From 65fc766edbf665f19a6b5455d34b1b64010caddd Mon Sep 17 00:00:00 2001
From: Gtker <git@gtker.com>
Date: Thu, 6 Jul 2023 17:27:01 +0200
Subject: [PATCH] Add line of sight to C API

---
 pathfind/pathfind_c_bindings.cpp | 22 ++++++++++++++++++++++
 pathfind/pathfind_c_bindings.hpp |  5 +++++
 2 files changed, 27 insertions(+)

diff --git a/pathfind/pathfind_c_bindings.cpp b/pathfind/pathfind_c_bindings.cpp
index 6c41fba..3e2c49e 100644
--- a/pathfind/pathfind_c_bindings.cpp
+++ b/pathfind/pathfind_c_bindings.cpp
@@ -228,4 +228,26 @@ PathfindResultType pathfind_find_height(pathfind::Map* const map, float start_x,
         return static_cast<PathfindResultType>(Result::UNKNOWN_EXCEPTION);
     }
 }
+
+PathfindResultType pathfind_line_of_sight(pathfind::Map* map,
+                                          float start_x, float start_y, float start_z,
+                                          float stop_x, float stop_y, float stop_z,
+                                          uint8_t* const line_of_sight) {
+    try
+    {
+        if (map->LineOfSight({start_x, start_y, start_z}, {stop_x, stop_y, stop_z})) {
+            *line_of_sight = 1;
+        } else {
+            *line_of_sight = 0;
+        }
+    }
+    catch (utility::exception& e)
+    {
+        return static_cast<PathfindResultType>(e.ResultCode());
+    }
+    catch (...)
+    {
+        return static_cast<PathfindResultType>(Result::UNKNOWN_EXCEPTION);
+    }
+}
 } // extern "C"
diff --git a/pathfind/pathfind_c_bindings.hpp b/pathfind/pathfind_c_bindings.hpp
index 8a4ac78..15789d4 100644
--- a/pathfind/pathfind_c_bindings.hpp
+++ b/pathfind/pathfind_c_bindings.hpp
@@ -49,5 +49,10 @@ PathfindResultType pathfind_find_height(pathfind::Map* const map, float start_x,
                                         float start_y, float start_z,
                                         float stop_x, float stop_y,
                                         float* const stop_z);
+
+PathfindResultType pathfind_line_of_sight(pathfind::Map* map,
+                                          float start_x, float start_y, float start_z,
+                                          float stop_x, float stop_y, float stop_z,
+                                          uint8_t* const line_of_sight);
 } // extern "C"