Init

2026-05-29 01:11:50 +02:00
parent f4e6d925ab
commit 8cb43eb815
40 changed files with 17776 additions and 0 deletions
@@ -0,0 +1,76 @@
+// This file is part of Necroware's GamePort adapter firmware.
+// Copyright (C) 2021 Necroware
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+#pragma once
+
+#include "AnalogJoystick.h"
+#include "Joystick.h"
+
+class ThrustMaster : public Joystick {
+public:
+
+  const Description &getDescription() const override {
+    static const Description description{"ThrustMaster", 3, 4, 1};
+    return description;
+  }
+
+  const State &getState() const override {
+    return m_state;
+  }
+
+  bool init() override {
+    return true;
+  }
+
+  bool update() override {
+
+    // Unfortunately I had no real ThrustMaster joystick to test, but
+    // Sidewinder 3D Pro has an emulation for ThrustMaster. So, this
+    // implementation was made using that emulation and could be wrong.
+    // However the ThrustMaster seem to have a strange hat switch. It is
+    // encoded using the 3rd axis with values between 0 and 512, where
+    // 0-127 is up, 128-255 is right, 256-383 is down and 384-479 is left.
+    // Everything above 480 considered to be middle.
+    const auto hat = [](uint16_t value) -> uint8_t {
+      if (value < 128) {
+        return 1;
+      }
+      if (value < 256) {
+        return 3;
+      }
+      if (value < 384) {
+        return 5;
+      }
+      if (value < 480) {
+        return 7;
+      }
+      return 0;
+    };
+
+    for (auto i = 0u; i < 3; i++) {
+      m_state.axes[i] = m_joystick.getAxis(i);
+    }
+    m_state.hat = hat(m_joystick.getAxis(3));
+    m_state.buttons = m_joystick.getButtons();
+
+    return true;
+  }
+
+private:
+  AnalogJoystick m_joystick;
+  State m_state;
+};
+