diff options
Diffstat (limited to 'basicsuite/qt5-everywhere/demos/shaders/import/shaderfilereader.cpp')
-rw-r--r-- | basicsuite/qt5-everywhere/demos/shaders/import/shaderfilereader.cpp | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/basicsuite/qt5-everywhere/demos/shaders/import/shaderfilereader.cpp b/basicsuite/qt5-everywhere/demos/shaders/import/shaderfilereader.cpp new file mode 100644 index 0000000..36a3632 --- /dev/null +++ b/basicsuite/qt5-everywhere/demos/shaders/import/shaderfilereader.cpp @@ -0,0 +1,90 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: For any questions to Digia, please use the contact form at +** http://qt.digia.com/ +** +** This file is part of the examples of the Qt Enterprise Embedded. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 Digia Plc and its Subsidiary(-ies) 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "shaderfilereader.h" +#include <QtCore/QFile> +#include <QtCore/QTextStream> + +ShaderFileReader::ShaderFileReader(QObject* parent) + : QObject(parent) +{ + if (qEnvironmentVariableIsEmpty("QT_SHADER_PATH")) + setenv("QT_SHADER_PATH", "/data/user/qt/Qt5Everywhere/demos/shaders/",1); +} + +ShaderFileReader::~ShaderFileReader() +{ +} + +void ShaderFileReader::setFragmentShaderFilename(const QString &name) +{ + m_fragmentShaderFilename = name; + Q_EMIT fragmentShaderFilenameChanged(); +} + +void ShaderFileReader::setVertexShaderFilename(const QString &name) +{ + m_vertexShaderFilename = name; + Q_EMIT vertexShaderFilenameChanged(); +} + +QString ShaderFileReader::fragmentShader() const +{ + return readShaderFile(m_fragmentShaderFilename); +} + +QString ShaderFileReader::vertexShader() const +{ + return readShaderFile(m_vertexShaderFilename); +} + +QString ShaderFileReader::readShaderFile(const QString &fileName) const +{ + QString content; + QString path = qgetenv("QT_SHADER_PATH"); + QFile file(path.append(fileName)); + if (file.open(QIODevice::ReadOnly)) { + QTextStream stream(&file); + content = stream.readAll(); + file.close(); + } + return content; +} + |