/*****************************************************************************
* instance.h: libplacebo instance abstraction
*****************************************************************************
* Copyright (C) 2021 Niklas Haas
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifndef VLC_LIBPLACEBO_INSTANCE_H
#define VLC_LIBPLACEBO_INSTANCE_H
#include <vlc_common.h>
#include <vlc_vout_display.h>
#include <libplacebo/swapchain.h>
#include <libplacebo/log.h>
#include <libplacebo/gpu.h>
struct vlc_placebo_t;
struct vlc_placebo_operations
{
void (*close)(struct vlc_placebo_t *);
// For acquiring/releasing the context on the current thread. (Optional)
int (*make_current)(struct vlc_placebo_t *);
void (*release_current)(struct vlc_placebo_t *);
void (*resize)(struct vlc_placebo_t *, unsigned width, unsigned height);
};
typedef struct vlc_placebo_system_t vlc_placebo_system_t;
// Shared struct for libplacebo context / gpu / swapchain
typedef struct vlc_placebo_t
{
// fields internal to instance.c, should not be touched
struct vlc_object_t obj;
vlc_placebo_system_t *sys;
pl_log log;
pl_gpu gpu;
pl_swapchain swapchain;
#if PL_API_VER >= 320
pl_cache cache;
#endif
const struct vlc_placebo_operations *ops;
} vlc_placebo_t;
vlc_placebo_t *vlc_placebo_Create(const vout_display_cfg_t *, const char*) VLC_USED;
void vlc_placebo_Release(vlc_placebo_t *);
// Needed around every `pl_gpu` / `pl_swapchain` operation
int vlc_placebo_MakeCurrent(vlc_placebo_t *);
void vlc_placebo_ReleaseCurrent(vlc_placebo_t *);
void vlc_placebo_Resize(vlc_placebo_t *, unsigned width, unsigned height);
#endif // VLC_LIBPLACEBO_INSTANCE_H
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