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mapping update

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This commit is contained in:
Liz 2025-04-08 11:59:41 -04:00
parent 858205c3dc
commit 054436b8ce
1 changed files with 32 additions and 36 deletions
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68
MCUME_pico2/usb_kbd/hid_app.c
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@ -376,66 +376,62 @@ static void process_kbd_report (hid_keyboard_report_t const *report)
// this mapping is hard coded for a certain snes-style gamepad and picogb! // this mapping is hard coded for a certain snes-style gamepad and picogb!
static void process_gamepad_report(const uint8_t *report) { static void process_gamepad_report(const uint8_t *report) {
// Create a fresh report state
uint16_t decoded_report = 0; uint16_t decoded_report = 0;
// Directional controls - X and Y axes // Print the first few bytes of the report for debugging
// Note: No need to swap or invert - the Game Boy code handles that // printf("GP: %02x %02x %02x %02x %02x %02x %02x %02x\n",
// report[0], report[1], report[2], report[3], report[4], report[5], report[6], report[7]);
// X-axis (byte 1): 0x00=left, 0x7F=center, 0xFF=right // Try a completely different approach to mapping the directional controls
if (report[1] < 0x40) { // Left
// LEFT button -> maps to MASK_JOY2_LEFT
if (report[2] < 0x40) {
decoded_report |= MASK_JOY2_LEFT; decoded_report |= MASK_JOY2_LEFT;
} else if (report[1] > 0xB0) { // Right }
// RIGHT button -> maps to MASK_JOY2_RIGHT
if (report[2] > 0xB0) {
decoded_report |= MASK_JOY2_RIGHT; decoded_report |= MASK_JOY2_RIGHT;
} }
// Y-axis (byte 2): 0x00=up, 0x7F=center, 0xFF=down // UP button -> maps to MASK_JOY2_UP
if (report[2] < 0x40) { // Up if (report[1] < 0x40) {
decoded_report |= MASK_JOY2_UP; decoded_report |= MASK_JOY2_UP;
} else if (report[2] > 0xB0) { // Down }
// DOWN button -> maps to MASK_JOY2_DOWN
if (report[1] > 0xB0) {
decoded_report |= MASK_JOY2_DOWN; decoded_report |= MASK_JOY2_DOWN;
} }
// Face buttons (byte 6) // A button -> maps to MASK_KEY_USER3 (byte 6, bit 0x20)
// A button (maps to Game Boy A) if ((report[6] & 0x20) || (report[6] & 0x10) || (report[7] & 0x01)) {
if (report[6] & 0x20) {
decoded_report |= MASK_KEY_USER3; decoded_report |= MASK_KEY_USER3;
} }
// B button (maps to Game Boy B) // B button -> maps to MASK_JOY2_BTN (byte 6, bit 0x40)
if (report[6] & 0x40) { if ((report[6] & 0x40) || (report[6] & 0x80) || (report[7] & 0x02)) {
decoded_report |= MASK_JOY2_BTN; decoded_report |= MASK_JOY2_BTN;
} }
// X button (alternate A button) // Select button -> maps to MASK_KEY_USER1 (byte 7, bit 0x10)
if (report[6] & 0x10) {
decoded_report |= MASK_KEY_USER3;
}
// Y button (alternate B button)
if (report[6] & 0x80) {
decoded_report |= MASK_JOY2_BTN;
}
// Shoulder and menu buttons (byte 7)
// L button (alternate A button)
if (report[7] & 0x01) {
decoded_report |= MASK_KEY_USER3;
}
// R button (alternate B button)
if (report[7] & 0x02) {
decoded_report |= MASK_JOY2_BTN;
}
// Select button
if (report[7] & 0x10) { if (report[7] & 0x10) {
decoded_report |= MASK_KEY_USER1; decoded_report |= MASK_KEY_USER1;
} }
// Start button // Start button -> maps to MASK_KEY_USER2 (byte 7, bit 0x20)
if (report[7] & 0x20) { if (report[7] & 0x20) {
decoded_report |= MASK_KEY_USER2; decoded_report |= MASK_KEY_USER2;
} }
if ((report[6] & 0x20) || (report[6] & 0x10)) { // A or X button
decoded_report |= MASK_KEY_USER1; // SELECT for boot screen
}
if ((report[6] & 0x40) || (report[6] & 0x80)) { // B or Y button
decoded_report |= MASK_KEY_USER2; // START for boot screen
}
// Send the decoded gamepad state // Send the decoded gamepad state
kbd_signal_raw_gamepad(decoded_report); kbd_signal_raw_gamepad(decoded_report);