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Switch axisCount to be an array

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This commit is contained in:
Michael 2023-10-14 14:39:58 -04:00
parent 4d07da8973
commit f8160e296d
5 changed files with 50 additions and 231 deletions
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2
src/rcore.h
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@ -179,7 +179,7 @@ typedef struct CoreData {
} Touch;
struct {
int lastButtonPressed; // Register last gamepad button pressed
int axisCount[MAX_GAMEPADS]; // Register number of available gamepad axis
int axisCount[MAX_GAMEPADS]; // Register number of available gamepad axis
bool ready[MAX_GAMEPADS]; // Flag to know if gamepad is ready
char name[MAX_GAMEPADS][64]; // Gamepad name holder
char currentButtonState[MAX_GAMEPADS][MAX_GAMEPAD_BUTTONS]; // Current gamepad buttons state

2
src/rcore_android.c
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@ -566,7 +566,7 @@ void PollInputEvents(void)
// Reset last gamepad button/axis registered state
CORE.Input.Gamepad.lastButtonPressed = 0; // GAMEPAD_BUTTON_UNKNOWN
CORE.Input.Gamepad.axisCount = 0;
//CORE.Input.Gamepad.axisCount = 0;
// Register previous touch states
for (int i = 0; i < MAX_TOUCH_POINTS; i++) CORE.Input.Touch.previousTouchState[i] = CORE.Input.Touch.currentTouchState[i];

267
src/rcore_drm.c
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@ -72,24 +72,13 @@
//----------------------------------------------------------------------------------
#define USE_LAST_TOUCH_DEVICE // When multiple touchscreens are connected, only use the one with the highest event<N> number
#define DEFAULT_EVDEV_PATH "/dev/input/by-id" // Path to the linux input events
#define MI_BITS_PER_LONG (8 * sizeof(long))
#define MI_NBITS(x) ((((x)-1) / MI_BITS_PER_LONG) + 1)
#define MI_OFF(x) ((x) % MI_BITS_PER_LONG)
#define MI_BIT(x) (1UL << MI_OFF(x))
#define MI_LONG(x) ((x) / MI_BITS_PER_LONG)
#define MI_IS_BIT_SET(array, bit) ((array[MI_LONG(bit)] >> MI_OFF(bit)) & 1)
#define DEFAULT_GAMEPAD_DEV "/dev/input/js" // Gamepad input (base dev for all gamepads: js0, js1, ...)
#define DEFAULT_EVDEV_PATH "/dev/input/" // Path to the linux input events
//----------------------------------------------------------------------------------
// Types and Structures Definition
//----------------------------------------------------------------------------------
typedef struct {
int min;
int max;
} GamepadAxisRange;
typedef struct {
pthread_t threadId; // Event reading thread id
@ -136,12 +125,8 @@ typedef struct {
char currentButtonStateEvdev[MAX_MOUSE_BUTTONS]; // Holds the new mouse state for the next polling event to grab
// Gamepad data
pthread_t gamepadThreadId; // Gamepad reading thread id
int gamepadStreamFd[MAX_GAMEPADS]; // Gamepad device file descriptor
struct input_absinfo gamepadAxisFeatures[MAX_GAMEPADS][ABS_MAX]; // Store the features of each axis for each gamepad.
int gamepadActiveAxes[MAX_GAMEPADS][MAX_GAMEPAD_AXIS]; // Map axis ID to actual axis, e.g. the first axis found will be axis 0 as far as raylib is concerned but might actually be ABS_HAT0X (16) for some gamepads.
int gamepadButtonCount[MAX_GAMEPADS]; // Store the number of active buttons found, up to MAX_GAMEPAD_BUTTONS
int gamepadActiveButtons[MAX_GAMEPADS][MAX_GAMEPAD_BUTTONS]; // Map button ID to actual key. e.g. the first key on a joystick might be KEY_A or KEY_X.
pthread_t gamepadThreadId; // Gamepad reading thread id
int gamepadStreamFd[MAX_GAMEPADS]; // Gamepad device file descriptor
} PlatformData;
@ -164,17 +149,13 @@ static void RestoreKeyboard(void); // Restore keyboard system
static void ProcessKeyboard(void); // Process keyboard events
#endif
static void InitDrmInput(void); // Initialize inputs for DRM platform
static void InitDrmJoystick(int index, const char *path); // Initialize a joystick for DRM platform
static void PollDrmJoystickEvents();
static void InitEvdevInput(void); // Initialize evdev inputs
static void ConfigureEvdevDevice(char *device); // Identifies a input device and configures it for use if appropriate
static void PollKeyboardEvents(void); // Process evdev keyboard events
static void *EventThread(void *arg); // Input device events reading thread
static void InitEvdevInput(void); // Initialize evdev inputs
static void ConfigureEvdevDevice(char *device); // Identifies a input device and configures it for use if appropriate
static void PollKeyboardEvents(void); // Process evdev keyboard events
static void *EventThread(void *arg); // Input device events reading thread
//static void InitGamepad(void); // Initialize raw gamepad input
//static void *GamepadThread(void *arg); // Mouse reading thread
static void InitGamepad(void); // Initialize raw gamepad input
static void *GamepadThread(void *arg); // Mouse reading thread
static int FindMatchingConnectorMode(const drmModeConnector *connector, const drmModeModeInfo *mode); // Search matching DRM mode in connector's mode list
static int FindExactConnectorMode(const drmModeConnector *connector, uint width, uint height, uint fps, bool allowInterlaced); // Search exactly matching DRM connector mode in connector's list
@ -676,6 +657,7 @@ void PollInputEvents(void)
// Reset last gamepad button/axis registered state
CORE.Input.Gamepad.lastButtonPressed = 0; // GAMEPAD_BUTTON_UNKNOWN
//CORE.Input.Gamepad.axisCount = 0;
// Register previous keys states
for (int i = 0; i < MAX_KEYBOARD_KEYS; i++)
@ -684,7 +666,6 @@ void PollInputEvents(void)
CORE.Input.Keyboard.keyRepeatInFrame[i] = 0;
}
PollDrmJoystickEvents();
PollKeyboardEvents();
// Register previous mouse states
@ -1074,8 +1055,7 @@ static int InitPlatform(void)
// Initialize raw input system
InitEvdevInput(); // Evdev inputs initialization
InitDrmInput();
//InitGamepad(); // Gamepad init
InitGamepad(); // Gamepad init
InitKeyboard(); // Keyboard init (stdin)
return 0;
@ -1345,165 +1325,6 @@ static void ProcessKeyboard(void)
}
#endif // SUPPORT_SSH_KEYBOARD_RPI
// Initialize user input from /dev/input/by-id
// This includes keyobard, mouse, gamepads, and touch screens.
static void InitDrmInput(void)
{
TraceLog(LOG_INFO, "RUNNING InitDrmInput");
char path[MAX_FILEPATH_LENGTH] = { 0 };
DIR *directory = NULL;
struct dirent *entity = NULL;
// Initialise keyboard file descriptor
platform.keyboardFd = -1;
// Reset variables
for (int i = 0; i < MAX_TOUCH_POINTS; ++i)
{
CORE.Input.Touch.position[i].x = -1;
CORE.Input.Touch.position[i].y = -1;
}
// Reset keyboard key state
for (int i = 0; i < MAX_KEYBOARD_KEYS; i++)
{
CORE.Input.Keyboard.currentKeyState[i] = 0;
CORE.Input.Keyboard.keyRepeatInFrame[i] = 0;
}
// Open the linux directory of "/dev/input/by-id"
directory = opendir(DEFAULT_EVDEV_PATH);
if (directory)
{
while ((entity = readdir(directory)) != NULL)
{
sprintf(path, "%s/%s", DEFAULT_EVDEV_PATH, entity->d_name);
// Devices are in the format:
// /dev/input/by-id/usb-Name_of_Device-[event-joystick|event-kbd|event-mouse]
int len = strlen("event-joystick");
if (strncmp("event-joystick", entity->d_name + (strlen(entity->d_name)-len), len) == 0) // If the device id ends with "event-joystick"
{
TraceLog(LOG_INFO, TextFormat("Device %s is an event joystick", entity->d_name));
for (int i = 0; i < MAX_GAMEPADS; i++)
{
if (CORE.Input.Gamepad.ready[i])
continue;
InitDrmJoystick(i, path);
break;
}
}
len = strlen("event-kbd");
if (strncmp("event-kbd", entity->d_name + (strlen(entity->d_name)-len), len) == 0) // If the device id ends with "event-kbd"
{
TraceLog(LOG_INFO, TextFormat("Device %s is an event keyboard", entity->d_name));
}
len = strlen("event-mouse");
if (strncmp("event-mouse", entity->d_name + (strlen(entity->d_name)-len), len) == 0) // If the device id ends with "event-mouse"
{
TraceLog(LOG_INFO, TextFormat("Device %s is an event mouse", entity->d_name));
}
}
closedir(directory);
}
}
static void InitDrmJoystick(int index, const char *path)
{
TraceLog(LOG_INFO, TextFormat("InitDrmJoystick - %s", path));
platform.gamepadStreamFd[index] = open(path, O_RDONLY | O_NONBLOCK);
// Get the name of the device.
ioctl(platform.gamepadStreamFd[index], EVIOCGNAME(64), &CORE.Input.Gamepad.name[index]);
// Get the bits describing the buttons of the device.
unsigned long key_bits[KEY_MAX / 8 + 1] = {0};
ioctl(platform.gamepadStreamFd[index], EVIOCGBIT(EV_KEY, sizeof(key_bits)), &key_bits);
// Count the buttons present and map a game button id (0-32) to the key code of the physical button.
for (int key = 0; key < KEY_MAX; key++)
{
if (MI_IS_BIT_SET(key_bits, key) && platform.gamepadButtonCount[index] < MAX_GAMEPAD_BUTTONS)
{
platform.gamepadActiveButtons[index][platform.gamepadButtonCount[index]++] = key;
}
}
// Get the bits describing the absolute axes of the device.
unsigned long abs_bits[ABS_MAX / 8 + 1] = {0};
ioctl(platform.gamepadStreamFd[index], EVIOCGBIT(EV_ABS, sizeof(abs_bits)), &abs_bits);
// Count the axes present on the device and read their features.
CORE.Input.Gamepad.axisCount[index] = 0;
for (int axis = 0; axis < ABS_MAX; axis++)
{
// axis may be any number between 0x00 and 0x3f, and it is common for the first axis to be 0x10 (ABS_HAT0X). This maps the active axes to a range of IDs between 0 and MAX_GAMEPAD_AXIS
if (MI_IS_BIT_SET(abs_bits, axis) && CORE.Input.Gamepad.axisCount[index] < MAX_GAMEPAD_AXIS)
{
platform.gamepadActiveAxes[index][CORE.Input.Gamepad.axisCount[index]++] = axis;
TraceLog(LOG_INFO, TextFormat("Gamepad %d has axis %d", index, axis));
ioctl(platform.gamepadStreamFd[index], EVIOCGABS(axis), &platform.gamepadAxisFeatures[index][axis]);
}
}
TraceLog(LOG_INFO, TextFormat("Gamepad [%d] %s has %d axes", index, CORE.Input.Gamepad.name[index], CORE.Input.Gamepad.axisCount[index]));
CORE.Input.Gamepad.ready[index] = true;
}
static void PollDrmJoystickEvents()
{
struct input_event ev;
for (int i = 0; i < MAX_GAMEPADS; i++)
{
if (!CORE.Input.Gamepad.ready[i])
continue;
while (read(platform.gamepadStreamFd[i], &ev, sizeof(ev)) > 0)
{
switch(ev.type)
{
case EV_KEY:
if (ev.code < KEY_MAX)
{
CORE.Input.Gamepad.currentButtonState[i][ev.code] = ev.value;
for (int lookupButton = 0; lookupButton < MAX_GAMEPAD_BUTTONS; lookupButton++)
{
if (platform.gamepadActiveButtons[i][lookupButton] == ev.code)
{
CORE.Input.Gamepad.currentButtonState[i][lookupButton] = ev.value;
break;
}
}
}
break;
case EV_ABS:
if (ev.code < MAX_GAMEPAD_AXIS)
{
struct input_absinfo f = platform.gamepadAxisFeatures[i][ev.code];
for (int lookupAxis = 0; lookupAxis < MAX_GAMEPAD_AXIS; lookupAxis++)
{
if (platform.gamepadActiveAxes[i][lookupAxis] == ev.code)
{
CORE.Input.Gamepad.axisState[i][lookupAxis] = ((float)ev.value - ((f.maximum - f.minimum) / 2.0f)) / (float)(f.maximum - f.minimum);
break;
}
}
}
break;
}
}
}
}
// Initialise user input from evdev(/dev/input/event<N>)
// this means mouse, keyboard or gamepad devices
static void InitEvdevInput(void)
@ -2001,39 +1822,38 @@ static void *EventThread(void *arg)
}
// Initialize gamepad system
// static void InitGamepad(void)
// {
// char gamepadDev[128] = { 0 };
//
// for (int i = 0; i < MAX_GAMEPADS; i++)
// {
// sprintf(gamepadDev, "%s%i", DEFAULT_GAMEPAD_DEV, i);
//
// if ((platform.gamepadStreamFd[i] = open(gamepadDev, O_RDONLY | O_NONBLOCK)) < 0)
// {
// // NOTE: Only show message for first gamepad
// if (i == 0) TRACELOG(LOG_WARNING, "RPI: Failed to open Gamepad device, no gamepad available");
// }
// else
// {
// CORE.Input.Gamepad.ready[i] = true;
//
// // NOTE: Only create one thread
// if (i == 0)
// {
// int error = pthread_create(&platform.gamepadThreadId, NULL, &GamepadThread, NULL);
//
// if (error != 0) TRACELOG(LOG_WARNING, "RPI: Failed to create gamepad input event thread");
// else TRACELOG(LOG_INFO, "RPI: Gamepad device initialized successfully");
// }
//
// ioctl(platform.gamepadStreamFd[i], JSIOCGNAME(64), &CORE.Input.Gamepad.name[i]);
// ioctl(platform.gamepadStreamFd[i], JSIOCGAXES, &CORE.Input.Gamepad.axisCount);
// }
// }
// }
static void InitGamepad(void)
{
char gamepadDev[128] = { 0 };
for (int i = 0; i < MAX_GAMEPADS; i++)
{
sprintf(gamepadDev, "%s%i", DEFAULT_GAMEPAD_DEV, i);
if ((platform.gamepadStreamFd[i] = open(gamepadDev, O_RDONLY | O_NONBLOCK)) < 0)
{
// NOTE: Only show message for first gamepad
if (i == 0) TRACELOG(LOG_WARNING, "RPI: Failed to open Gamepad device, no gamepad available");
}
else
{
CORE.Input.Gamepad.ready[i] = true;
// NOTE: Only create one thread
if (i == 0)
{
int error = pthread_create(&platform.gamepadThreadId, NULL, &GamepadThread, NULL);
if (error != 0) TRACELOG(LOG_WARNING, "RPI: Failed to create gamepad input event thread");
else TRACELOG(LOG_INFO, "RPI: Gamepad device initialized successfully");
}
ioctl(platform.gamepadStreamFd[i], JSIOCGNAME(64), &CORE.Input.Gamepad.name[i]);
ioctl(platform.gamepadStreamFd[i], JSIOCGAXES, &CORE.Input.Gamepad.axisCount[i]);
}
}
}
/*
// Process Gamepad (/dev/input/js0)
static void *GamepadThread(void *arg)
{
@ -2090,7 +1910,6 @@ static void *GamepadThread(void *arg)
return NULL;
}
*/
// Search matching DRM mode in connector's mode list
static int FindMatchingConnectorMode(const drmModeConnector *connector, const drmModeModeInfo *mode)

2
src/rcore_template.c
View File

@ -571,7 +571,7 @@ void PollInputEvents(void)
// Reset last gamepad button/axis registered state
CORE.Input.Gamepad.lastButtonPressed = 0; // GAMEPAD_BUTTON_UNKNOWN
CORE.Input.Gamepad.axisCount = 0;
//CORE.Input.Gamepad.axisCount = 0;
// Register previous touch states
for (int i = 0; i < MAX_TOUCH_POINTS; i++) CORE.Input.Touch.previousTouchState[i] = CORE.Input.Touch.currentTouchState[i];

4
src/rcore_web.c
View File

@ -706,7 +706,7 @@ void PollInputEvents(void)
// Reset last gamepad button/axis registered state
CORE.Input.Gamepad.lastButtonPressed = 0; // GAMEPAD_BUTTON_UNKNOWN
CORE.Input.Gamepad.axisCount = 0;
//CORE.Input.Gamepad.axisCount = 0;
// Keyboard/Mouse input polling (automatically managed by GLFW3 through callback)
// Register previous keys states
@ -800,7 +800,7 @@ void PollInputEvents(void)
CORE.Input.Gamepad.axisState[i][j] = gamepadState.axis[j];
}
CORE.Input.Gamepad.axisCount = gamepadState.numAxes;
CORE.Input.Gamepad.axisCount[i] = gamepadState.numAxes;
}
}
}