OpenGL gui working. Added sketch of the pheromone map. Added shaders.

pheromone.hpp

@@ -0,0 +1,26 @@
+#ifndef PHEROMONE_HPP
+#define PHEROMONE_HPP
+
+#include <GL/gl.h>
+#include <semaphore.h>
+
+class PheromoneMap {
+public:
+  PheromoneMap(const char * file_name);
+  ~PheromoneMap();
+
+  GLuint s_build_texture();
+  
+private:
+  unsigned char * data;
+  unsigned        m_width;
+  unsigned        m_height;
+  unsigned char   m_bpp;
+  sem_t map_semaphore;
+  bool tex_created;
+  GLuint handle;
+
+  void load_map(const char * file_name);
+};
+
+#endif