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eve::building::StaticMeshSurface类 参考final

Immutable world-space triangle mesh accelerated for placement-surface projection. 更多...

#include <StaticMeshSurface.h>

类

struct  Config
 Immutable identity, hit policy and metadata for one static mesh snapshot. 更多...
 

Public 类型

enum class  HitSelection { Highest , Lowest , ClosestToReference }
 Deterministic policy for multiple triangles under one plane coordinate. 更多...
 

Public 成员函数

eve::Result< PlacementSystem::PlacementHit > sample (const PlacementWorld &world, float planeX, float planeY) const
 Project one grid-plane coordinate through the BVH and sample the selected triangle.
 
const Config & config () const
 Return the immutable construction configuration.
 
size_t triangleCount () const
 Number of source triangles indexed by the BVH.
 
size_t nodeCount () const
 Number of BVH nodes, including leaves.
 

静态 Public 成员函数

static eve::Result< std::shared_ptr< const StaticMeshSurface > > create (Config config, std::vector< float > vertices, std::vector< uint32_t > indices, std::vector< float > normals={})
 Validate world-space triangle data and build an owning median-split BVH.
 

详细描述

Immutable world-space triangle mesh accelerated for placement-surface projection.

在文件 StaticMeshSurface.h 第 16 行定义.

成员枚举类型说明

◆ HitSelection

enum class eve::building::StaticMeshSurface::HitSelection
strong

Deterministic policy for multiple triangles under one plane coordinate.

枚举值
Highest 
Lowest 
ClosestToReference 

在文件 StaticMeshSurface.h 第 19 行定义.

成员函数说明

◆ config()

const Config & eve::building::StaticMeshSurface::config ( ) const
inline

Return the immutable construction configuration.

在文件 StaticMeshSurface.h 第 56 行定义.

◆ create()

eve::Result< std::shared_ptr< const StaticMeshSurface > > eve::building::StaticMeshSurface::create ( Config  config,
std::vector< float >  vertices,
std::vector< uint32_t >  indices,
std::vector< float >  normals = {} 
)
static

Validate world-space triangle data and build an owning median-split BVH.

参数
configStable identity, hit selection and build settings.
verticesPacked finite XYZ positions.
indicesThree valid vertex indices per non-degenerate triangle.
normalsOptional packed finite XYZ vertex normals matching vertices exactly.
返回
An immutable shareable surface, or a structured failure with no publication.

在文件 StaticMeshSurface.cpp 第 74 行定义.

引用了 index, indices, eve::InvalidArgument, eve::building::StaticMeshSurface::Config::leafTriangleCount, normals, offset, points, eve::building::StaticMeshSurface::Config::referenceHeight, eve::building::StaticMeshSurface::Config::surfaceId, triangle, value, vertexCount , 以及 vertices.

◆ nodeCount()

size_t eve::building::StaticMeshSurface::nodeCount ( ) const
inline

Number of BVH nodes, including leaves.

在文件 StaticMeshSurface.h 第 60 行定义.

◆ sample()

eve::Result< PlacementSystem::PlacementHit > eve::building::StaticMeshSurface::sample ( const PlacementWorld &  world,
float  planeX,
float  planeY 
) const

Project one grid-plane coordinate through the BVH and sample the selected triangle.

参数
worldGrid-plane configuration used to choose XY or XZ projection.
planeXFirst coordinate on the configured grid plane.
planeYSecond coordinate on the configured grid plane.
返回
A hit with stable source triangle id, or NotFound when no projected face exists. @thread Safe to call concurrently after construction. No callbacks are invoked.

在文件 StaticMeshSurface.cpp 第 192 行定义.

引用了 a, b, c, distance, found, height, hit, inside, eve::InvalidArgument, n, node, normal, eve::NotFound, offset, p, pending, eve::Result< T >::success(), tangent, triangle, world , 以及 eve::building::PlacementSystem::PlacementHit::worldX.

◆ triangleCount()

size_t eve::building::StaticMeshSurface::triangleCount ( ) const
inline

Number of source triangles indexed by the BVH.

在文件 StaticMeshSurface.h 第 58 行定义.

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