Refactored the eglfs plugin

seperated the functionality into different files, and made the
paintdevice belong to the windowsurface. Everything really belongs to
the screen, since everything is full screen but, this makes it more on
par with the other plugins.

1 files changed, 174 insertions, 0 deletions

diff --git a/src/plugins/platforms/eglfs/qeglfsscreen.cpp b/src/plugins/platforms/eglfs/qeglfsscreen.cpp
new file mode 100644
index 0000000..a390106
--- /dev/null
+++ b/src/plugins/platforms/eglfs/qeglfsscreen.cpp
@@ -0,0 +1,174 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtOpenVG module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://www.qtsoftware.com/contact.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include "qeglfsscreen.h"
+
+#include "../eglconvenience/qeglconvenience.h"
+#include "../eglconvenience/qeglplatformcontext.h"
+
+#ifdef Q_OPENKODE
+#include <KD/kd.h>
+#include <KD/NV_initialize.h>
+#endif //Q_OPENKODE
+
+QT_BEGIN_NAMESPACE
+
+#ifdef QEGL_EXTRA_DEBUG
+struct AttrInfo { EGLint attr; const char *name; };
+static struct AttrInfo attrs[] = {
+    {EGL_BUFFER_SIZE, "EGL_BUFFER_SIZE"},
+    {EGL_ALPHA_SIZE, "EGL_ALPHA_SIZE"},
+    {EGL_BLUE_SIZE, "EGL_BLUE_SIZE"},
+    {EGL_GREEN_SIZE, "EGL_GREEN_SIZE"},
+    {EGL_RED_SIZE, "EGL_RED_SIZE"},
+    {EGL_DEPTH_SIZE, "EGL_DEPTH_SIZE"},
+    {EGL_STENCIL_SIZE, "EGL_STENCIL_SIZE"},
+    {EGL_CONFIG_CAVEAT, "EGL_CONFIG_CAVEAT"},
+    {EGL_CONFIG_ID, "EGL_CONFIG_ID"},
+    {EGL_LEVEL, "EGL_LEVEL"},
+    {EGL_MAX_PBUFFER_HEIGHT, "EGL_MAX_PBUFFER_HEIGHT"},
+    {EGL_MAX_PBUFFER_PIXELS, "EGL_MAX_PBUFFER_PIXELS"},
+    {EGL_MAX_PBUFFER_WIDTH, "EGL_MAX_PBUFFER_WIDTH"},
+    {EGL_NATIVE_RENDERABLE, "EGL_NATIVE_RENDERABLE"},
+    {EGL_NATIVE_VISUAL_ID, "EGL_NATIVE_VISUAL_ID"},
+    {EGL_NATIVE_VISUAL_TYPE, "EGL_NATIVE_VISUAL_TYPE"},
+    {EGL_SAMPLES, "EGL_SAMPLES"},
+    {EGL_SAMPLE_BUFFERS, "EGL_SAMPLE_BUFFERS"},
+    {EGL_SURFACE_TYPE, "EGL_SURFACE_TYPE"},
+    {EGL_TRANSPARENT_TYPE, "EGL_TRANSPARENT_TYPE"},
+    {EGL_TRANSPARENT_BLUE_VALUE, "EGL_TRANSPARENT_BLUE_VALUE"},
+    {EGL_TRANSPARENT_GREEN_VALUE, "EGL_TRANSPARENT_GREEN_VALUE"},
+    {EGL_TRANSPARENT_RED_VALUE, "EGL_TRANSPARENT_RED_VALUE"},
+    {EGL_BIND_TO_TEXTURE_RGB, "EGL_BIND_TO_TEXTURE_RGB"},
+    {EGL_BIND_TO_TEXTURE_RGBA, "EGL_BIND_TO_TEXTURE_RGBA"},
+    {EGL_MIN_SWAP_INTERVAL, "EGL_MIN_SWAP_INTERVAL"},
+    {EGL_MAX_SWAP_INTERVAL, "EGL_MAX_SWAP_INTERVAL"},
+    {-1, 0}};
+#endif //QEGL_EXTRA_DEBUG
+
+QEglFSScreen::QEglFSScreen(EGLNativeDisplayType display)
+    : m_depth(16), m_format(QImage::Format_RGB16), m_platformContext(0)
+{
+#ifdef QEGL_EXTRA_DEBUG
+    qWarning("QEglScreen %p\n", this);
+#endif
+
+    EGLint major, minor;
+#ifdef QEGL_EXTRA_DEBUG
+    EGLint index;
+#endif
+    if (!eglBindAPI(EGL_OPENGL_ES_API)) {
+        qWarning("Could not bind GL_ES API\n");
+        qFatal("EGL error");
+    }
+
+    m_dpy = eglGetDisplay(display);
+    if (m_dpy == EGL_NO_DISPLAY) {
+        qWarning("Could not open egl display\n");
+        qFatal("EGL error");
+    }
+    qWarning("Opened display %p\n", m_dpy);
+
+    if (!eglInitialize(m_dpy, &major, &minor)) {
+        qWarning("Could not initialize egl display\n");
+        qFatal("EGL error");
+    }
+
+    qWarning("Initialized display %d %d\n", major, minor);
+
+    QPlatformWindowFormat platformFormat;
+    platformFormat.setDepth(16);
+    platformFormat.setWindowApi(QPlatformWindowFormat::OpenGL);
+    platformFormat.setRedBufferSize(8);
+    platformFormat.setGreenBufferSize(8);
+    platformFormat.setBlueBufferSize(8);
+    EGLConfig config = q_configFromQPlatformWindowFormat(m_dpy, platformFormat);
+
+    EGLNativeWindowType eglWindow = 0;
+#ifdef Q_OPENKODE
+    if (kdInitializeNV() == KD_ENOTINITIALIZED) {
+        qFatal("Did not manage to initialize openkode");
+    }
+    KDWindow *window = kdCreateWindow(m_dpy,config,0);
+
+    kdRealizeWindow(window,&eglWindow);
+#endif
+
+    m_surface = eglCreateWindowSurface(m_dpy, config, eglWindow, NULL);
+    if (m_surface == EGL_NO_SURFACE) {
+        qWarning("Could not create the egl surface: error = 0x%x\n", eglGetError());
+        eglTerminate(m_dpy);
+        qFatal("EGL error");
+    }
+    //    qWarning("Created surface %dx%d\n", w, h);
+
+#ifdef QEGL_EXTRA_DEBUG
+    qWarning("Configuration %d matches requirements\n", (int)config);
+
+    for (index = 0; attrs[index].attr != -1; ++index) {
+        EGLint value;
+        if (eglGetConfigAttrib(m_dpy, config, attrs[index].attr, &value)) {
+            qWarning("\t%s: %d\n", attrs[index].name, (int)value);
+        }
+    }
+    qWarning("\n");
+#endif
+
+    EGLint temp;
+    EGLint attribList[32];
+
+    temp = 0;
+
+    attribList[temp++] = EGL_CONTEXT_CLIENT_VERSION;
+    attribList[temp++] = 2; // GLES version 2
+    attribList[temp++] = EGL_NONE;
+
+    m_platformContext = new QEGLPlatformContext(m_dpy,config,attribList,m_surface,EGL_OPENGL_ES_API);
+
+//    qWarning("Created platformcontext");
+    EGLint w,h;
+
+    eglQuerySurface(m_dpy, m_surface, EGL_WIDTH, &w);
+    eglQuerySurface(m_dpy, m_surface, EGL_HEIGHT, &h);
+
+    m_geometry = QRect(0,0,w,h);
+}
+
+QT_END_NAMESPACE