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// Copyright 2012 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/// @addtogroup wayland_platform
/// @{
/// @file
#include "wayland_platform.h"
#define _POSIX_C_SOURCE 200112 // glib feature macro for unsetenv()
#include <dlfcn.h>
#include <stdlib.h>
#include <waffle/native.h>
#include <waffle/waffle_enum.h>
#include <waffle/core/wcore_error.h>
#include <waffle/linux/linux_platform.h>
#include "wayland_config.h"
#include "wayland_context.h"
#include "wayland_display.h"
#include "wayland_dl.h"
#include "wayland_gl_misc.h"
#include "wayland_priv_egl.h"
#include "wayland_priv_types.h"
#include "wayland_window.h"
static const struct native_dispatch wayland_dispatch = {
.display_connect = wayland_display_connect,
.display_disconnect = wayland_display_disconnect,
.display_supports_context_api = wayland_display_supports_context_api,
.config_choose = wayland_config_choose,
.config_destroy = wayland_config_destroy,
.context_create = wayland_context_create,
.context_destroy = wayland_context_destroy,
.dl_can_open = wayland_dl_can_open,
.dl_sym = wayland_dl_sym,
.window_create = wayland_window_create,
.window_destroy = wayland_window_destroy,
.window_swap_buffers = wayland_window_swap_buffers,
.make_current = wayland_make_current,
.get_proc_address = wayland_get_proc_address,
};
union native_platform*
wayland_platform_create(
int gl_api,
const struct native_dispatch **dispatch)
{
union native_platform *self;
NATIVE_ALLOC(self, wl);
if (!self) {
wcore_error(WAFFLE_OUT_OF_MEMORY);
return NULL;
}
switch (gl_api) {
case WAFFLE_OPENGL:
case WAFFLE_OPENGL_ES1:
case WAFFLE_OPENGL_ES2:
break;
default:
wcore_error_internal("gl_api has bad value 0x%x", gl_api);
goto error;
}
self->wl->gl_api = gl_api;
self->wl->linux_ = linux_platform_create();
if (!self->wl->linux_)
goto error;
setenv("EGL_PLATFORM", "wayland", true);
*dispatch = &wayland_dispatch;
return self;
error:
wayland_platform_destroy(self);
return NULL;
}
bool
wayland_platform_destroy(union native_platform *self)
{
bool ok = true;
if (!self)
return true;
unsetenv("EGL_PLATFORM");
if (self->wl->linux_)
ok &= linux_platform_destroy(self->wl->linux_);
free(self);
return ok;
}
/// @}
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