Started working on Renderables

- Making sure isReady is properly set
- Making sure initialization is done correctly
- Making sure deinitialization is done correctly

include/openspace/rendering/planets/renderableplanet.h

@@ -32,8 +32,12 @@
 #include <openspace/util/updatestructures.h>
 
 // ghoul includes
-#include <ghoul/opengl/programobject.h>
-#include <ghoul/opengl/texture.h>
+namespace ghoul {
+    namespace opengl {
+        class ProgramObject;
+        class Texture;
+    }
+}
 
 namespace openspace {
 

include/openspace/rendering/renderablefieldlines.h

@@ -55,6 +55,7 @@ private:
 
 	ghoul::opengl::ProgramObject* _shader;
 	GLuint _fieldlineVAO;
+	GLuint _vertexPositionBuffer;
 
 	std::vector<GLint> _lineStart;
 	std::vector<GLsizei> _lineCount;

include/openspace/rendering/renderableplane.h

@@ -67,6 +67,7 @@ private:
 	ghoul::opengl::ProgramObject* _shader;
 	ghoul::opengl::Texture* _texture;
 	GLuint _quad;
+	GLuint _vertexPositionBuffer;
 };
 
 } // namespace openspace

include/openspace/rendering/stars/renderableconstellationbounds.h

@@ -53,6 +53,7 @@ namespace openspace {
 class RenderableConstellationBounds : public Renderable {
 public:
 	RenderableConstellationBounds(const ghoul::Dictionary& dictionary);
+	~RenderableConstellationBounds();
 
 	bool initialize() override;
 	bool deinitialize() override;

include/openspace/util/powerscaledsphere.h

@@ -56,7 +56,6 @@ private:
     GLuint _vBufferID;
     GLuint _iBufferID;
 
-    GLenum _mode;
     unsigned int _isize;
     unsigned int _vsize;
     Vertex* _varray;