NPC code

src/Character.h

@@ -0,0 +1,59 @@
+#pragma once
+#include "BoneAnimatedModel.h"
+#include "render/Renderer.h"
+#include "render/TextureManager.h"
+#include <memory>
+#include <map>
+#include <string>
+#include <cstdint>
+
+namespace ZL {
+
+enum class AnimationState {
+    IDLE = 0,
+    WALK = 1
+};
+
+class Character {
+public:
+    void loadAnimation(AnimationState state, const std::string& filename, const std::string& zipFile = "");
+    void setTexture(std::shared_ptr<Texture> texture);
+    void update(int64_t deltaMs);
+    void setTarget(const Eigen::Vector3f& target);
+    void draw(Renderer& renderer);
+
+    // Public: read by Game for camera tracking and ray-cast origin
+    Eigen::Vector3f position = Eigen::Vector3f(0.f, 0.f, 0.f);
+    float facingAngle = 0.0f;
+
+    // Per-character tuning — set after construction, before first update
+    float walkSpeed = 3.0f;
+    float rotationSpeed = 4.0f;
+    float modelScale = 0.12f;
+    // Applied after scale, fixes model-space orientation (e.g. Blender Z-up exports)
+    Eigen::Quaternionf modelCorrectionRotation = Eigen::Quaternionf::Identity();
+
+private:
+    struct AnimationData {
+        BoneSystem model;
+        VertexRenderStruct modelMutable;
+        float currentFrame = 0.f;
+        int lastFrame = -1;
+        int totalFrames = 1;
+    };
+
+    std::map<AnimationState, AnimationData> animations;
+    AnimationState currentState = AnimationState::IDLE;
+    std::shared_ptr<Texture> texture;
+
+    Eigen::Vector3f walkTarget = Eigen::Vector3f(0.f, 0.f, 0.f);
+    float targetFacingAngle = 0.0f;
+
+    static constexpr float WALK_THRESHOLD = 0.05f;
+
+    // Returns the animation state to actually play/draw, falling back to IDLE
+    // if the requested state has no loaded animation.
+    AnimationState resolveActiveState() const;
+};
+
+} // namespace ZL