fix cross compilation for windows (disable boost.stacktrace + use sqrt instead of rsqrt)

flake.nix

@@ -27,6 +27,7 @@ rec {
             config = "x86_64-w64-mingw32";
           };
           config.allowUnfree = true;
+          overlays = [];
         };
 
         # ===========================================================================================
@@ -190,7 +191,15 @@ rec {
             raylib
             raygui
             thread-pool
-            boost
+
+            # Disable stacktrace since that's platform dependant and won't cross compile to windows
+            # https://github.com/NixOS/nixpkgs/blob/master/pkgs/development/libraries/boost/generic.nix#L43
+            (boost.override {
+              enableShared = false;
+              extraB2Args = [
+                "--without-stacktrace"
+              ];
+            })
           ];
 
           cmakeFlags = [

include/config.hpp

@@ -11,6 +11,7 @@
 #define NOUSER // All USER defines and routines
 #endif
 #define BS_THREAD_POOL_NATIVE_EXTENSIONS
+// ReSharper disable once CppUnusedIncludeDirective
 #include <BS_thread_pool.hpp>
 #if defined(_WIN32) // raylib uses these names as function parameters
 #undef near

src/main.cpp

@@ -14,25 +14,21 @@
 #include <tracy/Tracy.hpp>
 #endif
 
-// TODO: Manual movement is now completely broken
-
 // TODO: Add state space generation time to debug overlay
 
-// TODO: Improve solver
-//       - Implement state discovery/enumeration
-//         - Find all possible initial board states (single one for each
-//           possible statespace). Currently wer're just finding all states
-//           given the initial state
+// TODO: Implement state discovery/enumeration
+//       - Find all possible initial board states (single one for each possible statespace).
+//         Currently wer're just finding all states given the initial state
 //       - Would allow to generate random puzzles with a certain move count
 
-// TODO: Move selection accordingly when undoing moves (need to diff two states
-//       and get the moved blocks)
+// TODO: Move selection accordingly when undoing moves (need to diff two states and get the moved blocks)
 
 // TODO: Click states in the graph to display them in the board
 
 // For profiling explore_state_space
 auto main2(int argc, char* argv[]) -> int
 {
+    // Supercompo
     const puzzle p = puzzle(
         "S:[4x5] G:[1,3] M:[F] B:[{_ 2X2 _ _} {1x1 _ _ 1x1} {1x2 2x1 _ 1x2} {_ 2x1 _ _} {1x1 2x1 _ 1x1}]");
 

src/mass_spring_system.cpp

@@ -21,7 +21,7 @@ auto mass_spring_system::calculate_spring_force(const size_t s) -> void
     const Vector3 delta_vel = a_vel - b_vel;
 
     const float sq_len = Vector3DotProduct(delta_pos, delta_pos);
-    const float inv_len = rsqrt(sq_len);
+    const float inv_len = 1.0f / sqrt(sq_len);
     const float len = sq_len * inv_len;
 
     const float hooke = SPRING_CONSTANT * (len - REST_LENGTH);