mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-16 07:16:36 +00:00
340 lines
9.6 KiB
C
340 lines
9.6 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 <string.h>
|
|
|
|
#include <compat/strl.h>
|
|
#include <file/file_path.h>
|
|
|
|
#include "menu.h"
|
|
#include "menu_shader.h"
|
|
#include "menu_setting.h"
|
|
#include "../configuration.h"
|
|
#include "../runloop.h"
|
|
/**
|
|
* menu_shader_manager_init:
|
|
*
|
|
* Initializes shader manager.
|
|
**/
|
|
void menu_shader_manager_init(menu_handle_t *menu)
|
|
{
|
|
#ifdef HAVE_SHADER_MANAGER
|
|
char preset_path[PATH_MAX_LENGTH];
|
|
const char *ext = NULL;
|
|
struct video_shader *shader = NULL;
|
|
config_file_t *conf = NULL;
|
|
const char *config_path = NULL;
|
|
settings_t *settings = config_get_ptr();
|
|
global_t *global = global_get_ptr();
|
|
|
|
if (!menu)
|
|
return;
|
|
|
|
shader = (struct video_shader*)menu->shader;
|
|
|
|
if (*global->core_specific_config_path
|
|
&& settings->core_specific_config)
|
|
config_path = global->core_specific_config_path;
|
|
else if (*global->config_path)
|
|
config_path = global->config_path;
|
|
|
|
/* In a multi-config setting, we can't have
|
|
* conflicts on menu.cgp/menu.glslp. */
|
|
if (config_path)
|
|
{
|
|
fill_pathname_base(menu->default_glslp, config_path,
|
|
sizeof(menu->default_glslp));
|
|
path_remove_extension(menu->default_glslp);
|
|
strlcat(menu->default_glslp, ".glslp", sizeof(menu->default_glslp));
|
|
fill_pathname_base(menu->default_cgp, config_path,
|
|
sizeof(menu->default_cgp));
|
|
path_remove_extension(menu->default_cgp);
|
|
strlcat(menu->default_cgp, ".cgp", sizeof(menu->default_cgp));
|
|
}
|
|
else
|
|
{
|
|
strlcpy(menu->default_glslp, "menu.glslp", sizeof(menu->default_glslp));
|
|
strlcpy(menu->default_cgp, "menu.cgp", sizeof(menu->default_cgp));
|
|
}
|
|
|
|
ext = path_get_extension(settings->video.shader_path);
|
|
if (strcmp(ext, "glslp") == 0 || strcmp(ext, "cgp") == 0)
|
|
{
|
|
conf = config_file_new(settings->video.shader_path);
|
|
if (conf)
|
|
{
|
|
if (video_shader_read_conf_cgp(conf, shader))
|
|
{
|
|
video_shader_resolve_relative(shader, settings->video.shader_path);
|
|
video_shader_resolve_parameters(conf, shader);
|
|
}
|
|
config_file_free(conf);
|
|
}
|
|
}
|
|
else if (strcmp(ext, "glsl") == 0 || strcmp(ext, "cg") == 0)
|
|
{
|
|
strlcpy(shader->pass[0].source.path, settings->video.shader_path,
|
|
sizeof(shader->pass[0].source.path));
|
|
shader->passes = 1;
|
|
}
|
|
else
|
|
{
|
|
const char *shader_dir = *settings->video.shader_dir ?
|
|
settings->video.shader_dir : settings->system_directory;
|
|
|
|
fill_pathname_join(preset_path, shader_dir, "menu.glslp", sizeof(preset_path));
|
|
conf = config_file_new(preset_path);
|
|
|
|
if (!conf)
|
|
{
|
|
fill_pathname_join(preset_path, shader_dir, "menu.cgp", sizeof(preset_path));
|
|
conf = config_file_new(preset_path);
|
|
}
|
|
|
|
if (conf)
|
|
{
|
|
if (video_shader_read_conf_cgp(conf, shader))
|
|
{
|
|
video_shader_resolve_relative(shader, preset_path);
|
|
video_shader_resolve_parameters(conf, shader);
|
|
}
|
|
config_file_free(conf);
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* menu_shader_manager_set_preset:
|
|
* @shader : Shader handle.
|
|
* @type : Type of shader.
|
|
* @preset_path : Preset path to load from.
|
|
*
|
|
* Sets shader preset.
|
|
**/
|
|
void menu_shader_manager_set_preset(struct video_shader *shader,
|
|
unsigned type, const char *preset_path)
|
|
{
|
|
#ifdef HAVE_SHADER_MANAGER
|
|
config_file_t *conf = NULL;
|
|
settings_t *settings = config_get_ptr();
|
|
|
|
settings->video.shader_enable = false;
|
|
|
|
if (!video_driver_set_shader((enum rarch_shader_type)type, preset_path))
|
|
return;
|
|
|
|
/* Makes sure that we use Menu Preset shader on driver reinit.
|
|
* Only do this when the cgp actually works to avoid potential errors. */
|
|
strlcpy(settings->video.shader_path, preset_path ? preset_path : "",
|
|
sizeof(settings->video.shader_path));
|
|
settings->video.shader_enable = true;
|
|
|
|
if (!preset_path)
|
|
return;
|
|
if (!shader)
|
|
return;
|
|
|
|
/* Load stored Preset into menu on success.
|
|
* Used when a preset is directly loaded.
|
|
* No point in updating when the Preset was
|
|
* created from the menu itself. */
|
|
conf = config_file_new(preset_path);
|
|
|
|
if (!conf)
|
|
return;
|
|
|
|
RARCH_LOG("Setting Menu shader: %s.\n", preset_path ? preset_path : "N/A (stock)");
|
|
|
|
if (video_shader_read_conf_cgp(conf, shader))
|
|
{
|
|
video_shader_resolve_relative(shader, preset_path);
|
|
video_shader_resolve_parameters(conf, shader);
|
|
}
|
|
config_file_free(conf);
|
|
|
|
menu_set_refresh();
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* menu_shader_manager_save_preset:
|
|
* @basename : basename of preset
|
|
* @apply : immediately set preset after saving
|
|
*
|
|
* Save a shader preset to disk.
|
|
**/
|
|
void menu_shader_manager_save_preset(
|
|
const char *basename, bool apply)
|
|
{
|
|
#ifdef HAVE_SHADER_MANAGER
|
|
char buffer[PATH_MAX_LENGTH], config_directory[PATH_MAX_LENGTH], preset_path[PATH_MAX_LENGTH];
|
|
unsigned d, type = RARCH_SHADER_NONE;
|
|
config_file_t *conf = NULL;
|
|
bool ret = false;
|
|
global_t *global = global_get_ptr();
|
|
settings_t *settings = config_get_ptr();
|
|
menu_handle_t *menu = menu_driver_get_ptr();
|
|
|
|
if (!menu)
|
|
{
|
|
RARCH_ERR("Cannot save shader preset, menu handle is not initialized.\n");
|
|
return;
|
|
}
|
|
|
|
type = menu_shader_manager_get_type(menu->shader);
|
|
|
|
if (type == RARCH_SHADER_NONE)
|
|
return;
|
|
|
|
*config_directory = '\0';
|
|
|
|
if (basename)
|
|
{
|
|
strlcpy(buffer, basename, sizeof(buffer));
|
|
|
|
/* Append extension automatically as appropriate. */
|
|
if (!strstr(basename, ".cgp") && !strstr(basename, ".glslp"))
|
|
{
|
|
if (type == RARCH_SHADER_GLSL)
|
|
strlcat(buffer, ".glslp", sizeof(buffer));
|
|
else if (type == RARCH_SHADER_CG)
|
|
strlcat(buffer, ".cgp", sizeof(buffer));
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const char *conf_path = (type == RARCH_SHADER_GLSL) ?
|
|
menu->default_glslp : menu->default_cgp;
|
|
strlcpy(buffer, conf_path, sizeof(buffer));
|
|
}
|
|
|
|
if (*global->config_path)
|
|
fill_pathname_basedir(config_directory,
|
|
global->config_path, sizeof(config_directory));
|
|
|
|
const char *dirs[] = {
|
|
settings->video.shader_dir,
|
|
settings->menu_config_directory,
|
|
config_directory,
|
|
};
|
|
|
|
if (!(conf = (config_file_t*)config_file_new(NULL)))
|
|
return;
|
|
video_shader_write_conf_cgp(conf, menu->shader);
|
|
|
|
for (d = 0; d < ARRAY_SIZE(dirs); d++)
|
|
{
|
|
if (!*dirs[d])
|
|
continue;
|
|
|
|
fill_pathname_join(preset_path, dirs[d], buffer, sizeof(preset_path));
|
|
if (config_file_write(conf, preset_path))
|
|
{
|
|
RARCH_LOG("Saved shader preset to %s.\n", preset_path);
|
|
if (apply)
|
|
menu_shader_manager_set_preset(NULL, type, preset_path);
|
|
ret = true;
|
|
break;
|
|
}
|
|
else
|
|
RARCH_LOG("Failed writing shader preset to %s.\n", preset_path);
|
|
}
|
|
|
|
config_file_free(conf);
|
|
if (!ret)
|
|
RARCH_ERR("Failed to save shader preset. Make sure config directory and/or shader dir are writable.\n");
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* menu_shader_manager_get_type:
|
|
* @shader : shader handle
|
|
*
|
|
* Gets type of shader.
|
|
*
|
|
* Returns: type of shader.
|
|
**/
|
|
unsigned menu_shader_manager_get_type(const struct video_shader *shader)
|
|
{
|
|
#ifndef HAVE_SHADER_MANAGER
|
|
return RARCH_SHADER_NONE;
|
|
#else
|
|
/* All shader types must be the same, or we cannot use it. */
|
|
unsigned i = 0, type = 0;
|
|
|
|
if (!shader)
|
|
return RARCH_SHADER_NONE;
|
|
|
|
for (i = 0; i < shader->passes; i++)
|
|
{
|
|
enum rarch_shader_type pass_type =
|
|
video_shader_parse_type(shader->pass[i].source.path,
|
|
RARCH_SHADER_NONE);
|
|
|
|
switch (pass_type)
|
|
{
|
|
case RARCH_SHADER_CG:
|
|
case RARCH_SHADER_GLSL:
|
|
if (type == RARCH_SHADER_NONE)
|
|
type = pass_type;
|
|
else if (type != pass_type)
|
|
return RARCH_SHADER_NONE;
|
|
break;
|
|
default:
|
|
return RARCH_SHADER_NONE;
|
|
}
|
|
}
|
|
|
|
return type;
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* menu_shader_manager_apply_changes:
|
|
*
|
|
* Apply shader state changes.
|
|
**/
|
|
void menu_shader_manager_apply_changes(void)
|
|
{
|
|
#ifdef HAVE_SHADER_MANAGER
|
|
menu_handle_t *menu = menu_driver_get_ptr();
|
|
unsigned shader_type = menu_shader_manager_get_type(menu->shader);
|
|
|
|
if (menu->shader->passes
|
|
&& shader_type != RARCH_SHADER_NONE)
|
|
{
|
|
menu_shader_manager_save_preset(NULL, true);
|
|
return;
|
|
}
|
|
|
|
/* Fall-back */
|
|
#if defined(HAVE_CG) || defined(HAVE_HLSL) || defined(HAVE_GLSL)
|
|
shader_type = video_shader_parse_type("", DEFAULT_SHADER_TYPE);
|
|
#endif
|
|
|
|
if (shader_type == RARCH_SHADER_NONE)
|
|
{
|
|
#if defined(HAVE_GLSL)
|
|
shader_type = RARCH_SHADER_GLSL;
|
|
#elif defined(HAVE_CG) || defined(HAVE_HLSL)
|
|
shader_type = RARCH_SHADER_CG;
|
|
#endif
|
|
}
|
|
menu_shader_manager_set_preset(NULL, shader_type, NULL);
|
|
#endif
|
|
}
|