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MichaelFiber 2023-09-13 16:45:30 -04:00
parent cbef73c5cb
commit cddb0fa969
7 changed files with 913 additions and 619 deletions
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3
.gitignore vendored
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@ -75,6 +75,9 @@ xcschememanagement.plist
xcuserdata/
DerivedData/
# VSCode project
.vscode
# Jetbrains project
.idea/
cmake-build-*/

621
src/rcore.c
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@ -99,6 +99,7 @@
**********************************************************************************************/
#include "raylib.h" // Declares module functions
#include "rcore.h"
// Check if config flags have been externally provided on compilation line
#if !defined(EXTERNAL_CONFIG_FLAGS)
@ -243,265 +244,12 @@
#endif
#endif
#if defined(PLATFORM_ANDROID)
//#include <android/sensor.h> // Required for: Android sensors functions (accelerometer, gyroscope, light...)
#include <android/window.h> // Required for: AWINDOW_FLAG_FULLSCREEN definition and others
#include <android_native_app_glue.h> // Required for: android_app struct and activity management
#include <jni.h> // Required for: JNIEnv and JavaVM [Used in OpenURL()]
#include <EGL/egl.h> // Native platform windowing system interface
//#include <GLES2/gl2.h> // OpenGL ES 2.0 library (not required in this module, only in rlgl)
#endif
#if defined(PLATFORM_DRM)
#include <fcntl.h> // POSIX file control definitions - open(), creat(), fcntl()
#include <unistd.h> // POSIX standard function definitions - read(), close(), STDIN_FILENO
#include <termios.h> // POSIX terminal control definitions - tcgetattr(), tcsetattr()
#include <pthread.h> // POSIX threads management (inputs reading)
#include <dirent.h> // POSIX directory browsing
#include <sys/ioctl.h> // Required for: ioctl() - UNIX System call for device-specific input/output operations
#include <linux/kd.h> // Linux: KDSKBMODE, K_MEDIUMRAM constants definition
#include <linux/input.h> // Linux: Keycodes constants definition (KEY_A, ...)
#include <linux/joystick.h> // Linux: Joystick support library
#if defined(PLATFORM_DRM)
#include <gbm.h> // Generic Buffer Management (native platform for EGL on DRM)
#include <xf86drm.h> // Direct Rendering Manager user-level library interface
#include <xf86drmMode.h> // Direct Rendering Manager mode setting (KMS) interface
#endif
#include "EGL/egl.h" // Native platform windowing system interface
#include "EGL/eglext.h" // EGL extensions
//#include "GLES2/gl2.h" // OpenGL ES 2.0 library (not required in this module, only in rlgl)
#endif
#if defined(PLATFORM_WEB)
#define GLFW_INCLUDE_ES2 // GLFW3: Enable OpenGL ES 2.0 (translated to WebGL)
//#define GLFW_INCLUDE_ES3 // GLFW3: Enable OpenGL ES 3.0 (transalted to WebGL2?)
#include "GLFW/glfw3.h" // GLFW3: Windows, OpenGL context and Input management
#include <sys/time.h> // Required for: timespec, nanosleep(), select() - POSIX
#include <emscripten/emscripten.h> // Emscripten functionality for C
#include <emscripten/html5.h> // Emscripten HTML5 library
#endif
//----------------------------------------------------------------------------------
// Defines and Macros
//----------------------------------------------------------------------------------
#if defined(PLATFORM_DRM)
#define USE_LAST_TOUCH_DEVICE // When multiple touchscreens are connected, only use the one with the highest event<N> number
#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
#endif
#ifndef MAX_FILEPATH_CAPACITY
#define MAX_FILEPATH_CAPACITY 8192 // Maximum capacity for filepath
#endif
#ifndef MAX_FILEPATH_LENGTH
#define MAX_FILEPATH_LENGTH 4096 // Maximum length for filepaths (Linux PATH_MAX default value)
#endif
#ifndef MAX_KEYBOARD_KEYS
#define MAX_KEYBOARD_KEYS 512 // Maximum number of keyboard keys supported
#endif
#ifndef MAX_MOUSE_BUTTONS
#define MAX_MOUSE_BUTTONS 8 // Maximum number of mouse buttons supported
#endif
#ifndef MAX_GAMEPADS
#define MAX_GAMEPADS 4 // Maximum number of gamepads supported
#endif
#ifndef MAX_GAMEPAD_AXIS
#define MAX_GAMEPAD_AXIS 8 // Maximum number of axis supported (per gamepad)
#endif
#ifndef MAX_GAMEPAD_BUTTONS
#define MAX_GAMEPAD_BUTTONS 32 // Maximum number of buttons supported (per gamepad)
#endif
#ifndef MAX_TOUCH_POINTS
#define MAX_TOUCH_POINTS 8 // Maximum number of touch points supported
#endif
#ifndef MAX_KEY_PRESSED_QUEUE
#define MAX_KEY_PRESSED_QUEUE 16 // Maximum number of keys in the key input queue
#endif
#ifndef MAX_CHAR_PRESSED_QUEUE
#define MAX_CHAR_PRESSED_QUEUE 16 // Maximum number of characters in the char input queue
#endif
#ifndef MAX_DECOMPRESSION_SIZE
#define MAX_DECOMPRESSION_SIZE 64 // Maximum size allocated for decompression in MB
#endif
// Flags operation macros
#define FLAG_SET(n, f) ((n) |= (f))
#define FLAG_CLEAR(n, f) ((n) &= ~(f))
#define FLAG_TOGGLE(n, f) ((n) ^= (f))
#define FLAG_CHECK(n, f) ((n) & (f))
//----------------------------------------------------------------------------------
// Types and Structures Definition
//----------------------------------------------------------------------------------
#if defined(PLATFORM_DRM)
typedef struct {
pthread_t threadId; // Event reading thread id
int fd; // File descriptor to the device it is assigned to
int eventNum; // Number of 'event<N>' device
Rectangle absRange; // Range of values for absolute pointing devices (touchscreens)
int touchSlot; // Hold the touch slot number of the currently being sent multitouch block
bool isMouse; // True if device supports relative X Y movements
bool isTouch; // True if device supports absolute X Y movements and has BTN_TOUCH
bool isMultitouch; // True if device supports multiple absolute movevents and has BTN_TOUCH
bool isKeyboard; // True if device has letter keycodes
bool isGamepad; // True if device has gamepad buttons
} InputEventWorker;
#endif
typedef struct { int x; int y; } Point;
typedef struct { unsigned int width; unsigned int height; } Size;
// Core global state context data
typedef struct CoreData {
struct {
#if defined(PLATFORM_DESKTOP) || defined(PLATFORM_WEB)
GLFWwindow *handle; // GLFW window handle (graphic device)
#endif
#if defined(PLATFORM_ANDROID) || defined(PLATFORM_DRM)
#if defined(PLATFORM_DRM)
int fd; // File descriptor for /dev/dri/...
drmModeConnector *connector; // Direct Rendering Manager (DRM) mode connector
drmModeCrtc *crtc; // CRT Controller
int modeIndex; // Index of the used mode of connector->modes
struct gbm_device *gbmDevice; // GBM device
struct gbm_surface *gbmSurface; // GBM surface
struct gbm_bo *prevBO; // Previous GBM buffer object (during frame swapping)
uint32_t prevFB; // Previous GBM framebufer (during frame swapping)
#endif // PLATFORM_DRM
EGLDisplay device; // Native display device (physical screen connection)
EGLSurface surface; // Surface to draw on, framebuffers (connected to context)
EGLContext context; // Graphic context, mode in which drawing can be done
EGLConfig config; // Graphic config
#endif
const char *title; // Window text title const pointer
unsigned int flags; // Configuration flags (bit based), keeps window state
bool ready; // Check if window has been initialized successfully
bool fullscreen; // Check if fullscreen mode is enabled
bool shouldClose; // Check if window set for closing
bool resizedLastFrame; // Check if window has been resized last frame
bool eventWaiting; // Wait for events before ending frame
Point position; // Window position (required on fullscreen toggle)
Point previousPosition; // Window previous position (required on borderless windowed toggle)
Size display; // Display width and height (monitor, device-screen, LCD, ...)
Size screen; // Screen width and height (used render area)
Size previousScreen; // Screen previous width and height (required on borderless windowed toggle)
Size currentFbo; // Current render width and height (depends on active fbo)
Size render; // Framebuffer width and height (render area, including black bars if required)
Point renderOffset; // Offset from render area (must be divided by 2)
Matrix screenScale; // Matrix to scale screen (framebuffer rendering)
char **dropFilepaths; // Store dropped files paths pointers (provided by GLFW)
unsigned int dropFileCount; // Count dropped files strings
} Window;
#if defined(PLATFORM_ANDROID)
struct {
bool appEnabled; // Flag to detect if app is active ** = true
struct android_app *app; // Android activity
struct android_poll_source *source; // Android events polling source
bool contextRebindRequired; // Used to know context rebind required
} Android;
#endif
struct {
const char *basePath; // Base path for data storage
} Storage;
struct {
#if defined(PLATFORM_DRM)
InputEventWorker eventWorker[10]; // List of worker threads for every monitored "/dev/input/event<N>"
#endif
struct {
int exitKey; // Default exit key
char currentKeyState[MAX_KEYBOARD_KEYS]; // Registers current frame key state
char previousKeyState[MAX_KEYBOARD_KEYS]; // Registers previous frame key state
// NOTE: Since key press logic involves comparing prev vs cur key state, we need to handle key repeats specially
char keyRepeatInFrame[MAX_KEYBOARD_KEYS]; // Registers key repeats for current frame.
int keyPressedQueue[MAX_KEY_PRESSED_QUEUE]; // Input keys queue
int keyPressedQueueCount; // Input keys queue count
int charPressedQueue[MAX_CHAR_PRESSED_QUEUE]; // Input characters queue (unicode)
int charPressedQueueCount; // Input characters queue count
#if defined(PLATFORM_DRM)
int defaultMode; // Default keyboard mode
#if defined(SUPPORT_SSH_KEYBOARD_RPI)
bool evtMode; // Keyboard in event mode
#endif
int defaultFileFlags; // Default IO file flags
struct termios defaultSettings; // Default keyboard settings
int fd; // File descriptor for the evdev keyboard
#endif
} Keyboard;
struct {
Vector2 offset; // Mouse offset
Vector2 scale; // Mouse scaling
Vector2 currentPosition; // Mouse position on screen
Vector2 previousPosition; // Previous mouse position
int cursor; // Tracks current mouse cursor
bool cursorHidden; // Track if cursor is hidden
bool cursorOnScreen; // Tracks if cursor is inside client area
char currentButtonState[MAX_MOUSE_BUTTONS]; // Registers current mouse button state
char previousButtonState[MAX_MOUSE_BUTTONS]; // Registers previous mouse button state
Vector2 currentWheelMove; // Registers current mouse wheel variation
Vector2 previousWheelMove; // Registers previous mouse wheel variation
#if defined(PLATFORM_DRM)
Vector2 eventWheelMove; // Registers the event mouse wheel variation
// NOTE: currentButtonState[] can't be written directly due to multithreading, app could miss the update
char currentButtonStateEvdev[MAX_MOUSE_BUTTONS]; // Holds the new mouse state for the next polling event to grab
#endif
} Mouse;
struct {
int pointCount; // Number of touch points active
int pointId[MAX_TOUCH_POINTS]; // Point identifiers
Vector2 position[MAX_TOUCH_POINTS]; // Touch position on screen
char currentTouchState[MAX_TOUCH_POINTS]; // Registers current touch state
char previousTouchState[MAX_TOUCH_POINTS]; // Registers previous touch state
} Touch;
struct {
int lastButtonPressed; // Register last gamepad button pressed
int axisCount; // 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
char previousButtonState[MAX_GAMEPADS][MAX_GAMEPAD_BUTTONS]; // Previous gamepad buttons state
float axisState[MAX_GAMEPADS][MAX_GAMEPAD_AXIS]; // Gamepad axis state
#if defined(PLATFORM_DRM)
pthread_t threadId; // Gamepad reading thread id
int streamId[MAX_GAMEPADS]; // Gamepad device file descriptor
#endif
} Gamepad;
} Input;
struct {
double current; // Current time measure
double previous; // Previous time measure
double update; // Time measure for frame update
double draw; // Time measure for frame draw
double frame; // Time measure for one frame
double target; // Desired time for one frame, if 0 not applied
#if defined(PLATFORM_ANDROID) || defined(PLATFORM_DRM)
unsigned long long int base; // Base time measure for hi-res timer
#endif
unsigned int frameCounter; // Frame counter
} Time;
} CoreData;
//----------------------------------------------------------------------------------
// Global Variables Definition
//----------------------------------------------------------------------------------
RLAPI const char *raylib_version = RAYLIB_VERSION; // raylib version exported symbol, required for some bindings
static CoreData CORE = { 0 }; // Global CORE state context
CoreData CORE = { 0 }; // Global CORE state context
#if defined(SUPPORT_SCREEN_CAPTURE)
static int screenshotCounter = 0; // Screenshots counter
@ -644,16 +392,6 @@ static void AndroidCommandCallback(struct android_app *app, int32_t cmd);
static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event); // Process Android inputs
#endif
#if defined(PLATFORM_WEB)
static EM_BOOL EmscriptenFullscreenChangeCallback(int eventType, const EmscriptenFullscreenChangeEvent *event, void *userData);
static EM_BOOL EmscriptenWindowResizedCallback(int eventType, const EmscriptenUiEvent *event, void *userData);
static EM_BOOL EmscriptenResizeCallback(int eventType, const EmscriptenUiEvent *event, void *userData);
static EM_BOOL EmscriptenMouseCallback(int eventType, const EmscriptenMouseEvent *mouseEvent, void *userData);
static EM_BOOL EmscriptenTouchCallback(int eventType, const EmscriptenTouchEvent *touchEvent, void *userData);
static EM_BOOL EmscriptenGamepadCallback(int eventType, const EmscriptenGamepadEvent *gamepadEvent, void *userData);
#endif
#if defined(PLATFORM_DRM)
static void InitKeyboard(void); // Initialize raw keyboard system
static void RestoreKeyboard(void); // Restore keyboard system
@ -731,221 +469,6 @@ struct android_app *GetAndroidApp(void)
}
#endif
// Initialize window and OpenGL context
// NOTE: data parameter could be used to pass any kind of required data to the initialization
void InitWindow(int width, int height, const char *title)
{
TRACELOG(LOG_INFO, "Initializing raylib %s", RAYLIB_VERSION);
TRACELOG(LOG_INFO, "Supported raylib modules:");
TRACELOG(LOG_INFO, " > rcore:..... loaded (mandatory)");
TRACELOG(LOG_INFO, " > rlgl:...... loaded (mandatory)");
#if defined(SUPPORT_MODULE_RSHAPES)
TRACELOG(LOG_INFO, " > rshapes:... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rshapes:... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RTEXTURES)
TRACELOG(LOG_INFO, " > rtextures:. loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rtextures:. not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RTEXT)
TRACELOG(LOG_INFO, " > rtext:..... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rtext:..... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RMODELS)
TRACELOG(LOG_INFO, " > rmodels:... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rmodels:... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RAUDIO)
TRACELOG(LOG_INFO, " > raudio:.... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > raudio:.... not loaded (optional)");
#endif
if ((title != NULL) && (title[0] != 0)) CORE.Window.title = title;
// Initialize global input state
memset(&CORE.Input, 0, sizeof(CORE.Input));
CORE.Input.Keyboard.exitKey = KEY_ESCAPE;
CORE.Input.Mouse.scale = (Vector2){ 1.0f, 1.0f };
CORE.Input.Mouse.cursor = MOUSE_CURSOR_ARROW;
CORE.Input.Gamepad.lastButtonPressed = 0; // GAMEPAD_BUTTON_UNKNOWN
#if defined(SUPPORT_EVENTS_WAITING)
CORE.Window.eventWaiting = true;
#endif
#if defined(PLATFORM_ANDROID)
CORE.Window.screen.width = width;
CORE.Window.screen.height = height;
CORE.Window.currentFbo.width = width;
CORE.Window.currentFbo.height = height;
// Set desired windows flags before initializing anything
ANativeActivity_setWindowFlags(CORE.Android.app->activity, AWINDOW_FLAG_FULLSCREEN, 0); //AWINDOW_FLAG_SCALED, AWINDOW_FLAG_DITHER
int orientation = AConfiguration_getOrientation(CORE.Android.app->config);
if (orientation == ACONFIGURATION_ORIENTATION_PORT) TRACELOG(LOG_INFO, "ANDROID: Window orientation set as portrait");
else if (orientation == ACONFIGURATION_ORIENTATION_LAND) TRACELOG(LOG_INFO, "ANDROID: Window orientation set as landscape");
// TODO: Automatic orientation doesn't seem to work
if (width <= height)
{
AConfiguration_setOrientation(CORE.Android.app->config, ACONFIGURATION_ORIENTATION_PORT);
TRACELOG(LOG_WARNING, "ANDROID: Window orientation changed to portrait");
}
else
{
AConfiguration_setOrientation(CORE.Android.app->config, ACONFIGURATION_ORIENTATION_LAND);
TRACELOG(LOG_WARNING, "ANDROID: Window orientation changed to landscape");
}
//AConfiguration_getDensity(CORE.Android.app->config);
//AConfiguration_getKeyboard(CORE.Android.app->config);
//AConfiguration_getScreenSize(CORE.Android.app->config);
//AConfiguration_getScreenLong(CORE.Android.app->config);
// Initialize App command system
// NOTE: On APP_CMD_INIT_WINDOW -> InitGraphicsDevice(), InitTimer(), LoadFontDefault()...
CORE.Android.app->onAppCmd = AndroidCommandCallback;
// Initialize input events system
CORE.Android.app->onInputEvent = AndroidInputCallback;
// Initialize assets manager
InitAssetManager(CORE.Android.app->activity->assetManager, CORE.Android.app->activity->internalDataPath);
// Initialize base path for storage
CORE.Storage.basePath = CORE.Android.app->activity->internalDataPath;
TRACELOG(LOG_INFO, "ANDROID: App initialized successfully");
// Android ALooper_pollAll() variables
int pollResult = 0;
int pollEvents = 0;
// Wait for window to be initialized (display and context)
while (!CORE.Window.ready)
{
// Process events loop
while ((pollResult = ALooper_pollAll(0, NULL, &pollEvents, (void**)&CORE.Android.source)) >= 0)
{
// Process this event
if (CORE.Android.source != NULL) CORE.Android.source->process(CORE.Android.app, CORE.Android.source);
// NOTE: Never close window, native activity is controlled by the system!
//if (CORE.Android.app->destroyRequested != 0) CORE.Window.shouldClose = true;
}
}
#endif
#if defined(PLATFORM_DESKTOP) || defined(PLATFORM_WEB) || defined(PLATFORM_DRM)
// Initialize graphics device (display device and OpenGL context)
// NOTE: returns true if window and graphic device has been initialized successfully
CORE.Window.ready = InitGraphicsDevice(width, height);
// If graphic device is no properly initialized, we end program
if (!CORE.Window.ready)
{
TRACELOG(LOG_FATAL, "Failed to initialize Graphic Device");
return;
}
else SetWindowPosition(GetMonitorWidth(GetCurrentMonitor())/2 - CORE.Window.screen.width/2, GetMonitorHeight(GetCurrentMonitor())/2 - CORE.Window.screen.height/2);
// Initialize hi-res timer
InitTimer();
// Initialize random seed
srand((unsigned int)time(NULL));
// Initialize base path for storage
CORE.Storage.basePath = GetWorkingDirectory();
#if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT)
// Load default font
// WARNING: External function: Module required: rtext
LoadFontDefault();
#if defined(SUPPORT_MODULE_RSHAPES)
// Set font white rectangle for shapes drawing, so shapes and text can be batched together
// WARNING: rshapes module is required, if not available, default internal white rectangle is used
Rectangle rec = GetFontDefault().recs[95];
if (CORE.Window.flags & FLAG_MSAA_4X_HINT)
{
// NOTE: We try to maxime rec padding to avoid pixel bleeding on MSAA filtering
SetShapesTexture(GetFontDefault().texture, (Rectangle){ rec.x + 2, rec.y + 2, 1, 1 });
}
else
{
// NOTE: We set up a 1px padding on char rectangle to avoid pixel bleeding
SetShapesTexture(GetFontDefault().texture, (Rectangle){ rec.x + 1, rec.y + 1, rec.width - 2, rec.height - 2 });
}
#endif
#else
#if defined(SUPPORT_MODULE_RSHAPES)
// Set default texture and rectangle to be used for shapes drawing
// NOTE: rlgl default texture is a 1x1 pixel UNCOMPRESSED_R8G8B8A8
Texture2D texture = { rlGetTextureIdDefault(), 1, 1, 1, PIXELFORMAT_UNCOMPRESSED_R8G8B8A8 };
SetShapesTexture(texture, (Rectangle){ 0.0f, 0.0f, 1.0f, 1.0f }); // WARNING: Module required: rshapes
#endif
#endif
#if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT)
if ((CORE.Window.flags & FLAG_WINDOW_HIGHDPI) > 0)
{
// Set default font texture filter for HighDPI (blurry)
// RL_TEXTURE_FILTER_LINEAR - tex filter: BILINEAR, no mipmaps
rlTextureParameters(GetFontDefault().texture.id, RL_TEXTURE_MIN_FILTER, RL_TEXTURE_FILTER_LINEAR);
rlTextureParameters(GetFontDefault().texture.id, RL_TEXTURE_MAG_FILTER, RL_TEXTURE_FILTER_LINEAR);
}
#endif
#if defined(PLATFORM_DRM)
// Initialize raw input system
InitEvdevInput(); // Evdev inputs initialization
InitGamepad(); // Gamepad init
InitKeyboard(); // Keyboard init (stdin)
#endif
#if defined(PLATFORM_WEB)
// Setup callback functions for the DOM events
emscripten_set_fullscreenchange_callback("#canvas", NULL, 1, EmscriptenFullscreenChangeCallback);
// WARNING: Below resize code was breaking fullscreen mode for sample games and examples, it needs review
// Check fullscreen change events(note this is done on the window since most browsers don't support this on #canvas)
//emscripten_set_fullscreenchange_callback(EMSCRIPTEN_EVENT_TARGET_WINDOW, NULL, 1, EmscriptenResizeCallback);
// Check Resize event (note this is done on the window since most browsers don't support this on #canvas)
//emscripten_set_resize_callback(EMSCRIPTEN_EVENT_TARGET_WINDOW, NULL, 1, EmscriptenResizeCallback);
// Trigger this once to get initial window sizing
//EmscriptenResizeCallback(EMSCRIPTEN_EVENT_RESIZE, NULL, NULL);
// Support keyboard events -> Not used, GLFW.JS takes care of that
//emscripten_set_keypress_callback("#canvas", NULL, 1, EmscriptenKeyboardCallback);
//emscripten_set_keydown_callback("#canvas", NULL, 1, EmscriptenKeyboardCallback);
// Support mouse events
emscripten_set_click_callback("#canvas", NULL, 1, EmscriptenMouseCallback);
// Support touch events
emscripten_set_touchstart_callback("#canvas", NULL, 1, EmscriptenTouchCallback);
emscripten_set_touchend_callback("#canvas", NULL, 1, EmscriptenTouchCallback);
emscripten_set_touchmove_callback("#canvas", NULL, 1, EmscriptenTouchCallback);
emscripten_set_touchcancel_callback("#canvas", NULL, 1, EmscriptenTouchCallback);
// Support gamepad events (not provided by GLFW3 on emscripten)
emscripten_set_gamepadconnected_callback(NULL, 1, EmscriptenGamepadCallback);
emscripten_set_gamepaddisconnected_callback(NULL, 1, EmscriptenGamepadCallback);
#endif
#if defined(SUPPORT_EVENTS_AUTOMATION)
events = (AutomationEvent *)RL_CALLOC(MAX_CODE_AUTOMATION_EVENTS, sizeof(AutomationEvent));
CORE.Time.frameCounter = 0;
#endif
#endif // PLATFORM_DESKTOP || PLATFORM_WEB || PLATFORM_DRM
}
// Close window and unload OpenGL context
void CloseWindow(void)
{
@ -6150,146 +5673,6 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event)
}
#endif
#if defined(PLATFORM_WEB)
// Register fullscreen change events
static EM_BOOL EmscriptenFullscreenChangeCallback(int eventType, const EmscriptenFullscreenChangeEvent *event, void *userData)
{
// TODO: Implement EmscriptenFullscreenChangeCallback()?
return 1; // The event was consumed by the callback handler
}
// Register window resize event
static EM_BOOL EmscriptenWindowResizedCallback(int eventType, const EmscriptenUiEvent *event, void *userData)
{
// TODO: Implement EmscriptenWindowResizedCallback()?
return 1; // The event was consumed by the callback handler
}
EM_JS(int, GetCanvasWidth, (), { return canvas.clientWidth; });
EM_JS(int, GetCanvasHeight, (), { return canvas.clientHeight; });
// Register DOM element resize event
static EM_BOOL EmscriptenResizeCallback(int eventType, const EmscriptenUiEvent *event, void *userData)
{
// Don't resize non-resizeable windows
if ((CORE.Window.flags & FLAG_WINDOW_RESIZABLE) == 0) return 1;
// This event is called whenever the window changes sizes,
// so the size of the canvas object is explicitly retrieved below
int width = GetCanvasWidth();
int height = GetCanvasHeight();
emscripten_set_canvas_element_size("#canvas",width,height);
SetupViewport(width, height); // Reset viewport and projection matrix for new size
CORE.Window.currentFbo.width = width;
CORE.Window.currentFbo.height = height;
CORE.Window.resizedLastFrame = true;
if (IsWindowFullscreen()) return 1;
// Set current screen size
CORE.Window.screen.width = width;
CORE.Window.screen.height = height;
// NOTE: Postprocessing texture is not scaled to new size
return 0;
}
// Register mouse input events
static EM_BOOL EmscriptenMouseCallback(int eventType, const EmscriptenMouseEvent *mouseEvent, void *userData)
{
// This is only for registering mouse click events with emscripten and doesn't need to do anything
return 1; // The event was consumed by the callback handler
}
// Register connected/disconnected gamepads events
static EM_BOOL EmscriptenGamepadCallback(int eventType, const EmscriptenGamepadEvent *gamepadEvent, void *userData)
{
/*
TRACELOGD("%s: timeStamp: %g, connected: %d, index: %ld, numAxes: %d, numButtons: %d, id: \"%s\", mapping: \"%s\"",
eventType != 0? emscripten_event_type_to_string(eventType) : "Gamepad state",
gamepadEvent->timestamp, gamepadEvent->connected, gamepadEvent->index, gamepadEvent->numAxes, gamepadEvent->numButtons, gamepadEvent->id, gamepadEvent->mapping);
for (int i = 0; i < gamepadEvent->numAxes; ++i) TRACELOGD("Axis %d: %g", i, gamepadEvent->axis[i]);
for (int i = 0; i < gamepadEvent->numButtons; ++i) TRACELOGD("Button %d: Digital: %d, Analog: %g", i, gamepadEvent->digitalButton[i], gamepadEvent->analogButton[i]);
*/
if ((gamepadEvent->connected) && (gamepadEvent->index < MAX_GAMEPADS))
{
CORE.Input.Gamepad.ready[gamepadEvent->index] = true;
sprintf(CORE.Input.Gamepad.name[gamepadEvent->index],"%s",gamepadEvent->id);
}
else CORE.Input.Gamepad.ready[gamepadEvent->index] = false;
return 1; // The event was consumed by the callback handler
}
// Register touch input events
static EM_BOOL EmscriptenTouchCallback(int eventType, const EmscriptenTouchEvent *touchEvent, void *userData)
{
// Register touch points count
CORE.Input.Touch.pointCount = touchEvent->numTouches;
double canvasWidth = 0.0;
double canvasHeight = 0.0;
// NOTE: emscripten_get_canvas_element_size() returns canvas.width and canvas.height but
// we are looking for actual CSS size: canvas.style.width and canvas.style.height
//EMSCRIPTEN_RESULT res = emscripten_get_canvas_element_size("#canvas", &canvasWidth, &canvasHeight);
emscripten_get_element_css_size("#canvas", &canvasWidth, &canvasHeight);
for (int i = 0; (i < CORE.Input.Touch.pointCount) && (i < MAX_TOUCH_POINTS); i++)
{
// Register touch points id
CORE.Input.Touch.pointId[i] = touchEvent->touches[i].identifier;
// Register touch points position
CORE.Input.Touch.position[i] = (Vector2){ touchEvent->touches[i].targetX, touchEvent->touches[i].targetY };
// Normalize gestureEvent.position[x] for CORE.Window.screen.width and CORE.Window.screen.height
CORE.Input.Touch.position[i].x *= ((float)GetScreenWidth()/(float)canvasWidth);
CORE.Input.Touch.position[i].y *= ((float)GetScreenHeight()/(float)canvasHeight);
if (eventType == EMSCRIPTEN_EVENT_TOUCHSTART) CORE.Input.Touch.currentTouchState[i] = 1;
else if (eventType == EMSCRIPTEN_EVENT_TOUCHEND) CORE.Input.Touch.currentTouchState[i] = 0;
}
#if defined(SUPPORT_GESTURES_SYSTEM) // PLATFORM_WEB
GestureEvent gestureEvent = { 0 };
gestureEvent.pointCount = CORE.Input.Touch.pointCount;
// Register touch actions
if (eventType == EMSCRIPTEN_EVENT_TOUCHSTART) gestureEvent.touchAction = TOUCH_ACTION_DOWN;
else if (eventType == EMSCRIPTEN_EVENT_TOUCHEND) gestureEvent.touchAction = TOUCH_ACTION_UP;
else if (eventType == EMSCRIPTEN_EVENT_TOUCHMOVE) gestureEvent.touchAction = TOUCH_ACTION_MOVE;
else if (eventType == EMSCRIPTEN_EVENT_TOUCHCANCEL) gestureEvent.touchAction = TOUCH_ACTION_CANCEL;
for (int i = 0; (i < gestureEvent.pointCount) && (i < MAX_TOUCH_POINTS); i++)
{
gestureEvent.pointId[i] = CORE.Input.Touch.pointId[i];
gestureEvent.position[i] = CORE.Input.Touch.position[i];
// Normalize gestureEvent.position[i]
gestureEvent.position[i].x /= (float)GetScreenWidth();
gestureEvent.position[i].y /= (float)GetScreenHeight();
}
// Gesture data is sent to gestures system for processing
ProcessGestureEvent(gestureEvent);
// Reset the pointCount for web, if it was the last Touch End event
if (eventType == EMSCRIPTEN_EVENT_TOUCHEND && CORE.Input.Touch.pointCount == 1) CORE.Input.Touch.pointCount = 0;
#endif
return 1; // The event was consumed by the callback handler
}
#endif
#if defined(PLATFORM_DRM)
// Initialize Keyboard system (using standard input)
static void InitKeyboard(void)

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#ifndef RCORE_H
#define RCORE_H
// PROVIDE A HEADER TO BE USED BY ALL THE rcore_* IMPLEMENTATIONS.
/*
Status:
InitWindow: DRM,
*/
#include "raylib.h"
//----------------------------------------------------------------------------------
// Defines and Macros
//----------------------------------------------------------------------------------
#if defined(PLATFORM_DRM)
#define USE_LAST_TOUCH_DEVICE // When multiple touchscreens are connected, only use the one with the highest event<N> number
#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
#endif
#ifndef MAX_FILEPATH_CAPACITY
#define MAX_FILEPATH_CAPACITY 8192 // Maximum capacity for filepath
#endif
#ifndef MAX_FILEPATH_LENGTH
#define MAX_FILEPATH_LENGTH 4096 // Maximum length for filepaths (Linux PATH_MAX default value)
#endif
#ifndef MAX_KEYBOARD_KEYS
#define MAX_KEYBOARD_KEYS 512 // Maximum number of keyboard keys supported
#endif
#ifndef MAX_MOUSE_BUTTONS
#define MAX_MOUSE_BUTTONS 8 // Maximum number of mouse buttons supported
#endif
#ifndef MAX_GAMEPADS
#define MAX_GAMEPADS 4 // Maximum number of gamepads supported
#endif
#ifndef MAX_GAMEPAD_AXIS
#define MAX_GAMEPAD_AXIS 8 // Maximum number of axis supported (per gamepad)
#endif
#ifndef MAX_GAMEPAD_BUTTONS
#define MAX_GAMEPAD_BUTTONS 32 // Maximum number of buttons supported (per gamepad)
#endif
#ifndef MAX_TOUCH_POINTS
#define MAX_TOUCH_POINTS 8 // Maximum number of touch points supported
#endif
#ifndef MAX_KEY_PRESSED_QUEUE
#define MAX_KEY_PRESSED_QUEUE 16 // Maximum number of keys in the key input queue
#endif
#ifndef MAX_CHAR_PRESSED_QUEUE
#define MAX_CHAR_PRESSED_QUEUE 16 // Maximum number of characters in the char input queue
#endif
#ifndef MAX_DECOMPRESSION_SIZE
#define MAX_DECOMPRESSION_SIZE 64 // Maximum size allocated for decompression in MB
#endif
// Flags operation macros
#define FLAG_SET(n, f) ((n) |= (f))
#define FLAG_CLEAR(n, f) ((n) &= ~(f))
#define FLAG_TOGGLE(n, f) ((n) ^= (f))
#define FLAG_CHECK(n, f) ((n) & (f))
//----------------------------------------------------------------------------------
// Types and Structures Definition
//----------------------------------------------------------------------------------
typedef struct { int x; int y; } Point;
typedef struct { unsigned int width; unsigned int height; } Size;
// Core global state context data
typedef struct CoreData {
struct {
#if defined(PLATFORM_DESKTOP) || defined(PLATFORM_WEB)
GLFWwindow *handle; // GLFW window handle (graphic device)
#endif
#if defined(PLATFORM_ANDROID) || defined(PLATFORM_DRM)
#if defined(PLATFORM_DRM)
int fd; // File descriptor for /dev/dri/...
drmModeConnector *connector; // Direct Rendering Manager (DRM) mode connector
drmModeCrtc *crtc; // CRT Controller
int modeIndex; // Index of the used mode of connector->modes
struct gbm_device *gbmDevice; // GBM device
struct gbm_surface *gbmSurface; // GBM surface
struct gbm_bo *prevBO; // Previous GBM buffer object (during frame swapping)
uint32_t prevFB; // Previous GBM framebufer (during frame swapping)
#endif // PLATFORM_DRM
EGLDisplay device; // Native display device (physical screen connection)
EGLSurface surface; // Surface to draw on, framebuffers (connected to context)
EGLContext context; // Graphic context, mode in which drawing can be done
EGLConfig config; // Graphic config
#endif
const char *title; // Window text title const pointer
unsigned int flags; // Configuration flags (bit based), keeps window state
bool ready; // Check if window has been initialized successfully
bool fullscreen; // Check if fullscreen mode is enabled
bool shouldClose; // Check if window set for closing
bool resizedLastFrame; // Check if window has been resized last frame
bool eventWaiting; // Wait for events before ending frame
Point position; // Window position (required on fullscreen toggle)
Point previousPosition; // Window previous position (required on borderless windowed toggle)
Size display; // Display width and height (monitor, device-screen, LCD, ...)
Size screen; // Screen width and height (used render area)
Size previousScreen; // Screen previous width and height (required on borderless windowed toggle)
Size currentFbo; // Current render width and height (depends on active fbo)
Size render; // Framebuffer width and height (render area, including black bars if required)
Point renderOffset; // Offset from render area (must be divided by 2)
Matrix screenScale; // Matrix to scale screen (framebuffer rendering)
char **dropFilepaths; // Store dropped files paths pointers (provided by GLFW)
unsigned int dropFileCount; // Count dropped files strings
} Window;
#if defined(PLATFORM_ANDROID)
struct {
bool appEnabled; // Flag to detect if app is active ** = true
struct android_app *app; // Android activity
struct android_poll_source *source; // Android events polling source
bool contextRebindRequired; // Used to know context rebind required
} Android;
#endif
struct {
const char *basePath; // Base path for data storage
} Storage;
struct {
#if defined(PLATFORM_DRM)
InputEventWorker eventWorker[10]; // List of worker threads for every monitored "/dev/input/event<N>"
#endif
struct {
int exitKey; // Default exit key
char currentKeyState[MAX_KEYBOARD_KEYS]; // Registers current frame key state
char previousKeyState[MAX_KEYBOARD_KEYS]; // Registers previous frame key state
// NOTE: Since key press logic involves comparing prev vs cur key state, we need to handle key repeats specially
char keyRepeatInFrame[MAX_KEYBOARD_KEYS]; // Registers key repeats for current frame.
int keyPressedQueue[MAX_KEY_PRESSED_QUEUE]; // Input keys queue
int keyPressedQueueCount; // Input keys queue count
int charPressedQueue[MAX_CHAR_PRESSED_QUEUE]; // Input characters queue (unicode)
int charPressedQueueCount; // Input characters queue count
#if defined(PLATFORM_DRM)
int defaultMode; // Default keyboard mode
#if defined(SUPPORT_SSH_KEYBOARD_RPI)
bool evtMode; // Keyboard in event mode
#endif
int defaultFileFlags; // Default IO file flags
struct termios defaultSettings; // Default keyboard settings
int fd; // File descriptor for the evdev keyboard
#endif
} Keyboard;
struct {
Vector2 offset; // Mouse offset
Vector2 scale; // Mouse scaling
Vector2 currentPosition; // Mouse position on screen
Vector2 previousPosition; // Previous mouse position
int cursor; // Tracks current mouse cursor
bool cursorHidden; // Track if cursor is hidden
bool cursorOnScreen; // Tracks if cursor is inside client area
char currentButtonState[MAX_MOUSE_BUTTONS]; // Registers current mouse button state
char previousButtonState[MAX_MOUSE_BUTTONS]; // Registers previous mouse button state
Vector2 currentWheelMove; // Registers current mouse wheel variation
Vector2 previousWheelMove; // Registers previous mouse wheel variation
#if defined(PLATFORM_DRM)
Vector2 eventWheelMove; // Registers the event mouse wheel variation
// NOTE: currentButtonState[] can't be written directly due to multithreading, app could miss the update
char currentButtonStateEvdev[MAX_MOUSE_BUTTONS]; // Holds the new mouse state for the next polling event to grab
#endif
} Mouse;
struct {
int pointCount; // Number of touch points active
int pointId[MAX_TOUCH_POINTS]; // Point identifiers
Vector2 position[MAX_TOUCH_POINTS]; // Touch position on screen
char currentTouchState[MAX_TOUCH_POINTS]; // Registers current touch state
char previousTouchState[MAX_TOUCH_POINTS]; // Registers previous touch state
} Touch;
struct {
int lastButtonPressed; // Register last gamepad button pressed
int axisCount; // 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
char previousButtonState[MAX_GAMEPADS][MAX_GAMEPAD_BUTTONS]; // Previous gamepad buttons state
float axisState[MAX_GAMEPADS][MAX_GAMEPAD_AXIS]; // Gamepad axis state
#if defined(PLATFORM_DRM)
pthread_t threadId; // Gamepad reading thread id
int streamId[MAX_GAMEPADS]; // Gamepad device file descriptor
#endif
} Gamepad;
} Input;
struct {
double current; // Current time measure
double previous; // Previous time measure
double update; // Time measure for frame update
double draw; // Time measure for frame draw
double frame; // Time measure for one frame
double target; // Desired time for one frame, if 0 not applied
#if defined(PLATFORM_ANDROID) || defined(PLATFORM_DRM)
unsigned long long int base; // Base time measure for hi-res timer
#endif
unsigned int frameCounter; // Frame counter
} Time;
} CoreData;
//----------------------------------------------------------------------------------
// Global Variables Definition
//----------------------------------------------------------------------------------
extern CoreData CORE;
#endif

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#include <stdlib.h>
#include "raylib.h"
#include "rcore.h"
//#include <android/sensor.h> // Required for: Android sensors functions (accelerometer, gyroscope, light...)
#include <android/window.h> // Required for: AWINDOW_FLAG_FULLSCREEN definition and others
#include <android_native_app_glue.h> // Required for: android_app struct and activity management
#include <jni.h> // Required for: JNIEnv and JavaVM [Used in OpenURL()]
#include <EGL/egl.h> // Native platform windowing system interface
//#include <GLES2/gl2.h> // OpenGL ES 2.0 library (not required in this module, only in rlgl)
// Initialize window and OpenGL context
// NOTE: data parameter could be used to pass any kind of required data to the initialization
void InitWindow(int width, int height, const char *title)
{
TRACELOG(LOG_INFO, "Initializing raylib %s", RAYLIB_VERSION);
TRACELOG(LOG_INFO, "Supported raylib modules:");
TRACELOG(LOG_INFO, " > rcore:..... loaded (mandatory)");
TRACELOG(LOG_INFO, " > rlgl:...... loaded (mandatory)");
#if defined(SUPPORT_MODULE_RSHAPES)
TRACELOG(LOG_INFO, " > rshapes:... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rshapes:... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RTEXTURES)
TRACELOG(LOG_INFO, " > rtextures:. loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rtextures:. not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RTEXT)
TRACELOG(LOG_INFO, " > rtext:..... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rtext:..... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RMODELS)
TRACELOG(LOG_INFO, " > rmodels:... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rmodels:... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RAUDIO)
TRACELOG(LOG_INFO, " > raudio:.... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > raudio:.... not loaded (optional)");
#endif
if ((title != NULL) && (title[0] != 0)) CORE.Window.title = title;
// Initialize global input state
memset(&CORE.Input, 0, sizeof(CORE.Input));
CORE.Input.Keyboard.exitKey = KEY_ESCAPE;
CORE.Input.Mouse.scale = (Vector2){ 1.0f, 1.0f };
CORE.Input.Mouse.cursor = MOUSE_CURSOR_ARROW;
CORE.Input.Gamepad.lastButtonPressed = 0; // GAMEPAD_BUTTON_UNKNOWN
#if defined(SUPPORT_EVENTS_WAITING)
CORE.Window.eventWaiting = true;
#endif
CORE.Window.screen.width = width;
CORE.Window.screen.height = height;
CORE.Window.currentFbo.width = width;
CORE.Window.currentFbo.height = height;
// Set desired windows flags before initializing anything
ANativeActivity_setWindowFlags(CORE.Android.app->activity, AWINDOW_FLAG_FULLSCREEN, 0); //AWINDOW_FLAG_SCALED, AWINDOW_FLAG_DITHER
int orientation = AConfiguration_getOrientation(CORE.Android.app->config);
if (orientation == ACONFIGURATION_ORIENTATION_PORT) TRACELOG(LOG_INFO, "ANDROID: Window orientation set as portrait");
else if (orientation == ACONFIGURATION_ORIENTATION_LAND) TRACELOG(LOG_INFO, "ANDROID: Window orientation set as landscape");
// TODO: Automatic orientation doesn't seem to work
if (width <= height)
{
AConfiguration_setOrientation(CORE.Android.app->config, ACONFIGURATION_ORIENTATION_PORT);
TRACELOG(LOG_WARNING, "ANDROID: Window orientation changed to portrait");
}
else
{
AConfiguration_setOrientation(CORE.Android.app->config, ACONFIGURATION_ORIENTATION_LAND);
TRACELOG(LOG_WARNING, "ANDROID: Window orientation changed to landscape");
}
//AConfiguration_getDensity(CORE.Android.app->config);
//AConfiguration_getKeyboard(CORE.Android.app->config);
//AConfiguration_getScreenSize(CORE.Android.app->config);
//AConfiguration_getScreenLong(CORE.Android.app->config);
// Initialize App command system
// NOTE: On APP_CMD_INIT_WINDOW -> InitGraphicsDevice(), InitTimer(), LoadFontDefault()...
CORE.Android.app->onAppCmd = AndroidCommandCallback;
// Initialize input events system
CORE.Android.app->onInputEvent = AndroidInputCallback;
// Initialize assets manager
InitAssetManager(CORE.Android.app->activity->assetManager, CORE.Android.app->activity->internalDataPath);
// Initialize base path for storage
CORE.Storage.basePath = CORE.Android.app->activity->internalDataPath;
TRACELOG(LOG_INFO, "ANDROID: App initialized successfully");
// Android ALooper_pollAll() variables
int pollResult = 0;
int pollEvents = 0;
// Wait for window to be initialized (display and context)
while (!CORE.Window.ready)
{
// Process events loop
while ((pollResult = ALooper_pollAll(0, NULL, &pollEvents, (void**)&CORE.Android.source)) >= 0)
{
// Process this event
if (CORE.Android.source != NULL) CORE.Android.source->process(CORE.Android.app, CORE.Android.source);
// NOTE: Never close window, native activity is controlled by the system!
//if (CORE.Android.app->destroyRequested != 0) CORE.Window.shouldClose = true;
}
}
}

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#include <stdlib.h>
#include "raylib.h"
#include "rcore.h"
// Initialize window and OpenGL context
// NOTE: data parameter could be used to pass any kind of required data to the initialization
void InitWindow(int width, int height, const char *title)
{
TRACELOG(LOG_INFO, "Initializing raylib %s", RAYLIB_VERSION);
TRACELOG(LOG_INFO, "Supported raylib modules:");
TRACELOG(LOG_INFO, " > rcore:..... loaded (mandatory)");
TRACELOG(LOG_INFO, " > rlgl:...... loaded (mandatory)");
#if defined(SUPPORT_MODULE_RSHAPES)
TRACELOG(LOG_INFO, " > rshapes:... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rshapes:... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RTEXTURES)
TRACELOG(LOG_INFO, " > rtextures:. loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rtextures:. not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RTEXT)
TRACELOG(LOG_INFO, " > rtext:..... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rtext:..... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RMODELS)
TRACELOG(LOG_INFO, " > rmodels:... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rmodels:... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RAUDIO)
TRACELOG(LOG_INFO, " > raudio:.... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > raudio:.... not loaded (optional)");
#endif
if ((title != NULL) && (title[0] != 0)) CORE.Window.title = title;
// Initialize global input state
memset(&CORE.Input, 0, sizeof(CORE.Input));
CORE.Input.Keyboard.exitKey = KEY_ESCAPE;
CORE.Input.Mouse.scale = (Vector2){ 1.0f, 1.0f };
CORE.Input.Mouse.cursor = MOUSE_CURSOR_ARROW;
CORE.Input.Gamepad.lastButtonPressed = 0; // GAMEPAD_BUTTON_UNKNOWN
#if defined(SUPPORT_EVENTS_WAITING)
CORE.Window.eventWaiting = true;
#endif
// Initialize graphics device (display device and OpenGL context)
// NOTE: returns true if window and graphic device has been initialized successfully
CORE.Window.ready = InitGraphicsDevice(width, height);
// If graphic device is no properly initialized, we end program
if (!CORE.Window.ready)
{
TRACELOG(LOG_FATAL, "Failed to initialize Graphic Device");
return;
}
else SetWindowPosition(GetMonitorWidth(GetCurrentMonitor())/2 - CORE.Window.screen.width/2, GetMonitorHeight(GetCurrentMonitor())/2 - CORE.Window.screen.height/2);
// Initialize hi-res timer
InitTimer();
// Initialize random seed
srand((unsigned int)time(NULL));
// Initialize base path for storage
CORE.Storage.basePath = GetWorkingDirectory();
#if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT)
// Load default font
// WARNING: External function: Module required: rtext
LoadFontDefault();
#if defined(SUPPORT_MODULE_RSHAPES)
// Set font white rectangle for shapes drawing, so shapes and text can be batched together
// WARNING: rshapes module is required, if not available, default internal white rectangle is used
Rectangle rec = GetFontDefault().recs[95];
if (CORE.Window.flags & FLAG_MSAA_4X_HINT)
{
// NOTE: We try to maxime rec padding to avoid pixel bleeding on MSAA filtering
SetShapesTexture(GetFontDefault().texture, (Rectangle){ rec.x + 2, rec.y + 2, 1, 1 });
}
else
{
// NOTE: We set up a 1px padding on char rectangle to avoid pixel bleeding
SetShapesTexture(GetFontDefault().texture, (Rectangle){ rec.x + 1, rec.y + 1, rec.width - 2, rec.height - 2 });
}
#endif
#else
#if defined(SUPPORT_MODULE_RSHAPES)
// Set default texture and rectangle to be used for shapes drawing
// NOTE: rlgl default texture is a 1x1 pixel UNCOMPRESSED_R8G8B8A8
Texture2D texture = { rlGetTextureIdDefault(), 1, 1, 1, PIXELFORMAT_UNCOMPRESSED_R8G8B8A8 };
SetShapesTexture(texture, (Rectangle){ 0.0f, 0.0f, 1.0f, 1.0f }); // WARNING: Module required: rshapes
#endif
#endif
#if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT)
if ((CORE.Window.flags & FLAG_WINDOW_HIGHDPI) > 0)
{
// Set default font texture filter for HighDPI (blurry)
// RL_TEXTURE_FILTER_LINEAR - tex filter: BILINEAR, no mipmaps
rlTextureParameters(GetFontDefault().texture.id, RL_TEXTURE_MIN_FILTER, RL_TEXTURE_FILTER_LINEAR);
rlTextureParameters(GetFontDefault().texture.id, RL_TEXTURE_MAG_FILTER, RL_TEXTURE_FILTER_LINEAR);
}
#endif
#if defined(SUPPORT_EVENTS_AUTOMATION)
events = (AutomationEvent *)RL_CALLOC(MAX_CODE_AUTOMATION_EVENTS, sizeof(AutomationEvent));
CORE.Time.frameCounter = 0;
#endif
}

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#include <stdlib.h>
#include "raylib.h"
#include "rcore.h"
#include <fcntl.h> // POSIX file control definitions - open(), creat(), fcntl()
#include <unistd.h> // POSIX standard function definitions - read(), close(), STDIN_FILENO
#include <termios.h> // POSIX terminal control definitions - tcgetattr(), tcsetattr()
#include <pthread.h> // POSIX threads management (inputs reading)
#include <dirent.h> // POSIX directory browsing
#include <sys/ioctl.h> // Required for: ioctl() - UNIX System call for device-specific input/output operations
#include <linux/kd.h> // Linux: KDSKBMODE, K_MEDIUMRAM constants definition
#include <linux/input.h> // Linux: Keycodes constants definition (KEY_A, ...)
#include <linux/joystick.h> // Linux: Joystick support library
#include <gbm.h> // Generic Buffer Management (native platform for EGL on DRM)
#include <xf86drm.h> // Direct Rendering Manager user-level library interface
#include <xf86drmMode.h> // Direct Rendering Manager mode setting (KMS) interface
#include "EGL/egl.h" // Native platform windowing system interface
#include "EGL/eglext.h" // EGL extensions
typedef struct
{
pthread_t threadId; // Event reading thread id
int fd; // File descriptor to the device it is assigned to
int eventNum; // Number of 'event<N>' device
Rectangle absRange; // Range of values for absolute pointing devices (touchscreens)
int touchSlot; // Hold the touch slot number of the currently being sent multitouch block
bool isMouse; // True if device supports relative X Y movements
bool isTouch; // True if device supports absolute X Y movements and has BTN_TOUCH
bool isMultitouch; // True if device supports multiple absolute movevents and has BTN_TOUCH
bool isKeyboard; // True if device has letter keycodes
bool isGamepad; // True if device has gamepad buttons
} InputEventWorker;
// Initialize window and OpenGL context
// NOTE: data parameter could be used to pass any kind of required data to the initialization
void InitWindow(int width, int height, const char *title)
{
TRACELOG(LOG_INFO, "Initializing raylib %s", RAYLIB_VERSION);
TRACELOG(LOG_INFO, "Supported raylib modules:");
TRACELOG(LOG_INFO, " > rcore:..... loaded (mandatory)");
TRACELOG(LOG_INFO, " > rlgl:...... loaded (mandatory)");
#if defined(SUPPORT_MODULE_RSHAPES)
TRACELOG(LOG_INFO, " > rshapes:... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rshapes:... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RTEXTURES)
TRACELOG(LOG_INFO, " > rtextures:. loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rtextures:. not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RTEXT)
TRACELOG(LOG_INFO, " > rtext:..... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rtext:..... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RMODELS)
TRACELOG(LOG_INFO, " > rmodels:... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rmodels:... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RAUDIO)
TRACELOG(LOG_INFO, " > raudio:.... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > raudio:.... not loaded (optional)");
#endif
if ((title != NULL) && (title[0] != 0))
CORE.Window.title = title;
// Initialize global input state
memset(&CORE.Input, 0, sizeof(CORE.Input));
CORE.Input.Keyboard.exitKey = KEY_ESCAPE;
CORE.Input.Mouse.scale = (Vector2){1.0f, 1.0f};
CORE.Input.Mouse.cursor = MOUSE_CURSOR_ARROW;
CORE.Input.Gamepad.lastButtonPressed = 0; // GAMEPAD_BUTTON_UNKNOWN
#if defined(SUPPORT_EVENTS_WAITING)
CORE.Window.eventWaiting = true;
#endif
// Initialize graphics device (display device and OpenGL context)
// NOTE: returns true if window and graphic device has been initialized successfully
CORE.Window.ready = InitGraphicsDevice(width, height);
// If graphic device is no properly initialized, we end program
if (!CORE.Window.ready)
{
TRACELOG(LOG_FATAL, "Failed to initialize Graphic Device");
return;
}
else
SetWindowPosition(GetMonitorWidth(GetCurrentMonitor()) / 2 - CORE.Window.screen.width / 2, GetMonitorHeight(GetCurrentMonitor()) / 2 - CORE.Window.screen.height / 2);
// Initialize hi-res timer
InitTimer();
// Initialize random seed
srand((unsigned int)time(NULL));
// Initialize base path for storage
CORE.Storage.basePath = GetWorkingDirectory();
#if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT)
// Load default font
// WARNING: External function: Module required: rtext
LoadFontDefault();
#if defined(SUPPORT_MODULE_RSHAPES)
// Set font white rectangle for shapes drawing, so shapes and text can be batched together
// WARNING: rshapes module is required, if not available, default internal white rectangle is used
Rectangle rec = GetFontDefault().recs[95];
if (CORE.Window.flags & FLAG_MSAA_4X_HINT)
{
// NOTE: We try to maxime rec padding to avoid pixel bleeding on MSAA filtering
SetShapesTexture(GetFontDefault().texture, (Rectangle){rec.x + 2, rec.y + 2, 1, 1});
}
else
{
// NOTE: We set up a 1px padding on char rectangle to avoid pixel bleeding
SetShapesTexture(GetFontDefault().texture, (Rectangle){rec.x + 1, rec.y + 1, rec.width - 2, rec.height - 2});
}
#endif
#else
#if defined(SUPPORT_MODULE_RSHAPES)
// Set default texture and rectangle to be used for shapes drawing
// NOTE: rlgl default texture is a 1x1 pixel UNCOMPRESSED_R8G8B8A8
Texture2D texture = {rlGetTextureIdDefault(), 1, 1, 1, PIXELFORMAT_UNCOMPRESSED_R8G8B8A8};
SetShapesTexture(texture, (Rectangle){0.0f, 0.0f, 1.0f, 1.0f}); // WARNING: Module required: rshapes
#endif
#endif
#if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT)
if ((CORE.Window.flags & FLAG_WINDOW_HIGHDPI) > 0)
{
// Set default font texture filter for HighDPI (blurry)
// RL_TEXTURE_FILTER_LINEAR - tex filter: BILINEAR, no mipmaps
rlTextureParameters(GetFontDefault().texture.id, RL_TEXTURE_MIN_FILTER, RL_TEXTURE_FILTER_LINEAR);
rlTextureParameters(GetFontDefault().texture.id, RL_TEXTURE_MAG_FILTER, RL_TEXTURE_FILTER_LINEAR);
}
#endif
// Initialize raw input system
InitEvdevInput(); // Evdev inputs initialization
InitGamepad(); // Gamepad init
InitKeyboard(); // Keyboard init (stdin)
#if defined(SUPPORT_EVENTS_AUTOMATION)
events = (AutomationEvent *)RL_CALLOC(MAX_CODE_AUTOMATION_EVENTS, sizeof(AutomationEvent));
CORE.Time.frameCounter = 0;
#endif
}

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#include <stdlib.h>
#include "raylib.h"
#include "rcore.h"
#define GLFW_INCLUDE_ES2 // GLFW3: Enable OpenGL ES 2.0 (translated to WebGL)
//#define GLFW_INCLUDE_ES3 // GLFW3: Enable OpenGL ES 3.0 (transalted to WebGL2?)
#include "GLFW/glfw3.h" // GLFW3: Windows, OpenGL context and Input management
#include <sys/time.h> // Required for: timespec, nanosleep(), select() - POSIX
#include <emscripten/emscripten.h> // Emscripten functionality for C
#include <emscripten/html5.h> // Emscripten HTML5 library
static EM_BOOL EmscriptenFullscreenChangeCallback(int eventType, const EmscriptenFullscreenChangeEvent *event, void *userData);
static EM_BOOL EmscriptenWindowResizedCallback(int eventType, const EmscriptenUiEvent *event, void *userData);
static EM_BOOL EmscriptenResizeCallback(int eventType, const EmscriptenUiEvent *event, void *userData);
static EM_BOOL EmscriptenMouseCallback(int eventType, const EmscriptenMouseEvent *mouseEvent, void *userData);
static EM_BOOL EmscriptenTouchCallback(int eventType, const EmscriptenTouchEvent *touchEvent, void *userData);
static EM_BOOL EmscriptenGamepadCallback(int eventType, const EmscriptenGamepadEvent *gamepadEvent, void *userData);
// Initialize window and OpenGL context
// NOTE: data parameter could be used to pass any kind of required data to the initialization
void InitWindow(int width, int height, const char *title)
{
TRACELOG(LOG_INFO, "Initializing raylib %s", RAYLIB_VERSION);
TRACELOG(LOG_INFO, "Supported raylib modules:");
TRACELOG(LOG_INFO, " > rcore:..... loaded (mandatory)");
TRACELOG(LOG_INFO, " > rlgl:...... loaded (mandatory)");
#if defined(SUPPORT_MODULE_RSHAPES)
TRACELOG(LOG_INFO, " > rshapes:... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rshapes:... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RTEXTURES)
TRACELOG(LOG_INFO, " > rtextures:. loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rtextures:. not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RTEXT)
TRACELOG(LOG_INFO, " > rtext:..... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rtext:..... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RMODELS)
TRACELOG(LOG_INFO, " > rmodels:... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > rmodels:... not loaded (optional)");
#endif
#if defined(SUPPORT_MODULE_RAUDIO)
TRACELOG(LOG_INFO, " > raudio:.... loaded (optional)");
#else
TRACELOG(LOG_INFO, " > raudio:.... not loaded (optional)");
#endif
if ((title != NULL) && (title[0] != 0)) CORE.Window.title = title;
// Initialize global input state
memset(&CORE.Input, 0, sizeof(CORE.Input));
CORE.Input.Keyboard.exitKey = KEY_ESCAPE;
CORE.Input.Mouse.scale = (Vector2){ 1.0f, 1.0f };
CORE.Input.Mouse.cursor = MOUSE_CURSOR_ARROW;
CORE.Input.Gamepad.lastButtonPressed = 0; // GAMEPAD_BUTTON_UNKNOWN
#if defined(SUPPORT_EVENTS_WAITING)
CORE.Window.eventWaiting = true;
#endif
// Initialize graphics device (display device and OpenGL context)
// NOTE: returns true if window and graphic device has been initialized successfully
CORE.Window.ready = InitGraphicsDevice(width, height);
// If graphic device is no properly initialized, we end program
if (!CORE.Window.ready)
{
TRACELOG(LOG_FATAL, "Failed to initialize Graphic Device");
return;
}
else SetWindowPosition(GetMonitorWidth(GetCurrentMonitor())/2 - CORE.Window.screen.width/2, GetMonitorHeight(GetCurrentMonitor())/2 - CORE.Window.screen.height/2);
// Initialize hi-res timer
InitTimer();
// Initialize random seed
srand((unsigned int)time(NULL));
// Initialize base path for storage
CORE.Storage.basePath = GetWorkingDirectory();
#if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT)
// Load default font
// WARNING: External function: Module required: rtext
LoadFontDefault();
#if defined(SUPPORT_MODULE_RSHAPES)
// Set font white rectangle for shapes drawing, so shapes and text can be batched together
// WARNING: rshapes module is required, if not available, default internal white rectangle is used
Rectangle rec = GetFontDefault().recs[95];
if (CORE.Window.flags & FLAG_MSAA_4X_HINT)
{
// NOTE: We try to maxime rec padding to avoid pixel bleeding on MSAA filtering
SetShapesTexture(GetFontDefault().texture, (Rectangle){ rec.x + 2, rec.y + 2, 1, 1 });
}
else
{
// NOTE: We set up a 1px padding on char rectangle to avoid pixel bleeding
SetShapesTexture(GetFontDefault().texture, (Rectangle){ rec.x + 1, rec.y + 1, rec.width - 2, rec.height - 2 });
}
#endif
#else
#if defined(SUPPORT_MODULE_RSHAPES)
// Set default texture and rectangle to be used for shapes drawing
// NOTE: rlgl default texture is a 1x1 pixel UNCOMPRESSED_R8G8B8A8
Texture2D texture = { rlGetTextureIdDefault(), 1, 1, 1, PIXELFORMAT_UNCOMPRESSED_R8G8B8A8 };
SetShapesTexture(texture, (Rectangle){ 0.0f, 0.0f, 1.0f, 1.0f }); // WARNING: Module required: rshapes
#endif
#endif
#if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT)
if ((CORE.Window.flags & FLAG_WINDOW_HIGHDPI) > 0)
{
// Set default font texture filter for HighDPI (blurry)
// RL_TEXTURE_FILTER_LINEAR - tex filter: BILINEAR, no mipmaps
rlTextureParameters(GetFontDefault().texture.id, RL_TEXTURE_MIN_FILTER, RL_TEXTURE_FILTER_LINEAR);
rlTextureParameters(GetFontDefault().texture.id, RL_TEXTURE_MAG_FILTER, RL_TEXTURE_FILTER_LINEAR);
}
#endif
// Setup callback functions for the DOM events
emscripten_set_fullscreenchange_callback("#canvas", NULL, 1, EmscriptenFullscreenChangeCallback);
// WARNING: Below resize code was breaking fullscreen mode for sample games and examples, it needs review
// Check fullscreen change events(note this is done on the window since most browsers don't support this on #canvas)
//emscripten_set_fullscreenchange_callback(EMSCRIPTEN_EVENT_TARGET_WINDOW, NULL, 1, EmscriptenResizeCallback);
// Check Resize event (note this is done on the window since most browsers don't support this on #canvas)
//emscripten_set_resize_callback(EMSCRIPTEN_EVENT_TARGET_WINDOW, NULL, 1, EmscriptenResizeCallback);
// Trigger this once to get initial window sizing
//EmscriptenResizeCallback(EMSCRIPTEN_EVENT_RESIZE, NULL, NULL);
// Support keyboard events -> Not used, GLFW.JS takes care of that
//emscripten_set_keypress_callback("#canvas", NULL, 1, EmscriptenKeyboardCallback);
//emscripten_set_keydown_callback("#canvas", NULL, 1, EmscriptenKeyboardCallback);
// Support mouse events
emscripten_set_click_callback("#canvas", NULL, 1, EmscriptenMouseCallback);
// Support touch events
emscripten_set_touchstart_callback("#canvas", NULL, 1, EmscriptenTouchCallback);
emscripten_set_touchend_callback("#canvas", NULL, 1, EmscriptenTouchCallback);
emscripten_set_touchmove_callback("#canvas", NULL, 1, EmscriptenTouchCallback);
emscripten_set_touchcancel_callback("#canvas", NULL, 1, EmscriptenTouchCallback);
// Support gamepad events (not provided by GLFW3 on emscripten)
emscripten_set_gamepadconnected_callback(NULL, 1, EmscriptenGamepadCallback);
emscripten_set_gamepaddisconnected_callback(NULL, 1, EmscriptenGamepadCallback);
#if defined(SUPPORT_EVENTS_AUTOMATION)
events = (AutomationEvent *)RL_CALLOC(MAX_CODE_AUTOMATION_EVENTS, sizeof(AutomationEvent));
CORE.Time.frameCounter = 0;
#endif
}
// Register fullscreen change events
static EM_BOOL EmscriptenFullscreenChangeCallback(int eventType, const EmscriptenFullscreenChangeEvent *event, void *userData)
{
// TODO: Implement EmscriptenFullscreenChangeCallback()?
return 1; // The event was consumed by the callback handler
}
// Register window resize event
static EM_BOOL EmscriptenWindowResizedCallback(int eventType, const EmscriptenUiEvent *event, void *userData)
{
// TODO: Implement EmscriptenWindowResizedCallback()?
return 1; // The event was consumed by the callback handler
}
EM_JS(int, GetCanvasWidth, (), { return canvas.clientWidth; });
EM_JS(int, GetCanvasHeight, (), { return canvas.clientHeight; });
// Register DOM element resize event
static EM_BOOL EmscriptenResizeCallback(int eventType, const EmscriptenUiEvent *event, void *userData)
{
// Don't resize non-resizeable windows
if ((CORE.Window.flags & FLAG_WINDOW_RESIZABLE) == 0) return 1;
// This event is called whenever the window changes sizes,
// so the size of the canvas object is explicitly retrieved below
int width = GetCanvasWidth();
int height = GetCanvasHeight();
emscripten_set_canvas_element_size("#canvas",width,height);
SetupViewport(width, height); // Reset viewport and projection matrix for new size
CORE.Window.currentFbo.width = width;
CORE.Window.currentFbo.height = height;
CORE.Window.resizedLastFrame = true;
if (IsWindowFullscreen()) return 1;
// Set current screen size
CORE.Window.screen.width = width;
CORE.Window.screen.height = height;
// NOTE: Postprocessing texture is not scaled to new size
return 0;
}
// Register mouse input events
static EM_BOOL EmscriptenMouseCallback(int eventType, const EmscriptenMouseEvent *mouseEvent, void *userData)
{
// This is only for registering mouse click events with emscripten and doesn't need to do anything
return 1; // The event was consumed by the callback handler
}
// Register connected/disconnected gamepads events
static EM_BOOL EmscriptenGamepadCallback(int eventType, const EmscriptenGamepadEvent *gamepadEvent, void *userData)
{
/*
TRACELOGD("%s: timeStamp: %g, connected: %d, index: %ld, numAxes: %d, numButtons: %d, id: \"%s\", mapping: \"%s\"",
eventType != 0? emscripten_event_type_to_string(eventType) : "Gamepad state",
gamepadEvent->timestamp, gamepadEvent->connected, gamepadEvent->index, gamepadEvent->numAxes, gamepadEvent->numButtons, gamepadEvent->id, gamepadEvent->mapping);
for (int i = 0; i < gamepadEvent->numAxes; ++i) TRACELOGD("Axis %d: %g", i, gamepadEvent->axis[i]);
for (int i = 0; i < gamepadEvent->numButtons; ++i) TRACELOGD("Button %d: Digital: %d, Analog: %g", i, gamepadEvent->digitalButton[i], gamepadEvent->analogButton[i]);
*/
if ((gamepadEvent->connected) && (gamepadEvent->index < MAX_GAMEPADS))
{
CORE.Input.Gamepad.ready[gamepadEvent->index] = true;
sprintf(CORE.Input.Gamepad.name[gamepadEvent->index],"%s",gamepadEvent->id);
}
else CORE.Input.Gamepad.ready[gamepadEvent->index] = false;
return 1; // The event was consumed by the callback handler
}
// Register touch input events
static EM_BOOL EmscriptenTouchCallback(int eventType, const EmscriptenTouchEvent *touchEvent, void *userData)
{
// Register touch points count
CORE.Input.Touch.pointCount = touchEvent->numTouches;
double canvasWidth = 0.0;
double canvasHeight = 0.0;
// NOTE: emscripten_get_canvas_element_size() returns canvas.width and canvas.height but
// we are looking for actual CSS size: canvas.style.width and canvas.style.height
//EMSCRIPTEN_RESULT res = emscripten_get_canvas_element_size("#canvas", &canvasWidth, &canvasHeight);
emscripten_get_element_css_size("#canvas", &canvasWidth, &canvasHeight);
for (int i = 0; (i < CORE.Input.Touch.pointCount) && (i < MAX_TOUCH_POINTS); i++)
{
// Register touch points id
CORE.Input.Touch.pointId[i] = touchEvent->touches[i].identifier;
// Register touch points position
CORE.Input.Touch.position[i] = (Vector2){ touchEvent->touches[i].targetX, touchEvent->touches[i].targetY };
// Normalize gestureEvent.position[x] for CORE.Window.screen.width and CORE.Window.screen.height
CORE.Input.Touch.position[i].x *= ((float)GetScreenWidth()/(float)canvasWidth);
CORE.Input.Touch.position[i].y *= ((float)GetScreenHeight()/(float)canvasHeight);
if (eventType == EMSCRIPTEN_EVENT_TOUCHSTART) CORE.Input.Touch.currentTouchState[i] = 1;
else if (eventType == EMSCRIPTEN_EVENT_TOUCHEND) CORE.Input.Touch.currentTouchState[i] = 0;
}
#if defined(SUPPORT_GESTURES_SYSTEM) // PLATFORM_WEB
GestureEvent gestureEvent = { 0 };
gestureEvent.pointCount = CORE.Input.Touch.pointCount;
// Register touch actions
if (eventType == EMSCRIPTEN_EVENT_TOUCHSTART) gestureEvent.touchAction = TOUCH_ACTION_DOWN;
else if (eventType == EMSCRIPTEN_EVENT_TOUCHEND) gestureEvent.touchAction = TOUCH_ACTION_UP;
else if (eventType == EMSCRIPTEN_EVENT_TOUCHMOVE) gestureEvent.touchAction = TOUCH_ACTION_MOVE;
else if (eventType == EMSCRIPTEN_EVENT_TOUCHCANCEL) gestureEvent.touchAction = TOUCH_ACTION_CANCEL;
for (int i = 0; (i < gestureEvent.pointCount) && (i < MAX_TOUCH_POINTS); i++)
{
gestureEvent.pointId[i] = CORE.Input.Touch.pointId[i];
gestureEvent.position[i] = CORE.Input.Touch.position[i];
// Normalize gestureEvent.position[i]
gestureEvent.position[i].x /= (float)GetScreenWidth();
gestureEvent.position[i].y /= (float)GetScreenHeight();
}
// Gesture data is sent to gestures system for processing
ProcessGestureEvent(gestureEvent);
// Reset the pointCount for web, if it was the last Touch End event
if (eventType == EMSCRIPTEN_EVENT_TOUCHEND && CORE.Input.Touch.pointCount == 1) CORE.Input.Touch.pointCount = 0;
#endif
return 1; // The event was consumed by the callback handler
}