mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-31 23:34:36 +00:00
307 lines
7.1 KiB
C
307 lines
7.1 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2012 - Daniel De Matteis
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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 "../../driver.h"
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#include "../gfx_common.h"
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#include "../gl_common.h"
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#include <EGL/egl.h> /* Requires NDK r5 or newer */
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#include "../../android/native/jni/android_general.h"
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#include "../image.h"
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#include "../fonts/gl_font.h"
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#include <stdint.h>
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#ifdef HAVE_GLSL
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#include "../shader_glsl.h"
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#endif
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static EGLContext g_egl_ctx;
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static EGLSurface g_egl_surf;
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static EGLDisplay g_egl_dpy;
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static EGLConfig g_config;
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static bool g_resize;
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GLfloat _angle;
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static enum gfx_ctx_api g_api;
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static void gfx_ctx_set_swap_interval(unsigned interval)
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{
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RARCH_LOG("gfx_ctx_set_swap_interval(%d).\n", interval);
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eglSwapInterval(g_egl_dpy, interval);
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}
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static void gfx_ctx_destroy(void)
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{
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RARCH_LOG("gfx_ctx_destroy().\n");
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eglMakeCurrent(g_egl_dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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eglDestroyContext(g_egl_dpy, g_egl_ctx);
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eglDestroySurface(g_egl_dpy, g_egl_surf);
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eglTerminate(g_egl_dpy);
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g_egl_dpy = EGL_NO_DISPLAY;
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g_egl_surf = EGL_NO_SURFACE;
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g_egl_ctx = EGL_NO_CONTEXT;
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g_config = 0;
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g_resize = false;
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}
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static void gfx_ctx_get_video_size(unsigned *width, unsigned *height)
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{
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if (g_egl_dpy)
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{
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EGLint gl_width, gl_height;
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eglQuerySurface(g_egl_dpy, g_egl_surf, EGL_WIDTH, &gl_width);
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eglQuerySurface(g_egl_dpy, g_egl_surf, EGL_HEIGHT, &gl_height);
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*width = gl_width;
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*height = gl_height;
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}
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else
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{
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*width = 0;
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*height = 0;
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}
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}
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static bool gfx_ctx_init(void)
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{
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RARCH_LOG("gfx_ctx_init().\n");
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const EGLint attribs[] = {
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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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EGL_BLUE_SIZE, 8,
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EGL_GREEN_SIZE, 8,
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EGL_RED_SIZE, 8,
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EGL_NONE
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};
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EGLint num_config;
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EGLint egl_version_major, egl_version_minor;
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EGLint format;
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EGLint context_attributes[] = {
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EGL_CONTEXT_CLIENT_VERSION, 2,
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EGL_NONE
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};
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RARCH_LOG("Initializing context\n");
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if ((g_egl_dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY)) == EGL_NO_DISPLAY)
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{
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RARCH_ERR("eglGetDisplay failed.\n");
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goto error;
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}
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if (!eglInitialize(g_egl_dpy, &egl_version_major, &egl_version_minor))
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{
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RARCH_ERR("eglInitialize failed.\n");
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goto error;
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}
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RARCH_LOG("[ANDROID/EGL]: EGL version: %d.%d\n", egl_version_major, egl_version_minor);
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if (!eglChooseConfig(g_egl_dpy, attribs, &g_config, 1, &num_config))
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{
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RARCH_ERR("eglChooseConfig failed.\n");
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goto error;
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}
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int var = eglGetConfigAttrib(g_egl_dpy, g_config, EGL_NATIVE_VISUAL_ID, &format);
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if (!var)
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{
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RARCH_ERR("eglGetConfigAttrib failed: %d.\n", var);
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goto error;
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}
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ANativeWindow_setBuffersGeometry(g_android.app->window, 0, 0, format);
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if (!(g_egl_surf = eglCreateWindowSurface(g_egl_dpy, g_config, g_android.app->window, 0)))
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{
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RARCH_ERR("eglCreateWindowSurface failed.\n");
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goto error;
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}
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if (!(g_egl_ctx = eglCreateContext(g_egl_dpy, g_config, 0, context_attributes)))
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{
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RARCH_ERR("eglCreateContext failed.\n");
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goto error;
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}
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if (!eglMakeCurrent(g_egl_dpy, g_egl_surf, g_egl_surf, g_egl_ctx))
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{
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RARCH_ERR("eglMakeCurrent failed.\n");
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goto error;
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}
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return true;
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error:
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RARCH_ERR("EGL error: %d.\n", eglGetError());
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gfx_ctx_destroy();
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return false;
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}
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static void gfx_ctx_swap_buffers(void)
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{
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eglSwapBuffers(g_egl_dpy, g_egl_surf);
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}
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static void gfx_ctx_check_window(bool *quit,
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bool *resize, unsigned *width, unsigned *height, unsigned frame_count)
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{
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(void)frame_count;
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int id;
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struct android_app* android_app = g_android.app;
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*quit = false;
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unsigned new_width, new_height;
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gfx_ctx_get_video_size(&new_width, &new_height);
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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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RARCH_PERFORMANCE_INIT(alooper_pollonce);
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RARCH_PERFORMANCE_START(alooper_pollonce);
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id = ALooper_pollOnce(0, NULL, 0, NULL);
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if(id == LOOPER_ID_MAIN)
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{
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int8_t cmd;
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if (read(android_app->msgread, &cmd, sizeof(cmd)) == sizeof(cmd))
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{
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if(cmd == APP_CMD_SAVE_STATE)
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free_saved_state(android_app);
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}
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else
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cmd = -1;
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engine_handle_cmd(android_app, cmd);
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}
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RARCH_PERFORMANCE_STOP(alooper_pollonce);
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// Check if we are exiting.
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if (g_extern.lifecycle_state & (1ULL << RARCH_QUIT_KEY))
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*quit = true;
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}
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static void gfx_ctx_set_resize(unsigned width, unsigned height)
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{
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(void)width;
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(void)height;
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}
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static void gfx_ctx_update_window_title(bool reset)
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{
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(void)reset;
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#if 0
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if (reset)
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gfx_window_title_reset();
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char buf[128];
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if (gfx_get_fps(buf, sizeof(buf), false))
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RARCH_LOG("%s.\n", buf);
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#endif
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}
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static bool gfx_ctx_set_video_mode(
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unsigned width, unsigned height,
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bool fullscreen)
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{
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(void)width;
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(void)height;
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(void)fullscreen;
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return true;
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}
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static void gfx_ctx_input_driver(const input_driver_t **input, void **input_data)
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{
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*input = NULL;
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*input_data = NULL;
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}
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static unsigned gfx_ctx_get_resolution_width(unsigned resolution_id)
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{
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int gl_width;
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eglQuerySurface(g_egl_dpy, g_egl_surf, EGL_WIDTH, &gl_width);
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return gl_width;
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}
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static gfx_ctx_proc_t gfx_ctx_get_proc_address(const char *symbol)
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{
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rarch_assert(sizeof(void*) == sizeof(void (*)(void)));
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gfx_ctx_proc_t ret;
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void *sym__ = eglGetProcAddress(symbol);
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memcpy(&ret, &sym__, sizeof(void*));
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return ret;
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}
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static bool gfx_ctx_bind_api(enum gfx_ctx_api api)
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{
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g_api = api;
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return api == GFX_CTX_OPENGL_ES_API;
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}
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static bool gfx_ctx_has_focus(void)
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{
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return true;
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}
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static bool gfx_ctx_init_egl_image_buffer(const video_info_t *video)
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{
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return false;
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}
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static bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, unsigned index, void **image_handle)
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{
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return false;
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}
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const gfx_ctx_driver_t gfx_ctx_android = {
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gfx_ctx_init,
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gfx_ctx_destroy,
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gfx_ctx_bind_api,
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gfx_ctx_set_swap_interval,
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gfx_ctx_set_video_mode,
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gfx_ctx_get_video_size,
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NULL,
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gfx_ctx_update_window_title,
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gfx_ctx_check_window,
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gfx_ctx_set_resize,
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gfx_ctx_has_focus,
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gfx_ctx_swap_buffers,
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gfx_ctx_input_driver,
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NULL,
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gfx_ctx_init_egl_image_buffer,
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gfx_ctx_write_egl_image,
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NULL,
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"android",
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};
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