Mapper for fm_mesh_2d

Creates a mapper for 2D fm_mesh_2d objects

Usage

# S3 method for class 'fm_mesh_2d'
bru_mapper(mesh, ...)

# S3 method for class 'bru_mapper_fm_mesh_2d'
ibm_n(mapper, ...)

# S3 method for class 'bru_mapper_fm_mesh_2d'
ibm_values(mapper, ...)

# S3 method for class 'bru_mapper_fm_mesh_2d'
ibm_jacobian(mapper, input, ...)

# S3 method for class 'bru_mapper_inla_mesh_2d'
ibm_n(mapper, ...)

# S3 method for class 'bru_mapper_inla_mesh_2d'
ibm_values(mapper, ...)

# S3 method for class 'bru_mapper_inla_mesh_2d'
ibm_jacobian(mapper, input, ...)

Arguments

mesh

An fm_mesh_2d object to use as a mapper

...

Arguments passed on to other methods

mapper

A mapper S3 object, inheriting from bru_mapper.

input

Data input for the mapper.

Value

A bru_mapper_fmesher object. Note: Prior to version 2.12.0.9021, this was a bru_mapper_fm_mesh_2d object. Also see the note for bru_mapper.fm_mesh_1d.

See also

bru_mapper, bru_mapper_generics

Other mappers: bru_get_mapper(), bru_mapper(), bru_mapper.fm_mesh_1d(), bru_mapper_aggregate(), bru_mapper_collect(), bru_mapper_const(), bru_mapper_factor(), bru_mapper_fmesher(), bru_mapper_generics, bru_mapper_harmonics(), bru_mapper_index(), bru_mapper_linear(), bru_mapper_logsumexp(), bru_mapper_marginal(), bru_mapper_matrix(), bru_mapper_mesh_B(), bru_mapper_multi(), bru_mapper_pipe(), bru_mapper_repeat(), bru_mapper_scale(), bru_mapper_shift(), bru_mapper_sum(), bru_mapper_taylor()

Examples

m <- bru_mapper(fmesher::fmexample$mesh)
ibm_n(m)
#> [1] 279
ibm_eval(m, as.matrix(expand.grid(-2:2, -2:2)), seq_len(ibm_n(m)))
#>  [1] 250.74364  79.50113  56.07494  99.08437 272.10681 101.93314 138.22942
#>  [8] 126.04646 184.52763  62.06892 129.09019 139.32017 134.69889 104.56584
#> [15] 146.74441 144.17599 139.89904 164.80512 140.63623 195.96047 117.63412
#> [22] 178.67407 148.32454 169.81494 219.07025