mirror of
https://github.com/libretro/RetroArch.git
synced 2024-11-26 09:41:15 +00:00
342 lines
7.7 KiB
C
342 lines
7.7 KiB
C
/* RetroArch - A frontend for libretro.
|
|
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
|
|
*
|
|
* 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 <unistd.h>
|
|
|
|
#include <sys/ioctl.h>
|
|
|
|
/* Includes and defines for framebuffer size retrieval */
|
|
#include <linux/fb.h>
|
|
#include <linux/vt.h>
|
|
|
|
#include <streams/file_stream.h>
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "../../config.h"
|
|
#endif
|
|
|
|
#ifdef HAVE_EGL
|
|
#include "../common/egl_common.h"
|
|
#endif
|
|
|
|
#if defined(HAVE_OPENGL) || defined(HAVE_OPENGLES)
|
|
#include "../common/gl_common.h"
|
|
#endif
|
|
|
|
#include "../../frontend/frontend_driver.h"
|
|
#include "../../configuration.h"
|
|
#include "../../runloop.h"
|
|
|
|
typedef struct
|
|
{
|
|
#ifdef HAVE_EGL
|
|
egl_ctx_data_t egl;
|
|
#endif
|
|
|
|
struct mali_native_window native_window;
|
|
bool resize;
|
|
unsigned width, height;
|
|
} mali_ctx_data_t;
|
|
|
|
static enum gfx_ctx_api mali_api;
|
|
|
|
static void gfx_ctx_mali_fbdev_destroy(void *data)
|
|
{
|
|
int fb;
|
|
RFILE *fd;
|
|
mali_ctx_data_t *mali = (mali_ctx_data_t*)data;
|
|
|
|
if (mali)
|
|
{
|
|
#ifdef HAVE_EGL
|
|
egl_destroy(&mali->egl);
|
|
#endif
|
|
|
|
mali->resize = false;
|
|
free(mali);
|
|
}
|
|
|
|
/* Clear framebuffer and set cursor on again */
|
|
fd = filestream_open("/dev/tty", RFILE_MODE_READ_WRITE, -1);
|
|
fb = filestream_get_fd(fd);
|
|
|
|
ioctl(fb, VT_ACTIVATE,5);
|
|
ioctl(fb, VT_ACTIVATE,1);
|
|
filestream_close(fd);
|
|
system("setterm -cursor on");
|
|
}
|
|
|
|
static void gfx_ctx_mali_fbdev_get_video_size(void *data,
|
|
unsigned *width, unsigned *height)
|
|
{
|
|
mali_ctx_data_t *mali = (mali_ctx_data_t*)data;
|
|
|
|
*width = mali->width;
|
|
*height = mali->height;
|
|
}
|
|
|
|
static void *gfx_ctx_mali_fbdev_init(void *video_driver)
|
|
{
|
|
#ifdef HAVE_EGL
|
|
EGLint n;
|
|
EGLint major, minor;
|
|
EGLint format;
|
|
static const EGLint attribs[] = {
|
|
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
|
|
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
|
|
EGL_BLUE_SIZE, 8,
|
|
EGL_GREEN_SIZE, 8,
|
|
EGL_RED_SIZE, 8,
|
|
EGL_ALPHA_SIZE, 8,
|
|
EGL_NONE
|
|
};
|
|
#endif
|
|
|
|
mali_ctx_data_t *mali = (mali_ctx_data_t*)calloc(1, sizeof(*mali));
|
|
|
|
if (!mali)
|
|
return NULL;
|
|
|
|
#ifdef HAVE_EGL
|
|
frontend_driver_install_signal_handler();
|
|
#endif
|
|
|
|
#ifdef HAVE_EGL
|
|
if (!egl_init_context(&mali->egl, EGL_DEFAULT_DISPLAY,
|
|
&major, &minor, &n, attribs))
|
|
{
|
|
egl_report_error();
|
|
goto error;
|
|
}
|
|
#endif
|
|
|
|
return mali;
|
|
|
|
error:
|
|
RARCH_ERR("[Mali fbdev]: EGL error: %d.\n", eglGetError());
|
|
gfx_ctx_mali_fbdev_destroy(video_driver);
|
|
return NULL;
|
|
}
|
|
|
|
static void gfx_ctx_mali_fbdev_check_window(void *data, bool *quit,
|
|
bool *resize, unsigned *width, unsigned *height, unsigned frame_count)
|
|
{
|
|
unsigned new_width, new_height;
|
|
|
|
(void)frame_count;
|
|
|
|
gfx_ctx_mali_fbdev_get_video_size(data, &new_width, &new_height);
|
|
|
|
if (new_width != *width || new_height != *height)
|
|
{
|
|
*width = new_width;
|
|
*height = new_height;
|
|
*resize = true;
|
|
}
|
|
|
|
*quit = (bool)frontend_driver_get_signal_handler_state();
|
|
}
|
|
|
|
static bool gfx_ctx_mali_fbdev_set_resize(void *data,
|
|
unsigned width, unsigned height)
|
|
{
|
|
(void)data;
|
|
(void)width;
|
|
(void)height;
|
|
return false;
|
|
}
|
|
|
|
static void gfx_ctx_mali_fbdev_update_window_title(void *data)
|
|
{
|
|
char buf[128] = {0};
|
|
char buf_fps[128] = {0};
|
|
settings_t *settings = config_get_ptr();
|
|
|
|
(void)data;
|
|
|
|
video_monitor_get_fps(buf, sizeof(buf),
|
|
buf_fps, sizeof(buf_fps));
|
|
if (settings->fps_show)
|
|
runloop_msg_queue_push(buf_fps, 1, 1, false);
|
|
}
|
|
|
|
static bool gfx_ctx_mali_fbdev_set_video_mode(void *data,
|
|
unsigned width, unsigned height,
|
|
bool fullscreen)
|
|
{
|
|
struct fb_var_screeninfo vinfo;
|
|
static const EGLint attribs[] = {
|
|
EGL_CONTEXT_CLIENT_VERSION, 2, /* Use version 2, even for GLES3. */
|
|
EGL_NONE
|
|
};
|
|
mali_ctx_data_t *mali = (mali_ctx_data_t*)data;
|
|
RFILE *fd = filestream_open("/dev/fb0", RFILE_MODE_READ_WRITE, -1);
|
|
int fb = filestream_get_fd(fd);
|
|
|
|
if (ioctl(fb, FBIOGET_VSCREENINFO, &vinfo) < 0)
|
|
{
|
|
RARCH_ERR("Error obtaining framebuffer info.\n");
|
|
goto error;
|
|
}
|
|
|
|
filestream_close(fd);
|
|
|
|
width = vinfo.xres;
|
|
height = vinfo.yres;
|
|
|
|
mali->width = width;
|
|
mali->height = height;
|
|
|
|
mali->native_window.width = vinfo.xres;
|
|
mali->native_window.height = vinfo.yres;
|
|
|
|
#ifdef HAVE_EGL
|
|
if (!egl_create_context(&mali->egl, attribs))
|
|
{
|
|
egl_report_error();
|
|
goto error;
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_EGL
|
|
if (!egl_create_surface(&mali->egl, &mali->native_window))
|
|
goto error;
|
|
#endif
|
|
|
|
return true;
|
|
|
|
error:
|
|
if (fd)
|
|
filestream_close(fd);
|
|
RARCH_ERR("[Mali fbdev]: EGL error: %d.\n", eglGetError());
|
|
gfx_ctx_mali_fbdev_destroy(data);
|
|
return false;
|
|
}
|
|
|
|
static void gfx_ctx_mali_fbdev_input_driver(void *data,
|
|
const input_driver_t **input, void **input_data)
|
|
{
|
|
(void)data;
|
|
*input = NULL;
|
|
*input_data = NULL;
|
|
}
|
|
|
|
static bool gfx_ctx_mali_fbdev_bind_api(void *data,
|
|
enum gfx_ctx_api api, unsigned major, unsigned minor)
|
|
{
|
|
(void)data;
|
|
mali_api = api;
|
|
return api == GFX_CTX_OPENGL_ES_API;
|
|
}
|
|
|
|
static bool gfx_ctx_mali_fbdev_has_focus(void *data)
|
|
{
|
|
(void)data;
|
|
return true;
|
|
}
|
|
|
|
static bool gfx_ctx_mali_fbdev_suppress_screensaver(void *data, bool enable)
|
|
{
|
|
(void)data;
|
|
(void)enable;
|
|
return false;
|
|
}
|
|
|
|
static bool gfx_ctx_mali_fbdev_has_windowed(void *data)
|
|
{
|
|
(void)data;
|
|
return false;
|
|
}
|
|
|
|
static void gfx_ctx_mali_fbdev_set_swap_interval(void *data, unsigned swap_interval)
|
|
{
|
|
mali_ctx_data_t *mali = (mali_ctx_data_t*)data;
|
|
|
|
#ifdef HAVE_EGL
|
|
egl_set_swap_interval(&mali->egl, swap_interval);
|
|
#endif
|
|
}
|
|
|
|
static void gfx_ctx_mali_fbdev_swap_buffers(void *data)
|
|
{
|
|
mali_ctx_data_t *mali = (mali_ctx_data_t*)data;
|
|
|
|
#ifdef HAVE_EGL
|
|
egl_swap_buffers(&mali->egl);
|
|
#endif
|
|
}
|
|
|
|
static gfx_ctx_proc_t gfx_ctx_mali_fbdev_get_proc_address(const char *symbol)
|
|
{
|
|
#ifdef HAVE_EGL
|
|
return egl_get_proc_address(symbol);
|
|
#endif
|
|
}
|
|
|
|
static void gfx_ctx_mali_fbdev_bind_hw_render(void *data, bool enable)
|
|
{
|
|
mali_ctx_data_t *mali = (mali_ctx_data_t*)data;
|
|
|
|
#ifdef HAVE_EGL
|
|
egl_bind_hw_render(&mali->egl, enable);
|
|
#endif
|
|
}
|
|
|
|
static uint32_t gfx_ctx_mali_fbdev_get_flags(void *data)
|
|
{
|
|
uint32_t flags = 0;
|
|
BIT32_SET(flags, GFX_CTX_FLAGS_NONE);
|
|
|
|
return flags;
|
|
}
|
|
|
|
static void gfx_ctx_mali_fbdev_set_flags(void *data, uint32_t flags)
|
|
{
|
|
(void)data;
|
|
}
|
|
|
|
const gfx_ctx_driver_t gfx_ctx_mali_fbdev = {
|
|
gfx_ctx_mali_fbdev_init,
|
|
gfx_ctx_mali_fbdev_destroy,
|
|
gfx_ctx_mali_fbdev_bind_api,
|
|
gfx_ctx_mali_fbdev_set_swap_interval,
|
|
gfx_ctx_mali_fbdev_set_video_mode,
|
|
gfx_ctx_mali_fbdev_get_video_size,
|
|
NULL, /* get_video_output_size */
|
|
NULL, /* get_video_output_prev */
|
|
NULL, /* get_video_output_next */
|
|
NULL, /* get_metrics */
|
|
NULL,
|
|
gfx_ctx_mali_fbdev_update_window_title,
|
|
gfx_ctx_mali_fbdev_check_window,
|
|
gfx_ctx_mali_fbdev_set_resize,
|
|
gfx_ctx_mali_fbdev_has_focus,
|
|
gfx_ctx_mali_fbdev_suppress_screensaver,
|
|
gfx_ctx_mali_fbdev_has_windowed,
|
|
gfx_ctx_mali_fbdev_swap_buffers,
|
|
gfx_ctx_mali_fbdev_input_driver,
|
|
gfx_ctx_mali_fbdev_get_proc_address,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
"mali-fbdev",
|
|
gfx_ctx_mali_fbdev_get_flags,
|
|
gfx_ctx_mali_fbdev_set_flags,
|
|
gfx_ctx_mali_fbdev_bind_hw_render,
|
|
NULL,
|
|
NULL
|
|
};
|
|
|