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Diffstat (limited to 'demos/boxes/marble.fsh')
-rw-r--r-- | demos/boxes/marble.fsh | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/demos/boxes/marble.fsh b/demos/boxes/marble.fsh deleted file mode 100644 index 170ec3abef..0000000000 --- a/demos/boxes/marble.fsh +++ /dev/null @@ -1,71 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the demonstration applications of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -varying vec3 position, normal; -varying vec4 specular, ambient, diffuse, lightDirection; - -uniform sampler2D tex; -uniform sampler3D noise; - -//const vec4 marbleColors[2] = {vec4(0.9, 0.9, 0.9, 1), vec4(0.6, 0.5, 0.5, 1)}; -uniform vec4 marbleColors[2]; - -void main() -{ - float turbulence = 0.0; - float scale = 1.0; - for (int i = 0; i < 4; ++i) { - turbulence += scale * (texture3D(noise, 0.125 * gl_TexCoord[1].xyz / scale).x - 0.5); - scale *= 0.5; - } - - vec3 N = normalize(normal); - // assume directional light - - gl_MaterialParameters M = gl_FrontMaterial; - - float NdotL = dot(N, lightDirection.xyz); - float RdotL = dot(reflect(normalize(position), N), lightDirection.xyz); - - vec4 unlitColor = mix(marbleColors[0], marbleColors[1], exp(-4.0 * abs(turbulence))); - gl_FragColor = (ambient + diffuse * max(NdotL, 0.0)) * unlitColor + - M.specular * specular * pow(max(RdotL, 0.0), M.shininess); -} |