Init

2026-05-29 01:11:50 +02:00
parent f4e6d925ab
commit 8cb43eb815
40 changed files with 17776 additions and 0 deletions
@@ -0,0 +1,74 @@
+// 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 CHF16CombatStick : public Joystick {
+public:
+  const Description &getDescription() const override {
+    // CH F16 Combat Stick from 1995
+    static const Description description{"CH F16 Combat Stick", 3, 10, 1};
+    return description;
+  }
+
+  const State &getState() const override {
+    return m_state;
+  }
+
+  bool init() override {  
+    return true;
+  }
+
+
+  bool update() override {
+    const auto decodeHat = [](byte code) -> byte {
+      // Same as CH Flight Stick Pro. But the F16 stick has 4 positions on the hat only.
+      //                                 0  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15
+      static constexpr byte table[16] = {0, 0, 0, 7, 0, 0, 0, 5, 0, 0, 0, 3, 0, 0, 0, 1};
+      return (code < sizeof(table)) ? table[code] : 0u;
+    };
+
+    const auto decodeButtons = [](byte code) -> uint16_t {
+      // Map to 10 buttons: 5 real ones, one hat with 4 positions. Thus we need uint16 instead of byte
+      //                                     0  1  2  3  4   5    6  7   8  9   10 11   12 13  14 15
+      static constexpr uint16_t table[16] = {0, 1, 8, 0, 4, 32, 256, 0, 16, 2, 128, 0, 512, 0, 64, 0};
+      static constexpr auto tableSize = sizeof(table) / sizeof(table[0]);
+      return (code < tableSize) ? table[code] : 0u;
+    };
+
+    // The 4th axis (index 2) is ignored, because there is a big jitter
+    // and it reacts on movement of the other axes too. So you can not
+    // assign the axes to a function in your game.
+    m_state.axes[0] = m_joystick.getAxis(0);
+    m_state.axes[1] = m_joystick.getAxis(1);
+    m_state.axes[2] = m_joystick.getAxis(3); // Throttle
+    
+    const auto code = m_joystick.getButtons();
+
+    m_state.hat = decodeHat(code);
+    m_state.buttons = decodeButtons(code);
+  
+    log("Code %d : %d , A2 %d", code, m_state.buttons, m_state.axes[2] );
+    return true;
+  }
+
+private:
+  AnalogJoystick m_joystick;
+  State m_state;
+};