RetroArch/gfx/context/null_ctx.c
Themaister 84c84814cf Fix possible crash with uninitialized buf_fps.
If fps count == 0, buf_fps would not be written to.
Also, make writing into buf_fps optional. Drop always_write variable as
it doesn't serve a purpose anymore.
2013-10-07 21:54:29 +02:00

116 lines
2.6 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2013 - Hans-Kristian Arntzen
* Copyright (C) 2011-2013 - Daniel De Matteis
*
* 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 "../../driver.h"
#include "../../general.h"
#include "../gfx_common.h"
#include "../gl_common.h"
static void gfx_ctx_set_swap_interval(unsigned interval)
{
(void)interval;
}
static void gfx_ctx_destroy(void)
{}
static void gfx_ctx_get_video_size(unsigned *width, unsigned *height)
{}
static bool gfx_ctx_init(void)
{
return true;
}
static void gfx_ctx_swap_buffers(void)
{}
static void gfx_ctx_check_window(bool *quit,
bool *resize, unsigned *width, unsigned *height, unsigned frame_count)
{
(void)frame_count;
*quit = false;
unsigned new_width, new_height;
gfx_ctx_get_video_size(&new_width, &new_height);
if (new_width != *width || new_height != *height)
{
*width = new_width;
*height = new_height;
*resize = true;
}
}
static void gfx_ctx_set_resize(unsigned width, unsigned height)
{
(void)width;
(void)height;
}
static void gfx_ctx_update_window_title(void)
{
char buf[128], buf_fps[128];
gfx_get_fps(buf, sizeof(buf), buf_fps, sizeof(buf_fps));
}
static bool gfx_ctx_set_video_mode(
unsigned width, unsigned height,
bool fullscreen)
{
(void)width;
(void)height;
(void)fullscreen;
return true;
}
static void gfx_ctx_input_driver(const input_driver_t **input, void **input_data)
{
*input = NULL;
*input_data = NULL;
}
static bool gfx_ctx_bind_api(enum gfx_ctx_api api)
{
(void)api;
return true;
}
static bool gfx_ctx_has_focus(void)
{
return true;
}
const gfx_ctx_driver_t gfx_ctx_null = {
gfx_ctx_init,
gfx_ctx_destroy,
gfx_ctx_bind_api,
gfx_ctx_set_swap_interval,
gfx_ctx_set_video_mode,
gfx_ctx_get_video_size,
NULL,
gfx_ctx_update_window_title,
gfx_ctx_check_window,
gfx_ctx_set_resize,
gfx_ctx_has_focus,
gfx_ctx_swap_buffers,
gfx_ctx_input_driver,
NULL,
NULL,
"null",
};