void
xmesa_swap_st_framebuffer(struct st_framebuffer_iface *stfbi)
{
struct xmesa_st_framebuffer *xstfb = xmesa_st_framebuffer(stfbi);
boolean ret;
ret = xmesa_st_framebuffer_display(stfbi, ST_ATTACHMENT_BACK_LEFT);
if (ret) {
struct pipe_resource **front, **back, *tmp;
front = &xstfb->textures[ST_ATTACHMENT_FRONT_LEFT];
back = &xstfb->textures[ST_ATTACHMENT_BACK_LEFT];
/* swap textures only if the front texture has been allocated */
if (*front) {
tmp = *front;
*front = *back;
*back = tmp;
/* the current context should validate the buffer after swapping */
if (!xmesa_strict_invalidate)
xmesa_notify_invalid_buffer(xstfb->buffer);
}
if (xmesa_strict_invalidate)
xmesa_check_buffer_size(xstfb->buffer);
}
}
/**
* Query the current drawable size and notify the binding context.
*/
void
xmesa_check_buffer_size(XMesaBuffer b)
{
if (b->type == PBUFFER)
return;
xmesa_get_window_size(b->xm_visual->display, b, &b->width, &b->height);
xmesa_notify_invalid_buffer(b);
}
/**
* Query the current drawable size and notify the binding context.
*/
void
xmesa_check_buffer_size(XMesaBuffer b)
{
GLuint old_width, old_height;
if (b->type == PBUFFER)
return;
old_width = b->width;
old_height = b->height;
xmesa_get_window_size(b->xm_visual->display, b, &b->width, &b->height);
if (b->width != old_width || b->height != old_height)
xmesa_notify_invalid_buffer(b);
}