SnapKey Pro

Emitter.cpp

@@ -0,0 +1,10 @@
+#include <windows.h>
+#include "InputState.h"
+
+void SendKey(WORD vk, bool down) {
+    INPUT input = {};
+    input.type = INPUT_KEYBOARD;
+    input.ki.wVk = vk;
+    input.ki.dwFlags = down ? 0 : KEYEVENTF_KEYUP;
+    SendInput(1, &input, sizeof(INPUT));
+}

Hooks.cpp

@@ -0,0 +1,99 @@
+#include <windows.h>
+#include "InputState.h"
+
+HHOOK keyboardHook = NULL;
+HHOOK mouseHook = NULL;
+
+/* =========================
+   KEYBOARD HOOK
+   ========================= */
+LRESULT CALLBACK KeyboardProc(int nCode, WPARAM wParam, LPARAM lParam) {
+    if (nCode == HC_ACTION) {
+        KBDLLHOOKSTRUCT* k = (KBDLLHOOKSTRUCT*)lParam;
+
+        // Ignore injected input
+        if (k->flags & LLKHF_INJECTED) {
+            return CallNextHookEx(NULL, nCode, wParam, lParam);
+        }
+
+        bool isKeyDown = (wParam == WM_KEYDOWN || wParam == WM_SYSKEYDOWN);
+        bool isKeyUp   = (wParam == WM_KEYUP   || wParam == WM_SYSKEYUP);
+
+        if (isKeyDown || isKeyUp) {
+
+            switch (k->vkCode) {
+
+            case 'A':
+                if (isKeyDown && !pA) { pA = true; lastH = 'A'; }
+                else if (isKeyUp)      { pA = false; }
+                break;
+
+            case 'D':
+                if (isKeyDown && !pD) { pD = true; lastH = 'D'; }
+                else if (isKeyUp)      { pD = false; }
+                break;
+
+            case 'W':
+                if (isKeyDown && !pW) { pW = true; lastV = 'W'; }
+                else if (isKeyUp)      { pW = false; }
+                break;
+
+            case 'S':
+                if (isKeyDown && !pS) { pS = true; lastV = 'S'; }
+                else if (isKeyUp)      { pS = false; }
+                break;
+
+            default:
+                break;
+            }
+
+            Update();
+
+            // Block raw WASD ONLY when enabled
+            if (g_enabled &&
+                (k->vkCode == 'W' || k->vkCode == 'A' ||
+                 k->vkCode == 'S' || k->vkCode == 'D')) {
+                return 1;
+            }
+        }
+    }
+
+    return CallNextHookEx(NULL, nCode, wParam, lParam);
+}
+
+/* =========================
+   MOUSE HOOK
+   ========================= */
+LRESULT CALLBACK MouseProc(int nCode, WPARAM wParam, LPARAM lParam) {
+    if (nCode == HC_ACTION) {
+        if (wParam == WM_LBUTTONDOWN) {
+            pFire = true;
+            Update();
+        } else if (wParam == WM_LBUTTONUP) {
+            pFire = false;
+            Update();
+        }
+    }
+    return CallNextHookEx(NULL, nCode, wParam, lParam);
+}
+
+/* =========================
+   INSTALL
+   ========================= */
+void InstallKeyboardHook() {
+    keyboardHook = SetWindowsHookEx(
+        WH_KEYBOARD_LL,
+        KeyboardProc,
+        NULL,
+        0
+    );
+}
+
+void InstallMouseHook() {
+    mouseHook = SetWindowsHookEx(
+        WH_MOUSE_LL,
+        MouseProc,
+        NULL,
+        0
+    );
+}

InputState.h

@@ -0,0 +1,63 @@
+#pragma once
+#include <windows.h>
+
+// =========================
+// PHYSICAL STATE
+// =========================
+extern bool pW, pA, pS, pD;
+extern bool pFire;
+
+// =========================
+// FEATURE TOGGLES
+// =========================
+extern bool g_socd_enabled;
+extern bool g_mouse_override_enabled;
+
+// =========================
+// AXIS-SPECIFIC SOCD TOGGLES
+// =========================
+extern bool g_socd_x_enabled; // A / D
+extern bool g_socd_y_enabled; // W / S
+
+
+// =========================
+// SOCD-RESOLVED STATE
+// =========================
+extern bool sW, sA, sS, sD;
+
+// =========================
+// FINAL OUTPUT STATE
+// =========================
+extern bool lW, lA, lS, lD;
+
+// =========================
+// PREVIOUS OUTPUT STATE
+// =========================
+extern bool prevW, prevA, prevS, prevD;
+
+// =========================
+// LAST PRESSED (SOCD)
+// =========================
+extern char lastH;
+extern char lastV;
+
+// =========================
+// APP STATE
+// =========================
+extern bool g_enabled;
+
+// =========================
+// CORE
+// =========================
+void Update();
+
+// =========================
+// HOOKS
+// =========================
+void InstallKeyboardHook();
+void InstallMouseHook();
+
+// =========================
+// EMISSION
+// =========================
+void SendKey(WORD vk, bool down);