diff options
Diffstat (limited to 'src/Runtime/ogl-runtime/res/effectlib/random255.glsllib')
m--------- | src/Runtime/ogl-runtime | 0 | ||||
-rw-r--r-- | src/Runtime/ogl-runtime/res/effectlib/random255.glsllib | 56 |
2 files changed, 0 insertions, 56 deletions
diff --git a/src/Runtime/ogl-runtime b/src/Runtime/ogl-runtime new file mode 160000 +Subproject 2025912174c4cf99270b7439ec3b021e1d089ae diff --git a/src/Runtime/ogl-runtime/res/effectlib/random255.glsllib b/src/Runtime/ogl-runtime/res/effectlib/random255.glsllib deleted file mode 100644 index ef586a78..00000000 --- a/src/Runtime/ogl-runtime/res/effectlib/random255.glsllib +++ /dev/null @@ -1,56 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2014 NVIDIA Corporation. -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt 3D Studio. -** -** $QT_BEGIN_LICENSE:GPL$ -** 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. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 or (at your option) any later version -** approved by the KDE Free Qt Foundation. The licenses are as published by -** the Free Software Foundation and appearing in the file LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -// random [0..255] calculated by some simple Linear Congruential Generator (LCG) -// Verfied, that each function is just a permutation of {0,...,255}, that is, with 0<=x<=255, each value in [0,255] is returned once -int random255X( in int x ) -{ - return( ( ( 8365 * ( x & 0xFF ) + 32285 ) >> 0 ) & 0xFF ); -} - -int random255Y( in int x ) -{ - return( ( ( 3152 * ( x & 0xFF ) + 11819 ) >> 4 ) & 0xFF ); -} - -int random255Z( in int x ) -{ - return( ( ( 119 * ( x & 0xFF ) + 18747 ) >> 0 ) & 0xFF ); -} - -int random255W( in int x ) -{ - return( ( ( 26814 * ( x & 0xFF ) + 9642 ) >> 1 ) & 0xFF ); -} - -ivec3 random255XYZ( in ivec3 xyz ) -{ - return( ivec3( random255X( xyz.x ), random255Y( xyz.y ), random255Z( xyz.z ) ) ); -} |