Started state machine

The "--editor" flag can be passed to the program to start it in editor mode, which is currently nothing. The Renderer class was removed here, as each state basically needs to do its own rendering. However, refactoring to make this more elegant will probably occur in the future.

1 files changed, 43 insertions, 0 deletions

@@ -233,6 +233,49 @@ void Simulation::tick(
   }
 }
 
+void Simulation::render(SDL_Renderer* ren)
+{
+  for (size_t y = 0; y < level_.getSize().h(); y++)
+  {
+    for (size_t x = 0; x < level_.getSize().w(); x++)
+    {
+      int val = 255 - level_.at(x, y) * 10;
+
+      SDL_SetRenderDrawColor(ren, val, val, val, 255);
+
+      SDL_Rect rect {
+        static_cast<int>(x * TILE_SIZE.w()),
+        static_cast<int>(y * TILE_SIZE.h()),
+        TILE_SIZE.w(),
+        TILE_SIZE.h()
+      };
+
+      SDL_RenderFillRect(ren, &rect);
+    }
+  }
+
+  constexpr Layer renderOrder[] = { Layer::track, Layer::object };
+
+  ranges::for_each(
+    ranges::view::for_each(
+      renderOrder,
+      [&] (Layer layer) {
+        return entityRange() | views::isOnLayer(layer);
+      }),
+    [&] (const Entity& entity) {
+      SDL_SetRenderDrawColor(ren, entity.colorVal, entity.colorVal, 65, 255);
+
+      SDL_Rect rect {
+        static_cast<int>(entity.pos.x()),
+        static_cast<int>(entity.pos.y()),
+        static_cast<int>(entity.size.w()),
+        static_cast<int>(entity.size.h())
+      };
+
+      SDL_RenderFillRect(ren, &rect);
+    });
+}
+
 id_type Simulation::emplaceEntity()
 {
   id_type nextId;