Wire native OpenVR voice-typing POC with safe review and grip controls

tests/gestures_test.cpp

@@ -0,0 +1,73 @@
+#include "gestures.hpp"
+#include <chrono>
+#include <cstdlib>
+#include <iostream>
+using namespace frameyap;
+using namespace std::chrono_literals;
+#define CHECK(x) do { if (!(x)) { std::cerr << __FILE__ << ':' << __LINE__ << " CHECK failed: " #x << '\n'; std::exit(1); } } while (false)
+int main() {
+    using Clock = DoubleTap::Clock;
+    const auto t = Clock::time_point{};
+    DoubleTap left;
+    auto l = [&](bool active, bool down, bool enabled, int ms) {
+        return left.update(active, down, enabled, t + std::chrono::milliseconds(ms));
+    };
+    CHECK(!l(true, true, true, 0)); // held on reconnect must rearm
+    CHECK(!l(true, false, true, 10));
+    CHECK(!l(true, true, true, 20));
+    CHECK(!l(true, false, true, 270)); // inclusive 250ms
+    CHECK(!l(true, true, true, 620)); // inclusive 350ms
+    CHECK(l(true, false, true, 870));
+    CHECK(!l(true, true, true, 880));
+    CHECK(!l(true, false, true, 890));
+    CHECK(!l(true, true, true, 1241)); // late second press
+    CHECK(!l(true, false, true, 1250));
+    CHECK(!l(true, true, true, 1260));
+    CHECK(!l(true, false, true, 1511)); // long second press: no Enter
+    CHECK(!l(false, false, true, 1520));
+    CHECK(!l(true, true, true, 1530));
+    CHECK(!l(true, false, true, 1540));
+    CHECK(!l(true, true, false, 1550));
+    CHECK(!l(true, false, true, 1560));
+
+    using R = GripRecord::Change;
+    GripRecord right;
+    auto r = [&](bool active, bool down, int ms) {
+        return right.update(active, down, t + std::chrono::milliseconds(ms));
+    };
+    CHECK(r(true, true, 0) == R::None);
+    CHECK(r(true, false, 10) == R::None);
+    CHECK(r(true, true, 20) == R::None);
+    CHECK(r(true, false, 270) == R::None);
+    CHECK(r(true, true, 620) == R::Begin);
+    CHECK(r(true, true, 99999) == R::None); // no accidental Enter or stop on long hold
+    CHECK(r(true, false, 100000) == R::End);
+    CHECK(r(true, true, 100010) == R::None);
+    CHECK(r(true, false, 100011) == R::None);
+    CHECK(r(true, true, 100362) == R::None);
+    CHECK(r(true, false, 100370) == R::None);
+    CHECK(r(true, true, 100380) == R::Begin);
+    CHECK(r(false, true, 100381) == R::Cancel); // lost pose/activity while held
+    CHECK(r(true, true, 100382) == R::None); // reconnect held cannot finish/start
+    CHECK(r(true, false, 100383) == R::None);
+    CHECK(r(true, true, 100390) == R::None);
+    CHECK(r(true, false, 100641) == R::None); // first squeeze too long
+    CHECK(r(true, true, 100650) == R::None);
+    CHECK(r(true, false, 100660) == R::None);
+    CHECK(r(true, true, 101010) == R::Begin);
+    CHECK(right.reset() == R::Cancel); // overlay focus lost
+    CHECK(right.reset() == R::None);
+    CHECK(r(true, true, 101020) == R::None);
+    CHECK(r(true, false, 101030) == R::None);
+
+    NeutralEdge e;
+    CHECK(e.update(true, true) == NeutralEdge::Change::None);
+    CHECK(e.update(true, false) == NeutralEdge::Change::None);
+    CHECK(e.update(true, true) == NeutralEdge::Change::Down);
+    CHECK(e.reset()); // PTT activity/tracking/focus loss cancels capture
+    CHECK(e.update(true, true) == NeutralEdge::Change::None);
+    CHECK(e.update(true, false) == NeutralEdge::Change::None);
+    CHECK(e.update(true, true) == NeutralEdge::Change::Down);
+    CHECK(e.update(true, false) == NeutralEdge::Change::Up);
+    CHECK(!e.reset());
+}