Add PfmImage and PnmImage classes

openVulkanoCpp/IO/Files/Pnm.hpp

@@ -103,19 +103,25 @@ namespace openVulkanoCpp
 			}
 			return size;
 		}
+	};
 
-		static std::pair<PnmHeader, std::unique_ptr<char[]>> ReadImage(std::istream& inStream)
+	struct PnmImage
+	{
+		PnmHeader header;
+		std::unique_ptr<char[]> image;
+
+		static PnmImage ReadImage(std::istream& inStream)
 		{
-			std::pair<PnmHeader, std::unique_ptr<char[]>> image;
-			inStream >> image.first;
+			PnmImage image;
+			inStream >> image.header;
 
 			// TODO handle ascii mode
-			if (image.first.ascii) throw std::runtime_error("ascii mode not supported!");
+			if (image.header.ascii) throw std::runtime_error("ascii mode not supported!");
 
-			size_t size = image.first.GetImageSize();
-			image.second = std::make_unique<char[]>(size);
-			inStream.read(image.second.get(), size);
+			size_t size = image.header.GetImageSize();
+			image.image = std::make_unique<char[]>(size);
+			inStream.read(image.image.get(), size);
 			return image;
-		};
+		}
 	};
 }