ADD: object movement system

src/scene/vk_scene.cpp

@@ -344,6 +344,28 @@ void SceneManager::addMeshInstance(const std::string &name, std::shared_ptr<Mesh
     dynamicMeshInstances[name] = std::move(inst);
 }
 
+bool SceneManager::getMeshInstanceTransform(const std::string &name, glm::mat4 &outTransform)
+{
+    auto it = dynamicMeshInstances.find(name);
+    if (it == dynamicMeshInstances.end())
+    {
+        return false;
+    }
+    outTransform = it->second.transform;
+    return true;
+}
+
+bool SceneManager::setMeshInstanceTransform(const std::string &name, const glm::mat4 &transform)
+{
+    auto it = dynamicMeshInstances.find(name);
+    if (it == dynamicMeshInstances.end())
+    {
+        return false;
+    }
+    it->second.transform = transform;
+    return true;
+}
+
 bool SceneManager::removeMeshInstance(const std::string &name)
 {
     return dynamicMeshInstances.erase(name) > 0;
@@ -391,6 +413,17 @@ bool SceneManager::removeGLTFInstance(const std::string &name)
     return true;
 }
 
+bool SceneManager::getGLTFInstanceTransform(const std::string &name, glm::mat4 &outTransform)
+{
+    auto it = dynamicGLTFInstances.find(name);
+    if (it == dynamicGLTFInstances.end())
+    {
+        return false;
+    }
+    outTransform = it->second.transform;
+    return true;
+}
+
 bool SceneManager::setGLTFInstanceTransform(const std::string &name, const glm::mat4 &transform)
 {
     auto it = dynamicGLTFInstances.find(name);

src/scene/vk_scene.h

@@ -95,6 +95,8 @@ public:
     void addMeshInstance(const std::string &name, std::shared_ptr<MeshAsset> mesh,
                          const glm::mat4 &transform = glm::mat4(1.f),
                          std::optional<BoundsType> boundsType = {});
+    bool getMeshInstanceTransform(const std::string &name, glm::mat4 &outTransform);
+    bool setMeshInstanceTransform(const std::string &name, const glm::mat4 &transform);
     bool removeMeshInstance(const std::string &name);
     void clearMeshInstances();
 
@@ -108,6 +110,7 @@ public:
     void addGLTFInstance(const std::string &name, std::shared_ptr<LoadedGLTF> scene,
                          const glm::mat4 &transform = glm::mat4(1.f));
     bool removeGLTFInstance(const std::string &name);
+    bool getGLTFInstanceTransform(const std::string &name, glm::mat4 &outTransform);
     bool setGLTFInstanceTransform(const std::string &name, const glm::mat4 &transform);
     void clearGLTFInstances();