From 4e005a393a5f8295d6498410d5ba7635977811e3 Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Sun, 12 Nov 2023 16:44:13 +0100
Subject: a

---
 src/wall-atlas.cpp | 18 ++++++++++++++++++
 src/wall-atlas.hpp |  4 ++--
 2 files changed, 20 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/wall-atlas.cpp b/src/wall-atlas.cpp
index 96758983..402d5d66 100644
--- a/src/wall-atlas.cpp
+++ b/src/wall-atlas.cpp
@@ -21,6 +21,23 @@ wall_atlas::wall_atlas(Info info, const ImageView2D& image,
       _info{ std::move(info) },
       _direction_to_Direction_array_index{ direction_to_DirArrayIndex }
 {
+    const auto frame_count = frames.size();
+    for (const Direction& dir : directions)
+    {
+        for (auto [_str, _group, tag] : Direction::members)
+        {
+            const auto* g = group(dir, tag);
+            if (!g)
+                continue;
+            fm_assert(g->count > 0 == g->index < (uint32_t)-1);
+            if (g->count > 0)
+            {
+                fm_assert(g->index < frame_count);
+                fm_assert(g->index + g->count <= frame_count);
+            }
+        }
+    }
+
     _texture.setLabel(_info.name)
             .setWrapping(GL::SamplerWrapping::ClampToEdge)
             .setMagnificationFilter(GL::SamplerFilter::Nearest)
@@ -91,6 +108,7 @@ auto wall_atlas::direction(size_t dir) const -> const Direction*
 uint8_t wall_atlas::direction_count() const { return (uint8_t)_dir_array.size(); }
 auto wall_atlas::raw_frame_array() const -> ArrayView<const Frame> { return _frame_array; }
 auto wall_atlas::info() const -> const Info& { return _info; }
+GL::Texture2D& wall_atlas::texture() { fm_debug_assert(_texture.id()); return _texture; }
 StringView wall_atlas::name() const { return _info.name; }
 
 size_t wall_atlas::enum_to_index(enum rotation r)
diff --git a/src/wall-atlas.hpp b/src/wall-atlas.hpp
index 3d97c0e7..65b15183 100644
--- a/src/wall-atlas.hpp
+++ b/src/wall-atlas.hpp
@@ -95,7 +95,7 @@ class wall_atlas final
     Array<Direction> _dir_array;
     Array<Frame> _frame_array;
     Info _info;
-    GL::Texture2D _texture;
+    GL::Texture2D _texture{NoCreate};
     std::array<DirArrayIndex, 4> _direction_to_Direction_array_index;
 
     Direction* get_Direction(Direction_ num) const;
@@ -104,7 +104,6 @@ public:
     fm_DECLARE_DELETED_MOVE_ASSIGNMENT(wall_atlas);
     wall_atlas() noexcept;
     ~wall_atlas() noexcept;
-
     wall_atlas(Info info, const ImageView2D& image,
                Array<Frame> frames, Array<Direction> directions,
                std::array<DirArrayIndex, 4> direction_to_DirArrayIndex);
@@ -118,6 +117,7 @@ public:
     ArrayView<const Frame> frames(const Group& a) const;
     ArrayView<const Frame> raw_frame_array() const;
     const Info& info() const;
+    GL::Texture2D& texture();
 
     static size_t enum_to_index(enum rotation x);
 
-- 
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