695 lines
24 KiB
C
Executable file
695 lines
24 KiB
C
Executable file
/*
|
|
Copyright (C) 1997-2021 Sam Lantinga <slouken@libsdl.org>
|
|
|
|
This software is provided 'as-is', without any express or implied
|
|
warranty. In no event will the authors be held liable for any damages
|
|
arising from the use of this software.
|
|
|
|
Permission is granted to anyone to use this software for any purpose,
|
|
including commercial applications, and to alter it and redistribute it
|
|
freely.
|
|
*/
|
|
|
|
/* Simple program to test the SDL game controller routines */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include "SDL.h"
|
|
|
|
#ifdef __EMSCRIPTEN__
|
|
#include <emscripten/emscripten.h>
|
|
#endif
|
|
|
|
#ifndef SDL_JOYSTICK_DISABLED
|
|
|
|
#define SCREEN_WIDTH 512
|
|
#define SCREEN_HEIGHT 320
|
|
|
|
/* This is indexed by SDL_GameControllerButton. */
|
|
static const struct { int x; int y; } button_positions[] = {
|
|
{387, 167}, /* SDL_CONTROLLER_BUTTON_A */
|
|
{431, 132}, /* SDL_CONTROLLER_BUTTON_B */
|
|
{342, 132}, /* SDL_CONTROLLER_BUTTON_X */
|
|
{389, 101}, /* SDL_CONTROLLER_BUTTON_Y */
|
|
{174, 132}, /* SDL_CONTROLLER_BUTTON_BACK */
|
|
{232, 128}, /* SDL_CONTROLLER_BUTTON_GUIDE */
|
|
{289, 132}, /* SDL_CONTROLLER_BUTTON_START */
|
|
{75, 154}, /* SDL_CONTROLLER_BUTTON_LEFTSTICK */
|
|
{305, 230}, /* SDL_CONTROLLER_BUTTON_RIGHTSTICK */
|
|
{77, 40}, /* SDL_CONTROLLER_BUTTON_LEFTSHOULDER */
|
|
{396, 36}, /* SDL_CONTROLLER_BUTTON_RIGHTSHOULDER */
|
|
{154, 188}, /* SDL_CONTROLLER_BUTTON_DPAD_UP */
|
|
{154, 249}, /* SDL_CONTROLLER_BUTTON_DPAD_DOWN */
|
|
{116, 217}, /* SDL_CONTROLLER_BUTTON_DPAD_LEFT */
|
|
{186, 217}, /* SDL_CONTROLLER_BUTTON_DPAD_RIGHT */
|
|
{232, 174}, /* SDL_CONTROLLER_BUTTON_MISC1 */
|
|
{132, 135}, /* SDL_CONTROLLER_BUTTON_PADDLE1 */
|
|
{330, 135}, /* SDL_CONTROLLER_BUTTON_PADDLE2 */
|
|
{132, 175}, /* SDL_CONTROLLER_BUTTON_PADDLE3 */
|
|
{330, 175}, /* SDL_CONTROLLER_BUTTON_PADDLE4 */
|
|
};
|
|
|
|
/* This is indexed by SDL_GameControllerAxis. */
|
|
static const struct { int x; int y; double angle; } axis_positions[] = {
|
|
{74, 153, 270.0}, /* LEFTX */
|
|
{74, 153, 0.0}, /* LEFTY */
|
|
{306, 231, 270.0}, /* RIGHTX */
|
|
{306, 231, 0.0}, /* RIGHTY */
|
|
{91, -20, 0.0}, /* TRIGGERLEFT */
|
|
{375, -20, 0.0}, /* TRIGGERRIGHT */
|
|
};
|
|
|
|
static SDL_Window *window = NULL;
|
|
static SDL_Renderer *screen = NULL;
|
|
static SDL_bool retval = SDL_FALSE;
|
|
static SDL_bool done = SDL_FALSE;
|
|
static SDL_bool set_LED = SDL_FALSE;
|
|
static int trigger_effect = 0;
|
|
static SDL_Texture *background_front, *background_back, *button, *axis;
|
|
static SDL_GameController *gamecontroller;
|
|
static SDL_GameController **gamecontrollers;
|
|
static int num_controllers = 0;
|
|
|
|
static void UpdateWindowTitle()
|
|
{
|
|
if (!window) {
|
|
return;
|
|
}
|
|
|
|
if (gamecontroller) {
|
|
const char *name = SDL_GameControllerName(gamecontroller);
|
|
const char *serial = SDL_GameControllerGetSerial(gamecontroller);
|
|
const char *basetitle = "Game Controller Test: ";
|
|
const size_t titlelen = SDL_strlen(basetitle) + SDL_strlen(name) + (serial ? 3 + SDL_strlen(serial) : 0) + 1;
|
|
char *title = (char *)SDL_malloc(titlelen);
|
|
|
|
retval = SDL_FALSE;
|
|
done = SDL_FALSE;
|
|
|
|
if (title) {
|
|
SDL_snprintf(title, titlelen, "%s%s", basetitle, name);
|
|
if (serial) {
|
|
SDL_strlcat(title, " (", titlelen);
|
|
SDL_strlcat(title, serial, titlelen);
|
|
SDL_strlcat(title, ")", titlelen);
|
|
}
|
|
SDL_SetWindowTitle(window, title);
|
|
SDL_free(title);
|
|
}
|
|
} else {
|
|
SDL_SetWindowTitle(window, "Waiting for controller...");
|
|
}
|
|
}
|
|
|
|
static int FindController(SDL_JoystickID controller_id)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < num_controllers; ++i) {
|
|
if (controller_id == SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(gamecontrollers[i]))) {
|
|
return i;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static void AddController(int device_index, SDL_bool verbose)
|
|
{
|
|
SDL_JoystickID controller_id = SDL_JoystickGetDeviceInstanceID(device_index);
|
|
SDL_GameController *controller;
|
|
SDL_GameController **controllers;
|
|
|
|
controller_id = SDL_JoystickGetDeviceInstanceID(device_index);
|
|
if (controller_id < 0) {
|
|
SDL_Log("Couldn't get controller ID: %s\n", SDL_GetError());
|
|
return;
|
|
}
|
|
|
|
if (FindController(controller_id) >= 0) {
|
|
/* We already have this controller */
|
|
return;
|
|
}
|
|
|
|
controller = SDL_GameControllerOpen(device_index);
|
|
if (!controller) {
|
|
SDL_Log("Couldn't open controller: %s\n", SDL_GetError());
|
|
return;
|
|
}
|
|
|
|
controllers = (SDL_GameController **)SDL_realloc(gamecontrollers, (num_controllers + 1) * sizeof(*controllers));
|
|
if (!controllers) {
|
|
SDL_GameControllerClose(controller);
|
|
return;
|
|
}
|
|
|
|
controllers[num_controllers++] = controller;
|
|
gamecontrollers = controllers;
|
|
gamecontroller = controller;
|
|
trigger_effect = 0;
|
|
|
|
if (verbose) {
|
|
const char *name = SDL_GameControllerName(gamecontroller);
|
|
SDL_Log("Opened game controller %s\n", name);
|
|
}
|
|
|
|
if (SDL_GameControllerHasSensor(gamecontroller, SDL_SENSOR_ACCEL)) {
|
|
if (verbose) {
|
|
SDL_Log("Enabling accelerometer at %.2f Hz\n", SDL_GameControllerGetSensorDataRate(gamecontroller, SDL_SENSOR_ACCEL));
|
|
}
|
|
SDL_GameControllerSetSensorEnabled(gamecontroller, SDL_SENSOR_ACCEL, SDL_TRUE);
|
|
}
|
|
|
|
if (SDL_GameControllerHasSensor(gamecontroller, SDL_SENSOR_GYRO)) {
|
|
if (verbose) {
|
|
SDL_Log("Enabling gyro at %.2f Hz\n", SDL_GameControllerGetSensorDataRate(gamecontroller, SDL_SENSOR_GYRO));
|
|
}
|
|
SDL_GameControllerSetSensorEnabled(gamecontroller, SDL_SENSOR_GYRO, SDL_TRUE);
|
|
}
|
|
|
|
if (SDL_GameControllerHasRumble(gamecontroller)) {
|
|
SDL_Log("Rumble supported");
|
|
}
|
|
|
|
if (SDL_GameControllerHasRumbleTriggers(gamecontroller)) {
|
|
SDL_Log("Trigger rumble supported");
|
|
}
|
|
|
|
UpdateWindowTitle();
|
|
}
|
|
|
|
static void SetController(SDL_JoystickID controller)
|
|
{
|
|
int i = FindController(controller);
|
|
|
|
if (i < 0) {
|
|
return;
|
|
}
|
|
|
|
if (gamecontroller != gamecontrollers[i]) {
|
|
gamecontroller = gamecontrollers[i];
|
|
UpdateWindowTitle();
|
|
}
|
|
}
|
|
|
|
static void DelController(SDL_JoystickID controller)
|
|
{
|
|
int i = FindController(controller);
|
|
|
|
if (i < 0) {
|
|
return;
|
|
}
|
|
|
|
SDL_GameControllerClose(gamecontrollers[i]);
|
|
|
|
--num_controllers;
|
|
if (i < num_controllers) {
|
|
SDL_memcpy(&gamecontrollers[i], &gamecontrollers[i+1], (num_controllers - i) * sizeof(*gamecontrollers));
|
|
}
|
|
|
|
if (num_controllers > 0) {
|
|
gamecontroller = gamecontrollers[0];
|
|
} else {
|
|
gamecontroller = NULL;
|
|
}
|
|
UpdateWindowTitle();
|
|
}
|
|
|
|
static SDL_Texture *
|
|
LoadTexture(SDL_Renderer *renderer, const char *file, SDL_bool transparent)
|
|
{
|
|
SDL_Surface *temp = NULL;
|
|
SDL_Texture *texture = NULL;
|
|
|
|
temp = SDL_LoadBMP(file);
|
|
if (temp == NULL) {
|
|
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't load %s: %s", file, SDL_GetError());
|
|
} else {
|
|
/* Set transparent pixel as the pixel at (0,0) */
|
|
if (transparent) {
|
|
if (temp->format->BytesPerPixel == 1) {
|
|
SDL_SetColorKey(temp, SDL_TRUE, *(Uint8 *)temp->pixels);
|
|
}
|
|
}
|
|
|
|
texture = SDL_CreateTextureFromSurface(renderer, temp);
|
|
if (!texture) {
|
|
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create texture: %s\n", SDL_GetError());
|
|
}
|
|
}
|
|
if (temp) {
|
|
SDL_FreeSurface(temp);
|
|
}
|
|
return texture;
|
|
}
|
|
|
|
static Uint16 ConvertAxisToRumble(Sint16 axisval)
|
|
{
|
|
/* Only start rumbling if the axis is past the halfway point */
|
|
const Sint16 half_axis = (Sint16)SDL_ceil(SDL_JOYSTICK_AXIS_MAX / 2.0f);
|
|
if (axisval > half_axis) {
|
|
return (Uint16)(axisval - half_axis) * 4;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/* PS5 trigger effect documentation:
|
|
https://controllers.fandom.com/wiki/Sony_DualSense#FFB_Trigger_Modes
|
|
*/
|
|
typedef struct
|
|
{
|
|
Uint8 ucEnableBits1; /* 0 */
|
|
Uint8 ucEnableBits2; /* 1 */
|
|
Uint8 ucRumbleRight; /* 2 */
|
|
Uint8 ucRumbleLeft; /* 3 */
|
|
Uint8 ucHeadphoneVolume; /* 4 */
|
|
Uint8 ucSpeakerVolume; /* 5 */
|
|
Uint8 ucMicrophoneVolume; /* 6 */
|
|
Uint8 ucAudioEnableBits; /* 7 */
|
|
Uint8 ucMicLightMode; /* 8 */
|
|
Uint8 ucAudioMuteBits; /* 9 */
|
|
Uint8 rgucRightTriggerEffect[11]; /* 10 */
|
|
Uint8 rgucLeftTriggerEffect[11]; /* 21 */
|
|
Uint8 rgucUnknown1[6]; /* 32 */
|
|
Uint8 ucLedFlags; /* 38 */
|
|
Uint8 rgucUnknown2[2]; /* 39 */
|
|
Uint8 ucLedAnim; /* 41 */
|
|
Uint8 ucLedBrightness; /* 42 */
|
|
Uint8 ucPadLights; /* 43 */
|
|
Uint8 ucLedRed; /* 44 */
|
|
Uint8 ucLedGreen; /* 45 */
|
|
Uint8 ucLedBlue; /* 46 */
|
|
} DS5EffectsState_t;
|
|
|
|
static void CyclePS5TriggerEffect()
|
|
{
|
|
DS5EffectsState_t state;
|
|
|
|
Uint8 effects[3][11] =
|
|
{
|
|
/* Clear trigger effect */
|
|
{ 0x05, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
/* Constant resistance across entire trigger pull */
|
|
{ 0x01, 0, 110, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
/* Resistance and vibration when trigger is pulled */
|
|
{ 0x06, 15, 63, 128, 0, 0, 0, 0, 0, 0, 0 },
|
|
};
|
|
|
|
trigger_effect = (trigger_effect + 1) % SDL_arraysize(effects);
|
|
|
|
SDL_zero(state);
|
|
state.ucEnableBits1 |= (0x04 | 0x08); /* Modify right and left trigger effect respectively */
|
|
SDL_memcpy(state.rgucRightTriggerEffect, effects[trigger_effect], sizeof(effects[trigger_effect]));
|
|
SDL_memcpy(state.rgucLeftTriggerEffect, effects[trigger_effect], sizeof(effects[trigger_effect]));
|
|
SDL_GameControllerSendEffect(gamecontroller, &state, sizeof(state));
|
|
}
|
|
|
|
void
|
|
loop(void *arg)
|
|
{
|
|
SDL_Event event;
|
|
int i;
|
|
SDL_bool showing_front = SDL_TRUE;
|
|
|
|
/* Update to get the current event state */
|
|
SDL_PumpEvents();
|
|
|
|
/* Process all currently pending events */
|
|
while (SDL_PeepEvents(&event, 1, SDL_GETEVENT, SDL_FIRSTEVENT, SDL_LASTEVENT) == 1) {
|
|
switch (event.type) {
|
|
case SDL_CONTROLLERDEVICEADDED:
|
|
SDL_Log("Game controller device %d added.\n", (int) SDL_JoystickGetDeviceInstanceID(event.cdevice.which));
|
|
AddController(event.cdevice.which, SDL_TRUE);
|
|
break;
|
|
|
|
case SDL_CONTROLLERDEVICEREMOVED:
|
|
SDL_Log("Game controller device %d removed.\n", (int) event.cdevice.which);
|
|
DelController(event.cdevice.which);
|
|
break;
|
|
|
|
case SDL_CONTROLLERTOUCHPADDOWN:
|
|
case SDL_CONTROLLERTOUCHPADMOTION:
|
|
case SDL_CONTROLLERTOUCHPADUP:
|
|
SDL_Log("Controller %d touchpad %d finger %d %s %.2f, %.2f, %.2f\n",
|
|
event.ctouchpad.which,
|
|
event.ctouchpad.touchpad,
|
|
event.ctouchpad.finger,
|
|
(event.type == SDL_CONTROLLERTOUCHPADDOWN ? "pressed at" :
|
|
(event.type == SDL_CONTROLLERTOUCHPADUP ? "released at" :
|
|
"moved to")),
|
|
event.ctouchpad.x,
|
|
event.ctouchpad.y,
|
|
event.ctouchpad.pressure);
|
|
break;
|
|
|
|
#define VERBOSE_SENSORS
|
|
#ifdef VERBOSE_SENSORS
|
|
case SDL_CONTROLLERSENSORUPDATE:
|
|
SDL_Log("Controller %d sensor %s: %.2f, %.2f, %.2f\n",
|
|
event.csensor.which,
|
|
event.csensor.sensor == SDL_SENSOR_ACCEL ? "accelerometer" :
|
|
event.csensor.sensor == SDL_SENSOR_GYRO ? "gyro" : "unknown",
|
|
event.csensor.data[0],
|
|
event.csensor.data[1],
|
|
event.csensor.data[2]);
|
|
break;
|
|
#endif /* VERBOSE_SENSORS */
|
|
|
|
#define VERBOSE_AXES
|
|
#ifdef VERBOSE_AXES
|
|
case SDL_CONTROLLERAXISMOTION:
|
|
if (event.caxis.value <= (-SDL_JOYSTICK_AXIS_MAX / 2) || event.caxis.value >= (SDL_JOYSTICK_AXIS_MAX / 2)) {
|
|
SetController(event.caxis.which);
|
|
}
|
|
SDL_Log("Controller %d axis %s changed to %d\n", event.caxis.which, SDL_GameControllerGetStringForAxis((SDL_GameControllerAxis)event.caxis.axis), event.caxis.value);
|
|
break;
|
|
#endif /* VERBOSE_AXES */
|
|
|
|
case SDL_CONTROLLERBUTTONDOWN:
|
|
case SDL_CONTROLLERBUTTONUP:
|
|
if (event.type == SDL_CONTROLLERBUTTONDOWN) {
|
|
SetController(event.cbutton.which);
|
|
}
|
|
SDL_Log("Controller %d button %s %s\n", event.cbutton.which, SDL_GameControllerGetStringForButton((SDL_GameControllerButton)event.cbutton.button), event.cbutton.state ? "pressed" : "released");
|
|
|
|
/* Cycle PS5 trigger effects when the microphone button is pressed */
|
|
if (event.type == SDL_CONTROLLERBUTTONDOWN &&
|
|
event.cbutton.button == SDL_CONTROLLER_BUTTON_MISC1 &&
|
|
SDL_GameControllerGetType(gamecontroller) == SDL_CONTROLLER_TYPE_PS5) {
|
|
CyclePS5TriggerEffect();
|
|
}
|
|
break;
|
|
|
|
case SDL_KEYDOWN:
|
|
if (event.key.keysym.sym >= SDLK_0 && event.key.keysym.sym <= SDLK_9) {
|
|
if (gamecontroller) {
|
|
int player_index = (event.key.keysym.sym - SDLK_0);
|
|
|
|
SDL_GameControllerSetPlayerIndex(gamecontroller, player_index);
|
|
}
|
|
break;
|
|
}
|
|
if (event.key.keysym.sym != SDLK_ESCAPE) {
|
|
break;
|
|
}
|
|
SDL_FALLTHROUGH;
|
|
case SDL_QUIT:
|
|
done = SDL_TRUE;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (gamecontroller) {
|
|
/* Show the back of the controller if the paddles are being held */
|
|
for (i = SDL_CONTROLLER_BUTTON_PADDLE1; i <= SDL_CONTROLLER_BUTTON_PADDLE4; ++i) {
|
|
if (SDL_GameControllerGetButton(gamecontroller, (SDL_GameControllerButton)i) == SDL_PRESSED) {
|
|
showing_front = SDL_FALSE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* blank screen, set up for drawing this frame. */
|
|
SDL_SetRenderDrawColor(screen, 0xFF, 0xFF, 0xFF, SDL_ALPHA_OPAQUE);
|
|
SDL_RenderClear(screen);
|
|
SDL_RenderCopy(screen, showing_front ? background_front : background_back, NULL, NULL);
|
|
|
|
if (gamecontroller) {
|
|
/* Update visual controller state */
|
|
for (i = 0; i < SDL_CONTROLLER_BUTTON_TOUCHPAD; ++i) {
|
|
if (SDL_GameControllerGetButton(gamecontroller, (SDL_GameControllerButton)i) == SDL_PRESSED) {
|
|
SDL_bool on_front = (i < SDL_CONTROLLER_BUTTON_PADDLE1 || i > SDL_CONTROLLER_BUTTON_PADDLE4);
|
|
if (on_front == showing_front) {
|
|
SDL_Rect dst;
|
|
dst.x = button_positions[i].x;
|
|
dst.y = button_positions[i].y;
|
|
dst.w = 50;
|
|
dst.h = 50;
|
|
SDL_RenderCopyEx(screen, button, NULL, &dst, 0, NULL, SDL_FLIP_NONE);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (showing_front) {
|
|
for (i = 0; i < SDL_CONTROLLER_AXIS_MAX; ++i) {
|
|
const Sint16 deadzone = 8000; /* !!! FIXME: real deadzone */
|
|
const Sint16 value = SDL_GameControllerGetAxis(gamecontroller, (SDL_GameControllerAxis)(i));
|
|
if (value < -deadzone) {
|
|
const double angle = axis_positions[i].angle;
|
|
SDL_Rect dst;
|
|
dst.x = axis_positions[i].x;
|
|
dst.y = axis_positions[i].y;
|
|
dst.w = 50;
|
|
dst.h = 50;
|
|
SDL_RenderCopyEx(screen, axis, NULL, &dst, angle, NULL, SDL_FLIP_NONE);
|
|
} else if (value > deadzone) {
|
|
const double angle = axis_positions[i].angle + 180.0;
|
|
SDL_Rect dst;
|
|
dst.x = axis_positions[i].x;
|
|
dst.y = axis_positions[i].y;
|
|
dst.w = 50;
|
|
dst.h = 50;
|
|
SDL_RenderCopyEx(screen, axis, NULL, &dst, angle, NULL, SDL_FLIP_NONE);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Update LED based on left thumbstick position */
|
|
{
|
|
Sint16 x = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_LEFTX);
|
|
Sint16 y = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_LEFTY);
|
|
|
|
if (!set_LED) {
|
|
set_LED = (x < -8000 || x > 8000 || y > 8000);
|
|
}
|
|
if (set_LED) {
|
|
Uint8 r, g, b;
|
|
|
|
if (x < 0) {
|
|
r = (Uint8)(((int)(~x) * 255) / 32767);
|
|
b = 0;
|
|
} else {
|
|
r = 0;
|
|
b = (Uint8)(((int)(x) * 255) / 32767);
|
|
}
|
|
if (y > 0) {
|
|
g = (Uint8)(((int)(y) * 255) / 32767);
|
|
} else {
|
|
g = 0;
|
|
}
|
|
|
|
SDL_GameControllerSetLED(gamecontroller, r, g, b);
|
|
}
|
|
}
|
|
|
|
if (trigger_effect == 0) {
|
|
/* Update rumble based on trigger state */
|
|
{
|
|
Sint16 left = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_TRIGGERLEFT);
|
|
Sint16 right = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_TRIGGERRIGHT);
|
|
Uint16 low_frequency_rumble = ConvertAxisToRumble(left);
|
|
Uint16 high_frequency_rumble = ConvertAxisToRumble(right);
|
|
SDL_GameControllerRumble(gamecontroller, low_frequency_rumble, high_frequency_rumble, 250);
|
|
}
|
|
|
|
/* Update trigger rumble based on thumbstick state */
|
|
{
|
|
Sint16 left = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_LEFTY);
|
|
Sint16 right = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_RIGHTY);
|
|
Uint16 left_rumble = ConvertAxisToRumble(~left);
|
|
Uint16 right_rumble = ConvertAxisToRumble(~right);
|
|
|
|
SDL_GameControllerRumbleTriggers(gamecontroller, left_rumble, right_rumble, 250);
|
|
}
|
|
}
|
|
}
|
|
|
|
SDL_RenderPresent(screen);
|
|
|
|
#ifdef __EMSCRIPTEN__
|
|
if (done) {
|
|
emscripten_cancel_main_loop();
|
|
}
|
|
#endif
|
|
}
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
int i;
|
|
int controller_count = 0;
|
|
int controller_index = 0;
|
|
char guid[64];
|
|
|
|
SDL_SetHint(SDL_HINT_ACCELEROMETER_AS_JOYSTICK, "0");
|
|
SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_JOY_CONS, "1");
|
|
SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_PS4_RUMBLE, "1");
|
|
SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_PS5_RUMBLE, "1");
|
|
SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1");
|
|
SDL_SetHint(SDL_HINT_LINUX_JOYSTICK_DEADZONES, "1");
|
|
|
|
/* Enable standard application logging */
|
|
SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
|
|
|
|
/* Initialize SDL (Note: video is required to start event loop) */
|
|
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_GAMECONTROLLER ) < 0) {
|
|
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
|
|
return 1;
|
|
}
|
|
|
|
SDL_GameControllerAddMappingsFromFile("gamecontrollerdb.txt");
|
|
|
|
/* Print information about the mappings */
|
|
if (argv[1] && SDL_strcmp(argv[1], "--mappings") == 0) {
|
|
SDL_Log("Supported mappings:\n");
|
|
for (i = 0; i < SDL_GameControllerNumMappings(); ++i) {
|
|
char *mapping = SDL_GameControllerMappingForIndex(i);
|
|
if (mapping) {
|
|
SDL_Log("\t%s\n", mapping);
|
|
SDL_free(mapping);
|
|
}
|
|
}
|
|
SDL_Log("\n");
|
|
}
|
|
|
|
/* Print information about the controller */
|
|
for (i = 0; i < SDL_NumJoysticks(); ++i) {
|
|
const char *name;
|
|
const char *description;
|
|
|
|
SDL_JoystickGetGUIDString(SDL_JoystickGetDeviceGUID(i),
|
|
guid, sizeof (guid));
|
|
|
|
if (SDL_IsGameController(i)) {
|
|
controller_count++;
|
|
name = SDL_GameControllerNameForIndex(i);
|
|
switch (SDL_GameControllerTypeForIndex(i)) {
|
|
case SDL_CONTROLLER_TYPE_AMAZON_LUNA:
|
|
description = "Amazon Luna Controller";
|
|
break;
|
|
case SDL_CONTROLLER_TYPE_GOOGLE_STADIA:
|
|
description = "Google Stadia Controller";
|
|
break;
|
|
case SDL_CONTROLLER_TYPE_NINTENDO_SWITCH_PRO:
|
|
description = "Nintendo Switch Pro Controller";
|
|
break;
|
|
case SDL_CONTROLLER_TYPE_PS3:
|
|
description = "PS3 Controller";
|
|
break;
|
|
case SDL_CONTROLLER_TYPE_PS4:
|
|
description = "PS4 Controller";
|
|
break;
|
|
case SDL_CONTROLLER_TYPE_PS5:
|
|
description = "PS5 Controller";
|
|
break;
|
|
case SDL_CONTROLLER_TYPE_XBOX360:
|
|
description = "XBox 360 Controller";
|
|
break;
|
|
case SDL_CONTROLLER_TYPE_XBOXONE:
|
|
description = "XBox One Controller";
|
|
break;
|
|
case SDL_CONTROLLER_TYPE_VIRTUAL:
|
|
description = "Virtual Game Controller";
|
|
break;
|
|
default:
|
|
description = "Game Controller";
|
|
break;
|
|
}
|
|
AddController(i, SDL_FALSE);
|
|
} else {
|
|
name = SDL_JoystickNameForIndex(i);
|
|
description = "Joystick";
|
|
}
|
|
SDL_Log("%s %d: %s (guid %s, VID 0x%.4x, PID 0x%.4x, player index = %d)\n",
|
|
description, i, name ? name : "Unknown", guid,
|
|
SDL_JoystickGetDeviceVendor(i), SDL_JoystickGetDeviceProduct(i), SDL_JoystickGetDevicePlayerIndex(i));
|
|
}
|
|
SDL_Log("There are %d game controller(s) attached (%d joystick(s))\n", controller_count, SDL_NumJoysticks());
|
|
|
|
/* Create a window to display controller state */
|
|
window = SDL_CreateWindow("Game Controller Test", SDL_WINDOWPOS_CENTERED,
|
|
SDL_WINDOWPOS_CENTERED, SCREEN_WIDTH,
|
|
SCREEN_HEIGHT, 0);
|
|
if (window == NULL) {
|
|
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create window: %s\n", SDL_GetError());
|
|
return 2;
|
|
}
|
|
|
|
screen = SDL_CreateRenderer(window, -1, 0);
|
|
if (screen == NULL) {
|
|
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create renderer: %s\n", SDL_GetError());
|
|
SDL_DestroyWindow(window);
|
|
return 2;
|
|
}
|
|
|
|
SDL_SetRenderDrawColor(screen, 0x00, 0x00, 0x00, SDL_ALPHA_OPAQUE);
|
|
SDL_RenderClear(screen);
|
|
SDL_RenderPresent(screen);
|
|
|
|
/* scale for platforms that don't give you the window size you asked for. */
|
|
SDL_RenderSetLogicalSize(screen, SCREEN_WIDTH, SCREEN_HEIGHT);
|
|
|
|
background_front = LoadTexture(screen, "controllermap.bmp", SDL_FALSE);
|
|
background_back = LoadTexture(screen, "controllermap_back.bmp", SDL_FALSE);
|
|
button = LoadTexture(screen, "button.bmp", SDL_TRUE);
|
|
axis = LoadTexture(screen, "axis.bmp", SDL_TRUE);
|
|
|
|
if (!background_front || !background_back || !button || !axis) {
|
|
SDL_DestroyRenderer(screen);
|
|
SDL_DestroyWindow(window);
|
|
return 2;
|
|
}
|
|
SDL_SetTextureColorMod(button, 10, 255, 21);
|
|
SDL_SetTextureColorMod(axis, 10, 255, 21);
|
|
|
|
/* !!! FIXME: */
|
|
/*SDL_RenderSetLogicalSize(screen, background->w, background->h);*/
|
|
|
|
if (argv[1] && *argv[1] != '-') {
|
|
controller_index = SDL_atoi(argv[1]);
|
|
}
|
|
if (controller_index < num_controllers) {
|
|
gamecontroller = gamecontrollers[controller_index];
|
|
} else {
|
|
gamecontroller = NULL;
|
|
}
|
|
UpdateWindowTitle();
|
|
|
|
/* Loop, getting controller events! */
|
|
#ifdef __EMSCRIPTEN__
|
|
emscripten_set_main_loop_arg(loop, NULL, 0, 1);
|
|
#else
|
|
while (!done) {
|
|
loop(NULL);
|
|
}
|
|
#endif
|
|
|
|
/* Reset trigger state */
|
|
if (trigger_effect != 0) {
|
|
trigger_effect = -1;
|
|
CyclePS5TriggerEffect();
|
|
}
|
|
|
|
SDL_DestroyRenderer(screen);
|
|
SDL_DestroyWindow(window);
|
|
SDL_QuitSubSystem(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_GAMECONTROLLER);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#else
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL compiled without Joystick support.\n");
|
|
return 1;
|
|
}
|
|
|
|
#endif
|
|
|
|
/* vi: set ts=4 sw=4 expandtab: */
|