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author | bunnei <bunneidev@gmail.com> | 2023-02-04 01:09:29 +0100 |
---|---|---|
committer | GitHub <noreply@github.com> | 2023-02-04 01:09:29 +0100 |
commit | 5aca9386cf87074f636fc2d8ec7b8aaef06430dc (patch) | |
tree | 1d31f8d116c6b3507a3c0d7af4531713ab1225ea | |
parent | Merge pull request #9719 from ameerj/hle-ipc-span-copy (diff) | |
parent | input_common: Simplify stick from button (diff) | |
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-rw-r--r-- | src/input_common/helpers/stick_from_buttons.cpp | 45 |
1 files changed, 13 insertions, 32 deletions
diff --git a/src/input_common/helpers/stick_from_buttons.cpp b/src/input_common/helpers/stick_from_buttons.cpp index 096c23b07..a6be6dac1 100644 --- a/src/input_common/helpers/stick_from_buttons.cpp +++ b/src/input_common/helpers/stick_from_buttons.cpp @@ -15,6 +15,9 @@ public: // do not play nicely with the theoretical maximum range. // Using a value one lower from the maximum emulates real stick behavior. static constexpr float MAX_RANGE = 32766.0f / 32767.0f; + static constexpr float TAU = Common::PI * 2.0f; + // Use wider angle to ease the transition. + static constexpr float APERTURE = TAU * 0.15f; using Button = std::unique_ptr<Common::Input::InputDevice>; @@ -61,30 +64,23 @@ public: } bool IsAngleGreater(float old_angle, float new_angle) const { - constexpr float TAU = Common::PI * 2.0f; - // Use wider angle to ease the transition. - constexpr float aperture = TAU * 0.15f; - const float top_limit = new_angle + aperture; + const float top_limit = new_angle + APERTURE; return (old_angle > new_angle && old_angle <= top_limit) || (old_angle + TAU > new_angle && old_angle + TAU <= top_limit); } bool IsAngleSmaller(float old_angle, float new_angle) const { - constexpr float TAU = Common::PI * 2.0f; - // Use wider angle to ease the transition. - constexpr float aperture = TAU * 0.15f; - const float bottom_limit = new_angle - aperture; + const float bottom_limit = new_angle - APERTURE; return (old_angle >= bottom_limit && old_angle < new_angle) || (old_angle - TAU >= bottom_limit && old_angle - TAU < new_angle); } float GetAngle(std::chrono::time_point<std::chrono::steady_clock> now) const { - constexpr float TAU = Common::PI * 2.0f; float new_angle = angle; auto time_difference = static_cast<float>( - std::chrono::duration_cast<std::chrono::microseconds>(now - last_update).count()); - time_difference /= 1000.0f * 1000.0f; + std::chrono::duration_cast<std::chrono::milliseconds>(now - last_update).count()); + time_difference /= 1000.0f; if (time_difference > 0.5f) { time_difference = 0.5f; } @@ -201,8 +197,6 @@ public: } void UpdateStatus() { - const float coef = modifier_status.value ? modifier_scale : MAX_RANGE; - bool r = right_status; bool l = left_status; bool u = up_status; @@ -220,7 +214,7 @@ public: // Move if a key is pressed if (r || l || u || d) { - amplitude = coef; + amplitude = modifier_status.value ? modifier_scale : MAX_RANGE; } else { amplitude = 0; } @@ -274,30 +268,17 @@ public: Common::Input::StickStatus status{}; status.x.properties = properties; status.y.properties = properties; + if (Settings::values.emulate_analog_keyboard) { const auto now = std::chrono::steady_clock::now(); - float angle_ = GetAngle(now); + const float angle_ = GetAngle(now); status.x.raw_value = std::cos(angle_) * amplitude; status.y.raw_value = std::sin(angle_) * amplitude; return status; } - constexpr float SQRT_HALF = 0.707106781f; - int x = 0, y = 0; - if (right_status) { - ++x; - } - if (left_status) { - --x; - } - if (up_status) { - ++y; - } - if (down_status) { - --y; - } - const float coef = modifier_status.value ? modifier_scale : MAX_RANGE; - status.x.raw_value = static_cast<float>(x) * coef * (y == 0 ? 1.0f : SQRT_HALF); - status.y.raw_value = static_cast<float>(y) * coef * (x == 0 ? 1.0f : SQRT_HALF); + + status.x.raw_value = std::cos(goal_angle) * amplitude; + status.y.raw_value = std::sin(goal_angle) * amplitude; return status; } |