3b64a439f0
This adds Xlib and Win32 typesafe replacements for cogl_renderer_handle_native_event, cogl_renderer_add_native_filter, cogl_renderer_remove_native_filter. The old functions are kept as an implementation detail so we can share code. Signed-off-by: Neil Roberts <neil@linux.intel.com>
106 lines
2.8 KiB
C
106 lines
2.8 KiB
C
/*
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* Cogl
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*
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* An object oriented GL/GLES Abstraction/Utility Layer
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*
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* Copyright (C) 2010,2011 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Authors:
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* Robert Bragg <robert@linux.intel.com>
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <cogl.h>
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#include <cogl-internal.h>
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#include <cogl-handle.h>
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#include <cogl-context-private.h>
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#include <cogl-framebuffer-private.h>
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#include <cogl-display-private.h>
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#include <cogl-renderer-private.h>
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#include <cogl-renderer-xlib-private.h>
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#include <X11/Xlib.h>
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#include <X11/extensions/Xdamage.h>
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#include "cogl-xlib.h"
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/* FIXME: when we remove the last X11 based Clutter backend then we
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* will get rid of these functions and instead rely on the equivalent
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* _cogl_renderer_xlib API
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*/
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/* This can't be in the Cogl context because it can be set before
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context is created */
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static Display *_cogl_xlib_display = NULL;
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Display *
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cogl_xlib_get_display (void)
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{
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_COGL_GET_CONTEXT (ctx, NULL);
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return cogl_renderer_xlib_get_display (ctx->display->renderer);
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}
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void
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cogl_xlib_set_display (Display *display)
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{
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/* This can only be called once before the Cogl context is created */
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g_assert (_cogl_xlib_display == NULL);
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_cogl_xlib_display = display;
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}
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/* These three functions are wrappers around the equivalent renderer
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functions. They can be removed once all xlib-based backends in
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Clutter know about the renderer */
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CoglFilterReturn
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cogl_xlib_handle_event (XEvent *xevent)
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{
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_COGL_GET_CONTEXT (ctx, COGL_FILTER_CONTINUE);
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/* Pass the event on to the renderer */
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return cogl_xlib_renderer_handle_event (ctx->display->renderer, xevent);
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}
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void
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_cogl_xlib_query_damage_extension (void)
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{
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int damage_error;
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_COGL_GET_CONTEXT (ctxt, NO_RETVAL);
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/* Check whether damage events are supported on this display */
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if (!XDamageQueryExtension (cogl_xlib_get_display (),
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&ctxt->damage_base,
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&damage_error))
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ctxt->damage_base = -1;
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}
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int
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_cogl_xlib_get_damage_base (void)
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{
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CoglRendererX11 *x11_renderer;
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_COGL_GET_CONTEXT (ctxt, -1);
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x11_renderer = ctxt->display->renderer->winsys;
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return x11_renderer->damage_base;
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}
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