RetroArch/gfx/video_context_driver.c

228 lines
6.7 KiB
C
Raw Normal View History

2012-09-24 23:26:22 +00:00
/* RetroArch - A frontend for libretro.
2014-01-01 00:50:59 +00:00
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
2015-01-07 17:06:50 +00:00
* Copyright (C) 2011-2015 - Daniel De Matteis
2012-09-24 23:26:22 +00:00
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include "../general.h"
#include "video_context_driver.h"
#include <string.h>
2012-09-24 23:26:22 +00:00
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
static const gfx_ctx_driver_t *gfx_ctx_drivers[] = {
#if defined(__CELLOS_LV2__)
&gfx_ctx_ps3,
#endif
#if defined(HAVE_WIN32_D3D9) || defined(_XBOX)
2014-09-14 04:45:47 +00:00
&gfx_ctx_d3d,
#endif
2012-09-24 23:26:22 +00:00
#if defined(HAVE_VIDEOCORE)
&gfx_ctx_videocore,
#endif
2014-06-05 10:28:17 +00:00
#if defined(HAVE_MALI_FBDEV)
&gfx_ctx_mali_fbdev,
#endif
2014-07-27 20:19:11 +00:00
#if defined(HAVE_VIVANTE_FBDEV)
&gfx_ctx_vivante_fbdev,
#endif
2012-09-30 09:26:26 +00:00
#if defined(_WIN32) && defined(HAVE_OPENGL)
&gfx_ctx_wgl,
#endif
2012-09-29 18:06:48 +00:00
#if defined(HAVE_X11) && defined(HAVE_OPENGL) && !defined(HAVE_OPENGLES)
2012-09-29 09:59:08 +00:00
&gfx_ctx_glx,
2012-09-24 23:26:22 +00:00
#endif
#if defined(HAVE_WAYLAND) && defined(HAVE_OPENGL) && defined(HAVE_EGL)
&gfx_ctx_wayland,
#endif
2012-09-29 09:59:08 +00:00
#if defined(HAVE_X11) && defined(HAVE_OPENGL) && defined(HAVE_EGL)
2012-09-24 23:26:22 +00:00
&gfx_ctx_x_egl,
#endif
#if defined(HAVE_KMS)
&gfx_ctx_drm_egl,
#endif
2012-10-08 22:11:11 +00:00
#if defined(ANDROID)
&gfx_ctx_android,
#endif
#if defined(__QNX__)
&gfx_ctx_bbqnx,
#endif
2014-09-08 15:57:18 +00:00
#if defined(IOS) || defined(OSX)
2015-01-09 22:32:32 +00:00
/* Don't use __APPLE__ as it breaks basic SDL builds. */
&gfx_ctx_apple,
#endif
#if (defined(HAVE_SDL) || defined(HAVE_SDL2)) && defined(HAVE_OPENGL)
2014-08-21 01:09:30 +00:00
&gfx_ctx_sdl_gl,
#endif
#ifdef EMSCRIPTEN
&gfx_ctx_emscripten,
#endif
2014-10-07 12:31:10 +00:00
&gfx_ctx_null,
NULL
2012-09-24 23:26:22 +00:00
};
2015-01-09 22:32:32 +00:00
/**
* find_gfx_ctx_driver_index:
* @ident : Identifier of resampler driver to find.
*
* Finds graphics context driver index by @ident name.
*
* Returns: graphics context driver index if driver was found, otherwise
* -1.
**/
static int find_gfx_ctx_driver_index(const char *ident)
2012-09-24 23:26:22 +00:00
{
unsigned i;
for (i = 0; gfx_ctx_drivers[i]; i++)
2015-01-09 22:32:32 +00:00
if (strcasecmp(ident, gfx_ctx_drivers[i]->ident) == 0)
return i;
return -1;
}
2012-09-24 23:26:22 +00:00
2015-01-09 22:32:32 +00:00
/**
* find_prev_context_driver:
*
* Finds previous driver in graphics context driver array.
**/
void find_prev_gfx_context_driver(void)
{
int i = find_gfx_ctx_driver_index(g_settings.video.context_driver);
2015-01-09 22:32:32 +00:00
if (i > 0)
{
strlcpy(g_settings.video.context_driver, gfx_ctx_drivers[i - 1]->ident,
sizeof(g_settings.video.context_driver));
}
else
RARCH_WARN("Couldn't find any previous video context driver.\n");
}
2015-01-09 22:32:32 +00:00
/**
* find_next_context_driver:
*
* Finds next driver in graphics context driver array.
**/
void find_next_context_driver(void)
{
int i = find_gfx_ctx_driver_index(g_settings.video.context_driver);
2015-01-09 22:32:32 +00:00
if (i >= 0 && gfx_ctx_drivers[i + 1])
{
strlcpy(g_settings.video.context_driver, gfx_ctx_drivers[i + 1]->ident,
sizeof(g_settings.video.context_driver));
}
else
RARCH_WARN("Couldn't find any next video context driver.\n");
2012-09-24 23:26:22 +00:00
}
2015-01-09 22:32:32 +00:00
/**
* gfx_ctx_init:
* @data : Input data.
* @ctx : Graphics context driver to initialize.
* @ident : Identifier of graphics context driver to find.
* @api : API of higher-level graphics API.
* @major : Major version number of higher-level graphics API.
* @minor : Minor version number of higher-level graphics API.
* @hw_render_ctx : Request a graphics context driver capable of
* hardware rendering?
*
* Initialize graphics context driver.
*
* Returns: graphics context driver if successfully initialized, otherwise NULL.
**/
static const gfx_ctx_driver_t *gfx_ctx_init(void *data,
2014-10-23 21:09:37 +00:00
const gfx_ctx_driver_t *ctx,
2015-01-09 22:32:32 +00:00
const char *ident,
2014-10-23 21:09:37 +00:00
enum gfx_ctx_api api, unsigned major,
unsigned minor, bool hw_render_ctx)
{
if (ctx->bind_api(data, api, major, minor))
{
bool initialized = ctx->init(data);
if (!initialized)
return NULL;
2014-10-23 21:09:37 +00:00
if (ctx->bind_hw_render)
ctx->bind_hw_render(data,
g_settings.video.shared_context && hw_render_ctx);
return ctx;
2014-10-23 21:09:37 +00:00
}
2015-01-09 22:32:32 +00:00
RARCH_WARN("Failed to bind API (#%u, version %u.%u) on context driver \"%s\".\n",
2015-01-09 22:32:32 +00:00
(unsigned)api, major, minor, ctx->ident);
2014-10-23 21:09:37 +00:00
return NULL;
}
2015-01-09 22:32:32 +00:00
/**
* gfx_ctx_find_driver:
* @data : Input data.
* @ident : Identifier of graphics context driver to find.
* @api : API of higher-level graphics API.
* @major : Major version number of higher-level graphics API.
* @minor : Minor version number of higher-level graphics API.
* @hw_render_ctx : Request a graphics context driver capable of
* hardware rendering?
*
2015-01-11 19:20:34 +00:00
* Finds graphics context driver and initializes.
2015-01-09 22:32:32 +00:00
*
* Returns: graphics context driver if found, otherwise NULL.
**/
static const gfx_ctx_driver_t *gfx_ctx_find_driver(void *data,
const char *ident,
2014-09-08 15:57:18 +00:00
enum gfx_ctx_api api, unsigned major,
unsigned minor, bool hw_render_ctx)
2012-09-24 23:26:22 +00:00
{
2014-10-23 21:09:37 +00:00
const gfx_ctx_driver_t *ctx = NULL;
int i = find_gfx_ctx_driver_index(ident);
if (i >= 0)
2015-01-09 22:32:32 +00:00
return gfx_ctx_init(data, gfx_ctx_drivers[i], ident,
api, major, minor, hw_render_ctx);
2015-01-09 22:32:32 +00:00
for (i = 0; gfx_ctx_drivers[i]; i++)
2012-09-24 23:26:22 +00:00
{
2015-01-09 22:32:32 +00:00
ctx = gfx_ctx_init(data, gfx_ctx_drivers[i], ident,
api, major, minor, hw_render_ctx);
if (ctx)
return ctx;
}
2015-01-09 22:32:32 +00:00
return NULL;
2012-09-24 23:26:22 +00:00
}
2015-01-09 22:32:32 +00:00
/**
* gfx_ctx_init_first:
* @data : Input data.
* @ident : Identifier of graphics context driver to find.
* @api : API of higher-level graphics API.
* @major : Major version number of higher-level graphics API.
* @minor : Minor version number of higher-level graphics API.
* @hw_render_ctx : Request a graphics context driver capable of
* hardware rendering?
*
* Finds first suitable graphics context driver and initializes.
*
* Returns: graphics context driver if found, otherwise NULL.
**/
const gfx_ctx_driver_t *gfx_ctx_init_first(void *data,
2015-01-09 22:32:32 +00:00
const char *ident, enum gfx_ctx_api api, unsigned major,
unsigned minor, bool hw_render_ctx)
{
2015-01-09 22:32:32 +00:00
return gfx_ctx_find_driver(data, ident, api, major, minor, hw_render_ctx);
}