blender::geometry::ReverseUVSampler Class Reference

#include <GEO_reverse_uv_sampler.hh>

Classes
struct	Result

Public Types
enum class	ResultType { None , Ok , Multiple }

Public Member Functions
	ReverseUVSampler (const Span< float2 > uv_map, const Span< MLoopTri > looptris)
Result	sample (const float2 &query_uv) const
void	sample_many (Span< float2 > query_uvs, MutableSpan< Result > r_results) const

Detailed Description

Can find the polygon/triangle that maps to a specific uv coordinate.

Note

this uses a trivial implementation currently that has to be replaced.

Definition at line 20 of file GEO_reverse_uv_sampler.hh.

Member Enumeration Documentation

ResultType

enum blender::geometry::ReverseUVSampler::ResultType

strong

Enumerator
None
Ok
Multiple

Definition at line 30 of file GEO_reverse_uv_sampler.hh.

Constructor & Destructor Documentation

ReverseUVSampler()

blender::geometry::ReverseUVSampler::ReverseUVSampler	(	const Span< float2 >	uv_map,
		const Span< MLoopTri >	looptris
	)

Definition at line 17 of file reverse_uv_sampler.cc.

References blender::Span< T >::index_range(), blender::math::max(), blender::math::min(), blender::Span< T >::size(), sqrt(), MLoopTri::tri, and blender::geometry::uv_to_cell_key().

Member Function Documentation

sample()

ReverseUVSampler::Result blender::geometry::ReverseUVSampler::sample

(

const float2 &

query_uv

)

const

Definition at line 44 of file reverse_uv_sampler.cc.

References barycentric_coords_v2(), blender::math::clamp(), max, MAX3, Multiple, Ok, MLoopTri::tri, and blender::geometry::uv_to_cell_key().

Referenced by blender::ed::sculpt_paint::SlideOperationExecutor::find_curves_to_slide(), and blender::geometry::interpolate_position_with_interpolation().

sample_many()

void blender::geometry::ReverseUVSampler::sample_many	(	Span< float2 >	query_uvs,
		MutableSpan< Result >	r_results
	)		const

Definition at line 100 of file reverse_uv_sampler.cc.

References BLI_assert, blender::Span< T >::index_range(), blender::threading::parallel_for(), blender::Span< T >::size(), and blender::MutableSpan< T >::size().

Referenced by blender::nodes::node_geo_deform_curves_on_surface_cc::deform_curves().

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The documentation for this class was generated from the following files:

• GEO_reverse_uv_sampler.hh
• reverse_uv_sampler.cc