com.io7m.r2.meshes

Interface R2MeshTangentsBuilderType

public interface R2MeshTangentsBuilderType

The type of mutable builders for meshes that have tangent vectors.

Method Summary

Modifier and Type	Method and Description
long	addBitangent(com.io7m.jtensors.parameterized.PVectorReadable3DType<R2SpaceObjectType> p) Add a bitangent vector.
long	addNormal(com.io7m.jtensors.parameterized.PVectorReadable3DType<R2SpaceObjectType> n) Add a normal vector.
long	addPosition(com.io7m.jtensors.parameterized.PVectorReadable3DType<R2SpaceObjectType> p) Add a position vector.
long	addTangent(com.io7m.jtensors.parameterized.PVectorReadable4DType<R2SpaceObjectType> p) Add a tangent vector.
long	addTriangle(long v0, long v1, long v2) Add a triangle.
long	addUV(com.io7m.jtensors.parameterized.PVectorReadable2DType<R2SpaceTextureType> u) Add a UV vector.
long	addVertex(long p, long n, long t, long b, long u) Add a vertex.
R2MeshTangentsType	build()
void	reset() Clear the contents of the builder

Method Detail

reset

void reset()

Clear the contents of the builder

addPosition

long addPosition(com.io7m.jtensors.parameterized.PVectorReadable3DType<R2SpaceObjectType> p)

Add a position vector.

Parameters:

p - The position

Returns:

The index of the added vector

addNormal

long addNormal(com.io7m.jtensors.parameterized.PVectorReadable3DType<R2SpaceObjectType> n)

Add a normal vector.

Parameters:

n - The normal

Returns:

The index of the added vector

addUV

long addUV(com.io7m.jtensors.parameterized.PVectorReadable2DType<R2SpaceTextureType> u)

Add a UV vector.

Parameters:

u - The UV

Returns:

The index of the added vector

addTangent

long addTangent(com.io7m.jtensors.parameterized.PVectorReadable4DType<R2SpaceObjectType> p)

Add a tangent vector.

Parameters:

p - The position

Returns:

The index of the added vector

addBitangent

long addBitangent(com.io7m.jtensors.parameterized.PVectorReadable3DType<R2SpaceObjectType> p)

Add a bitangent vector.

Parameters:

p - The position

Returns:

The index of the added vector

addVertex

long addVertex(long p,
               long n,
               long t,
               long b,
               long u)
        throws NoSuchElementException

Add a vertex.

Parameters:

p - The index of the position vector

n - The index of the normal vector

t - The index of the tangent vector

b - The index of the bitangent vector

u - The index of the UV vector

Returns:

The index of the new vertex

Throws:

NoSuchElementException - Iff any of the given indices do not exist

See Also:

addPosition(PVectorReadable3DType), addNormal(PVectorReadable3DType), addUV(PVectorReadable2DType), addTangent(PVectorReadable4DType), addBitangent(PVectorReadable3DType)

addTriangle

long addTriangle(long v0,
                 long v1,
                 long v2)
          throws NoSuchElementException

Add a triangle.

Parameters:

v0 - The index of the first vertex

v1 - The index of the second vertex

v2 - The index of the third vertex

Returns:

The index of the new triangle

Throws:

NoSuchElementException - Iff any of the given vertices do not exist

See Also:

addVertex(long, long, long, long, long)

build

R2MeshTangentsType build()

Returns:

A mesh with all of the data specified so far