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fixed collider when rotated

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orange
2026-02-26 16:17:41 +03:00
parent 7ebbed6763
commit 74dc2234f7
1 changed files with 9 additions and 2 deletions
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11
include/omath/collision/mesh_collider.hpp
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@@ -46,9 +46,16 @@ namespace omath::collision
[[nodiscard]]
const VertexType& find_furthest_vertex(const VectorType& direction) const
{
// Compare vertices in world space so rotation and non-uniform scale are
// accounted for correctly. Without this the comparator uses local-space
// positions against a world-space direction, which yields the wrong support
// vertex whenever a non-identity transform is applied to the mesh.
return *std::ranges::max_element(
m_mesh.m_vertex_buffer, [&direction](const auto& first, const auto& second)
{ return first.position.dot(direction) < second.position.dot(direction); });
m_mesh.m_vertex_buffer, [&](const auto& first, const auto& second)
{
return m_mesh.vertex_position_to_world_space(first.position).dot(direction)
< m_mesh.vertex_position_to_world_space(second.position).dot(direction);
});
}
MeshType m_mesh;
};