diff options
Diffstat (limited to 'source/blender/blenkernel/BKE_geometry_set.hh')
| -rw-r--r-- | source/blender/blenkernel/BKE_geometry_set.hh | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/source/blender/blenkernel/BKE_geometry_set.hh b/source/blender/blenkernel/BKE_geometry_set.hh index 3b3856f11ab..b2342a5fd96 100644 --- a/source/blender/blenkernel/BKE_geometry_set.hh +++ b/source/blender/blenkernel/BKE_geometry_set.hh @@ -39,7 +39,8 @@ struct Mesh; struct Object; struct PointCloud; struct Volume; -class CurveEval; +struct Curve; +struct CurveEval; enum class GeometryOwnershipType { /* The geometry is owned. This implies that it can be changed. */ @@ -406,6 +407,15 @@ class CurveComponent : public GeometryComponent { CurveEval *curve_ = nullptr; GeometryOwnershipType ownership_ = GeometryOwnershipType::Owned; + /** + * Curve data necessary to hold the draw cache for rendering, consistent over multiple redraws. + * This is necessary because Blender assumes that objects evaluate to an object data type, and + * we use #CurveEval rather than #Curve here. It also allows us to mostly reuse the same + * batch cache implementation. + */ + mutable Curve *curve_for_render_ = nullptr; + mutable std::mutex curve_for_render_mutex_; + public: CurveComponent(); ~CurveComponent(); @@ -420,12 +430,18 @@ class CurveComponent : public GeometryComponent { CurveEval *get_for_write(); int attribute_domain_size(const AttributeDomain domain) const final; + std::unique_ptr<blender::fn::GVArray> attribute_try_adapt_domain( + std::unique_ptr<blender::fn::GVArray> varray, + const AttributeDomain from_domain, + const AttributeDomain to_domain) const final; bool is_empty() const final; bool owns_direct_data() const override; void ensure_owns_direct_data() override; + const Curve *get_curve_for_render() const; + static constexpr inline GeometryComponentType static_type = GEO_COMPONENT_TYPE_CURVE; private: |