comparison: www/includes/formulas.php
www/includes/formulas.php
- changeset 83
- 85521c6e0022
- parent 11
- d341f0a91a91
- child 85
- ca7a37586551
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deleted
inserted
replaced
| 82:7af1d472475a | 83:85521c6e0022 |
|---|---|
| 1 <?php | 1 <?php |
| 2 | |
| 3 define('EURO', chr(128)); | |
| 4 | |
| 5 define('MMCa', '40.048'); | |
| 6 define('MMMg', '24.305'); | |
| 7 define('MMNa', '22.98976928'); | |
| 8 define('MMCl', '35.453'); | |
| 9 define('MMSO4', '96.0626'); | |
| 10 define('MMCO3', '60.01684'); | |
| 11 define('MMHCO3', '61.01684'); | |
| 12 define('MMCaSO4', '172.171'); | |
| 13 define('MMCaCl2', '147.015'); | |
| 14 define('MMCaCO3', '100.087'); | |
| 15 define('MMMgSO4', '246.475'); | |
| 16 define('MMNaHCO3', '84.007'); | |
| 17 define('MMNa2CO3', '105.996'); | |
| 18 define('MMNaCl', '58.443'); | |
| 19 define('MMCaOH2', '74.06268'); | |
| 2 | 20 |
| 3 | 21 |
| 4 function ebc_to_srm($ebc) | 22 function ebc_to_srm($ebc) |
| 5 { | 23 { |
| 6 // Srm = -1.32303E-12*Ebc4-0.00000000291515*Ebc3+0.00000818515*Ebc2+0.372038*Ebc+0.596351 | 24 // Srm = -1.32303E-12*Ebc4-0.00000000291515*Ebc3+0.00000818515*Ebc2+0.372038*Ebc+0.596351 |
| 7 return -1.32303E-12 * pow($ebc, 4) - 0.00000000291515 * pow($ebc, 3) + 0.00000818515 * pow($ebc, 2) + 0.372038 * $ebc + 0.596351; | 25 return -1.32303E-12 * pow($ebc, 4) - 0.00000000291515 * pow($ebc, 3) + 0.00000818515 * pow($ebc, 2) + 0.372038 * $ebc + 0.596351; |
| 8 // return $ebc * 0.508; | 26 // return $ebc * 0.508; |
| 9 } | 27 } |
| 28 | |
| 10 | 29 |
| 11 | 30 |
| 12 function srm_to_ebc($srm) | 31 function srm_to_ebc($srm) |
| 13 { | 32 { |
| 14 // EBC = 0.000000000176506*Srm4+ 0.000000154529*Srm3-0.000159428*Srm2+2.68837*Srm-1.6004 | 33 // EBC = 0.000000000176506*Srm4+ 0.000000154529*Srm3-0.000159428*Srm2+2.68837*Srm-1.6004 |
| 17 $ebc = 0.000000000176506 * pow($srm, 4) + 0.000000154529 * pow($srm, 3) - 0.000159428 * pow($srm, 2) + 2.68837 * $srm - 1.6004; | 36 $ebc = 0.000000000176506 * pow($srm, 4) + 0.000000154529 * pow($srm, 3) - 0.000159428 * pow($srm, 2) + 2.68837 * $srm - 1.6004; |
| 18 return round($ebc); | 37 return round($ebc); |
| 19 } | 38 } |
| 20 | 39 |
| 21 | 40 |
| 41 | |
| 42 function ebc_to_color($ebc) | |
| 43 { | |
| 44 return srm_to_color(ebc_to_srm($ebc)); | |
| 45 } | |
| 46 | |
| 47 | |
| 48 | |
| 49 function srm_to_color($srm) | |
| 50 { | |
| 51 $i = abs($srm * 10); | |
| 52 if ($i < 0) { | |
| 53 $i = 0; | |
| 54 } | |
| 55 if ($i > 299) { | |
| 56 $i = 299; | |
| 57 } | |
| 58 | |
| 59 /* Table copied from Brouwhulp/BrewBuddy */ | |
| 60 $R = array( 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, // 0 | |
| 61 250, 250, 250, 250, 250, 249, 248, 247, 246, 245, 244, 243, 242, 241, 240, 239, 238, 237, 236, 235, // 2 | |
| 62 234, 233, 232, 231, 230, 229, 228, 227, 226, 225, 224, 223, 222, 221, 220, 219, 218, 217, 216, 215, // 4 | |
| 63 214, 213, 212, 211, 210, 209, 208, 207, 206, 205, 204, 203, 202, 201, 200, 200, 199, 199, 198, 198, // 6 | |
| 64 197, 197, 196, 196, 195, 195, 194, 194, 193, 193, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, // 8 | |
| 65 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, 192, // 10 | |
| 66 192, 192, 192, 192, 192, 192, 192, 192, 191, 190, 189, 188, 187, 186, 185, 184, 183, 182, 181, 180, // 12 | |
| 67 179, 178, 177, 175, 174, 172, 171, 169, 168, 167, 195, 164, 162, 161, 159, 158, 157, 155, 154, 152, // 14 | |
| 68 151, 149, 148, 147, 145, 144, 142, 141, 139, 138, 137, 135, 134, 132, 131, 129, 128, 127, 125, 124, // 16 | |
| 69 122, 121, 119, 118, 117, 115, 114, 112, 111, 109, 108, 107, 105, 104, 102, 101, 99, 98, 97, 95, // 18 | |
| 70 94, 92, 91, 89, 88, 87, 85, 84, 82, 81, 79, 78, 77, 75, 74, 72, 71, 69, 68, 67, // 20 | |
| 71 65, 64, 62, 61, 59, 58, 57, 55, 54, 52, 51, 49, 48, 47, 45, 44, 43, 41, 39, 38, // 22 | |
| 72 37, 37, 36, 36, 35, 35, 34, 34, 33, 33, 32, 32, 31, 31, 30, 30, 29, 29, 28, 28, // 24 | |
| 73 27, 27, 26, 26, 25, 25, 24, 24, 23, 23, 22, 22, 21, 21, 20, 20, 19, 19, 18, 18, // 26 | |
| 74 17, 17, 16, 16, 15, 15, 14, 14, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8 ); | |
| 75 | |
| 76 $G = array( 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, 250, | |
| 77 250, 250, 250, 250, 250, 250, 249, 248, 247, 246, 245, 244, 242, 240, 238, 236, 234, 232, 230, 228, | |
| 78 226, 224, 222, 220, 218, 216, 214, 212, 210, 208, 206, 204, 202, 200, 198, 196, 194, 192, 190, 188, | |
| 79 186, 184, 182, 180, 178, 176, 174, 172, 170, 168, 166, 164, 162, 160, 158, 156, 154, 152, 150, 148, | |
| 80 146, 144, 142, 141, 140, 139, 139, 138, 137, 136, 136, 135, 134, 133, 133, 132, 131, 130, 130, 129, | |
| 81 128, 127, 127, 126, 125, 124, 124, 123, 122, 121, 121, 120, 119, 118, 118, 117, 116, 115, 115, 114, | |
| 82 113, 112, 112, 111, 110, 109, 109, 108, 107, 106, 106, 105, 104, 103, 103, 102, 101, 100, 100, 99, | |
| 83 98, 97, 97, 96, 95, 94, 94, 93, 92, 91, 91, 90, 89, 88, 88, 87, 86, 85, 85, 84, | |
| 84 83, 82, 82, 81, 80, 79, 78, 77, 76, 75, 75, 74, 73, 72, 72, 71, 70, 69, 69, 68, | |
| 85 67, 66, 66, 65, 64, 63, 63, 62, 61, 60, 60, 59, 58, 57, 57, 56, 55, 54, 54, 53, | |
| 86 52, 51, 51, 50, 49, 48, 48, 47, 46, 45, 45, 44, 43, 42, 42, 41, 40, 39, 39, 38, | |
| 87 37, 36, 36, 35, 34, 33, 33, 32, 31, 30, 30, 29, 28, 27, 27, 26, 25, 24, 24, 23, | |
| 88 22, 22, 22, 21, 21, 21, 20, 20, 20, 19, 19, 19, 18, 18, 18, 17, 17, 17, 16, 16, | |
| 89 16, 15, 15, 15, 14, 14, 14, 13, 13, 13, 12, 12, 12, 11, 11, 11, 10, 10, 10, 9, | |
| 90 9, 9, 8, 8, 8, 7, 7, 7, 6, 6, 6, 5, 5, 5, 4, 4, 4, 3, 3, 3 ); | |
| 91 | |
| 92 $B = array( 210, 204, 199, 193, 188, 182, 177, 171, 166, 160, 155, 149, 144, 138, 133, 127, 122, 116, 111, 105, | |
| 93 100, 94, 89, 83, 78, 72, 67, 61, 56, 50, 45, 45, 45, 46, 46, 46, 46, 47, 47, 47, | |
| 94 47, 48, 48, 48, 48, 49, 49, 49, 49, 50, 50, 50, 50, 51, 51, 51, 51, 52, 52, 52, | |
| 95 52, 53, 53, 53, 53, 54, 54, 54, 54, 55, 55, 55, 55, 56, 56, 56, 56, 56, 56, 56, | |
| 96 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, | |
| 97 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, | |
| 98 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, | |
| 99 56, 56, 56, 55, 55, 55, 55, 54, 54, 54, 54, 53, 53, 53, 53, 52, 52, 52, 52, 51, | |
| 100 51, 51, 51, 50, 50, 50, 50, 49, 49, 48, 47, 47, 46, 45, 45, 44, 43, 43, 42, 41, | |
| 101 41, 40, 39, 39, 38, 37, 37, 36, 35, 34, 33, 32, 31, 29, 28, 27, 26, 25, 24, 23, | |
| 102 21, 20, 19, 18, 17, 16, 15, 13, 12, 11, 10, 9, 8, 9, 9, 10, 10, 11, 11, 12, | |
| 103 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, | |
| 104 21, 21, 21, 20, 20, 20, 19, 19, 19, 18, 18, 18, 17, 17, 17, 17, 16, 16, 15, 15, | |
| 105 15, 14, 14, 14, 13, 13, 13, 12, 12, 12, 11, 11, 11, 10, 10, 10, 9, 9, 9, 8, | |
| 106 8, 8, 7, 7, 7, 6, 6, 6, 5, 5, 5, 4, 4, 4, 3, 3, 3, 2, 2, 2 ); | |
| 107 | |
| 108 return array($R[$i],$G[$i],$B[$i]); | |
| 109 } | |
| 110 | |
| 111 | |
| 22 ?> | 112 ?> |
