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/****************************************************************************
**
** 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 "qopenkodewindow.h"
#include "qopenkodeintegration.h"
#include "qopenkodeglintegration.h"
#include <KD/kd.h>
#include <KD/NV_display.h>
#include <EGL/egl.h>
#include <QtGui/qwidget.h>
#include <QtGui/private/qwidget_p.h>
#include <QtGui/private/qapplication_p.h>
#include <QtCore/QDebug>
QOpenKODEWindow::QOpenKODEWindow(QWidget *tlw)
: QPlatformWindow(tlw)
{
EGLint configAttrs[] = {
EGL_RED_SIZE, 1,
EGL_GREEN_SIZE, 1,
EGL_BLUE_SIZE, 1,
EGL_BUFFER_SIZE, 16,
EGL_DEPTH_SIZE, 0,
EGL_LEVEL, 0,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
// #ifdef EGL_NV_coverage_sample
// EGL_COVERAGE_BUFFERS_NV, 1,
// EGL_COVERAGE_SAMPLES_NV, 5,
// #endif
EGL_ALPHA_SIZE, 0,
// EGL_LUMINANCE_SIZE, 0,
EGL_ALPHA_MASK_SIZE, 0,
EGL_SAMPLES, 0,
EGL_SAMPLE_BUFFERS, 0,
// EGL_STENCIL_SIZE, 0,
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_TRANSPARENT_TYPE, EGL_NONE,
EGL_NONE
};
m_eglContextAttrs.append(EGL_CONTEXT_CLIENT_VERSION);
m_eglContextAttrs.append(2);
m_eglContextAttrs.append(EGL_NONE);
// m_eglWindowAttrs.append(EGL_RENDER_BUFFER);
// m_eglWindowAttrs.append(EGL_BACK_BUFFER);
m_eglWindowAttrs.append(EGL_NONE);
m_eglApi = EGL_OPENGL_ES_API;
eglBindAPI(m_eglApi);
QList<QPlatformScreen *> screens = QApplicationPrivate::platformIntegration()->screens();
//XXXX: jl figure out how to pick the correct screen.
// Q_ASSERT(screens.size() > tlw->d_func()->screenNumber);
// QOpenKODEScreen *screen = qobject_cast<QOpenKODEScreen *>(screens.at(tlw->d_func()->screenNumber));
QOpenKODEScreen *screen = qobject_cast<QOpenKODEScreen *>(screens.at(0));
if (!screen) {
qErrnoWarning("Could not make QOpenKODEWindow without a screen");
}
EGLint configCount;
// Find out how many configurations suit our needs
EGLBoolean eglStatus = eglChooseConfig(screen->eglDisplay(), configAttrs,
KD_NULL, 0, &configCount);
if (!eglStatus || !configCount) {
qErrnoWarning("EGL failed to return any matching configurations");
}
qDebug() << "config count" << configCount;
// Allocate room for the list of matching configurations
EGLConfig *configList = (EGLConfig*)kdMalloc(configCount * sizeof(EGLConfig));
if (!configList) {
qErrnoWarning("kdMalloc failure obtaining configuration list");
}
// Obtain the configuration list from EGL
eglStatus = eglChooseConfig(screen->eglDisplay(), configAttrs,
configList, configCount, &configCount);
if (!eglStatus || !configCount) {
qErrnoWarning("EGL failed to populate configuration list");
}
// Select an EGL configuration that matches the native window
m_eglConfig = configList[11];
kdFree(configList);//free the list not the configs
m_kdWindow = kdCreateWindow(screen->eglDisplay(),
m_eglConfig,
KD_NULL);
if (!m_kdWindow) {
qErrnoWarning(kdGetError(), "Error creating native window");
return;
}
const KDint windowSize[2] = { tlw->width(), tlw->height()-1 };
if (kdSetWindowPropertyiv(m_kdWindow, KD_WINDOWPROPERTY_SIZE, windowSize)) {
qErrnoWarning(kdGetError(), "Could not set native window size");
return;
}
KDboolean visibillity(false);
if (kdSetWindowPropertybv(m_kdWindow, KD_WINDOWPROPERTY_VISIBILITY, &visibillity)) {
qErrnoWarning(kdGetError(), "Could not set visibillity to false");
}
const KDint windowPos[2] = { tlw->x(), tlw->y() };
if (kdSetWindowPropertyiv(m_kdWindow, KD_WINDOWPROPERTY_DESKTOP_OFFSET_NV, windowPos)) {
qErrnoWarning(kdGetError(), "Could not set native window position");
return;
}
if (kdRealizeWindow(m_kdWindow, &m_eglWindow)) {
qErrnoWarning(kdGetError(), "Could not realize native window");
return;
}
KDint32 layer = 1;
kdGetWindowPropertyiv(m_kdWindow,KD_WINDOWPROPERTY_DESKTOP_LAYER_NV,&layer);
qDebug() << "LAYER:" << layer;
EGLSurface surface = eglCreateWindowSurface(screen->eglDisplay(),m_eglConfig,m_eglWindow,m_eglWindowAttrs.constData());
m_platformGlContext = new QEGLPlatformContext(screen->eglDisplay(), m_eglConfig,
m_eglContextAttrs.data(), surface, m_eglApi);
}
QOpenKODEWindow::~QOpenKODEWindow()
{
qDebug() << "destroying window" << m_kdWindow;
delete m_platformGlContext;
kdDestroyWindow(m_kdWindow);
}
void QOpenKODEWindow::setGeometry(const QRect &rect)
{
qDebug() << "setting geo";
const QRect geo = geometry();
if (geo.size() != rect.size()) {
const KDint windowSize[2] = { rect.width(), rect.height() -1 };
if (kdSetWindowPropertyiv(m_kdWindow, KD_WINDOWPROPERTY_SIZE, windowSize)) {
qErrnoWarning(kdGetError(), "Could not set native window size");
//return;
}
}
if (geo.topLeft() != rect.topLeft()) {
const KDint windowPos[2] = { rect.x(), rect.y() };
if (kdSetWindowPropertyiv(m_kdWindow, KD_WINDOWPROPERTY_DESKTOP_OFFSET_NV, windowPos)) {
qErrnoWarning(kdGetError(), "Could not set native window position");
//return;
}
}
//need to recreate context
delete m_platformGlContext;
QList<QPlatformScreen *> screens = QApplicationPrivate::platformIntegration()->screens();
QOpenKODEScreen *screen = qobject_cast<QOpenKODEScreen *>(screens.at(0));
EGLSurface surface = eglCreateWindowSurface(screen->eglDisplay(),m_eglConfig,m_eglWindow,m_eglWindowAttrs.constData());
m_platformGlContext = new QEGLPlatformContext(screen->eglDisplay(),m_eglConfig,
m_eglContextAttrs.data(),surface,m_eglApi);
}
void QOpenKODEWindow::setVisible(bool visible)
{
KDboolean visibillity(visible);
if (kdSetWindowPropertybv(m_kdWindow, KD_WINDOWPROPERTY_VISIBILITY, &visibillity)) {
qErrnoWarning(kdGetError(), "Could not set visibillity to false");
}
}
QPlatformGLContext *QOpenKODEWindow::glContext()
{
return m_platformGlContext;
}
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