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/* RetroArch - A frontend for libretro.
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* Copyright ( C ) 2010 - 2014 - Hans - Kristian Arntzen
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* Copyright ( C ) 2011 - 2014 - 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 -
* ation , either version 3 of the License , or ( at your option ) any later version .
*
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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
* PURPOSE . See the GNU General Public License for more details .
*
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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/>.
*/
# ifndef __DRIVER__H
# define __DRIVER__H
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# include <sys/types.h>
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# include "boolean.h"
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# include "libretro_private.h"
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# include <stdlib.h>
# include <stdint.h>
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# include "msvc/msvc_compat.h"
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# include "gfx/scaler/scaler.h"
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# include "gfx/image/image.h"
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# include "gfx/filters/softfilter.h"
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# include "audio/dsp_filter.h"
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# include "input/overlay.h"
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# include "frontend/frontend_context.h"
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# ifndef _WIN32
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# include "miscellaneous.h"
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# endif
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# ifdef HAVE_CONFIG_H
# include "config.h"
# endif
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# ifdef HAVE_COMMAND
# include "command.h"
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# endif
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# ifdef __cplusplus
extern " C " {
# endif
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# define AUDIO_CHUNK_SIZE_BLOCKING 512
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# define AUDIO_CHUNK_SIZE_NONBLOCKING 2048 // So we don't get complete line-noise when fast-forwarding audio.
# define AUDIO_MAX_RATIO 16
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// Specialized _POINTER that targets the full screen regardless of viewport.
// Should not be used by a libretro implementation as coordinates returned make no sense.
// It is only used internally for overlays.
# define RARCH_DEVICE_POINTER_SCREEN (RETRO_DEVICE_POINTER | 0x10000)
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// libretro has 16 buttons from 0-15 (libretro.h)
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// Analog binds use RETRO_DEVICE_ANALOG, but we follow the same scheme internally
// in RetroArch for simplicity,
// so they are mapped into [16, 23].
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# define RARCH_FIRST_CUSTOM_BIND 16
# define RARCH_FIRST_META_KEY RARCH_CUSTOM_BIND_LIST_END
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enum // RetroArch specific bind IDs.
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{
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// Custom binds that extend the scope of RETRO_DEVICE_JOYPAD for RetroArch specifically.
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// Analogs (RETRO_DEVICE_ANALOG)
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RARCH_ANALOG_LEFT_X_PLUS = RARCH_FIRST_CUSTOM_BIND ,
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RARCH_ANALOG_LEFT_X_MINUS ,
RARCH_ANALOG_LEFT_Y_PLUS ,
RARCH_ANALOG_LEFT_Y_MINUS ,
RARCH_ANALOG_RIGHT_X_PLUS ,
RARCH_ANALOG_RIGHT_X_MINUS ,
RARCH_ANALOG_RIGHT_Y_PLUS ,
RARCH_ANALOG_RIGHT_Y_MINUS ,
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// Turbo
RARCH_TURBO_ENABLE ,
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RARCH_CUSTOM_BIND_LIST_END ,
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// Command binds. Not related to game input, only usable for port 0.
RARCH_FAST_FORWARD_KEY = RARCH_FIRST_META_KEY ,
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RARCH_FAST_FORWARD_HOLD_KEY ,
RARCH_LOAD_STATE_KEY ,
RARCH_SAVE_STATE_KEY ,
RARCH_FULLSCREEN_TOGGLE_KEY ,
RARCH_QUIT_KEY ,
RARCH_STATE_SLOT_PLUS ,
RARCH_STATE_SLOT_MINUS ,
RARCH_REWIND ,
RARCH_MOVIE_RECORD_TOGGLE ,
RARCH_PAUSE_TOGGLE ,
RARCH_FRAMEADVANCE ,
RARCH_RESET ,
RARCH_SHADER_NEXT ,
RARCH_SHADER_PREV ,
RARCH_CHEAT_INDEX_PLUS ,
RARCH_CHEAT_INDEX_MINUS ,
RARCH_CHEAT_TOGGLE ,
RARCH_SCREENSHOT ,
RARCH_MUTE ,
RARCH_NETPLAY_FLIP ,
RARCH_SLOWMOTION ,
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RARCH_ENABLE_HOTKEY ,
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RARCH_VOLUME_UP ,
RARCH_VOLUME_DOWN ,
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RARCH_OVERLAY_NEXT ,
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RARCH_DISK_EJECT_TOGGLE ,
RARCH_DISK_NEXT ,
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RARCH_GRAB_MOUSE_TOGGLE ,
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RARCH_MENU_TOGGLE ,
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RARCH_BIND_LIST_END ,
RARCH_BIND_LIST_END_NULL
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} ;
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# ifdef RARCH_CONSOLE
enum // Console specific menu bind IDs.
{
CONSOLE_MENU_FIRST = 61 ,
CONSOLE_MENU_A = CONSOLE_MENU_FIRST ,
CONSOLE_MENU_B = 62 ,
CONSOLE_MENU_X = 63 ,
CONSOLE_MENU_Y = 64 ,
CONSOLE_MENU_START = 65 ,
CONSOLE_MENU_SELECT = 66 ,
CONSOLE_MENU_UP = 67 ,
CONSOLE_MENU_DOWN = 68 ,
CONSOLE_MENU_LEFT = 69 ,
CONSOLE_MENU_RIGHT = 70 ,
CONSOLE_MENU_L = 71 ,
CONSOLE_MENU_R = 72 ,
CONSOLE_MENU_L2 = 73 ,
CONSOLE_MENU_R2 = 74 ,
CONSOLE_MENU_L3 = 75 ,
CONSOLE_MENU_R3 = 76 ,
CONSOLE_MENU_HOME = 77 ,
CONSOLE_MENU_LAST = CONSOLE_MENU_HOME ,
} ;
# endif
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struct retro_keybind
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{
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bool valid ;
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unsigned id ;
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const char * desc ;
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enum retro_key key ;
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// PC only uses lower 16-bits.
// Full 64-bit can be used for port-specific purposes, like simplifying multiple binds, etc.
uint64_t joykey ;
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// Default key binding value - for resetting bind to default
uint64_t def_joykey ;
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uint32_t joyaxis ;
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uint32_t def_joyaxis ;
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uint32_t orig_joyaxis ; // Used by input_{push,pop}_analog_dpad().
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} ;
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struct platform_bind
{
uint64_t joykey ;
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char desc [ 64 ] ;
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} ;
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enum rarch_shader_type
{
RARCH_SHADER_CG ,
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RARCH_SHADER_HLSL ,
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RARCH_SHADER_GLSL ,
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RARCH_SHADER_NONE
} ;
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# if defined(_XBOX360)
# define DEFAULT_SHADER_TYPE RARCH_SHADER_HLSL
# elif defined(__PSL1GHT__)
# define DEFAULT_SHADER_TYPE RARCH_SHADER_GLSL
# elif defined(__CELLOS_LV2__)
# define DEFAULT_SHADER_TYPE RARCH_SHADER_CG
# elif defined(HAVE_OPENGLES2)
# define DEFAULT_SHADER_TYPE RARCH_SHADER_GLSL
# else
# define DEFAULT_SHADER_TYPE RARCH_SHADER_NONE
# endif
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typedef struct video_info
{
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unsigned width ;
unsigned height ;
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bool fullscreen ;
bool vsync ;
bool force_aspect ;
bool smooth ;
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unsigned input_scale ; // Maximum input size: RARCH_SCALE_BASE * input_scale
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bool rgb32 ; // Use 32-bit RGBA rather than native XBGR1555.
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} video_info_t ;
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typedef struct audio_driver
{
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void * ( * init ) ( const char * device , unsigned rate , unsigned latency ) ;
ssize_t ( * write ) ( void * data , const void * buf , size_t size ) ;
bool ( * stop ) ( void * data ) ;
bool ( * start ) ( void * data ) ;
void ( * set_nonblock_state ) ( void * data , bool toggle ) ; // Should we care about blocking in audio thread? Fast forwarding.
void ( * free ) ( void * data ) ;
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bool ( * use_float ) ( void * data ) ; // Defines if driver will take standard floating point samples, or int16_t samples.
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const char * ident ;
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size_t ( * write_avail ) ( void * data ) ; // Optional
size_t ( * buffer_size ) ( void * data ) ; // Optional
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} audio_driver_t ;
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# define AXIS_NEG(x) (((uint32_t)(x) << 16) | UINT16_C(0xFFFF))
# define AXIS_POS(x) ((uint32_t)(x) | UINT32_C(0xFFFF0000))
# define AXIS_NONE UINT32_C(0xFFFFFFFF)
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# define AXIS_DIR_NONE UINT16_C(0xFFFF)
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# define AXIS_NEG_GET(x) (((uint32_t)(x) >> 16) & UINT16_C(0xFFFF))
# define AXIS_POS_GET(x) ((uint32_t)(x) & UINT16_C(0xFFFF))
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# define NO_BTN UINT16_C(0xFFFF) // I hope no joypad will ever have this many buttons ... ;)
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# define HAT_UP_SHIFT 15
# define HAT_DOWN_SHIFT 14
# define HAT_LEFT_SHIFT 13
# define HAT_RIGHT_SHIFT 12
# define HAT_UP_MASK (1 << HAT_UP_SHIFT)
# define HAT_DOWN_MASK (1 << HAT_DOWN_SHIFT)
# define HAT_LEFT_MASK (1 << HAT_LEFT_SHIFT)
# define HAT_RIGHT_MASK (1 << HAT_RIGHT_SHIFT)
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# define HAT_MAP(x, hat) ((x & ((1 << 12) - 1)) | hat)
# define HAT_MASK (HAT_UP_MASK | HAT_DOWN_MASK | HAT_LEFT_MASK | HAT_RIGHT_MASK)
# define GET_HAT_DIR(x) (x & HAT_MASK)
# define GET_HAT(x) (x & (~HAT_MASK))
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enum analog_dpad_mode
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{
ANALOG_DPAD_NONE = 0 ,
ANALOG_DPAD_LSTICK ,
ANALOG_DPAD_RSTICK ,
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ANALOG_DPAD_DUALANALOG ,
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ANALOG_DPAD_LAST
} ;
enum keybind_set_id
{
KEYBINDS_ACTION_NONE = 0 ,
KEYBINDS_ACTION_SET_DEFAULT_BIND ,
KEYBINDS_ACTION_SET_DEFAULT_BINDS ,
KEYBINDS_ACTION_SET_ANALOG_DPAD_NONE ,
KEYBINDS_ACTION_SET_ANALOG_DPAD_LSTICK ,
KEYBINDS_ACTION_SET_ANALOG_DPAD_RSTICK ,
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KEYBINDS_ACTION_GET_BIND_LABEL ,
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KEYBINDS_ACTION_LAST
} ;
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typedef struct rarch_joypad_driver rarch_joypad_driver_t ;
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typedef struct input_driver
{
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void * ( * init ) ( void ) ;
void ( * poll ) ( void * data ) ;
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int16_t ( * input_state ) ( void * data , const struct retro_keybind * * retro_keybinds ,
unsigned port , unsigned device , unsigned index , unsigned id ) ;
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bool ( * key_pressed ) ( void * data , int key ) ;
void ( * free ) ( void * data ) ;
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void ( * set_keybinds ) ( void * data , unsigned device , unsigned port , unsigned id , unsigned keybind_action ) ;
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bool ( * set_sensor_state ) ( void * data , unsigned port , enum retro_sensor_action action , unsigned rate ) ;
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float ( * get_sensor_input ) ( void * data , unsigned port , unsigned id ) ;
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uint64_t ( * get_capabilities ) ( void * data ) ;
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unsigned ( * devices_size ) ( void * data ) ;
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const char * ident ;
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void ( * grab_mouse ) ( void * data , bool state ) ;
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bool ( * set_rumble ) ( void * data , unsigned port , enum retro_rumble_effect effect , uint16_t state ) ;
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const rarch_joypad_driver_t * ( * get_joypad_driver ) ( void * data ) ;
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} input_driver_t ;
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typedef struct input_osk_driver
{
void * ( * init ) ( size_t size ) ;
void ( * free ) ( void * data ) ;
bool ( * enable_key_layout ) ( void * data ) ;
void ( * oskutil_create_activation_parameters ) ( void * data ) ;
void ( * write_msg ) ( void * data , const void * msg ) ;
void ( * write_initial_msg ) ( void * data , const void * msg ) ;
bool ( * start ) ( void * data ) ;
void ( * lifecycle ) ( void * data , uint64_t status ) ;
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void * ( * get_text_buf ) ( void * data ) ;
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const char * ident ;
} input_osk_driver_t ;
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typedef struct camera_driver
{
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// FIXME: params for initialization - queries for resolution, framerate, color format
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// which might or might not be honored
void * ( * init ) ( const char * device , uint64_t buffer_types , unsigned width , unsigned height ) ;
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void ( * free ) ( void * data ) ;
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bool ( * start ) ( void * data ) ;
void ( * stop ) ( void * data ) ;
// Polls the camera driver.
// Will call the appropriate callback if a new frame is ready.
// Returns true if a new frame was handled.
bool ( * poll ) ( void * data ,
retro_camera_frame_raw_framebuffer_t frame_raw_cb ,
retro_camera_frame_opengl_texture_t frame_gl_cb ) ;
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const char * ident ;
} camera_driver_t ;
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typedef struct location_driver
{
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void * ( * init ) ( void ) ;
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void ( * free ) ( void * data ) ;
bool ( * start ) ( void * data ) ;
void ( * stop ) ( void * data ) ;
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bool ( * get_position ) ( void * data , double * lat , double * lon , double * horiz_accuracy , double * vert_accuracy ) ;
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void ( * set_interval ) ( void * data , unsigned interval_msecs , unsigned interval_distance ) ;
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const char * ident ;
} location_driver_t ;
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struct rarch_viewport ;
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# ifdef HAVE_OVERLAY
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typedef struct video_overlay_interface
{
void ( * enable ) ( void * data , bool state ) ;
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bool ( * load ) ( void * data , const struct texture_image * images , unsigned num_images ) ;
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void ( * tex_geom ) ( void * data , unsigned image , float x , float y , float w , float h ) ;
void ( * vertex_geom ) ( void * data , unsigned image , float x , float y , float w , float h ) ;
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void ( * full_screen ) ( void * data , bool enable ) ;
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void ( * set_alpha ) ( void * data , unsigned image , float mod ) ;
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} video_overlay_interface_t ;
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# endif
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struct font_params
{
float x ;
float y ;
float scale ;
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uint32_t color ; // ABGR.
bool full_screen ;
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} ;
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# define FONT_COLOR_RGBA(r, g, b, a) (((r) << 0) | ((g) << 8) | ((b) << 16) | ((a) << 24))
# define FONT_COLOR_GET_RED(col) (((col) >> 0) & 0xff)
# define FONT_COLOR_GET_GREEN(col) (((col) >> 8) & 0xff)
# define FONT_COLOR_GET_BLUE(col) (((col) >> 16) & 0xff)
# define FONT_COLOR_GET_ALPHA(col) (((col) >> 24) & 0xff)
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// Optionally implemented interface to poke more deeply into video driver.
typedef struct video_poke_interface
{
void ( * set_filtering ) ( void * data , unsigned index , bool smooth ) ;
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# ifdef HAVE_FBO
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uintptr_t ( * get_current_framebuffer ) ( void * data ) ;
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retro_proc_address_t ( * get_proc_address ) ( void * data , const char * sym ) ;
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# endif
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void ( * set_aspect_ratio ) ( void * data , unsigned aspectratio_index ) ;
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void ( * apply_state_changes ) ( void * data ) ;
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# ifdef HAVE_MENU
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void ( * set_texture_frame ) ( void * data , const void * frame , bool rgb32 , unsigned width , unsigned height , float alpha ) ; // Update texture.
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void ( * set_texture_enable ) ( void * data , bool enable , bool full_screen ) ; // Enable/disable rendering.
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# endif
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void ( * set_osd_msg ) ( void * data , const char * msg , const struct font_params * params ) ;
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void ( * show_mouse ) ( void * data , bool state ) ;
void ( * grab_mouse_toggle ) ( void * data ) ;
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struct gfx_shader * ( * get_current_shader ) ( void * data ) ;
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} video_poke_interface_t ;
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typedef struct video_driver
{
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void * ( * init ) ( const video_info_t * video , const input_driver_t * * input , void * * input_data ) ;
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// Should the video driver act as an input driver as well? :)
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// The video initialization might preinitialize an input driver to override the settings in case the video driver relies on input driver for event handling, e.g.
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bool ( * frame ) ( void * data , const void * frame , unsigned width , unsigned height , unsigned pitch , const char * msg ) ; // msg is for showing a message on the screen along with the video frame.
void ( * set_nonblock_state ) ( void * data , bool toggle ) ; // Should we care about syncing to vblank? Fast forwarding.
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// Is the window still active?
bool ( * alive ) ( void * data ) ;
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bool ( * focus ) ( void * data ) ; // Does the window have focus?
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bool ( * set_shader ) ( void * data , enum rarch_shader_type type , const char * path ) ; // Sets shader. Might not be implemented. Will be moved to poke_interface later.
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void ( * free ) ( void * data ) ;
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const char * ident ;
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void ( * set_rotation ) ( void * data , unsigned rotation ) ;
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void ( * viewport_info ) ( void * data , struct rarch_viewport * vp ) ;
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// Reads out in BGR byte order (24bpp).
bool ( * read_viewport ) ( void * data , uint8_t * buffer ) ;
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# ifdef HAVE_OVERLAY
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void ( * overlay_interface ) ( void * data , const video_overlay_interface_t * * iface ) ;
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# endif
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void ( * poke_interface ) ( void * data , const video_poke_interface_t * * iface ) ;
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} video_driver_t ;
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typedef struct menu_ctx_driver_backend
{
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void ( * entries_init ) ( void * , unsigned ) ;
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int ( * iterate ) ( unsigned ) ;
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void ( * shader_manager_init ) ( void * ) ;
void ( * shader_manager_get_str ) ( void * , char * , size_t , unsigned ) ;
void ( * shader_manager_set_preset ) ( void * , unsigned , const char * ) ;
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void ( * shader_manager_save_preset ) ( const char * , bool ) ;
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unsigned ( * shader_manager_get_type ) ( void * ) ;
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int ( * shader_manager_setting_toggle ) ( unsigned , unsigned ) ;
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unsigned ( * type_is ) ( unsigned ) ;
int ( * core_setting_toggle ) ( unsigned , unsigned ) ;
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int ( * setting_toggle ) ( unsigned , unsigned , unsigned ) ;
int ( * setting_set ) ( unsigned , unsigned ) ;
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void ( * setting_set_label ) ( char * , size_t , unsigned * , unsigned ) ;
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void ( * defer_decision_automatic ) ( void ) ;
void ( * defer_decision_manual ) ( void ) ;
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const char * ident ;
} menu_ctx_driver_backend_t ;
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typedef struct menu_ctx_driver
{
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void ( * set_texture ) ( void * ) ;
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void ( * render_messagebox ) ( const char * ) ;
void ( * render ) ( void ) ;
void ( * frame ) ( void ) ;
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void * ( * init ) ( void ) ;
void ( * free ) ( void * ) ;
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void ( * context_reset ) ( void * ) ;
void ( * context_destroy ) ( void * ) ;
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void ( * populate_entries ) ( void * , unsigned ) ;
void ( * iterate ) ( void * , unsigned ) ;
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int ( * input_postprocess ) ( uint64_t ) ;
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void ( * navigation_clear ) ( void * ) ;
void ( * navigation_decrement ) ( void * ) ;
void ( * navigation_increment ) ( void * ) ;
void ( * navigation_set ) ( void * ) ;
void ( * navigation_set_last ) ( void * ) ;
void ( * navigation_descend_alphabet ) ( void * , size_t * ) ;
void ( * navigation_ascend_alphabet ) ( void * , size_t * ) ;
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void ( * list_insert ) ( void * , const char * , size_t ) ;
void ( * list_delete ) ( void * , size_t ) ;
void ( * list_clear ) ( void * ) ;
void ( * list_set_selection ) ( void * ) ;
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void ( * init_core_info ) ( void * ) ;
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const menu_ctx_driver_backend_t * backend ;
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// Human readable string.
const char * ident ;
} menu_ctx_driver_t ;
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# ifdef ANDROID
# define RGUI_MAX_BUTTONS 219
# else
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# define RGUI_MAX_BUTTONS 32
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# endif
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# define RGUI_MAX_AXES 32
# define RGUI_MAX_HATS 4
# ifndef MAX_PLAYERS
# define MAX_PLAYERS 8
# endif
struct rgui_bind_state_port
{
bool buttons [ RGUI_MAX_BUTTONS ] ;
int16_t axes [ RGUI_MAX_AXES ] ;
uint16_t hats [ RGUI_MAX_HATS ] ;
} ;
struct rgui_bind_axis_state
{
// Default axis state.
int16_t rested_axes [ RGUI_MAX_AXES ] ;
// Locked axis state. If we configured an axis, avoid having the same axis state trigger something again right away.
int16_t locked_axes [ RGUI_MAX_AXES ] ;
} ;
struct rgui_bind_state
{
struct retro_keybind * target ;
int64_t timeout_end ; // For keyboard binding.
unsigned begin ;
unsigned last ;
unsigned player ;
struct rgui_bind_state_port state [ MAX_PLAYERS ] ;
struct rgui_bind_axis_state axis_state [ MAX_PLAYERS ] ;
bool skip ;
} ;
typedef struct
{
uint64_t old_input_state ;
uint64_t trigger_state ;
bool do_held ;
unsigned delay_timer ;
unsigned delay_count ;
unsigned width ;
unsigned height ;
uint16_t * frame_buf ;
size_t frame_buf_pitch ;
bool frame_buf_show ;
void * menu_stack ;
void * selection_buf ;
size_t selection_ptr ;
unsigned info_selection ;
bool need_refresh ;
bool msg_force ;
bool push_start_screen ;
void * core_info ;
void * core_info_current ;
bool defer_core ;
char deferred_path [ PATH_MAX ] ;
// Quick jumping indices with L/R.
// Rebuilt when parsing directory.
size_t scroll_indices [ 2 * ( 26 + 2 ) + 1 ] ;
unsigned scroll_indices_size ;
unsigned scroll_accel ;
char default_glslp [ PATH_MAX ] ;
char default_cgp [ PATH_MAX ] ;
const uint8_t * font ;
bool alloc_font ;
struct retro_system_info info ;
bool load_no_rom ;
void * shader ;
void * parameter_shader ; // Points to either shader or graphics driver current shader.
unsigned current_pad ;
void * history ;
retro_time_t last_time ; // Used to throttle RGUI in case VSync is broken.
struct rgui_bind_state binds ;
struct
{
const char * * buffer ;
const char * label ;
bool display ;
} keyboard ;
bool bind_mode_keyboard ;
retro_time_t time ;
retro_time_t delta ;
retro_time_t target_msec ;
retro_time_t sleep_msec ;
} rgui_handle_t ;
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enum rarch_display_type
{
RARCH_DISPLAY_NONE = 0 , // Non-bindable types like consoles, KMS, VideoCore, etc.
RARCH_DISPLAY_X11 , // video_display => Display*, video_window => Window
RARCH_DISPLAY_WIN32 , // video_display => N/A, video_window => HWND
RARCH_DISPLAY_OSX // ?!
} ;
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typedef struct driver
{
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const frontend_ctx_driver_t * frontend_ctx ;
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const audio_driver_t * audio ;
const video_driver_t * video ;
const input_driver_t * input ;
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# ifdef HAVE_OSK
const input_osk_driver_t * osk ;
void * osk_data ;
# endif
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# ifdef HAVE_CAMERA
const camera_driver_t * camera ;
void * camera_data ;
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# endif
# ifdef HAVE_LOCATION
const location_driver_t * location ;
void * location_data ;
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# endif
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void * audio_data ;
void * video_data ;
void * input_data ;
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# ifdef HAVE_MENU
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rgui_handle_t * menu ;
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const menu_ctx_driver_t * menu_ctx ;
# endif
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bool threaded_video ;
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// If set during context deinit, the driver should keep
// graphics context alive to avoid having to reset all context state.
bool video_cache_context ;
bool video_cache_context_ack ; // Set to true by driver if context caching succeeded.
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// Set this to true if the platform in question needs to 'own' the respective
// handle and therefore skip regular RetroArch driver teardown/reiniting procedure.
// If set to true, the 'free' function will get skipped. It is then up to the
// driver implementation to properly handle 'reiniting' inside the 'init' function
// and make sure it returns the existing handle instead of allocating and returning
// a pointer to a new handle.
//
// Typically, if a driver intends to make use of this, it should set this to true
// at the end of its 'init' function.
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bool video_data_own ;
bool audio_data_own ;
bool input_data_own ;
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# ifdef HAVE_CAMERA
bool camera_data_own ;
# endif
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# ifdef HAVE_LOCATION
bool location_data_own ;
# endif
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# ifdef HAVE_OSK
bool osk_data_own ;
# endif
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# ifdef HAVE_MENU
bool menu_data_own ;
# endif
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# ifdef HAVE_COMMAND
rarch_cmd_t * command ;
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# endif
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bool stdin_claimed ;
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bool block_hotkey ;
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bool block_input ;
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bool nonblock_state ;
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// Opaque handles to currently running window.
// Used by e.g. input drivers which bind to a window.
// Drivers are responsible for setting these if an input driver
// could potentially make use of this.
uintptr_t video_display ;
uintptr_t video_window ;
enum rarch_display_type display_type ;
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// Used for 15-bit -> 16-bit conversions that take place before being passed to video driver.
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struct scaler_ctx scaler ;
void * scaler_out ;
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// Graphics driver requires RGBA byte order data (ABGR on little-endian) for 32-bit.
// This takes effect for overlay and shader cores that wants to load data into graphics driver.
// Kinda hackish to place it here, it is only used for GLES.
// TODO: Refactor this better.
bool gfx_use_rgba ;
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# ifdef HAVE_OVERLAY
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input_overlay_t * overlay ;
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input_overlay_state_t overlay_state ;
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# endif
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// Interface for "poking".
const video_poke_interface_t * video_poke ;
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// last message given to the video driver
const char * current_msg ;
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} driver_t ;
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void init_drivers ( void ) ;
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void init_drivers_pre ( void ) ;
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void uninit_drivers ( void ) ;
void init_video_input ( void ) ;
void uninit_video_input ( void ) ;
void init_audio ( void ) ;
void uninit_audio ( void ) ;
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void find_prev_resampler_driver ( void ) ;
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void find_prev_video_driver ( void ) ;
void find_prev_audio_driver ( void ) ;
void find_prev_input_driver ( void ) ;
void find_next_video_driver ( void ) ;
void find_next_audio_driver ( void ) ;
void find_next_input_driver ( void ) ;
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void find_next_resampler_driver ( void ) ;
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# ifdef HAVE_CAMERA
void init_camera ( void ) ;
void uninit_camera ( void ) ;
void find_prev_camera_driver ( void ) ;
void find_next_camera_driver ( void ) ;
# endif
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# ifdef HAVE_LOCATION
void init_location ( void ) ;
void uninit_location ( void ) ;
void find_prev_location_driver ( void ) ;
void find_next_location_driver ( void ) ;
# endif
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void driver_set_monitor_refresh_rate ( float hz ) ;
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bool driver_monitor_fps_statistics ( double * refresh_rate , double * deviation , unsigned * sample_points ) ;
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void driver_set_nonblock_state ( bool nonblock ) ;
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// Used by RETRO_ENVIRONMENT_SET_HW_RENDER.
uintptr_t driver_get_current_framebuffer ( void ) ;
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retro_proc_address_t driver_get_proc_address ( const char * sym ) ;
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// Used by RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE
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bool driver_set_rumble_state ( unsigned port , enum retro_rumble_effect effect , uint16_t strength ) ;
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// Used by RETRO_ENVIRONMENT_GET_SENSOR_INTERFACE
bool driver_set_sensor_state ( unsigned port , enum retro_sensor_action action , unsigned rate ) ;
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float driver_sensor_get_input ( unsigned port , unsigned action ) ;
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# ifdef HAVE_DYLIB
void rarch_deinit_filter ( void ) ;
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void rarch_init_filter ( enum retro_pixel_format ) ;
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# endif
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# ifdef HAVE_FILTERS_BUILTIN
unsigned dspfilter_get_last_idx ( void ) ;
# endif
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void rarch_init_dsp_filter ( void ) ;
void rarch_deinit_dsp_filter ( void ) ;
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const char * rarch_dspfilter_get_name ( void * data ) ;
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// Used by RETRO_ENVIRONMENT_GET_CAMERA_INTERFACE
# ifdef HAVE_CAMERA
bool driver_camera_start ( void ) ;
void driver_camera_stop ( void ) ;
void driver_camera_poll ( void ) ;
# endif
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// Used by RETRO_ENVIRONMENT_GET_LOCATION_INTERFACE
# ifdef HAVE_LOCATION
bool driver_location_start ( void ) ;
void driver_location_stop ( void ) ;
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bool driver_location_get_position ( double * lat , double * lon , double * horiz_accuracy , double * vert_accuracy ) ;
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void driver_location_set_interval ( unsigned interval_msecs , unsigned interval_distance ) ;
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# endif
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# ifdef HAVE_MENU
const void * menu_ctx_find_driver ( const char * ident ) ; // Finds driver with ident. Does not initialize.
void find_prev_menu_driver ( void ) ;
void find_next_menu_driver ( void ) ;
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void find_menu_driver ( void ) ;
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# endif
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// Used by RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO
bool driver_update_system_av_info ( const struct retro_system_av_info * info ) ;
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extern driver_t driver ;
//////////////////////////////////////////////// Backends
extern const audio_driver_t audio_rsound ;
extern const audio_driver_t audio_oss ;
extern const audio_driver_t audio_alsa ;
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extern const audio_driver_t audio_alsathread ;
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extern const audio_driver_t audio_roar ;
extern const audio_driver_t audio_openal ;
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extern const audio_driver_t audio_opensl ;
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extern const audio_driver_t audio_jack ;
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extern const audio_driver_t audio_sdl ;
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extern const audio_driver_t audio_xa ;
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extern const audio_driver_t audio_pulse ;
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extern const audio_driver_t audio_dsound ;
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extern const audio_driver_t audio_coreaudio ;
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extern const audio_driver_t audio_xenon360 ;
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extern const audio_driver_t audio_ps3 ;
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extern const audio_driver_t audio_gx ;
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extern const audio_driver_t audio_psp1 ;
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extern const audio_driver_t audio_rwebaudio ;
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extern const audio_driver_t audio_null ;
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extern const video_driver_t video_gl ;
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extern const video_driver_t video_psp1 ;
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extern const video_driver_t video_vita ;
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extern const video_driver_t video_d3d ;
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extern const video_driver_t video_gx ;
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extern const video_driver_t video_xenon360 ;
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extern const video_driver_t video_xvideo ;
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extern const video_driver_t video_xdk_d3d ;
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extern const video_driver_t video_sdl ;
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extern const video_driver_t video_vg ;
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extern const video_driver_t video_null ;
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extern const video_driver_t video_lima ;
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extern const video_driver_t video_omap ;
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extern const input_driver_t input_android ;
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extern const input_driver_t input_sdl ;
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extern const input_driver_t input_dinput ;
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extern const input_driver_t input_x ;
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extern const input_driver_t input_ps3 ;
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extern const input_driver_t input_psp ;
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extern const input_driver_t input_xenon360 ;
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extern const input_driver_t input_gx ;
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extern const input_driver_t input_xinput ;
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extern const input_driver_t input_linuxraw ;
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extern const input_driver_t input_udev ;
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extern const input_driver_t input_apple ;
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extern const input_driver_t input_qnx ;
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extern const input_driver_t input_rwebinput ;
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extern const input_driver_t input_null ;
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extern const camera_driver_t camera_v4l2 ;
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extern const camera_driver_t camera_android ;
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extern const camera_driver_t camera_rwebcam ;
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extern const camera_driver_t camera_ios ;
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extern const location_driver_t location_apple ;
extern const location_driver_t location_android ;
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extern const input_osk_driver_t input_ps3_osk ;
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extern const menu_ctx_driver_t menu_ctx_rmenu ;
extern const menu_ctx_driver_t menu_ctx_rmenu_xui ;
extern const menu_ctx_driver_t menu_ctx_rgui ;
extern const menu_ctx_driver_t menu_ctx_lakka ;
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extern const menu_ctx_driver_backend_t menu_ctx_backend_common ;
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extern const menu_ctx_driver_backend_t menu_ctx_backend_lakka ;
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# ifdef HAVE_FILTERS_BUILTIN
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extern const struct softfilter_implementation * blargg_ntsc_snes_rf_get_implementation ( softfilter_simd_mask_t simd ) ;
extern const struct softfilter_implementation * blargg_ntsc_snes_composite_get_implementation ( softfilter_simd_mask_t simd ) ;
extern const struct softfilter_implementation * blargg_ntsc_snes_svideo_get_implementation ( softfilter_simd_mask_t simd ) ;
extern const struct softfilter_implementation * blargg_ntsc_snes_rgb_get_implementation ( softfilter_simd_mask_t simd ) ;
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extern const struct softfilter_implementation * lq2x_get_implementation ( softfilter_simd_mask_t simd ) ;
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extern const struct softfilter_implementation * phosphor2x_get_implementation ( softfilter_simd_mask_t simd ) ;
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extern const struct softfilter_implementation * twoxbr_get_implementation ( softfilter_simd_mask_t simd ) ;
extern const struct softfilter_implementation * epx_get_implementation ( softfilter_simd_mask_t simd ) ;
extern const struct softfilter_implementation * twoxsai_get_implementation ( softfilter_simd_mask_t simd ) ;
extern const struct softfilter_implementation * supereagle_get_implementation ( softfilter_simd_mask_t simd ) ;
extern const struct softfilter_implementation * supertwoxsai_get_implementation ( softfilter_simd_mask_t simd ) ;
extern const struct softfilter_implementation * twoxbr_get_implementation ( softfilter_simd_mask_t simd ) ;
extern const struct softfilter_implementation * darken_get_implementation ( softfilter_simd_mask_t simd ) ;
extern const struct softfilter_implementation * scale2x_get_implementation ( softfilter_simd_mask_t simd ) ;
# endif
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# include "driver_funcs.h"
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# ifdef __cplusplus
}
# endif
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# endif