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include/ModelUnmanaged.hpp

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+#ifndef RAYLIB_CPP_INCLUDE_MODELUNMANAGED_HPP_
+#define RAYLIB_CPP_INCLUDE_MODELUNMANAGED_HPP_
+
+#include <string>
+
+#include "./BoundingBox.hpp"
+#include "./RaylibException.hpp"
+#include "./raylib-cpp-utils.hpp"
+#include "./raylib.hpp"
+
+namespace raylib {
+/**
+ * A Model that is not managed by C++ RAII.
+ *
+ * Make sure to Unload() this if needed, otherwise use raylib::Model.
+ *
+ * @see raylib::Model
+ */
+class ModelUnmanaged : public ::Model {
+public:
+    /**
+     * Default constructor.
+     */
+    ModelUnmanaged() {}
+
+    /**
+     * Creates a ModelUnmanaged from an existing Model struct.
+     */
+    ModelUnmanaged(const ::Model& model) : ::Model(model) {}
+
+    /**
+     * Loads a Model from the given file.
+     *
+     * @throws raylib::RaylibException Throws if failed to load the Model.
+     */
+    ModelUnmanaged(const std::string& fileName) { Load(fileName); }
+
+    /**
+     * Loads a Model from the given Mesh.
+     *
+     * @throws raylib::RaylibException Throws if failed to load the Model.
+     */
+    ModelUnmanaged(const ::Mesh& mesh) { Load(mesh); }
+
+    GETTERSETTER(::Matrix, Transform, transform)
+    GETTERSETTER(int, MeshCount, meshCount)
+    GETTERSETTER(int, MaterialCount, materialCount)
+    GETTERSETTER(::Mesh*, Meshes, meshes)
+    GETTERSETTER(::Material*, Materials, materials)
+    GETTERSETTER(int*, MeshMaterial, meshMaterial)
+    GETTERSETTER(int, BoneCount, skeleton.boneCount)
+    GETTERSETTER(::BoneInfo*, Bones, skeleton.bones)
+    GETTERSETTER(::Transform*, BindPose, skeleton.bindPose)
+    GETTERSETTER(::ModelAnimPose, CurrentPose, currentPose)
+    GETTERSETTER(::Matrix*, BoneMatrices, boneMatrices)
+
+    ModelUnmanaged& operator=(const ::Model& model) {
+        set(model);
+        return *this;
+    }
+
+    [[nodiscard]] std::string ToString() const { return TextFormat("Model(meshCount=%d, materialCount=%d)", meshCount, materialCount); }
+
+    operator std::string() const { return ToString(); }
+
+    /**
+     * Loads a Model from the given file.
+     *
+     * @throws raylib::RaylibException Throws if failed to load the Model.
+     */
+    void Load(const std::string& fileName) {
+        set(::LoadModel(fileName.c_str()));
+        if (!IsValid()) {
+            throw RaylibException("Failed to load Model from " + fileName);
+        }
+    }
+
+    /**
+     * Loads a Model from the given Mesh.
+     *
+     * @throws raylib::RaylibException Throws if failed to load the Model.
+     */
+    void Load(const ::Mesh& mesh) {
+        set(::LoadModelFromMesh(mesh));
+        if (!IsValid()) {
+            throw RaylibException("Failed to load Model from Mesh");
+        }
+    }
+
+    /**
+     * Unload model (including meshes) from memory (RAM and/or VRAM).
+     */
+    void Unload() {
+        if (meshes != nullptr || materials != nullptr) {
+            ::UnloadModel(*this);
+            meshes = nullptr;
+            materials = nullptr;
+        }
+    }
+
+    /**
+     * Set material for a mesh.
+     */
+    ModelUnmanaged& SetMeshMaterial(int meshId, int materialId) {
+        ::SetModelMeshMaterial(this, meshId, materialId);
+        return *this;
+    }
+
+    /**
+     * Update model animation pose.
+     */
+    ModelUnmanaged& UpdateAnimation(const ::ModelAnimation& anim, float frame) {
+        ::UpdateModelAnimation(*this, anim, frame);
+        return *this;
+    }
+
+    /**
+     * Blend two model animation poses.
+     */
+    ModelUnmanaged& BlendAnimation(
+        const ::ModelAnimation& animA,
+        float frameA,
+        const ::ModelAnimation& animB,
+        float frameB,
+        float blend) {
+        ::UpdateModelAnimationEx(*this, animA, frameA, animB, frameB, blend);
+        return *this;
+    }
+
+    /**
+     * Check model animation skeleton match.
+     */
+    RLCPP_NODISCARD bool IsModelAnimationValid(const ::ModelAnimation& anim) const {
+        return ::IsModelAnimationValid(*this, anim);
+    }
+
+    /**
+     * Draw a model (with texture if set).
+     */
+    void Draw(::Vector3 position, float scale = 1.0f, ::Color tint = {255, 255, 255, 255}) const {
+        ::DrawModel(*this, position, scale, tint);
+    }
+
+    /**
+     * Draw a model with extended parameters.
+     */
+    void Draw(
+        ::Vector3 position,
+        ::Vector3 rotationAxis,
+        float rotationAngle = 0.0f,
+        ::Vector3 scale = {1.0f, 1.0f, 1.0f},
+        ::Color tint = {255, 255, 255, 255}) const {
+        ::DrawModelEx(*this, position, rotationAxis, rotationAngle, scale, tint);
+    }
+
+    /**
+     * Draw a model wires (with texture if set).
+     */
+    void DrawWires(::Vector3 position, float scale = 1.0f, ::Color tint = {255, 255, 255, 255}) const {
+        ::DrawModelWires(*this, position, scale, tint);
+    }
+
+    /**
+     * Draw a model wires (with texture if set) with extended parameters.
+     */
+    void DrawWires(
+        ::Vector3 position,
+        ::Vector3 rotationAxis,
+        float rotationAngle = 0.0f,
+        ::Vector3 scale = {1.0f, 1.0f, 1.0f},
+        ::Color tint = {255, 255, 255, 255}) const {
+        ::DrawModelWiresEx(*this, position, rotationAxis, rotationAngle, scale, tint);
+    }
+
+    /**
+     * Compute model bounding box limits (considers all meshes).
+     */
+    RLCPP_NODISCARD BoundingBox GetBoundingBox() const { return ::GetModelBoundingBox(*this); }
+
+    /**
+     * Compute model bounding box limits (considers all meshes).
+     */
+    explicit operator BoundingBox() const { return ::GetModelBoundingBox(*this); }
+
+    /**
+     * Determines whether or not the Model has data in it.
+     */
+    RLCPP_NODISCARD bool IsValid() const { return ::IsModelValid(*this); }
+
+protected:
+    void set(const ::Model& model) {
+        transform = model.transform;
+
+        meshCount = model.meshCount;
+        materialCount = model.materialCount;
+        meshes = model.meshes;
+        materials = model.materials;
+        meshMaterial = model.meshMaterial;
+
+        skeleton.boneCount = model.skeleton.boneCount;
+        skeleton.bones = model.skeleton.bones;
+        skeleton.bindPose = model.skeleton.bindPose;
+        currentPose = model.currentPose;
+        boneMatrices = model.boneMatrices;
+    }
+};
+} // namespace raylib
+
+using RModelUnmanaged = raylib::ModelUnmanaged;
+
+#endif // RAYLIB_CPP_INCLUDE_MODELUNMANAGED_HPP_