RetroArch/gfx/context/bbqnx_ctx.c
2015-01-10 17:51:00 +01:00

463 lines
11 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2015 - 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"
#include <EGL/egl.h>
#include <bps/screen.h>
#include <bps/navigator.h>
#include <bps/event.h>
#include <screen/screen.h>
#include <sys/platform.h>
#include <GLES2/gl2.h>
#include "../image/image.h"
#include "../fonts/gl_font.h"
#include <stdint.h>
#ifdef HAVE_GLSL
#include "../shader_glsl.h"
#endif
#define WINDOW_BUFFERS 2
static bool g_use_hw_ctx;
static EGLContext g_egl_hw_ctx;
static EGLContext g_egl_ctx;
static EGLSurface g_egl_surf;
static EGLDisplay g_egl_dpy;
static EGLConfig g_config;
static bool g_resize;
screen_context_t screen_ctx;
screen_window_t screen_win;
static screen_display_t screen_disp;
static enum gfx_ctx_api g_api;
static void gfx_ctx_qnx_set_swap_interval(void *data, unsigned interval)
{
(void)data;
eglSwapInterval(g_egl_dpy, interval);
}
static void gfx_ctx_qnx_destroy(void *data)
{
(void)data;
if (g_egl_dpy)
{
if (g_egl_ctx)
{
eglMakeCurrent(g_egl_dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
eglDestroyContext(g_egl_dpy, g_egl_ctx);
}
if (g_egl_hw_ctx)
eglDestroyContext(g_egl_dpy, g_egl_hw_ctx);
if (g_egl_surf)
eglDestroySurface(g_egl_dpy, g_egl_surf);
eglTerminate(g_egl_dpy);
}
/* Be as careful as possible in deinit. */
g_egl_ctx = NULL;
g_egl_hw_ctx = NULL;
g_egl_surf = NULL;
g_egl_dpy = NULL;
g_config = 0;
g_resize = false;
}
static void gfx_ctx_qnx_get_video_size(void *data, unsigned *width, unsigned *height)
{
EGLint gl_width, gl_height;
(void)data;
*width = 0;
*height = 0;
if (!g_egl_dpy)
return;
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_qnx_init(void *data)
{
EGLint num_config;
EGLint egl_version_major, egl_version_minor;
EGLint context_attributes[] = {
EGL_CONTEXT_CLIENT_VERSION, 2,
EGL_NONE
};
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_NONE
};
int angle, size[2];
int usage, format = SCREEN_FORMAT_RGBX8888;
/* Create a screen context that will be used to
* create an EGL surface to receive libscreen events */
RARCH_LOG("Initializing screen context...\n");
if (!screen_ctx)
{
screen_create_context(&screen_ctx, 0);
if (screen_request_events(screen_ctx) != BPS_SUCCESS)
{
RARCH_ERR("screen_request_events failed.\n");
goto screen_error;
}
if (navigator_request_events(0) != BPS_SUCCESS)
{
RARCH_ERR("navigator_request_events failed.\n");
goto screen_error;
}
if (navigator_rotation_lock(false) != BPS_SUCCESS)
{
RARCH_ERR("navigator_location_lock failed.\n");
goto screen_error;
}
}
usage = SCREEN_USAGE_OPENGL_ES2 | SCREEN_USAGE_ROTATION;
RARCH_LOG("Initializing context\n");
if ((g_egl_dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY)) == EGL_NO_DISPLAY)
{
RARCH_ERR("eglGetDisplay failed.\n");
goto error;
}
if (!eglInitialize(g_egl_dpy, &egl_version_major, &egl_version_minor))
{
RARCH_ERR("eglInitialize failed.\n");
goto error;
}
if (!eglBindAPI(EGL_OPENGL_ES_API))
{
RARCH_ERR("eglBindAPI failed.\n");
goto error;
}
RARCH_LOG("[BLACKBERRY QNX/EGL]: EGL version: %d.%d\n", egl_version_major, egl_version_minor);
if (!eglChooseConfig(g_egl_dpy, attribs, &g_config, 1, &num_config))
goto error;
g_egl_ctx = eglCreateContext(g_egl_dpy, g_config, EGL_NO_CONTEXT, context_attributes);
if (g_egl_ctx == EGL_NO_CONTEXT)
goto error;
if (g_use_hw_ctx)
{
g_egl_hw_ctx = eglCreateContext(g_egl_dpy, g_config, g_egl_ctx,
context_attributes);
RARCH_LOG("[Android/EGL]: Created shared context: %p.\n", (void*)g_egl_hw_ctx);
if (g_egl_hw_ctx == EGL_NO_CONTEXT)
goto error;
}
if(!screen_win)
{
if (screen_create_window(&screen_win, screen_ctx))
{
RARCH_ERR("screen_create_window failed:.\n");
goto error;
}
}
if (screen_set_window_property_iv(screen_win, SCREEN_PROPERTY_FORMAT, &format))
{
RARCH_ERR("screen_set_window_property_iv [SCREEN_PROPERTY_FORMAT] failed.\n");
goto error;
}
if (screen_set_window_property_iv(screen_win, SCREEN_PROPERTY_USAGE, &usage))
{
RARCH_ERR("screen_set_window_property_iv [SCREEN_PROPERTY_USAGE] failed.\n");
goto error;
}
if (screen_get_window_property_pv(screen_win, SCREEN_PROPERTY_DISPLAY, (void **)&screen_disp))
{
RARCH_ERR("screen_get_window_property_pv [SCREEN_PROPERTY_DISPLAY] failed.\n");
goto error;
}
int screen_resolution[2];
if (screen_get_display_property_iv(screen_disp, SCREEN_PROPERTY_SIZE, screen_resolution))
{
RARCH_ERR("screen_get_window_property_iv [SCREEN_PROPERTY_SIZE] failed.\n");
goto error;
}
#ifndef HAVE_BB10
angle = atoi(getenv("ORIENTATION"));
screen_display_mode_t screen_mode;
if (screen_get_display_property_pv(screen_disp, SCREEN_PROPERTY_MODE, (void**)&screen_mode))
{
RARCH_ERR("screen_get_display_property_pv [SCREEN_PROPERTY_MODE] failed.\n");
goto error;
}
if (screen_get_window_property_iv(screen_win, SCREEN_PROPERTY_BUFFER_SIZE, size))
{
RARCH_ERR("screen_get_window_property_iv [SCREEN_PROPERTY_BUFFER_SIZE] failed.\n");
goto error;
}
int buffer_size[2] = {size[0], size[1]};
if ((angle == 0) || (angle == 180))
{
if (((screen_mode.width > screen_mode.height) && (size[0] < size[1])) ||
((screen_mode.width < screen_mode.height) && (size[0] > size[1])))
{
buffer_size[1] = size[0];
buffer_size[0] = size[1];
}
}
else if ((angle == 90) || (angle == 270))
{
if (((screen_mode.width > screen_mode.height) && (size[0] > size[1])) ||
((screen_mode.width < screen_mode.height && size[0] < size[1])))
{
buffer_size[1] = size[0];
buffer_size[0] = size[1];
}
}
else
{
RARCH_ERR("Navigator returned an unexpected orientation angle.\n");
goto error;
}
if (screen_set_window_property_iv(screen_win, SCREEN_PROPERTY_BUFFER_SIZE, buffer_size))
{
RARCH_ERR("screen_set_window_property_iv [SCREEN_PROPERTY_BUFFER_SIZE] failed.\n");
goto error;
}
if (screen_set_window_property_iv(screen_win, SCREEN_PROPERTY_ROTATION, &angle))
{
RARCH_ERR("screen_set_window_property_iv [SCREEN_PROPERTY_ROTATION] failed.\n");
goto error;
}
#endif
if (screen_create_window_buffers(screen_win, WINDOW_BUFFERS))
{
RARCH_ERR("screen_create_window_buffers failed.\n");
goto error;
}
if (!(g_egl_surf = eglCreateWindowSurface(g_egl_dpy, g_config, screen_win, 0)))
{
RARCH_ERR("eglCreateWindowSurface 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("EGL error: %d.\n", eglGetError());
gfx_ctx_qnx_destroy(data);
screen_error:
screen_stop_events(screen_ctx);
return false;
}
static void gfx_ctx_qnx_swap_buffers(void *data)
{
(void)data;
eglSwapBuffers(g_egl_dpy, g_egl_surf);
}
static void gfx_ctx_qnx_check_window(void *data, bool *quit,
bool *resize, unsigned *width, unsigned *height, unsigned frame_count)
{
unsigned new_width, new_height;
(void)data;
(void)frame_count;
*quit = false;
gfx_ctx_qnx_get_video_size(data, &new_width, &new_height);
if (new_width != *width || new_height != *height)
{
*width = new_width;
*height = new_height;
*resize = true;
}
/* Check if we are exiting. */
if (g_extern.system.shutdown)
*quit = true;
}
static void gfx_ctx_qnx_set_resize(void *data, unsigned width, unsigned height)
{
(void)data;
(void)width;
(void)height;
}
static void gfx_ctx_qnx_update_window_title(void *data)
{
char buf[128], buf_fps[128];
bool fps_draw = g_settings.fps_show;
(void)data;
if (!fps_draw)
return;
gfx_get_fps(buf, sizeof(buf), fps_draw ? buf_fps : NULL, sizeof(buf_fps));
msg_queue_push(g_extern.msg_queue, buf_fps, 1, 1);
}
static bool gfx_ctx_qnx_set_video_mode(void *data,
unsigned width, unsigned height,
bool fullscreen)
{
(void)data;
(void)width;
(void)height;
(void)fullscreen;
return true;
}
static void gfx_ctx_qnx_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_qnx_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_qnx_bind_api(void *data,
enum gfx_ctx_api api, unsigned major, unsigned minor)
{
(void)data;
(void)major;
(void)minor;
g_api = api;
return api == GFX_CTX_OPENGL_ES_API;
}
static bool gfx_ctx_qnx_has_focus(void *data)
{
(void)data;
return true;
}
static bool gfx_ctx_qnx_has_windowed(void *data)
{
(void)data;
return false;
}
static void gfx_qnx_ctx_bind_hw_render(void *data, bool enable)
{
(void)data;
g_use_hw_ctx = enable;
if (!g_egl_dpy)
return;
if (!g_egl_surf)
return;
eglMakeCurrent(g_egl_dpy, g_egl_surf,
g_egl_surf, enable ? g_egl_hw_ctx : g_egl_ctx);
}
const gfx_ctx_driver_t gfx_ctx_bbqnx = {
gfx_ctx_qnx_init,
gfx_ctx_qnx_destroy,
gfx_ctx_qnx_bind_api,
gfx_ctx_qnx_set_swap_interval,
gfx_ctx_qnx_set_video_mode,
gfx_ctx_qnx_get_video_size,
NULL,
gfx_ctx_qnx_update_window_title,
gfx_ctx_qnx_check_window,
gfx_ctx_qnx_set_resize,
gfx_ctx_qnx_has_focus,
gfx_ctx_qnx_has_windowed,
gfx_ctx_qnx_swap_buffers,
gfx_ctx_qnx_input_driver,
gfx_ctx_qnx_get_proc_address,
#ifdef HAVE_EGL
NULL,
NULL,
#endif
NULL,
"blackberry_qnx",
gfx_qnx_ctx_bind_hw_render,
};