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Service-worker & PWA

This commit is contained in:
Pabloader 2025-05-24 15:27:10 +00:00
parent 7a60d9d0bd
commit f2fa4d7918
11 changed files with 70 additions and 390 deletions

View File

@ -1,6 +1,7 @@
#pragma once #pragma once
#include <stdbool.h> #include <stdbool.h>
#include <stdlib.h>
#define M_PI 3.14159265359 #define M_PI 3.14159265359
#define M_PI_2 1.57079632679 #define M_PI_2 1.57079632679
@ -20,15 +21,10 @@ static inline bool isinf(double x) {
return !isnan(x) && isnan(x - x); return !isnan(x) && isnan(x - x);
} }
float sinf(float x); IMPORT(Math_sin) double sin(double x);
static inline float cosf(float x) { static inline double cos(double x) {
return sinf(x + M_PI_2); return sin(x + M_PI_2);
} }
static inline float tanf(float x) {
return sinf(x) / cosf(x);
}
float fmodf(float x, float y);
#ifdef __cplusplus #ifdef __cplusplus
} }

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@ -22,11 +22,21 @@
/*$STYLE$*/ /*$STYLE$*/
</style> </style>
<!--$MANIFEST$-->
<!--$ICON$--> <!--$ICON$-->
</head> </head>
<body> <body>
<!--$SCRIPT$--> <!--$SCRIPT$-->
<script>
if ('serviceWorker' in navigator) {
window.addEventListener('load', () => {
navigator.serviceWorker.register('/sw.js')
.then(registration => console.log('SW registered'))
.catch(err => console.error('SW registration failed:', err));
});
}
</script>
</body> </body>
</html> </html>

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@ -1,327 +0,0 @@
#include <math.h>
#include <stdbool.h>
float sinf(float x) {
static const float lookup_table[256] = {
0.0f, // 0
0.0061599463f, // 1
0.012319659f, // 2
0.018478904f, // 3
0.024637448f, // 4
0.030795058f, // 5
0.036951497f, // 6
0.043106537f, // 7
0.049259938f, // 8
0.055411477f, // 9
0.061560903f, // 10
0.067708001f, // 11
0.073852524f, // 12
0.079994254f, // 13
0.086132944f, // 14
0.092268363f, // 15
0.098400272f, // 16
0.10452846f, // 17
0.11065269f, // 18
0.1167727f, // 19
0.12288829f, // 20
0.12899922f, // 21
0.13510525f, // 22
0.14120616f, // 23
0.14730169f, // 24
0.15339166f, // 25
0.1594758f, // 26
0.16555387f, // 27
0.17162569f, // 28
0.17769097f, // 29
0.18374951f, // 30
0.1898011f, // 31
0.19584547f, // 32
0.20188241f, // 33
0.2079117f, // 34
0.21393308f, // 35
0.21994635f, // 36
0.2259513f, // 37
0.23194765f, // 38
0.2379352f, // 39
0.24391371f, // 40
0.24988301f, // 41
0.25584278f, // 42
0.26179287f, // 43
0.26773301f, // 44
0.27366298f, // 45
0.27958259f, // 46
0.28549159f, // 47
0.29138973f, // 48
0.29727685f, // 49
0.30315268f, // 50
0.309017f, // 51
0.31486961f, // 52
0.32071021f, // 53
0.32653871f, // 54
0.33235481f, // 55
0.33815828f, // 56
0.34394893f, // 57
0.3497265f, // 58
0.35549083f, // 59
0.36124167f, // 60
0.36697879f, // 61
0.372702f, // 62
0.37841105f, // 63
0.38410574f, // 64
0.38978586f, // 65
0.39545122f, // 66
0.40110153f, // 67
0.40673664f, // 68
0.41235632f, // 69
0.41796035f, // 70
0.42354852f, // 71
0.4291206f, // 72
0.43467644f, // 73
0.44021577f, // 74
0.44573835f, // 75
0.45124406f, // 76
0.45673263f, // 77
0.46220389f, // 78
0.4676576f, // 79
0.47309354f, // 80
0.47851157f, // 81
0.48391145f, // 82
0.48929292f, // 83
0.49465582f, // 84
0.5f, // 85
0.5053252f, // 86
0.5106312f, // 87
0.51591784f, // 88
0.52118486f, // 89
0.52643216f, // 90
0.53165948f, // 91
0.53686661f, // 92
0.54205334f, // 93
0.54721951f, // 94
0.55236501f, // 95
0.55748945f, // 96
0.56259274f, // 97
0.5676747f, // 98
0.57273513f, // 99
0.57777381f, // 100
0.58279061f, // 101
0.58778524f, // 102
0.59275758f, // 103
0.59770751f, // 104
0.60263467f, // 105
0.60753894f, // 106
0.6124202f, // 107
0.61727822f, // 108
0.62211281f, // 109
0.6269238f, // 110
0.63171101f, // 111
0.63647425f, // 112
0.6412133f, // 113
0.64592808f, // 114
0.65061831f, // 115
0.65528381f, // 116
0.65992457f, // 117
0.66454017f, // 118
0.66913062f, // 119
0.67369562f, // 120
0.67823511f, // 121
0.68274885f, // 122
0.68723667f, // 123
0.69169843f, // 124
0.69613391f, // 125
0.70054305f, // 126
0.70492554f, // 127
0.70928127f, // 128
0.71361017f, // 129
0.7179119f, // 130
0.72218645f, // 131
0.72643358f, // 132
0.73065311f, // 133
0.73484498f, // 134
0.7390089f, // 135
0.74314487f, // 136
0.74725252f, // 137
0.75133187f, // 138
0.75538272f, // 139
0.7594049f, // 140
0.76339829f, // 141
0.76736265f, // 142
0.77129793f, // 143
0.775204f, // 144
0.77908057f, // 145
0.78292763f, // 146
0.78674495f, // 147
0.79053241f, // 148
0.79428989f, // 149
0.7980172f, // 150
0.8017143f, // 151
0.80538094f, // 152
0.809017f, // 153
0.81262237f, // 154
0.81619692f, // 155
0.81974047f, // 156
0.82325292f, // 157
0.82673419f, // 158
0.83018404f, // 159
0.83360237f, // 160
0.8369891f, // 161
0.84034407f, // 162
0.84366715f, // 163
0.84695822f, // 164
0.8502171f, // 165
0.8534438f, // 166
0.85663807f, // 167
0.8597998f, // 168
0.86292899f, // 169
0.86602545f, // 170
0.86908895f, // 171
0.87211949f, // 172
0.875117f, // 173
0.87808126f, // 174
0.8810122f, // 175
0.8839097f, // 176
0.88677371f, // 177
0.88960397f, // 178
0.89240056f, // 179
0.8951633f, // 180
0.89789206f, // 181
0.90058666f, // 182
0.90324718f, // 183
0.90587342f, // 184
0.90846527f, // 185
0.91102266f, // 186
0.91354549f, // 187
0.91603357f, // 188
0.91848695f, // 189
0.92090553f, // 190
0.92328912f, // 191
0.92563766f, // 192
0.9279511f, // 193
0.93022931f, // 194
0.93247223f, // 195
0.93467975f, // 196
0.93685186f, // 197
0.93898833f, // 198
0.94108927f, // 199
0.94315445f, // 200
0.94518387f, // 201
0.94717735f, // 202
0.94913495f, // 203
0.95105654f, // 204
0.95294201f, // 205
0.95479131f, // 206
0.95660442f, // 207
0.95838124f, // 208
0.96012163f, // 209
0.96182567f, // 210
0.96349317f, // 211
0.96512407f, // 212
0.96671838f, // 213
0.96827602f, // 214
0.9697969f, // 215
0.97128105f, // 216
0.97272825f, // 217
0.97413862f, // 218
0.97551197f, // 219
0.9768483f, // 220
0.97814763f, // 221
0.97940975f, // 222
0.98063475f, // 223
0.98182255f, // 224
0.9829731f, // 225
0.98408633f, // 226
0.98516226f, // 227
0.98620075f, // 228
0.98720181f, // 229
0.9881655f, // 230
0.98909163f, // 231
0.98998022f, // 232
0.99083126f, // 233
0.99164468f, // 234
0.99242049f, // 235
0.99315864f, // 236
0.99385911f, // 237
0.99452192f, // 238
0.99514693f, // 239
0.99573416f, // 240
0.99628365f, // 241
0.9967953f, // 242
0.99726915f, // 243
0.99770516f, // 244
0.99810332f, // 245
0.99846363f, // 246
0.99878597f, // 247
0.99907047f, // 248
0.99931705f, // 249
0.99952573f, // 250
0.99969643f, // 251
0.99982923f, // 252
0.99992412f, // 253
0.99998105f, // 254
1.0f // 255
};
x = fmodf(x, 2.0f * (float)M_PI);
if (x < 0) x += 2.0f * (float)M_PI;
float reference_angle;
int sign = 1;
if (x <= (float)M_PI_2) {
reference_angle = x;
} else if (x <= (float)M_PI) {
reference_angle = (float)M_PI - x;
} else if (x <= 3.0f * (float)M_PI_2) {
reference_angle = x - (float)M_PI;
sign = -1;
} else {
reference_angle = 2.0f * (float)M_PI - x;
sign = -1;
}
float position = reference_angle * (255.0f / ((float)M_PI / 2.0f));
int i = (int)position;
float interpolated;
if (i >= 255) {
interpolated = lookup_table[255];
} else {
float fractional = position - i;
interpolated = lookup_table[i] + fractional * (lookup_table[i + 1] - lookup_table[i]);
}
return sign * interpolated;
}
float fmodf(float x, float y) {
if (y == 0.0 || isnan(x) || isnan(y)) {
return (0.0 / 0.0);
}
bool neg = x < 0.0;
float ax = neg ? -x : x;
float ay = (y < 0.0) ? -y : y;
if (ax < ay) {
return x;
}
float tmp = ay;
while (tmp <= ax) {
tmp *= 2.0f;
}
if (isinf(tmp)) {
return 0;
}
while (tmp > ay) {
tmp *= 0.5f;
if (ax >= tmp) {
ax -= tmp;
}
}
return neg ? -ax : ax;
}

BIN
build/assets/pwa_icon.png Normal file

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Width:  |  Height:  |  Size: 3.7 KiB

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@ -31,6 +31,6 @@ if (publish) {
console.log(`Publishing ${game}...`); console.log(`Publishing ${game}...`);
const result = await $`scp "${filePath}" "${publish}${game}.html"`; const result = await $`scp "${filePath}" "${publish}${game}.html"`;
if (result.exitCode === 0) { if (result.exitCode === 0) {
console.log(`Build successful: ${process.env.PUBLISH_URL}${game}.html`); console.log(`Build successful: ${process.env.PUBLISH_URL}${game}`);
} }
} }

View File

@ -51,6 +51,29 @@ export async function buildHTML(game: string, { production = false, portable = f
if (styleFile) { if (styleFile) {
style = await styleFile.text(); style = await styleFile.text();
} }
const title = game[0].toUpperCase() + game.slice(1).toLowerCase();
let pwaIconFile = Bun.file(path.resolve(import.meta.dir, '..', 'src', 'games', game, 'assets', 'pwa_icon.png'));
if (!await pwaIconFile.exists()) {
pwaIconFile = Bun.file(path.resolve(import.meta.dir, 'assets', 'pwa_icon.png'));
}
const pwaIcon = `data:;base64,${Buffer.from(await pwaIconFile.arrayBuffer()).toString('base64')}`;
const publishURL = process.env.PUBLISH_URL ? `${process.env.PUBLISH_URL}${game}`: '.';
const manifestJSON = JSON.stringify({
name: title,
short_name: title,
start_url: publishURL,
id: `/${game}`,
display_override: ["window-controls-overlay"],
display: "fullscreen",
background_color: "#ffffff",
theme_color: "#000000",
icons: [{
src: pwaIcon,
sizes: '192x192',
type: 'image/png'
}]
});
const manifest = `<link rel="manifest" href="data:;base64,${Buffer.from(manifestJSON).toString('base64')}" />`;
let script = await scriptFile.text(); let script = await scriptFile.text();
const inits = new Set<string>(); const inits = new Set<string>();
script = script.replace(/var (init_[^ ]+) = __esm\(\(\)/g, (_, $1) => { script = script.replace(/var (init_[^ ]+) = __esm\(\(\)/g, (_, $1) => {
@ -80,8 +103,9 @@ export async function buildHTML(game: string, { production = false, portable = f
const resultHTML = html const resultHTML = html
.replace('<!--$SCRIPT$-->', () => `${scriptPrefix}<script type="module">${script}</script>`) .replace('<!--$SCRIPT$-->', () => `${scriptPrefix}<script type="module">${script}</script>`)
.replace('<!--$TITLE$-->', game[0].toUpperCase() + game.slice(1).toLowerCase()) .replace('<!--$TITLE$-->', title)
.replace('<!--$ICON$-->', icon) .replace('<!--$ICON$-->', icon)
.replace('<!--$MANIFEST$-->', manifest)
.replace('/*$STYLE$*/', style); .replace('/*$STYLE$*/', style);
return minify(resultHTML, { return minify(resultHTML, {

View File

@ -64,7 +64,12 @@ const wasmPlugin = ({ production, portable }: WasmLoaderConfig = {}): BunPlugin
memory.grow(blocks); memory.grow(blocks);
data = new DataView(memory.buffer); data = new DataView(memory.buffer);
} }
} },
Math_sin(x) { return Math.sin(x); },
Math_log(x) { return Math.log(x); },
Math_sqrt(x) { return Math.sqrt(x); },
Math_pow(x,y) { return Math.pow(x, y); },
Math_fmod(x,y) { return x % y; },
} }
}); });

View File

@ -18,11 +18,10 @@
"@types/bun": "latest", "@types/bun": "latest",
"@types/html-minifier": "4.0.5", "@types/html-minifier": "4.0.5",
"@types/inquirer": "9.0.7", "@types/inquirer": "9.0.7",
"assemblyscript": "0.27.29",
"browser-detect": "0.2.28", "browser-detect": "0.2.28",
"eruda": "3.2.3", "eruda": "3.2.3",
"html-minifier": "4.0.0", "html-minifier": "4.0.0",
"typescript": "^5.8.2", "typescript": "5.8.2",
"uglify-js": "3.19.3", "uglify-js": "3.19.3",
}, },
}, },
@ -112,7 +111,7 @@
"@protobufjs/utf8": ["@protobufjs/utf8@1.1.0", "", {}, "sha512-Vvn3zZrhQZkkBE8LSuW3em98c0FwgO4nxzv6OdSxPKJIEKY2bGbHn+mhGIPerzI4twdxaP8/0+06HBpwf345Lw=="], "@protobufjs/utf8": ["@protobufjs/utf8@1.1.0", "", {}, "sha512-Vvn3zZrhQZkkBE8LSuW3em98c0FwgO4nxzv6OdSxPKJIEKY2bGbHn+mhGIPerzI4twdxaP8/0+06HBpwf345Lw=="],
"@types/bun": ["@types/bun@1.2.5", "", { "dependencies": { "bun-types": "1.2.5" } }, "sha512-w2OZTzrZTVtbnJew1pdFmgV99H0/L+Pvw+z1P67HaR18MHOzYnTYOi6qzErhK8HyT+DB782ADVPPE92Xu2/Opg=="], "@types/bun": ["@types/bun@1.2.14", "", { "dependencies": { "bun-types": "1.2.14" } }, "sha512-VsFZKs8oKHzI7zwvECiAJ5oSorWndIWEVhfbYqZd4HI/45kzW7PN2Rr5biAzvGvRuNmYLSANY+H59ubHq8xw7Q=="],
"@types/clean-css": ["@types/clean-css@4.2.11", "", { "dependencies": { "@types/node": "*", "source-map": "^0.6.0" } }, "sha512-Y8n81lQVTAfP2TOdtJJEsCoYl1AnOkqDqMvXb9/7pfgZZ7r8YrEyurrAvAoAjHOGXKRybay+5CsExqIH6liccw=="], "@types/clean-css": ["@types/clean-css@4.2.11", "", { "dependencies": { "@types/node": "*", "source-map": "^0.6.0" } }, "sha512-Y8n81lQVTAfP2TOdtJJEsCoYl1AnOkqDqMvXb9/7pfgZZ7r8YrEyurrAvAoAjHOGXKRybay+5CsExqIH6liccw=="],
@ -132,8 +131,6 @@
"@types/wrap-ansi": ["@types/wrap-ansi@3.0.0", "", {}, "sha512-ltIpx+kM7g/MLRZfkbL7EsCEjfzCcScLpkg37eXEtx5kmrAKBkTJwd1GIAjDSL8wTpM6Hzn5YO4pSb91BEwu1g=="], "@types/wrap-ansi": ["@types/wrap-ansi@3.0.0", "", {}, "sha512-ltIpx+kM7g/MLRZfkbL7EsCEjfzCcScLpkg37eXEtx5kmrAKBkTJwd1GIAjDSL8wTpM6Hzn5YO4pSb91BEwu1g=="],
"@types/ws": ["@types/ws@8.5.10", "", { "dependencies": { "@types/node": "*" } }, "sha512-vmQSUcfalpIq0R9q7uTo2lXs6eGIpt9wtnLdMv9LVpIjCA/+ufZRozlVoVelIYixx1ugCBKDhn89vnsEGOCx9A=="],
"ace-builds": ["ace-builds@1.36.3", "", {}, "sha512-YcdwV2IIaJSfjkWAR1NEYN5IxBiXefTgwXsJ//UlaFrjXDX5hQpvPFvEePHz2ZBUfvO54RjHeRUQGX8MS5HaMQ=="], "ace-builds": ["ace-builds@1.36.3", "", {}, "sha512-YcdwV2IIaJSfjkWAR1NEYN5IxBiXefTgwXsJ//UlaFrjXDX5hQpvPFvEePHz2ZBUfvO54RjHeRUQGX8MS5HaMQ=="],
"ansi-escapes": ["ansi-escapes@4.3.2", "", { "dependencies": { "type-fest": "^0.21.3" } }, "sha512-gKXj5ALrKWQLsYG9jlTRmR/xKluxHV+Z9QEwNIgCfM1/uwPMCuzVVnh5mwTd+OuBZcwSIMbqssNWRm1lE51QaQ=="], "ansi-escapes": ["ansi-escapes@4.3.2", "", { "dependencies": { "type-fest": "^0.21.3" } }, "sha512-gKXj5ALrKWQLsYG9jlTRmR/xKluxHV+Z9QEwNIgCfM1/uwPMCuzVVnh5mwTd+OuBZcwSIMbqssNWRm1lE51QaQ=="],
@ -142,17 +139,13 @@
"ansi-styles": ["ansi-styles@4.3.0", "", { "dependencies": { "color-convert": "^2.0.1" } }, "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg=="], "ansi-styles": ["ansi-styles@4.3.0", "", { "dependencies": { "color-convert": "^2.0.1" } }, "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg=="],
"assemblyscript": ["assemblyscript@0.27.29", "", { "dependencies": { "binaryen": "116.0.0-nightly.20240114", "long": "^5.2.1" }, "bin": { "asc": "bin/asc.js", "asinit": "bin/asinit.js" } }, "sha512-pH6udb7aE2F0t6cTh+0uCepmucykhMnAmm7k0kkAU3SY7LvpIngEBZWM6p5VCguu4EpmKGwEuZpZbEXzJ/frHQ=="],
"balanced-match": ["balanced-match@1.0.2", "", {}, "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw=="], "balanced-match": ["balanced-match@1.0.2", "", {}, "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw=="],
"binaryen": ["binaryen@116.0.0-nightly.20240114", "", { "bin": { "wasm2js": "bin/wasm2js", "wasm-opt": "bin/wasm-opt" } }, "sha512-0GZrojJnuhoe+hiwji7QFaL3tBlJoA+KFUN7ouYSDGZLSo9CKM8swQX8n/UcbR0d1VuZKU+nhogNzv423JEu5A=="],
"brace-expansion": ["brace-expansion@2.0.1", "", { "dependencies": { "balanced-match": "^1.0.0" } }, "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA=="], "brace-expansion": ["brace-expansion@2.0.1", "", { "dependencies": { "balanced-match": "^1.0.0" } }, "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA=="],
"browser-detect": ["browser-detect@0.2.28", "", { "dependencies": { "core-js": "^2.5.7" } }, "sha512-KeWGHqYQmHDkCFG2dIiX/2wFUgqevbw/rd6wNi9N6rZbaSJFtG5kel0HtprRwCGp8sqpQP79LzDJXf/WCx4WAw=="], "browser-detect": ["browser-detect@0.2.28", "", { "dependencies": { "core-js": "^2.5.7" } }, "sha512-KeWGHqYQmHDkCFG2dIiX/2wFUgqevbw/rd6wNi9N6rZbaSJFtG5kel0HtprRwCGp8sqpQP79LzDJXf/WCx4WAw=="],
"bun-types": ["bun-types@1.2.5", "", { "dependencies": { "@types/node": "*", "@types/ws": "~8.5.10" } }, "sha512-3oO6LVGGRRKI4kHINx5PIdIgnLRb7l/SprhzqXapmoYkFl5m4j6EvALvbDVuuBFaamB46Ap6HCUxIXNLCGy+tg=="], "bun-types": ["bun-types@1.2.14", "", { "dependencies": { "@types/node": "*" } }, "sha512-Kuh4Ub28ucMRWeiUUWMHsT9Wcbr4H3kLIO72RZZElSDxSu7vpetRvxIUDUaW6QtaIeixIpm7OXtNnZPf82EzwA=="],
"camel-case": ["camel-case@3.0.0", "", { "dependencies": { "no-case": "^2.2.0", "upper-case": "^1.1.1" } }, "sha512-+MbKztAYHXPr1jNTSKQF52VpcFjwY5RkR7fxksV8Doo4KAYc5Fl4UJRgthBbTmEx8C54DqahhbLJkDwjI3PI/w=="], "camel-case": ["camel-case@3.0.0", "", { "dependencies": { "no-case": "^2.2.0", "upper-case": "^1.1.1" } }, "sha512-+MbKztAYHXPr1jNTSKQF52VpcFjwY5RkR7fxksV8Doo4KAYc5Fl4UJRgthBbTmEx8C54DqahhbLJkDwjI3PI/w=="],
@ -310,8 +303,6 @@
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@ -3,19 +3,6 @@
#include <stdlib.h> #include <stdlib.h>
static image_data_t image; static image_data_t image;
static image_color_t color;
static uint16_t current_x;
static uint16_t current_y;
static void _moveto(uint16_t x, uint16_t y) {
current_x = x;
current_y = y;
}
static void _lineto(uint16_t x, uint16_t y) {
image_draw_line(image, current_x, current_y, x, y, color);
_moveto(x, y);
}
// D E F I N E S /////////////////////////////////////////////////////////// // D E F I N E S ///////////////////////////////////////////////////////////
@ -65,8 +52,8 @@ void Rotate_Object(object_ptr object, float angle) {
float x_new, y_new, cs, sn; float x_new, y_new, cs, sn;
// pre-compute sin and cos // pre-compute sin and cos
cs = cosf(angle); cs = cos(angle);
sn = sinf(angle); sn = sin(angle);
// for each vertex rotate it by angle // for each vertex rotate it by angle
for (index = 0; index < object->num_vertices; index++) { for (index = 0; index < object->num_vertices; index++) {
@ -94,16 +81,14 @@ void Create_Field(void) {
asteroids[index].num_vertices = 6; asteroids[index].num_vertices = 6;
asteroids[index].color = 0xFF000000 | (rand()); asteroids[index].color = 0xFF000000 | (rand());
asteroids[index].xo = 41 + rand() % (image.width - 82); asteroids[index].xo = 21 + rand() % (image.width - 42);
asteroids[index].yo = 41 + rand() % (image.height - 82); asteroids[index].yo = 21 + rand() % (image.height - 42);
asteroids[index].x_velocity = -3 + rand() % 6; asteroids[index].x_velocity = -3 + rand() % 6;
asteroids[index].y_velocity = -3 + rand() % 6; asteroids[index].y_velocity = -3 + rand() % 6;
asteroids[index].scale = (float)(rand() % 30) / 10; asteroids[index].scale = (float)(rand() % 30) / 10;
asteroids[index].angle = (float)(-5 + (float)(rand() % 10)) / 100; asteroids[index].angle = (float)(-5 + (float)(rand() % 10)) / 100;
printf("xo=%f, yo=%f, xv=%f, yv=%f, r=%d\n", asteroids[index].xo, asteroids[index].yo, asteroids[index].x_velocity, asteroids[index].y_velocity, rand() % 6);
asteroids[index].vertices[0].x = 4.0; asteroids[index].vertices[0].x = 4.0;
asteroids[index].vertices[0].y = 3.5; asteroids[index].vertices[0].y = 3.5;
asteroids[index].vertices[1].x = 8.5; asteroids[index].vertices[1].x = 8.5;
@ -128,36 +113,32 @@ void Create_Field(void) {
////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////
void Draw_Asteroids(int erase) { void Draw_Asteroids(int erase) {
int index, vertex; image_color_t color = {0xFF000000};
float xo, yo;
for (index = 0; index < NUM_ASTEROIDS; index++) { for (int index = 0; index < NUM_ASTEROIDS; index++) {
// draw the asteroid // draw the asteroid
if (erase == ERASE) { if (erase == DRAW) {
color.color = 0xFF000000;
} else {
color.color = asteroids[index].color; color.color = asteroids[index].color;
} }
// get position of object // get position of object
xo = asteroids[index].xo; float xo = asteroids[index].xo;
yo = asteroids[index].yo; float yo = asteroids[index].yo;
// moveto first vertex // moveto first vertex
_moveto((int)(xo + asteroids[index].vertices[0].x), (int)(yo + asteroids[index].vertices[0].y)); for (int startVertex = 0; startVertex < asteroids[index].num_vertices; startVertex++) {
int endVertex = (startVertex + 1) % asteroids[index].num_vertices;
for (vertex = 1; vertex < asteroids[index].num_vertices; vertex++) { int x1 = (int)(xo + asteroids[index].vertices[startVertex].x);
_lineto((int)(xo + asteroids[index].vertices[vertex].x), (int)(yo + asteroids[index].vertices[vertex].y)); int y1 = (int)(yo + asteroids[index].vertices[startVertex].y);
int x2 = (int)(xo + asteroids[index].vertices[endVertex].x);
int y2 = (int)(yo + asteroids[index].vertices[endVertex].y);
image_draw_line(image, x1, y1, x2, y2, color);
} // end for vertex } // end for vertex
// close object
_lineto((int)(xo + asteroids[index].vertices[0].x), (int)(yo + asteroids[index].vertices[0].y));
} // end for index } // end for index
} // end Draw_Asteroids } // end Draw_Asteroids
@ -175,12 +156,12 @@ void Translate_Asteroids() {
asteroids[index].yo += asteroids[index].y_velocity; asteroids[index].yo += asteroids[index].y_velocity;
// collision detection i.e. bounds check // collision detection i.e. bounds check
if (asteroids[index].xo > image.width - 40 || asteroids[index].xo < 40) { if (asteroids[index].xo > image.width - 20 || asteroids[index].xo < 20) {
asteroids[index].x_velocity = -asteroids[index].x_velocity; asteroids[index].x_velocity = -asteroids[index].x_velocity;
asteroids[index].xo += asteroids[index].x_velocity; asteroids[index].xo += asteroids[index].x_velocity;
} }
if (asteroids[index].yo > image.height - 40 || asteroids[index].yo < 40) { if (asteroids[index].yo > image.height - 20 || asteroids[index].yo < 20) {
asteroids[index].y_velocity = -asteroids[index].y_velocity; asteroids[index].y_velocity = -asteroids[index].y_velocity;
asteroids[index].yo += asteroids[index].y_velocity; asteroids[index].yo += asteroids[index].y_velocity;
} }

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@ -3,6 +3,6 @@ import awoo from "./awoo.cpp";
export default function main() { export default function main() {
const data = awoo.cpptest(window.innerWidth >> 2, window.innerHeight >> 2); const data = awoo.cpptest(window.innerWidth >> 2, window.innerHeight >> 2);
createWasmCanvas(awoo.data, data, awoo.step); const canvas = createWasmCanvas(awoo.data, data, awoo.step);
console.log(awoo); console.log(awoo, canvas.width, canvas.height);
} }