<ortho-matrix4> ( factors -- matrix )
Extra matrix operations

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Vocabulary
math.matrices.extras

Inputs

factors

a sequence

Outputs

matrix

a matrix

Word description
Create a <scale-matrix4>, with the scale factors inverted.

Notes

•	Only the first three values in factors are used.
•	This word is the inverse variant of <scale-matrix4>.

Examples

USING: math.matrices.extras prettyprint ; { -9.3 100 1/2 } <ortho-matrix4> .
{ { -0.1075268817204301 0.0 0.0 0.0 } { 0.0 1/100 0.0 0.0 } { 0.0 0.0 2 0.0 } { 0.0 0.0 0.0 1.0 } }

Definition

USING: math sequences ;

IN: math.matrices.extras

: <ortho-matrix4> ( factors -- matrix )
    [ recip ] map <scale-matrix4> ;