int OpenGLView::initGL()
{
int numberDisplays;
int numberModes;
int returnCode;
EGLBoolean status;
int type;
EGLint attributes[] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE };
EGLint attrib_list[]= { EGL_RED_SIZE, 8,
EGL_GREEN_SIZE, 8,
EGL_BLUE_SIZE, 8,
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES_BIT,
EGL_NONE};
// try this first as it will fail if an HDMI display is not attached
if (m_api == GL_ES_2) {
m_egl_ctx = eglCreateContext(m_egl_disp, m_egl_conf, EGL_NO_CONTEXT, attributes);
} else {
m_egl_ctx = eglCreateContext(m_egl_disp, m_egl_conf, EGL_NO_CONTEXT, NULL);
}
if (m_egl_ctx == EGL_NO_CONTEXT) {
perror("eglCreateContext");
return EXIT_FAILURE;
}
screen_get_context_property_iv(m_screen_ctx, SCREEN_PROPERTY_DISPLAY_COUNT, &numberDisplays);
m_screen_dpy = (screen_display_t *)calloc(numberDisplays, sizeof(screen_display_t));
screen_get_context_property_pv(m_screen_ctx, SCREEN_PROPERTY_DISPLAYS, (void **)m_screen_dpy);
for (int index = 0; index < numberDisplays; index++) {
int displayID;
returnCode = screen_get_display_property_iv(m_screen_dpy[index], SCREEN_PROPERTY_ID, (int *)&displayID);
if (returnCode) {
perror("display ID");
return EXIT_FAILURE;
} else {
if (displayID == m_display) {
screen_get_display_property_iv(m_screen_dpy[index], SCREEN_PROPERTY_TYPE, &type);
if (type == SCREEN_DISPLAY_TYPE_HDMI) {
returnCode = screen_create_window(&m_screen_win, m_screen_ctx);
if (returnCode) {
perror("screen_create_window");
return EXIT_FAILURE;
}
} else {
returnCode = screen_create_window_type(&m_screen_win, m_screen_ctx, SCREEN_CHILD_WINDOW);
if (returnCode) {
perror("screen_create_window (child window)");
return EXIT_FAILURE;
}
}
if (type == SCREEN_DISPLAY_TYPE_HDMI) {
returnCode = screen_set_window_property_pv(m_screen_win, SCREEN_PROPERTY_DISPLAY, (void **)&(m_screen_dpy[index]));
if (returnCode) {
perror("window display");
return EXIT_FAILURE;
}
}
}
}
}
qDebug() << "OpenGLView::initialize: "<< m_screen_ctx << ":" << m_egl_disp << ":" << m_egl_conf << ":" << m_egl_ctx << ":" << m_screen_win;
int format = SCREEN_FORMAT_RGBA8888;
returnCode = screen_set_window_property_iv(m_screen_win, SCREEN_PROPERTY_FORMAT, &format);
if (returnCode) {
perror("screen_set_window_property_iv(SCREEN_PROPERTY_FORMAT)");
return EXIT_FAILURE;
}
if (m_transparency > 0) {
returnCode = setWindowTransparency(m_transparency);
if (returnCode) {
perror("transparency");
return EXIT_FAILURE;
}
}
returnCode = screen_get_window_property_pv(m_screen_win, SCREEN_PROPERTY_DISPLAY, (void **)&m_screen_disp);
if (returnCode) {
perror("screen_get_window_property_pv");
return EXIT_FAILURE;
}
int angle = atoi(getenv("ORIENTATION"));
screen_get_display_property_iv(m_screen_disp, SCREEN_PROPERTY_MODE_COUNT, &numberModes);
m_screen_modes = (screen_display_mode_t *)calloc(numberModes, sizeof(screen_display_mode_t));
returnCode = screen_get_display_property_pv(m_screen_disp, SCREEN_PROPERTY_MODE, (void**)m_screen_modes);
if (returnCode) {
perror("screen modes");
return EXIT_FAILURE;
}
int dpi = calculateDPI();
if (dpi == EXIT_FAILURE) {
fprintf(stderr, "Unable to calculate dpi\n");
return EXIT_FAILURE;
}
returnCode = setWindowPosition(m_x, m_y);
if (returnCode) {
perror("window position");
return EXIT_FAILURE;
}
returnCode = setWindowSize(m_width, m_height);
if (returnCode) {
perror("window size");
return EXIT_FAILURE;
}
returnCode = setWindowZ(m_z);
if (returnCode) {
perror("z order");
return EXIT_FAILURE;
}
returnCode = setWindowBufferSize(m_width, m_height);
if (returnCode) {
perror("buffer size");
return EXIT_FAILURE;
}
returnCode = setWindowAngle(m_angle);
if (returnCode) {
perror("angle");
return EXIT_FAILURE;
}
returnCode = screen_create_window_buffers(m_screen_win, m_nbuffers);
if (returnCode) {
perror("screen_create_window_buffers");
return EXIT_FAILURE;
}
if (m_api == GL_ES_1) {
m_usage = SCREEN_USAGE_OPENGL_ES1 | SCREEN_USAGE_ROTATION;
} else if (m_api == GL_ES_2) {
attrib_list[9] = EGL_OPENGL_ES2_BIT;
m_usage = SCREEN_USAGE_OPENGL_ES2 | SCREEN_USAGE_ROTATION;
} else if (m_api == VG) {
attrib_list[9] = EGL_OPENVG_BIT;
m_usage = SCREEN_USAGE_OPENVG | SCREEN_USAGE_ROTATION;
} else {
fprintf(stderr, "invalid api setting\n");
return EXIT_FAILURE;
}
returnCode = setWindowUsage(m_usage);
if (returnCode) {
perror("screen_set_window_property_iv(window usage)");
return EXIT_FAILURE;
}
qDebug() << "OpenGLView::initGL:eglCreateContext "<< m_egl_ctx;
m_egl_surf = eglCreateWindowSurface(m_egl_disp, m_egl_conf, m_screen_win, NULL);
if (m_egl_surf == EGL_NO_SURFACE) {
OpenGLThread::eglPrintError("eglCreateWindowSurface");
return EXIT_FAILURE;
}
getGLContext();
EGLint interval = 1;
status = eglSwapInterval(m_egl_disp, interval);
if (status != EGL_TRUE) {
OpenGLThread::eglPrintError("eglSwapInterval");
return EXIT_FAILURE;
}
status = eglQuerySurface(m_egl_disp, m_egl_surf, EGL_WIDTH, &m_surface_width);
if (status != EGL_TRUE) {
perror("query surface width");
return EXIT_FAILURE;
}
status = eglQuerySurface(m_egl_disp, m_egl_surf, EGL_HEIGHT, &m_surface_height);
if (status != EGL_TRUE) {
perror("query surface height");
return EXIT_FAILURE;
}
returnCode = joinWindowGroup(m_group);
if (returnCode) {
perror("window group");
return EXIT_FAILURE;
}
returnCode = setScreenWindowID(m_id);
if (returnCode) {
perror("window ID");
return EXIT_FAILURE;
}
qDebug() << "OpenGLView::initGL: "<< angle << ":" << numberModes << ":" << m_screen_modes[0].width << ":" << m_screen_modes[0].height << ":" << m_egl_disp << ":" << dpi;
setInitialized(true);
return EXIT_SUCCESS;
}
int NativeWindow::initialize(bool _createFullWindow)
{
int returnCode;
int numberModes;
screen_display_mode_t* screenModes;
int type;
if (_createFullWindow) {
returnCode = screen_create_window(&_screenWindow, _screenContext);
qDebug() << "NativeWindow::initialize: _screenWindow (full window): " << ":" << _screenWindow << ":" << _screenContext << ":" << returnCode;
if (returnCode) {
perror("screen_create_window");
return EXIT_FAILURE;
}
} else {
returnCode = screen_create_window_type(&_screenWindow, _screenContext, SCREEN_CHILD_WINDOW);
qDebug() << "NativeWindow::initialize: _screenWindow (child window): " << _screenWindow << ":" << returnCode;
if (returnCode) {
perror("screen_create_window (child window)");
return EXIT_FAILURE;
}
}
_displaysMutex.lock();
if (_screenDisplays) {
free (_screenDisplays);
}
// try this first as it will fail if an HDMI display is not attached
screen_get_context_property_iv(_screenContext, SCREEN_PROPERTY_DISPLAY_COUNT, &_numberDisplays);
_screenDisplays = (screen_display_t *)calloc(_numberDisplays, sizeof(screen_display_t));
screen_get_context_property_pv(_screenContext, SCREEN_PROPERTY_DISPLAYS, (void **)_screenDisplays);
for (int index = 0; index < _numberDisplays; index++) {
int displayID;
returnCode = screen_get_display_property_iv(_screenDisplays[index], SCREEN_PROPERTY_ID, (int *)&displayID);
qDebug() << "NativeWindow::initialize: display: " << ":" << index << ":" << displayID << ":" << _display << ":" << _screenDisplays[index];
if (returnCode) {
perror("display ID");
return EXIT_FAILURE;
} else {
if (displayID == _display) {
screen_get_display_property_iv(_screenDisplays[index], SCREEN_PROPERTY_TYPE, &type);
if (type == SCREEN_DISPLAY_TYPE_HDMI) {
returnCode = screen_set_window_property_pv(_screenWindow, SCREEN_PROPERTY_DISPLAY, (void **)&(_screenDisplays[index]));
if (returnCode) {
perror("window display");
return EXIT_FAILURE;
}
}
}
}
}
_displaysMutex.unlock();
qDebug() << "NativeWindow::initialize: "<< _screenContext << ":" << _screenWindow;
returnCode = setWindowFormat(_format);
if (returnCode) {
perror("screen_set_window_property_iv(SCREEN_PROPERTY_FORMAT)");
return EXIT_FAILURE;
}
returnCode = setWindowTransparency(_transparency);
if (returnCode) {
perror("transparency");
return EXIT_FAILURE;
}
returnCode = screen_get_window_property_pv(_screenWindow, SCREEN_PROPERTY_DISPLAY, (void **)&_screenDisplay);
if (returnCode) {
perror("screenDisplay");
return EXIT_FAILURE;
}
int angle = atoi(getenv("ORIENTATION"));
screen_get_display_property_iv(_screenDisplay, SCREEN_PROPERTY_MODE_COUNT, &numberModes);
screenModes = (screen_display_mode_t *)calloc(numberModes, sizeof(screen_display_mode_t));
returnCode = screen_get_display_property_pv(_screenDisplay, SCREEN_PROPERTY_MODE, (void**)screenModes);
if (returnCode) {
perror("screen modes");
return EXIT_FAILURE;
}
int dpi = calculateDPI();
if (dpi == EXIT_FAILURE) {
fprintf(stderr, "Unable to calculate dpi\n");
return EXIT_FAILURE;
}
returnCode = setWindowPosition(_x, _y);
if (returnCode) {
perror("window position");
return EXIT_FAILURE;
}
returnCode = setWindowSize(_width, _height);
if (returnCode) {
perror("window size");
return EXIT_FAILURE;
}
returnCode = setWindowZ(_z);
if (returnCode) {
perror("z order");
return EXIT_FAILURE;
}
if (_sourceWidth > 0) {
returnCode = setWindowSourcePosition(_sourceX, _sourceY);
if (returnCode) {
perror("source size");
return EXIT_FAILURE;
}
returnCode = setWindowSourceSize(_sourceWidth, _sourceHeight);
if (returnCode) {
perror("source size");
return EXIT_FAILURE;
}
}
if (_bufferWidth > 0) {
returnCode = setWindowBufferSize(_bufferWidth, _bufferHeight);
if (returnCode) {
perror("buffer size");
return EXIT_FAILURE;
}
}
returnCode = setWindowAngle(_angle);
if (returnCode) {
perror("angle");
return EXIT_FAILURE;
}
returnCode = screen_create_window_buffers(_screenWindow, _nbuffers);
if (returnCode) {
perror("screen_create_window_buffers");
return EXIT_FAILURE;
}
_usage = Graphics::getNativeWindowUsage();
// enable this in case we need any native API access to this window
_usage |= SCREEN_USAGE_NATIVE;
returnCode = setWindowUsage(_usage);
if (returnCode) {
perror("screen_set_window_property_iv(window usage)");
return EXIT_FAILURE;
}
returnCode = joinWindowGroup(_group);
if (returnCode) {
perror("window group");
return EXIT_FAILURE;
}
returnCode = setScreenWindowID(_id);
if (returnCode) {
perror("window ID");
return EXIT_FAILURE;
}
qDebug() << "NativeWindow::initialize: "<< angle << ":" << numberModes << ":" << screenModes[0].width << ":" << screenModes[0].height << ":" << dpi;
if (screenModes != NULL) {
free(screenModes);
}
return EXIT_SUCCESS;
}
