=encoding UTF-8


=head1 NAME

BH_Vec2i - two-dimensional integer vector


=head1 SYNTAX

 #include <BH/Math.h>

 cc prog.c -o prog -lbh


=head1 DESCRIPTION

The BH_Vec2i module provides a set of functions for working with two-dimensional
integer vectors.


=head1 API CALLS


=head2 BH_Vec2iAdd

 void BH_Vec2iAdd(const int a[2],
                  const int b[2],
                  int out[2]);

Calculates the sum of two vectors I<a> and I<b>.

The I<out> parameter describes the resulting vector.


=head2 BH_Vec2iSub

 void BH_Vec2iSub(const int a[2],
                  const int b[2],
                  int out[2]);

Calculates the difference between two vectors I<a> and I<b>.

The I<out> parameter describes the resulting vector.


=head2 BH_Vec2iMul

 void BH_Vec2iMul(const int a[2],
                  const int b[2],
                  int out[2]);

Calculates the result of multiplying two vectors I<a> and I<b>.

The I<out> parameter describes the resulting vector.


=head2 BH_Vec2iScale

 void BH_Vec2iScale(const int a[2],
                    int b,
                    int out[2]);

Calculates the result of multiplying vector I<a> by value I<b>.

The I<out> parameter describes the resulting vector.


=head2 BH_Vec2iMulAdd

 void BH_Vec2iMulAdd(const int a[2],
                     const int b[2],
                     const int c[2],
                     int out[2]);

Calculates the result of the sum I<c> and the result of multiplying vectors I<a>
and I<b>.

The I<out> parameter describes the resulting vector.


=head2 BH_Vec2iNegate

 void BH_Vec2iNegate(const int in[2],
                     int out[2]);

Calculates the opposite vector from vector I<in>.

The I<out> parameter describes the resulting vector.


=head2 BH_Vec2iMin

 void BH_Vec2iMin(const int a[2],
                  const int b[2],
                  int out[2]);

Calculates the element-wise minimum of two vectors I<a> and I<b>.

The I<out> parameter describes the resulting vector.


=head2 BH_Vec2iMax

 void BH_Vec2iMax(const int a[2],
                  const int b[2],
                  int out[2]);

Calculates the element-wise maximum of two vectors I<a> and I<b>.

The I<out> parameter describes the resulting vector.


=head1 SEE ALSO

L<BH>