microsoft
/
DirectXMesh
зеркало из https://github.com/microsoft/DirectXMesh.git
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Updated for vector data method

Chuck Walbourn 2018-02-06 18:28:36 -08:00
Родитель 3690d66c89
Коммит 91df82b26c
9 изменённых файлов: 20 добавлений и 20 удалений
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4
Clean.md

@ -53,12 +53,12 @@ This is an initial step in performing full mesh optimization, particularly the a
pos[ j ] = mesh->vertices[ j ].position;
std::unique_ptr<uint32_t[]> adj( new uint32_t[ mesh->indices.size() ] );
if ( FAILED( GenerateAdjacencyAndPointReps( &mesh->indices.front(), nFaces,
if ( FAILED( GenerateAdjacencyAndPointReps( mesh->indices.data(), nFaces,
pos.get(), nVerts, 0.f, nullptr, adj.get() ) ) )
// Error
std::unique_ptr<uint16_t[]> indices( new uint16_t[ nFaces * 3 ] );
memcpy( indices.get(), &mesh->indices.front(), sizeof(uint16_t) * nFaces * 3 ) );
memcpy( indices.get(), mesh->indices.data(), sizeof(uint16_t) * nFaces * 3 ) );
std::vector<uint32_t> dupVerts;
hr = Clean( indices.get(), nFaces, nVerts, adj.get(), nullptr, dupVerts, true );

2
ComputeNormals.md

@ -41,7 +41,7 @@ These functions assume the triangular mesh description is valid. See [[Validate]
pos[ j ] = mesh->vertices[ j ].position;
std::unique_ptr<XMFLOAT3[]> normals( new XMFLOAT3[ nVerts ] );
if ( FAILED( ComputeNormals( &mesh->indices.front(), nFaces,
if ( FAILED( ComputeNormals( mesh->indices.data(), nFaces,
pos.get(), nVerts, CNORM_DEFAULT, normals.get() ) ) )
// Error

6
ComputeTangentFrame.md

@ -60,7 +60,7 @@ Due to the C++ overload resolution rules, if you want to call ComputeTangentFram
std::unique_ptr<XMFLOAT3[]> bitangents( new XMFLOAT3[ nVerts ] );
if ( FAILED( ComputeTangentFrame( &mesh->indices.front(), nFaces,
if ( FAILED( ComputeTangentFrame( mesh->indices.data(), nFaces,
pos.get(), normals.get(), texcoords.get(), nVerts,
static_cast<XMFLOAT3*>(nullptr), bitangents.get() ) ) )
// Error
@ -84,7 +84,7 @@ Due to the C++ overload resolution rules, if you want to call ComputeTangentFram
std::unique_ptr<XMFLOAT3[]> normals( new XMFLOAT3[ nVerts ] );
if ( FAILED( ComputeNormals( &mesh->indices.front(), nFaces,
if ( FAILED( ComputeNormals( mesh->indices.data(), nFaces,
pos.get(), nVerts, CNORM_DEFAULT, normals.get() ) ) )
// Error
@ -98,7 +98,7 @@ Due to the C++ overload resolution rules, if you want to call ComputeTangentFram
std::unique_ptr<XMFLOAT3[]> tangents( new XMFLOAT3[ nVerts ] );
std::unique_ptr<XMFLOAT3[]> bitangents( new XMFLOAT3[ nVerts ] );
if ( FAILED( ComputeTangentFrame( &mesh->indices.front(), nFaces,
if ( FAILED( ComputeTangentFrame( mesh->indices.data(), nFaces,
pos.get(), normals.get(), texcoords.get(), nVerts,
tangents.get(), bitangents.get() ) ) )
// Error

4
GenerateAdjacencyAndPointReps.md

@ -42,13 +42,13 @@ This computes a topological adjacency:
std::unique_ptr<uint32_t[]> adj( new uint32_t[ mesh->indices.size() ] );
if ( FAILED ( GenerateAdjacencyAndPointReps(
&mesh->indices.front(), nFaces,
mesh->indices.data(), nFaces,
pos.get(), nVerts, 0.f, nullptr, adj.get() ) ) )
// Error
Changing the last statement to use a non-zero epsilon returns a geometric adjacency:
if ( FAILED ( GenerateAdjacencyAndPointReps(
&mesh->indices.front(), nFaces,
mesh->indices.data(), nFaces,
pos.get(), nVerts, 1e-5f, nullptr, adj.get() ) ) )
// Error

6
OptimizeFaces.md

@ -66,17 +66,17 @@ Degenerate and 'unused' faces are skipped by the optimization, so they do not ap
pos[ j ] = mesh->vertices[ j ].position;
std::unique_ptr<uint32_t[]> adj( new uint32_t[ mesh->indices.size() ] );
if ( FAILED( GenerateAdjacencyAndPointReps( &mesh->indices.front(), nFaces,
if ( FAILED( GenerateAdjacencyAndPointReps( mesh->indices.data(), nFaces,
pos.get(), nVerts, 0.f, nullptr, adj.get() ) ) )
// Error
std::unique_ptr<uint32_t[]> faceRemap( new uint32_t[ nFaces ] );
if ( FAILED( OptimizeFaces( &mesh->indices.front(), nFaces, adj.get(),
if ( FAILED( OptimizeFaces( mesh->indices.data(), nFaces, adj.get(),
faceRemap.get() ) ) )
// Error
std::unique_ptr<uint16_t[]> newIndices( new uint16_t[ nFaces * 3 ] );
if ( FAILED( ReorderIB( &mesh->indices.front(), nFaces, faceRemap.get(),
if ( FAILED( ReorderIB( mesh->indices.data(), nFaces, faceRemap.get(),
newIndices.get() ) ) )
// Error

4
OptimizeFacesLRU.md

@ -52,12 +52,12 @@ Degenerate and 'unused' faces are skipped by the optimization, so they do not ap
size_t nFaces = mesh->indices.size() / 3;
std::unique_ptr<uint32_t[]> faceRemap( new uint32_t[ nFaces ] );
if ( FAILED( OptimizeFacesLRU( &mesh->indices.front(), nFaces,
if ( FAILED( OptimizeFacesLRU( mesh->indices.data(), nFaces,
faceRemap.get() ) ) )
// Error
std::unique_ptr<uint16_t[]> newIndices( new uint16_t[ nFaces * 3 ] );
if ( FAILED( ReorderIB( &mesh->indices.front(), nFaces, faceRemap.get(),
if ( FAILED( ReorderIB( mesh->indices.data(), nFaces, faceRemap.get(),
newIndices.get() ) ) )
// Error

8
OptimizeVertices.md

@ -33,17 +33,17 @@ Any 'unused' vertices are eliminated and the extra space is left at the end of t
pos[ j ] = mesh->vertices[ j ].position;
std::unique_ptr<uint32_t[]> adj( new uint32_t[ mesh->indices.size() ] );
if ( FAILED( GenerateAdjacencyAndPointReps( &mesh->indices.front(), nFaces,
if ( FAILED( GenerateAdjacencyAndPointReps( mesh->indices.data(), nFaces,
pos.get(), nVerts, 0.f, nullptr, adj.get() ) ) )
// Error
std::unique_ptr<uint32_t[]> faceRemap( new uint32_t[ nFaces ] );
if ( FAILED( OptimizeFaces( &mesh->indices.front(), nFaces, adj.get(),
if ( FAILED( OptimizeFaces( mesh->indices.data(), nFaces, adj.get(),
faceRemap.get() ) ) )
// Error
std::unique_ptr<uint16_t[]> newIndices( new uint16_t[ nFaces * 3 ] );
if ( FAILED( ReorderIB( &mesh->indices.front(), nFaces,
if ( FAILED( ReorderIB( mesh->indices.data(), nFaces,
faceRemap.get(), newIndices.get() ) ) )
// Error
@ -57,7 +57,7 @@ Any 'unused' vertices are eliminated and the extra space is left at the end of t
std::unique_ptr<WaveFrontReader<uint16_t>::Vertex> vb(
new WaveFrontReader<uint16_t>::Vertex[ nVerts ] );
if ( FAILED( FinalizeVB( &mesh->vertices.front(),
if ( FAILED( FinalizeVB( mesh->vertices.data(),
sizeof(WaveFrontReader<uint16_t>::Vertex),
nVerts, nullptr, 0, vertRemap.get(), vb.get() ) ) )
// Error

4
VBO.md

@ -33,8 +33,8 @@ The ResourceLoading sample used a vertex layout of ``{ XMFLOAT3 position, XMFLOA
std::vector<Vertex> vertices;
vertices.resize( numVertices );
vboFile.read( reinterpret_cast<char*>( &vertices.front() ), sizeof(Vertex) * numVertices );
vboFile.read( reinterpret_cast<char*>( vertices.data() ), sizeof(Vertex) * numVertices );
std::vector<uint16_t> indices;
indices.resize( numIndices );
vboFile.read( reinterpret_cast<char*>( &indices.front() ), sizeof(uint16_t) * numIndices );
vboFile.read( reinterpret_cast<char*>( indices.data() ), sizeof(uint16_t) * numIndices );

2
Validate.md

@ -42,7 +42,7 @@ Other possible failure codes include ``E_INVALIDARG`` and ``E_OUTOFMEMORY``.
size_t nFaces = mesh->indices.size() / 3;
size_t nVerts = mesh->vertices.size();
hr = Validate( &mesh->indices.front(), nFaces, nVerts, nullptr, VALIDATE_DEFAULT );
hr = Validate( mesh->indices.data(), nFaces, nVerts, nullptr, VALIDATE_DEFAULT );
if ( FAILED(hr) )
// E_FAIL indicates that mesh failed validation