<!DOCTYPE html> < html lang = "en" > < head > < meta charset = "utf-8" > < meta name = "viewport" content = "width=device-width, initial-scale=1.0" > < meta name = "generator" content = "rustdoc" > < meta name = "description" content = "Source to the Rust file `src/canvas/canvas_state.rs`." > < meta name = "keywords" content = "rust, rustlang, rust-lang" > < title > canvas_state.rs.html -- source< / title > < link rel = "stylesheet" type = "text/css" href = "../../../normalize.css" > < link rel = "stylesheet" type = "text/css" href = "../../../rustdoc.css" id = "mainThemeStyle" > < link rel = "stylesheet" type = "text/css" href = "../../../dark.css" > < link rel = "stylesheet" type = "text/css" href = "../../../light.css" id = "themeStyle" > < script src = "../../../storage.js" > < / script > < noscript > < link rel = "stylesheet" href = "../../../noscript.css" > < / noscript > < link rel = "shortcut icon" href = "../../../favicon.ico" > < style type = "text/css" > # crate-search { background-image : url ( "../../../down-arrow.svg" ) ; } < / style > < / head > < body class = "rustdoc source" > <!-- [if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif] --> < nav class = "sidebar" > < div class = "sidebar-menu" > ☰ < / div > < a href = '../../../sfml_rust/index.html' > < div class = 'logo-container' > < img src = '../../../rust-logo.png' alt = 'logo' > < / div > < / a > < / nav > < div class = "theme-picker" > < button id = "theme-picker" aria-label = "Pick another theme!" > < img src = "../../../brush.svg" width = "18" alt = "Pick another theme!" > < / button > < div id = "theme-choices" > < / div > < / div > < script src = "../../../theme.js" > < / script > < nav class = "sub" > < form class = "search-form js-only" > < div class = "search-container" > < div > < select id = "crate-search" > < option value = "All crates" > All crates< / option > < / select > < input class = "search-input" name = "search" autocomplete = "off" spellcheck = "false" placeholder = "Click or press ‘ ’ ‘ ’ type = "search" > < / div > < a id = "settings-menu" href = "../../../settings.html" > < img src = "../../../wheel.svg" width = "18" alt = "Change settings" > < / a > < / div > < / form > < / nav > < section id = "main" class = "content" > < pre class = "line-numbers" > < span id = "1" > 1< / span >
< span id = "2" > 2< / span >
< span id = "3" > 3< / span >
< span id = "4" > 4< / span >
< span id = "5" > 5< / span >
< span id = "6" > 6< / span >
< span id = "7" > 7< / span >
< span id = "8" > 8< / span >
< span id = "9" > 9< / span >
< span id = "10" > 10< / span >
< span id = "11" > 11< / span >
< span id = "12" > 12< / span >
< span id = "13" > 13< / span >
< span id = "14" > 14< / span >
< span id = "15" > 15< / span >
< span id = "16" > 16< / span >
< span id = "17" > 17< / span >
< span id = "18" > 18< / span >
< span id = "19" > 19< / span >
< span id = "20" > 20< / span >
< span id = "21" > 21< / span >
< span id = "22" > 22< / span >
< span id = "23" > 23< / span >
< span id = "24" > 24< / span >
< span id = "25" > 25< / span >
< span id = "26" > 26< / span >
< span id = "27" > 27< / span >
< span id = "28" > 28< / span >
< span id = "29" > 29< / span >
< span id = "30" > 30< / span >
< span id = "31" > 31< / span >
< span id = "32" > 32< / span >
< span id = "33" > 33< / span >
< span id = "34" > 34< / span >
< span id = "35" > 35< / span >
< span id = "36" > 36< / span >
< span id = "37" > 37< / span >
< span id = "38" > 38< / span >
< span id = "39" > 39< / span >
< span id = "40" > 40< / span >
< span id = "41" > 41< / span >
< span id = "42" > 42< / span >
< span id = "43" > 43< / span >
< span id = "44" > 44< / span >
< span id = "45" > 45< / span >
< span id = "46" > 46< / span >
< span id = "47" > 47< / span >
< span id = "48" > 48< / span >
< span id = "49" > 49< / span >
< span id = "50" > 50< / span >
< span id = "51" > 51< / span >
< span id = "52" > 52< / span >
< span id = "53" > 53< / span >
< span id = "54" > 54< / span >
< span id = "55" > 55< / span >
< span id = "56" > 56< / span >
< span id = "57" > 57< / span >
< span id = "58" > 58< / span >
< span id = "59" > 59< / span >
< span id = "60" > 60< / span >
< span id = "61" > 61< / span >
< span id = "62" > 62< / span >
< span id = "63" > 63< / span >
< span id = "64" > 64< / span >
< span id = "65" > 65< / span >
< span id = "66" > 66< / span >
< span id = "67" > 67< / span >
< span id = "68" > 68< / span >
< span id = "69" > 69< / span >
< span id = "70" > 70< / span >
< span id = "71" > 71< / span >
< span id = "72" > 72< / span >
< span id = "73" > 73< / span >
< span id = "74" > 74< / span >
< span id = "75" > 75< / span >
< span id = "76" > 76< / span >
< span id = "77" > 77< / span >
< span id = "78" > 78< / span >
< span id = "79" > 79< / span >
< span id = "80" > 80< / span >
< span id = "81" > 81< / span >
< span id = "82" > 82< / span >
< span id = "83" > 83< / span >
< span id = "84" > 84< / span >
< span id = "85" > 85< / span >
< span id = "86" > 86< / span >
< span id = "87" > 87< / span >
< span id = "88" > 88< / span >
< span id = "89" > 89< / span >
< span id = "90" > 90< / span >
< span id = "91" > 91< / span >
< span id = "92" > 92< / span >
< span id = "93" > 93< / span >
< span id = "94" > 94< / span >
< span id = "95" > 95< / span >
< span id = "96" > 96< / span >
< span id = "97" > 97< / span >
< span id = "98" > 98< / span >
< span id = "99" > 99< / span >
< span id = "100" > 100< / span >
< span id = "101" > 101< / span >
< span id = "102" > 102< / span >
< span id = "103" > 103< / span >
< span id = "104" > 104< / span >
< span id = "105" > 105< / span >
< span id = "106" > 106< / span >
< span id = "107" > 107< / span >
< span id = "108" > 108< / span >
< span id = "109" > 109< / span >
< span id = "110" > 110< / span >
< span id = "111" > 111< / span >
< span id = "112" > 112< / span >
< span id = "113" > 113< / span >
< span id = "114" > 114< / span >
< span id = "115" > 115< / span >
< span id = "116" > 116< / span >
< span id = "117" > 117< / span >
< span id = "118" > 118< / span >
< span id = "119" > 119< / span >
< span id = "120" > 120< / span >
< span id = "121" > 121< / span >
< span id = "122" > 122< / span >
< span id = "123" > 123< / span >
< span id = "124" > 124< / span >
< span id = "125" > 125< / span >
< span id = "126" > 126< / span >
< span id = "127" > 127< / span >
< span id = "128" > 128< / span >
< span id = "129" > 129< / span >
< span id = "130" > 130< / span >
< span id = "131" > 131< / span >
< span id = "132" > 132< / span >
< span id = "133" > 133< / span >
< span id = "134" > 134< / span >
< span id = "135" > 135< / span >
< span id = "136" > 136< / span >
< span id = "137" > 137< / span >
< span id = "138" > 138< / span >
< span id = "139" > 139< / span >
< span id = "140" > 140< / span >
< span id = "141" > 141< / span >
< span id = "142" > 142< / span >
< span id = "143" > 143< / span >
< span id = "144" > 144< / span >
< span id = "145" > 145< / span >
< span id = "146" > 146< / span >
< span id = "147" > 147< / span >
< span id = "148" > 148< / span >
< span id = "149" > 149< / span >
< span id = "150" > 150< / span >
< span id = "151" > 151< / span >
< span id = "152" > 152< / span >
< span id = "153" > 153< / span >
< span id = "154" > 154< / span >
< span id = "155" > 155< / span >
< span id = "156" > 156< / span >
< span id = "157" > 157< / span >
< span id = "158" > 158< / span >
< span id = "159" > 159< / span >
< span id = "160" > 160< / span >
< span id = "161" > 161< / span >
< span id = "162" > 162< / span >
< span id = "163" > 163< / span >
< span id = "164" > 164< / span >
< span id = "165" > 165< / span >
< span id = "166" > 166< / span >
< span id = "167" > 167< / span >
< span id = "168" > 168< / span >
< span id = "169" > 169< / span >
< span id = "170" > 170< / span >
< span id = "171" > 171< / span >
< span id = "172" > 172< / span >
< span id = "173" > 173< / span >
< span id = "174" > 174< / span >
< span id = "175" > 175< / span >
< span id = "176" > 176< / span >
< span id = "177" > 177< / span >
< span id = "178" > 178< / span >
< span id = "179" > 179< / span >
< span id = "180" > 180< / span >
< span id = "181" > 181< / span >
< span id = "182" > 182< / span >
< span id = "183" > 183< / span >
< span id = "184" > 184< / span >
< span id = "185" > 185< / span >
< span id = "186" > 186< / span >
< span id = "187" > 187< / span >
< span id = "188" > 188< / span >
< span id = "189" > 189< / span >
< span id = "190" > 190< / span >
< span id = "191" > 191< / span >
< span id = "192" > 192< / span >
< span id = "193" > 193< / span >
< span id = "194" > 194< / span >
< span id = "195" > 195< / span >
< span id = "196" > 196< / span >
< span id = "197" > 197< / span >
< span id = "198" > 198< / span >
< span id = "199" > 199< / span >
< span id = "200" > 200< / span >
< span id = "201" > 201< / span >
< span id = "202" > 202< / span >
< span id = "203" > 203< / span >
< span id = "204" > 204< / span >
< span id = "205" > 205< / span >
< span id = "206" > 206< / span >
< span id = "207" > 207< / span >
< span id = "208" > 208< / span >
< span id = "209" > 209< / span >
< span id = "210" > 210< / span >
< span id = "211" > 211< / span >
< span id = "212" > 212< / span >
< span id = "213" > 213< / span >
< span id = "214" > 214< / span >
< span id = "215" > 215< / span >
< span id = "216" > 216< / span >
< span id = "217" > 217< / span >
< span id = "218" > 218< / span >
< span id = "219" > 219< / span >
< span id = "220" > 220< / span >
< span id = "221" > 221< / span >
< span id = "222" > 222< / span >
< span id = "223" > 223< / span >
< span id = "224" > 224< / span >
< span id = "225" > 225< / span >
< span id = "226" > 226< / span >
< span id = "227" > 227< / span >
< span id = "228" > 228< / span >
< span id = "229" > 229< / span >
< span id = "230" > 230< / span >
< span id = "231" > 231< / span >
< span id = "232" > 232< / span >
< span id = "233" > 233< / span >
< span id = "234" > 234< / span >
< span id = "235" > 235< / span >
< span id = "236" > 236< / span >
< span id = "237" > 237< / span >
< span id = "238" > 238< / span >
< span id = "239" > 239< / span >
< span id = "240" > 240< / span >
< span id = "241" > 241< / span >
< span id = "242" > 242< / span >
< span id = "243" > 243< / span >
< span id = "244" > 244< / span >
< span id = "245" > 245< / span >
< span id = "246" > 246< / span >
< span id = "247" > 247< / span >
< span id = "248" > 248< / span >
< span id = "249" > 249< / span >
< span id = "250" > 250< / span >
< span id = "251" > 251< / span >
< span id = "252" > 252< / span >
< span id = "253" > 253< / span >
< span id = "254" > 254< / span >
< span id = "255" > 255< / span >
< span id = "256" > 256< / span >
< span id = "257" > 257< / span >
< span id = "258" > 258< / span >
< span id = "259" > 259< / span >
< span id = "260" > 260< / span >
< span id = "261" > 261< / span >
< span id = "262" > 262< / span >
< span id = "263" > 263< / span >
< span id = "264" > 264< / span >
< span id = "265" > 265< / span >
< span id = "266" > 266< / span >
< span id = "267" > 267< / span >
< span id = "268" > 268< / span >
< span id = "269" > 269< / span >
< span id = "270" > 270< / span >
< span id = "271" > 271< / span >
< span id = "272" > 272< / span >
< span id = "273" > 273< / span >
< span id = "274" > 274< / span >
< span id = "275" > 275< / span >
< span id = "276" > 276< / span >
< span id = "277" > 277< / span >
< span id = "278" > 278< / span >
< span id = "279" > 279< / span >
< span id = "280" > 280< / span >
< span id = "281" > 281< / span >
< span id = "282" > 282< / span >
< span id = "283" > 283< / span >
< span id = "284" > 284< / span >
< span id = "285" > 285< / span >
< span id = "286" > 286< / span >
< span id = "287" > 287< / span >
< span id = "288" > 288< / span >
< span id = "289" > 289< / span >
< span id = "290" > 290< / span >
< span id = "291" > 291< / span >
< span id = "292" > 292< / span >
< span id = "293" > 293< / span >
< span id = "294" > 294< / span >
< span id = "295" > 295< / span >
< span id = "296" > 296< / span >
< span id = "297" > 297< / span >
< span id = "298" > 298< / span >
< span id = "299" > 299< / span >
< span id = "300" > 300< / span >
< span id = "301" > 301< / span >
< span id = "302" > 302< / span >
< span id = "303" > 303< / span >
< span id = "304" > 304< / span >
< span id = "305" > 305< / span >
< span id = "306" > 306< / span >
< span id = "307" > 307< / span >
< span id = "308" > 308< / span >
< span id = "309" > 309< / span >
< span id = "310" > 310< / span >
< span id = "311" > 311< / span >
< span id = "312" > 312< / span >
< span id = "313" > 313< / span >
< span id = "314" > 314< / span >
< span id = "315" > 315< / span >
< span id = "316" > 316< / span >
< span id = "317" > 317< / span >
< span id = "318" > 318< / span >
< span id = "319" > 319< / span >
< span id = "320" > 320< / span >
< span id = "321" > 321< / span >
< span id = "322" > 322< / span >
< span id = "323" > 323< / span >
< span id = "324" > 324< / span >
< span id = "325" > 325< / span >
< span id = "326" > 326< / span >
< span id = "327" > 327< / span >
< span id = "328" > 328< / span >
< span id = "329" > 329< / span >
< span id = "330" > 330< / span >
< span id = "331" > 331< / span >
< span id = "332" > 332< / span >
< span id = "333" > 333< / span >
< span id = "334" > 334< / span >
< span id = "335" > 335< / span >
< span id = "336" > 336< / span >
< span id = "337" > 337< / span >
< span id = "338" > 338< / span >
< span id = "339" > 339< / span >
< span id = "340" > 340< / span >
< span id = "341" > 341< / span >
< span id = "342" > 342< / span >
< span id = "343" > 343< / span >
< span id = "344" > 344< / span >
< span id = "345" > 345< / span >
< span id = "346" > 346< / span >
< span id = "347" > 347< / span >
< span id = "348" > 348< / span >
< span id = "349" > 349< / span >
< span id = "350" > 350< / span >
< span id = "351" > 351< / span >
< span id = "352" > 352< / span >
< span id = "353" > 353< / span >
< span id = "354" > 354< / span >
< span id = "355" > 355< / span >
< span id = "356" > 356< / span >
< span id = "357" > 357< / span >
< span id = "358" > 358< / span >
< span id = "359" > 359< / span >
< span id = "360" > 360< / span >
< span id = "361" > 361< / span >
< span id = "362" > 362< / span >
< span id = "363" > 363< / span >
< span id = "364" > 364< / span >
< span id = "365" > 365< / span >
< span id = "366" > 366< / span >
< span id = "367" > 367< / span >
< span id = "368" > 368< / span >
< span id = "369" > 369< / span >
< span id = "370" > 370< / span >
< span id = "371" > 371< / span >
< span id = "372" > 372< / span >
< span id = "373" > 373< / span >
< span id = "374" > 374< / span >
< span id = "375" > 375< / span >
< span id = "376" > 376< / span >
< span id = "377" > 377< / span >
< span id = "378" > 378< / span >
< span id = "379" > 379< / span >
< span id = "380" > 380< / span >
< span id = "381" > 381< / span >
< span id = "382" > 382< / span >
< span id = "383" > 383< / span >
< span id = "384" > 384< / span >
< span id = "385" > 385< / span >
< span id = "386" > 386< / span >
< span id = "387" > 387< / span >
< span id = "388" > 388< / span >
< span id = "389" > 389< / span >
< span id = "390" > 390< / span >
< span id = "391" > 391< / span >
< span id = "392" > 392< / span >
< span id = "393" > 393< / span >
< span id = "394" > 394< / span >
< span id = "395" > 395< / span >
< span id = "396" > 396< / span >
< span id = "397" > 397< / span >
< span id = "398" > 398< / span >
< span id = "399" > 399< / span >
< span id = "400" > 400< / span >
< span id = "401" > 401< / span >
< span id = "402" > 402< / span >
< span id = "403" > 403< / span >
< span id = "404" > 404< / span >
< span id = "405" > 405< / span >
< span id = "406" > 406< / span >
< span id = "407" > 407< / span >
< span id = "408" > 408< / span >
< span id = "409" > 409< / span >
< span id = "410" > 410< / span >
< span id = "411" > 411< / span >
< span id = "412" > 412< / span >
< span id = "413" > 413< / span >
< span id = "414" > 414< / span >
< span id = "415" > 415< / span >
< span id = "416" > 416< / span >
< span id = "417" > 417< / span >
< span id = "418" > 418< / span >
< span id = "419" > 419< / span >
< span id = "420" > 420< / span >
< span id = "421" > 421< / span >
< span id = "422" > 422< / span >
< span id = "423" > 423< / span >
< span id = "424" > 424< / span >
< span id = "425" > 425< / span >
< span id = "426" > 426< / span >
< span id = "427" > 427< / span >
< span id = "428" > 428< / span >
< span id = "429" > 429< / span >
< span id = "430" > 430< / span >
< span id = "431" > 431< / span >
< span id = "432" > 432< / span >
< span id = "433" > 433< / span >
< span id = "434" > 434< / span >
< span id = "435" > 435< / span >
< span id = "436" > 436< / span >
< span id = "437" > 437< / span >
< span id = "438" > 438< / span >
< span id = "439" > 439< / span >
< span id = "440" > 440< / span >
< span id = "441" > 441< / span >
< span id = "442" > 442< / span >
< span id = "443" > 443< / span >
< span id = "444" > 444< / span >
< span id = "445" > 445< / span >
< span id = "446" > 446< / span >
< span id = "447" > 447< / span >
< span id = "448" > 448< / span >
< span id = "449" > 449< / span >
< span id = "450" > 450< / span >
< span id = "451" > 451< / span >
< span id = "452" > 452< / span >
< span id = "453" > 453< / span >
< span id = "454" > 454< / span >
< span id = "455" > 455< / span >
< span id = "456" > 456< / span >
< span id = "457" > 457< / span >
< span id = "458" > 458< / span >
< span id = "459" > 459< / span >
< span id = "460" > 460< / span >
< span id = "461" > 461< / span >
< span id = "462" > 462< / span >
< span id = "463" > 463< / span >
< span id = "464" > 464< / span >
< span id = "465" > 465< / span >
< span id = "466" > 466< / span >
< span id = "467" > 467< / span >
< span id = "468" > 468< / span >
< span id = "469" > 469< / span >
< span id = "470" > 470< / span >
< span id = "471" > 471< / span >
< span id = "472" > 472< / span >
< span id = "473" > 473< / span >
< span id = "474" > 474< / span >
< span id = "475" > 475< / span >
< span id = "476" > 476< / span >
< span id = "477" > 477< / span >
< span id = "478" > 478< / span >
< span id = "479" > 479< / span >
< span id = "480" > 480< / span >
< span id = "481" > 481< / span >
< span id = "482" > 482< / span >
< span id = "483" > 483< / span >
< span id = "484" > 484< / span >
< span id = "485" > 485< / span >
< span id = "486" > 486< / span >
< span id = "487" > 487< / span >
< span id = "488" > 488< / span >
< span id = "489" > 489< / span >
< span id = "490" > 490< / span >
< span id = "491" > 491< / span >
< span id = "492" > 492< / span >
< span id = "493" > 493< / span >
< span id = "494" > 494< / span >
< span id = "495" > 495< / span >
< span id = "496" > 496< / span >
< span id = "497" > 497< / span >
< span id = "498" > 498< / span >
< span id = "499" > 499< / span >
< span id = "500" > 500< / span >
< span id = "501" > 501< / span >
< span id = "502" > 502< / span >
< span id = "503" > 503< / span >
< span id = "504" > 504< / span >
< span id = "505" > 505< / span >
< span id = "506" > 506< / span >
< span id = "507" > 507< / span >
< span id = "508" > 508< / span >
< span id = "509" > 509< / span >
< span id = "510" > 510< / span >
< span id = "511" > 511< / span >
< span id = "512" > 512< / span >
< span id = "513" > 513< / span >
< span id = "514" > 514< / span >
< span id = "515" > 515< / span >
< span id = "516" > 516< / span >
< span id = "517" > 517< / span >
< span id = "518" > 518< / span >
< span id = "519" > 519< / span >
< span id = "520" > 520< / span >
< span id = "521" > 521< / span >
< span id = "522" > 522< / span >
< span id = "523" > 523< / span >
< span id = "524" > 524< / span >
< span id = "525" > 525< / span >
< span id = "526" > 526< / span >
< span id = "527" > 527< / span >
< span id = "528" > 528< / span >
< span id = "529" > 529< / span >
< span id = "530" > 530< / span >
< span id = "531" > 531< / span >
< span id = "532" > 532< / span >
< span id = "533" > 533< / span >
< span id = "534" > 534< / span >
< span id = "535" > 535< / span >
< span id = "536" > 536< / span >
< span id = "537" > 537< / span >
< span id = "538" > 538< / span >
< span id = "539" > 539< / span >
< span id = "540" > 540< / span >
< span id = "541" > 541< / span >
< span id = "542" > 542< / span >
< span id = "543" > 543< / span >
< span id = "544" > 544< / span >
< span id = "545" > 545< / span >
< span id = "546" > 546< / span >
< span id = "547" > 547< / span >
< span id = "548" > 548< / span >
< span id = "549" > 549< / span >
< span id = "550" > 550< / span >
< span id = "551" > 551< / span >
< span id = "552" > 552< / span >
< span id = "553" > 553< / span >
< span id = "554" > 554< / span >
< span id = "555" > 555< / span >
< span id = "556" > 556< / span >
< span id = "557" > 557< / span >
< span id = "558" > 558< / span >
< span id = "559" > 559< / span >
< span id = "560" > 560< / span >
< span id = "561" > 561< / span >
< span id = "562" > 562< / span >
< span id = "563" > 563< / span >
< span id = "564" > 564< / span >
< span id = "565" > 565< / span >
< span id = "566" > 566< / span >
< span id = "567" > 567< / span >
< span id = "568" > 568< / span >
< span id = "569" > 569< / span >
< span id = "570" > 570< / span >
< span id = "571" > 571< / span >
< span id = "572" > 572< / span >
< span id = "573" > 573< / span >
< span id = "574" > 574< / span >
< span id = "575" > 575< / span >
< span id = "576" > 576< / span >
< span id = "577" > 577< / span >
< span id = "578" > 578< / span >
< span id = "579" > 579< / span >
< span id = "580" > 580< / span >
< span id = "581" > 581< / span >
< span id = "582" > 582< / span >
< span id = "583" > 583< / span >
< span id = "584" > 584< / span >
< span id = "585" > 585< / span >
< span id = "586" > 586< / span >
< span id = "587" > 587< / span >
< span id = "588" > 588< / span >
< / pre > < div class = "example-wrap" > < pre class = "rust " >
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > command_buffer< / span > ::{< span class = "ident" > AutoCommandBufferBuilder< / span > , < span class = "ident" > DynamicState< / span > };
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > collections< / span > ::{< span class = "ident" > HashMap< / span > , < span class = "ident" > HashSet< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > buffer< / span > ::{< span class = "ident" > BufferAccess< / span > , < span class = "ident" > BufferUsage< / span > , < span class = "ident" > ImmutableBuffer< / span > , < span class = "ident" > CpuAccessibleBuffer< / span > };
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > sync< / span > ::< span class = "ident" > Arc< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > format< / span > ::{< span class = "ident" > ClearValue< / span > , < span class = "ident" > Format< / span > , < span class = "ident" > R8Unorm< / span > , < span class = "ident" > ClearValuesTuple< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > framebuffer< / span > ::{< span class = "ident" > FramebufferAbstract< / span > , < span class = "ident" > Framebuffer< / span > , < span class = "ident" > RenderPass< / span > , < span class = "ident" > RenderPassAbstract< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > device< / span > ::{< span class = "ident" > Device< / span > , < span class = "ident" > Queue< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > instance< / span > ::< span class = "ident" > PhysicalDevice< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > image< / span > ::< span class = "ident" > immutable< / span > ::< span class = "ident" > ImmutableImage< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > image< / span > ::{< span class = "ident" > Dimensions< / span > , < span class = "ident" > ImageAccess< / span > , < span class = "ident" > ImageDimensions< / span > , < span class = "ident" > SwapchainImage< / span > , < span class = "ident" > ImageUsage< / span > , < span class = "ident" > AttachmentImage< / span > , < span class = "ident" > ImageLayout< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > sampler< / span > ::{< span class = "ident" > Sampler< / span > , < span class = "ident" > SamplerAddressMode< / span > , < span class = "ident" > MipmapMode< / span > , < span class = "ident" > Filter< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > descriptor< / span > ::< span class = "ident" > DescriptorSet< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > descriptor< / span > ::< span class = "ident" > descriptor_set< / span > ::< span class = "ident" > PersistentDescriptorSet< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > path< / span > ::< span class = "ident" > PathBuf< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > image< / span > ::< span class = "ident" > GenericImageView< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > iter< / span > ::< span class = "ident" > FromIterator< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > swapchain< / span > ::< span class = "ident" > Capabilities< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > winit< / span > ::< span class = "ident" > Window< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > pipeline< / span > ::< span class = "ident" > viewport< / span > ::< span class = "ident" > Viewport< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > descriptor< / span > ::< span class = "ident" > descriptor< / span > ::< span class = "ident" > DescriptorDescTy< / span > ::< span class = "ident" > TexelBuffer< / span > ;
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > canvas_frame< / span > ::{< span class = "ident" > CanvasFrame< / span > };
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > hash< / span > ::< span class = "ident" > Hash< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > pipeline< / span > ::< span class = "ident" > depth_stencil< / span > ::{< span class = "ident" > StencilFaceFlags< / span > , < span class = "ident" > DynamicStencilValue< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > memory< / span > ::< span class = "ident" > pool< / span > ::< span class = "ident" > PotentialDedicatedAllocation< / span > ::< span class = "ident" > Generic< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > borrow< / span > ::< span class = "ident" > Borrow< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > fs< / span > ::< span class = "ident" > File< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > io< / span > ::< span class = "ident" > Read< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > rusttype< / span > ::{< span class = "ident" > Font< / span > , < span class = "ident" > PositionedGlyph< / span > , < span class = "ident" > Scale< / span > , < span class = "ident" > Rect< / span > , < span class = "ident" > point< / span > , < span class = "ident" > GlyphId< / span > , < span class = "ident" > Line< / span > , < span class = "ident" > Curve< / span > , < span class = "ident" > Segment< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > pipeline< / span > ::< span class = "ident" > vertex< / span > ::{< span class = "ident" > VertexDefinition< / span > , < span class = "ident" > Vertex< / span > };
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > shader< / span > ::< span class = "ident" > dynamic_vertex< / span > ::< span class = "ident" > RuntimeVertexDef< / span > ;
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > handles< / span > ::{< span class = "ident" > CanvasTextureHandle< / span > , < span class = "ident" > CanvasImageHandle< / span > , < span class = "ident" > CanvasFontHandle< / span > , < span class = "ident" > CompiledShaderHandle< / span > , < span class = "ident" > Handle< / span > , < span class = "ident" > DrawableHandle< / span > };
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > gpu_buffers< / span > ::{< span class = "ident" > CanvasImage< / span > , < span class = "ident" > CanvasTexture< / span > , < span class = "ident" > CanvasFont< / span > };
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > shader< / span > ::< span class = "ident" > shader_common< / span > ::< span class = "ident" > CompiledShader< / span > ;
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > shader< / span > ::< span class = "ident" > generic_shader< / span > ::< span class = "ident" > GenericShader< / span > ;
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > VertexTypes< / span > ;
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > util< / span > ::< span class = "ident" > vertex< / span > ::{< span class = "ident" > TextVertex3D< / span > , < span class = "ident" > TextureVertex3D< / span > , < span class = "ident" > ImageVertex3D< / span > , < span class = "ident" > ColorVertex3D< / span > , < span class = "ident" > CanvasFrameAllocation< / span > };
< span class = "kw" > use< / span > < span class = "ident" > shade_runner< / span > ::< span class = "ident" > Input< / span > ;
< span class = "doccomment" > /// Canvas state is used for storage of texture and image buffers in addition to vertex buffers< / span >
< span class = "doccomment" > /// Canvas state also contains logic for writing the stored buffers to the command_buffer< / span >
< span class = "attribute" > #[< span class = "ident" > derive< / span > (< span class = "ident" > Clone< / span > )]< / span >
< span class = "kw" > pub< / span > < span class = "kw" > struct< / span > < span class = "ident" > CanvasState< / span > {
< span class = "doccomment" > /// Generated during new()< / span >
< span class = "ident" > dynamic_state< / span > : < span class = "ident" > DynamicState< / span > ,
< span class = "doccomment" > /// Generated during new()< / span >
< span class = "ident" > sampler< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > Sampler< / span > < span class = "op" > > < / span > ,
< span class = "doccomment" > /// hold the image, texture, and Fonts the same was as we do CompuState< / span >
< span class = "ident" > image_buffers< / span > : < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasImage< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ,
< span class = "ident" > texture_buffers< / span > : < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasTexture< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ,
< span class = "ident" > font_buffers< / span > : < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasFont< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ,
< span class = "doccomment" > /// Compiled Graphics pipelines have a handle which self describe their position in this vector< / span >
< span class = "ident" > shader_buffers< / span > : < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > Box< / span > < span class = "op" > < < / span > < span class = "kw" > dyn< / span > < span class = "ident" > CompiledShader< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ,
< span class = "doccomment" > /// Looks like we gotta hold onto the queue for managing textures< / span >
< span class = "ident" > queue< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > Queue< / span > < span class = "op" > > < / span > ,
< span class = "ident" > device< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > Device< / span > < span class = "op" > > < / span > ,
< span class = "ident" > render_pass< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "kw" > dyn< / span > < span class = "ident" > RenderPassAbstract< / span > < span class = "op" > +< / span > < span class = "ident" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > < span class = "op" > > < / span > ,
}
< span class = "kw" > impl< / span > < span class = "ident" > CanvasState< / span > {
< span class = "doccomment" > /// This method is called once during initialization, then again whenever the window is resized< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > window_size_dependent_setup< / span > (< span class = "kw-2" > & < / span > < span class = "kw-2" > mut< / span > < span class = "self" > self< / span > , < span class = "ident" > images< / span > : < span class = "kw-2" > & < / span > [< span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > SwapchainImage< / span > < span class = "op" > < < / span > < span class = "ident" > Window< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ])
< span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "kw" > dyn< / span > < span class = "ident" > FramebufferAbstract< / span > < span class = "op" > +< / span > < span class = "ident" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "kw" > let< / span > < span class = "ident" > dimensions< / span > < span class = "op" > =< / span > < span class = "ident" > images< / span > [< span class = "number" > 0< / span > ].< span class = "ident" > dimensions< / span > ();
< span class = "self" > self< / span > .< span class = "ident" > dynamic_state< / span > .< span class = "ident" > viewports< / span > < span class = "op" > =< / span >
< span class = "prelude-val" > Some< / span > (< span class = "macro" > vec< / span > < span class = "macro" > !< / span > [< span class = "ident" > Viewport< / span > {
< span class = "ident" > origin< / span > : [< span class = "number" > 0.0< / span > , < span class = "number" > 0.0< / span > ],
< span class = "ident" > dimensions< / span > : [< span class = "ident" > dimensions< / span > .< span class = "ident" > width< / span > () < span class = "kw" > as< / span > < span class = "ident" > f32< / span > , < span class = "ident" > dimensions< / span > .< span class = "ident" > height< / span > () < span class = "kw" > as< / span > < span class = "ident" > f32< / span > ],
< span class = "ident" > depth_range< / span > : < span class = "number" > 0.0< / span > ..< span class = "number" > 1.0< / span > ,
}]);
< span class = "kw" > let< / span > < span class = "ident" > dimensions< / span > < span class = "op" > =< / span > [< span class = "ident" > dimensions< / span > .< span class = "ident" > width< / span > (), < span class = "ident" > dimensions< / span > .< span class = "ident" > height< / span > ()];
< span class = "kw" > let< / span > < span class = "ident" > depth_buffer< / span > < span class = "op" > =< / span > < span class = "ident" > AttachmentImage< / span > ::< span class = "ident" > transient< / span > (< span class = "self" > self< / span > .< span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (), < span class = "ident" > dimensions< / span > , < span class = "ident" > Format< / span > ::< span class = "ident" > D32Sfloat_S8Uint< / span > ).< span class = "ident" > unwrap< / span > ();
< span class = "ident" > images< / span > .< span class = "ident" > iter< / span > ().< span class = "ident" > map< / span > (< span class = "op" > |< / span > < span class = "ident" > image< / span > < span class = "op" > |< / span > {
< span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > (
< span class = "ident" > Framebuffer< / span > ::< span class = "ident" > start< / span > (< span class = "self" > self< / span > .< span class = "ident" > render_pass< / span > .< span class = "ident" > clone< / span > ())
.< span class = "ident" > add< / span > (< span class = "ident" > image< / span > .< span class = "ident" > clone< / span > ()).< span class = "ident" > unwrap< / span > ()
.< span class = "ident" > add< / span > (< span class = "ident" > depth_buffer< / span > .< span class = "ident" > clone< / span > ()).< span class = "ident" > unwrap< / span > ()
.< span class = "ident" > build< / span > ().< span class = "ident" > unwrap< / span > ()
) < span class = "kw" > as< / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "kw" > dyn< / span > < span class = "ident" > FramebufferAbstract< / span > < span class = "op" > +< / span > < span class = "ident" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > < span class = "op" > > < / span >
}).< span class = "ident" > collect< / span > ::< span class = "op" > < < / span > < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "kw" > _< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ()
}
< span class = "doccomment" > /// Creates a Canvas State. Which at this point is pretty empty< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > new< / span > (< span class = "ident" > queue< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > Queue< / span > < span class = "op" > > < / span > ,
< span class = "ident" > device< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > Device< / span > < span class = "op" > > < / span > ,
< span class = "ident" > physical< / span > : < span class = "ident" > PhysicalDevice< / span > ,
< span class = "ident" > capabilities< / span > : < span class = "ident" > Capabilities< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > CanvasState< / span > {
< span class = "kw" > let< / span > < span class = "ident" > format< / span > < span class = "op" > =< / span > < span class = "ident" > capabilities< / span > .< span class = "ident" > supported_formats< / span > [< span class = "number" > 0< / span > ].< span class = "number" > 0< / span > ;
< span class = "kw" > let< / span > < span class = "ident" > render_pass< / span > < span class = "op" > =< / span > < span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > vulkano< / span > ::< span class = "macro" > single_pass_renderpass< / span > < span class = "macro" > !< / span > (
< span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (),
< span class = "comment" > // Attachments are outgoing like f_color< / span >
< span class = "ident" > attachments< / span > : {
< span class = "comment" > // `color` is a custom name we give to the first and only attachment.< / span >
< span class = "ident" > color< / span > : {
< span class = "comment" > // `load: Clear` means that we ask the GPU to clear the content of this< / span >
< span class = "comment" > // attachment at the start of the drawing.< / span >
< span class = "ident" > load< / span > : < span class = "ident" > Clear< / span > ,
< span class = "comment" > // `store: Store` means that we ask the GPU to store the output of the draw< / span >
< span class = "comment" > // in the actual image. We could also ask it to discard the result.< / span >
< span class = "ident" > store< / span > : < span class = "ident" > Store< / span > ,
< span class = "comment" > // `format: < ty> ` indicates the type of the format of the image. This has to< / span >
< span class = "comment" > // be one of the types of the `vulkano::format` module (or alternatively one< / span >
< span class = "comment" > // of your structs that implements the `FormatDesc` trait). Here we use the< / span >
< span class = "comment" > // same format as the swapchain.< / span >
< span class = "ident" > format< / span > : < span class = "ident" > format< / span > ,
< span class = "ident" > samples< / span > : < span class = "number" > 1< / span > ,
},
< span class = "ident" > depth< / span > : {
< span class = "ident" > load< / span > : < span class = "ident" > Clear< / span > ,
< span class = "ident" > store< / span > : < span class = "ident" > DontCare< / span > ,
< span class = "ident" > format< / span > : < span class = "ident" > Format< / span > ::< span class = "ident" > D32Sfloat_S8Uint< / span > ,
< span class = "ident" > samples< / span > : < span class = "number" > 1< / span > ,
}
},
< span class = "ident" > pass< / span > : {
< span class = "comment" > // We use the attachment named `color` as the one and only color attachment.< / span >
< span class = "ident" > color< / span > : [< span class = "ident" > color< / span > ],
< span class = "comment" > // No depth-stencil attachment is indicated with empty brackets.< / span >
< span class = "ident" > depth_stencil< / span > : {< span class = "ident" > depth< / span > }
}
).< span class = "ident" > unwrap< / span > ());
< span class = "ident" > CanvasState< / span > {
< span class = "comment" > // TODO: Might need to move this< / span >
< span class = "ident" > dynamic_state< / span > : < span class = "ident" > DynamicState< / span > {
< span class = "ident" > line_width< / span > : < span class = "prelude-val" > None< / span > ,
< span class = "ident" > viewports< / span > : < span class = "prelude-val" > None< / span > ,
< span class = "ident" > scissors< / span > : < span class = "prelude-val" > None< / span > ,
< span class = "ident" > compare_mask< / span > : < span class = "prelude-val" > Some< / span > (< span class = "ident" > DynamicStencilValue< / span > {
< span class = "ident" > face< / span > : < span class = "ident" > StencilFaceFlags< / span > ::< span class = "ident" > StencilFrontAndBack< / span > ,
< span class = "ident" > value< / span > : < span class = "number" > 0xFF< / span > ,
}),
< span class = "ident" > write_mask< / span > : < span class = "prelude-val" > Some< / span > (< span class = "ident" > DynamicStencilValue< / span > {
< span class = "ident" > face< / span > : < span class = "ident" > StencilFaceFlags< / span > ::< span class = "ident" > StencilFrontAndBack< / span > ,
< span class = "ident" > value< / span > : < span class = "number" > 0xFF< / span > ,
}),
< span class = "ident" > reference< / span > : < span class = "prelude-val" > Some< / span > (< span class = "ident" > DynamicStencilValue< / span > {
< span class = "ident" > face< / span > : < span class = "ident" > StencilFaceFlags< / span > ::< span class = "ident" > StencilFrontAndBack< / span > ,
< span class = "ident" > value< / span > : < span class = "number" > 0xFF< / span > ,
}),
},
< span class = "ident" > sampler< / span > : < span class = "ident" > Sampler< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > Filter< / span > ::< span class = "ident" > Linear< / span > , < span class = "ident" > Filter< / span > ::< span class = "ident" > Linear< / span > ,
< span class = "ident" > MipmapMode< / span > ::< span class = "ident" > Nearest< / span > ,
< span class = "ident" > SamplerAddressMode< / span > ::< span class = "ident" > Repeat< / span > , < span class = "ident" > SamplerAddressMode< / span > ::< span class = "ident" > Repeat< / span > ,
< span class = "ident" > SamplerAddressMode< / span > ::< span class = "ident" > Repeat< / span > , < span class = "number" > 0.0< / span > , < span class = "number" > 1.0< / span > , < span class = "number" > 0.0< / span > , < span class = "number" > 0.0< / span > ).< span class = "ident" > unwrap< / span > (),
< span class = "ident" > image_buffers< / span > : < span class = "macro" > vec< / span > < span class = "macro" > !< / span > [],
< span class = "ident" > texture_buffers< / span > : < span class = "macro" > vec< / span > < span class = "macro" > !< / span > [],
< span class = "ident" > shader_buffers< / span > : < span class = "macro" > vec< / span > < span class = "macro" > !< / span > [],
< span class = "ident" > font_buffers< / span > : < span class = "macro" > vec< / span > < span class = "macro" > !< / span > [],
< span class = "ident" > queue< / span > : < span class = "ident" > queue< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > device< / span > : < span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > render_pass< / span > : < span class = "ident" > render_pass< / span > .< span class = "ident" > clone< / span > (),
}
}
< span class = "doccomment" > /// Using the dimensions and suggested usage, load a CanvasImage and return it' s handle< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > create_image< / span > (< span class = "kw-2" > & < / span > < span class = "kw-2" > mut< / span > < span class = "self" > self< / span > , < span class = "ident" > dimensions< / span > : (< span class = "ident" > u32< / span > , < span class = "ident" > u32< / span > ), < span class = "ident" > usage< / span > : < span class = "ident" > ImageUsage< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasImageHandle< / span > < span class = "op" > > < / span > {
< span class = "kw" > let< / span > < span class = "ident" > handle< / span > < span class = "op" > =< / span > < span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > CanvasImageHandle< / span > { < span class = "ident" > handle< / span > : < span class = "self" > self< / span > .< span class = "ident" > image_buffers< / span > .< span class = "ident" > len< / span > () < span class = "kw" > as< / span > < span class = "ident" > u32< / span > });
< span class = "kw" > let< / span > < span class = "ident" > image< / span > < span class = "op" > =< / span > < span class = "ident" > CanvasImage< / span > {
< span class = "ident" > handle< / span > : < span class = "ident" > handle< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > buffer< / span > : < span class = "ident" > AttachmentImage< / span > ::< span class = "ident" > with_usage< / span > (
< span class = "self" > self< / span > .< span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (),
[< span class = "ident" > dimensions< / span > .< span class = "number" > 0< / span > , < span class = "ident" > dimensions< / span > .< span class = "number" > 1< / span > ],
< span class = "ident" > Format< / span > ::< span class = "ident" > R8G8B8A8Uint< / span > ,
< span class = "ident" > usage< / span > ).< span class = "ident" > unwrap< / span > (),
< span class = "ident" > size< / span > : < span class = "ident" > dimensions< / span > ,
};
< span class = "self" > self< / span > .< span class = "ident" > image_buffers< / span > .< span class = "ident" > push< / span > (< span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > image< / span > ));
< span class = "ident" > handle< / span >
}
< span class = "doccomment" > /// Return the image buffer from an input image handle< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > get_image< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > , < span class = "ident" > image_handle< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasImageHandle< / span > < span class = "op" > > < / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > AttachmentImage< / span > < span class = "op" > > < / span > {
< span class = "self" > self< / span > .< span class = "ident" > image_buffers< / span > .< span class = "ident" > get< / span > ((< span class = "kw-2" > *< / span > < span class = "ident" > image_handle< / span > ).< span class = "ident" > clone< / span > ().< span class = "ident" > get_handle< / span > () < span class = "kw" > as< / span > < span class = "ident" > usize< / span > ).< span class = "ident" > unwrap< / span > ()
.< span class = "ident" > clone< / span > ().< span class = "ident" > buffer< / span > .< span class = "ident" > clone< / span > ()
}
< span class = "doccomment" > /// Load a texture buffer from an input filename< / span >
< span class = "kw" > fn< / span > < span class = "ident" > get_texture_from_file< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > , < span class = "ident" > image_filename< / span > : < span class = "ident" > String< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > ImmutableImage< / span > < span class = "op" > < < / span > < span class = "ident" > Format< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "kw" > let< / span > < span class = "ident" > project_root< / span > < span class = "op" > =< / span >
< span class = "ident" > std< / span > ::< span class = "ident" > env< / span > ::< span class = "ident" > current_dir< / span > ()
.< span class = "ident" > expect< / span > (< span class = "string" > " failed to get root directory" < / span > );
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > compute_path< / span > < span class = "op" > =< / span > < span class = "ident" > project_root< / span > .< span class = "ident" > clone< / span > ();
< span class = "ident" > compute_path< / span > .< span class = "ident" > push< / span > (< span class = "ident" > PathBuf< / span > ::< span class = "ident" > from< / span > (< span class = "string" > " resources/images/" < / span > ));
< span class = "ident" > compute_path< / span > .< span class = "ident" > push< / span > (< span class = "ident" > PathBuf< / span > ::< span class = "ident" > from< / span > (< span class = "ident" > image_filename< / span > ));
< span class = "kw" > let< / span > < span class = "ident" > img< / span > < span class = "op" > =< / span > < span class = "ident" > image< / span > ::< span class = "ident" > open< / span > (< span class = "ident" > compute_path< / span > ).< span class = "ident" > expect< / span > (< span class = "string" > " Couldn' t find image" < / span > );
< span class = "kw" > let< / span > < span class = "ident" > xy< / span > < span class = "op" > =< / span > < span class = "ident" > img< / span > .< span class = "ident" > dimensions< / span > ();
< span class = "kw" > let< / span > < span class = "ident" > data_length< / span > < span class = "op" > =< / span > < span class = "ident" > xy< / span > .< span class = "number" > 0< / span > < span class = "op" > *< / span > < span class = "ident" > xy< / span > .< span class = "number" > 1< / span > < span class = "op" > *< / span > < span class = "number" > 4< / span > ;
< span class = "kw" > let< / span > < span class = "ident" > pixel_count< / span > < span class = "op" > =< / span > < span class = "ident" > img< / span > .< span class = "ident" > raw_pixels< / span > ().< span class = "ident" > len< / span > ();
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > image_buffer< / span > < span class = "op" > =< / span > < span class = "ident" > Vec< / span > ::< span class = "ident" > new< / span > ();
< span class = "kw" > if< / span > < span class = "ident" > pixel_count< / span > < span class = "op" > !< / span > < span class = "op" > =< / span > < span class = "ident" > data_length< / span > < span class = "kw" > as< / span > < span class = "ident" > usize< / span > {
< span class = "macro" > println< / span > < span class = "macro" > !< / span > (< span class = "string" > " Creating apha channel..." < / span > );
< span class = "kw" > for< / span > < span class = "ident" > i< / span > < span class = "kw" > in< / span > < span class = "ident" > img< / span > .< span class = "ident" > raw_pixels< / span > ().< span class = "ident" > iter< / span > () {
< span class = "kw" > if< / span > (< span class = "ident" > image_buffer< / span > .< span class = "ident" > len< / span > () < span class = "op" > +< / span > < span class = "number" > 1< / span > ) < span class = "op" > %< / span > < span class = "number" > 4< / span > < span class = "op" > =< / span > < span class = "op" > =< / span > < span class = "number" > 0< / span > {
< span class = "ident" > image_buffer< / span > .< span class = "ident" > push< / span > (< span class = "number" > 255< / span > );
}
< span class = "ident" > image_buffer< / span > .< span class = "ident" > push< / span > (< span class = "kw-2" > *< / span > < span class = "ident" > i< / span > );
}
< span class = "ident" > image_buffer< / span > .< span class = "ident" > push< / span > (< span class = "number" > 255< / span > );
} < span class = "kw" > else< / span > {
< span class = "ident" > image_buffer< / span > < span class = "op" > =< / span > < span class = "ident" > img< / span > .< span class = "ident" > raw_pixels< / span > ();
}
< span class = "kw" > let< / span > (< span class = "ident" > texture< / span > , < span class = "ident" > tex_future< / span > ) < span class = "op" > =< / span > < span class = "ident" > ImmutableImage< / span > ::< span class = "ident" > from_iter< / span > (
< span class = "ident" > image_buffer< / span > .< span class = "ident" > iter< / span > ().< span class = "ident" > cloned< / span > (),
< span class = "ident" > Dimensions< / span > ::< span class = "ident" > Dim2d< / span > { < span class = "ident" > width< / span > : < span class = "ident" > xy< / span > .< span class = "number" > 0< / span > , < span class = "ident" > height< / span > : < span class = "ident" > xy< / span > .< span class = "number" > 1< / span > },
< span class = "ident" > Format< / span > ::< span class = "ident" > R8G8B8A8Srgb< / span > ,
< span class = "self" > self< / span > .< span class = "ident" > queue< / span > .< span class = "ident" > clone< / span > (),
).< span class = "ident" > unwrap< / span > ();
< span class = "ident" > texture< / span >
}
< span class = "doccomment" > /// Load a texture using it' s filename from a file. Returns the handle of the loaded texture< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > load_texture< / span > (< span class = "kw-2" > & < / span > < span class = "kw-2" > mut< / span > < span class = "self" > self< / span > , < span class = "ident" > filename< / span > : < span class = "ident" > String< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "prelude-ty" > Option< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasTextureHandle< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "kw" > let< / span > < span class = "ident" > texture_buffer< / span > < span class = "op" > =< / span > < span class = "self" > self< / span > .< span class = "ident" > get_texture_from_file< / span > (< span class = "ident" > filename< / span > .< span class = "ident" > clone< / span > ());
< span class = "kw" > let< / span > < span class = "ident" > handle< / span > < span class = "op" > =< / span > < span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > CanvasTextureHandle< / span > {
< span class = "ident" > handle< / span > : < span class = "self" > self< / span > .< span class = "ident" > texture_buffers< / span > .< span class = "ident" > len< / span > () < span class = "kw" > as< / span > < span class = "ident" > u32< / span >
});
< span class = "kw" > let< / span > < span class = "ident" > texture< / span > < span class = "op" > =< / span > < span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > CanvasTexture< / span > {
< span class = "ident" > handle< / span > : < span class = "ident" > handle< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > buffer< / span > : < span class = "self" > self< / span > .< span class = "ident" > get_texture_from_file< / span > (< span class = "ident" > filename< / span > .< span class = "ident" > clone< / span > ()),
< span class = "ident" > name< / span > : < span class = "ident" > filename< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > size< / span > : (< span class = "number" > 0< / span > , < span class = "number" > 0< / span > ),
});
< span class = "self" > self< / span > .< span class = "ident" > texture_buffers< / span > .< span class = "ident" > push< / span > (< span class = "ident" > texture< / span > );
< span class = "prelude-val" > Some< / span > (< span class = "ident" > handle< / span > )
}
< span class = "doccomment" > /// Load and Compile a shader with the filename at resources/shaders< / span >
< span class = "doccomment" > /// Takes physical and capabilities as we don' t store that in Canvas< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > load_shader< / span > < span class = "op" > < < / span > < span class = "ident" > T< / span > : < span class = "lifetime" > ' static< / span > , < span class = "ident" > V< / span > < span class = "op" > > < / span > (< span class = "kw-2" > & < / span > < span class = "kw-2" > mut< / span > < span class = "self" > self< / span > ,
< span class = "ident" > filename< / span > : < span class = "ident" > String< / span > ,
< span class = "ident" > physical< / span > : < span class = "ident" > PhysicalDevice< / span > ,
< span class = "ident" > capabilities< / span > : < span class = "ident" > Capabilities< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "prelude-ty" > Option< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CompiledShaderHandle< / span > < span class = "op" > > < / span > < span class = "op" > > < / span >
< span class = "kw" > where< / span > < span class = "ident" > T< / span > : < span class = "ident" > CompiledShader< / span > , < span class = "ident" > V< / span > : < span class = "ident" > Vertex< / span > {
< span class = "kw" > let< / span > < span class = "ident" > handle< / span > < span class = "op" > =< / span > < span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > CompiledShaderHandle< / span > {
< span class = "ident" > handle< / span > : < span class = "self" > self< / span > .< span class = "ident" > shader_buffers< / span > .< span class = "ident" > len< / span > () < span class = "kw" > as< / span > < span class = "ident" > u32< / span >
});
< span class = "kw" > let< / span > < span class = "ident" > shader< / span > : < span class = "ident" > Box< / span > < span class = "op" > < < / span > < span class = "kw" > dyn< / span > < span class = "ident" > CompiledShader< / span > < span class = "op" > > < / span > < span class = "op" > =< / span > < span class = "ident" > Box< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > T< / span > ::< span class = "ident" > new< / span > ::< span class = "op" > < < / span > < span class = "ident" > V< / span > < span class = "op" > > < / span > (
< span class = "ident" > filename< / span > .< span class = "ident" > clone< / span > (),
< span class = "self" > self< / span > .< span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > handle< / span > .< span class = "ident" > clone< / span > (),
< span class = "self" > self< / span > .< span class = "ident" > render_pass< / span > .< span class = "ident" > clone< / span > (),
));
< span class = "self" > self< / span > .< span class = "ident" > shader_buffers< / span > .< span class = "ident" > push< / span > (< span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > shader< / span > ));
< span class = "prelude-val" > Some< / span > (< span class = "ident" > handle< / span > )
}
< span class = "doccomment" > /// Using the dimensions and suggested usage, load a CanvasImage and return it' s handle< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > load_font< / span > (< span class = "kw-2" > & < / span > < span class = "kw-2" > mut< / span > < span class = "self" > self< / span > , < span class = "ident" > name< / span > : < span class = "ident" > String< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasFontHandle< / span > < span class = "op" > > < / span > {
< span class = "kw" > let< / span > < span class = "ident" > handle< / span > < span class = "op" > =< / span > < span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > CanvasFontHandle< / span > { < span class = "ident" > handle< / span > : < span class = "self" > self< / span > .< span class = "ident" > font_buffers< / span > .< span class = "ident" > len< / span > () < span class = "kw" > as< / span > < span class = "ident" > u32< / span > });
< span class = "self" > self< / span > .< span class = "ident" > font_buffers< / span > .< span class = "ident" > push< / span > (< span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > ({
< span class = "kw" > let< / span > < span class = "ident" > font< / span > < span class = "op" > =< / span > < span class = "ident" > Font< / span > ::< span class = "ident" > from_bytes< / span > ({
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > f< / span > < span class = "op" > =< / span > < span class = "ident" > File< / span > ::< span class = "ident" > open< / span > (< span class = "string" > " resources/fonts/sansation.ttf" < / span > ).< span class = "ident" > expect< / span > (< span class = "string" > " Font file not found" < / span > );
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > font_data< / span > < span class = "op" > =< / span > < span class = "ident" > Vec< / span > ::< span class = "ident" > new< / span > ();
< span class = "ident" > f< / span > .< span class = "ident" > read_to_end< / span > (< span class = "kw-2" > & < / span > < span class = "kw-2" > mut< / span > < span class = "ident" > font_data< / span > ).< span class = "ident" > expect< / span > (< span class = "string" > " Dont know" < / span > );
< span class = "ident" > font_data< / span >
}).< span class = "ident" > unwrap< / span > ();
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > current_x< / span > < span class = "op" > =< / span > < span class = "number" > 0< / span > ;
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > current_y< / span > < span class = "op" > =< / span > < span class = "number" > 0< / span > ;
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > accumulator< / span > < span class = "op" > =< / span > < span class = "ident" > Vec< / span > ::< span class = "ident" > new< / span > ();
< span class = "kw" > for< / span > < span class = "ident" > i< / span > < span class = "kw" > in< / span > (< span class = "number" > 0< / span > ..< span class = "number" > 255< / span > ) {
< span class = "kw" > let< / span > < span class = "ident" > glyph< / span > < span class = "op" > =< / span > < span class = "ident" > font< / span > .< span class = "ident" > glyph< / span > (< span class = "string" > ' d' < / span > );
< span class = "kw" > let< / span > < span class = "ident" > s< / span > < span class = "op" > =< / span > < span class = "ident" > glyph< / span > .< span class = "ident" > scaled< / span > (< span class = "ident" > Scale< / span > { < span class = "ident" > x< / span > : < span class = "number" > 1.0< / span > , < span class = "ident" > y< / span > : < span class = "number" > 1.0< / span > });
< span class = "kw" > let< / span > < span class = "ident" > shape< / span > < span class = "op" > =< / span > < span class = "ident" > s< / span > .< span class = "ident" > shape< / span > ().< span class = "ident" > unwrap< / span > ();
< span class = "kw" > for< / span > < span class = "ident" > contour< / span > < span class = "kw" > in< / span > < span class = "ident" > shape< / span > {
< span class = "kw" > for< / span > < span class = "ident" > segment< / span > < span class = "kw" > in< / span > < span class = "ident" > contour< / span > .< span class = "ident" > segments< / span > {
< span class = "kw" > match< / span > < span class = "ident" > segment< / span > {
< span class = "ident" > Segment< / span > ::< span class = "ident" > Line< / span > (< span class = "ident" > l< / span > ) < span class = "op" > =< / span > < span class = "op" > > < / span > {
< span class = "ident" > accumulator< / span > .< span class = "ident" > push< / span > (< span class = "ident" > TextVertex3D< / span > {
< span class = "ident" > position< / span > : [< span class = "ident" > l< / span > .< span class = "ident" > p< / span > [< span class = "number" > 0< / span > ].< span class = "ident" > x< / span > < span class = "kw" > as< / span > < span class = "ident" > f32< / span > , < span class = "ident" > l< / span > .< span class = "ident" > p< / span > [< span class = "number" > 0< / span > ].< span class = "ident" > y< / span > < span class = "kw" > as< / span > < span class = "ident" > f32< / span > , < span class = "number" > 0.0< / span > ],
});
}
< span class = "ident" > Segment< / span > ::< span class = "ident" > Curve< / span > (< span class = "ident" > c< / span > ) < span class = "op" > =< / span > < span class = "op" > > < / span > {
< span class = "ident" > accumulator< / span > .< span class = "ident" > push< / span > (< span class = "ident" > TextVertex3D< / span > {
< span class = "ident" > position< / span > : [< span class = "ident" > c< / span > .< span class = "ident" > p< / span > [< span class = "number" > 0< / span > ].< span class = "ident" > x< / span > < span class = "kw" > as< / span > < span class = "ident" > f32< / span > , < span class = "ident" > c< / span > .< span class = "ident" > p< / span > [< span class = "number" > 0< / span > ].< span class = "ident" > y< / span > < span class = "kw" > as< / span > < span class = "ident" > f32< / span > , < span class = "number" > 0.0< / span > ],
});
}
}
}
}
}
< span class = "ident" > CanvasFont< / span > {
< span class = "ident" > handle< / span > : < span class = "ident" > handle< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > font< / span > : < span class = "ident" > font< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > name< / span > : < span class = "ident" > name< / span > ,
< span class = "ident" > buffer< / span > : < span class = "ident" > ImmutableBuffer< / span > ::< span class = "ident" > from_iter< / span > (
< span class = "ident" > accumulator< / span > .< span class = "ident" > iter< / span > ().< span class = "ident" > cloned< / span > (),
< span class = "ident" > BufferUsage< / span > ::< span class = "ident" > vertex_buffer< / span > (), < span class = "self" > self< / span > .< span class = "ident" > queue< / span > .< span class = "ident" > clone< / span > ()).< span class = "ident" > unwrap< / span > ().< span class = "number" > 0< / span > ,
}
}));
< span class = "ident" > handle< / span >
}
< span class = "doccomment" > /// Using the texture name, iterates through the stored textures and matches by the name< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > get_texture_handle< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > , < span class = "ident" > texture_name< / span > : < span class = "ident" > String< / span > )
< span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "prelude-ty" > Option< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasTextureHandle< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "kw" > for< / span > < span class = "ident" > i< / span > < span class = "kw" > in< / span > < span class = "self" > self< / span > .< span class = "ident" > texture_buffers< / span > .< span class = "ident" > clone< / span > () {
< span class = "kw" > if< / span > < span class = "ident" > i< / span > .< span class = "ident" > name< / span > < span class = "op" > =< / span > < span class = "op" > =< / span > < span class = "ident" > texture_name< / span > {
< span class = "kw" > return< / span > < span class = "prelude-val" > Some< / span > (< span class = "ident" > i< / span > .< span class = "ident" > handle< / span > .< span class = "ident" > clone< / span > ());
}
}
< span class = "prelude-val" > None< / span >
}
< span class = "doccomment" > /// Using the shader name, iterates through the stored shaders and matches by the name< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > get_shader_handle< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > , < span class = "ident" > shader_name< / span > : < span class = "ident" > String< / span > )
< span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "prelude-ty" > Option< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CompiledShaderHandle< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "kw" > for< / span > < span class = "ident" > shader< / span > < span class = "kw" > in< / span > < span class = "self" > self< / span > .< span class = "ident" > shader_buffers< / span > .< span class = "ident" > clone< / span > () {
< span class = "kw" > if< / span > < span class = "ident" > shader< / span > .< span class = "ident" > get_name< / span > () < span class = "op" > =< / span > < span class = "op" > =< / span > < span class = "ident" > shader_name< / span > {
< span class = "kw" > return< / span > < span class = "prelude-val" > Some< / span > (< span class = "ident" > shader< / span > .< span class = "ident" > get_handle< / span > ().< span class = "ident" > clone< / span > ());
}
}
< span class = "prelude-val" > None< / span >
}
< span class = "doccomment" > /// Using the font name, iterates through the stored fonts and matches by the name< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > get_font_handle< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > , < span class = "ident" > font_name< / span > : < span class = "ident" > String< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "prelude-ty" > Option< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasFontHandle< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "kw" > for< / span > < span class = "ident" > font< / span > < span class = "kw" > in< / span > < span class = "self" > self< / span > .< span class = "ident" > font_buffers< / span > .< span class = "ident" > clone< / span > () {
< span class = "kw" > if< / span > < span class = "ident" > font< / span > .< span class = "ident" > name< / span > < span class = "op" > =< / span > < span class = "op" > =< / span > < span class = "ident" > font_name< / span > {
< span class = "kw" > return< / span > < span class = "prelude-val" > Some< / span > (< span class = "ident" > font< / span > .< span class = "ident" > handle< / span > .< span class = "ident" > clone< / span > ());
}
}
< span class = "prelude-val" > None< / span >
}
< span class = "doccomment" > /// Using the texture handle, grab the stored texture and return the buffer< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > get_texture< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > , < span class = "ident" > texture_handle< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasTextureHandle< / span > < span class = "op" > > < / span > )
< span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > ImmutableImage< / span > < span class = "op" > < < / span > < span class = "ident" > Format< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "kw" > let< / span > < span class = "ident" > handle< / span > < span class = "op" > =< / span > < span class = "ident" > texture_handle< / span > .< span class = "ident" > get_handle< / span > () < span class = "kw" > as< / span > < span class = "ident" > usize< / span > ;
< span class = "kw" > if< / span > < span class = "kw" > let< / span > < span class = "prelude-val" > Some< / span > (< span class = "ident" > i< / span > ) < span class = "op" > =< / span > < span class = "self" > self< / span > .< span class = "ident" > texture_buffers< / span > .< span class = "ident" > get< / span > (< span class = "ident" > handle< / span > ) {
< span class = "kw" > return< / span > < span class = "ident" > i< / span > .< span class = "ident" > clone< / span > ().< span class = "ident" > buffer< / span > .< span class = "ident" > clone< / span > ();
} < span class = "kw" > else< / span > {
< span class = "macro" > panic< / span > < span class = "macro" > !< / span > (< span class = "string" > " {} : Texture not loaded" < / span > , < span class = "ident" > handle< / span > );
}
}
< span class = "doccomment" > /// Builds the descriptor set for solid colors using the input kernel (needs to support solid colors)< / span >
< span class = "kw" > fn< / span > < span class = "ident" > get_solid_color_descriptor_set< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > , < span class = "ident" > kernel< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > GenericShader< / span > < span class = "op" > > < / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Box< / span > < span class = "op" > < < / span > < span class = "kw" > dyn< / span > < span class = "ident" > DescriptorSet< / span > < span class = "op" > +< / span > < span class = "ident" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > < span class = "op" > > < / span > {
< span class = "kw" > let< / span > < span class = "ident" > o< / span > : < span class = "ident" > Box< / span > < span class = "op" > < < / span > < span class = "kw" > dyn< / span > < span class = "ident" > DescriptorSet< / span > < span class = "op" > +< / span > < span class = "ident" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > < span class = "op" > > < / span > < span class = "op" > =< / span > < span class = "ident" > Box< / span > ::< span class = "ident" > new< / span > (
< span class = "ident" > PersistentDescriptorSet< / span > ::< span class = "ident" > start< / span > (
< span class = "ident" > kernel< / span > .< span class = "ident" > clone< / span > ().< span class = "ident" > get_pipeline< / span > ().< span class = "ident" > clone< / span > (), < span class = "number" > 0< / span > ,
).< span class = "ident" > build< / span > ().< span class = "ident" > unwrap< / span > ());
< span class = "ident" > o< / span >
}
< span class = "doccomment" > /// Consume and allocate the canvas frame data to the GPU< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > allocate< / span > (< span class = "kw-2" > & < / span > < span class = "kw-2" > mut< / span > < span class = "self" > self< / span > , < span class = "ident" > canvas_frame< / span > : < span class = "ident" > CanvasFrame< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > CanvasFrameAllocation< / span > {
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > colored_vertex_buffer< / span > : < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > ColorVertex3D< / span > < span class = "op" > > < / span > < span class = "op" > =< / span > < span class = "ident" > Vec< / span > ::< span class = "ident" > default< / span > ();
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > textured_vertex_buffer< / span > : < span class = "ident" > HashMap< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasTextureHandle< / span > < span class = "op" > > < / span > , < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > TextureVertex3D< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > < span class = "op" > =< / span > < span class = "ident" > HashMap< / span > ::< span class = "ident" > new< / span > ();
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > image_vertex_buffer< / span > : < span class = "ident" > HashMap< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasImageHandle< / span > < span class = "op" > > < / span > , < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > ImageVertex3D< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > < span class = "op" > =< / span > < span class = "ident" > HashMap< / span > ::< span class = "ident" > new< / span > ();
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > text_instances< / span > : < span class = "ident" > HashMap< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasFontHandle< / span > < span class = "op" > > < / span > , < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > TextVertex3D< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > < span class = "op" > =< / span > < span class = "ident" > HashMap< / span > ::< span class = "ident" > new< / span > ();
< span class = "kw" > for< / span > < span class = "ident" > value< / span > < span class = "kw" > in< / span > < span class = "ident" > canvas_frame< / span > .< span class = "ident" > map< / span > {
< span class = "kw" > match< / span > < span class = "ident" > value< / span > {
< span class = "ident" > VertexTypes< / span > ::< span class = "ident" > TextureType< / span > (< span class = "ident" > vertices< / span > , < span class = "ident" > handle< / span > ) < span class = "op" > =< / span > < span class = "op" > > < / span > {
< span class = "ident" > textured_vertex_buffer< / span > .< span class = "ident" > entry< / span > (< span class = "ident" > handle< / span > ).< span class = "ident" > or_insert< / span > (< span class = "ident" > vertices< / span > .< span class = "ident" > clone< / span > ()).< span class = "ident" > extend< / span > (< span class = "ident" > vertices< / span > );
}
< span class = "ident" > VertexTypes< / span > ::< span class = "ident" > ImageType< / span > (< span class = "ident" > vertices< / span > , < span class = "ident" > handle< / span > ) < span class = "op" > =< / span > < span class = "op" > > < / span > {
< span class = "ident" > image_vertex_buffer< / span > .< span class = "ident" > entry< / span > (< span class = "ident" > handle< / span > ).< span class = "ident" > or_insert< / span > (< span class = "ident" > vertices< / span > .< span class = "ident" > clone< / span > ()).< span class = "ident" > extend< / span > (< span class = "ident" > vertices< / span > );
}
< span class = "ident" > VertexTypes< / span > ::< span class = "ident" > ColorType< / span > (< span class = "ident" > vertices< / span > ) < span class = "op" > =< / span > < span class = "op" > > < / span > {
< span class = "ident" > colored_vertex_buffer< / span > .< span class = "ident" > extend< / span > (< span class = "ident" > vertices< / span > );
}
< span class = "ident" > VertexTypes< / span > ::< span class = "ident" > ThreeDType< / span > (< span class = "ident" > vertices< / span > ) < span class = "op" > =< / span > < span class = "op" > > < / span > {}
};
};
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > allocated_colored_buffer< / span > : < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > (< span class = "kw" > dyn< / span > < span class = "ident" > BufferAccess< / span > < span class = "op" > +< / span > < span class = "ident" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > )< span class = "op" > > < / span > < span class = "op" > > < / span > < span class = "op" > =< / span > < span class = "ident" > Vec< / span > ::< span class = "ident" > new< / span > ();
< span class = "kw" > if< / span > < span class = "op" > !< / span > < span class = "ident" > colored_vertex_buffer< / span > .< span class = "ident" > is_empty< / span > () {
< span class = "ident" > allocated_colored_buffer< / span > .< span class = "ident" > push< / span > (< span class = "ident" > ImmutableBuffer< / span > ::< span class = "ident" > from_iter< / span > (
< span class = "ident" > colored_vertex_buffer< / span > .< span class = "ident" > iter< / span > ().< span class = "ident" > cloned< / span > (),
< span class = "ident" > BufferUsage< / span > ::< span class = "ident" > vertex_buffer< / span > (),
< span class = "self" > self< / span > .< span class = "ident" > queue< / span > .< span class = "ident" > clone< / span > (),
).< span class = "ident" > unwrap< / span > ().< span class = "number" > 0< / span > );
}
< span class = "ident" > CanvasFrameAllocation< / span > {
< span class = "ident" > colored_vertex_buffer< / span > : < span class = "ident" > allocated_colored_buffer< / span > ,
< span class = "ident" > textured_vertex_buffer< / span > : < span class = "ident" > textured_vertex_buffer< / span > .< span class = "ident" > into_iter< / span > ().< span class = "ident" > map< / span > (< span class = "op" > |< / span > (< span class = "ident" > k< / span > , < span class = "ident" > v< / span > )< span class = "op" > |< / span > {
(< span class = "ident" > k< / span > ,
< span class = "ident" > ImmutableBuffer< / span > ::< span class = "ident" > from_iter< / span > (
< span class = "ident" > v< / span > .< span class = "ident" > iter< / span > ().< span class = "ident" > cloned< / span > (),
< span class = "ident" > BufferUsage< / span > ::< span class = "ident" > vertex_buffer< / span > (),
< span class = "self" > self< / span > .< span class = "ident" > queue< / span > .< span class = "ident" > clone< / span > (),
).< span class = "ident" > unwrap< / span > ().< span class = "number" > 0< / span > < span class = "kw" > as< / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > (< span class = "kw" > dyn< / span > < span class = "ident" > BufferAccess< / span > < span class = "op" > +< / span > < span class = "ident" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > )< span class = "op" > > < / span > )
}).< span class = "ident" > collect< / span > (),
< span class = "ident" > image_vertex_buffer< / span > : < span class = "ident" > image_vertex_buffer< / span > .< span class = "ident" > into_iter< / span > ().< span class = "ident" > map< / span > (< span class = "op" > |< / span > (< span class = "ident" > k< / span > , < span class = "ident" > v< / span > )< span class = "op" > |< / span > {
(< span class = "ident" > k< / span > ,
< span class = "ident" > ImmutableBuffer< / span > ::< span class = "ident" > from_iter< / span > (
< span class = "ident" > v< / span > .< span class = "ident" > iter< / span > ().< span class = "ident" > cloned< / span > (),
< span class = "ident" > BufferUsage< / span > ::< span class = "ident" > vertex_buffer< / span > (),
< span class = "self" > self< / span > .< span class = "ident" > queue< / span > .< span class = "ident" > clone< / span > (),
).< span class = "ident" > unwrap< / span > ().< span class = "number" > 0< / span > < span class = "kw" > as< / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > (< span class = "kw" > dyn< / span > < span class = "ident" > BufferAccess< / span > < span class = "op" > +< / span > < span class = "ident" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > )< span class = "op" > > < / span > )
}).< span class = "ident" > collect< / span > (),
< span class = "ident" > text_instances< / span > : < span class = "ident" > Default< / span > ::< span class = "ident" > default< / span > (),
}
}
< span class = "doccomment" > /// Pushes the draw commands to the command buffer. Requires the framebuffers and< / span >
< span class = "doccomment" > /// image number to be passed in as they are taken care of by the vkprocessor< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > draw_commands< / span > (< span class = "kw-2" > & < / span > < span class = "kw-2" > mut< / span > < span class = "self" > self< / span > ,
< span class = "kw-2" > mut< / span > < span class = "ident" > command_buffer< / span > : < span class = "ident" > AutoCommandBufferBuilder< / span > ,
< span class = "ident" > framebuffers< / span > : < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "kw" > dyn< / span > < span class = "ident" > FramebufferAbstract< / span > < span class = "op" > +< / span > < span class = "ident" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ,
< span class = "ident" > image_num< / span > : < span class = "ident" > usize< / span > ,
< span class = "ident" > allocated_buffers< / span > : < span class = "ident" > CanvasFrameAllocation< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > AutoCommandBufferBuilder< / span > {
< span class = "comment" > // Specify the color to clear the framebuffer with i.e. blue< / span >
< span class = "kw" > let< / span > < span class = "ident" > clear_values< / span > < span class = "op" > =< / span > < span class = "macro" > vec< / span > < span class = "macro" > !< / span > (
< span class = "ident" > ClearValue< / span > ::< span class = "ident" > Float< / span > ([< span class = "number" > 0.0< / span > , < span class = "number" > 0.0< / span > , < span class = "number" > 1.0< / span > , < span class = "number" > 1.0< / span > ]),
< span class = "ident" > ClearValue< / span > ::< span class = "ident" > DepthStencil< / span > ((< span class = "number" > 1.0< / span > , < span class = "number" > 0x00< / span > )),
);
< span class = "self" > self< / span > .< span class = "ident" > dynamic_state< / span > < span class = "op" > =< / span > < span class = "ident" > DynamicState< / span > {
< span class = "ident" > line_width< / span > : < span class = "prelude-val" > None< / span > ,
< span class = "ident" > viewports< / span > : < span class = "self" > self< / span > .< span class = "ident" > dynamic_state< / span > .< span class = "ident" > viewports< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > scissors< / span > : < span class = "prelude-val" > None< / span > ,
< span class = "ident" > compare_mask< / span > : < span class = "prelude-val" > None< / span > ,
< span class = "ident" > write_mask< / span > : < span class = "prelude-val" > None< / span > ,
< span class = "ident" > reference< / span > : < span class = "prelude-val" > None< / span > ,
};
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > command_buffer< / span > < span class = "op" > =< / span > < span class = "ident" > command_buffer< / span > .< span class = "ident" > begin_render_pass< / span > (
< span class = "ident" > framebuffers< / span > [< span class = "ident" > image_num< / span > ].< span class = "ident" > clone< / span > (), < span class = "bool-val" > false< / span > , < span class = "ident" > clear_values< / span > .< span class = "ident" > clone< / span > (),
).< span class = "ident" > unwrap< / span > ();
< span class = "comment" > // Solid colors< / span >
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > shader< / span > < span class = "op" > =< / span > < span class = "self" > self< / span > .< span class = "ident" > shader_buffers< / span > .< span class = "ident" > get< / span > (
< span class = "self" > self< / span > .< span class = "ident" > get_shader_handle< / span > (< span class = "ident" > String< / span > ::< span class = "ident" > from< / span > (< span class = "string" > " color-passthrough" < / span > ))
.< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ().< span class = "ident" > get_handle< / span > () < span class = "kw" > as< / span > < span class = "ident" > usize< / span >
).< span class = "ident" > unwrap< / span > ();
< span class = "comment" > // This looks a little weird as colored_vertex_buffer is a vec of GPU allocated vecs.< / span >
< span class = "comment" > // But we can pass in multiple vertex buffers< / span >
< span class = "kw" > if< / span > < span class = "op" > !< / span > < span class = "ident" > allocated_buffers< / span > .< span class = "ident" > colored_vertex_buffer< / span > .< span class = "ident" > is_empty< / span > () {
< span class = "ident" > command_buffer< / span > < span class = "op" > =< / span > < span class = "ident" > command_buffer< / span > .< span class = "ident" > draw< / span > (
< span class = "ident" > shader< / span > .< span class = "ident" > get_pipeline< / span > ().< span class = "ident" > clone< / span > (),
< span class = "kw-2" > & < / span > < span class = "self" > self< / span > .< span class = "ident" > dynamic_state< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > allocated_buffers< / span > .< span class = "ident" > colored_vertex_buffer< / span > .< span class = "ident" > clone< / span > (),
(), (),
).< span class = "ident" > unwrap< / span > ();
}
< span class = "comment" > // Images< / span >
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > shader< / span > < span class = "op" > =< / span > < span class = "self" > self< / span > .< span class = "ident" > shader_buffers< / span > .< span class = "ident" > get< / span > (
< span class = "self" > self< / span > .< span class = "ident" > get_shader_handle< / span > (< span class = "ident" > String< / span > ::< span class = "ident" > from< / span > (< span class = "string" > " simple_image" < / span > ))
.< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ().< span class = "ident" > get_handle< / span > () < span class = "kw" > as< / span > < span class = "ident" > usize< / span >
).< span class = "ident" > unwrap< / span > ();
< span class = "kw" > if< / span > < span class = "op" > !< / span > < span class = "ident" > allocated_buffers< / span > .< span class = "ident" > image_vertex_buffer< / span > .< span class = "ident" > is_empty< / span > () {
< span class = "kw" > for< / span > (< span class = "ident" > image_handle< / span > , < span class = "ident" > vertex_buffer< / span > ) < span class = "kw" > in< / span > < span class = "ident" > allocated_buffers< / span > .< span class = "ident" > image_vertex_buffer< / span > .< span class = "ident" > clone< / span > () {
< span class = "kw" > let< / span > < span class = "ident" > handle< / span > < span class = "op" > =< / span > < span class = "ident" > image_handle< / span > .< span class = "ident" > clone< / span > ().< span class = "ident" > get_handle< / span > () < span class = "kw" > as< / span > < span class = "ident" > usize< / span > ;
< span class = "kw" > let< / span > < span class = "ident" > descriptor_set< / span > < span class = "op" > =< / span > < span class = "self" > self< / span > .< span class = "ident" > image_buffers< / span > .< span class = "ident" > get< / span > (< span class = "ident" > handle< / span > ).< span class = "ident" > clone< / span > ().< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ()
.< span class = "ident" > get_descriptor_set< / span > (< span class = "ident" > shader< / span > .< span class = "ident" > get_pipeline< / span > ().< span class = "ident" > clone< / span > ());
< span class = "ident" > command_buffer< / span > < span class = "op" > =< / span > < span class = "ident" > command_buffer< / span > .< span class = "ident" > draw< / span > (
< span class = "ident" > shader< / span > .< span class = "ident" > get_pipeline< / span > ().< span class = "ident" > clone< / span > (),
< span class = "comment" > // Multiple vertex buffers must have their definition in the pipeline!< / span >
< span class = "kw-2" > & < / span > < span class = "self" > self< / span > .< span class = "ident" > dynamic_state< / span > .< span class = "ident" > clone< / span > (), < span class = "macro" > vec< / span > < span class = "macro" > !< / span > [< span class = "ident" > vertex_buffer< / span > ],
< span class = "macro" > vec< / span > < span class = "macro" > !< / span > [< span class = "ident" > descriptor_set< / span > ], (),
).< span class = "ident" > unwrap< / span > ();
}
}
< span class = "comment" > // Textures< / span >
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > shader< / span > < span class = "op" > =< / span > < span class = "self" > self< / span > .< span class = "ident" > shader_buffers< / span > .< span class = "ident" > get< / span > (
< span class = "self" > self< / span > .< span class = "ident" > get_shader_handle< / span > (< span class = "ident" > String< / span > ::< span class = "ident" > from< / span > (< span class = "string" > " simple_texture" < / span > ))
.< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ().< span class = "ident" > get_handle< / span > () < span class = "kw" > as< / span > < span class = "ident" > usize< / span >
).< span class = "ident" > unwrap< / span > ();
< span class = "kw" > if< / span > < span class = "op" > !< / span > < span class = "ident" > allocated_buffers< / span > .< span class = "ident" > textured_vertex_buffer< / span > .< span class = "ident" > is_empty< / span > () {
< span class = "kw" > for< / span > (< span class = "ident" > texture_handle< / span > , < span class = "ident" > vertex_buffer< / span > ) < span class = "kw" > in< / span > < span class = "ident" > allocated_buffers< / span > .< span class = "ident" > textured_vertex_buffer< / span > .< span class = "ident" > clone< / span > () {
< span class = "kw" > let< / span > < span class = "ident" > handle< / span > < span class = "op" > =< / span > < span class = "ident" > texture_handle< / span > .< span class = "ident" > clone< / span > ().< span class = "ident" > get_handle< / span > () < span class = "kw" > as< / span > < span class = "ident" > usize< / span > ;
< span class = "kw" > let< / span > < span class = "ident" > descriptor_set< / span > < span class = "op" > =< / span > < span class = "self" > self< / span > .< span class = "ident" > texture_buffers< / span > .< span class = "ident" > get< / span > (< span class = "ident" > handle< / span > ).< span class = "ident" > clone< / span > ().< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ()
.< span class = "ident" > get_descriptor_set< / span > (< span class = "ident" > shader< / span > .< span class = "ident" > get_pipeline< / span > (), < span class = "self" > self< / span > .< span class = "ident" > sampler< / span > .< span class = "ident" > clone< / span > ());
< span class = "ident" > command_buffer< / span > < span class = "op" > =< / span > < span class = "ident" > command_buffer< / span > .< span class = "ident" > draw< / span > (
< span class = "ident" > shader< / span > .< span class = "ident" > get_pipeline< / span > ().< span class = "ident" > clone< / span > (),
< span class = "comment" > // Multiple vertex buffers must have their definition in the pipeline!< / span >
< span class = "kw-2" > & < / span > < span class = "self" > self< / span > .< span class = "ident" > dynamic_state< / span > .< span class = "ident" > clone< / span > (), < span class = "macro" > vec< / span > < span class = "macro" > !< / span > [< span class = "ident" > vertex_buffer< / span > ],
< span class = "macro" > vec< / span > < span class = "macro" > !< / span > [< span class = "ident" > descriptor_set< / span > ], (),
).< span class = "ident" > unwrap< / span > ();
}
}
< span class = "comment" > // Text< / span >
< span class = "comment" > // let mut shader = self.shader_buffers.get(< / span >
< span class = "comment" > // self.get_shader_handle(String::from(" simple_text" ))< / span >
< span class = "comment" > // .unwrap().clone().get_handle() as usize< / span >
< span class = "comment" > // ).unwrap();< / span >
< span class = "comment" > //< / span >
< span class = "comment" > // if !self.text_instances.is_empty() {< / span >
< span class = "comment" > // for (font_handle, instance_buffer) in self.text_instances.clone() {< / span >
< span class = "comment" > // let handle = font_handle.clone().handle as usize;< / span >
< span class = "comment" > // let font = self.font_buffers.get(handle).clone().unwrap().clone();< / span >
< span class = "comment" > // let descriptor_set = CanvasFont::get_descriptor_set(shader.get_pipeline());< / span >
< span class = "comment" > //< / span >
< span class = "comment" > // command_buffer = command_buffer.draw(< / span >
< span class = "comment" > // shader.get_pipeline().clone(),< / span >
< span class = "comment" > // // Multiple vertex buffers must have their definition in the pipeline!< / span >
< span class = "comment" > // & self.dynamic_state.clone(),< / span >
< span class = "comment" > // vec![font.get_vertex_buffer().clone(), instance_buffer.clone()],< / span >
< span class = "comment" > // (), (),< / span >
< span class = "comment" > // ).unwrap();< / span >
< span class = "comment" > // }< / span >
< span class = "comment" > // }< / span >
< span class = "ident" > command_buffer< / span >
.< span class = "ident" > end_render_pass< / span > ()
.< span class = "ident" > unwrap< / span > ()
}
}
< / pre > < / div >
< / section > < section id = "search" class = "content hidden" > < / section > < section class = "footer" > < / section > < aside id = "help" class = "hidden" > < div > < h1 class = "hidden" > Help< / h1 > < div class = "shortcuts" > < h2 > Keyboard Shortcuts< / h2 > < dl > < dt > < kbd > ?< / kbd > < / dt > < dd > Show this help dialog< / dd > < dt > < kbd > S< / kbd > < / dt > < dd > Focus the search field< / dd > < dt > < kbd > ↑< / kbd > < / dt > < dd > Move up in search results< / dd > < dt > < kbd > ↓< / kbd > < / dt > < dd > Move down in search results< / dd > < dt > < kbd > ↹< / kbd > < / dt > < dd > Switch tab< / dd > < dt > < kbd > ⏎ < / kbd > < / dt > < dd > Go to active search result< / dd > < dt > < kbd > +< / kbd > < / dt > < dd > Expand all sections< / dd > < dt > < kbd > -< / kbd > < / dt > < dd > Collapse all sections< / dd > < / dl > < / div > < div class = "infos" > < h2 > Search Tricks< / h2 > < p > Prefix searches with a type followed by a colon (e.g., < code > fn:< / code > ) to restrict the search to a given type.< / p > < p > Accepted types are: < code > fn< / code > , < code > mod< / code > , < code > struct< / code > , < code > enum< / code > , < code > trait< / code > , < code > type< / code > , < code > macro< / code > , and < code > const< / code > .< / p > < p > Search functions by type signature (e.g., < code > vec -> usize< / code > or < code > * -> vec< / code > )< / p > < p > Search multiple things at once by splitting your query with comma (e.g., < code > str,u8< / code > or < code > String,struct:Vec,test< / code > )< / p > < / div > < / div > < / aside > < script > window . rootPath = "../../../" ; window . currentCrate = "sfml_rust" ; < / script > < script src = "../../../aliases.js" > < / script > < script src = "../../../main.js" > < / script > < script src = "../../../source-script.js" > < / script > < script src = "../../../source-files.js" > < / script > < script defer src = "../../../search-index.js" > < / script > < / body > < / html >
