \
+ CH11-toyball.frag \
+ CH11-toyball.vert \
+ CH18-mandel.frag \
+ CH18-mandel.vert \
+- bezier.geom \
++ bezier.geom \
+ brick.shtest \
++ blinking-teapot.frag \
++ blinking-teapot.vert \
++ convolution.frag \
+ convolution.vert \
+ cubemap.frag \
+ mandelbrot.shtest \
+@@ -138,5 +142,7 @@ EXTRA_DIST = \
+ reflect.vert \
+ shadowtex.frag \
+ simple.vert \
++ simplex-noise.glsl \
+ skinning.frag \
++ skinning.vert \
+ toyball.shtest
+diff --git a/src/perf/Makefile.am b/src/perf/Makefile.am
+index f0031fea..60069396 100644
+--- a/src/perf/Makefile.am
++++ b/src/perf/Makefile.am
+@@ -59,3 +59,9 @@ endif
+
+ glslstateschange_LDADD = libperf.la ../util/libutil.la
+ glsl_compile_time_LDADD = ../util/libutil.la
++
++EXTRA_DIST = \
++ glslstateschange1.frag \
++ glslstateschange1.vert \
++ glslstateschange2.frag \
++ glslstateschange2.vert
+diff --git a/src/vpglsl/Makefile.am b/src/vpglsl/Makefile.am
+index 4a85ed40..48b08f48 100644
+--- a/src/vpglsl/Makefile.am
++++ b/src/vpglsl/Makefile.am
+@@ -44,6 +44,7 @@ EXTRA_DIST = \
+ func2.glsl \
+ ifelse.glsl \
+ if.glsl \
++ infinite-loop.glsl \
+ mov.glsl \
+ nestedifs.glsl \
+ nestedswizzle.glsl \
--- /dev/null
+From 477ab6d90a17d8e4d3935be6ce8b8e154db0e3e5 Mon Sep 17 00:00:00 2001
+From: Martin Jansa <Martin.Jansa@gmail.com>
+Date: Thu, 10 Jul 2014 14:48:12 +0200
+Subject: [PATCH] glsl, perf: Install .glsl, .vert, .frag files
+
+Upstream-Status: Pending
+Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
+
+---
+ src/fpglsl/Makefile.am | 3 ++-
+ src/glsl/Makefile.am | 3 ++-
+ src/perf/Makefile.am | 3 ++-
+ src/vpglsl/Makefile.am | 3 ++-
+ 4 files changed, 8 insertions(+), 4 deletions(-)
+
+diff --git a/src/fpglsl/Makefile.am b/src/fpglsl/Makefile.am
+index fd43c919..2bf51de4 100644
+--- a/src/fpglsl/Makefile.am
++++ b/src/fpglsl/Makefile.am
+@@ -38,7 +38,8 @@ noinst_PROGRAMS = \
+ fp-tri
+ endif
+
+-EXTRA_DIST = \
++demosdatadir=$(datadir)/$(PACKAGE)/
++dist_demosdata_DATA= \
+ depth-read.glsl \
+ dowhile2.glsl \
+ dowhile.glsl \
+diff --git a/src/glsl/Makefile.am b/src/glsl/Makefile.am
+index 079a29d8..f66ec299 100644
+--- a/src/glsl/Makefile.am
++++ b/src/glsl/Makefile.am
+@@ -118,7 +118,8 @@ vert_or_frag_only_LDADD = ../util/libutil.la
+ vert_tex_LDADD = ../util/libutil.la
+ vsraytrace_LDADD = ../util/libutil.la
+
+-EXTRA_DIST = \
++demosdatadir=$(datadir)/$(PACKAGE)/
++dist_demosdata_DATA= \
+ CH06-brick.frag \
+ CH06-brick.vert \
+ CH11-bumpmap.frag \
+diff --git a/src/perf/Makefile.am b/src/perf/Makefile.am
+index 60069396..469bdf45 100644
+--- a/src/perf/Makefile.am
++++ b/src/perf/Makefile.am
+@@ -60,7 +60,8 @@ endif
+ glslstateschange_LDADD = libperf.la ../util/libutil.la
+ glsl_compile_time_LDADD = ../util/libutil.la
+
+-EXTRA_DIST = \
++demosdatadir=$(datadir)/$(PACKAGE)/
++dist_demosdata_DATA= \
+ glslstateschange1.frag \
+ glslstateschange1.vert \
+ glslstateschange2.frag \
+diff --git a/src/vpglsl/Makefile.am b/src/vpglsl/Makefile.am
+index 48b08f48..55268675 100644
+--- a/src/vpglsl/Makefile.am
++++ b/src/vpglsl/Makefile.am
+@@ -38,7 +38,8 @@ noinst_PROGRAMS = \
+ vp-tris
+ endif
+
+-EXTRA_DIST = \
++demosdatadir=$(datadir)/$(PACKAGE)/
++dist_demosdata_DATA= \
+ for.glsl \
+ func.glsl \
+ func2.glsl \
--- /dev/null
+From 3aa84c47e88a4c38446ce1323abf6f2c77389104 Mon Sep 17 00:00:00 2001
+From: Prabhu <prabhu.sundararaj@freescale.com>
+Date: Mon, 16 Nov 2015 17:09:32 -0600
+Subject: [PATCH] mesa-demos: OpenVG demos with single frame need eglSwapBuffer
+
+sp and text demos rendering single frame. to display the
+single frame rendered needed a eglSwapBuffer to diplay to window.
+Hence added eglutPostRedisplay to display the frame
+
+Upstream-Status: Pending
+
+Signed-off-by: Prabhu <prabhu.sundararaj@freescale.com>
+---
+ src/egl/openvg/sp.c | 1 +
+ src/egl/openvg/text.c | 1 +
+ 2 files changed, 2 insertions(+)
+
+diff --git a/src/egl/openvg/sp.c b/src/egl/openvg/sp.c
+index a20c0a3..468e91e 100644
+--- a/src/egl/openvg/sp.c
++++ b/src/egl/openvg/sp.c
+@@ -500,6 +500,7 @@ draw(void)
+ }
+
+ vgFlush();
++ eglutPostRedisplay();
+ }
+
+
+diff --git a/src/egl/openvg/text.c b/src/egl/openvg/text.c
+index f5c6de8..492581c 100644
+--- a/src/egl/openvg/text.c
++++ b/src/egl/openvg/text.c
+@@ -360,6 +360,7 @@ display(void)
+ {
+ vgClear(0, 0, width, height);
+ glyph_string_draw(10.0, 10.0);
++ eglutPostRedisplay();
+ }
+
+
+--
+2.5.1
+
--- /dev/null
+From 322af294390a7f4e1524c5a79312be6cbebce988 Mon Sep 17 00:00:00 2001
+From: Awais Belal <awais_belal@mentor.com>
+Date: Wed, 11 Nov 2015 17:22:12 +0500
+Subject: [PATCH] only build GLX demos if needed
+
+There are platforms that default to EGL only configurations
+in which case the GLX applications are not required
+at all. Allow the user to control generation of these
+demos as needed through a configure switch.
+
+Signed-off-by: Awais Belal <awais_belal@mentor.com>
+Upstream-Status: Pending
+---
+ configure.ac | 9 +++++++++
+ src/Makefile.am | 6 +++++-
+ 2 files changed, 14 insertions(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index f8ec7e3..1a4d96d 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -132,6 +132,11 @@ if test "x$enable_glu" = xyes; then
+ DEMO_LIBS="$DEMO_LIBS $GLU_LIBS"
+ fi
+
++AC_ARG_ENABLE([glx-demos],
++ [AS_HELP_STRING([--enable-glx-demos],
++ [enable GLX demos @<:@default=auto@:>@])],
++ [glx_demos_enabled="$enableval"],
++ [glx_demos_enabled=yes])
+ AC_ARG_ENABLE([egl],
+ [AS_HELP_STRING([--enable-egl],
+ [enable EGL library @<:@default=auto@:>@])],
+@@ -325,6 +333,7 @@ AC_SUBST([WAYLAND_LIBS])
+
+ AM_CONDITIONAL(HAVE_GLU, test "x$glu_enabled" = "xyes")
+ AM_CONDITIONAL(HAVE_GLEW, test "x$glew_enabled" = "xyes")
++AM_CONDITIONAL(HAVE_GLX, test "x$glx_demos_enabled" = "xyes")
+ AM_CONDITIONAL(HAVE_EGL, test "x$egl_enabled" = "xyes")
+ AM_CONDITIONAL(HAVE_GLESV1, test "x$glesv1_enabled" = "xyes")
+ AM_CONDITIONAL(HAVE_GLESV2, test "x$glesv2_enabled" = "xyes")
+diff --git a/src/Makefile.am b/src/Makefile.am
+index 8b89dee..a4d7e8f 100644
+--- a/src/Makefile.am
++++ b/src/Makefile.am
+@@ -44,8 +44,12 @@ SUBDIRS = \
+ slang \
+ tests \
+ tools \
+- wgl \
++ wgl
++
++if HAVE_GLX
++SUBDIRS += \
+ xdemos
++endif
+
+ if HAVE_GLEW
+ SUBDIRS += \
+--
+1.9.1
+
--- /dev/null
+SUMMARY = "Mesa demo applications"
+DESCRIPTION = "This package includes the demonstration application, such as glxgears. \
+These applications can be used for Mesa validation and benchmarking."
+HOMEPAGE = "http://mesa3d.org"
+BUGTRACKER = "https://bugs.freedesktop.org"
+SECTION = "x11"
+
+LICENSE = "MIT & PD"
+LIC_FILES_CHKSUM = "file://src/xdemos/glxgears.c;beginline=1;endline=20;md5=914225785450eff644a86c871d3ae00e \
+ file://src/xdemos/glxdemo.c;beginline=1;endline=8;md5=b01d5ab1aee94d35b7efaa2ef48e1a06"
+
+SRC_URI = "https://mesa.freedesktop.org/archive/demos/${BPN}-${PV}.tar.bz2 \
+ file://0001-mesa-demos-Add-missing-data-files.patch \
+ file://0003-configure-Allow-to-disable-demos-which-require-GLEW-.patch \
+ file://0004-Use-DEMOS_DATA_DIR-to-locate-data-files.patch \
+ file://0007-Install-few-more-test-programs.patch \
+ file://0008-glsl-perf-Add-few-missing-.glsl-.vert-.frag-files-to.patch \
+ file://0009-glsl-perf-Install-.glsl-.vert-.frag-files.patch \
+ file://0012-mesa-demos-OpenVG-demos-with-single-frame-need-eglSw.patch \
+ file://0013-only-build-GLX-demos-if-needed.patch \
+ "
+SRC_URI[md5sum] = "6b65a02622765522176d00f553086fa3"
+SRC_URI[sha256sum] = "01e99c94a0184e63e796728af89bfac559795fb2a0d6f506fa900455ca5fff7d"
+
+inherit autotools pkgconfig distro_features_check
+# depends on virtual/egl, virtual/libgl ...
+REQUIRED_DISTRO_FEATURES = "opengl x11"
+
+PACKAGECONFIG ?= "drm osmesa freetype2 gbm egl gles1 gles2 \
+ x11 glew glu glx"
+
+# The Wayland code doesn't work with Wayland 1.0, so disable it for now
+#${@bb.utils.filter('DISTRO_FEATURES', 'wayland', d)}"
+
+EXTRA_OECONF = "--with-system-data-files"
+
+PACKAGECONFIG[drm] = "--enable-libdrm,--disable-libdrm,libdrm"
+PACKAGECONFIG[egl] = "--enable-egl,--disable-egl,virtual/egl"
+PACKAGECONFIG[freetype2] = "--enable-freetype2,--disable-freetype2,freetype"
+PACKAGECONFIG[gbm] = "--enable-gbm,--disable-gbm,virtual/libgl"
+PACKAGECONFIG[gles1] = "--enable-gles1,--disable-gles1,virtual/libgles1"
+PACKAGECONFIG[gles2] = "--enable-gles2,--disable-gles2,virtual/libgles2"
+PACKAGECONFIG[glut] = "--with-glut=${STAGING_EXECPREFIXDIR},--without-glut,freeglut"
+PACKAGECONFIG[osmesa] = "--enable-osmesa,--disable-osmesa,"
+PACKAGECONFIG[vg] = "--enable-vg,--disable-vg,virtual/libopenvg"
+PACKAGECONFIG[wayland] = "--enable-wayland,--disable-wayland,virtual/libgl wayland"
+PACKAGECONFIG[x11] = "--enable-x11,--disable-x11,virtual/libx11"
+PACKAGECONFIG[glew] = "--enable-glew,--disable-glew,glew"
+PACKAGECONFIG[glu] = "--enable-glu,--disable-glu,virtual/libgl"
+PACKAGECONFIG[glx] = "--enable-glx-demos,--disable-glx-demos"
+
+do_install_append() {
+ # it can be completely empty when all PACKAGECONFIG options are disabled
+ rmdir --ignore-fail-on-non-empty ${D}${bindir}
+
+ if [ -f ${D}${bindir}/clear ]; then
+ mv ${D}${bindir}/clear ${D}${bindir}/clear.mesa-demos
+ fi
+}
--- /dev/null
+require mesa_${PV}.bb
+
+SUMMARY += " (OpenGL only, no EGL/GLES)"
+
+PROVIDES = "virtual/libgl virtual/mesa"
+
+S = "${WORKDIR}/mesa-${PV}"
+
+PACKAGECONFIG ??= "opengl dri ${@bb.utils.filter('DISTRO_FEATURES', 'x11', d)}"
+PACKAGECONFIG_class-target = "opengl dri ${@bb.utils.filter('DISTRO_FEATURES', 'x11', d)}"
--- /dev/null
+SUMMARY = "A free implementation of the OpenGL API"
+DESCRIPTION = "Mesa is an open-source implementation of the OpenGL specification - \
+a system for rendering interactive 3D graphics. \
+A variety of device drivers allows Mesa to be used in many different environments \
+ranging from software emulation to complete hardware acceleration for modern GPUs. \
+Mesa is used as part of the overall Direct Rendering Infrastructure and X.org \
+environment."
+
+HOMEPAGE = "http://mesa3d.org"
+BUGTRACKER = "https://bugs.freedesktop.org"
+SECTION = "x11"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://docs/license.html;md5=725f991a1cc322aa7a0cd3a2016621c4"
+
+PE = "2"
+
+DEPENDS = "expat makedepend-native flex-native bison-native libxml2-native zlib chrpath-replacement-native python3-mako-native gettext-native"
+EXTRANATIVEPATH += "chrpath-native"
+PROVIDES = " \
+ ${@bb.utils.contains('PACKAGECONFIG', 'opengl', 'virtual/libgl', '', d)} \
+ ${@bb.utils.contains('PACKAGECONFIG', 'gles', 'virtual/libgles1 virtual/libgles2', '', d)} \
+ ${@bb.utils.contains('PACKAGECONFIG', 'egl', 'virtual/egl', '', d)} \
+ ${@bb.utils.contains('PACKAGECONFIG', 'gbm', 'virtual/libgbm', '', d)} \
+ virtual/mesa \
+ "
+
+inherit meson pkgconfig python3native gettext distro_features_check
+
+# Unset these to stop python trying to report the target Python setup
+_PYTHON_SYSCONFIGDATA_NAME[unexport] = "1"
+STAGING_INCDIR[unexport] = "1"
+STAGING_LIBDIR[unexport] = "1"
+
+BBCLASSEXTEND = "native nativesdk"
+
+ANY_OF_DISTRO_FEATURES_class-target = "opengl vulkan"
+
+PLATFORMS ??= "${@bb.utils.filter('PACKAGECONFIG', 'x11 wayland', d)} \
+ ${@bb.utils.contains('PACKAGECONFIG', 'gbm', 'drm', '', d)} \
+ surfaceless"
+
+export YOCTO_ALTERNATE_EXE_PATH = "${STAGING_LIBDIR}/llvm${MESA_LLVM_RELEASE}/llvm-config"
+export YOCTO_ALTERNATE_MULTILIB_NAME = "${base_libdir}"
+export LLVM_CONFIG = "${STAGING_BINDIR_NATIVE}/llvm-config${MESA_LLVM_RELEASE}"
+export WANT_LLVM_RELEASE = "${MESA_LLVM_RELEASE}"
+
+MESA_LLVM_RELEASE ?= "${LLVMVERSION}"
+
+EXTRA_OEMESON = " \
+ -Dshared-glapi=true \
+ -Dgallium-opencl=disabled \
+ -Dglx-read-only-text=true \
+ -Dplatforms='${@",".join("${PLATFORMS}".split())}' \
+"
+
+PACKAGECONFIG_class-target ??= "${@bb.utils.filter('DISTRO_FEATURES', 'wayland vulkan', d)} \
+ ${@bb.utils.contains('DISTRO_FEATURES', 'opengl', 'opengl egl gles gbm dri gallium', '', d)} \
+ ${@bb.utils.contains('DISTRO_FEATURES', 'x11 opengl', 'x11 dri3', '', d)} \
+ ${@bb.utils.contains('DISTRO_FEATURES', 'x11 vulkan', 'dri3', '', d)} \
+ glx-tls \
+ "
+PACKAGECONFIG_class-native ?= "gbm dri egl opengl glx-tls"
+PACKAGECONFIG_class-nativesdk ?= "gbm dri egl opengl glx-tls"
+
+PACKAGECONFIG_remove_libc-musl = "glx-tls"
+
+# "gbm" requires "dri", "opengl"
+PACKAGECONFIG[gbm] = "-Dgbm=true,-Dgbm=false"
+
+X11_DEPS = "xorgproto virtual/libx11 libxext libxxf86vm libxdamage libxfixes xrandr"
+# "x11" requires "opengl"
+PACKAGECONFIG[x11] = ",-Dglx=disabled,${X11_DEPS}"
+PACKAGECONFIG[glx-tls] = "-Dglx-tls=true, -Dglx-tls=false"
+PACKAGECONFIG[xvmc] = "-Dgallium-xvmc=true,-Dgallium-xvmc=false,libxvmc"
+PACKAGECONFIG[wayland] = ",,wayland-native wayland libdrm wayland-protocols"
+
+DRIDRIVERS_class-native = "swrast"
+DRIDRIVERS_class-nativesdk = "swrast"
+DRIDRIVERS_append_x86_class-target = ",r100,r200,nouveau,i965,i915"
+DRIDRIVERS_append_x86-64_class-target = ",r100,r200,nouveau,i965,i915"
+# "dri" requires "opengl"
+PACKAGECONFIG[dri] = "-Ddri=true -Ddri-drivers=${DRIDRIVERS}, -Ddri=false -Ddri-drivers='', xorgproto libdrm"
+PACKAGECONFIG[dri3] = "-Ddri3=true, -Ddri3=false, xorgproto libxshmfence"
+
+# Vulkan drivers need dri3 enabled
+# radeon could be enabled as well but requires gallium-llvm with llvm >= 3.9
+VULKAN_DRIVERS = ""
+VULKAN_DRIVERS_append_x86_class-target = ",intel"
+VULKAN_DRIVERS_append_x86-64_class-target = ",intel"
+PACKAGECONFIG[vulkan] = "-Dvulkan-drivers=${VULKAN_DRIVERS}, -Dvulkan-drivers='',"
+
+PACKAGECONFIG[opengl] = "-Dopengl=true, -Dopengl=false"
+
+# "gles" requires "opengl"
+PACKAGECONFIG[gles] = "-Dgles1=true -Dgles2=true, -Dgles1=false -Dgles2=false"
+
+# "egl" requires "dri", "opengl"
+PACKAGECONFIG[egl] = "-Degl=true, -Degl=false"
+
+PACKAGECONFIG[etnaviv] = ""
+PACKAGECONFIG[kmsro] = ""
+PACKAGECONFIG[vc4] = ""
+PACKAGECONFIG[v3d] = ""
+
+GALLIUMDRIVERS = "swrast"
+# gallium swrast was found to crash Xorg on startup in x32 qemu
+GALLIUMDRIVERS_x86-x32 = ""
+
+GALLIUMDRIVERS_append ="${@bb.utils.contains('PACKAGECONFIG', 'etnaviv', ',etnaviv', '', d)}"
+GALLIUMDRIVERS_append ="${@bb.utils.contains('PACKAGECONFIG', 'kmsro', ',kmsro', '', d)}"
+GALLIUMDRIVERS_append ="${@bb.utils.contains('PACKAGECONFIG', 'vc4', ',vc4', '', d)}"
+GALLIUMDRIVERS_append ="${@bb.utils.contains('PACKAGECONFIG', 'v3d', ',v3d', '', d)}"
+
+# radeonsi requires LLVM
+GALLIUMDRIVERS_LLVM33 = "${@bb.utils.contains('PACKAGECONFIG', 'r600', ',radeonsi', '', d)}"
+GALLIUMDRIVERS_LLVM33_ENABLED = "${@oe.utils.version_less_or_equal('MESA_LLVM_RELEASE', '3.2', False, len('${GALLIUMDRIVERS_LLVM33}') > 0, d)}"
+GALLIUMDRIVERS_LLVM = "r300,svga,nouveau${@',${GALLIUMDRIVERS_LLVM33}' if ${GALLIUMDRIVERS_LLVM33_ENABLED} else ''}"
+
+PACKAGECONFIG[r600] = ""
+
+GALLIUMDRIVERS_append = "${@bb.utils.contains('PACKAGECONFIG', 'gallium-llvm', ',${GALLIUMDRIVERS_LLVM}', '', d)}"
+GALLIUMDRIVERS_append = "${@bb.utils.contains('PACKAGECONFIG', 'r600', ',r600', '', d)}"
+GALLIUMDRIVERS_append = ",virgl"
+
+PACKAGECONFIG[gallium] = "-Dgallium-drivers=${GALLIUMDRIVERS}, -Dgallium-drivers=''"
+PACKAGECONFIG[gallium-llvm] = "-Dllvm=true -Dshared-llvm=true, -Dllvm=false, llvm${MESA_LLVM_RELEASE} llvm-native \
+ ${@'elfutils' if ${GALLIUMDRIVERS_LLVM33_ENABLED} else ''}"
+PACKAGECONFIG[xa] = "-Dgallium-xa=true, -Dgallium-xa=false"
+
+PACKAGECONFIG[lima] = ""
+GALLIUMDRIVERS_append ="${@bb.utils.contains('PACKAGECONFIG', 'lima', ',lima', '', d)}"
+
+PACKAGECONFIG[panfrost] = ""
+GALLIUMDRIVERS_append ="${@bb.utils.contains('PACKAGECONFIG', 'panfrost', ',panfrost', '', d)}"
+
+OSMESA = "${@bb.utils.contains('PACKAGECONFIG', 'gallium', 'gallium', 'classic', d)}"
+PACKAGECONFIG[osmesa] = "-Dosmesa=${OSMESA},-Dosmesa=none"
+
+PACKAGECONFIG[unwind] = "-Dlibunwind=true,-Dlibunwind=false,libunwind"
+
+# mesa tries to run cross-built gen_matypes on build machine to get struct size information
+EXTRA_OEMESON_append = " -Dasm=false"
+
+# llvmpipe is slow if compiled with -fomit-frame-pointer (e.g. -O2)
+FULL_OPTIMIZATION_append = " -fno-omit-frame-pointer"
+
+CFLAGS_append_armv5 = " -DMISSING_64BIT_ATOMICS"
+
+# Remove the mesa dependency on mesa-dev, as mesa is empty
+RDEPENDS_${PN}-dev = ""
+
+# Add dependency so that GLES3 header don't need to be added manually
+RDEPENDS_libgles2-mesa-dev += "libgles3-mesa-dev"
+
+PACKAGES =+ "libegl-mesa libegl-mesa-dev \
+ libosmesa libosmesa-dev \
+ libgl-mesa libgl-mesa-dev \
+ libglapi libglapi-dev \
+ libgbm libgbm-dev \
+ libgles1-mesa libgles1-mesa-dev \
+ libgles2-mesa libgles2-mesa-dev \
+ libgles3-mesa libgles3-mesa-dev \
+ libxatracker libxatracker-dev \
+ mesa-megadriver mesa-vulkan-drivers \
+ "
+
+do_install_append () {
+ # Drivers never need libtool .la files
+ rm -f ${D}${libdir}/dri/*.la
+ rm -f ${D}${libdir}/egl/*.la
+ rm -f ${D}${libdir}/gallium-pipe/*.la
+ rm -f ${D}${libdir}/gbm/*.la
+
+ # it was packaged in libdricore9.1.3-1 and preventing upgrades when debian.bbclass was used
+ chrpath --delete ${D}${libdir}/dri/*_dri.so || true
+
+ # libwayland-egl has been moved to wayland 1.15+
+ rm -f ${D}${libdir}/libwayland-egl*
+ rm -f ${D}${libdir}/pkgconfig/wayland-egl.pc
+}
+
+# For the packages that make up the OpenGL interfaces, inject variables so that
+# they don't get Debian-renamed (which would remove the -mesa suffix), and
+# RPROVIDEs/RCONFLICTs on the generic libgl name.
+python __anonymous() {
+ pkgconfig = (d.getVar('PACKAGECONFIG') or "").split()
+ for p in (("egl", "libegl", "libegl1"),
+ ("dri", "libgl", "libgl1"),
+ ("gles", "libgles1", "libglesv1-cm1"),
+ ("gles", "libgles2", "libglesv2-2"),
+ ("gles", "libgles3",)):
+ if not p[0] in pkgconfig:
+ continue
+ fullp = p[1] + "-mesa"
+ pkgs = " ".join(p[1:])
+ d.setVar("DEBIAN_NOAUTONAME_" + fullp, "1")
+ d.appendVar("RREPLACES_" + fullp, pkgs)
+ d.appendVar("RPROVIDES_" + fullp, pkgs)
+ d.appendVar("RCONFLICTS_" + fullp, pkgs)
+
+ d.appendVar("RRECOMMENDS_" + fullp, " mesa-megadriver")
+
+ # For -dev, the first element is both the Debian and original name
+ fullp += "-dev"
+ pkgs = p[1] + "-dev"
+ d.setVar("DEBIAN_NOAUTONAME_" + fullp, "1")
+ d.appendVar("RREPLACES_" + fullp, pkgs)
+ d.appendVar("RPROVIDES_" + fullp, pkgs)
+ d.appendVar("RCONFLICTS_" + fullp, pkgs)
+}
+
+python mesa_populate_packages() {
+ pkgs = ['mesa', 'mesa-dev', 'mesa-dbg']
+ for pkg in pkgs:
+ d.setVar("RPROVIDES_%s" % pkg, pkg.replace("mesa", "mesa-dri", 1))
+ d.setVar("RCONFLICTS_%s" % pkg, pkg.replace("mesa", "mesa-dri", 1))
+ d.setVar("RREPLACES_%s" % pkg, pkg.replace("mesa", "mesa-dri", 1))
+
+ import re
+ dri_drivers_root = oe.path.join(d.getVar('PKGD'), d.getVar('libdir'), "dri")
+ if os.path.isdir(dri_drivers_root):
+ dri_pkgs = os.listdir(dri_drivers_root)
+ lib_name = d.expand("${MLPREFIX}mesa-megadriver")
+ for p in dri_pkgs:
+ m = re.match(r'^(.*)_dri\.so$', p)
+ if m:
+ pkg_name = " ${MLPREFIX}mesa-driver-%s" % legitimize_package_name(m.group(1))
+ d.appendVar("RPROVIDES_%s" % lib_name, pkg_name)
+ d.appendVar("RCONFLICTS_%s" % lib_name, pkg_name)
+ d.appendVar("RREPLACES_%s" % lib_name, pkg_name)
+
+ pipe_drivers_root = os.path.join(d.getVar('libdir'), "gallium-pipe")
+ do_split_packages(d, pipe_drivers_root, r'^pipe_(.*)\.so$', 'mesa-driver-pipe-%s', 'Mesa %s pipe driver', extra_depends='')
+}
+
+PACKAGESPLITFUNCS_prepend = "mesa_populate_packages "
+
+PACKAGES_DYNAMIC += "^mesa-driver-.*"
+
+FILES_mesa-megadriver = "${libdir}/dri/* ${datadir}/drirc.d/00-mesa-defaults.conf"
+FILES_mesa-vulkan-drivers = "${libdir}/libvulkan_*.so ${datadir}/vulkan"
+FILES_libegl-mesa = "${libdir}/libEGL.so.*"
+FILES_libgbm = "${libdir}/libgbm.so.*"
+FILES_libgles1-mesa = "${libdir}/libGLESv1*.so.*"
+FILES_libgles2-mesa = "${libdir}/libGLESv2.so.*"
+FILES_libgl-mesa = "${libdir}/libGL.so.*"
+FILES_libglapi = "${libdir}/libglapi.so.*"
+FILES_libosmesa = "${libdir}/libOSMesa.so.*"
+FILES_libxatracker = "${libdir}/libxatracker.so.*"
+
+FILES_${PN}-dev = "${libdir}/pkgconfig/dri.pc ${includedir}/vulkan"
+FILES_libegl-mesa-dev = "${libdir}/libEGL.* ${includedir}/EGL ${includedir}/KHR ${libdir}/pkgconfig/egl.pc"
+FILES_libgbm-dev = "${libdir}/libgbm.* ${libdir}/pkgconfig/gbm.pc ${includedir}/gbm.h"
+FILES_libgl-mesa-dev = "${libdir}/libGL.* ${includedir}/GL ${libdir}/pkgconfig/gl.pc"
+FILES_libglapi-dev = "${libdir}/libglapi.*"
+FILES_libgles1-mesa-dev = "${libdir}/libGLESv1*.* ${includedir}/GLES ${libdir}/pkgconfig/glesv1*.pc"
+FILES_libgles2-mesa-dev = "${libdir}/libGLESv2.* ${includedir}/GLES2 ${libdir}/pkgconfig/glesv2.pc"
+FILES_libgles3-mesa-dev = "${includedir}/GLES3"
+FILES_libosmesa-dev = "${libdir}/libOSMesa.* ${includedir}/GL/osmesa.h ${libdir}/pkgconfig/osmesa.pc"
+FILES_libxatracker-dev = "${libdir}/libxatracker.so ${libdir}/libxatracker.la \
+ ${includedir}/xa_tracker.h ${includedir}/xa_composite.h ${includedir}/xa_context.h \
+ ${libdir}/pkgconfig/xatracker.pc"
+
+# Fix upgrade path from mesa to mesa-megadriver
+RREPLACES_mesa-megadriver = "mesa"
+RCONFLICTS_mesa-megadriver = "mesa"
+RPROVIDES_mesa-megadriver = "mesa"
--- /dev/null
+require ${BPN}.inc
+
+SRC_URI = "https://mesa.freedesktop.org/archive/mesa-${PV}.tar.xz \
+ file://0001-meson.build-check-for-all-linux-host_os-combinations.patch \
+ file://0002-meson.build-make-TLS-GLX-optional-again.patch \
+ file://0003-Allow-enable-DRI-without-DRI-drivers.patch \
+ "
+
+SRC_URI[md5sum] = "7dbb40b8d10e89bee0a5bfc85350647b"
+SRC_URI[sha256sum] = "2a369b7b48545c6486e7e44913ad022daca097c8bd937bf30dcf3f17a94d3496"
+
+UPSTREAM_CHECK_GITTAGREGEX = "mesa-(?P<pver>\d+(\.\d+)+)"
+
+#because we cannot rely on the fact that all apps will use pkgconfig,
+#make eglplatform.h independent of MESA_EGL_NO_X11_HEADER
+do_install_append() {
+ if ${@bb.utils.contains('PACKAGECONFIG', 'egl', 'true', 'false', d)}; then
+ sed -i -e 's/^#if defined(MESA_EGL_NO_X11_HEADERS)$/#if defined(MESA_EGL_NO_X11_HEADERS) || ${@bb.utils.contains('PACKAGECONFIG', 'x11', '0', '1', d)}/' ${D}${includedir}/EGL/eglplatform.h
+ fi
+}
Code Review / AGL / meta-agl.git / commitdiff