28 #ifndef __EdgeListBuilder_H__
29 #define __EdgeListBuilder_H__
69 size_t sharedVertIndex[3];
83 size_t sharedVertIndex[2];
91 typedef std::vector<Vector4, STLAllocator<Vector4, CategorisedAlignAllocPolicy<MEMCATEGORY_GEOMETRY> > >
TriangleFaceNormalList;
236 if (a.
x < b.
x)
return true;
237 if (a.
x > b.
x)
return false;
238 if (a.
y < b.
y)
return true;
239 if (a.
y > b.
y)
return false;
265 size_t indexSet,
size_t originalIndex);
268 size_t sharedVertIndex0,
size_t sharedVertIndex1);
Superclass for all objects that wish to use custom memory allocators when their new / delete operator...
This class contains the information required to describe the edge connectivity of a given set of vert...
vector< char >::type TriangleLightFacingList
Working vector used when calculating the silhouette.
void updateFaceNormals(size_t vertexSet, const HardwareVertexBufferSharedPtr &positionBuffer)
Updates the face normals for this edge list based on (changed) position information,...
vector< EdgeGroup >::type EdgeGroupList
void log(Log *log)
Debugging method.
std::vector< Vector4, STLAllocator< Vector4, CategorisedAlignAllocPolicy< MEMCATEGORY_GEOMETRY > > > TriangleFaceNormalList
Array of 4D vector of triangle face normal, which is unit vector orthogonal to the triangles,...
TriangleLightFacingList triangleLightFacings
Triangle light facing states.
bool isClosed
Flag indicate the mesh is manifold.
EdgeGroupList edgeGroups
All edge groups of this edge list.
vector< Edge >::type EdgeList
void updateTriangleLightFacing(const Vector4 &lightPos)
Calculate the light facing state of the triangles in this edge list.
vector< Triangle >::type TriangleList
TriangleFaceNormalList triangleFaceNormals
All triangle face normals.
TriangleList triangles
Main triangles array, stores all triangles of this edge list.
General utility class for building edge lists for geometry.
vector< const VertexData * >::type VertexDataList
CommonVertexList mVertices
vector< CommonVertex >::type CommonVertexList
CommonVertexMap mCommonVertexMap
GeometryList mGeometryList
void connectOrCreateEdge(size_t vertexSet, size_t triangleIndex, size_t vertIndex0, size_t vertIndex1, size_t sharedVertIndex0, size_t sharedVertIndex1)
Connect existing edge or create a new edge - utility method during building.
void log(Log *l)
Debugging method.
EdgeData * build(void)
Builds the edge information based on the information built up so far.
multimap< std::pair< size_t, size_t >, std::pair< size_t, size_t > >::type EdgeMap
Edge map, used to connect edges.
void buildTrianglesEdges(const Geometry &geometry)
void addVertexData(const VertexData *vertexData)
Add a set of vertex geometry data to the edge builder.
vector< Geometry >::type GeometryList
map< Vector3, size_t, vectorLess >::type CommonVertexMap
Map for identifying common vertices.
VertexDataList mVertexDataList
size_t findOrCreateCommonVertex(const Vector3 &vec, size_t vertexSet, size_t indexSet, size_t originalIndex)
Finds an existing common vertex, or inserts a new one.
void addIndexData(const IndexData *indexData, size_t vertexSet=0, RenderOperation::OperationType opType=RenderOperation::OT_TRIANGLE_LIST)
Add a set of index geometry data to the edge builder.
virtual ~EdgeListBuilder()
Shared pointer implementation used to share vertex buffers.
Summary class collecting together index data source information.
OperationType
The rendering operation type to perform.
@ OT_TRIANGLE_LIST
A list of triangles, 3 vertices per triangle.
Standard 3-dimensional vector.
4-dimensional homogeneous vector.
Summary class collecting together vertex source information.
A group of edges sharing the same vertex data.
const VertexData * vertexData
Pointer to vertex data used by this edge group.
size_t triCount
Number triangles of this edge group.
size_t vertexSet
The vertex set index that contains the vertices for this edge group.
size_t triStart
Index to main triangles array, indicate the first triangle of this edge group, and all triangles of t...
EdgeList edges
The edges themselves.
bool degenerate
Indicates if this is a degenerate edge, ie it does not have 2 triangles.
Basic triangle structure.
size_t indexSet
The set of indexes this triangle came from (NB it is possible that the triangles on one side of an ed...
size_t vertexSet
The vertex set these vertices came from.
A vertex can actually represent several vertices in the final model, because vertices along texture s...
size_t indexSet
The vertex set this came from.
size_t vertexSet
Place of vertex in common vertex list.
size_t index
Location of point in euclidean space.
size_t originalIndex
The index set this was referenced (first) from.
A set of indexed geometry data.
const IndexData * indexData
The index data set this geometry data refers to.
RenderOperation::OperationType opType
The index information which describes the triangles.
size_t indexSet
The vertex data set this geometry data refers to.
Comparator for sorting geometries by vertex set.
bool operator()(const Geometry &a, const Geometry &b) const
Comparator for unique vertex list.
bool operator()(const Vector3 &a, const Vector3 &b) const