mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-15 23:06:40 +00:00
1016 lines
25 KiB
C
1016 lines
25 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2017 - 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 <stdlib.h>
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#ifdef HAVE_CONFIG_H
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#include "../config.h"
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#endif
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#include "font_driver.h"
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#include "video_thread_wrapper.h"
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#include "../configuration.h"
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#include "../verbosity.h"
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static const font_renderer_driver_t *font_backends[] = {
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#ifdef HAVE_FREETYPE
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&freetype_font_renderer,
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#endif
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#if defined(__APPLE__) && defined(HAVE_CORETEXT)
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&coretext_font_renderer,
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#endif
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#ifdef HAVE_STB_FONT
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#if defined(VITA) || defined(WIIU) || defined(ANDROID) || defined(_WIN32) && !defined(_XBOX) && !defined(_MSC_VER) || (defined(_WIN32) && !defined(_XBOX) && defined(_MSC_VER) && _MSC_VER > 1400) || defined(__CELLOS_LV2__)
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&stb_unicode_font_renderer,
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#else
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&stb_font_renderer,
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#endif
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#endif
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&bitmap_font_renderer,
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NULL
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};
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static void *video_font_driver = NULL;
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int font_renderer_create_default(
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const font_renderer_driver_t **drv,
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void **handle,
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const char *font_path, unsigned font_size)
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{
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unsigned i;
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for (i = 0; font_backends[i]; i++)
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{
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const char *path = font_path;
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if (!path)
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path = font_backends[i]->get_default_font();
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if (!path)
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continue;
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*handle = font_backends[i]->init(path, font_size);
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if (*handle)
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{
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RARCH_LOG("[Font]: Using font rendering backend: %s.\n",
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font_backends[i]->ident);
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*drv = font_backends[i];
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return 1;
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}
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else
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RARCH_ERR("Failed to create rendering backend: %s.\n",
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font_backends[i]->ident);
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}
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*drv = NULL;
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*handle = NULL;
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return 0;
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}
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#ifdef HAVE_D3D8
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static const font_renderer_t *d3d8_font_backends[] = {
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#if defined(_XBOX1)
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&d3d_xdk1_font,
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#endif
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NULL
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};
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static bool d3d8_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; i < ARRAY_SIZE(d3d8_font_backends); i++)
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{
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void *data = d3d8_font_backends[i] ? d3d8_font_backends[i]->init(
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video_data, font_path, font_size,
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is_threaded) : NULL;
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if (!data)
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continue;
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*font_driver = d3d8_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef HAVE_D3D9
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static const font_renderer_t *d3d9_font_backends[] = {
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#if defined(_XBOX)
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&d3d_xbox360_font,
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#elif defined(_WIN32) && defined(HAVE_D3DX)
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&d3d_win32_font,
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#endif
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NULL
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};
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static bool d3d9_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; i < ARRAY_SIZE(d3d9_font_backends); i++)
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{
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void *data = d3d9_font_backends[i] ? d3d9_font_backends[i]->init(
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video_data, font_path, font_size,
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is_threaded) : NULL;
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if (!data)
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continue;
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*font_driver = d3d9_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef HAVE_OPENGL
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static const font_renderer_t *gl_font_backends[] = {
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&gl_raster_font,
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#if defined(HAVE_LIBDBGFONT)
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&libdbg_font,
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#endif
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NULL,
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};
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static bool gl_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; gl_font_backends[i]; i++)
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{
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void *data = gl_font_backends[i]->init(
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video_data, font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = gl_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef HAVE_CACA
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static const font_renderer_t *caca_font_backends[] = {
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&caca_font,
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NULL,
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};
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static bool caca_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; caca_font_backends[i]; i++)
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{
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void *data = caca_font_backends[i]->init(
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video_data, font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = caca_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef HAVE_SIXEL
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static const font_renderer_t *sixel_font_backends[] = {
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&sixel_font,
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NULL,
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};
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static bool sixel_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; sixel_font_backends[i]; i++)
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{
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void *data = sixel_font_backends[i]->init(
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video_data, font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = sixel_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef DJGPP
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static const font_renderer_t *vga_font_backends[] = {
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&vga_font,
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NULL,
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};
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static bool vga_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; vga_font_backends[i]; i++)
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{
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void *data = vga_font_backends[i]->init(
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video_data, font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = vga_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#if defined(_WIN32) && !defined(_XBOX)
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static const font_renderer_t *gdi_font_backends[] = {
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&gdi_font,
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NULL,
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};
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static bool gdi_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; gdi_font_backends[i]; i++)
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{
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void *data = gdi_font_backends[i]->init(
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video_data, font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = gdi_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef HAVE_VULKAN
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static const font_renderer_t *vulkan_font_backends[] = {
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&vulkan_raster_font,
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NULL,
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};
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static bool vulkan_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; vulkan_font_backends[i]; i++)
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{
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void *data = vulkan_font_backends[i]->init(video_data,
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font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = vulkan_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef HAVE_METAL
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static const font_renderer_t *metal_font_backends[] = {
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&metal_raster_font,
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NULL,
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};
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static bool metal_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; metal_font_backends[i]; i++)
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{
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void *data = metal_font_backends[i]->init(video_data,
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font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = metal_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef HAVE_D3D10
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static const font_renderer_t *d3d10_font_backends[] = {
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&d3d10_font,
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NULL,
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};
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static bool d3d10_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; d3d10_font_backends[i]; i++)
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{
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void *data = d3d10_font_backends[i]->init(video_data,
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font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = d3d10_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef HAVE_D3D11
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static const font_renderer_t *d3d11_font_backends[] = {
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&d3d11_font,
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NULL,
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};
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static bool d3d11_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; d3d11_font_backends[i]; i++)
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{
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void *data = d3d11_font_backends[i]->init(video_data,
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font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = d3d11_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef HAVE_D3D12
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static const font_renderer_t *d3d12_font_backends[] = {
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&d3d12_font,
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NULL,
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};
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static bool d3d12_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; d3d12_font_backends[i]; i++)
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{
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void *data = d3d12_font_backends[i]->init(video_data,
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font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = d3d12_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef HAVE_VITA2D
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static const font_renderer_t *vita2d_font_backends[] = {
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&vita2d_vita_font
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};
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static bool vita2d_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; vita2d_font_backends[i]; i++)
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{
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void *data = vita2d_font_backends[i]->init(
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video_data, font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = vita2d_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef _3DS
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static const font_renderer_t *ctr_font_backends[] = {
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&ctr_font
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};
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static bool ctr_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; ctr_font_backends[i]; i++)
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{
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void *data = ctr_font_backends[i]->init(
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video_data, font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = ctr_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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#ifdef WIIU
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static const font_renderer_t *wiiu_font_backends[] = {
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&wiiu_font,
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NULL
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};
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static bool wiiu_font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path,
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float font_size, bool is_threaded)
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{
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unsigned i;
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for (i = 0; wiiu_font_backends[i]; i++)
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{
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void *data = wiiu_font_backends[i]->init(
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video_data, font_path, font_size,
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is_threaded);
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if (!data)
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continue;
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*font_driver = wiiu_font_backends[i];
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*font_handle = data;
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return true;
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}
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return false;
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}
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#endif
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static bool font_init_first(
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const void **font_driver, void **font_handle,
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void *video_data, const char *font_path, float font_size,
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enum font_driver_render_api api, bool is_threaded)
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{
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if (font_path && !font_path[0])
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font_path = NULL;
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switch (api)
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{
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#ifdef HAVE_OPENGL
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case FONT_DRIVER_RENDER_OPENGL_API:
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return gl_font_init_first(font_driver, font_handle,
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video_data, font_path, font_size, is_threaded);
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#endif
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#ifdef HAVE_VULKAN
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case FONT_DRIVER_RENDER_VULKAN_API:
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return vulkan_font_init_first(font_driver, font_handle,
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video_data, font_path, font_size, is_threaded);
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#endif
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#ifdef HAVE_METAL
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case FONT_DRIVER_RENDER_METAL_API:
|
|
return metal_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef HAVE_D3D8
|
|
case FONT_DRIVER_RENDER_D3D8_API:
|
|
return d3d8_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef HAVE_D3D9
|
|
case FONT_DRIVER_RENDER_D3D9_API:
|
|
return d3d9_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef HAVE_D3D10
|
|
case FONT_DRIVER_RENDER_D3D10_API:
|
|
return d3d10_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef HAVE_D3D11
|
|
case FONT_DRIVER_RENDER_D3D11_API:
|
|
return d3d11_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef HAVE_D3D12
|
|
case FONT_DRIVER_RENDER_D3D12_API:
|
|
return d3d12_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef HAVE_VITA2D
|
|
case FONT_DRIVER_RENDER_VITA2D:
|
|
return vita2d_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef _3DS
|
|
case FONT_DRIVER_RENDER_CTR:
|
|
return ctr_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef WIIU
|
|
case FONT_DRIVER_RENDER_WIIU:
|
|
return wiiu_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef HAVE_CACA
|
|
case FONT_DRIVER_RENDER_CACA:
|
|
return caca_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef HAVE_SIXEL
|
|
case FONT_DRIVER_RENDER_SIXEL:
|
|
return sixel_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#if defined(_WIN32) && !defined(_XBOX)
|
|
case FONT_DRIVER_RENDER_GDI:
|
|
return gdi_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
#ifdef DJGPP
|
|
case FONT_DRIVER_RENDER_VGA:
|
|
return vga_font_init_first(font_driver, font_handle,
|
|
video_data, font_path, font_size, is_threaded);
|
|
#endif
|
|
case FONT_DRIVER_RENDER_DONT_CARE:
|
|
/* TODO/FIXME - lookup graphics driver's 'API' */
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
#ifdef HAVE_LANGEXTRA
|
|
|
|
/* ACII: 0xxxxxxx (c & 0x80) == 0x00
|
|
* other start: 11xxxxxx (c & 0xC0) == 0xC0
|
|
* other cont: 10xxxxxx (c & 0xC0) == 0x80
|
|
* Neutral :
|
|
* 0020 - 002F : 001xxxxx (c & 0xE0) == 0x20
|
|
* Arabic:
|
|
* 0600 - 07FF : 11011xxx (c & 0xF8) == 0xD8 (2 bytes)
|
|
* 0800 - 08FF : 11100000 101000xx c == 0xE0 && (c1 & 0xAC) == 0xA0 (3 bytes) */
|
|
|
|
/* clang-format off */
|
|
#define IS_ASCII(p) ((*(p)&0x80) == 0x00)
|
|
#define IS_MBSTART(p) ((*(p)&0xC0) == 0xC0)
|
|
#define IS_MBCONT(p) ((*(p)&0xC0) == 0x80)
|
|
#define IS_DIR_NEUTRAL(p) ((*(p)&0xE0) == 0x20)
|
|
#define IS_ARABIC0(p) ((*(p)&0xF8) == 0xD8)
|
|
#define IS_ARABIC1(p) ((*(p) == 0xE0) && ((*((p) + 1) & 0xAC) == 0xA0))
|
|
#define IS_ARABIC(p) (IS_ARABIC0(p) || IS_ARABIC1(p))
|
|
#define IS_RTL(p) IS_ARABIC(p)
|
|
|
|
/* 0x0620 to 0x064F */
|
|
static const unsigned arabic_shape_map[0x50 - 0x20][0x4] = {
|
|
{ 0 }, /* 0x0620 */
|
|
{ 0xFE80 },
|
|
{ 0xFE81, 0xFE82 },
|
|
{ 0xFE83, 0xFE84 },
|
|
{ 0xFE85, 0xFE86 },
|
|
{ 0xFE87, 0xFE88 },
|
|
{ 0xFE89, 0xFE8A, 0xFE8B, 0xFE8C },
|
|
{ 0xFE8D, 0xFE8E },
|
|
|
|
{ 0xFE8F, 0xFE90, 0xFE91, 0xFE92 },
|
|
{ 0xFE93, 0xFE94 },
|
|
{ 0xFE95, 0xFE96, 0xFE97, 0xFE98 },
|
|
{ 0xFE99, 0xFE9A, 0xFE9B, 0xFE9C },
|
|
{ 0xFE9D, 0xFE9E, 0xFE9F, 0xFEA0 },
|
|
{ 0xFEA1, 0xFEA2, 0xFEA3, 0xFEA4 },
|
|
{ 0xFEA5, 0xFEA6, 0xFEA7, 0xFEA8 },
|
|
{ 0xFEA9, 0xFEAA },
|
|
|
|
{ 0xFEAB, 0xFEAC }, /* 0x0630 */
|
|
{ 0xFEAD, 0xFEAE },
|
|
{ 0xFEAF, 0xFEB0 },
|
|
{ 0xFEB1, 0xFEB2, 0xFEB3, 0xFEB4 },
|
|
{ 0xFEB5, 0xFEB6, 0xFEB7, 0xFEB8 },
|
|
{ 0xFEB9, 0xFEBA, 0xFEBB, 0xFEBC },
|
|
{ 0xFEBD, 0xFEBE, 0xFEBF, 0xFEC0 },
|
|
{ 0xFEC1, 0xFEC2, 0xFEC3, 0xFEC4 },
|
|
{ 0xFEC5, 0xFEC6, 0xFEC7, 0xFEC8 },
|
|
|
|
{ 0xFEC9, 0xFECA, 0xFECB, 0xFECC },
|
|
{ 0xFECD, 0xFECE, 0xFECF, 0xFED0 },
|
|
{ 0 },
|
|
{ 0 },
|
|
{ 0 },
|
|
{ 0 },
|
|
{ 0 },
|
|
{ 0 },
|
|
|
|
{ 0xFED1, 0xFED2, 0xFED3, 0xFED4 }, /* 0x0640 */
|
|
{ 0xFED5, 0xFED6, 0xFED7, 0xFED8 },
|
|
{ 0xFED9, 0xFEDA, 0xFEDB, 0xFEDC },
|
|
{ 0xFEDD, 0xFEDE, 0xFEDF, 0xFEE0 },
|
|
{ 0xFEE1, 0xFEE2, 0xFEE3, 0xFEE4 },
|
|
{ 0xFEE5, 0xFEE6, 0xFEE7, 0xFEE8 },
|
|
{ 0xFEE9, 0xFEEA, 0xFEEB, 0xFEEC },
|
|
{ 0xFEED, 0xFEEE },
|
|
|
|
{ 0xFEEF, 0xFEF0, 0xFBE8, 0xFBE9 },
|
|
{ 0xFEF1, 0xFEF2, 0xFEF3, 0xFEF4 },
|
|
};
|
|
/* clang-format on */
|
|
|
|
static INLINE unsigned font_get_replacement(const char* src, const char* start)
|
|
{
|
|
if ((*src & 0xFC) == 0xD8) /* 0x0600 to 0x06FF */
|
|
{
|
|
unsigned result = 0;
|
|
bool prev_connected = false;
|
|
bool next_connected = false;
|
|
unsigned char id = (src[0] << 6) | (src[1] & 0x3F);
|
|
const char* prev1 = src - 2;
|
|
const char* prev2 = src - 4;
|
|
|
|
if (id < 0x21 || id > 0x4A)
|
|
return 0;
|
|
|
|
if (prev2 < start)
|
|
{
|
|
prev2 = NULL;
|
|
if (prev1 < start)
|
|
prev1 = NULL;
|
|
}
|
|
|
|
if (prev1 && (*prev1 & 0xFC) == 0xD8)
|
|
{
|
|
unsigned char prev1_id = 0;
|
|
|
|
if (prev1)
|
|
prev1_id = (prev1[0] << 6) | (prev1[1] & 0x3F);
|
|
|
|
if (prev1_id == 0x44)
|
|
{
|
|
unsigned char prev2_id = 0;
|
|
|
|
if (prev2)
|
|
prev2_id = (prev2[0] << 6) | (prev2[1] & 0x3F);
|
|
|
|
if (prev2_id > 0x20 || prev2_id < 0x50)
|
|
prev_connected = !!arabic_shape_map[prev2_id - 0x20][2];
|
|
|
|
switch (id)
|
|
{
|
|
case 0x22:
|
|
return 0xFEF5 + prev_connected;
|
|
case 0x23:
|
|
return 0xFEF7 + prev_connected;
|
|
case 0x25:
|
|
return 0xFEF9 + prev_connected;
|
|
case 0x27:
|
|
return 0xFEFB + prev_connected;
|
|
}
|
|
}
|
|
if (prev1_id > 0x20 || prev1_id < 0x50)
|
|
prev_connected = !!arabic_shape_map[prev1_id - 0x20][2];
|
|
}
|
|
|
|
if ((src[2] & 0xFC) == 0xD8)
|
|
{
|
|
unsigned char next_id = (src[2] << 6) | (src[3] & 0x3F);
|
|
|
|
if (next_id > 0x20 || next_id < 0x50)
|
|
next_connected = true;
|
|
}
|
|
|
|
result = arabic_shape_map[id - 0x20][prev_connected | (next_connected << 1)];
|
|
|
|
if (result)
|
|
return result;
|
|
|
|
return arabic_shape_map[id - 0x20][prev_connected];
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static char* font_driver_reshape_msg(const char* msg)
|
|
{
|
|
/* worst case transformations are 2 bytes to 4 bytes */
|
|
unsigned char* buffer = (unsigned char*)malloc((strlen(msg) * 2) + 1);
|
|
const unsigned char* src = (const unsigned char*)msg;
|
|
unsigned char* dst = (unsigned char*)buffer;
|
|
bool reverse = false;
|
|
|
|
while (*src || reverse)
|
|
{
|
|
if (reverse)
|
|
{
|
|
src--;
|
|
while (IS_MBCONT(src))
|
|
src--;
|
|
|
|
if (IS_RTL(src) || IS_DIR_NEUTRAL(src))
|
|
{
|
|
unsigned replacement = font_get_replacement((const char*)src, msg);
|
|
if (replacement)
|
|
{
|
|
if (replacement < 0x80)
|
|
*dst++ = replacement;
|
|
else if (replacement < 0x8000)
|
|
{
|
|
*dst++ = 0xC0 | (replacement >> 6);
|
|
*dst++ = 0x80 | (replacement & 0x3F);
|
|
}
|
|
else if (replacement < 0x10000)
|
|
{
|
|
/* merged glyphs */
|
|
if ((replacement >= 0xFEF5) && (replacement <= 0xFEFC))
|
|
src -= 2;
|
|
|
|
*dst++ = 0xE0 | (replacement >> 12);
|
|
*dst++ = 0x80 | ((replacement >> 6) & 0x3F);
|
|
*dst++ = 0x80 | (replacement & 0x3F);
|
|
}
|
|
else
|
|
{
|
|
*dst++ = 0xF0 | (replacement >> 18);
|
|
*dst++ = 0x80 | ((replacement >> 12) & 0x3F);
|
|
*dst++ = 0x80 | ((replacement >> 6) & 0x3F);
|
|
*dst++ = 0x80 | (replacement & 0x3F);
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
*dst++ = *src++;
|
|
while (IS_MBCONT(src))
|
|
*dst++ = *src++;
|
|
src--;
|
|
|
|
while (IS_MBCONT(src))
|
|
src--;
|
|
}
|
|
else
|
|
{
|
|
reverse = false;
|
|
src++;
|
|
while (IS_MBCONT(src) || IS_RTL(src) || IS_DIR_NEUTRAL(src))
|
|
src++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (IS_RTL(src))
|
|
{
|
|
reverse = true;
|
|
while (IS_MBCONT(src) || IS_RTL(src) || IS_DIR_NEUTRAL(src))
|
|
src++;
|
|
}
|
|
else
|
|
*dst++ = *src++;
|
|
}
|
|
}
|
|
|
|
*dst = '\0';
|
|
|
|
return (char*)buffer;
|
|
}
|
|
#endif
|
|
|
|
void font_driver_render_msg(
|
|
video_frame_info_t *video_info,
|
|
void *font_data,
|
|
const char *msg,
|
|
const struct font_params *params)
|
|
{
|
|
font_data_t *font = (font_data_t*)(font_data
|
|
? font_data : video_font_driver);
|
|
|
|
if (msg && *msg && font && font->renderer && font->renderer->render_msg)
|
|
{
|
|
#ifdef HAVE_LANGEXTRA
|
|
char *new_msg = font_driver_reshape_msg(msg);
|
|
#else
|
|
char *new_msg = (char*)msg;
|
|
#endif
|
|
|
|
font->renderer->render_msg(video_info,
|
|
font->renderer_data, new_msg, params);
|
|
#ifdef HAVE_LANGEXTRA
|
|
free(new_msg);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void font_driver_bind_block(void *font_data, void *block)
|
|
{
|
|
font_data_t *font = (font_data_t*)(font_data ? font_data : video_font_driver);
|
|
|
|
if (font && font->renderer && font->renderer->bind_block)
|
|
font->renderer->bind_block(font->renderer_data, block);
|
|
}
|
|
|
|
void font_driver_flush(unsigned width, unsigned height, void *font_data,
|
|
video_frame_info_t *video_info)
|
|
{
|
|
font_data_t *font = (font_data_t*)(font_data ? font_data : video_font_driver);
|
|
if (font && font->renderer && font->renderer->flush)
|
|
font->renderer->flush(width, height, font->renderer_data, video_info);
|
|
}
|
|
|
|
|
|
int font_driver_get_message_width(void *font_data,
|
|
const char *msg, unsigned len, float scale)
|
|
{
|
|
font_data_t *font = (font_data_t*)(font_data ? font_data : video_font_driver);
|
|
if (font && font->renderer && font->renderer->get_message_width)
|
|
return font->renderer->get_message_width(font->renderer_data, msg, len, scale);
|
|
return -1;
|
|
}
|
|
|
|
void font_driver_free(void *font_data)
|
|
{
|
|
font_data_t *font = (font_data_t*)font_data;
|
|
|
|
if (font)
|
|
{
|
|
bool is_threaded = false;
|
|
#ifdef HAVE_THREADS
|
|
bool *is_threaded_tmp = video_driver_get_threaded();
|
|
is_threaded = *is_threaded_tmp;
|
|
#endif
|
|
|
|
if (font->renderer && font->renderer->free)
|
|
font->renderer->free(font->renderer_data, is_threaded);
|
|
|
|
font->renderer = NULL;
|
|
font->renderer_data = NULL;
|
|
|
|
free(font);
|
|
}
|
|
}
|
|
|
|
font_data_t *font_driver_init_first(
|
|
void *video_data, const char *font_path, float font_size,
|
|
bool threading_hint, bool is_threaded,
|
|
enum font_driver_render_api api)
|
|
{
|
|
const void *font_driver = NULL;
|
|
void *font_handle = NULL;
|
|
bool ok = false;
|
|
#ifdef HAVE_THREADS
|
|
|
|
if ( threading_hint
|
|
&& is_threaded
|
|
&& !video_driver_is_hw_context())
|
|
ok = video_thread_font_init(&font_driver, &font_handle,
|
|
video_data, font_path, font_size, api, font_init_first,
|
|
is_threaded);
|
|
else
|
|
#endif
|
|
ok = font_init_first(&font_driver, &font_handle,
|
|
video_data, font_path, font_size, api, is_threaded);
|
|
|
|
if (ok)
|
|
{
|
|
font_data_t *font = (font_data_t*)calloc(1, sizeof(*font));
|
|
font->renderer = (const font_renderer_t*)font_driver;
|
|
font->renderer_data = font_handle;
|
|
font->size = font_size;
|
|
return font;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
void font_driver_init_osd(
|
|
void *video_data,
|
|
bool threading_hint,
|
|
bool is_threaded,
|
|
enum font_driver_render_api api)
|
|
{
|
|
settings_t *settings = config_get_ptr();
|
|
if (video_font_driver)
|
|
return;
|
|
|
|
video_font_driver = font_driver_init_first(video_data,
|
|
*settings->paths.path_font ? settings->paths.path_font : NULL,
|
|
settings->floats.video_font_size, threading_hint, is_threaded, api);
|
|
|
|
if (!video_font_driver)
|
|
RARCH_ERR("[font]: Failed to initialize OSD font.\n");
|
|
}
|
|
|
|
void font_driver_free_osd(void)
|
|
{
|
|
if (video_font_driver)
|
|
font_driver_free(video_font_driver);
|
|
|
|
video_font_driver = NULL;
|
|
}
|