remove unneeded use of std::string

src/hexgame.cpp

@@ -11,7 +11,6 @@
 #define CONE_ANGLE 30
 
 
-#include <string>
 #include <vector>
 
 #if defined(_WIN32)
@@ -491,7 +490,7 @@ int main(int argc, char* argv[])
 		}
 
 		// pre-load textures
-		std::string path = "../data/coords.layout.flat.png";
+		const char * path = "../data/coords.layout.flat.png";
 		if (!addTexture(handles, path))
 		{
 			LOG(ERROR) << "Error adding " << path << "\n";

src/renderer.h

@@ -121,7 +121,7 @@ camera g_camera;
 // Interface
 
 bool initRenderer(SDL_Handles &handles, v2i vpDims);
-bool addTexture(SDL_Handles &handles, std::string path);
+bool addTexture(SDL_Handles &handles, const char * path);
 bool createScene(std::vector<hex_info>* hexes);
 void moveCamera(bool up, bool left, bool down, bool right, bool forward, bool backward);
 void rollCamera(bool CW, bool CCW);
@@ -217,11 +217,11 @@ initRenderer(SDL_Handles &handles, v2i vpDims)
 }
 
 bool
-addTexture(SDL_Handles &handles, std::string path)
+addTexture(SDL_Handles &handles, const char * path)
 {
 	// testing
 	LOG(INFO) << "Loading image: " << path << "\n";
-	SDL_Surface* image = IMG_Load(path.c_str());
+	SDL_Surface* image = IMG_Load(path);
 
 	if (!image)
 	{