mirror of
https://github.com/libretro/beetle-psx-libretro.git
synced 2024-11-23 08:49:47 +00:00
897 lines
35 KiB
C++
897 lines
35 KiB
C++
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#include "libretro.h"
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#include "mednafen/mednafen-types.h"
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#include <math.h>
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#include <stdio.h>
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#include "mednafen/git.h"
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#include "mednafen/psx/frontio.h"
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//------------------------------------------------------------------------------
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// Locals
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//------------------------------------------------------------------------------
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static retro_environment_t environ_cb; // cached during input_set_env
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static retro_rumble_interface rumble; // acquired during input_init_env
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static FrontIO* FIO; // cached in input_set_fio
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#define MAX_CONTROLLERS 8
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static unsigned players = 2;
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static bool enable_analog_calibration = false;
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typedef union
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{
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uint8_t u8[ 10 * sizeof( uint32_t ) ];
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uint32_t u32[ 10 ]; /* 1 + 8 + 1 */
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uint16_t gun_pos[ 2 ];
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uint16_t buttons;
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}
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INPUT_DATA;
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// Controller state buffer (per player)
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static INPUT_DATA input_data[ MAX_CONTROLLERS ] = {0};
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struct analog_calibration
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{
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float left;
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float right;
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float twist;
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};
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static struct analog_calibration analog_calibration[MAX_CONTROLLERS];
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// Controller type (per player)
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static uint32_t input_type[ MAX_CONTROLLERS ] = {0};
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//------------------------------------------------------------------------------
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// Supported Devices
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//------------------------------------------------------------------------------
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#define RETRO_DEVICE_PS_CONTROLLER RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
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#define RETRO_DEVICE_PS_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
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#define RETRO_DEVICE_PS_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
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#define RETRO_DEVICE_PS_ANALOG_JOYSTICK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
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#define RETRO_DEVICE_PS_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
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#define RETRO_DEVICE_PS_JUSTIFIER RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 1)
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#define RETRO_DEVICE_PS_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
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#define RETRO_DEVICE_PS_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 3)
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enum { INPUT_DEVICE_TYPES_COUNT = 1 /*none*/ + 8 }; // <-- update me!
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static const struct retro_controller_description input_device_types[ INPUT_DEVICE_TYPES_COUNT ] =
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{
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{ "PlayStation Controller", RETRO_DEVICE_JOYPAD },
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{ "DualShock", RETRO_DEVICE_PS_DUALSHOCK },
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{ "Analog Controller", RETRO_DEVICE_PS_ANALOG },
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{ "Analog Joystick", RETRO_DEVICE_PS_ANALOG_JOYSTICK },
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{ "Guncon / G-Con 45", RETRO_DEVICE_PS_GUNCON },
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{ "Justifier", RETRO_DEVICE_PS_JUSTIFIER },
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{ "Mouse", RETRO_DEVICE_PS_MOUSE },
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{ "neGcon", RETRO_DEVICE_PS_NEGCON },
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{ NULL, 0 },
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};
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//------------------------------------------------------------------------------
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// Mapping Helpers
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//------------------------------------------------------------------------------
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/* Controller (default) */
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enum { INPUT_MAP_CONTROLLER_SIZE = 16 };
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static const unsigned input_map_controller[ INPUT_MAP_CONTROLLER_SIZE ] =
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{
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// libretro input at position || maps to PS1 on bit
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//-----------------------------------------------------------------------------
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#ifdef MSB_FIRST
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RETRO_DEVICE_ID_JOYPAD_L2, // L-trigger -> L2
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RETRO_DEVICE_ID_JOYPAD_R2, // R-trigger -> R2
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RETRO_DEVICE_ID_JOYPAD_L, // L-shoulder -> L1
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RETRO_DEVICE_ID_JOYPAD_R, // R-shoulder -> R1
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RETRO_DEVICE_ID_JOYPAD_X, // X(top) -> Triangle
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RETRO_DEVICE_ID_JOYPAD_A, // A(right) -> Circle
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RETRO_DEVICE_ID_JOYPAD_B, // B(down) -> Cross
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RETRO_DEVICE_ID_JOYPAD_Y, // Y(left) -> Square
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RETRO_DEVICE_ID_JOYPAD_SELECT, // Select -> Select
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RETRO_DEVICE_ID_JOYPAD_L3, // L-thumb -> L3
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RETRO_DEVICE_ID_JOYPAD_R3, // R-thumb -> R3
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RETRO_DEVICE_ID_JOYPAD_START, // Start -> Start
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RETRO_DEVICE_ID_JOYPAD_UP, // Pad-Up -> Pad-Up
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RETRO_DEVICE_ID_JOYPAD_RIGHT, // Pad-Right -> Pad-Right
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RETRO_DEVICE_ID_JOYPAD_DOWN, // Pad-Down -> Pad-Down
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RETRO_DEVICE_ID_JOYPAD_LEFT, // Pad-Left -> Pad-Left
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#else
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RETRO_DEVICE_ID_JOYPAD_SELECT, // Select -> Select 0
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RETRO_DEVICE_ID_JOYPAD_L3, // L-thumb -> L3 1
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RETRO_DEVICE_ID_JOYPAD_R3, // R-thumb -> R3 2
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RETRO_DEVICE_ID_JOYPAD_START, // Start -> Start 3
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RETRO_DEVICE_ID_JOYPAD_UP, // Pad-Up -> Pad-Up 4
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RETRO_DEVICE_ID_JOYPAD_RIGHT, // Pad-Right -> Pad-Right 5
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RETRO_DEVICE_ID_JOYPAD_DOWN, // Pad-Down -> Pad-Down 6
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RETRO_DEVICE_ID_JOYPAD_LEFT, // Pad-Left -> Pad-Left 7
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RETRO_DEVICE_ID_JOYPAD_L2, // L-trigger -> L2 8
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RETRO_DEVICE_ID_JOYPAD_R2, // R-trigger -> R2 9
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RETRO_DEVICE_ID_JOYPAD_L, // L-shoulder -> L1 10
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RETRO_DEVICE_ID_JOYPAD_R, // R-shoulder -> R1 11
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RETRO_DEVICE_ID_JOYPAD_X, // X(top) -> Triangle 12
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RETRO_DEVICE_ID_JOYPAD_A, // A(right) -> Circle 13
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RETRO_DEVICE_ID_JOYPAD_B, // B(down) -> Cross 14
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RETRO_DEVICE_ID_JOYPAD_Y, // Y(left) -> Square 15
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#endif
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};
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//------------------------------------------------------------------------------
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// Local Functions
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//------------------------------------------------------------------------------
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// Return the normalized distance between the origin and the current
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// (x,y) analog stick position
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static float analog_radius(int x, int y) {
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float fx = ((float)x) / 0x8000;
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float fy = ((float)y) / 0x8000;
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return sqrtf(fx * fx + fy * fy);
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}
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static float analog_deflection(int x) {
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float fx = ((float)x) / 0x8000;
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return fabsf(fx);
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}
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static void analog_scale(uint32_t *v, float s) {
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*v *= s;
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if (*v > 0x7fff) {
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*v = 0x7fff;
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}
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}
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static void SetInput(int port, const char *type, void *ptr)
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{
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FIO->SetInput(port, type, ptr);
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}
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static uint16_t get_analog_button( retro_input_state_t input_state_cb,
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int player_index,
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int id )
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{
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uint16_t button;
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// NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
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// feature (or pre-date it) so we need to handle this in a graceful way.
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// First, try and get an analog value using the new libretro API constant
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button = input_state_cb( player_index,
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RETRO_DEVICE_ANALOG,
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RETRO_DEVICE_INDEX_ANALOG_BUTTON,
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id );
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if ( button == 0 )
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{
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// If we got exactly zero, we're either not pressing the button, or the front-end
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// is not reporting analog values. We need to do a second check using the classic
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// digital API method, to at least get some response - better than nothing.
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// NOTE: If we're really just not holding the button, we're still going to get zero.
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button = input_state_cb( player_index,
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RETRO_DEVICE_JOYPAD,
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0,
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id ) ? 0x7FFF : 0;
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}
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return button;
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}
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//------------------------------------------------------------------------------
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// Global Functions
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//------------------------------------------------------------------------------
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void input_init_env( retro_environment_t _environ_cb )
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{
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// Cache this
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environ_cb = _environ_cb;
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struct retro_input_descriptor desc[] =
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{
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
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{ 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
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{ 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
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{ 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
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{ 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
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{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
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{ 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
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{ 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
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{ 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
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{ 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
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{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
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{ 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
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{ 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
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{ 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
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{ 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
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{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
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{ 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
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{ 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
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{ 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
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{ 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
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{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
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{ 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
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{ 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
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{ 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
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{ 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
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{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
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{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
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{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
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{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
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{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
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{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
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{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
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{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
|
|
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
|
|
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
|
|
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
|
|
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
|
|
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
|
|
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
|
|
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
|
|
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
|
|
{ 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
|
|
{ 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
|
|
{ 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
|
|
{ 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
|
|
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
|
|
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
|
|
{ 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
|
|
{ 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
|
|
{ 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
|
|
{ 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
|
|
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
|
|
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
|
|
{ 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
|
|
{ 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
|
|
{ 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
|
|
{ 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
|
|
|
|
{ 0 },
|
|
};
|
|
|
|
environ_cb( RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc );
|
|
|
|
if ( environ_cb( RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble ) && log_cb )
|
|
log_cb(RETRO_LOG_INFO, "Rumble interface supported!\n");
|
|
}
|
|
|
|
void input_set_env( retro_environment_t environ_cb )
|
|
{
|
|
static const struct retro_controller_info ports[ MAX_CONTROLLERS + 1 ] =
|
|
{
|
|
{ input_device_types, INPUT_DEVICE_TYPES_COUNT },
|
|
{ input_device_types, INPUT_DEVICE_TYPES_COUNT },
|
|
{ input_device_types, INPUT_DEVICE_TYPES_COUNT },
|
|
{ input_device_types, INPUT_DEVICE_TYPES_COUNT },
|
|
{ input_device_types, INPUT_DEVICE_TYPES_COUNT },
|
|
{ input_device_types, INPUT_DEVICE_TYPES_COUNT },
|
|
{ input_device_types, INPUT_DEVICE_TYPES_COUNT },
|
|
{ input_device_types, INPUT_DEVICE_TYPES_COUNT },
|
|
{ 0 },
|
|
};
|
|
|
|
environ_cb( RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports );
|
|
}
|
|
|
|
void input_init()
|
|
{
|
|
// Initialise to default and bind input buffers to PS1 emulation.
|
|
for ( unsigned i = 0; i < MAX_CONTROLLERS; ++i )
|
|
{
|
|
input_type[ i ] = RETRO_DEVICE_JOYPAD;
|
|
|
|
SetInput( i, "gamepad", (uint8*)&input_data[ i ] );
|
|
}
|
|
}
|
|
|
|
void input_set_fio( FrontIO* fio )
|
|
{
|
|
FIO = fio;
|
|
}
|
|
|
|
void input_init_calibration()
|
|
{
|
|
for ( unsigned i = 0; i < MAX_CONTROLLERS; i++ )
|
|
{
|
|
analog_calibration[ i ].left = 0.7f;
|
|
analog_calibration[ i ].right = 0.7f;
|
|
analog_calibration[ i ].twist = 0.7f;
|
|
}
|
|
}
|
|
|
|
void input_enable_calibration( bool enable )
|
|
{
|
|
enable_analog_calibration = enable;
|
|
}
|
|
|
|
void input_set_player_count( unsigned _players )
|
|
{
|
|
players = _players;
|
|
}
|
|
|
|
unsigned input_get_player_count()
|
|
{
|
|
return players;
|
|
}
|
|
|
|
void input_update( retro_input_state_t input_state_cb )
|
|
{
|
|
// For each player (logical controller)
|
|
for ( unsigned iplayer = 0; iplayer < players; ++iplayer )
|
|
{
|
|
INPUT_DATA* p_input = &(input_data[ iplayer ]);
|
|
|
|
switch ( input_type[ iplayer ] )
|
|
{
|
|
|
|
default:
|
|
p_input->buttons = 0;
|
|
break;
|
|
|
|
case RETRO_DEVICE_JOYPAD:
|
|
case RETRO_DEVICE_PS_CONTROLLER:
|
|
case RETRO_DEVICE_PS_DUALSHOCK:
|
|
case RETRO_DEVICE_PS_ANALOG:
|
|
case RETRO_DEVICE_PS_ANALOG_JOYSTICK:
|
|
|
|
// Use fixed lookup table to map RetroPad inputs to PlayStation input bitmap.
|
|
p_input->buttons = 0;
|
|
for ( unsigned i = 0; i < INPUT_MAP_CONTROLLER_SIZE; i++ )
|
|
{
|
|
p_input->buttons |=
|
|
input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, input_map_controller[ i ] )
|
|
? ( 1 << i ) : 0;
|
|
}
|
|
|
|
break;
|
|
|
|
case RETRO_DEVICE_PS_GUNCON:
|
|
case RETRO_DEVICE_PS_JUSTIFIER:
|
|
|
|
{
|
|
uint8_t shot_type;
|
|
int gun_x, gun_y;
|
|
int off_screen_shot;
|
|
|
|
off_screen_shot = input_state_cb( iplayer, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_OFFSCREEN_SHOT );
|
|
|
|
// off-screen?
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_IS_OFFSCREEN ) ||
|
|
off_screen_shot )
|
|
{
|
|
shot_type = 0x8; // off-screen shot
|
|
|
|
gun_x = -16384; // magic position to disable cross-hair drawing.
|
|
gun_y = -16384;
|
|
}
|
|
else
|
|
{
|
|
shot_type = 0x1; // on-screen shot
|
|
|
|
int gun_x_raw, gun_y_raw;
|
|
gun_x_raw = input_state_cb( iplayer, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X );
|
|
gun_y_raw = input_state_cb( iplayer, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y );
|
|
|
|
// .. scale into screen space:
|
|
// NOTE: the scaling here is semi-guesswork, need to re-write.
|
|
// TODO: Test with PAL games.
|
|
|
|
const int scale_x = 2800;
|
|
const int scale_y = 240;
|
|
|
|
gun_x = ( ( gun_x_raw + 0x7fff ) * scale_x ) / (0x7fff << 1);
|
|
gun_y = ( ( gun_y_raw + 0x7fff ) * scale_y ) / (0x7fff << 1);
|
|
}
|
|
|
|
// position
|
|
p_input->gun_pos[ 0 ] = gun_x;
|
|
p_input->gun_pos[ 1 ] = gun_y;
|
|
|
|
// buttons
|
|
p_input->u8[ 4 ] = 0;
|
|
|
|
// trigger
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER ) ||
|
|
off_screen_shot ) {
|
|
p_input->u8[ 4 ] |= shot_type;
|
|
}
|
|
|
|
if ( input_type[ iplayer ] == RETRO_DEVICE_PS_JUSTIFIER )
|
|
{
|
|
// Justifier 'Aux'
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A ) ) {
|
|
p_input->u8[ 4 ] |= 0x2;
|
|
}
|
|
|
|
// Justifier 'Start'
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_START ) ) {
|
|
p_input->u8[ 4 ] |= 0x4;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Guncon 'A'
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A ) ) {
|
|
p_input->u8[ 4 ] |= 0x2;
|
|
}
|
|
|
|
// Guncon 'B'
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B ) ) {
|
|
p_input->u8[ 4 ] |= 0x4;
|
|
}
|
|
}
|
|
}
|
|
|
|
break;
|
|
|
|
case RETRO_DEVICE_PS_MOUSE:
|
|
|
|
// Simple two-button mouse.
|
|
{
|
|
p_input->u32[ 2 ] = 0;
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT ) ) {
|
|
p_input->u32[ 2 ] |= ( 1 << 1 ); // Left
|
|
}
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT ) ) {
|
|
p_input->u32[ 2 ] |= ( 1 << 0 ); // Right
|
|
}
|
|
}
|
|
|
|
// Relative input.
|
|
{
|
|
// mouse input
|
|
int dx_raw, dy_raw;
|
|
dx_raw = input_state_cb( iplayer, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X );
|
|
dy_raw = input_state_cb( iplayer, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y );
|
|
|
|
p_input->u32[ 0 ] = dx_raw;
|
|
p_input->u32[ 1 ] = dy_raw;
|
|
}
|
|
|
|
break;
|
|
|
|
case RETRO_DEVICE_PS_NEGCON:
|
|
|
|
// Analog Inputs
|
|
{
|
|
uint16_t button_ii, button_i, left_shoulder;
|
|
|
|
button_ii = std::max(
|
|
get_analog_button( input_state_cb, iplayer, RETRO_DEVICE_ID_JOYPAD_L2 ),
|
|
get_analog_button( input_state_cb, iplayer, RETRO_DEVICE_ID_JOYPAD_Y )
|
|
);
|
|
|
|
button_i = std::max(
|
|
get_analog_button( input_state_cb, iplayer, RETRO_DEVICE_ID_JOYPAD_R2 ),
|
|
get_analog_button( input_state_cb, iplayer, RETRO_DEVICE_ID_JOYPAD_B )
|
|
);
|
|
|
|
left_shoulder = get_analog_button( input_state_cb, iplayer, RETRO_DEVICE_ID_JOYPAD_L );
|
|
|
|
p_input->u32[ 3 ] = button_i; // Analog button I
|
|
p_input->u32[ 4 ] = button_ii; // Analog button II
|
|
p_input->u32[ 5 ] = left_shoulder; // Analog shoulder (left only!)
|
|
}
|
|
|
|
// Twist
|
|
{
|
|
int analog_left_x = input_state_cb( iplayer, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT,
|
|
RETRO_DEVICE_ID_ANALOG_X);
|
|
|
|
struct analog_calibration *calibration = &analog_calibration[ iplayer ];
|
|
|
|
uint32_t twist_left = analog_left_x < 0 ? -analog_left_x : 0;
|
|
uint32_t twist_right = analog_left_x > 0 ? analog_left_x : 0;
|
|
|
|
if ( enable_analog_calibration )
|
|
{
|
|
// Compute the current stick deflection
|
|
float twist = analog_deflection(analog_left_x);
|
|
|
|
// We recalibrate when we find a new max value for the sticks
|
|
if ( twist > analog_calibration->twist ) {
|
|
analog_calibration->twist = twist;
|
|
log_cb(RETRO_LOG_DEBUG, "Recalibrating twist, deflection: %f\n", twist);
|
|
}
|
|
|
|
// NOTE: This value was copied from the DualShock code below. Needs confirmation.
|
|
static const float neGcon_analog_deflection = 1.35f;
|
|
|
|
// Now compute the scaling factor to apply to convert the
|
|
// emulator's controller coordinates to a native neGcon range.
|
|
float twist_scaling = neGcon_analog_deflection / analog_calibration->twist;
|
|
|
|
analog_scale(&twist_left, twist_scaling);
|
|
analog_scale(&twist_right, twist_scaling);
|
|
}
|
|
else
|
|
{
|
|
// Reset the calibration. Since we only increase the
|
|
// calibration coordinates we can start with a reasonably
|
|
// small value.
|
|
analog_calibration->twist = 0.7;
|
|
}
|
|
|
|
p_input->u32[ 1 ] = twist_right; // Twist Right
|
|
p_input->u32[ 2 ] = twist_left; // Twist Left
|
|
}
|
|
|
|
// Digital Buttons
|
|
{
|
|
p_input->u8[ 0 ] = 0;
|
|
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP ) ) {
|
|
p_input->u8[ 0 ] |= ( 1 << 4 ); // Pad-Up
|
|
}
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT ) ) {
|
|
p_input->u8[ 0 ] |= ( 1 << 5 ); // Pad-Right
|
|
}
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN ) ) {
|
|
p_input->u8[ 0 ] |= ( 1 << 6 ); // Pad-Down
|
|
}
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT ) ) {
|
|
p_input->u8[ 0 ] |= ( 1 << 7 ); // Pad-Left
|
|
}
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START ) ) {
|
|
p_input->u8[ 0 ] |= ( 1 << 3 ); // Start
|
|
}
|
|
|
|
p_input->u8[ 1 ] = 0;
|
|
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A ) ) {
|
|
p_input->u8[ 1 ] |= ( 1 << 5 ); // neGcon A
|
|
}
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X ) ) {
|
|
p_input->u8[ 1 ] |= ( 1 << 4 ); // neGcon B
|
|
}
|
|
/*if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L ) ) {
|
|
p_input->u8[ 1 ] |= ( 1 << 2 ); // neGcon L shoulder (digital - non-standard?)
|
|
}*/
|
|
if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R ) ) {
|
|
p_input->u8[ 1 ] |= ( 1 << 3 ); // neGcon R shoulder (digital)
|
|
}
|
|
/*if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2 ) ) {
|
|
p_input->u8[ 1 ] |= ( 1 << 0 ); // neGcon L2 (non-standard?)
|
|
}*/
|
|
/*if ( input_state_cb( iplayer, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2 ) ) {
|
|
p_input->u8[ 1 ] |= ( 1 << 1 ); // neGcon R2 (non-standard?)
|
|
}*/
|
|
}
|
|
|
|
break;
|
|
|
|
}; // switch ( input_type[ iplayer ] )
|
|
|
|
|
|
//
|
|
// -- Dual Analog Sticks
|
|
|
|
switch ( input_type[ iplayer ] )
|
|
{
|
|
|
|
case RETRO_DEVICE_PS_DUALSHOCK:
|
|
case RETRO_DEVICE_PS_ANALOG:
|
|
case RETRO_DEVICE_PS_ANALOG_JOYSTICK:
|
|
|
|
{
|
|
int analog_left_x = input_state_cb( iplayer, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT,
|
|
RETRO_DEVICE_ID_ANALOG_X);
|
|
|
|
int analog_left_y = input_state_cb( iplayer, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT,
|
|
RETRO_DEVICE_ID_ANALOG_Y);
|
|
|
|
int analog_right_x = input_state_cb( iplayer, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT,
|
|
RETRO_DEVICE_ID_ANALOG_X);
|
|
|
|
int analog_right_y = input_state_cb( iplayer, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT,
|
|
RETRO_DEVICE_ID_ANALOG_Y);
|
|
|
|
struct analog_calibration *calibration = &analog_calibration[ iplayer ];
|
|
|
|
uint32_t r_right = analog_right_x > 0 ? analog_right_x : 0;
|
|
uint32_t r_left = analog_right_x < 0 ? -analog_right_x : 0;
|
|
uint32_t r_down = analog_right_y > 0 ? analog_right_y : 0;
|
|
uint32_t r_up = analog_right_y < 0 ? -analog_right_y : 0;
|
|
|
|
uint32_t l_right = analog_left_x > 0 ? analog_left_x : 0;
|
|
uint32_t l_left = analog_left_x < 0 ? -analog_left_x : 0;
|
|
uint32_t l_down = analog_left_y > 0 ? analog_left_y : 0;
|
|
uint32_t l_up = analog_left_y < 0 ? -analog_left_y : 0;
|
|
|
|
if ( enable_analog_calibration )
|
|
{
|
|
// Compute the "radius" (distance from 0, 0) of the current
|
|
// stick position, using the same normalized values
|
|
float l = analog_radius(analog_left_x, analog_left_y);
|
|
float r = analog_radius(analog_right_x, analog_right_y);
|
|
|
|
// We recalibrate when we find a new max value for the sticks
|
|
if ( l > analog_calibration->left ) {
|
|
analog_calibration->left = l;
|
|
log_cb(RETRO_LOG_DEBUG, "Recalibrating left stick, radius: %f\n", l);
|
|
}
|
|
|
|
if ( r > analog_calibration->right ) {
|
|
analog_calibration->right = r;
|
|
log_cb(RETRO_LOG_DEBUG, "Recalibrating right stick, radius: %f\n", r);
|
|
}
|
|
|
|
// This represents the maximal value the DualShock sticks can
|
|
// reach, where 1.0 would be the maximum value along the X or
|
|
// Y axis. XXX I need to measure this value more precisely,
|
|
// it's a rough estimate at the moment.
|
|
static const float dualshock_analog_radius = 1.35;
|
|
|
|
// Now compute the scaling factor to apply to convert the
|
|
// emulator's controller coordinates to a native DualShock's
|
|
// ones
|
|
float l_scaling = dualshock_analog_radius / analog_calibration->left;
|
|
float r_scaling = dualshock_analog_radius / analog_calibration->right;
|
|
|
|
analog_scale(&l_left, l_scaling);
|
|
analog_scale(&l_right, l_scaling);
|
|
analog_scale(&l_up, l_scaling);
|
|
analog_scale(&l_down, l_scaling);
|
|
|
|
analog_scale(&r_left, r_scaling);
|
|
analog_scale(&r_right, r_scaling);
|
|
analog_scale(&r_up, r_scaling);
|
|
analog_scale(&r_down, r_scaling);
|
|
}
|
|
else
|
|
{
|
|
// Reset the calibration. Since we only increase the
|
|
// calibration coordinates we can start with a reasonably
|
|
// small value.
|
|
analog_calibration->left = 0.7;
|
|
analog_calibration->right = 0.7;
|
|
}
|
|
|
|
p_input->u32[1] = r_right;
|
|
p_input->u32[2] = r_left;
|
|
p_input->u32[3] = r_down;
|
|
p_input->u32[4] = r_up;
|
|
|
|
p_input->u32[5] = l_right;
|
|
p_input->u32[6] = l_left;
|
|
p_input->u32[7] = l_down;
|
|
p_input->u32[8] = l_up;
|
|
}
|
|
|
|
break;
|
|
|
|
}; // switch ( input_type[ iplayer ] )
|
|
|
|
|
|
//
|
|
// -- Rumble
|
|
|
|
if ( rumble.set_rumble_state )
|
|
{
|
|
switch ( input_type[ iplayer ] )
|
|
{
|
|
|
|
case RETRO_DEVICE_PS_DUALSHOCK:
|
|
|
|
{
|
|
// Appears to be correct.
|
|
rumble.set_rumble_state( iplayer, RETRO_RUMBLE_WEAK, p_input->u8[9 * 4] * 0x101);
|
|
rumble.set_rumble_state( iplayer, RETRO_RUMBLE_STRONG, p_input->u8[9 * 4 + 1] * 0x101);
|
|
|
|
/*log_cb( RETRO_LOG_INFO, "Controller %u: Rumble: %d %d\n",
|
|
iplayer,
|
|
p_input->u8[9 * 4] * 0x101,
|
|
p_input->u8[9 * 4 + 1] * 0x101
|
|
);*/
|
|
}
|
|
|
|
break;
|
|
|
|
}; // switch ( input_type[ iplayer ] )
|
|
|
|
}; // can we rumble?
|
|
|
|
}; // for each player
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Libretro Interface
|
|
//------------------------------------------------------------------------------
|
|
|
|
void retro_set_controller_port_device( unsigned in_port, unsigned device )
|
|
{
|
|
if ( in_port < MAX_CONTROLLERS )
|
|
{
|
|
// Store input type
|
|
input_type[ in_port ] = device;
|
|
|
|
switch ( device )
|
|
{
|
|
|
|
case RETRO_DEVICE_NONE:
|
|
log_cb( RETRO_LOG_INFO, "Controller %u: Unplugged\n", (in_port+1) );
|
|
SetInput( in_port, "none", (uint8*)&input_data[ in_port ] );
|
|
break;
|
|
|
|
case RETRO_DEVICE_JOYPAD:
|
|
case RETRO_DEVICE_PS_CONTROLLER:
|
|
log_cb( RETRO_LOG_INFO, "Controller %u: PlayStation Controller\n", (in_port+1) );
|
|
SetInput( in_port, "gamepad", (uint8*)&input_data[ in_port ] );
|
|
break;
|
|
|
|
case RETRO_DEVICE_PS_DUALSHOCK:
|
|
log_cb( RETRO_LOG_INFO, "Controller %u: DualShock\n", (in_port+1) );
|
|
SetInput( in_port, "dualshock", (uint8*)&input_data[ in_port ] );
|
|
break;
|
|
|
|
case RETRO_DEVICE_PS_ANALOG:
|
|
log_cb( RETRO_LOG_INFO, "Controller %u: Analog Controller\n", (in_port+1) );
|
|
SetInput( in_port, "dualanalog", (uint8*)&input_data[ in_port ] );
|
|
break;
|
|
|
|
case RETRO_DEVICE_PS_ANALOG_JOYSTICK:
|
|
log_cb( RETRO_LOG_INFO, "Controller %u: Analog Joystick\n", (in_port+1) );
|
|
SetInput( in_port, "analogjoy", (uint8*)&input_data[ in_port ] );
|
|
break;
|
|
|
|
case RETRO_DEVICE_PS_GUNCON:
|
|
log_cb( RETRO_LOG_INFO, "Controller %u: Guncon / G-Con 45\n", (in_port+1) );
|
|
SetInput( in_port, "guncon", (uint8*)&input_data[ in_port ] );
|
|
break;
|
|
|
|
case RETRO_DEVICE_PS_JUSTIFIER:
|
|
log_cb( RETRO_LOG_INFO, "Controller %u: Justifier\n", (in_port+1) );
|
|
SetInput( in_port, "justifier", (uint8*)&input_data[ in_port ] );
|
|
break;
|
|
|
|
case RETRO_DEVICE_PS_MOUSE:
|
|
log_cb( RETRO_LOG_INFO, "Controller %u: Mouse\n", (in_port+1) );
|
|
SetInput( in_port, "mouse", (uint8*)&input_data[ in_port ] );
|
|
break;
|
|
|
|
case RETRO_DEVICE_PS_NEGCON:
|
|
log_cb( RETRO_LOG_INFO, "Controller %u: neGcon\n", (in_port+1) );
|
|
SetInput( in_port, "negcon", (uint8*)&input_data[ in_port ] );
|
|
break;
|
|
|
|
default:
|
|
log_cb( RETRO_LOG_WARN, "Controller %u: Unsupported Device (%u)\n", (in_port+1), device );
|
|
SetInput( in_port, "none", (uint8*)&input_data[ in_port ] );
|
|
break;
|
|
|
|
}; // switch ( device )
|
|
|
|
// Clear rumble.
|
|
if ( rumble.set_rumble_state )
|
|
{
|
|
rumble.set_rumble_state(in_port, RETRO_RUMBLE_STRONG, 0);
|
|
rumble.set_rumble_state(in_port, RETRO_RUMBLE_WEAK, 0);
|
|
}
|
|
input_data[ in_port ].u32[ 9 ] = 0;
|
|
|
|
}; // valid port?
|
|
}
|
|
|
|
//==============================================================================
|