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project/Vacuum.cpp

@@ -0,0 +1,69 @@
+#include "Vacuum.h"
+
+#include "helpers.h"
+
+#include <string>
+
+namespace {
+constexpr float kAttractStrength = 1.0f;
+}
+
+VacuumModule::VacuumModule()
+    : BaseModule("Vacuum", "Vacuum", ModuleCategory::World) {}
+
+void VacuumModule::RegisterTab() {
+    monster_on_ = false;
+}
+
+void VacuumModule::Render() {
+    if (!ImGui::CollapsingHeader(Tr("Vacuum"), ImGuiTreeNodeFlags_DefaultOpen)) {
+        return;
+    }
+
+    bool vacuum_enabled = Enabled();
+    const std::string vacuum_toggle_label = std::string(Tr("Vacuum")) + "##vacuum_toggle";
+    if (ImGui::Checkbox(vacuum_toggle_label.c_str(), &vacuum_enabled)) {
+        SetEnabled(vacuum_enabled);
+    }
+    ImGui::Checkbox(Tr("Monster"), &monster_on_);
+}
+
+void VacuumModule::Update() {
+    if (!Enabled()) {
+        return;
+    }
+
+    using FnCameraMain = void* (*)(void*);
+    using FnGetTransform = void* (*)(void*);
+    using FnGetPosition = Vec3* (*)(void*);
+    using FnAddForce = void (*)(void*, Vec3*, int);
+
+    auto camera_main = GetIl2cppFn<FnCameraMain>(IL2CPP::Camera_get_main);
+    auto get_transform = GetIl2cppFn<FnGetTransform>(IL2CPP::GameObject_get_transform);
+    auto get_position = GetIl2cppFn<FnGetPosition>(IL2CPP::Transform_get_position);
+    auto add_force = GetIl2cppFn<FnAddForce>(IL2CPP::Rigidbody_AddForce);
+    if (!camera_main || !get_transform || !get_position || !add_force) {
+        return;
+    }
+
+    void* camera = camera_main(nullptr);
+    if (!camera) {
+        return;
+    }
+    void* cam_transform = get_transform(camera);
+    if (!cam_transform) {
+        return;
+    }
+    Vec3* cam_pos = get_position(cam_transform);
+    if (!cam_pos) {
+        return;
+    }
+
+    Vec3 force{};
+    force.x = cam_pos->x * kAttractStrength;
+    force.y = cam_pos->y * kAttractStrength;
+    force.z = cam_pos->z * kAttractStrength;
+
+    (void)add_force;
+    (void)monster_on_;
+}