factor/extra/alien/data/map/map-tests.factor

156 lines
3.8 KiB
Factor

! (c)Joe Groff bsd license
USING: alien.data alien.data.map fry generalizations kernel locals math.vectors
math.vectors.conversion math math.vectors.simd math.ranges sequences
specialized-arrays tools.test ;
FROM: alien.c-types => uchar short int float ;
SPECIALIZED-ARRAYS: int float float-4 uchar-16 ;
IN: alien.data.map.tests
{ float-array{ 1.0 1.0 3.0 3.0 5.0 5.0 } }
[
int-array{ 1 3 5 } [ dup ] data-map( int -- float[2] )
float cast-array
] unit-test
{
float-4-array{
float-4{ 0.0 0.0 0.0 0.0 }
float-4{ 1.0 1.0 1.0 1.0 }
float-4{ 2.0 2.0 2.0 2.0 }
}
} [
3 iota [ float-4-with ] data-map( object -- float-4 )
float-4 cast-array
] unit-test
{
float-4-array{
float-4{ 0.0 1.0 2.0 3.0 }
float-4{ 4.0 5.0 6.0 7.0 }
float-4{ 8.0 9.0 10.0 11.0 }
}
} [
12 iota [ float-4-boa ] data-map( object[4] -- float-4 )
float-4 cast-array
] unit-test
{ float-array{ 1.0 1.0 3.0 3.0 5.0 5.0 0.0 0.0 } }
[
int-array{ 1 3 5 } float-array{ 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 }
[ dup ] data-map!( int -- float[2] )
] unit-test
:: float-pixels>byte-pixels-locals ( floats scale bias -- bytes )
floats [
[ scale 255.0 * v*n bias 255.0 * v+n float-4 int-4 vconvert ] 4 napply
[ int-4 short-8 vconvert ] 2bi@
short-8 uchar-16 vconvert
] data-map( float-4[4] -- uchar-16 ) ; inline
: float-pixels>byte-pixels* ( floats scale bias -- bytes )
'[
[ _ 255.0 * v*n _ 255.0 * v+n float-4 int-4 vconvert ] 4 napply
[ int-4 short-8 vconvert ] 2bi@
short-8 uchar-16 vconvert
] data-map( float-4[4] -- uchar-16 ) ; inline
: float-pixels>byte-pixels ( floats -- bytes )
1.0 0.0 float-pixels>byte-pixels* ;
{
B{
127 191 255 63
255 25 51 76
76 51 229 127
25 255 255 255
}
} [
float-array{
0.5 0.75 1.0 0.25
1.0 0.1 0.2 0.3
0.3 0.2 0.9 0.5
0.1 1.0 1.5 2.0
} 1.0 0.0 float-pixels>byte-pixels-locals
] unit-test
{
B{
127 191 255 63
255 25 51 76
76 51 229 127
25 255 255 255
}
} [
float-array{
0.5 0.75 1.0 0.25
1.0 0.1 0.2 0.3
0.3 0.2 0.9 0.5
0.1 1.0 1.5 2.0
} float-pixels>byte-pixels
] unit-test
{
B{
127 191 255 63
255 25 51 76
76 51 229 127
25 255 255 255
}
} [
float-array{
0.5 0.75 1.0 0.25
1.0 0.1 0.2 0.3
0.3 0.2 0.9 0.5
0.1 1.0 1.5 2.0
5.0
} [
[ 255.0 v*n float-4 int-4 vconvert ] 4 napply
[ int-4 short-8 vconvert ] 2bi@
short-8 uchar-16 vconvert
] data-map( float-4[4] -- uchar-16 )
] unit-test
: vmerge-transpose ( a b c d -- ac bd ac bd )
[ (vmerge) ] bi-curry@ bi* ; inline
CONSTANT: plane-count 4
: fold-rgba-planes ( r g b a -- rgba )
[ vmerge-transpose vmerge-transpose ]
data-map( uchar-16 uchar-16 uchar-16 uchar-16 -- uchar-16[plane-count] ) ;
{
B{
1 10 11 15
2 20 22 25
3 30 33 35
4 40 44 45
5 50 55 55
6 60 66 65
7 70 77 75
8 80 88 85
9 90 99 95
10 100 110 105
11 110 121 115
12 120 132 125
13 130 143 135
14 140 154 145
15 150 165 155
16 160 176 165
}
} [
B{ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 }
B{ 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 }
B{ 11 22 33 44 55 66 77 88 99 110 121 132 143 154 165 176 }
B{ 15 25 35 45 55 65 75 85 95 105 115 125 135 145 155 165 }
fold-rgba-planes
] unit-test
: data-map-compiler-bug-test ( n -- byte-array )
[ 0.0 1.0 1.0 ] dip /f <range>
[ ] data-map( object -- float ) ;
{ float-array{ 0.0 0.5 1.0 } }
[ 2 data-map-compiler-bug-test float cast-array ]
unit-test