PvrEglWindowSurface::PvrEglWindowSurface
(QWidget *widget, PvrEglScreen *screen, int screenNum)
: QWSGLWindowSurface(widget)
{
setSurfaceFlags(QWSWindowSurface::Opaque);
this->widget = widget;
this->screen = screen;
this->pdevice = 0;
QPoint pos = offset(widget);
QSize size = widget->size();
PvrQwsRect pvrRect;
pvrRect.x = pos.x();
pvrRect.y = pos.y();
pvrRect.width = size.width();
pvrRect.height = size.height();
transformRects(&pvrRect, 1);
// Try to recover a previous PvrQwsDrawable object for the widget
// if there is one. This can happen when a PvrEglWindowSurface
// is created for a widget, bound to a EGLSurface, and then destroyed.
// When a new PvrEglWindowSurface is created for the widget, it will
// pick up the previous PvrQwsDrawable if the EGLSurface has not been
// destroyed in the meantime.
drawable = pvrQwsFetchWindow((long)widget);
if (drawable)
pvrQwsSetGeometry(drawable, &pvrRect);
else
drawable = pvrQwsCreateWindow(screenNum, (long)widget, &pvrRect);
pvrQwsSetRotation(drawable, screen->transformation());
}
/* Create the WSEGL drawable version of a native window */
static WSEGLError wseglCreateWindowDrawable
(WSEGLDisplayHandle display, WSEGLConfig *config,
WSEGLDrawableHandle *drawable, NativeWindowType nativeWindow,
WSEGLRotationAngle *rotationAngle)
{
PvrQwsDrawable *draw;
WSEGL_UNUSED(display);
WSEGL_UNUSED(config);
/* Check for special handles that indicate framebuffer screens */
if (nativeWindow >= (NativeWindowType)0 &&
nativeWindow < (NativeWindowType)PVRQWS_MAX_SCREENS) {
PvrQwsDrawable *screen = pvrQwsScreenWindow((int)nativeWindow);
if (!screen)
return WSEGL_OUT_OF_MEMORY;
*drawable = (WSEGLDrawableHandle)screen;
if (!pvrQwsAllocBuffers(screen))
return WSEGL_OUT_OF_MEMORY;
*rotationAngle = wseglRotationValue(screen->rotationAngle);
return WSEGL_SUCCESS;
}
/* The native window is the winId - fetch the underlying drawable */
draw = pvrQwsFetchWindow((long)nativeWindow);
if (!draw)
return WSEGL_BAD_DRAWABLE;
/* The drawable is ready to go */
*drawable = (WSEGLDrawableHandle)draw;
*rotationAngle = wseglRotationValue(draw->rotationAngle);
if (!pvrQwsAllocBuffers(draw))
return WSEGL_OUT_OF_MEMORY;
return WSEGL_SUCCESS;
}
