Tesseract-Engine/src/Windows/SceneWindow.cpp

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#include "SceneWindow.h"
#include "imgui.h"
#include "glm/vec3.hpp"
#include "Engine/AssetManager.h"
#include "TestModel.h"
// Globals
extern std::vector<GameObject> g_GameObjects;
extern GameObject* g_SelectedObject;
extern AssetManager g_AssetManager;
// Helper: Create a default cube GameObject
GameObject CreateDefaultCube() {
GameObject cube;
cube.name = "Cube";
cube.transform.position = glm::vec3(0.f, 0.f, 0.f);
cube.transform.rotation = glm::vec3(0.f, 0.5f, 0.f);
cube.transform.scale = glm::vec3(1.f, 1.f, 1.f);
cube.mesh.vao = CreateCubeVAO(); // Implement your VAO creation logic
cube.mesh.indexCount = 36;
cube.mesh.textureID = static_cast<unsigned int>(reinterpret_cast<uintptr_t>(
g_AssetManager.loadAsset(AssetType::TEXTURE, "assets/textures/wood.png")));
return cube;
}
// Show function implementation
void SceneWindow::Show() {
if (ImGui::Begin("Scene Window")) {
// Add Button
if (ImGui::Button("Add Object")) {
AddGameObject();
}
ImGui::Separator();
// List GameObjects
int index = 0;
for (auto it = g_GameObjects.begin(); it != g_GameObjects.end(); ++it, ++index) {
GameObject& obj = *it;
std::string uniqueID = obj.name + "##" + std::to_string(index);
if (ImGui::TreeNode(uniqueID.c_str())) {
// Select GameObject
if (ImGui::Selectable("Select", g_SelectedObject == &obj)) {
g_SelectedObject = &obj;
}
// Right-click context menu to remove GameObject
if (ImGui::BeginPopupContextItem()) {
if (ImGui::MenuItem("Remove")) {
RemoveGameObject(index);
ImGui::EndPopup();
break;
}
ImGui::EndPopup();
}
ImGui::TreePop();
}
}
ImGui::Separator();
// Show currently selected object details at the bottom
if (g_SelectedObject) {
ImGui::Text("Selected Object: %s", g_SelectedObject->name.c_str());
// Optionally add details or editable fields here
} else {
ImGui::Text("No Object Selected");
}
}
ImGui::End();
}
// AddGameObject: Adds a new GameObject
void SceneWindow::AddGameObject() {
g_GameObjects.push_back(CreateDefaultCube());
}
// RemoveGameObject: Removes a GameObject by index
void SceneWindow::RemoveGameObject(int index) {
if (index >= 0 && index < static_cast<int>(g_GameObjects.size())) {
g_GameObjects.erase(g_GameObjects.begin() + index);
g_SelectedObject = nullptr; // Clear selection if the removed object was selected
}
}
// GetSelectedObject function implementation
GameObject* SceneWindow::GetSelectedObject() const {
return g_SelectedObject;
}