/* Return NULL if an error occurs. */
static DRIDrawablePrivPtr
CreateSurfaceForWindow(ScreenPtr pScreen, WindowPtr pWin, xp_window_id *widPtr) {
DRIDrawablePrivPtr pDRIDrawablePriv;
xp_window_id wid = 0;
*widPtr = 0;
pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin);
if (pDRIDrawablePriv == NULL) {
xp_error err;
xp_window_changes wc;
/* allocate a DRI Window Private record */
if (!(pDRIDrawablePriv = xalloc(sizeof(*pDRIDrawablePriv)))) {
return NULL;
}
pDRIDrawablePriv->pDraw = (DrawablePtr)pWin;
pDRIDrawablePriv->pScreen = pScreen;
pDRIDrawablePriv->refCount = 0;
pDRIDrawablePriv->drawableIndex = -1;
pDRIDrawablePriv->notifiers = NULL;
/* find the physical window */
wid = x_cvt_vptr_to_uint(RootlessFrameForWindow(pWin, TRUE));
if (wid == 0) {
xfree(pDRIDrawablePriv);
return NULL;
}
/* allocate the physical surface */
err = xp_create_surface(wid, &pDRIDrawablePriv->sid);
if (err != Success) {
xfree(pDRIDrawablePriv);
return NULL;
}
/* Make it visible */
wc.stack_mode = XP_MAPPED_ABOVE;
wc.sibling = 0;
err = xp_configure_surface(pDRIDrawablePriv->sid, XP_STACKING, &wc);
if (err != Success) {
xp_destroy_surface(pDRIDrawablePriv->sid);
xfree(pDRIDrawablePriv);
return NULL;
}
/* save private off of preallocated index */
dixSetPrivate(&pWin->devPrivates, DRIWindowPrivKey,
pDRIDrawablePriv);
}
*widPtr = wid;
return pDRIDrawablePriv;
}
static void
DRIUpdateSurface(DRIDrawablePrivPtr pDRIDrawablePriv, DrawablePtr pDraw)
{
xp_window_changes wc;
unsigned int flags = 0;
if (pDRIDrawablePriv->sid == 0)
return;
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1030
wc.depth = (pDraw->bitsPerPixel == 32 ? XP_DEPTH_ARGB8888
: pDraw->bitsPerPixel == 16 ? XP_DEPTH_RGB555 : XP_DEPTH_NIL);
if (wc.depth != XP_DEPTH_NIL)
flags |= XP_DEPTH;
#endif
if (pDraw->type == DRAWABLE_WINDOW) {
WindowPtr pWin = (WindowPtr)pDraw;
WindowPtr pTopWin = TopLevelParent(pWin);
wc.x = pWin->drawable.x - (pTopWin->drawable.x - pTopWin->borderWidth);
wc.y = pWin->drawable.y - (pTopWin->drawable.y - pTopWin->borderWidth);
wc.width = pWin->drawable.width + 2 * pWin->borderWidth;
wc.height = pWin->drawable.height + 2 * pWin->borderWidth;
wc.bit_gravity = XP_GRAVITY_NONE;
wc.shape_nrects = RegionNumRects(&pWin->clipList);
wc.shape_rects = RegionRects(&pWin->clipList);
wc.shape_tx = -(pTopWin->drawable.x - pTopWin->borderWidth);
wc.shape_ty = -(pTopWin->drawable.y - pTopWin->borderWidth);
flags |= XP_BOUNDS | XP_SHAPE;
}
else if (pDraw->type == DRAWABLE_PIXMAP) {
wc.x = 0;
wc.y = 0;
wc.width = pDraw->width;
wc.height = pDraw->height;
wc.bit_gravity = XP_GRAVITY_NONE;
flags |= XP_BOUNDS;
}
xp_configure_surface(pDRIDrawablePriv->sid, flags, &wc);
}
Bool
DRICreateSurface(ScreenPtr pScreen, Drawable id,
DrawablePtr pDrawable, xp_client_id client_id,
xp_surface_id *surface_id, unsigned int ret_key[2],
void (*notify) (void *arg, void *data), void *notify_data)
{
DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
DRIDrawablePrivPtr pDRIDrawablePriv;
xp_window_id wid = 0;
if (pDrawable->type == DRAWABLE_WINDOW) {
WindowPtr pWin = (WindowPtr)pDrawable;
pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin);
if (pDRIDrawablePriv == NULL) {
xp_error err;
xp_window_changes wc;
/* allocate a DRI Window Private record */
if (!(pDRIDrawablePriv = xalloc(sizeof(DRIDrawablePrivRec)))) {
return FALSE;
}
pDRIDrawablePriv->pDraw = pDrawable;
pDRIDrawablePriv->pScreen = pScreen;
pDRIDrawablePriv->refCount = 0;
pDRIDrawablePriv->drawableIndex = -1;
pDRIDrawablePriv->notifiers = NULL;
/* find the physical window */
wid = (xp_window_id) RootlessFrameForWindow(pWin, TRUE);
if (wid == 0) {
xfree(pDRIDrawablePriv);
return FALSE;
}
/* allocate the physical surface */
err = xp_create_surface(wid, &pDRIDrawablePriv->sid);
if (err != Success) {
xfree(pDRIDrawablePriv);
return FALSE;
}
/* Make it visible */
wc.stack_mode = XP_MAPPED_ABOVE;
wc.sibling = 0;
err = xp_configure_surface(pDRIDrawablePriv->sid, XP_STACKING, &wc);
if (err != Success)
{
xp_destroy_surface(pDRIDrawablePriv->sid);
xfree(pDRIDrawablePriv);
return FALSE;
}
/* save private off of preallocated index */
pWin->devPrivates[DRIWindowPrivIndex].ptr = (pointer)pDRIDrawablePriv;
}
}
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1030
else if (pDrawable->type == DRAWABLE_PIXMAP) {
PixmapPtr pPix = (PixmapPtr)pDrawable;
pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_PIXMAP(pPix);
if (pDRIDrawablePriv == NULL) {
xp_error err;
/* allocate a DRI Window Private record */
if (!(pDRIDrawablePriv = xcalloc(1, sizeof(DRIDrawablePrivRec)))) {
return FALSE;
}
pDRIDrawablePriv->pDraw = pDrawable;
pDRIDrawablePriv->pScreen = pScreen;
pDRIDrawablePriv->refCount = 0;
pDRIDrawablePriv->drawableIndex = -1;
pDRIDrawablePriv->notifiers = NULL;
/* Passing a null window id to Xplugin in 10.3+ asks for
an accelerated offscreen surface. */
err = xp_create_surface(0, &pDRIDrawablePriv->sid);
if (err != Success) {
xfree(pDRIDrawablePriv);
return FALSE;
}
/* save private off of preallocated index */
pPix->devPrivates[DRIPixmapPrivIndex].ptr = (pointer)pDRIDrawablePriv;
}
}
#endif
else { /* for GLX 1.3, a PBuffer */
/* NOT_DONE */
return FALSE;
}
/* Finish initialization of new surfaces */
if (pDRIDrawablePriv->refCount == 0) {
unsigned int key[2] = {0};
xp_error err;
/* try to give the client access to the surface */
if (client_id != 0 && wid != 0)
{
err = xp_export_surface(wid, pDRIDrawablePriv->sid,
client_id, key);
if (err != Success) {
xp_destroy_surface(pDRIDrawablePriv->sid);
xfree(pDRIDrawablePriv);
return FALSE;
}
}
pDRIDrawablePriv->key[0] = key[0];
pDRIDrawablePriv->key[1] = key[1];
++pDRIPriv->nrWindows;
/* and stash it by surface id */
if (surface_hash == NULL)
surface_hash = x_hash_table_new(NULL, NULL, NULL, NULL);
x_hash_table_insert(surface_hash,
(void *) pDRIDrawablePriv->sid, pDRIDrawablePriv);
/* track this in case this window is destroyed */
AddResource(id, DRIDrawablePrivResType, (pointer)pDrawable);
/* Initialize shape */
DRIUpdateSurface(pDRIDrawablePriv, pDrawable);
}
pDRIDrawablePriv->refCount++;
*surface_id = pDRIDrawablePriv->sid;
if (ret_key != NULL) {
ret_key[0] = pDRIDrawablePriv->key[0];
ret_key[1] = pDRIDrawablePriv->key[1];
}
if (notify != NULL) {
pDRIDrawablePriv->notifiers = x_hook_add(pDRIDrawablePriv->notifiers,
notify, notify_data);
}
return TRUE;
}
