From 960e346159dbf152d9847f0998e1e717fb7dbfef Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Mon, 5 Dec 2022 06:30:59 +0100
Subject: src: add pass_mode field to tile_atlas

---
 src/tile-atlas.cpp | 13 +++++++++++--
 src/tile-atlas.hpp |  9 +++++++--
 2 files changed, 18 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/tile-atlas.cpp b/src/tile-atlas.cpp
index 9b3886da..6f9e832f 100644
--- a/src/tile-atlas.cpp
+++ b/src/tile-atlas.cpp
@@ -9,9 +9,9 @@
 
 namespace floormat {
 
-tile_atlas::tile_atlas(StringView name, const ImageView2D& image, Vector2ub tile_count) :
+tile_atlas::tile_atlas(StringView name, const ImageView2D& image, Vector2ub tile_count, Optional<enum pass_mode> p) :
     texcoords_{make_texcoords_array(Vector2ui(image.size()), tile_count)},
-    name_{name}, size_{image.size()}, dims_{tile_count}
+    name_{name}, size_{image.size()}, dims_{tile_count}, passability{std::move(p)}
 {
     constexpr auto variant_max = std::numeric_limits<variant_t>::max();
     fm_assert(num_tiles() <= variant_max);
@@ -55,4 +55,13 @@ auto tile_atlas::make_texcoords_array(Vector2ui pixel_size, Vector2ub tile_count
     return ptr;
 }
 
+std::size_t tile_atlas::num_tiles() const { return Vector2ui{dims_}.product(); }
+Optional<enum pass_mode> tile_atlas::pass_mode() const { return passability; }
+
+void tile_atlas::set_pass_mode(enum pass_mode p)
+{
+    fm_assert(!passability || passability == p);
+    passability = { InPlaceInit, p };
+}
+
 } // namespace floormat
diff --git a/src/tile-atlas.hpp b/src/tile-atlas.hpp
index 066b1122..61f528ef 100644
--- a/src/tile-atlas.hpp
+++ b/src/tile-atlas.hpp
@@ -1,6 +1,8 @@
 #pragma once
+#include "src/pass-mode.hpp"
 #include <array>
 #include <memory>
+#include <Corrade/Containers/Optional.h>
 #include <Corrade/Containers/String.h>
 #include <Magnum/Magnum.h>
 #include <Magnum/Math/Vector2.h>
@@ -13,7 +15,7 @@ struct tile_atlas final
     using quad = std::array<Vector3, 4>;
     using texcoords = std::array<Vector2, 4>;
 
-    tile_atlas(StringView name, const ImageView2D& img, Vector2ub tile_count);
+    tile_atlas(StringView name, const ImageView2D& img, Vector2ub tile_count, Optional<enum pass_mode> pass_mode);
 
     texcoords texcoords_for_id(std::size_t id) const;
     static constexpr quad floor_quad(Vector3 center, Vector2 size);
@@ -21,10 +23,12 @@ struct tile_atlas final
     static constexpr quad wall_quad_W(Vector3 center, Vector3 size);
     static constexpr std::array<UnsignedShort, 6> indices(std::size_t N);
     [[maybe_unused]] Vector2ui pixel_size() const { return size_; }
-    std::size_t num_tiles() const { return Vector2ui{dims_}.product(); }
+    std::size_t num_tiles() const;
     Vector2ub num_tiles2() const { return dims_; }
     GL::Texture2D& texture() { return tex_; }
     StringView name() const { return name_; }
+    Optional<enum pass_mode> pass_mode() const;
+    void set_pass_mode(enum pass_mode p);
 
 private:
     static std::unique_ptr<const texcoords[]> make_texcoords_array(Vector2ui pixel_size, Vector2ub tile_count);
@@ -35,6 +39,7 @@ private:
     String name_;
     Vector2ui size_;
     Vector2ub dims_;
+    Optional<enum pass_mode> passability;
 };
 
 constexpr std::array<UnsignedShort, 6> tile_atlas::indices(std::size_t N)
-- 
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