Added WASM support

Added better windows support and switched to blue rain
6 changed files with 350 additions and 181 deletions
--- a/.cargo/config
+++ b/.cargo/config
@ -0,0 +1,4 @@
+[build]
+rustflags = [
+"--cfg=web_sys_unstable_apis"
+]
--- a/Cargo.lock
+++ b/Cargo.lock
@ -89,15 +89,15 @@ checksum = "0d8c1fef690941d3e7788d328517591fecc684c084084702d6ff1641e993699a"

 [[package]]
 name = "bumpalo"
-version = "3.10.0"
+version = "3.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37ccbd214614c6783386c1af30caf03192f17891059cecc394b4fb119e363de3"
+checksum = "c1ad822118d20d2c234f427000d5acc36eabe1e29a348c89b63dd60b13f28e5d"

 [[package]]
 name = "bytemuck"
-version = "1.11.0"
+version = "1.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5377c8865e74a160d21f29c2d40669f53286db6eab59b88540cbb12ffc8b835"
+checksum = "2f5715e491b5a1598fc2bef5a606847b5dc1d48ea625bd3c02c00de8285591da"

 [[package]]
 name = "byteorder"
@ -112,7 +112,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bf2eec61efe56aa1e813f5126959296933cf0700030e4314786c48779a66ab82"
 dependencies = [
 "log",
- "nix",
+ "nix 0.22.3",
 ]

 [[package]]
@ -139,19 +139,6 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fd16c4719339c4530435d38e511904438d07cce7950afa3718a84ac36c10e89e"

-[[package]]
-name = "chrono"
-version = "0.4.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "670ad68c9088c2a963aaa298cb369688cf3f9465ce5e2d4ca10e6e0098a1ce73"
-dependencies = [
- "libc",
- "num-integer",
- "num-traits",
- "time",
- "winapi",
-]
-
 [[package]]
 name = "cocoa"
 version = "0.24.0"
@ -193,6 +180,27 @@ dependencies = [
 "unicode-width",
 ]

+[[package]]
+name = "console_error_panic_hook"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a06aeb73f470f66dcdbf7223caeebb85984942f22f1adb2a088cf9668146bbbc"
+dependencies = [
+ "cfg-if 1.0.0",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "console_log"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "501a375961cef1a0d44767200e66e4a559283097e91d0730b1d75dfb2f8a1494"
+dependencies = [
+ "log",
+ "wasm-bindgen",
+ "web-sys",
+]
+
 [[package]]
 name = "copyless"
 version = "0.1.5"
@ -404,8 +412,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4eb1a864a501629691edf6c15a593b7a51eebaa1e8468e9ddc623de7c9b58ec6"
 dependencies = [
 "cfg-if 1.0.0",
+ "js-sys",
 "libc",
- "wasi 0.11.0+wasi-snapshot-preview1",
+ "wasi",
+ "wasm-bindgen",
 ]

 [[package]]
@ -441,13 +451,13 @@ dependencies = [

 [[package]]
 name = "gpu-descriptor"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a538f217be4d405ff4719a283ca68323cc2384003eca5baaa87501e821c81dda"
+checksum = "0b0c02e1ba0bdb14e965058ca34e09c020f8e507a760df1121728e0aef68d57a"
 dependencies = [
 "bitflags",
 "gpu-descriptor-types",
- "hashbrown 0.11.2",
+ "hashbrown",
 ]

 [[package]]
@ -461,19 +471,13 @@ dependencies = [

 [[package]]
 name = "hashbrown"
-version = "0.11.2"
+version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
+checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
 dependencies = [
 "ahash",
 ]

-[[package]]
-name = "hashbrown"
-version = "0.12.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
-
 [[package]]
 name = "hermit-abi"
 version = "0.1.19"
@ -508,7 +512,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "10a35a97730320ffe8e2d410b5d3b69279b98d2c14bdb8b70ea89ecf7888d41e"
 dependencies = [
 "autocfg",
- "hashbrown 0.12.3",
+ "hashbrown",
 ]

 [[package]]
@ -537,9 +541,9 @@ checksum = "8eaf4bc02d17cbdd7ff4c7438cafcdf7fb9a4613313ad11b4f8fefe7d3fa0130"

 [[package]]
 name = "js-sys"
-version = "0.3.58"
+version = "0.3.59"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3fac17f7123a73ca62df411b1bf727ccc805daa070338fda671c86dac1bdc27"
+checksum = "258451ab10b34f8af53416d1fdab72c22e805f0c92a1136d59470ec0b11138b2"
 dependencies = [
 "wasm-bindgen",
 ]
@ -562,9 +566,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"

 [[package]]
 name = "libc"
-version = "0.2.126"
+version = "0.2.132"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "349d5a591cd28b49e1d1037471617a32ddcda5731b99419008085f72d5a53836"
+checksum = "8371e4e5341c3a96db127eb2465ac681ced4c433e01dd0e938adbef26ba93ba5"

 [[package]]
 name = "libloading"
@ -578,15 +582,15 @@ dependencies = [

 [[package]]
 name = "libm"
-version = "0.2.2"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "33a33a362ce288760ec6a508b94caaec573ae7d3bbbd91b87aa0bad4456839db"
+checksum = "292a948cd991e376cf75541fe5b97a1081d713c618b4f1b9500f8844e49eb565"

 [[package]]
 name = "lock_api"
-version = "0.4.7"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "327fa5b6a6940e4699ec49a9beae1ea4845c6bab9314e4f84ac68742139d8c53"
+checksum = "9f80bf5aacaf25cbfc8210d1cfb718f2bf3b11c4c54e5afe36c236853a8ec390"
 dependencies = [
 "autocfg",
 "scopeguard",
@ -662,7 +666,7 @@ checksum = "57ee1c23c7c63b0c9250c339ffdc69255f110b298b901b9f6c82547b7b87caaf"
 dependencies = [
 "libc",
 "log",
- "wasi 0.11.0+wasi-snapshot-preview1",
+ "wasi",
 "windows-sys",
 ]

@ -750,6 +754,18 @@ dependencies = [
 "memoffset",
 ]

+[[package]]
+name = "nix"
+version = "0.24.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "195cdbc1741b8134346d515b3a56a1c94b0912758009cfd53f99ea0f57b065fc"
+dependencies = [
+ "bitflags",
+ "cfg-if 1.0.0",
+ "libc",
+ "memoffset",
+]
+
 [[package]]
 name = "nom"
 version = "7.1.1"
@ -761,23 +777,23 @@ dependencies = [
 ]

 [[package]]
-name = "num-integer"
-version = "0.1.45"
+name = "num-traits"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "225d3389fb3509a24c93f5c29eb6bde2586b98d9f016636dff58d7c6f7569cd9"
+checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
 dependencies = [
 "autocfg",
- "num-traits",
+ "libm",
 ]

 [[package]]
-name = "num-traits"
-version = "0.2.15"
+name = "num_cpus"
+version = "1.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
+checksum = "19e64526ebdee182341572e50e9ad03965aa510cd94427a4549448f285e957a1"
 dependencies = [
- "autocfg",
- "libm",
+ "hermit-abi",
+ "libc",
 ]

 [[package]]
@ -822,9 +838,9 @@ dependencies = [

 [[package]]
 name = "once_cell"
-version = "1.13.0"
+version = "1.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18a6dbe30758c9f83eb00cbea4ac95966305f5a7772f3f42ebfc7fc7eddbd8e1"
+checksum = "074864da206b4973b84eb91683020dbefd6a8c3f0f38e054d93954e891935e4e"

 [[package]]
 name = "parking_lot"
@ -857,6 +873,12 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"

+[[package]]
+name = "pin-project-lite"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"
+
 [[package]]
 name = "pixels"
 version = "0.9.0"
@ -891,19 +913,20 @@ checksum = "eb9f9e6e233e5c4a35559a617bf40a4ec447db2e84c20b55a6f83167b7e57872"

 [[package]]
 name = "proc-macro-crate"
-version = "1.1.3"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e17d47ce914bf4de440332250b0edd23ce48c005f59fab39d3335866b114f11a"
+checksum = "eda0fc3b0fb7c975631757e14d9049da17374063edb6ebbcbc54d880d4fe94e9"
 dependencies = [
+ "once_cell",
 "thiserror",
 "toml",
 ]

 [[package]]
 name = "proc-macro2"
-version = "1.0.41"
+version = "1.0.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cdcc2916cde080c1876ff40292a396541241fe0072ef928cd76582e9ea5d60d2"
+checksum = "0a2ca2c61bc9f3d74d2886294ab7b9853abd9c1ad903a3ac7815c58989bb7bab"
 dependencies = [
 "unicode-ident",
 ]
@ -919,22 +942,28 @@ name = "purple_rain"
 version = "0.1.0"
 dependencies = [
 "bencher",
- "chrono",
+ "console_error_panic_hook",
+ "console_log",
 "env_logger",
+ "getrandom",
+ "instant",
 "log",
 "pixels",
 "rand",
 "rand_distr",
- "timer",
+ "tokio",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "web-sys",
 "winit",
 "winit_input_helper",
 ]

 [[package]]
 name = "quote"
-version = "1.0.20"
+version = "1.0.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3bcdf212e9776fbcb2d23ab029360416bb1706b1aea2d1a5ba002727cbcab804"
+checksum = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"
 dependencies = [
 "proc-macro2",
 ]
@ -996,9 +1025,9 @@ dependencies = [

 [[package]]
 name = "redox_syscall"
-version = "0.2.15"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "534cfe58d6a18cc17120fbf4635d53d14691c1fe4d951064df9bd326178d7d5a"
+checksum = "fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a"
 dependencies = [
 "bitflags",
 ]
@ -1055,9 +1084,9 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"

 [[package]]
 name = "serde"
-version = "1.0.140"
+version = "1.0.144"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc855a42c7967b7c369eb5860f7164ef1f6f81c20c7cc1141f2a604e18723b03"
+checksum = "0f747710de3dcd43b88c9168773254e809d8ddbdf9653b84e2554ab219f17860"

 [[package]]
 name = "slotmap"
@ -1086,13 +1115,23 @@ dependencies = [
 "lazy_static",
 "log",
 "memmap2",
- "nix",
+ "nix 0.22.3",
 "pkg-config",
 "wayland-client",
 "wayland-cursor",
 "wayland-protocols",
 ]

+[[package]]
+name = "socket2"
+version = "0.4.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "02e2d2db9033d13a1567121ddd7a095ee144db4e1ca1b1bda3419bc0da294ebd"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "spirv"
 version = "0.2.0+1.5.4"
@ -1111,9 +1150,9 @@ checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"

 [[package]]
 name = "syn"
-version = "1.0.98"
+version = "1.0.99"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c50aef8a904de4c23c788f104b7dddc7d6f79c647c7c8ce4cc8f73eb0ca773dd"
+checksum = "58dbef6ec655055e20b86b15a8cc6d439cca19b667537ac6a1369572d151ab13"
 dependencies = [
 "proc-macro2",
 "quote",
@ -1131,18 +1170,18 @@ dependencies = [

 [[package]]
 name = "thiserror"
-version = "1.0.31"
+version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd829fe32373d27f76265620b5309d0340cb8550f523c1dda251d6298069069a"
+checksum = "3d0a539a918745651435ac7db7a18761589a94cd7e94cd56999f828bf73c8a57"
 dependencies = [
 "thiserror-impl",
 ]

 [[package]]
 name = "thiserror-impl"
-version = "1.0.31"
+version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0396bc89e626244658bef819e22d0cc459e795a5ebe878e6ec336d1674a8d79a"
+checksum = "c251e90f708e16c49a16f4917dc2131e75222b72edfa9cb7f7c58ae56aae0c09"
 dependencies = [
 "proc-macro2",
 "quote",
@ -1150,23 +1189,16 @@ dependencies = [
 ]

 [[package]]
-name = "time"
-version = "0.1.44"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6db9e6914ab8b1ae1c260a4ae7a49b6c5611b40328a735b21862567685e73255"
-dependencies = [
- "libc",
- "wasi 0.10.0+wasi-snapshot-preview1",
- "winapi",
-]
-
-[[package]]
-name = "timer"
-version = "0.2.0"
+name = "tokio"
+version = "1.21.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31d42176308937165701f50638db1c31586f183f1aab416268216577aec7306b"
+checksum = "89797afd69d206ccd11fb0ea560a44bbb87731d020670e79416d442919257d42"
 dependencies = [
- "chrono",
+ "autocfg",
+ "num_cpus",
+ "once_cell",
+ "pin-project-lite",
+ "socket2",
 ]

 [[package]]
@ -1189,9 +1221,9 @@ dependencies = [

 [[package]]
 name = "unicode-ident"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15c61ba63f9235225a22310255a29b806b907c9b8c964bcbd0a2c70f3f2deea7"
+checksum = "c4f5b37a154999a8f3f98cc23a628d850e154479cd94decf3414696e12e31aaf"

 [[package]]
 name = "unicode-width"
@ -1205,12 +1237,6 @@ version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"

-[[package]]
-name = "wasi"
-version = "0.10.0+wasi-snapshot-preview1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
-
 [[package]]
 name = "wasi"
 version = "0.11.0+wasi-snapshot-preview1"
@ -1219,9 +1245,9 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"

 [[package]]
 name = "wasm-bindgen"
-version = "0.2.81"
+version = "0.2.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7c53b543413a17a202f4be280a7e5c62a1c69345f5de525ee64f8cfdbc954994"
+checksum = "fc7652e3f6c4706c8d9cd54832c4a4ccb9b5336e2c3bd154d5cccfbf1c1f5f7d"
 dependencies = [
 "cfg-if 1.0.0",
 "wasm-bindgen-macro",
@ -1229,13 +1255,13 @@ dependencies = [

 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.81"
+version = "0.2.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5491a68ab4500fa6b4d726bd67408630c3dbe9c4fe7bda16d5c82a1fd8c7340a"
+checksum = "662cd44805586bd52971b9586b1df85cdbbd9112e4ef4d8f41559c334dc6ac3f"
 dependencies = [
 "bumpalo",
- "lazy_static",
 "log",
+ "once_cell",
 "proc-macro2",
 "quote",
 "syn",
@ -1244,9 +1270,9 @@ dependencies = [

 [[package]]
 name = "wasm-bindgen-futures"
-version = "0.4.31"
+version = "0.4.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "de9a9cec1733468a8c657e57fa2413d2ae2c0129b95e87c5b72b8ace4d13f31f"
+checksum = "fa76fb221a1f8acddf5b54ace85912606980ad661ac7a503b4570ffd3a624dad"
 dependencies = [
 "cfg-if 1.0.0",
 "js-sys",
@ -1256,9 +1282,9 @@ dependencies = [

 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.81"
+version = "0.2.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c441e177922bc58f1e12c022624b6216378e5febc2f0533e41ba443d505b80aa"
+checksum = "b260f13d3012071dfb1512849c033b1925038373aea48ced3012c09df952c602"
 dependencies = [
 "quote",
 "wasm-bindgen-macro-support",
@ -1266,9 +1292,9 @@ dependencies = [

 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.81"
+version = "0.2.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7d94ac45fcf608c1f45ef53e748d35660f168490c10b23704c7779ab8f5c3048"
+checksum = "5be8e654bdd9b79216c2929ab90721aa82faf65c48cdf08bdc4e7f51357b80da"
 dependencies = [
 "proc-macro2",
 "quote",
@ -1279,20 +1305,20 @@ dependencies = [

 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.81"
+version = "0.2.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a89911bd99e5f3659ec4acf9c4d93b0a90fe4a2a11f15328472058edc5261be"
+checksum = "6598dd0bd3c7d51095ff6531a5b23e02acdc81804e30d8f07afb77b7215a140a"

 [[package]]
 name = "wayland-client"
-version = "0.29.4"
+version = "0.29.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91223460e73257f697d9e23d401279123d36039a3f7a449e983f123292d4458f"
+checksum = "3f3b068c05a039c9f755f881dc50f01732214f5685e379829759088967c46715"
 dependencies = [
 "bitflags",
 "downcast-rs",
 "libc",
- "nix",
+ "nix 0.24.2",
 "scoped-tls",
 "wayland-commons",
 "wayland-scanner",
@ -1301,11 +1327,11 @@ dependencies = [

 [[package]]
 name = "wayland-commons"
-version = "0.29.4"
+version = "0.29.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94f6e5e340d7c13490eca867898c4cec5af56c27a5ffe5c80c6fc4708e22d33e"
+checksum = "8691f134d584a33a6606d9d717b95c4fa20065605f798a3f350d78dced02a902"
 dependencies = [
- "nix",
+ "nix 0.24.2",
 "once_cell",
 "smallvec",
 "wayland-sys",
@ -1313,20 +1339,20 @@ dependencies = [

 [[package]]
 name = "wayland-cursor"
-version = "0.29.4"
+version = "0.29.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c52758f13d5e7861fc83d942d3d99bf270c83269575e52ac29e5b73cb956a6bd"
+checksum = "6865c6b66f13d6257bef1cd40cbfe8ef2f150fb8ebbdb1e8e873455931377661"
 dependencies = [
- "nix",
+ "nix 0.24.2",
 "wayland-client",
 "xcursor",
 ]

 [[package]]
 name = "wayland-protocols"
-version = "0.29.4"
+version = "0.29.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60147ae23303402e41fe034f74fb2c35ad0780ee88a1c40ac09a3be1e7465741"
+checksum = "b950621f9354b322ee817a23474e479b34be96c2e909c14f7bc0100e9a970bc6"
 dependencies = [
 "bitflags",
 "wayland-client",
@ -1336,9 +1362,9 @@ dependencies = [

 [[package]]
 name = "wayland-scanner"
-version = "0.29.4"
+version = "0.29.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39a1ed3143f7a143187156a2ab52742e89dac33245ba505c17224df48939f9e0"
+checksum = "8f4303d8fa22ab852f789e75a967f0a2cdc430a607751c0499bada3e451cbd53"
 dependencies = [
 "proc-macro2",
 "quote",
@ -1347,9 +1373,9 @@ dependencies = [

 [[package]]
 name = "wayland-sys"
-version = "0.29.4"
+version = "0.29.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9341df79a8975679188e37dab3889bfa57c44ac2cb6da166f519a81cbe452d4"
+checksum = "be12ce1a3c39ec7dba25594b97b42cb3195d54953ddb9d3d95a7c3902bc6e9d4"
 dependencies = [
 "dlib",
 "lazy_static",
@ -1585,9 +1611,9 @@ dependencies = [

 [[package]]
 name = "x11-dl"
-version = "2.19.1"
+version = "2.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea26926b4ce81a6f5d9d0f3a0bc401e5a37c6ae14a1bfaa8ff6099ca80038c59"
+checksum = "0c83627bc137605acc00bb399c7b908ef460b621fc37c953db2b09f88c449ea6"
 dependencies = [
 "lazy_static",
 "libc",
--- a/Cargo.toml
+++ b/Cargo.toml
@ -6,16 +6,29 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

 [dependencies]
-chrono = "0.4.19"
-env_logger = "0.9.0"
+instant = "0.1.12"
 log = "0.4.17"
 pixels = "0.9.0"
 rand = "0.8.5"
 rand_distr = "0.4.3"
-timer = "0.2.0"
 winit = "0.26.1"
+
+[target.'cfg(target_family = "wasm")'.dependencies]
+console_error_panic_hook = "0.1.7"
+getrandom = { version = "0.2", features = ["js"] }
+console_log = { version = "0.2.0", features = ["wasm-bindgen"] }
+wasm-bindgen = "0.2.82"
+wasm-bindgen-futures = "0.4.32"
+web-sys = { version = "0.3.57", features = ["Element", "HtmlCollection"] }
+
+[target.'cfg(not(target_family = "wasm"))'.dependencies]
+tokio = { version = "1.21.0", features = ["rt-multi-thread", "sync", "time"] }
+env_logger = "0.9.0"
 winit_input_helper = "0.12.0"

+[target.wasm32-unknown-unknown.dependencies]
+web-sys = "*"
+
 [dev-dependencies]
 bencher = "0.1.5"

--- a/index.html
+++ b/index.html
@ -0,0 +1,9 @@
+<!doctype html>
+<html lang=en>
+<head>
+<meta charset=utf-8>
+<title>blah</title>
+</head>
+<body>
+</body>
+</html>
--- a/src/lib.rs
+++ b/src/lib.rs
@ -1,14 +1,32 @@
+use rand::Rng;

 pub const WIDTH: u32 = 400;
 pub const HEIGHT: u32 = 300;

-pub fn draw(drops: &mut Vec<Drop>, frame: &mut [u8]) {
+pub const PURPLE_BACKGROUND: &[u8] = &[0xd3, 0xb7, 0xf7, 0xff];
+pub const PURPLE_RAIN: &[u8] = &[207, 100, 219, 0xff];
+
+pub const BLUE_BACKGROUND: &[u8] = &[0x8f, 0xbe, 0xeb, 0xff];
+pub const BLUE_RAIN: &[u8] = &[0x3e, 0x9f, 0xfa, 0xff];
+
+pub struct Drop {
+    pub x: i32,
+    pub y: i32,
+    pub z: i32,
+}
+
+impl Drop {
+    fn update(&mut self) {
+        self.y += std::cmp::max(self.z / 4, 1);
+    }
+
+    pub fn draw(drops: &mut [Drop], frame: &mut [u8]) {
        let pixels = frame.chunks_exact_mut(4);
        for pixel in pixels {
-        pixel.copy_from_slice(&[0xd3, 0xb7, 0xf7, 0xff]);
+            pixel.copy_from_slice(BLUE_BACKGROUND);
        }

-    drops.iter_mut().for_each(|d| d.update());
+        drops.iter_mut().for_each(Drop::update);

        for drop in drops {
            let mut drawn = false;
@ -17,25 +35,15 @@ pub fn draw(drops: &mut Vec<Drop>, frame: &mut [u8]) {
                    if let Ok(i) = (y * (WIDTH as i32) * 4 + x * 4).try_into() {
                        if i < frame.len() {
                            drawn = true;
-                        frame[i..i + 4].copy_from_slice(&[207, 100, 219, 0xff]);
+                            frame[i..i + 4].copy_from_slice(BLUE_RAIN);
                        }
                    }
                }
            }
            if !drawn {
                drop.y = -drop.z;
+                drop.x = rand::thread_rng().gen_range(0..WIDTH as i32);
            }
        }
    }
-
-pub struct Drop {
-    pub x: i32,
-    pub y: i32,
-    pub z: i32,
-}
-
-impl Drop {
-    fn update(&mut self) {
-        self.y += std::cmp::max(self.z/4, 1);
-    }
 }
--- a/src/main.rs
+++ b/src/main.rs
@ -1,40 +1,68 @@
-use chrono::Duration;
+#![windows_subsystem = "windows"]
+
 use log::error;
 use pixels::{Pixels, SurfaceTexture};
 use rand::Rng;
-use timer::Timer;
+
+#[cfg(not(target_arch = "wasm32"))]
+use winit::event::VirtualKeyCode;
 use winit::{
    dpi::LogicalSize,
-    event::{Event, VirtualKeyCode},
+    event::{
+        Event,
+        StartCause::{self, ResumeTimeReached},
+    },
    event_loop::{ControlFlow, EventLoop},
    window::WindowBuilder,
 };
+#[cfg(not(target_arch = "wasm32"))]
 use winit_input_helper::WinitInputHelper;

-use purple_rain::*;
+use purple_rain::{Drop, HEIGHT, WIDTH};

 fn main() {
-    env_logger::init();
+    #[cfg(target_arch = "wasm32")]
+    {
+        wasm_bindgen_futures::spawn_local(run());
+    }
+    #[cfg(not(target_arch = "wasm32"))]
+    {
+        tokio::runtime::Builder::new_multi_thread()
+            .enable_all()
+            .enable_time()
+            .build()
+            .unwrap()
+            .block_on(run());
+    }
+}
+
+async fn run() {
    let event_loop = EventLoop::new();
+    #[cfg(not(target_arch = "wasm32"))]
    let mut input = WinitInputHelper::new();

    let window = {
-        let size = LogicalSize::new(WIDTH as f64, HEIGHT as f64);
-        let scaled_size = LogicalSize::new(WIDTH as f64 * 3.0, HEIGHT as f64 * 3.0);
+        let size = LogicalSize::new(f64::from(WIDTH), f64::from(HEIGHT));
+        let scaled_size = LogicalSize::new(f64::from(WIDTH) * 4.0, f64::from(HEIGHT) * 4.0);
        WindowBuilder::new()
            .with_title("Purple Rain")
            .with_inner_size(scaled_size)
            .with_min_inner_size(size)
            .build(&event_loop)
-            .unwrap()
+            .expect("Could not initialize the window")
    };

+    #[cfg(all(target_arch = "wasm32", not(debug_assertions)))]
+    wasm::create_canvas(&window);
+    #[cfg(all(target_arch = "wasm32", debug_assertions))]
+    let log_list = wasm::create_log_list(&window);
+
    let mut pixels = {
        let window_size = window.inner_size();
        let surface_texture = SurfaceTexture::new(window_size.width, window_size.height, &window);
-        Pixels::new(WIDTH, HEIGHT, surface_texture)
+        Pixels::new_async(WIDTH, HEIGHT, surface_texture).await
    }
-    .unwrap();
+    .expect("Could not initialize the pixels object.");

    let mut drops = Vec::new();
    let mut rng = rand::thread_rng();
@ -44,20 +72,16 @@ fn main() {
            x: (rng.gen_range(0..WIDTH as i32)),
            y: (rng.gen_range(0..HEIGHT as i32)),
            z: ((rng.sample(rand_distr::Geometric::new(0.2).unwrap()) + 1) as i32),
-        })
-    }
-
-    let timer = Timer::new();
-    let guard = timer.schedule_repeating(Duration::milliseconds(10), move || {
-        window.request_redraw();
        });
-    guard.ignore();
+    }

    event_loop.run(move |event, _, control_flow| {
-        *control_flow = ControlFlow::Wait;
+        #[cfg(all(target_arch = "wasm32", debug_assertions))]
+        wasm::log_event(&log_list, &event);

-        if let Event::RedrawRequested(_) = event {
-            draw(&mut drops, pixels.get_frame());
+        match event {
+            Event::RedrawRequested(_) => {
+                Drop::draw(&mut drops, pixels.get_frame());
                if pixels
                    .render()
                    .map_err(|e| error!("pixels.render() failed: {}", e))
@ -67,9 +91,23 @@ fn main() {
                    return;
                }
            }
+            Event::NewEvents(StartCause::Init) | Event::NewEvents(ResumeTimeReached { .. }) => {
+                *control_flow = ControlFlow::WaitUntil(
+                    instant::Instant::now() + instant::Duration::from_millis(1000 / 60),
+                );
+                window.request_redraw();
+            }
+            #[cfg(not(target_arch = "wasm32"))]
+            Event::MainEventsCleared => window.request_redraw(),
+            _ => (),
+        }

+        #[cfg(not(target_arch = "wasm32"))]
        if input.update(&event) {
-            if input.key_pressed(VirtualKeyCode::Escape) || input.key_pressed(VirtualKeyCode::Q) || input.quit() {
+            if input.key_pressed(VirtualKeyCode::Escape)
+                || input.key_pressed(VirtualKeyCode::Q)
+                || input.quit()
+            {
                *control_flow = ControlFlow::Exit;
                return;
            } else if input.key_pressed(VirtualKeyCode::Space) {
@ -84,3 +122,74 @@ fn main() {
    });
 }

+#[cfg(target_arch = "wasm32")]
+mod wasm {
+    use wasm_bindgen::prelude::*;
+    #[cfg(debug_assertions)]
+    use winit::event::Event;
+    use winit::window::Window;
+
+    #[wasm_bindgen(start)]
+    pub fn run() {
+        console_log::init_with_level(log::Level::Debug).expect("error initializing logger");
+
+        std::panic::set_hook(Box::new(console_error_panic_hook::hook));
+
+        #[allow(clippy::main_recursion)]
+        super::main();
+    }
+
+    pub fn create_canvas(window: &Window) {
+        use winit::platform::web::WindowExtWebSys;
+        let canvas = window.canvas();
+
+        canvas.style().set_css_text(
+            "background-color: crimson; margin: auto; width: 100%; aspect-ratio: 4 / 3;",
+        );
+        // Set id so that we can move it later
+        canvas.set_id("purple_rain");
+
+        let window = web_sys::window().unwrap();
+        let document = window.document().unwrap();
+        let body = document.body().unwrap();
+        let canvas_div = document
+            .get_element_by_id("purple_rain_canvas")
+            .unwrap_or(From::from(body)); //Get the div
+        canvas_div.append_child(&canvas).unwrap();
+    }
+
+    #[cfg(debug_assertions)]
+    pub fn create_log_list(window: &Window) -> web_sys::Element {
+        create_canvas(window);
+
+        let window = web_sys::window().unwrap();
+        let document = window.document().unwrap();
+        let body = document.body().unwrap();
+
+        let log_header = document.create_element("h2").unwrap();
+        log_header.set_text_content(Some("Event Log"));
+        body.append_child(&log_header).unwrap();
+
+        let log_list = document.create_element("ul").unwrap();
+        body.append_child(&log_list).unwrap();
+        log_list
+    }
+
+    #[cfg(debug_assertions)]
+    pub fn log_event(log_list: &web_sys::Element, event: &Event<()>) {
+        log::debug!("{:?}", event);
+
+        // Getting access to browser logs requires a lot of setup on mobile devices.
+        // So we implement this basic logging system into the page to give developers an easy alternative.
+        // As a bonus its also kind of handy on desktop.
+        if let Event::WindowEvent { event, .. } = &event {
+            let window = web_sys::window().unwrap();
+            let document = window.document().unwrap();
+            let log = document.create_element("li").unwrap();
+            log.set_text_content(Some(&format!("{:?}", event)));
+            log_list
+                .insert_before(&log, log_list.first_child().as_ref())
+                .unwrap();
+        }
+    }
+}
Author	SHA1	Message	Date
zoomiti	16c48ac377	Added WASM support	3 years ago
zoomiti	204363b4d6	Added better windows support and switched to blue rain	4 years ago