mech-math 0.3.3

Math library for the Mech language
Documentation 
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#![no_main]
#![allow(warnings)]
#![feature(where_clause_attrs)]

#[cfg(feature = "matrix")]
extern crate nalgebra as na;

use mech_core::*;

use paste::paste;

#[cfg(feature = "vector2")]
use na::Vector2;
#[cfg(feature = "vector3")]
use na::Vector3;
#[cfg(feature = "vector4")]
use na::Vector4;
#[cfg(feature = "vectord")]
use na::DVector;
#[cfg(feature = "matrix1")]
use na::Matrix1;
#[cfg(feature = "matrix2")]
use na::Matrix2;
#[cfg(feature = "matrix3")]
use na::Matrix3;
#[cfg(feature = "matrix4")]
use na::Matrix4;
#[cfg(feature = "matrix2x3")]
use na::Matrix2x3;
#[cfg(feature = "matrix3x2")]
use na::Matrix3x2;
#[cfg(feature = "matrixd")]
use na::DMatrix;
#[cfg(feature = "row_vector2")]
use na::RowVector2;
#[cfg(feature = "row_vector3")]
use na::RowVector3;
#[cfg(feature = "row_vector4")]
use na::RowVector4;
#[cfg(feature = "row_vectord")]
use na::RowDVector;

use std::ops::*;
use std::fmt::{Display, Debug};
use std::marker::PhantomData;

#[cfg(feature = "arithmetic")]
pub mod arithmetic;
#[cfg(feature = "bessel")]
pub mod bessel;
#[cfg(feature = "exponential")]
pub mod exponential;
#[cfg(feature = "gamma")]
pub mod gamma;
#[cfg(feature = "logarithm")]
pub mod logarithm;
#[cfg(feature = "ops")]
pub mod ops;
#[cfg(feature = "op_assign")]
pub mod op_assign;
#[cfg(feature = "root")]
pub mod root;
#[cfg(feature = "rounding")]
pub mod rounding;
#[cfg(feature = "stat_error")]
pub mod stat_error;
#[cfg(feature = "trig")]
pub mod trig;

#[cfg(feature = "arithmetic")]
pub use self::arithmetic::*;
#[cfg(feature = "bessel")]
pub use self::bessel::*;
#[cfg(feature = "exponential")]
pub use self::exponential::*;
#[cfg(feature = "gamma")]
pub use self::gamma::*;
#[cfg(feature = "logarithm")]
pub use self::logarithm::*;
#[cfg(feature = "ops")]
pub use self::ops::*;
#[cfg(feature = "op_assign")]
pub use self::op_assign::*;
#[cfg(feature = "root")]
pub use self::root::*;
#[cfg(feature = "rounding")]
pub use self::rounding::*;
#[cfg(feature = "stat_error")]
pub use self::stat_error::*;
#[cfg(feature = "trig")]
pub use self::trig::*;

// ----------------------------------------------------------------------------
// Math Library
// ----------------------------------------------------------------------------

#[macro_export]
macro_rules! impl_math_fxns {
  ($lib:ident) => {
    impl_fxns!($lib,T,T,impl_binop);
  }}

#[macro_export]
macro_rules! impl_urnop_match_arms2 {
  ($lib:ident, $arg:expr, $($lhs_type:ident => $($matrix_kind:ident, $target_type:ident, $default:expr, $value_string:tt),+);+ $(;)?) => {
    paste!{
      match $arg {
        $(
          $(
            #[cfg(feature = $value_string)]
            (Value::$lhs_type(arg)) => Ok(Box::new([<$lib $lhs_type:camel S>]{arg: arg.clone(), out: Ref::new($default) })),
            #[cfg(all(feature = $value_string, feature = "matrix1"))]
            (Value::$matrix_kind(Matrix::Matrix1(arg))) => Ok(Box::new([<$lib $lhs_type:camel M1>]{arg, out: Ref::new(Matrix1::from_element($default))})),
            #[cfg(all(feature = $value_string, feature = "matrix2"))]
            (Value::$matrix_kind(Matrix::Matrix2(arg))) => Ok(Box::new([<$lib $lhs_type:camel M2>]{arg, out: Ref::new(Matrix2::from_element($default))})),
            #[cfg(all(feature = $value_string, feature = "matrix3"))]
            (Value::$matrix_kind(Matrix::Matrix3(arg))) => Ok(Box::new([<$lib $lhs_type:camel M3>]{arg, out: Ref::new(Matrix3::from_element($default))})),
            #[cfg(all(feature = $value_string, feature = "matrix4"))]
            (Value::$matrix_kind(Matrix::Matrix4(arg))) => Ok(Box::new([<$lib $lhs_type:camel M4>]{arg, out: Ref::new(Matrix4::from_element($default))})),
            #[cfg(all(feature = $value_string, feature = "matrix2x3"))]
            (Value::$matrix_kind(Matrix::Matrix2x3(arg))) => Ok(Box::new([<$lib $lhs_type:camel M2x3>]{arg, out: Ref::new(Matrix2x3::from_element($default))})),         
            #[cfg(all(feature = $value_string, feature = "matrix3x2"))]
            (Value::$matrix_kind(Matrix::Matrix3x2(arg))) => Ok(Box::new([<$lib $lhs_type:camel M3x2>]{arg, out: Ref::new(Matrix3x2::from_element($default))})),         
            #[cfg(all(feature = $value_string, feature = "row_vector2"))]
            (Value::$matrix_kind(Matrix::RowVector2(arg))) => Ok(Box::new([<$lib $lhs_type:camel R2>]{arg: arg.clone(), out: Ref::new(RowVector2::from_element($default)) })),
            #[cfg(all(feature = $value_string, feature = "row_vector3"))]
            (Value::$matrix_kind(Matrix::RowVector3(arg))) => Ok(Box::new([<$lib $lhs_type:camel R3>]{arg: arg.clone(), out: Ref::new(RowVector3::from_element($default)) })),
            #[cfg(all(feature = $value_string, feature = "row_vector4"))]
            (Value::$matrix_kind(Matrix::RowVector4(arg))) => Ok(Box::new([<$lib $lhs_type:camel R4>]{arg: arg.clone(), out: Ref::new(RowVector4::from_element($default)) })),
            #[cfg(all(feature = $value_string, feature = "row_vectord"))]
            (Value::$matrix_kind(Matrix::RowDVector(arg))) => Ok(Box::new([<$lib $lhs_type:camel RD>]{arg: arg.clone(), out: Ref::new(RowDVector::from_element(arg.borrow().len(),$default))})),
            #[cfg(all(feature = $value_string, feature = "vector2"))]
            (Value::$matrix_kind(Matrix::Vector2(arg))) => Ok(Box::new([<$lib $lhs_type:camel V2>]{arg: arg.clone(), out: Ref::new(Vector2::from_element($default)) })),
            #[cfg(all(feature = $value_string, feature = "vector3"))]
            (Value::$matrix_kind(Matrix::Vector3(arg))) => Ok(Box::new([<$lib $lhs_type:camel V3>]{arg: arg.clone(), out: Ref::new(Vector3::from_element($default)) })),
            #[cfg(all(feature = $value_string, feature = "vector4"))]
            (Value::$matrix_kind(Matrix::Vector4(arg))) => Ok(Box::new([<$lib $lhs_type:camel V4>]{arg: arg.clone(), out: Ref::new(Vector4::from_element($default)) })),
            #[cfg(all(feature = $value_string, feature = "vectord"))]
            (Value::$matrix_kind(Matrix::DVector(arg))) => Ok(Box::new([<$lib $lhs_type:camel VD>]{arg: arg.clone(), out: Ref::new(DVector::from_element(arg.borrow().len(),$default))})),
            #[cfg(all(feature = $value_string, feature = "matrixd"))]
            (Value::$matrix_kind(Matrix::DMatrix(arg))) => {
              let (rows,cols) = {arg.borrow().shape()};
              Ok(Box::new([<$lib $lhs_type:camel MD>]{arg, out: Ref::new(DMatrix::from_element(rows,cols,$default))}))},
          )+
        )+
        x => Err(MechError::new(
          UnhandledFunctionArgumentKind1{arg: x.kind(), fxn_name: stringify!($lib).to_string()},
          None
        ).with_compiler_loc()),
      }}}}

#[macro_export]
macro_rules! impl_math_unop {
  ($fxn_name:ident, $type:ident, $op_fxn:ident, $feature_flag:expr) => {
    paste!{
      impl_unop!([<$fxn_name $type:camel S>], $type, $type, [<$op_fxn _op>], $feature_flag);
      #[cfg(feature = "matrix1")]
      impl_unop!([<$fxn_name $type:camel M1>], Matrix1<$type>, Matrix1<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "matrix2")]
      impl_unop!([<$fxn_name $type:camel M2>], Matrix2<$type>, Matrix2<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "matrix3")]
      impl_unop!([<$fxn_name $type:camel M3>], Matrix3<$type>, Matrix3<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "matrix4")]
      impl_unop!([<$fxn_name $type:camel M4>], Matrix4<$type>, Matrix4<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "matrix2x3")]
      impl_unop!([<$fxn_name $type:camel M2x3>], Matrix2x3<$type>, Matrix2x3<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "matrix3x2")]
      impl_unop!([<$fxn_name $type:camel M3x2>], Matrix3x2<$type>, Matrix3x2<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "matrixd")]
      impl_unop!([<$fxn_name $type:camel MD>], DMatrix<$type>, DMatrix<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "row_vector2")]
      impl_unop!([<$fxn_name $type:camel R2>], RowVector2<$type>, RowVector2<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "row_vector3")]
      impl_unop!([<$fxn_name $type:camel R3>], RowVector3<$type>, RowVector3<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "row_vector4")]
      impl_unop!([<$fxn_name $type:camel R4>], RowVector4<$type>, RowVector4<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "row_vectord")]
      impl_unop!([<$fxn_name $type:camel RD>], RowDVector<$type>, RowDVector<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "vector2")]
      impl_unop!([<$fxn_name $type:camel V2>], Vector2<$type>, Vector2<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "vector3")]
      impl_unop!([<$fxn_name $type:camel V3>], Vector3<$type>, Vector3<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "vector4")]
      impl_unop!([<$fxn_name $type:camel V4>], Vector4<$type>, Vector4<$type>, [<$op_fxn _vec_op>], $feature_flag);
      #[cfg(feature = "vectord")]
      impl_unop!([<$fxn_name $type:camel VD>], DVector<$type>, DVector<$type>, [<$op_fxn _vec_op>], $feature_flag);
    }}}