Added compression to asset packs

NothinFancy/NothinFancy.vcxproj

@@ -67,7 +67,7 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
     </Link>
     <Lib>
-      <AdditionalDependencies>glew32s.lib;opengl32.lib;freetype.lib;xaudio2.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>glew32s.lib;opengl32.lib;freetype.lib;xaudio2.lib;Cabinet.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Lib>
     <Lib>
       <AdditionalLibraryDirectories>$(ProjectDir)dep\lib\;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
@@ -96,7 +96,7 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
     </Link>
     <Lib>
-      <AdditionalDependencies>glew32s.lib;opengl32.lib;freetype.lib;xaudio2.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>glew32s.lib;opengl32.lib;freetype.lib;xaudio2.lib;Cabinet.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Lib>
     <Lib>
       <AdditionalLibraryDirectories>$(ProjectDir)dep\lib\;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>

NothinFancy/src/Assets.cpp

@@ -50,7 +50,7 @@ namespace nf {
 
 	void AssetPack::load(const char* packName) {
 		std::string path = "assets/" + (std::string)packName;
-		std::string packContents = readFile(path);
+		std::string packContents = readFile(path, true);
 		std::string packContentsOBJ = packContents;
 		std::unordered_map<std::string, ACubemap*> cubemaps;
 		std::unordered_map<std::string, AButton*> buttons;

NothinFancy/src/Utility.cpp

@@ -2,11 +2,15 @@
 #include <iostream>
 #include <sstream>
 #include <fstream>
+#include <Windows.h>
+#include <compressapi.h>
 #include "glm/glm.hpp"
 
 #include "Config.h"
 
 namespace nf {
+	static DECOMPRESSOR_HANDLE s_dHandle;
+
 #ifdef _DEBUG
 	void Debug::LogImp(const char* in) {
 		std::chrono::duration<float> time = getCurrentTime();
@@ -93,7 +97,10 @@ namespace nf {
 		out.close();
 	}
 
-	std::string readFile(const std::string& filename) {
+	std::string readFile(const std::string& filename, bool compressed) {
+		if (!s_dHandle)
+			CreateDecompressor(COMPRESS_ALGORITHM_XPRESS_HUFF, NULL, &s_dHandle);
+
 		std::ifstream in;
 		in.open(filename, std::ios::binary);
 		if (!in)
@@ -101,6 +108,16 @@ namespace nf {
 		std::stringstream ss;
 		ss << in.rdbuf();
 		std::string read(ss.str());
+
+		if (compressed) {
+			size_t decompSize;
+			Decompress(s_dHandle, &read[0], read.size(), NULL, 0, &decompSize);
+			char* buff = new char[decompSize];
+			Decompress(s_dHandle, &read[0], read.size(), buff, decompSize, &decompSize);
+			read = std::string(buff, decompSize);
+			delete[] buff;
+		}
+
 		if (read.size() > 4 && read.substr(0, 4) == "NFEF") {
 			read = read.substr(4);
 			for (unsigned int i = 0; i < read.size(); i++)

NothinFancy/src/include/Utility.h

@@ -89,5 +89,5 @@ std::exit(-1);}
 	const wchar_t* toWide(const char* in);
 	const wchar_t* toWide(const std::string& in);
 	void writeFile(const std::string& filename, const std::string& in, bool encrypted = false);
-	std::string readFile(const std::string& filename);
+	std::string readFile(const std::string& filename, bool compressed = false);
 }