GEEKING

Rendering/GfxRender/Sky.h

@@ -0,0 +1,105 @@
+#pragma once
+
+#include "TextureRef.h"
+
+#include "util/G3DCore.h"
+
+namespace RBX
+{
+class ContentId;
+}
+
+namespace G3D
+{
+class LightingParameters;
+}
+
+namespace RBX
+{
+namespace Graphics
+{
+
+class VisualEngine;
+class DeviceContext;
+class RenderCamera;
+class GeometryBatch;
+class VertexLayout;
+class VertexBuffer;
+
+class Sky
+{
+public:
+	Sky(VisualEngine* visualEngine);
+	~Sky();
+    
+    void update(const G3D::LightingParameters& lighting, int starCount, bool drawCelestialBodies);
+
+    void prerender(); // call as early as possible, before the envmap update
+    void render(DeviceContext* context, const RenderCamera& camera, bool drawStars = true);
+
+	void setSkyBoxDefault();
+	void setSkyBox(const ContentId& rt, const ContentId& lf, const ContentId& bk, const ContentId& ft, const ContentId& up, const ContentId& dn);
+    bool isReady() const { return readyState; }
+
+private:
+    struct Star
+	{
+        Vector3 position;
+        float intensity;
+	};
+
+    struct StarData
+	{
+        std::vector<Star> stars;
+        scoped_ptr<GeometryBatch> batch;
+		shared_ptr<VertexBuffer> buffer;
+
+        void resize(Sky* sky, unsigned int count, bool dynamic);
+        void reset();
+	};
+
+	enum Brightness
+	{
+		Brightness_Bright,
+		Brightness_Dimmer,
+		Brightness_Dim,
+        Brightness_None
+	};
+
+    VisualEngine* visualEngine;
+
+    shared_ptr<VertexLayout> layout;
+
+    scoped_ptr<GeometryBatch> quad;
+
+    TextureRef skyBox[6];
+    TextureRef skyBoxLoading[6];
+
+    Color3 skyColor;
+    Color3 skyColor2;
+
+    bool drawSunMoon;
+    Vector3 sunPosition;
+    Color4 sunColor;
+    TextureRef sun;
+
+    Vector3 moonPosition;
+    Color4 moonColor;
+    TextureRef moon;
+
+	Brightness starLight;
+    StarData starsNormal;
+    StarData starsTwinkle;
+    int starTwinkleCounter;
+    bool readyState;
+
+	void loadSkyBoxDefault(TextureRef* textures);
+	void loadSkyBox(TextureRef* textures, const ContentId& rt, const ContentId& lf, const ContentId& bk, const ContentId& ft, const ContentId& up, const ContentId& dn);
+
+	void createStarField(int starCount);
+	void updateStarsNormal();
+    void updateStarsTwinkle();
+};
+
+}
+}