impeller::scene::importer::SkinnedVerticesBuilder Class Reference

#include <vertices_builder.h>

Inheritance diagram for impeller::scene::importer::SkinnedVerticesBuilder:

Classes
struct	Vertex

Public Member Functions
	SkinnedVerticesBuilder ()
virtual	~SkinnedVerticesBuilder () override
void	WriteFBVertices (fb::MeshPrimitiveT &primitive) const override
void	SetAttributeFromBuffer (AttributeType attribute, ComponentType component_type, const void *buffer_start, size_t attribute_stride_bytes, size_t attribute_count) override
Public Member Functions inherited from impeller::scene::importer::VerticesBuilder
	VerticesBuilder ()
virtual	~VerticesBuilder ()
virtual void	WriteFBVertices (fb::MeshPrimitiveT &primitive) const =0
virtual void	SetAttributeFromBuffer (AttributeType attribute, ComponentType component_type, const void *buffer_start, size_t attribute_stride_bytes, size_t attribute_count)=0

Additional Inherited Members
Public Types inherited from impeller::scene::importer::VerticesBuilder
enum class	ComponentType {   kSignedByte = 5120 , kUnsignedByte , kSignedShort , kUnsignedShort ,   kSignedInt , kUnsignedInt , kFloat }
enum class	AttributeType {   kPosition , kNormal , kTangent , kTextureCoords ,   kColor , kJoints , kWeights }
using	ComponentConverter = std::function< Scalar(const void *source, size_t byte_offset, bool normalized)>
using	AttributeWriter = std::function< void(Scalar *destination, const void *source, const ComponentProperties &component_props, const AttributeProperties &attribute_props)>
Static Public Member Functions inherited from impeller::scene::importer::VerticesBuilder
static std::unique_ptr< VerticesBuilder >	MakeUnskinned ()
static std::unique_ptr< VerticesBuilder >	MakeSkinned ()
Static Protected Member Functions inherited from impeller::scene::importer::VerticesBuilder
static void	WriteAttribute (void *destination, size_t destination_stride_bytes, AttributeType attribute, ComponentType component_type, const void *source, size_t attribute_stride_bytes, size_t attribute_count)

Detailed Description

SkinnedVerticesBuilder

Definition at line 139 of file vertices_builder.h.

Constructor & Destructor Documentation

SkinnedVerticesBuilder()

impeller::scene::importer::SkinnedVerticesBuilder::SkinnedVerticesBuilder ( )

default

SkinnedVerticesBuilder

~SkinnedVerticesBuilder()

impeller::scene::importer::SkinnedVerticesBuilder::~SkinnedVerticesBuilder ( )

overridevirtualdefault

Member Function Documentation

SetAttributeFromBuffer()

void impeller::scene::importer::SkinnedVerticesBuilder::SetAttributeFromBuffer ( AttributeType  attribute, ComponentType  component_type, const void *  buffer_start, size_t  attribute_stride_bytes, size_t  attribute_count  )

overridevirtual

Implements impeller::scene::importer::VerticesBuilder.

Definition at line 221 of file vertices_builder.cc.

                            {
  if (attribute_count > vertices_.size()) {
    vertices_.resize(attribute_count, Vertex());
  }
  WriteAttribute(vertices_.data(),        // destination
                 sizeof(Vertex),          // destination_stride_bytes
                 attribute,               // attribute
                 component_type,          // component_type
                 buffer_start,            // source
                 attribute_stride_bytes,  // attribute_stride_bytes
                 attribute_count);        // attribute_count
}

WriteFBVertices()

void impeller::scene::importer::SkinnedVerticesBuilder::WriteFBVertices ( fb::MeshPrimitiveT &  primitive ) const

overridevirtual

Implements impeller::scene::importer::VerticesBuilder.

Definition at line 206 of file vertices_builder.cc.

                                       {
  auto vertex_buffer = fb::SkinnedVertexBufferT();
  vertex_buffer.vertices.resize(0);
  for (auto& v : vertices_) {
    auto unskinned_attributes = fb::Vertex(
        ToFBVec3(v.vertex.position), ToFBVec3(v.vertex.normal),
        ToFBVec4(v.vertex.tangent), ToFBVec2(v.vertex.texture_coords),
        ToFBColor(v.vertex.color));
    vertex_buffer.vertices.push_back(fb::SkinnedVertex(
        unskinned_attributes, ToFBVec4(v.joints), ToFBVec4(v.weights)));
  }
  primitive.vertices.Set(std::move(vertex_buffer));
}

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

• impeller/scene/importer/vertices_builder.h
• impeller/scene/importer/vertices_builder.cc