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+/** CSci-4611 Assignment 3: Earthquake
+ */
+
+#ifndef EARTH_H_
+#define EARTH_H_
+
+#include <mingfx.h>
+using namespace mingfx;
+
+
+/** This class can draw a textured earth as either a plane or a sphere or
+ somewhere inbetween in order to support morphing from one shape to another.
+ */
+class Earth {
+public:
+ Earth();
+ virtual ~Earth();
+
+ /// Load texture and define geometry. Initializes the mesh to the planar
+ /// version of the earth. The searchPath is for finding the texture file.
+ void Init(const std::vector<std::string> &search_path);
+
+ /// Draw the Earth to screen using the current version of the mesh set with
+ /// the last call to UpdateMesh.
+ void Draw(const Matrix4 &model_matrix, const Matrix4 &view_matrix, const Matrix4 &proj_matrix);
+
+ /// Given latitude and longitude, calculate 3D position for the flat earth
+ /// model that lies on a plane
+ Point3 LatLongToPlane(double latitude, double longitude) const;
+
+ /// Given latitude and longitude, calculate the 3D position for the spherical
+ /// earth model.
+ Point3 LatLongToSphere(double latitude, double longitude) const;
+
+ /// This can be a helpful debugging aid when creating your triangle mesh. It
+ /// draws the triangles and normals for the current earth mesh.
+ void DrawDebugInfo(const Matrix4 &model_matrix, const Matrix4 &view_matrix, const Matrix4 &proj_matrix);
+
+protected:
+
+ // Stores the earth texture map
+ Texture2D earth_tex_;
+
+ // Stores the earth geometry as a renderable mesh
+ Mesh earth_mesh_;
+
+ // Renders meshes with texture and some simple shading
+ DefaultShader shader_;
+ DefaultShader::MaterialProperties earth_material_;
+
+ // Used only for the DrawDebugInfo() routine
+ QuickShapes quick_shapes_;
+};
+
+
+#endif
+ \ No newline at end of file