Initial commit: wowee native WoW 3.3.5a client

include/rendering/starfield.hpp

@@ -0,0 +1,76 @@
+#pragma once
+
+#include <memory>
+#include <vector>
+#include <glm/glm.hpp>
+
+namespace wowee {
+namespace rendering {
+
+class Shader;
+class Camera;
+
+/**
+ * Star field renderer
+ *
+ * Renders a field of stars across the night sky.
+ * Stars fade in at dusk and out at dawn.
+ */
+class StarField {
+public:
+    StarField();
+    ~StarField();
+
+    bool initialize();
+    void shutdown();
+
+    /**
+     * Render the star field
+     * @param camera Camera for view matrix
+     * @param timeOfDay Time of day in hours (0-24)
+     */
+    void render(const Camera& camera, float timeOfDay);
+
+    /**
+     * Update star twinkle animation
+     */
+    void update(float deltaTime);
+
+    /**
+     * Enable/disable star rendering
+     */
+    void setEnabled(bool enabled) { renderingEnabled = enabled; }
+    bool isEnabled() const { return renderingEnabled; }
+
+    /**
+     * Get number of stars
+     */
+    int getStarCount() const { return starCount; }
+
+private:
+    void generateStars();
+    void createStarBuffers();
+    void destroyStarBuffers();
+
+    float getStarIntensity(float timeOfDay) const;
+
+    std::unique_ptr<Shader> starShader;
+
+    struct Star {
+        glm::vec3 position;
+        float brightness;    // 0.3 to 1.0
+        float twinklePhase;  // 0 to 2π for animation
+    };
+
+    std::vector<Star> stars;
+    int starCount = 1000;
+
+    uint32_t vao = 0;
+    uint32_t vbo = 0;
+
+    float twinkleTime = 0.0f;
+    bool renderingEnabled = true;
+};
+
+} // namespace rendering
+} // namespace wowee