Move source to src.

src/shader.h

@@ -0,0 +1,49 @@
+// -*- C++ -*-
+
+#ifndef _SHADER_H
+#define _SHADER_H
+
+#include <OpenGL/gl.h>
+
+namespace mbostock {
+
+  class Model;
+
+  class Shader {
+  public:
+    virtual ~Shader() {};
+
+    virtual void initialize() {}
+    virtual void display(Model& model) = 0;
+  };
+
+  class GlslShader : public Shader {
+  public:
+    GlslShader(const char* vertexPath, const char* fragmentPath);
+    virtual ~GlslShader();
+
+    virtual void initialize();
+    virtual void display(Model& model);
+
+  private:
+    void attach(const char* path, GLenum shaderType);
+    void link();
+
+    const char* vertexPath_;
+    const char* fragmentPath_;
+    GLuint program_;
+  };
+
+  class Shaders {
+  public:
+    static Shader* defaultShader();
+    static Shader* normalShader();
+    static Shader* wireframeShader();
+
+  private:
+    Shaders();
+  };
+
+}
+
+#endif