mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-22 18:58:21 +00:00
324 lines
7.7 KiB
C
324 lines
7.7 KiB
C
/* RetroArch - A frontend for libretro.
|
|
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
|
|
* Copyright (C) 2014 2015 - Jean-Andre Santoni
|
|
*
|
|
* 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 "../../runloop.h"
|
|
#include "../video_monitor.h"
|
|
#include "../gl_common.h"
|
|
|
|
#include <EGL/egl.h>
|
|
#include <signal.h>
|
|
|
|
static EGLContext g_egl_ctx;
|
|
static EGLSurface g_egl_surf;
|
|
static EGLDisplay g_egl_dpy;
|
|
static EGLConfig g_egl_config;
|
|
static bool g_resize;
|
|
static unsigned g_width, g_height;
|
|
|
|
static volatile sig_atomic_t g_quit;
|
|
static void sighandler(int sig)
|
|
{
|
|
(void)sig;
|
|
g_quit = 1;
|
|
}
|
|
|
|
static void gfx_ctx_vivante_set_swap_interval(void *data, unsigned interval)
|
|
{
|
|
(void)data;
|
|
|
|
if (!g_egl_dpy)
|
|
return;
|
|
|
|
eglSwapInterval(g_egl_dpy, interval);
|
|
}
|
|
|
|
static void gfx_ctx_vivante_destroy(void *data)
|
|
{
|
|
(void)data;
|
|
|
|
if (g_egl_dpy != EGL_NO_DISPLAY)
|
|
{
|
|
if (g_egl_ctx != EGL_NO_CONTEXT)
|
|
{
|
|
glFlush();
|
|
glFinish();
|
|
}
|
|
|
|
eglMakeCurrent(g_egl_dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
|
|
if (g_egl_ctx != EGL_NO_CONTEXT)
|
|
eglDestroyContext(g_egl_dpy, g_egl_ctx);
|
|
if (g_egl_surf != EGL_NO_SURFACE)
|
|
eglDestroySurface(g_egl_dpy, g_egl_surf);
|
|
eglTerminate(g_egl_dpy);
|
|
}
|
|
|
|
g_egl_dpy = EGL_NO_DISPLAY;
|
|
g_egl_surf = EGL_NO_SURFACE;
|
|
g_egl_ctx = EGL_NO_CONTEXT;
|
|
g_egl_config = 0;
|
|
g_quit = 0;
|
|
g_resize = false;
|
|
}
|
|
|
|
static void gfx_ctx_vivante_get_video_size(void *data,
|
|
unsigned *width, unsigned *height)
|
|
{
|
|
(void)data;
|
|
|
|
*width = 0;
|
|
*height = 0;
|
|
|
|
if (g_egl_dpy != EGL_NO_DISPLAY && g_egl_surf != EGL_NO_SURFACE)
|
|
{
|
|
EGLint gl_width, gl_height;
|
|
|
|
eglQuerySurface(g_egl_dpy, g_egl_surf, EGL_WIDTH, &gl_width);
|
|
eglQuerySurface(g_egl_dpy, g_egl_surf, EGL_HEIGHT, &gl_height);
|
|
*width = gl_width;
|
|
*height = gl_height;
|
|
}
|
|
}
|
|
|
|
static bool gfx_ctx_vivante_init(void *data)
|
|
{
|
|
EGLint num_config;
|
|
EGLint egl_version_major, egl_version_minor;
|
|
EGLint format;
|
|
struct sigaction sa = {{0}};
|
|
static const EGLint attribs[] = {
|
|
#if 0
|
|
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
|
|
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
|
|
#endif
|
|
EGL_BLUE_SIZE, 5,
|
|
EGL_GREEN_SIZE, 6,
|
|
EGL_RED_SIZE, 5,
|
|
EGL_ALPHA_SIZE, 0,
|
|
EGL_SAMPLES, 0,
|
|
EGL_NONE
|
|
};
|
|
|
|
(void)data;
|
|
|
|
sa.sa_handler = sighandler;
|
|
sa.sa_flags = SA_RESTART;
|
|
sigemptyset(&sa.sa_mask);
|
|
sigaction(SIGINT, &sa, NULL);
|
|
sigaction(SIGTERM, &sa, NULL);
|
|
|
|
RARCH_LOG("[Vivante fbdev]: Initializing context\n");
|
|
|
|
if ((g_egl_dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY)) == EGL_NO_DISPLAY)
|
|
{
|
|
RARCH_ERR("[Vivante fbdev]: eglGetDisplay failed.\n");
|
|
goto error;
|
|
}
|
|
|
|
if (!eglInitialize(g_egl_dpy, &egl_version_major, &egl_version_minor))
|
|
{
|
|
RARCH_ERR("[Vivante fbdev]: eglInitialize failed.\n");
|
|
goto error;
|
|
}
|
|
|
|
RARCH_LOG("[Vivante fbdev]: EGL version: %d.%d\n",
|
|
egl_version_major, egl_version_minor);
|
|
|
|
if (!eglChooseConfig(g_egl_dpy, attribs, &g_egl_config, 1, &num_config))
|
|
{
|
|
RARCH_ERR("[Vivante fbdev]: eglChooseConfig failed.\n");
|
|
goto error;
|
|
}
|
|
|
|
return true;
|
|
|
|
error:
|
|
RARCH_ERR("[Vivante fbdev]: EGL error: %d.\n", eglGetError());
|
|
gfx_ctx_vivante_destroy(data);
|
|
return false;
|
|
}
|
|
|
|
static void gfx_ctx_vivante_swap_buffers(void *data)
|
|
{
|
|
(void)data;
|
|
eglSwapBuffers(g_egl_dpy, g_egl_surf);
|
|
}
|
|
|
|
static void gfx_ctx_vivante_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_vivante_get_video_size(data, &new_width, &new_height);
|
|
|
|
if (new_width != *width || new_height != *height)
|
|
{
|
|
*width = new_width;
|
|
*height = new_height;
|
|
*resize = true;
|
|
}
|
|
|
|
*quit = g_quit;
|
|
}
|
|
|
|
static void gfx_ctx_vivante_set_resize(void *data,
|
|
unsigned width, unsigned height)
|
|
{
|
|
(void)data;
|
|
(void)width;
|
|
(void)height;
|
|
}
|
|
|
|
static void gfx_ctx_vivante_update_window_title(void *data)
|
|
{
|
|
char buf[128], buf_fps[128];
|
|
settings_t *settings = config_get_ptr();
|
|
|
|
(void)data;
|
|
|
|
video_monitor_get_fps(buf, sizeof(buf),
|
|
buf_fps, sizeof(buf_fps));
|
|
if (settings->fps_show)
|
|
rarch_main_msg_queue_push(buf_fps, 1, 1, false);
|
|
}
|
|
|
|
static bool gfx_ctx_vivante_set_video_mode(void *data,
|
|
unsigned width, unsigned height,
|
|
bool fullscreen)
|
|
{
|
|
EGLNativeWindowType window;
|
|
static const EGLint attribs[] = {
|
|
EGL_CONTEXT_CLIENT_VERSION, 2, /* Use version 2, even for GLES3. */
|
|
EGL_NONE
|
|
};
|
|
|
|
/* Pick some arbitrary default. */
|
|
if (!width || !fullscreen)
|
|
width = 1280;
|
|
if (!height || !fullscreen)
|
|
height = 1024;
|
|
|
|
g_width = width;
|
|
g_height = height;
|
|
|
|
window = fbCreateWindow(fbGetDisplayByIndex(0), 0, 0, 0, 0);
|
|
g_egl_surf = eglCreateWindowSurface(g_egl_dpy, g_egl_config, window, 0);
|
|
|
|
if (g_egl_surf == EGL_NO_SURFACE)
|
|
{
|
|
RARCH_ERR("eglCreateWindowSurface failed.\n");
|
|
goto error;
|
|
}
|
|
|
|
g_egl_ctx = eglCreateContext(g_egl_dpy, g_egl_config, 0, attribs);
|
|
if (g_egl_ctx == EGL_NO_CONTEXT)
|
|
{
|
|
RARCH_ERR("eglCreateContext failed.\n");
|
|
goto error;
|
|
}
|
|
|
|
if (!eglMakeCurrent(g_egl_dpy, g_egl_surf, g_egl_surf, g_egl_ctx))
|
|
{
|
|
RARCH_ERR("eglMakeCurrent failed.\n");
|
|
goto error;
|
|
}
|
|
|
|
return true;
|
|
|
|
error:
|
|
RARCH_ERR("[Vivante fbdev]: EGL error: %d.\n", eglGetError());
|
|
gfx_ctx_vivante_destroy(data);
|
|
return false;
|
|
}
|
|
|
|
static void gfx_ctx_vivante_input_driver(void *data,
|
|
const input_driver_t **input, void **input_data)
|
|
{
|
|
(void)data;
|
|
*input = NULL;
|
|
*input_data = NULL;
|
|
}
|
|
|
|
static gfx_ctx_proc_t gfx_ctx_vivante_get_proc_address(const char *symbol)
|
|
{
|
|
gfx_ctx_proc_t ret;
|
|
void *sym__;
|
|
|
|
rarch_assert(sizeof(void*) == sizeof(void (*)(void)));
|
|
|
|
sym__ = eglGetProcAddress(symbol);
|
|
memcpy(&ret, &sym__, sizeof(void*));
|
|
|
|
return ret;
|
|
}
|
|
|
|
static bool gfx_ctx_vivante_bind_api(void *data,
|
|
enum gfx_ctx_api api, unsigned major, unsigned minor)
|
|
{
|
|
(void)data;
|
|
return api == GFX_CTX_OPENGL_ES_API;
|
|
}
|
|
|
|
static bool gfx_ctx_vivante_has_focus(void *data)
|
|
{
|
|
(void)data;
|
|
return true;
|
|
}
|
|
|
|
static bool gfx_ctx_vivante_suppress_screensaver(void *data, bool enable)
|
|
{
|
|
(void)data;
|
|
(void)enable;
|
|
return false;
|
|
}
|
|
|
|
static bool gfx_ctx_vivante_has_windowed(void *data)
|
|
{
|
|
(void)data;
|
|
return false;
|
|
}
|
|
|
|
const gfx_ctx_driver_t gfx_ctx_vivante_fbdev = {
|
|
gfx_ctx_vivante_init,
|
|
gfx_ctx_vivante_destroy,
|
|
gfx_ctx_vivante_bind_api,
|
|
gfx_ctx_vivante_set_swap_interval,
|
|
gfx_ctx_vivante_set_video_mode,
|
|
gfx_ctx_vivante_get_video_size,
|
|
NULL, /* get_video_output_size */
|
|
NULL, /* get_video_output_prev */
|
|
NULL, /* get_video_output_next */
|
|
NULL,
|
|
gfx_ctx_vivante_update_window_title,
|
|
gfx_ctx_vivante_check_window,
|
|
gfx_ctx_vivante_set_resize,
|
|
gfx_ctx_vivante_has_focus,
|
|
gfx_ctx_vivante_suppress_screensaver,
|
|
gfx_ctx_vivante_has_windowed,
|
|
gfx_ctx_vivante_swap_buffers,
|
|
gfx_ctx_vivante_input_driver,
|
|
gfx_ctx_vivante_get_proc_address,
|
|
#ifdef HAVE_EGL
|
|
NULL,
|
|
NULL,
|
|
#endif
|
|
NULL,
|
|
"vivante-fbdev",
|
|
};
|