skybox: added moon and stars

src/coders/gzip.h

@@ -6,7 +6,15 @@
 
 namespace gzip {
     const unsigned char MAGIC[] = "\x1F\x8B";
+
+    /* Compress bytes array to GZIP format
+     @param src source bytes array
+     @param size length of source bytes array */
     std::vector<ubyte> compress(const ubyte* src, size_t size);
+    
+    /* Decompress bytes array from GZIP 
+     @param src GZIP data
+     @param size length of GZIP data */
     std::vector<ubyte> decompress(const ubyte* src, size_t size);
 }
 

src/coders/png.cpp

@@ -355,7 +355,9 @@ Texture* png::load_texture(std::string filename) {
 		std::cerr << "Could not load texture " << filename << std::endl;
 		return nullptr;
 	}
-	return Texture::from(image.get());
+	auto texture = Texture::from(image.get());
+    texture->setNearestFilter();
+    return texture;
 }
 
 void png::write_image(std::string filename, const ImageData* image) {