1 files changed, 0 insertions, 167 deletions
diff --git a/examples/opengl/qopenglwindow/background_renderer.cpp b/examples/opengl/qopenglwindow/background_renderer.cpp
deleted file mode 100644
index 5939894dfe..0000000000
--- a/examples/opengl/qopenglwindow/background_renderer.cpp
+++ /dev/null
@@ -1,167 +0,0 @@
-// Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-
-#include "background_renderer.h"
-
-#include <qmath.h>
-#include <QFileInfo>
-#include <QTime>
-
-#include <QOpenGLShaderProgram>
-#include <QOpenGLContext>
-#include <QOpenGLFunctions>
-
-#include <math.h>
-
-static const char vertex_shader[] =
-    "attribute highp vec3 vertexCoord;"
-    "void main() {"
-    "   gl_Position = vec4(vertexCoord,1.0);"
-    "}";
-
-static const char fragment_shader[] =
-    "void main() {"
-    "   gl_FragColor = vec4(0.0,1.0,0.0,1.0);"
-    "}";
-
-static const float vertices[] = { -1, -1, 0,
-                                  -1,  1, 0,
-                                  1, -1, 0,
-                                  1,  1, 0 };
-
-FragmentToy::FragmentToy(const QString &fragmentSource, QObject *parent)
-    : QObject(parent)
-    , m_recompile_shaders(true)
-{
-    if (QFile::exists(fragmentSource)) {
-        QFileInfo info(fragmentSource);
-        m_fragment_file_last_modified = info.lastModified();
-        m_fragment_file = fragmentSource;
-#if QT_CONFIG(filesystemwatcher)
-        m_watcher.addPath(info.canonicalPath());
-        QObject::connect(&m_watcher, &QFileSystemWatcher::directoryChanged, this, &FragmentToy::fileChanged);
-#endif
-    }
-}
-
-FragmentToy::~FragmentToy()
-    = default;
-
-void FragmentToy::draw(const QSize &windowSize)
-{
-    if (!m_program)
-        initializeOpenGLFunctions();
-
-    glDisable(GL_STENCIL_TEST);
-    glDisable(GL_DEPTH_TEST);
-
-    glClearColor(0, 0, 0, 1);
-    glClear(GL_COLOR_BUFFER_BIT);
-    if (!m_vao.isCreated())
-        m_vao.create();
-
-    QOpenGLVertexArrayObject::Binder binder(&m_vao);
-
-    if (!m_vertex_buffer.isCreated()) {
-        m_vertex_buffer.create();
-        m_vertex_buffer.bind();
-        m_vertex_buffer.allocate(vertices, sizeof(vertices));
-        m_vertex_buffer.release();
-    }
-
-    if (!m_program) {
-        m_program.reset(new QOpenGLShaderProgram);
-        m_program->create();
-        m_vertex_shader.reset(new QOpenGLShader(QOpenGLShader::Vertex));
-        if (!m_vertex_shader->compileSourceCode(vertex_shader)) {
-            qWarning() << "Failed to compile the vertex shader:" << m_vertex_shader->log();
-        }
-        if (!m_program->addShader(m_vertex_shader.get())) {
-            qWarning() << "Failed to add vertex shader to program:" << m_program->log();
-        }
-    }
-
-    if (!m_fragment_shader && m_recompile_shaders) {
-        QByteArray data;
-        if (m_fragment_file.size()) {
-            QFile file(m_fragment_file);
-            if (file.open(QIODevice::ReadOnly)) {
-                data = file.readAll();
-            } else {
-                qWarning() << "Failed to load input file, falling back to default";
-                data = QByteArray::fromRawData(fragment_shader, sizeof(fragment_shader));
-            }
-        } else {
-            QFile qrcFile(":/background.frag");
-            if (qrcFile.open(QIODevice::ReadOnly))
-                data = qrcFile.readAll();
-            else
-                data = QByteArray::fromRawData(fragment_shader, sizeof(fragment_shader));
-        }
-        if (data.size()) {
-            m_fragment_shader.reset(new QOpenGLShader(QOpenGLShader::Fragment));
-            if (!m_fragment_shader->compileSourceCode(data)) {
-                qWarning() << "Failed to compile fragment shader:" << m_fragment_shader->log();
-                m_fragment_shader.reset(nullptr);
-            }
-        } else {
-            qWarning() << "Unknown error, no fragment shader";
-        }
-
-        if (m_fragment_shader) {
-            if (!m_program->addShader(m_fragment_shader.get())) {
-                qWarning() << "Failed to add fragment shader to program:" << m_program->log();
-            }
-        }
-    }
-
-    if (m_recompile_shaders) {
-        m_recompile_shaders = false;
-
-        if (m_program->link()) {
-            m_vertex_coord_pos = m_program->attributeLocation("vertexCoord");
-        } else {
-            qWarning() << "Failed to link shader program" << m_program->log();
-        }
-
-    }
-
-    if (!m_program->isLinked())
-        return;
-
-    m_program->bind();
-
-    m_vertex_buffer.bind();
-    m_program->setAttributeBuffer("vertexCoord", GL_FLOAT, 0, 3, 0);
-    m_program->enableAttributeArray("vertexCoord");
-    m_vertex_buffer.release();
-
-    m_program->setUniformValue("currentTime", (uint) QDateTime::currentMSecsSinceEpoch());
-    m_program->setUniformValue("windowSize", windowSize);
-
-    QOpenGLContext::currentContext()->functions()->glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
-
-    m_program->release();
-}
-
-void FragmentToy::fileChanged(const QString &path)
-{
-    Q_UNUSED(path);
-    if (QFile::exists(m_fragment_file)) {
-        QFileInfo fragment_source(m_fragment_file);
-        if (fragment_source.lastModified() > m_fragment_file_last_modified) {
-            m_fragment_file_last_modified = fragment_source.lastModified();
-            m_recompile_shaders = true;
-            if (m_program) {
-                m_program->removeShader(m_fragment_shader.get());
-                m_fragment_shader.reset(nullptr);
-            }
-        }
-    } else {
-        m_recompile_shaders = true;
-        if (m_program) {
-            m_program->removeShader(m_fragment_shader.get());
-            m_fragment_shader.reset(nullptr);
-        }
-    }
-}