Brought over a bunch of code from the roguelike and now will use it to generate a random map.

lights.hpp

@@ -0,0 +1,46 @@
+#pragma once
+#include <array>
+#include "dbc.hpp"
+#include "point.hpp"
+#include <algorithm>
+#include "matrix.hpp"
+#include "pathing.hpp"
+
+namespace lighting {
+
+  struct LightSource {
+    int strength = 0;
+    float radius = 1.0f;
+  };
+
+  const int MIN = 30;
+  const int MAX = 105;
+
+  class LightRender {
+    public:
+    size_t $width;
+    size_t $height;
+    Matrix $lightmap;
+    Pathing $paths;
+
+    LightRender(size_t width, size_t height) :
+      $width(width),
+      $height(height),
+      $lightmap(height, matrix::Row(width, 0)),
+      $paths(width, height)
+    {}
+
+    void reset_light();
+    void set_light_target(const Point &at, int value=0);
+    void clear_light_target(const Point &at);
+    void path_light(Matrix &walls);
+    void light_box(LightSource source, Point from, Point &min_out, Point &max_out);
+    int light_level(int level, float distance, size_t x, size_t y);
+    void render_light(LightSource source, Point at);
+    void render_square_light(LightSource source, Point at, PointList &has_light);
+    void render_compass_light(LightSource source, Point at, PointList &has_light);
+    void render_circle_light(LightSource source, Point at, PointList &has_light);
+    Matrix &lighting() { return $lightmap; }
+    Matrix &paths() { return $paths.paths(); }
+  };
+}