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Update rcore_drm.c

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Ray 2024-03-28 19:55:55 +01:00
parent 30781c423b
commit 07128896af
1 changed files with 37 additions and 43 deletions
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80
src/platforms/rcore_drm.c
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@ -57,20 +57,23 @@
#include <sys/ioctl.h> // Required for: ioctl() - UNIX System call for device-specific input/output operations #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/kd.h> // Linux: KDSKBMODE, K_MEDIUMRAM constants definition
#include <linux/input.h> // Linux: Keycodes constants definition (KEY_A, ...) #include <linux/input.h> // Linux: Keycodes constants definition (KEY_A, ...)
#include <linux/joystick.h> // Linux: Joystick support library
// So both `linux/input.h` and `raylib.h` define KEY_F12 // WARNING: Both 'linux/input.h' and 'raylib.h' define KEY_F12
// To avoid conflict with the capturing code in rcore.c we undefine the macro KEY_F12, // To avoid conflict with the capturing code in rcore.c we undefine the macro KEY_F12,
// so the enum KEY_F12 from raylib is used // so the enum KEY_F12 from raylib is used
#undef KEY_F12 #undef KEY_F12
#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 <gbm.h> // Generic Buffer Management (native platform for EGL on DRM) #include "EGL/egl.h" // Native platform windowing system interface
#include <xf86drm.h> // Direct Rendering Manager user-level library interface #include "EGL/eglext.h" // EGL extensions
#include <xf86drmMode.h> // Direct Rendering Manager mode setting (KMS) interface
#include "EGL/egl.h" // Native platform windowing system interface #ifndef EGL_OPENGL_ES3_BIT
#include "EGL/eglext.h" // EGL extensions #define EGL_OPENGL_ES3_BIT 0x40
#endif
//---------------------------------------------------------------------------------- //----------------------------------------------------------------------------------
// Defines and Macros // Defines and Macros
@ -157,7 +160,7 @@ static const int keymapUS[] = {
// NOTE: The complete evdev EV_KEY list can be found at /usr/include/linux/input-event-codes.h // NOTE: The complete evdev EV_KEY list can be found at /usr/include/linux/input-event-codes.h
// TODO: Complete the LUT with all unicode decimal values // TODO: Complete the LUT with all unicode decimal values
static const int EvkeyToUnicodeLUT[] = { static const int evkeyToUnicodeLUT[] = {
0, 27, 49, 50, 51, 52, 53, 54, 55, 56, 57, 48, 45, 61, 8, 0, 113, 119, 101, 114, 0, 27, 49, 50, 51, 52, 53, 54, 55, 56, 57, 48, 45, 61, 8, 0, 113, 119, 101, 114,
116, 121, 117, 105, 111, 112, 0, 0, 13, 0, 97, 115, 100, 102, 103, 104, 106, 107, 108, 59, 116, 121, 117, 105, 111, 112, 0, 0, 13, 0, 97, 115, 100, 102, 103, 104, 106, 107, 108, 59,
39, 96, 0, 92, 122, 120, 99, 118, 98, 110, 109, 44, 46, 47, 0, 0, 0, 32 39, 96, 0, 92, 122, 120, 99, 118, 98, 110, 109, 44, 46, 47, 0, 0, 0, 32
@ -554,12 +557,11 @@ void PollInputEvents(void)
PollKeyboardEvents(); PollKeyboardEvents();
#if defined(SUPPORT_SSH_KEYBOARD_RPI) #if defined(SUPPORT_SSH_KEYBOARD_RPI)
// NOTE: Keyboard reading could be done using input_event(s) or just read from stdin, both methods are used here. // NOTE: Keyboard reading could be done using input_event(s) or just read from stdin, both methods are used here.
// stdin reading is still used for legacy purposes, it allows keyboard input trough SSH console // stdin reading is still used for legacy purposes, it allows keyboard input trough SSH console
if (!platform.eventKeyboardMode) ProcessKeyboard();
if (!platform.eventKeyboardMode) ProcessKeyboard(); #endif
#endif
// Check exit key // Check exit key
if (CORE.Input.Keyboard.currentKeyState[CORE.Input.Keyboard.exitKey] == 1) CORE.Window.shouldClose = true; if (CORE.Input.Keyboard.currentKeyState[CORE.Input.Keyboard.exitKey] == 1) CORE.Window.shouldClose = true;
@ -572,6 +574,7 @@ void PollInputEvents(void)
CORE.Input.Mouse.previousWheelMove = CORE.Input.Mouse.currentWheelMove; CORE.Input.Mouse.previousWheelMove = CORE.Input.Mouse.currentWheelMove;
CORE.Input.Mouse.currentWheelMove = platform.eventWheelMove; CORE.Input.Mouse.currentWheelMove = platform.eventWheelMove;
platform.eventWheelMove = (Vector2){ 0.0f, 0.0f }; platform.eventWheelMove = (Vector2){ 0.0f, 0.0f };
for (int i = 0; i < MAX_MOUSE_BUTTONS; i++) for (int i = 0; i < MAX_MOUSE_BUTTONS; i++)
{ {
CORE.Input.Mouse.previousButtonState[i] = CORE.Input.Mouse.currentButtonState[i]; CORE.Input.Mouse.previousButtonState[i] = CORE.Input.Mouse.currentButtonState[i];
@ -592,7 +595,6 @@ void PollInputEvents(void)
CORE.Input.Touch.position[0] = CORE.Input.Mouse.currentPosition; CORE.Input.Touch.position[0] = CORE.Input.Mouse.currentPosition;
// Handle the mouse/touch/gestures events: // Handle the mouse/touch/gestures events:
// NOTE: Replaces the EventThread handling that is now commented.
PollMouseEvents(); PollMouseEvents();
} }
@ -952,10 +954,9 @@ int InitPlatform(void)
//---------------------------------------------------------------------------- //----------------------------------------------------------------------------
InitEvdevInput(); // Evdev inputs initialization InitEvdevInput(); // Evdev inputs initialization
#if defined(SUPPORT_SSH_KEYBOARD_RPI) #if defined(SUPPORT_SSH_KEYBOARD_RPI)
InitKeyboard(); // Keyboard init (stdin) InitKeyboard(); // Keyboard init (stdin)
#endif #endif
//---------------------------------------------------------------------------- //----------------------------------------------------------------------------
// Initialize storage system // Initialize storage system
@ -1057,7 +1058,6 @@ void ClosePlatform(void)
} }
#if defined(SUPPORT_SSH_KEYBOARD_RPI) #if defined(SUPPORT_SSH_KEYBOARD_RPI)
// Initialize Keyboard system (using standard input) // Initialize Keyboard system (using standard input)
static void InitKeyboard(void) static void InitKeyboard(void)
{ {
@ -1261,7 +1261,7 @@ static void InitEvdevInput(void)
closedir(directory); closedir(directory);
} }
else TRACELOG(LOG_WARNING, "DRM: Failed to open linux event directory: %s", DEFAULT_EVDEV_PATH); else TRACELOG(LOG_WARNING, "INPUT: Failed to open linux event directory: %s", DEFAULT_EVDEV_PATH);
} }
// Identifies a input device and configures it for use if appropriate // Identifies a input device and configures it for use if appropriate
@ -1308,7 +1308,8 @@ static void ConfigureEvdevDevice(char *device)
ioctl(fd, EVIOCGBIT(0, sizeof(evBits)), evBits); ioctl(fd, EVIOCGBIT(0, sizeof(evBits)), evBits);
ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keyBits)), keyBits); ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keyBits)), keyBits);
if (TEST_BIT(evBits, EV_ABS)) { if (TEST_BIT(evBits, EV_ABS))
{
ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absBits)), absBits); ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absBits)), absBits);
// If the device has an X an Y axis it's either a touch device, a special mouse or a gamepad // If the device has an X an Y axis it's either a touch device, a special mouse or a gamepad
@ -1333,10 +1334,12 @@ static void ConfigureEvdevDevice(char *device)
else if (hasAbsXY && TEST_BIT(keyBits, BTN_MOUSE)) isMouse = true; else if (hasAbsXY && TEST_BIT(keyBits, BTN_MOUSE)) isMouse = true;
// If any of the common joystick axis is present, we assume it's a gamepad // If any of the common joystick axis is present, we assume it's a gamepad
else { else
for (int axis = (hasAbsXY ? ABS_Z : ABS_X); axis < ABS_PRESSURE; axis++) {
for (int axis = (hasAbsXY? ABS_Z : ABS_X); axis < ABS_PRESSURE; axis++)
{ {
if (TEST_BIT(absBits, axis)) { if (TEST_BIT(absBits, axis))
{
isGamepad = true; isGamepad = true;
absAxisCount++; absAxisCount++;
@ -1391,16 +1394,8 @@ static void ConfigureEvdevDevice(char *device)
{ {
deviceKindStr = "mouse"; deviceKindStr = "mouse";
if (platform.mouseFd != -1) close(platform.mouseFd); if (platform.mouseFd != -1) close(platform.mouseFd);
platform.mouseFd = fd; platform.mouseFd = fd;
// TODO: What is this supposed to do?
// Previously if set, it just didn't do anything as the thread code got deleted, so no new
// threads were created and this deleted all old threads, thus doing nothing
// And the description isn't quite clear as to how it behaves together with a mouse
#if defined(USE_LAST_TOUCH_DEVICE)
#endif
if (absAxisCount > 0) if (absAxisCount > 0)
{ {
platform.absRange.x = absinfo[ABS_X].minimum; platform.absRange.x = absinfo[ABS_X].minimum;
@ -1452,7 +1447,7 @@ static void ConfigureEvdevDevice(char *device)
return; return;
} }
TRACELOG(LOG_INFO, "Initialized input device %s as %s", device, deviceKindStr); TRACELOG(LOG_INFO, "INPUT: Initialized input device %s as %s", device, deviceKindStr);
} }
// Poll and process evdev keyboard events // Poll and process evdev keyboard events
@ -1504,17 +1499,18 @@ static void PollKeyboardEvents(void)
if (CORE.Input.Keyboard.charPressedQueueCount < MAX_CHAR_PRESSED_QUEUE) if (CORE.Input.Keyboard.charPressedQueueCount < MAX_CHAR_PRESSED_QUEUE)
{ {
// TODO/FIXME: This is not actually converting to unicode properly because it's not taking things like shift into account // TODO/FIXME: This is not actually converting to unicode properly because it's not taking things like shift into account
CORE.Input.Keyboard.charPressedQueue[CORE.Input.Keyboard.charPressedQueueCount] = EvkeyToUnicodeLUT[event.code]; CORE.Input.Keyboard.charPressedQueue[CORE.Input.Keyboard.charPressedQueueCount] = evkeyToUnicodeLUT[event.code];
CORE.Input.Keyboard.charPressedQueueCount++; CORE.Input.Keyboard.charPressedQueueCount++;
} }
} }
TRACELOG(LOG_DEBUG, "DRM: KEY_%s Keycode(linux): %4i KeyCode(raylib): %4i", (event.value == 0) ? "UP " : "DOWN", event.code, keycode); TRACELOG(LOG_DEBUG, "INPUT: KEY_%s Keycode(linux): %4i KeyCode(raylib): %4i", (event.value == 0) ? "UP " : "DOWN", event.code, keycode);
} }
} }
} }
} }
// Poll gamepad input events
static void PollGamepadEvents(void) static void PollGamepadEvents(void)
{ {
// Read gamepad event // Read gamepad event
@ -1533,7 +1529,7 @@ static void PollGamepadEvents(void)
{ {
if (event.code >= MAX_GAMEPAD_BUTTONS) continue; if (event.code >= MAX_GAMEPAD_BUTTONS) continue;
TRACELOG(LOG_DEBUG, "DRM: Gamepad %i button: %i, value: %i", i, event.code, event.value); TRACELOG(LOG_DEBUG, "INPUT: Gamepad %i button: %i, value: %i", i, event.code, event.value);
// 1 - button pressed, 0 - button released // 1 - button pressed, 0 - button released
CORE.Input.Gamepad.currentButtonState[i][event.code] = event.value; CORE.Input.Gamepad.currentButtonState[i][event.code] = event.value;
@ -1545,7 +1541,7 @@ static void PollGamepadEvents(void)
{ {
if (event.code >= MAX_GAMEPAD_AXIS) continue; if (event.code >= MAX_GAMEPAD_AXIS) continue;
TRACELOG(LOG_DEBUG, "DRM: Gamepad %i axis: %i, value: %i", i, platform.gamepadAbsAxisMap[i][event.code], event.value); TRACELOG(LOG_DEBUG, "INPUT: Gamepad %i axis: %i, value: %i", i, platform.gamepadAbsAxisMap[i][event.code], event.value);
int min = platform.gamepadAbsAxisRange[i][event.code][0]; int min = platform.gamepadAbsAxisRange[i][event.code][0];
int range = platform.gamepadAbsAxisRange[i][event.code][1]; int range = platform.gamepadAbsAxisRange[i][event.code][1];
@ -1557,13 +1553,13 @@ static void PollGamepadEvents(void)
} }
} }
// Poll mouse input events
static void PollMouseEvents(void) static void PollMouseEvents(void)
{ {
int fd = platform.mouseFd; int fd = platform.mouseFd;
if (fd == -1) return; if (fd == -1) return;
struct input_event event = { 0 }; struct input_event event = { 0 };
int touchAction = -1; // 0-TOUCH_ACTION_UP, 1-TOUCH_ACTION_DOWN, 2-TOUCH_ACTION_MOVE int touchAction = -1; // 0-TOUCH_ACTION_UP, 1-TOUCH_ACTION_DOWN, 2-TOUCH_ACTION_MOVE
// Try to read data from the mouse/touch/gesture and only continue if successful // Try to read data from the mouse/touch/gesture and only continue if successful
@ -1580,8 +1576,8 @@ static void PollMouseEvents(void)
CORE.Input.Mouse.previousPosition.x = 0.0f; CORE.Input.Mouse.previousPosition.x = 0.0f;
} }
else CORE.Input.Mouse.currentPosition.x += event.value; else CORE.Input.Mouse.currentPosition.x += event.value;
CORE.Input.Touch.position[0].x = CORE.Input.Mouse.currentPosition.x; CORE.Input.Touch.position[0].x = CORE.Input.Mouse.currentPosition.x;
touchAction = 2; // TOUCH_ACTION_MOVE touchAction = 2; // TOUCH_ACTION_MOVE
} }
@ -1593,8 +1589,8 @@ static void PollMouseEvents(void)
CORE.Input.Mouse.previousPosition.y = 0.0f; CORE.Input.Mouse.previousPosition.y = 0.0f;
} }
else CORE.Input.Mouse.currentPosition.y += event.value; else CORE.Input.Mouse.currentPosition.y += event.value;
CORE.Input.Touch.position[0].y = CORE.Input.Mouse.currentPosition.y; CORE.Input.Touch.position[0].y = CORE.Input.Mouse.currentPosition.y;
touchAction = 2; // TOUCH_ACTION_MOVE touchAction = 2; // TOUCH_ACTION_MOVE
} }
@ -1652,14 +1648,12 @@ static void PollMouseEvents(void)
if (!event.value && previousMouseLeftButtonState) if (!event.value && previousMouseLeftButtonState)
{ {
platform.currentButtonStateEvdev[MOUSE_BUTTON_LEFT] = 0; platform.currentButtonStateEvdev[MOUSE_BUTTON_LEFT] = 0;
touchAction = 0; // TOUCH_ACTION_UP touchAction = 0; // TOUCH_ACTION_UP
} }
if (event.value && !previousMouseLeftButtonState) if (event.value && !previousMouseLeftButtonState)
{ {
platform.currentButtonStateEvdev[MOUSE_BUTTON_LEFT] = 1; platform.currentButtonStateEvdev[MOUSE_BUTTON_LEFT] = 1;
touchAction = 1; // TOUCH_ACTION_DOWN touchAction = 1; // TOUCH_ACTION_DOWN
} }
} }