Starting work on Android port

include/Helpers/Logger.cpp

@@ -1,5 +1,9 @@
 #include "Logger.hpp"
 #include <stdexcept>
+#include <iostream>
+#ifdef __ANDROID__
+#include <android/log.h>
+#endif
 
 Logger Logger::global;
 
@@ -20,3 +24,11 @@ void Logger::log(const std::string& log, const std::string& text) {
     else
         it->second(text);
 }
+
+void Logger::cross_platform_println(const std::string& text) {
+#ifdef __ANDROID__
+    __android_log_print(ANDROID_LOG_INFO, "Logger", "%s", text.c_str());
+#else
+    std::cout << text << std::endl;
+#endif
+}

include/Helpers/Logger.hpp

@@ -8,6 +8,7 @@ class Logger {
         static Logger& get();
         void add_log(const std::string& log, const std::function<void(const std::string&)> callback);
         void log(const std::string& log, const std::string& text);
+        void cross_platform_println(const std::string& text);
     private:
         static Logger global;
         std::mutex logMutex;

include/Helpers/Parallel.hpp

@@ -6,7 +6,7 @@
 #endif
 
 template <typename ContainerType> void parallel_loop_container(const ContainerType& c, std::function<void(const typename ContainerType::value_type&)> func, bool forceSingleThread = false) {
-#ifdef __EMSCRIPTEN__
+#if defined(__EMSCRIPTEN__) || defined(__ANDROID__)
     std::for_each(c.begin(), c.end(), func);
 #else
     if(forceSingleThread)

include/Helpers/StringHelpers.cpp

@@ -2,6 +2,7 @@
 #include <fstream>
 #include <algorithm>
 #include <regex>
+#include <SDL3/SDL_iostream.h>
 
 std::vector<std::string> split_string_by_token(std::string str, std::string token) {
     // slightly modified from: https://stackoverflow.com/a/46943631
@@ -44,27 +45,18 @@ std::string byte_vector_to_hex_str(const std::vector<uint8_t>& byteVec) {
 }
 
 std::string read_file_to_string(const std::filesystem::path& filePath) {
+    // Could also use SDL_LoadFile, but that allocates into a void* and involves a copy into std::string
+
     std::string toRet;
-    // https://nullptr.org/cpp-read-file-into-string/
-    std::ifstream file(filePath, std::ios::in | std::ios::binary | std::ios::ate);
-
-    if(!file.is_open())
-        throw std::runtime_error("[read_file_to_string] Could not open file");
-
-    size_t resourcesize;
-
-    auto tellgResult = file.tellg();
-
-    if(tellgResult == -1)
-        throw std::runtime_error("[read_file_to_string] tellg failed for file");
-
-    resourcesize = static_cast<size_t>(tellgResult);
-
-    file.seekg(0, std::ios_base::beg);
-    toRet.resize(resourcesize);
-    file.read(toRet.data(), resourcesize);
-    file.close();
-
+    SDL_IOStream* file = SDL_IOFromFile(filePath.c_str(), "rb");
+    if(!file)
+        throw std::runtime_error("[read_file_to_string] Could not open file " + filePath.string());
+    Sint64 fileSize = SDL_GetIOSize(file);
+    if(fileSize < 0)
+        throw std::runtime_error("[read_file_to_string] tellg failed for file " + filePath.string());
+    toRet.resize(fileSize);
+    SDL_ReadIO(file, toRet.data(), fileSize);
+    SDL_CloseIO(file);
     return toRet;
 }