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Introduce protocol-neutral controller state

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This commit is contained in:
Joey Yakimowich-Payne 2026-09-02 14:53:56 -06:00
commit b11ae076a8
28 changed files with 833 additions and 501 deletions
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46
tests/xinput_feasibility_test.cpp
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@ -99,8 +99,8 @@ void test_microsoft_compatible_id_descriptor() {
"Microsoft descriptor index mismatch");
expect(kMsCompatIdDescriptor[8] == SWITCH_PICO_HID_INSTANCE_COUNT,
"Microsoft function count mismatch");
for (uint8_t instance = 0; instance < SWITCH_PICO_HID_INSTANCE_COUNT;
++instance) {
for (uint8_t instance = 0;
instance < SWITCH_PICO_HID_INSTANCE_COUNT; ++instance) {
const uint8_t *function = &kMsCompatIdDescriptor[16 + instance * 24];
expect(function[0] == instance,
"Microsoft descriptor interface mismatch");
@ -113,8 +113,7 @@ void test_microsoft_compatible_id_descriptor() {
}
void test_input_report_mapping() {
SwitchInputState state{};
state.lx = state.ly = state.rx = state.ry = 32768;
ControllerState state{};
auto report = XInputFeasibility::build_input_report(state);
expect(report.report_id == 0 && report.report_size == 20,
"neutral report header mismatch");
@ -126,19 +125,19 @@ void test_input_report_mapping() {
"neutral axes mismatch");
state.dpad_up = true;
state.button_b = true;
state.button_a = true;
state.button_y = true;
state.button_x = true;
state.button_plus = true;
state.button_minus = true;
state.button_home = true;
state.button_zl = true;
state.button_zr = true;
state.lx = 0;
state.ly = 0;
state.rx = UINT16_MAX;
state.ry = UINT16_MAX;
state.button_south = true;
state.button_east = true;
state.button_west = true;
state.button_north = true;
state.button_start = true;
state.button_select = true;
state.button_system = true;
state.left_trigger = UINT16_MAX;
state.right_trigger = UINT16_MAX;
state.left_stick_x = INT16_MIN;
state.left_stick_y = INT16_MIN;
state.right_stick_x = INT16_MAX;
state.right_stick_y = INT16_MAX;
report = XInputFeasibility::build_input_report(state);
expect((report.buttons & XInputFeasibility::kDpadUp) != 0,
"D-pad mapping missing");
@ -148,15 +147,22 @@ void test_input_report_mapping() {
(report.buttons & XInputFeasibility::kButtonY) != 0,
"positional face-button mapping mismatch");
expect(report.left_trigger == 0xff && report.right_trigger == 0xff,
"digital trigger mapping mismatch");
"full analog trigger mapping mismatch");
expect(report.left_x == INT16_MIN && report.left_y == INT16_MAX &&
report.right_x == INT16_MAX && report.right_y == -INT16_MAX,
report.right_x == INT16_MAX &&
report.right_y == -INT16_MAX,
"axis endpoint mapping mismatch");
state.left_trigger = 0x8000;
state.right_trigger = 0x7fff;
report = XInputFeasibility::build_input_report(state);
expect(report.left_trigger == 0x80 && report.right_trigger == 0x7f,
"analog trigger precision was discarded");
}
void test_rumble_report() {
const uint8_t packet[8] = {0x00, 0x08, 0x00, 0xa5, 0x5a, 0x00, 0x00, 0x00};
SwitchRumbleOutput output{};
ControllerRumbleOutput output{};
expect(
XInputFeasibility::parse_rumble_report(packet, sizeof(packet), &output),
"valid rumble report rejected");