diff options
Diffstat (limited to 'examples/widgets/graphicsview/boxes/marble.fsh')
-rw-r--r-- | examples/widgets/graphicsview/boxes/marble.fsh | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/examples/widgets/graphicsview/boxes/marble.fsh b/examples/widgets/graphicsview/boxes/marble.fsh deleted file mode 100644 index c0b1980a67..0000000000 --- a/examples/widgets/graphicsview/boxes/marble.fsh +++ /dev/null @@ -1,80 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the demonstration applications of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -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); -} |