ndarray_cg 0.4.0

High-performance computer graphics mathematics library based on ndarray with vectors, matrices, and transformations
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123

use super::*;

fn test_raw_slice_generic< D : the_module::mat::Descriptor >()
where
  the_module::Mat< 2, 2, f32, D > : Default + the_module::RawSliceMut< Scalar = f32 >,
{
  use the_module::
  {
    Mat,
    RawSlice,
    RawSliceMut,
  };
  let mat = Mat::< 2, 2, f32, D >::default().raw_set( [ 1.0, 2.0, 3.0, 4.0 ] );
  let slice = mat.raw_slice();
  let exp = &[ 1.0, 2.0, 3.0, 4.0 ];
  assert_eq!( slice, exp, "Raw slice mismatch. Expected {:?}, got {:?}", exp, slice );
}

#[ test ]
fn test_raw_slice_row_major()
{
  use the_module::mat::DescriptorOrderRowMajor;
  test_raw_slice_generic::< DescriptorOrderRowMajor >();
}

#[ test ]
fn test_raw_slice_column_major()
{
  use the_module::mat::DescriptorOrderColumnMajor;
  test_raw_slice_generic::< DescriptorOrderColumnMajor >();
}

fn test_raw_slice_mut_generic< D : the_module::mat::Descriptor >()
where
  the_module::Mat< 2, 2, f32, D > : Default + the_module::RawSliceMut< Scalar = f32 >,
{
  use the_module::
  {
    Mat,
    RawSlice,
    RawSliceMut,
  };
  let mut mat = Mat::< 2, 2, f32, D >::default();
  {
    let slice_mut = mat.raw_slice_mut();
    slice_mut.copy_from_slice( &[ 5.0, 6.0, 7.0, 8.0 ] );
  }
  let exp = &[ 5.0, 6.0, 7.0, 8.0 ];
  assert_eq!( mat.raw_slice(), exp, "Raw slice mutable modification failed. Expected {:?}, got {:?}", exp, mat.raw_slice() );
}

#[ test ]
fn test_raw_slice_mut_row_major()
{
  use the_module::mat::DescriptorOrderRowMajor;
  test_raw_slice_mut_generic::< DescriptorOrderRowMajor >();
}

#[ test ]
fn test_raw_slice_mut_column_major()
{
  use the_module::mat::DescriptorOrderColumnMajor;
  test_raw_slice_mut_generic::< DescriptorOrderColumnMajor >();
}

fn test_raw_set_slice_generic< D : the_module::mat::Descriptor >()
where
  the_module::Mat< 2, 2, f32, D > : Default + the_module::RawSliceMut< Scalar = f32 >,
{
  use the_module::
  {
    Mat,
    RawSlice,
    RawSliceMut,
  };
  let mut mat = Mat::< 2, 2, f32, D >::default();
  mat.raw_set_slice( &[ 9.0, 10.0, 11.0, 12.0 ] );
  let exp = &[ 9.0, 10.0, 11.0, 12.0 ];
  assert_eq!( mat.raw_slice(), exp, "Raw set slice failed. Expected {:?}, got {:?}", exp, mat.raw_slice() );
}

#[ test ]
fn test_raw_set_slice_row_major()
{
  use the_module::mat::DescriptorOrderRowMajor;
  test_raw_set_slice_generic::< DescriptorOrderRowMajor >();
}

#[ test ]
fn test_raw_set_slice_column_major()
{
  use the_module::mat::DescriptorOrderColumnMajor;
  test_raw_set_slice_generic::< DescriptorOrderColumnMajor >();
}

fn test_raw_set_generic< D : the_module::mat::Descriptor >()
where
  the_module::Mat< 2, 2, f32, D > : Default + the_module::RawSliceMut< Scalar = f32 >,
{
  use the_module::
  {
    Mat,
    RawSlice,
    RawSliceMut,
  };
  let mat = Mat::< 2, 2, f32, D >::default().raw_set( [ 13.0, 14.0, 15.0, 16.0 ] );
  let exp = &[ 13.0, 14.0, 15.0, 16.0 ];
  assert_eq!( mat.raw_slice(), exp, "Raw set failed. Expected {:?}, got {:?}", exp, mat.raw_slice() );
}

#[ test ]
fn test_raw_set_row_major()
{
  use the_module::mat::DescriptorOrderRowMajor;
  test_raw_set_generic::< DescriptorOrderRowMajor >();
}

#[ test ]
fn test_raw_set_column_major()
{
  use the_module::mat::DescriptorOrderColumnMajor;
  test_raw_set_generic::< DescriptorOrderColumnMajor >();
}