Added sparks

src/Character.h

@@ -3,6 +3,7 @@
 #include "render/Renderer.h"
 #include "render/TextureManager.h"
 #include "items/Item.h"
+#include "SparkEmitter.h"
 #include <functional>
 #include <memory>
 #include <map>
@@ -51,7 +52,19 @@ public:
     void drawWithShadow(Renderer& renderer, const Eigen::Matrix4f& lightFromCamera, GLuint shadowMapTex, const Eigen::Vector3f& lightDirCamera);
 
 
-	void applyDamage(float damageAmount);
+	// attackDirection is a world-space horizontal vector pointing from the
+	// attacker toward this character — i.e. the direction the hit pushes
+	// them. A zero vector disables directional sparks (isotropic burst).
+	void applyDamage(float damageAmount, const Eigen::Vector3f& attackDirection = Eigen::Vector3f::Zero());
+
+	// Configures the per-character hit-spark emitter with the shared spark
+	// texture. Safe to call once per character after construction.
+	void setupHitSparks(std::shared_ptr<Texture> sparkTexture);
+
+	// Call per-frame between update() and draw(), with the active camera
+	// view matrix (world → eye). The emitter billboards and sorts its
+	// particles against that camera before its VBO is uploaded.
+	void prepareHitSparksForDraw(const Eigen::Matrix4f& cameraViewMatrix);
 
     // Public: read by Game for camera tracking and ray-cast origin
     Eigen::Vector3f position = Eigen::Vector3f(0.f, 0.f, 0.f);
@@ -92,6 +105,8 @@ public:
     std::string weaponAttachBoneName = "RightHand";
     bool showWeapon = true;
 
+    SparkEmitter hitSparkEmitter;
+
 
 private: