mirror of
https://github.com/boykopovar/AnyPS5.git
synced 2026-10-18 23:07:07 -05:00
422 lines
22 KiB
C++
422 lines
22 KiB
C++
#include "prx/libScePad/include/InputMapping.hpp"
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#include "prx/libScePad/include/KeyboardMouse.hpp"
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#include "PadSimulation.hpp"
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#include <algorithm>
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#include <cmath>
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#include <cstdio>
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#include <functional>
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#include <stdexcept>
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#include <string>
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#include <utility>
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#include <vector>
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namespace {
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using PadSimulation::At;
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using PadSimulation::KeyEvent;
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using PadSimulation::Sample;
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using PadSimulation::Simulate;
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using PadSimulation::TimedEvent;
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constexpr double Polls[] = {33.0, 8.0, 1.0};
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void check(bool condition, const std::string& reason) {
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if (!condition) throw std::runtime_error(reason);
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}
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Pad::InputConfiguration defaults() {
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return Pad::InputConfiguration{{Pad::InputMapping.begin(), Pad::InputMapping.end()}, {}};
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}
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Pad::InputConfiguration withSettings(const std::function<void(Pad::InputSettings&)>& change) {
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auto configuration = defaults();
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change(configuration.settings);
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return configuration;
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}
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double axis(std::uint8_t value) {
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return value < 128 ? (static_cast<double>(value) - 128.0) / 128.0 : (static_cast<double>(value) - 128.0) / 127.0;
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}
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double rightMagnitude(const Sample& sample) {
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return std::hypot(axis(sample.state.sticks[2]), axis(sample.state.sticks[3]));
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}
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double meanRightX(const std::vector<Sample>& samples, double fromMs, double toMs) {
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double sum = 0.0;
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int count = 0;
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for (const auto& sample : samples) {
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if (sample.ms <= fromMs || sample.ms > toMs) continue;
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sum += axis(sample.state.sticks[2]);
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++count;
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}
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check(count > 0, "no samples in window");
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return sum / count;
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}
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double heldMeanRightX(const std::vector<Sample>& samples, double pollMs, double fromMs, double toMs) {
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double sum = 0.0;
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for (const auto& sample : samples) {
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if (sample.ms >= fromMs - 1e-9 && sample.ms < toMs - 1e-9) sum += axis(sample.state.sticks[2]) * pollMs;
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}
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return sum / (toMs - fromMs);
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}
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std::vector<TimedEvent> mouseOnThenMotion(double durationMs, double countsPerSecondX, double countsPerSecondY = 0.0) {
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std::vector<TimedEvent> events{PadSimulation::MouseModeAt(0.0, true)};
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PadSimulation::AppendMotion(events, 0.0, durationMs, countsPerSecondX, countsPerSecondY);
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return events;
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}
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double expectedDeflection(const Pad::InputSettings& settings, double normalizedSpeed) {
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const double clamped = std::min(normalizedSpeed, settings.mouseMaxSpeed);
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return settings.mouseDeadzoneOffset + (1.0 - settings.mouseDeadzoneOffset) * std::pow(std::min(clamped, 1.0), settings.mouseCurve);
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}
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void testCenteredWithoutMotion() {
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for (const double poll : Polls) {
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const auto samples = Simulate(defaults(), {PadSimulation::MouseModeAt(0.0, true)}, poll, 300.0);
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for (const auto& sample : samples) {
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check(sample.state.sticks[2] == 128 && sample.state.sticks[3] == 128, "a resting mouse leaves the stick centered");
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}
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}
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}
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void testSteadyDeflectionFollowsCurve(const Pad::InputConfiguration& configuration, const char* name) {
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const auto& settings = configuration.settings;
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for (const double speed : {0.05, 0.25, 0.5, 0.75, 0.95, 3.0}) {
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const double countsPerSecond = speed * Pad::MouseFullTiltCountsPerSecond / settings.mouseSensitivity;
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const double expected = expectedDeflection(settings, speed);
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for (const double poll : Polls) {
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const auto samples = Simulate(configuration, mouseOnThenMotion(600.0, countsPerSecond), poll, 600.0);
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const double measured = meanRightX(samples, 300.0, 600.0);
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if (std::abs(measured - expected) > 0.02) {
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throw std::runtime_error(std::string(name) + ": speed " + std::to_string(speed) + " at " + std::to_string(poll) + " ms polls gives " +
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std::to_string(measured) + ", expected " + std::to_string(expected));
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}
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}
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}
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}
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void testDeflectionCurve() {
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testSteadyDeflectionFollowsCurve(defaults(), "defaults");
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testSteadyDeflectionFollowsCurve(withSettings([](auto& s) { s.mouseCurve = 2.0; s.mouseDeadzoneOffset = 0.1; s.mouseSensitivity = 2.0; }), "quadratic");
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testSteadyDeflectionFollowsCurve(withSettings([](auto& s) { s.mouseCurve = 0.5; s.mouseDeadzoneOffset = 0.0; }), "square root");
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}
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void testDeadzoneOffset() {
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const auto configuration = defaults();
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for (const double poll : Polls) {
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const auto samples = Simulate(configuration, mouseOnThenMotion(400.0, 40.0), poll, 400.0);
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bool moved = false;
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for (const auto& sample : samples) {
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const double magnitude = rightMagnitude(sample);
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if (magnitude == 0.0) continue;
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moved = true;
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check(magnitude >= configuration.settings.mouseDeadzoneOffset - 0.01, "the slowest movement still clears the deadzone offset at " + std::to_string(poll) + " ms polls");
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}
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check(moved, "slow movement moves the stick");
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}
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const auto samples = Simulate(withSettings([](auto& s) { s.mouseDeadzoneOffset = 0.0; }), mouseOnThenMotion(400.0, 40.0), 8.0, 400.0);
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check(meanRightX(samples, 200.0, 400.0) < 0.05, "without an offset slow movement stays small");
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}
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double centeredAfter(const std::vector<Sample>& samples, double stopMs) {
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double lastMoving = stopMs;
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double previous = 2.0;
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for (const auto& sample : samples) {
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if (sample.ms <= stopMs) continue;
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const double magnitude = rightMagnitude(sample);
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check(magnitude <= previous + 1e-9, "the stick never grows after the mouse stops");
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previous = magnitude;
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if (magnitude != 0.0) lastMoving = sample.ms;
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}
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return lastMoving - stopMs;
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}
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void testDecay() {
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const auto configuration = defaults();
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for (const double speed : {0.3, 1.0}) {
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for (const double poll : Polls) {
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const auto samples = Simulate(configuration, mouseOnThenMotion(300.0, speed * Pad::MouseFullTiltCountsPerSecond), poll, 600.0);
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const double tail = centeredAfter(samples, 300.0);
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check(tail < configuration.settings.mouseDecayMs + poll, "stick centered within decay plus one poll at " + std::to_string(poll) + " ms polls, took " + std::to_string(tail));
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check(samples.back().state.sticks[2] == 128 && samples.back().state.sticks[3] == 128, "stick returns exactly to center");
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}
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}
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const auto slow = withSettings([](auto& s) { s.mouseDecayMs = 120.0; });
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const auto samples = Simulate(slow, mouseOnThenMotion(300.0, Pad::MouseFullTiltCountsPerSecond), 1.0, 600.0);
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const double tail = centeredAfter(samples, 300.0);
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check(tail >= 100.0 && tail < 121.0, "a longer decay keeps the stick moving longer");
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}
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void testMaxSpeedClamp() {
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const auto configuration = defaults();
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constexpr double StopMs = 264.0;
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for (const double poll : Polls) {
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const auto flick = Simulate(configuration, mouseOnThenMotion(StopMs, 10.0 * Pad::MouseFullTiltCountsPerSecond), poll, 500.0);
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const auto full = Simulate(configuration, mouseOnThenMotion(StopMs, 1.5 * Pad::MouseFullTiltCountsPerSecond), poll, 500.0);
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check(flick[flick.size() / 3].state.sticks[2] == 255, "a fast flick reaches full tilt");
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check(centeredAfter(flick, StopMs) <= centeredAfter(full, StopMs) + 1e-9, "a flick faster than full tilt does not extend the tail");
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double flickSum = 0.0;
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double fullSum = 0.0;
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for (std::size_t index = 0; index < flick.size(); ++index) {
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if (flick[index].ms <= StopMs) continue;
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flickSum += rightMagnitude(flick[index]);
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fullSum += rightMagnitude(full[index]);
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}
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check(std::abs(flickSum - fullSum) <= 0.02 * std::max(1.0, fullSum), "the stick decays from a flick like from full tilt at " + std::to_string(poll) + " ms polls");
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}
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const auto headroom = withSettings([](auto& s) { s.mouseMaxSpeed = 3.0; });
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const auto flick = Simulate(headroom, mouseOnThenMotion(StopMs, 10.0 * Pad::MouseFullTiltCountsPerSecond), 1.0, 500.0);
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const auto full = Simulate(defaults(), mouseOnThenMotion(StopMs, 10.0 * Pad::MouseFullTiltCountsPerSecond), 1.0, 500.0);
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check(rightMagnitude(flick[275]) > rightMagnitude(full[275]), "a higher max speed lets a flick hold full tilt longer");
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}
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void testSmoothing() {
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const auto instant = Simulate(withSettings([](auto& s) { s.mouseSmoothingMs = 0.0; }), mouseOnThenMotion(100.0, Pad::MouseFullTiltCountsPerSecond / 2.0), 8.0, 100.0);
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check(std::abs(axis(instant[1].state.sticks[2]) - expectedDeflection(defaults().settings, 0.5)) < 0.02, "without smoothing the stick follows at once");
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const auto smoothed = Simulate(defaults(), mouseOnThenMotion(100.0, Pad::MouseFullTiltCountsPerSecond / 2.0), 1.0, 100.0);
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const double early = (axis(smoothed[9].state.sticks[2]) - 0.2) / 0.8;
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check(early > 0.5 * 0.55 && early < 0.5 * 0.72, "smoothing reaches about 63 percent after one time constant");
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}
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void testSlowReportingMouse() {
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const double speed = 0.5 * Pad::MouseFullTiltCountsPerSecond;
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const double expected = expectedDeflection(defaults().settings, 0.5);
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for (const double reportHz : {125.0, 250.0, 1000.0}) {
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std::vector<TimedEvent> events{PadSimulation::MouseModeAt(0.0, true)};
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PadSimulation::AppendMotion(events, 0.0, 2000.0, speed, 0.0, reportHz);
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for (const double poll : {16.7, 8.3, 6.9, 1.0}) {
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const auto samples = Simulate(defaults(), events, poll, 2000.0);
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double low = 1.0;
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double high = 0.0;
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for (const auto& sample : samples) {
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if (sample.ms < 1000.0) continue;
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low = std::min(low, axis(sample.state.sticks[2]));
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high = std::max(high, axis(sample.state.sticks[2]));
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}
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check(high - low < 0.125, "a " + std::to_string(reportHz) + " Hz mouse at " + std::to_string(poll) + " ms polls wavers by " + std::to_string(high - low));
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check(std::abs((high + low) / 2.0 - expected) < 0.05, "a " + std::to_string(reportHz) + " Hz mouse at " + std::to_string(poll) + " ms polls stays around the expected tilt");
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}
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}
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}
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void testReportRateSmoothing() {
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for (const double reportHz : {125.0, 250.0, 1000.0}) {
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Pad::MouseStick mouse(defaults().settings);
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check(mouse.SmoothingMs() == defaults().settings.mouseSmoothingMs, "smoothing starts at the setting");
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const double periodSeconds = 1.0 / reportHz;
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for (int report = 0; report < static_cast<int>(reportHz); ++report) {
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mouse.Move(6, 0);
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mouse.Advance(periodSeconds);
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}
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check(std::abs(mouse.ReportRate() - reportHz) < 0.1 * reportHz, "measured " + std::to_string(mouse.ReportRate()) + " reports per second for a " + std::to_string(reportHz) + " Hz mouse");
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const double smoothing = mouse.SmoothingMs();
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check(std::abs(smoothing - std::max(10.0, 3000.0 / reportHz)) < 0.15 * smoothing, "smoothing " + std::to_string(smoothing) + " ms for a " + std::to_string(reportHz) + " Hz mouse");
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}
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Pad::MouseStick slow(defaults().settings);
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for (int step = 0; step < 40; ++step) {
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slow.Move(30, 0);
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slow.Advance(0.025);
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}
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check(std::abs(slow.ReportRate() - 40.0) < 2.0 && slow.SmoothingMs() == Pad::MouseSmoothingLimitMs, "smoothing for very slow reports stops at 30 ms");
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auto off = defaults().settings;
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off.mouseSmoothingMs = 0.0;
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Pad::MouseStick unsmoothed(off);
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for (int report = 0; report < 125; ++report) {
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unsmoothed.Move(6, 0);
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unsmoothed.Advance(0.008);
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}
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check(unsmoothed.SmoothingMs() == 0.0, "a smoothing of 0 stays off for a slow mouse");
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Pad::MouseStick single(defaults().settings);
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for (int report = 0; report < 125; ++report) {
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single.Move(1, 0);
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single.Advance(0.008);
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}
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check(single.ReportRate() == 0.0 && single.SmoothingMs() == defaults().settings.mouseSmoothingMs, "single-count reports are not taken for a slow mouse");
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}
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std::vector<TimedEvent> waveMotion(double base, double swing) {
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constexpr double Pi = 3.14159265358979323846;
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std::vector<TimedEvent> events{PadSimulation::MouseModeAt(0.0, true)};
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for (int segment = 0; segment < 200; ++segment) {
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const double speed = (base + swing * std::sin(2.0 * Pi * segment * 8.0 / 800.0)) * Pad::MouseFullTiltCountsPerSecond;
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PadSimulation::AppendMotion(events, segment * 8.0, 8.0, speed, 0.3 * speed);
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}
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PadSimulation::AppendMotion(events, 1700.0, 200.0, 250.0, -120.0);
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return events;
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}
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double integratedRightMagnitude(const std::vector<Sample>& samples, double pollMs) {
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double sum = 0.0;
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for (const auto& sample : samples) sum += rightMagnitude(sample) * pollMs / 1000.0;
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return sum;
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}
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void testPollRateIndependence() {
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for (const auto& [name, events] : {std::pair{"one-way wave", waveMotion(0.5, 0.3)}, std::pair{"back-and-forth wave", waveMotion(0.0, 0.6)}}) {
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std::vector<std::vector<Sample>> runs;
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for (const double poll : Polls) runs.push_back(Simulate(defaults(), events, poll, 2112.0));
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const double reference = integratedRightMagnitude(runs[2], Polls[2]);
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for (std::size_t run = 0; run < runs.size(); ++run) {
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const double integrated = integratedRightMagnitude(runs[run], Polls[run]);
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check(std::abs(integrated - reference) <= 0.02 * reference, std::string(name) + ": total deflection at " + std::to_string(Polls[run]) + " ms polls is " +
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std::to_string(integrated) + ", 1 ms gives " + std::to_string(reference));
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const double tolerance = 0.03 + 0.0025 * Polls[run];
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for (double window = 0.0; window + 264.0 <= 2112.0; window += 264.0) {
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const double mean = heldMeanRightX(runs[run], Polls[run], window, window + 264.0);
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const double expected = heldMeanRightX(runs[2], Polls[2], window, window + 264.0);
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check(std::abs(mean - expected) < tolerance, std::string(name) + ": held deflection at " + std::to_string(Polls[run]) + " ms polls from " +
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std::to_string(window) + " ms is " + std::to_string(mean) + ", 1 ms gives " + std::to_string(expected));
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}
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}
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}
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}
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void testVerticalScale() {
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const auto configuration = withSettings([](auto& s) { s.mouseVerticalScale = 0.5; s.mouseDeadzoneOffset = 0.0; });
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const auto samples = Simulate(configuration, mouseOnThenMotion(300.0, 0.0, 0.8 * Pad::MouseFullTiltCountsPerSecond), 8.0, 300.0);
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const double y = axis(samples.back().state.sticks[3]);
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check(std::abs(y - 0.4) < 0.02, "vertical scale halves the vertical deflection");
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}
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void testMouseModeOff() {
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std::vector<TimedEvent> events;
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PadSimulation::AppendMotion(events, 0.0, 300.0, Pad::MouseFullTiltCountsPerSecond, 0.0);
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for (const auto& sample : Simulate(defaults(), events, 8.0, 300.0)) {
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check(sample.state.sticks[2] == 128, "motion without mouse mode leaves the stick alone");
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}
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events.insert(events.begin(), At(0.0, PadSimulation::ButtonEvent(SDL_BUTTON_MIDDLE, true)));
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events.insert(events.begin() + 1, At(0.0, PadSimulation::ButtonEvent(SDL_BUTTON_MIDDLE, false)));
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const auto samples = Simulate(defaults(), events, 8.0, 300.0);
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check(samples.back().state.sticks[2] == 255, "middle click turns mouse mode on");
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}
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void testKeyboardSticksUnchanged() {
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const std::vector<TimedEvent> events{
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At(0.0, KeyEvent(SDL_SCANCODE_W, true)),
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At(10.0, KeyEvent(SDL_SCANCODE_D, true)),
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At(20.0, KeyEvent(SDL_SCANCODE_A, true)),
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At(30.0, KeyEvent(SDL_SCANCODE_W, false)),
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At(30.0, KeyEvent(SDL_SCANCODE_D, false)),
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At(40.0, KeyEvent(SDL_SCANCODE_A, false))};
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const auto samples = Simulate(defaults(), events, 1.0, 50.0);
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check(samples[4].state.sticks[1] == 0 && samples[4].state.sticks[0] == 128, "W tilts the left stick fully up");
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check(samples[14].state.sticks[0] == 255, "D tilts the left stick fully right");
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check(samples[24].state.sticks[0] == 128, "A and D together cancel");
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check(samples[34].state.sticks[0] == 0 && samples[34].state.sticks[1] == 128, "A alone tilts fully left");
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check(samples[44].state.sticks[0] == 128, "released keys center the stick");
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}
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void testWheelPress() {
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const auto samples = Simulate(defaults(), {At(0.0, PadSimulation::WheelEvent(1))}, 1.0, 200.0);
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const auto up = static_cast<std::uint32_t>(Pad::PadButton::Up);
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check((samples[40].state.buttons & up) != 0, "wheel up presses Up");
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check((samples[120].state.buttons & up) == 0, "wheel press releases after its duration");
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}
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void testWheelFocusLoss() {
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const auto samples = Simulate(defaults(), {At(0.0, PadSimulation::WheelEvent(1)), At(10.0, KeyEvent(SDL_SCANCODE_W, true)), At(20.0, PadSimulation::FocusLostEvent())}, 1.0, 40.0);
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check(samples[15].state.sticks[1] == 0, "a held key tilts the stick");
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check(samples[30].state.sticks[1] == 128, "losing focus lets go of held keys");
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check((samples[30].state.buttons & static_cast<std::uint32_t>(Pad::PadButton::Up)) == 0, "losing focus lets go of the wheel press");
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}
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void testFocusLossReleasesMouse() {
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Pad::KeyboardMouse keyboardMouse(defaults());
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keyboardMouse.SetMouseMode(true);
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const auto requests = keyboardMouse.HandleEvent(PadSimulation::FocusLostEvent(), Pad::KeyboardMouse::Clock::now());
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check(requests.releaseMouse, "losing focus asks to release the captured mouse");
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keyboardMouse.SetMouseMode(false);
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check(!keyboardMouse.HandleEvent(PadSimulation::FocusLostEvent(), Pad::KeyboardMouse::Clock::now()).releaseMouse, "nothing to release without capture");
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}
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void testToggleRequests() {
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Pad::KeyboardMouse keyboardMouse(defaults());
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const auto now = Pad::KeyboardMouse::Clock::now();
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check(keyboardMouse.HandleEvent(PadSimulation::ButtonEvent(SDL_BUTTON_MIDDLE, true), now).toggleMouse, "middle click asks to toggle the mouse");
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check(!keyboardMouse.HandleEvent(PadSimulation::ButtonEvent(SDL_BUTTON_MIDDLE, false), now).toggleMouse, "releasing it asks for nothing");
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check(keyboardMouse.HandleEvent(KeyEvent(SDL_SCANCODE_F11, true), now).toggleFullscreen, "F11 asks to toggle fullscreen");
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}
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void testTitleReadsMouse() {
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const auto square = static_cast<std::uint32_t>(Pad::PadButton::Square);
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const auto r2 = static_cast<std::uint32_t>(Pad::PadButton::R2);
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const auto up = static_cast<std::uint32_t>(Pad::PadButton::Up);
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const auto down = static_cast<std::uint32_t>(Pad::PadButton::Down);
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const auto wheelDirections = up | down;
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auto now = Pad::KeyboardMouse::Clock::now();
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Pad::KeyboardMouse keyboardMouse(defaults());
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keyboardMouse.HandleEvent(PadSimulation::ButtonEvent(SDL_BUTTON_LEFT, true), now);
|
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check((keyboardMouse.Compose(PadInputState{}).buttons & square) != 0, "a left click presses Square while the title does not read the mouse");
|
|
keyboardMouse.SetTitleReadsMouse(true);
|
|
keyboardMouse.HandleEvent(PadSimulation::ButtonEvent(SDL_BUTTON_LEFT, false), now);
|
|
check((keyboardMouse.Compose(PadInputState{}).buttons & square) == 0, "releasing a button pressed before the title read the mouse left Square held");
|
|
keyboardMouse.HandleEvent(PadSimulation::ButtonEvent(SDL_BUTTON_LEFT, true), now);
|
|
keyboardMouse.HandleEvent(PadSimulation::ButtonEvent(SDL_BUTTON_RIGHT, true), now);
|
|
const auto clicked = keyboardMouse.Compose(PadInputState{});
|
|
check((clicked.buttons & (square | r2)) == 0 && clicked.analogButtonsR2 == 0, "a click while the title reads the mouse pressed a pad button");
|
|
keyboardMouse.HandleEvent(PadSimulation::WheelEvent(1), now);
|
|
check((keyboardMouse.Compose(PadInputState{}).buttons & wheelDirections) == 0, "wheel up pressed a pad direction while the title reads the mouse");
|
|
keyboardMouse.HandleEvent(PadSimulation::WheelEvent(-1), now);
|
|
check((keyboardMouse.Compose(PadInputState{}).buttons & wheelDirections) == 0, "wheel down pressed a pad direction while the title reads the mouse");
|
|
check(!keyboardMouse.HandleEvent(PadSimulation::ButtonEvent(SDL_BUTTON_MIDDLE, true), now).toggleMouse, "a middle click while the title reads the mouse asked to toggle mouse mode");
|
|
keyboardMouse.HandleEvent(KeyEvent(SDL_SCANCODE_W, true), now);
|
|
check(keyboardMouse.Compose(PadInputState{}).sticks[1] == 0, "keys stopped reaching the pad while the title reads the mouse");
|
|
keyboardMouse.SetMouseMode(true);
|
|
keyboardMouse.Advance(now);
|
|
for (int step = 1; step <= 40; ++step) {
|
|
now += std::chrono::milliseconds(8);
|
|
keyboardMouse.HandleEvent(PadSimulation::MotionEvent(200, 0), now);
|
|
keyboardMouse.Advance(now);
|
|
}
|
|
check(keyboardMouse.Compose(PadInputState{}).sticks[2] == 128, "motion tilted the right stick while the title reads the mouse");
|
|
keyboardMouse.SetTitleReadsMouse(false);
|
|
keyboardMouse.HandleEvent(PadSimulation::WheelEvent(1), now);
|
|
check((keyboardMouse.Compose(PadInputState{}).buttons & up) != 0, "wheel bindings did not resume after the title stopped reading the mouse");
|
|
for (int step = 1; step <= 40; ++step) {
|
|
now += std::chrono::milliseconds(8);
|
|
keyboardMouse.HandleEvent(PadSimulation::MotionEvent(200, 0), now);
|
|
keyboardMouse.Advance(now);
|
|
}
|
|
check(keyboardMouse.Compose(PadInputState{}).sticks[2] > 128, "motion in mouse mode no longer tilts the stick once the title stops reading the mouse");
|
|
}
|
|
|
|
}
|
|
|
|
int main() {
|
|
try {
|
|
const std::pair<const char*, std::function<void()>> tests[] = {
|
|
{"centered without motion", testCenteredWithoutMotion},
|
|
{"deflection curve", testDeflectionCurve},
|
|
{"deadzone offset", testDeadzoneOffset},
|
|
{"decay", testDecay},
|
|
{"max speed clamp", testMaxSpeedClamp},
|
|
{"smoothing", testSmoothing},
|
|
{"slow reporting mouse", testSlowReportingMouse},
|
|
{"report rate smoothing", testReportRateSmoothing},
|
|
{"poll rate independence", testPollRateIndependence},
|
|
{"vertical scale", testVerticalScale},
|
|
{"mouse mode off", testMouseModeOff},
|
|
{"keyboard sticks unchanged", testKeyboardSticksUnchanged},
|
|
{"wheel press", testWheelPress},
|
|
{"wheel and keys on focus loss", testWheelFocusLoss},
|
|
{"focus loss releases the mouse", testFocusLossReleasesMouse},
|
|
{"toggle requests", testToggleRequests},
|
|
{"title reads the mouse", testTitleReadsMouse},
|
|
};
|
|
for (const auto& [name, test] : tests) {
|
|
test();
|
|
std::printf("pad_keyboard_mouse: %s passed\n", name);
|
|
}
|
|
} catch (const std::exception& error) {
|
|
std::fprintf(stderr, "pad_keyboard_mouse: %s\n", error.what());
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|