fix wall corner depth value vs critter/scenery

1 files changed, 1 insertions, 0 deletions

diff --git a/shaders/shader.hpp b/shaders/shader.hpp
index cb79fe94..56659218 100644
--- a/shaders/shader.hpp
+++ b/shaders/shader.hpp
@@ -31,6 +31,7 @@ struct tile_shader final : private GL::AbstractShaderProgram
     tile_shader& set_tint(const Vector4& tint);
     float depth_offset() const { return _depth_offset; }
     static float depth_value(const local_coords& xy, float offset = 0) noexcept;
+    static float depth_value(float x, float y, float offset = 0) noexcept;
     bool is_lightmap_enabled() const { return _enable_lightmap; }
     tile_shader& set_lightmap_enabled(bool value);