public_html/upload.php

   1 <?php
   2
   3 function colourDiff($rgb1, $rgb2) {
   4     $red1   = hexdec(substr($rgb1,0,2));
   5     $green1 = hexdec(substr($rgb1,2,2));
   6     $blue1  = hexdec(substr($rgb1,4,2));
   7
   8     $red2   = hexdec(substr($rgb2,0,2));
   9     $green2 = hexdec(substr($rgb2,2,2));
  10     $blue2  = hexdec(substr($rgb2,4,2));
  11
  12     return sqrt(pow($red1 - $red2, 2) + pow($green1 - $green2, 2) + pow($blue1 - $blue2, 2)) ;
  13 }
  14
  15 function closest_colour($rgb, array $colours) {
  16     $smallest_diff = 766;
  17     $closest = 'none';
  18
  19     foreach($colours as $hex => $name)
  20     {
  21         if(colourDiff($rgb, $hex) < $smallest_diff) {
  22             $smallest_diff = colourDiff($rgb, $hex);
  23             $closest = $hex;
  24         }
  25     }
  26
  27     return $closest;
  28 }
  29
  30 function array_to_table($array) {
  31     $headings = $array[0];
  32     unset($array[0]);
  33     $output = '<table class="table"><tr>';
  34
  35     foreach($headings as $heading) {
  36         $output .= '<th>' . $heading . '</th>';
  37     }
  38
  39     $output .= '</tr>';
  40
  41     foreach($array as $row) {
  42         $output .= '<tr>';
  43
  44         foreach($row as $column) {
  45             $output .= '<td>' . $column . '</td>';
  46         }
  47
  48         $output .= '</tr>';
  49     }
  50
  51     $output .= '</table>';
  52     return $output;
  53 }
  54
  55 function image_to_array($image) {
  56     $dimensions = getimagesize($image);
  57     $image = imagecreatefrompng($image);
  58     $array = array();
  59
  60     for($i=0; $i<$dimensions[1]; $i++) {
  61         for($j=0; $j<$dimensions[0]; $j++) {
  62             $rgb = imagecolorsforindex($image, imagecolorat($image, $j, $i));
  63             $r = $rgb['red'];
  64             $g = $rgb['green'];
  65             $b = $rgb['blue'];
  66             $a = $rgb['alpha'];
  67
  68             $hex =
  69                     str_pad(dechex($rgb['red']), 2, '0', STR_PAD_LEFT) .
  70                     str_pad(dechex($rgb['green']), 2, '0', STR_PAD_LEFT) .
  71                     str_pad(dechex($rgb['blue']), 2, '0', STR_PAD_LEFT);
  72
  73             if($a == 127) $hex = "NONE";
  74
  75             $array[$i][$j] = $hex;
  76         }
  77     }
  78
  79     return $array;
  80 }
  81
  82 function array_to_sprite($array, $colourmap = NULL) {
  83     $width = count($array[0]);
  84     $height = count($array);
  85     $output = "<table border='0' cellpadding='0' cellspacing='0'>";
  86     for($i=0; $i<$height; $i++) {
  87         $output .= '<tr>';
  88         for($j=0; $j<$width; $j++) {
  89             $hex = $colourmap ? $colourmap[$array[$i][$j]] : $array[$i][$j];
  90             $output .= $array[$i][$j] !== 'NONE' ? "<td class='$hex' bgcolor='#$hex'></td>" :  "<td bgcolor='#FFFFFF'></td>";
  91         }
  92
  93         $output .= '</tr>';
  94     }
  95
  96     $output .= '</table>';
  97
  98     return $output;
  99 }
 100
 101 function generate_colourmap($array, $new_palette) {
 102     $width = count($array[0]);
 103     $height = count($array);
 104     $colourMap = array('NONE' => 'NONE');
 105
 106     for($i=0; $i<$height; $i++) {
 107         for($j=0; $j<$width; $j++) {
 108             $colour = $array[$i][$j];
 109             if(!isset($colourMap[$colour]))
 110                 $colourMap[$colour] = closest_colour($colour, $new_palette);
 111         }
 112     }
 113
 114     return $colourMap;
 115 }
 116
 117 function count_pixels($array) {
 118     $width = count($array[0]);
 119     $height = count($array);
 120     $count = 0;
 121
 122     for($i=0; $i<$height; $i++) {
 123         for($j=0; $j<$width; $j++) {
 124             if($array[$i][$j] !== 'NONE') $count++;
 125         }
 126     }
 127
 128     return $count;
 129 }
 130
 131 function lumber_breakdown($cost_per_length, $wood_length, $wood_size, $num_blocks) {
 132     $lengths_required = ceil($num_blocks*$wood_size/$wood_length);
 133     $total_lumber_cost = $lengths_required * $cost_per_length;
 134
 135     return array_to_table(
 136             array(
 137                 array(
 138                     'Num blocks',
 139                     'No of ' . $wood_length . 'm lengths required',
 140                     'Cost @ ' . $cost_per_length . ' per length'
 141                 ),
 142                 array(
 143                     $num_blocks,
 144                     $lengths_required,
 145                     $total_lumber_cost
 146                 )
 147             )
 148     );
 149 }
 150
 151 function lumber_cost($cost_per_length, $wood_length, $wood_size, $num_blocks) {
 152     $lengths_required = ceil($num_blocks*$wood_size/$wood_length);
 153     return $lengths_required * $cost_per_length;
 154 }
 155
 156 function colour_count($array, $colour_map = NULL) {
 157     $width = count($array[0]);
 158     $height = count($array);
 159     $colour_count = array();
 160
 161     for($i=0; $i<$height; $i++) {
 162         for($j=0; $j<$width; $j++) {
 163             $colour = isset($colour_map[$array[$i][$j]]) ? $colour_map[$array[$i][$j]] : $array[$i][$j];
 164             $colour_count[$colour] = isset($colour_count[$colour]) ? $colour_count[$colour]+1 : 1;
 165         }
 166     }
 167
 168     return $colour_count;
 169 }
 170
 171 function colour_count_table($colour_count) {
 172     $output = '<table class="table table-hover table-condensed"><tr><th>Colour</th><th>RGB</th><th>Num blocks</th></tr>';
 173
 174     foreach($colour_count as $colour => $count) {
 175         //<tr class='colour-row' id='$colour'><td bgcolor='$colour'></td><td>$colour</td><td>$qty</td></tr>
 176         if($colour != 'NONE')
 177             $output .= '<tr class="colour-row" colour="' . $colour . '"><td bgcolor="' . $colour . '"></td><td>' . $colour . '</td><td>' . $count . '</td></tr>';
 178     }
 179
 180     $output .= '</table>';
 181
 182     return $output;
 183 }
 184
 185 function colour_breakdown($colour_count, $block_size, $can_coverage, $coats, $colour_names, $discount_matrix) {
 186     $output = '<table class="table table-hover table-condensed"><tr><th>Colour</th><th>Name</th><th>Num cans</th><th>Can %</th><th>Full price</th><th>% Price</th></tr>';
 187     $cost_per_can = $discount_matrix[0];
 188     $total_cans = 0;
 189
 190     foreach($colour_count as $colour => $count) {
 191         $total_cans += ceil($count * $block_size * $block_size / $can_coverage);
 192     }
 193
 194     foreach($discount_matrix as $num_needed => $cost) {
 195         if($total_cans <= $num_needed)
 196             $cost_per_can = $cost;
 197     }
 198
 199     foreach($colour_count as $colour => $count) {
 200         $can_percent = $count * $block_size * $block_size * $coats / $can_coverage;
 201         $num_needed = ceil($can_percent);
 202         if(isset($colour_names[$colour]))
 203             $output .= '<tr class="colour-row" colour="' . $colour . '"><td bgcolor="' . $colour . '"></td><td>' . $colour_names[$colour] . '</td><td>' . $num_needed . '</td><td>' . $can_percent . '</td><td>' . $cost_per_can*$num_needed . '</td><td>' . $can_percent * $cost_per_can . '</td></tr>';
 204     }
 205
 206     $output .= '</table>';
 207
 208     return $output;
 209 }
 210
 211 function spray_can_cost($colour_count, $block_size, $can_coverage, $coats, $discount_matrix, $percent_cost = FALSE) {
 212     $cost_per_can = $discount_matrix[0];
 213     $total_cans = 0;
 214
 215     foreach($colour_count as $colour => $count) {
 216         $total_cans += $percent_cost ? $count * $block_size * $block_size * $coats / $can_coverage : ceil($count * $block_size * $block_size / $can_coverage);
 217     }
 218
 219     foreach($discount_matrix as $num_needed => $cost) {
 220         if($total_cans <= $num_needed)
 221             $cost_per_can = $cost;
 222     }
 223
 224     return $percent_cost ? end($discount_matrix)*$total_cans : $total_cans*$cost_per_can;
 225 }
 226
 227 if(isset($_POST["submit"])) {
 228     $ironlak_colours = array(
 229         "532f18" => "Earth",
 230         "753e00" => "Swiss",
 231         "be854b" => "Mocha",
 232         "e5ba83" => "Cuppa",
 233         "f9e6c4" => "Irwin",
 234         "fcf2e0" => "Fraser",
 235
 236         "be854b" => "Acacia",
 237         "e5b53a" => "Tanami",
 238         "f5d29c" => "Oat",
 239         "ffdc01" => "Blaze",
 240         "ffe04e" => "Pineapple Park",
 241         "fffac4" => "Sorbet",
 242
 243         "de791b" => "Dieci Poes",
 244         "f47d31" => "Halloween",
 245         "f58427" => "Tues Afterburn",
 246         "faae5d" => "Bowen",
 247         "fdd29d" => "Smoothie",
 248         "fcbc5e" => "Eureka",
 249         "fed378" => "Butter",
 250         "feefbb" => "Bondi",
 251
 252         "571b1e" => "Sirum Black-Red",
 253         "8b0a02" => "Matador",
 254         "d20d44" => "Soviet",
 255         "e51a23" => "Autumn",
 256         "cd4552" => "Isla Rose",
 257         "f2797e" => "Guava",
 258
 259         "9c0159" => "Moberry",
 260         "ea4498" => "Flirt",
 261         "f38ab4" => "Potion",
 262         "f6aec4" => "Delicious",
 263         "f9cbd7" => "Crush",
 264         "be76ad" => "Dusk",
 265         "dd9ba5" => "Fantasia",
 266         "fde6e0" => "Teegs Love",
 267
 268         "7e3e98" => "Pose Sushi",
 269         "592049" => "Venom",
 270         "78486a" => "Vino",
 271         "c2739d" => "Furious",
 272         "d4aed1" => "Gypsy",
 273
 274         "0a024e" => "Panther",
 275         "62609a" => "Eggplant",
 276         "7f76b7" => "Phantom",
 277         "7d81be" => "Sofles Violence",
 278         "8ba4d4" => "Granny",
 279
 280         "231f20" => "Augor's Blackout",
 281         "00447b" => "Midnight",
 282         "0068a9" => "Phat1's True Royal",
 283         "0082c8" => "Smurf",
 284         "00aeef" => "Enue's Bonggg!",
 285         "78bde8" => "Torquay",
 286         "89d3f4" => "Atmosphere",
 287         "b9e1f7" => "Ozone",
 288
 289         "006b6e" => "Neverland",
 290         "007b85" => "Hunter",
 291         "00b5cb" => "Reef",
 292         "2abdb1" => "Frazetta",
 293         "8fd1c5" => "Linz Iceberg",
 294         "c0e3da" => "Placid",
 295         "70c6a2" => "Jante",
 296
 297         "006224" => "Huey",
 298         "3f9537" => "Field",
 299         "6cb43f" => "Cameleon",
 300         "b3d78b" => "Reals Sublime",
 301         "e6eebc" => "Whizbang",
 302
 303         "514e25" => "Askew's Olivia",
 304         "677717" => "Guacamole",
 305         "9ea615" => "Gangrene",
 306         "ac9601" => "Banos Asbestos",
 307         "d4d110" => "Kryptonite",
 308         "f4eb0a" => "Keen",
 309         "fcf26f" => "Nitro",
 310
 311         "434c3d" => "Lazy Grey",
 312         "a0a1a5" => "Battleship",
 313         "c5c6c8" => "Washington",
 314         "f0f1f2" => "Smoulder",
 315
 316         "a29161" => "Gold",
 317         "a8a9ad" => "Bright Chrome",
 318
 319         "ffffff" => "Whitest Possible",
 320         "000000" => "Blackest Possible"
 321     );
 322
 323     $discount_matrix = array(
 324         0 => 6.36, //120+ cans
 325         199 => 6.6, //60-199 cans
 326         59 => 6.76, //36-59 cans
 327         35 => 7, //12-35 cans
 328         11 => 7.16, //6-11 cans
 329         5 => 7.95 // 0-5 cans
 330     );
 331
 332     $pixel_array = image_to_array($_FILES["fileToUpload"]["tmp_name"]);
 333     $sprite_width_px = count($pixel_array[0]);
 334     $sprite_height_px = count($pixel_array);
 335     $colour_map = generate_colourmap($pixel_array, $ironlak_colours);
 336     $original_sprite = array_to_sprite($pixel_array);
 337     $ironlak_sprite =  array_to_sprite($pixel_array, $colour_map);
 338
 339     $lumber_breakdown = lumber_breakdown($_POST['wood_cost'], $_POST['wood_length'], $_POST['wood_size'], count_pixels($pixel_array));
 340
 341     $original_colour_table = colour_count_table(colour_count($pixel_array));
 342     $ironlak_colour_table  = colour_count_table(colour_count($pixel_array, $colour_map));
 343
 344     $spray_can_breakdown = colour_breakdown(colour_count($pixel_array, $colour_map), $_POST['wood_size'], 2.2, 3, $ironlak_colours, $discount_matrix);
 345
 346     $cost_of_cans = spray_can_cost(colour_count($pixel_array, $colour_map), $_POST['wood_size'], 2.2, 3, $discount_matrix);
 347     $value_of_can_used = spray_can_cost(colour_count($pixel_array, $colour_map), $_POST['wood_size'], 2.2, 3, $discount_matrix, TRUE);
 348 //    echo $original_sprite;
 349 //    echo $original_colour_table;
 350 //
 351 //    echo $ironlak_sprite;
 352 //    echo $ironlak_colour_table;
 353 //
 354 //    echo $lumber_breakdown;
 355 //    echo $spray_can_breakdown;
 356
 357     require_once('./breakdown.html');
 358 }
 359 ?>