src: even less explicit global_coords ctor

4 files changed, 10 insertions, 11 deletions

diff --git a/editor/editor.cpp b/editor/editor.cpp
index f09030dc..2d52d715 100644
--- a/editor/editor.cpp
+++ b/editor/editor.cpp
@@ -70,10 +70,10 @@ void editor::on_mouse_move(world& world, global_coords& pos, int mods)
                     const auto [miny, maxy] = std::minmax(draw_coord.y, last.draw_coord.y);
                     if (draw_offset[0])
                         for (uint32_t i = minx; i <= maxx; i++)
-                            on_click_(world, { i, draw_coord.y }, last.btn);
+                            on_click_(world, { i, draw_coord.y, nullptr }, last.btn);
                     else
                         for (uint32_t j = miny; j <= maxy; j++)
-                            on_click_(world, { draw_coord.x, j }, last.btn);
+                            on_click_(world, { draw_coord.x, j, nullptr }, last.btn);
                 }
                 else
                     on_click_(world, draw_coord, last.btn);
diff --git a/main/draw.cpp b/main/draw.cpp
index 44785f61..9adb38a2 100644
--- a/main/draw.cpp
+++ b/main/draw.cpp
@@ -66,7 +66,7 @@ global_coords main_impl::pixel_to_tile(Vector2d position) const noexcept
 {
     auto vec = pixel_to_tile_(position);
     const auto x = (int32_t)std::floor(vec[0]), y = (int32_t)std::floor(vec[1]);
-    return { x, y };
+    return { x, y, 0 };
 }
 
 Vector2d main_impl::pixel_to_tile_(Vector2d position) const noexcept
diff --git a/src/global-coords.cpp b/src/global-coords.cpp
index 7df70fe0..87a2c79c 100644
--- a/src/global-coords.cpp
+++ b/src/global-coords.cpp
@@ -11,9 +11,9 @@ static_assert(std::is_same_v<decltype(chunk_coords::x), decltype(chunk_coords::y
 
 static_assert(TILE_MAX_DIM == (1 << 4));
 
-static_assert(global_coords{(int)TILE_MAX_DIM-1, (int)TILE_MAX_DIM-1}.chunk() == global_coords{}.chunk());
-static_assert(global_coords{(int)TILE_MAX_DIM-1, (int)TILE_MAX_DIM}.chunk() != global_coords{}.chunk());
-static_assert(global_coords{(1u + (1<<15)) << 4 | 3, (2u + (1<<15)) << 4 | 4} == global_coords{{1, 2}, {3, 4}, -8});
+static_assert(global_coords{(int)TILE_MAX_DIM-1, (int)TILE_MAX_DIM-1, 0}.chunk() == global_coords{}.chunk());
+static_assert(global_coords{(int)TILE_MAX_DIM-1, (int)TILE_MAX_DIM, 0}.chunk() == chunk_coords{0, 1});
+static_assert(global_coords{(1u + (1<<15)) << 4 | 3, (2u + (1<<15)) << 4 | 4, nullptr} == global_coords{{1, 2}, {3, 4}, -8});
 
 static_assert(global_coords{-123, 456, 1}.z() == 1);
 static_assert(global_coords{-123, 511, 5}.chunk() == chunk_coords{-8, 31});
diff --git a/src/global-coords.hpp b/src/global-coords.hpp
index 3e9ac983..1bf79e4a 100644
--- a/src/global-coords.hpp
+++ b/src/global-coords.hpp
@@ -31,7 +31,6 @@ struct chunk_coords_ final {
     int16_t x = 0, y = 0;
     int8_t z = 0;
 
-    explicit constexpr operator chunk_coords() const noexcept { return {x, y}; }
     constexpr chunk_coords_() noexcept = default;
     constexpr chunk_coords_(int16_t x, int16_t y, int8_t z) noexcept : x{x}, y{y}, z{z} {}
     constexpr chunk_coords_(chunk_coords c, int8_t z) noexcept : x{c.x}, y{c.y}, z{z} {}
@@ -55,8 +54,8 @@ struct global_coords final {
         },
         y{ uint32_t((c.y + s0::value) << 4) | (xy.y & 0x0f) }
     {}
-    constexpr global_coords(uint32_t x, uint32_t y) noexcept : x{x}, y{y} {}
-    constexpr global_coords(int32_t x, int32_t y, int8_t z = 0) noexcept :
+    constexpr global_coords(uint32_t x, uint32_t y, std::nullptr_t) noexcept : x{x}, y{y} {}
+    constexpr global_coords(int32_t x, int32_t y, int8_t z) noexcept :
         x{uint32_t(x + (s0::value<<4)) | uint32_t(((z + z0::value) & 0x0f) << 20)},
         y{uint32_t(y + (s0::value<<4))}
     {}
@@ -106,7 +105,7 @@ constexpr Vector3i global_coords::to_signed3() const noexcept
 
 constexpr global_coords global_coords::operator+(Vector2i vec) const noexcept
 {
-    return { uint32_t((int64_t)x+vec[0]), uint32_t((int64_t)y+vec[1]) };
+    return { uint32_t((int64_t)x+vec[0]), uint32_t((int64_t)y+vec[1]), nullptr };
 }
 
 constexpr global_coords& global_coords::operator+=(Vector2i vec) noexcept
@@ -118,7 +117,7 @@ constexpr global_coords& global_coords::operator+=(Vector2i vec) noexcept
 
 constexpr global_coords global_coords::operator-(Vector2i vec) const noexcept
 {
-    return { uint32_t((int64_t)x-vec[0]), uint32_t((int64_t)y-vec[1]) };
+    return { uint32_t((int64_t)x-vec[0]), uint32_t((int64_t)y-vec[1]), nullptr };
 }
 
 constexpr global_coords& global_coords::operator-=(Vector2i vec) noexcept