mirror of
https://github.com/libretro/RetroArch.git
synced 2024-10-08 07:03:30 +00:00
308 lines
7.0 KiB
C
308 lines
7.0 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2014 2015 - Jean-Andre Santoni
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <signal.h>
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#include "../../frontend/frontend_driver.h"
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#include "../../driver.h"
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#include "../../general.h"
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#include "../../runloop.h"
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#ifdef HAVE_EGL
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#include "../common/egl_common.h"
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#endif
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#if defined(HAVE_OPENGLES)
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#include "../common/gl_common.h"
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#endif
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typedef struct
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{
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#ifdef HAVE_EGL
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egl_ctx_data_t egl;
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EGLNativeWindowType native_window;
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#endif
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bool resize;
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unsigned width, height;
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} opendingux_ctx_data_t;
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static void gfx_ctx_opendingux_destroy(void *data)
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{
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opendingux_ctx_data_t *viv = (opendingux_ctx_data_t*)data;
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if (viv)
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{
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#ifdef HAVE_EGL
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egl_destroy(&viv->egl);
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#endif
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viv->resize = false;
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free(viv);
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}
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}
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static void *gfx_ctx_opendingux_init(void *video_driver)
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{
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#ifdef HAVE_EGL
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EGLint n;
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EGLint major, minor;
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EGLint format;
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static const EGLint attribs[] = {
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#if 0
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EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
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EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
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#endif
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EGL_BLUE_SIZE, 5,
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EGL_GREEN_SIZE, 6,
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EGL_RED_SIZE, 5,
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EGL_ALPHA_SIZE, 0,
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EGL_SAMPLES, 0,
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EGL_NONE
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};
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#endif
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opendingux_ctx_data_t *viv = (opendingux_ctx_data_t*)
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calloc(1, sizeof(*viv));
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if (!viv)
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return NULL;
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#ifdef HAVE_EGL
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frontend_driver_install_signal_handler();
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if (!egl_init_context(&viv->egl, EGL_DEFAULT_DISPLAY,
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&major, &minor,
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&n, attribs))
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{
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egl_report_error();
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goto error;
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}
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#endif
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return viv;
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error:
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#ifdef HAVE_EGL
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RARCH_ERR("[opendingux fbdev]: EGL error: %d.\n", eglGetError());
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#endif
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gfx_ctx_opendingux_destroy(viv);
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return NULL;
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}
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static void gfx_ctx_opendingux_get_video_size(void *data,
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unsigned *width, unsigned *height)
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{
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opendingux_ctx_data_t *viv = (opendingux_ctx_data_t*)data;
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*width = viv->width;
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*height = viv->height;
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}
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static void gfx_ctx_opendingux_check_window(void *data, bool *quit,
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bool *resize, unsigned *width, unsigned *height, unsigned frame_count)
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{
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unsigned new_width, new_height;
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opendingux_ctx_data_t *viv = (opendingux_ctx_data_t*)data;
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#ifdef HAVE_EGL
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egl_get_video_size(&viv->egl, &new_width, &new_height);
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#endif
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if (new_width != *width || new_height != *height)
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{
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*width = new_width;
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*height = new_height;
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*resize = true;
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}
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*quit = (bool)frontend_driver_get_signal_handler_state();
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}
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static bool gfx_ctx_opendingux_set_resize(void *data,
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unsigned width, unsigned height)
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{
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(void)data;
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(void)width;
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(void)height;
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return false;
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}
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static void gfx_ctx_opendingux_update_window_title(void *data)
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{
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char buf[128] = {0};
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char buf_fps[128] = {0};
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settings_t *settings = config_get_ptr();
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video_monitor_get_fps(buf, sizeof(buf),
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buf_fps, sizeof(buf_fps));
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if (settings->fps_show)
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runloop_msg_queue_push(buf_fps, 1, 1, false);
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}
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static bool gfx_ctx_opendingux_set_video_mode(void *data,
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unsigned width, unsigned height,
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bool fullscreen)
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{
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#ifdef HAVE_EGL
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static const EGLint attribs[] = {
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EGL_CONTEXT_CLIENT_VERSION, 2, /* Use version 2, even for GLES3. */
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EGL_NONE
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};
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#endif
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opendingux_ctx_data_t *viv = (opendingux_ctx_data_t*)data;
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/* Pick some arbitrary default. */
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if (!width || !fullscreen)
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width = 1280;
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if (!height || !fullscreen)
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height = 1024;
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viv->width = width;
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viv->height = height;
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#ifdef HAVE_EGL
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if (!egl_create_context(&viv->egl, attribs))
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{
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egl_report_error();
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goto error;
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}
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viv->native_window = 0;
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if (!egl_create_surface(&viv->egl, viv->native_window))
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goto error;
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#endif
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return true;
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error:
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#ifdef HAVE_EGL
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RARCH_ERR("[opendingux fbdev]: EGL error: %d.\n", eglGetError());
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#endif
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gfx_ctx_opendingux_destroy(data);
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return false;
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}
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static void gfx_ctx_opendingux_input_driver(void *data,
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const input_driver_t **input, void **input_data)
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{
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(void)data;
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*input = NULL;
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*input_data = NULL;
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}
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static bool gfx_ctx_opendingux_bind_api(void *data,
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enum gfx_ctx_api api, unsigned major, unsigned minor)
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{
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(void)data;
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return api == GFX_CTX_OPENGL_ES_API;
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}
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static bool gfx_ctx_opendingux_has_focus(void *data)
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{
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(void)data;
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return true;
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}
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static bool gfx_ctx_opendingux_suppress_screensaver(void *data, bool enable)
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{
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(void)data;
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(void)enable;
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return false;
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}
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static bool gfx_ctx_opendingux_has_windowed(void *data)
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{
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(void)data;
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return false;
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}
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static void gfx_ctx_opendingux_swap_buffers(void *data)
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{
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opendingux_ctx_data_t *viv = (opendingux_ctx_data_t*)data;
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#ifdef HAVE_EGL
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egl_swap_buffers(&viv->egl);
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#endif
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}
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static void gfx_ctx_opendingux_set_swap_interval(
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void *data, unsigned swap_interval)
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{
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opendingux_ctx_data_t *viv = (opendingux_ctx_data_t*)data;
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#ifdef HAVE_EGL
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egl_set_swap_interval(&viv->egl, swap_interval);
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#endif
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}
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static gfx_ctx_proc_t gfx_ctx_opendingux_get_proc_address(const char *symbol)
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{
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#ifdef HAVE_EGL
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return egl_get_proc_address(symbol);
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#else
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}
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static void gfx_ctx_opendingux_bind_hw_render(void *data, bool enable)
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{
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opendingux_ctx_data_t *viv = (opendingux_ctx_data_t*)data;
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#ifdef HAVE_EGL
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egl_bind_hw_render(&viv->egl, enable);
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#endif
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}
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static uint32_t gfx_ctx_opendingux_get_flags(void *data)
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{
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uint32_t flags = 0;
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BIT32_SET(flags, GFX_CTX_FLAGS_NONE);
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return flags;
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}
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static void gfx_ctx_opendingux_set_flags(void *data, uint32_t flags)
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{
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(void)data;
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}
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const gfx_ctx_driver_t gfx_ctx_opendingux_fbdev = {
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gfx_ctx_opendingux_init,
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gfx_ctx_opendingux_destroy,
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gfx_ctx_opendingux_bind_api,
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gfx_ctx_opendingux_set_swap_interval,
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gfx_ctx_opendingux_set_video_mode,
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gfx_ctx_opendingux_get_video_size,
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NULL, /* get_video_output_size */
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NULL, /* get_video_output_prev */
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NULL, /* get_video_output_next */
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NULL, /* get_metrics */
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NULL,
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gfx_ctx_opendingux_update_window_title,
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gfx_ctx_opendingux_check_window,
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gfx_ctx_opendingux_set_resize,
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gfx_ctx_opendingux_has_focus,
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gfx_ctx_opendingux_suppress_screensaver,
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gfx_ctx_opendingux_has_windowed,
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gfx_ctx_opendingux_swap_buffers,
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gfx_ctx_opendingux_input_driver,
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gfx_ctx_opendingux_get_proc_address,
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NULL,
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NULL,
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NULL,
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"opendingux-fbdev",
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gfx_ctx_opendingux_get_flags,
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gfx_ctx_opendingux_set_flags,
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gfx_ctx_opendingux_bind_hw_render
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};
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