static boolean
fbdev_surface_present(struct native_surface *nsurf,
const struct native_present_control *ctrl)
{
struct fbdev_surface *fbsurf = fbdev_surface(nsurf);
struct fbdev_display *fbdpy = fbsurf->fbdpy;
boolean ret = FALSE;
if (ctrl->swap_interval)
return FALSE;
if (ctrl->natt != NATIVE_ATTACHMENT_BACK_LEFT)
return FALSE;
if (!fbdpy->assume_fixed_vinfo) {
struct fb_var_screeninfo vinfo;
memset(&vinfo, 0, sizeof(vinfo));
if (ioctl(fbdpy->fd, FBIOGET_VSCREENINFO, &vinfo))
return FALSE;
/* present the surface */
if (fbdev_surface_update_drawable(&fbsurf->base, &vinfo)) {
ret = resource_surface_present(fbsurf->rsurf,
ctrl->natt, (void *) &fbsurf->drawable);
}
fbsurf->width = vinfo.xres;
fbsurf->height = vinfo.yres;
if (resource_surface_set_size(fbsurf->rsurf,
fbsurf->width, fbsurf->height)) {
/* surface resized */
fbsurf->sequence_number++;
fbdpy->event_handler->invalid_surface(&fbdpy->base,
&fbsurf->base, fbsurf->sequence_number);
}
}
else {
/* the drawable never changes */
ret = resource_surface_present(fbsurf->rsurf,
ctrl->natt, (void *) &fbsurf->drawable);
}
return ret;
}
static boolean
psl1ght_surface_flush_frontbuffer(struct native_surface *nsurf)
{
struct psl1ght_surface *pssurf = psl1ght_surface(nsurf);
if (!pssurf->is_current)
return TRUE;
return resource_surface_present(pssurf->rsurf,
NATIVE_ATTACHMENT_FRONT_LEFT, NULL);
}
static boolean
ximage_surface_flush_frontbuffer(struct native_surface *nsurf)
{
struct ximage_surface *xsurf = ximage_surface(nsurf);
boolean ret;
ret = resource_surface_present(xsurf->rsurf,
NATIVE_ATTACHMENT_FRONT_LEFT, (void *) &xsurf->xdraw);
/* force buffers to be updated in next validation call */
ximage_surface_invalidate(&xsurf->base);
return ret;
}
static boolean
ximage_surface_swap_buffers(struct native_surface *nsurf)
{
struct ximage_surface *xsurf = ximage_surface(nsurf);
boolean ret;
ret = resource_surface_present(xsurf->rsurf,
NATIVE_ATTACHMENT_BACK_LEFT, (void *) &xsurf->xdraw);
resource_surface_swap_buffers(xsurf->rsurf,
NATIVE_ATTACHMENT_FRONT_LEFT, NATIVE_ATTACHMENT_BACK_LEFT, TRUE);
/* the front/back buffers have been swapped */
ximage_surface_invalidate(&xsurf->base);
return ret;
}
static boolean
gdi_surface_flush_frontbuffer(struct native_surface *nsurf)
{
struct gdi_surface *gsurf = gdi_surface(nsurf);
HDC hDC;
boolean ret;
hDC = GetDC(gsurf->hWnd);
ret = resource_surface_present(gsurf->rsurf,
NATIVE_ATTACHMENT_FRONT_LEFT, (void *) hDC);
ReleaseDC(gsurf->hWnd, hDC);
/* force buffers to be updated in next validation call */
gdi_surface_invalidate(&gsurf->base);
return ret;
}
static boolean
gdi_surface_swap_buffers(struct native_surface *nsurf)
{
struct gdi_surface *gsurf = gdi_surface(nsurf);
HDC hDC;
boolean ret;
hDC = GetDC(gsurf->hWnd);
ret = resource_surface_present(gsurf->rsurf,
NATIVE_ATTACHMENT_BACK_LEFT, (void *) hDC);
ReleaseDC(gsurf->hWnd, hDC);
resource_surface_swap_buffers(gsurf->rsurf,
NATIVE_ATTACHMENT_FRONT_LEFT, NATIVE_ATTACHMENT_BACK_LEFT, TRUE);
/* the front/back buffers have been swapped */
gdi_surface_invalidate(&gsurf->base);
return ret;
}
static boolean
psl1ght_surface_swap_buffers(struct native_surface *nsurf)
{
struct psl1ght_surface *pssurf = psl1ght_surface(nsurf);
struct psl1ght_display *psdpy = pssurf->psdpy;
boolean ret = TRUE;
if (pssurf->is_current) {
ret = resource_surface_present(pssurf->rsurf,
NATIVE_ATTACHMENT_BACK_LEFT, NULL);
}
resource_surface_swap_buffers(pssurf->rsurf,
NATIVE_ATTACHMENT_FRONT_LEFT, NATIVE_ATTACHMENT_BACK_LEFT, FALSE);
/* the front/back textures are swapped */
pssurf->sequence_number++;
psdpy->event_handler->invalid_surface(&psdpy->base,
&pssurf->base, pssurf->sequence_number);
return ret;
}
