From 08f9b552c3735e15f9bf58ab5908652b06e47e88 Mon Sep 17 00:00:00 2001
From: Laszlo Agocs <laszlo.agocs@digia.com>
Date: Thu, 26 Jun 2014 15:08:47 +0200
Subject: Avoid direct GL calls in Qt Quick examples and tests

Change-Id: I204a5513708aeff5cae00d06d4f0c27c20a13ace
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Reviewed-by: Gunnar Sletta <gunnar.sletta@jollamobile.com>
---
 examples/quick/scenegraph/openglunderqml/squircle.cpp        | 2 ++
 examples/quick/scenegraph/openglunderqml/squircle.h          | 3 ++-
 examples/quick/scenegraph/shared/logorenderer.cpp            | 2 ++
 examples/quick/scenegraph/shared/logorenderer.h              | 5 +++--
 examples/quick/scenegraph/textureinthread/threadrenderer.cpp | 4 ++--
 5 files changed, 11 insertions(+), 5 deletions(-)

(limited to 'examples/quick')

diff --git a/examples/quick/scenegraph/openglunderqml/squircle.cpp b/examples/quick/scenegraph/openglunderqml/squircle.cpp
index 91d69c90a4..5be12e6b62 100644
--- a/examples/quick/scenegraph/openglunderqml/squircle.cpp
+++ b/examples/quick/scenegraph/openglunderqml/squircle.cpp
@@ -91,6 +91,8 @@ void Squircle::handleWindowChanged(QQuickWindow *win)
 void Squircle::paint()
 {
     if (!m_program) {
+        initializeOpenGLFunctions();
+
         m_program = new QOpenGLShaderProgram();
         m_program->addShaderFromSourceCode(QOpenGLShader::Vertex,
                                            "attribute highp vec4 vertices;"
diff --git a/examples/quick/scenegraph/openglunderqml/squircle.h b/examples/quick/scenegraph/openglunderqml/squircle.h
index 449e02bbf1..203a174f3c 100644
--- a/examples/quick/scenegraph/openglunderqml/squircle.h
+++ b/examples/quick/scenegraph/openglunderqml/squircle.h
@@ -44,9 +44,10 @@
 
 #include <QtQuick/QQuickItem>
 #include <QtGui/QOpenGLShaderProgram>
+#include <QtGui/QOpenGLFunctions>
 
 //! [1]
-class Squircle : public QQuickItem
+class Squircle : public QQuickItem, protected QOpenGLFunctions
 {
     Q_OBJECT
 
diff --git a/examples/quick/scenegraph/shared/logorenderer.cpp b/examples/quick/scenegraph/shared/logorenderer.cpp
index 4c5927b543..afe73155b5 100644
--- a/examples/quick/scenegraph/shared/logorenderer.cpp
+++ b/examples/quick/scenegraph/shared/logorenderer.cpp
@@ -66,6 +66,8 @@ void LogoRenderer::paintQtLogo()
 
 void LogoRenderer::initialize()
 {
+    initializeOpenGLFunctions();
+
     glClearColor(0.1f, 0.1f, 0.2f, 1.0f);
 
     QOpenGLShader *vshader1 = new QOpenGLShader(QOpenGLShader::Vertex, &program1);
diff --git a/examples/quick/scenegraph/shared/logorenderer.h b/examples/quick/scenegraph/shared/logorenderer.h
index 48fbf87203..abc95439f7 100644
--- a/examples/quick/scenegraph/shared/logorenderer.h
+++ b/examples/quick/scenegraph/shared/logorenderer.h
@@ -44,12 +44,13 @@
 #include <QtGui/qvector3d.h>
 #include <QtGui/qmatrix4x4.h>
 #include <QtGui/qopenglshaderprogram.h>
+#include <QtGui/qopenglfunctions.h>
 
 #include <QTime>
 #include <QVector>
 
-class LogoRenderer {
-
+class LogoRenderer : protected QOpenGLFunctions
+{
 public:
     LogoRenderer();
     ~LogoRenderer();
diff --git a/examples/quick/scenegraph/textureinthread/threadrenderer.cpp b/examples/quick/scenegraph/textureinthread/threadrenderer.cpp
index 7ae47108f1..270a7f4323 100644
--- a/examples/quick/scenegraph/textureinthread/threadrenderer.cpp
+++ b/examples/quick/scenegraph/textureinthread/threadrenderer.cpp
@@ -93,14 +93,14 @@ public slots:
         }
 
         m_renderFbo->bind();
-        glViewport(0, 0, m_size.width(), m_size.height());
+        context->functions()->glViewport(0, 0, m_size.width(), m_size.height());
 
         m_logoRenderer->render();
 
         // We need to flush the contents to the FBO before posting
         // the texture to the other thread, otherwise, we might
         // get unexpected results.
-        glFlush();
+        context->functions()->glFlush();
 
         m_renderFbo->bindDefault();
         qSwap(m_renderFbo, m_displayFbo);
-- 
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