mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-11-14 06:23:55 +01:00
369 lines
12 KiB
Plaintext
369 lines
12 KiB
Plaintext
#region shapes
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global.SHAPES = [];
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enum SHAPE_TYPE {
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points,
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triangles,
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}
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function SHAPE_rectangle(_sca) {
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var triangles = [
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[ new __vec2(-_sca[0], -_sca[1]), new __vec2( _sca[0], -_sca[1]), new __vec2(-_sca[0], _sca[1]) ],
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[ new __vec2( _sca[0], -_sca[1]), new __vec2(-_sca[0], _sca[1]), new __vec2( _sca[0], _sca[1]) ],
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];
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var segment = [ new __vec2(-_sca[0], -_sca[1]), new __vec2( _sca[0], -_sca[1]),
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new __vec2( _sca[0], _sca[1]), new __vec2(-_sca[0], _sca[1]),
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new __vec2(-_sca[0], -_sca[1]) ];
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return [
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[{ type: SHAPE_TYPE.triangles, triangles: triangles }],
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segment
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];
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}
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function SHAPE_circle(_sca, data = {}) {
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var prec = max(3, data.side);
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var triangles = [];
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var ang = 360 / prec;
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var segment = [];
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for( var i = 0; i < prec; i++ ) {
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var x0 = lengthdir_x(0.5, (i + 0) * ang) * _sca[0] * 2;
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var y0 = lengthdir_y(0.5, (i + 0) * ang) * _sca[1] * 2;
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var x1 = lengthdir_x(0.5, (i + 1) * ang) * _sca[0] * 2;
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var y1 = lengthdir_y(0.5, (i + 1) * ang) * _sca[1] * 2;
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array_push(triangles, [ new __vec2(0, 0), new __vec2(x0, y0), new __vec2(x1, y1) ]);
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if(i == 0) array_push(segment, new __vec2(x0, y0));
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array_push(segment, new __vec2(x1, y1));
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}
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return [
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[{ type: SHAPE_TYPE.triangles, triangles: triangles }],
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segment
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];
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}
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function SHAPE_star(_sca, data = {}) {
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var prec = max(3, data.side);
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var inner = data.inner;
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var triangles = [];
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var segment = [];
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for( var i = 0; i < prec; i++ ) {
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var otx = lengthdir_x(0.5, i / prec * 360) * _sca[0] * 2;
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var oty = lengthdir_y(0.5, i / prec * 360) * _sca[1] * 2;
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var inx = lengthdir_x(inner / 2, (i + 0.5) / prec * 360) * _sca[0] * 2;
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var iny = lengthdir_y(inner / 2, (i + 0.5) / prec * 360) * _sca[1] * 2;
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array_push(triangles, [ new __vec2(0, 0), new __vec2(otx, oty), new __vec2(inx, iny) ]);
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var pi0 = new __vec2(inx, iny);
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var inx = lengthdir_x(inner / 2, (i - 0.5) / prec * 360) * _sca[0] * 2;
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var iny = lengthdir_y(inner / 2, (i - 0.5) / prec * 360) * _sca[1] * 2;
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array_push(triangles, [ new __vec2(0, 0), new __vec2(otx, oty), new __vec2(inx, iny) ]);
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array_push(segment, new __vec2(inx, iny));
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array_push(segment, new __vec2(otx, oty));
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array_push(segment, pi0);
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}
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return [
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[{ type: SHAPE_TYPE.triangles, triangles: triangles }],
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segment
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];
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}
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function SHAPE_capsule(_sca, data = {}) {
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var rad = data.radius;
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var prec = max(2, data.side);
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var hh = _sca[1] * rad;
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var shapes = [];
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var segment = [];
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array_push(segment, new __vec2(-_sca[0] + _sca[1], _sca[1]), new __vec2( _sca[0] - hh, hh));
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var triangles = [
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[ new __vec2(-_sca[0] + _sca[1], -_sca[1]), new __vec2( _sca[0] - hh, -hh), new __vec2(-_sca[0] + _sca[1], _sca[1]) ],
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[ new __vec2( _sca[0] - hh, -hh), new __vec2(-_sca[0] + _sca[1], _sca[1]), new __vec2( _sca[0] - hh, hh) ],
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];
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shapes[0] = { type: SHAPE_TYPE.triangles, triangles: triangles };
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var triangles = [];
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var cx = -_sca[0] + _sca[1];
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var cy = 0;
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var ox, oy, nx, ny, oa, na;
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for( var i = 0; i <= prec; i++ ) {
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na = lerp(270, 90, i / prec);
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nx = cx + lengthdir_x(_sca[1], na);
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ny = cy + lengthdir_y(_sca[1], na);
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if(i) {
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array_push(triangles, [ new __vec2(cx, cy), new __vec2(ox, oy), new __vec2(nx, ny) ]);
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array_push(segment, new __vec2(ox, oy));
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}
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array_push(segment, new __vec2(nx, ny));
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oa = na;
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ox = nx;
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oy = ny;
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}
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array_push(segment, new __vec2(-_sca[0] + _sca[1], -_sca[1]), new __vec2( _sca[0] - hh, -hh));
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shapes[1] = { type: SHAPE_TYPE.triangles, triangles: triangles };
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var triangles = [];
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var cx = _sca[0] - hh;
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var cy = 0;
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var ox, oy, nx, ny, oa, na;
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var _seg = [];
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for( var i = 0; i <= prec; i++ ) {
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na = lerp(-90, 90, i / prec);
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nx = cx + lengthdir_x(hh, na);
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ny = cy + lengthdir_y(hh, na);
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if(i) {
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array_push(triangles, [ new __vec2(cx, cy), new __vec2(ox, oy), new __vec2(nx, ny) ]);
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array_push(_seg, new __vec2(ox, oy));
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}
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array_push(_seg, new __vec2(nx, ny));
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oa = na;
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ox = nx;
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oy = ny;
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}
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for( var i = 0, n = array_length(_seg); i < n; i++ )
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array_push(segment, _seg[array_length(_seg) - i - 1]);
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shapes[2] = { type: SHAPE_TYPE.triangles, triangles: triangles };
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return [
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shapes,
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segment
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];
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}
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function SHAPE_ring(_sca, data = {}) {
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var prec = max(3, data.side);
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var inner = data.inner;
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var triangles = [];
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var segment = [];
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for( var i = 0; i < prec; i++ ) {
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var ix0 = lengthdir_x(0.5 * inner, i / prec * 360) * _sca[0] * 2;
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var iy0 = lengthdir_y(0.5 * inner, i / prec * 360) * _sca[1] * 2;
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var nx0 = lengthdir_x(0.5, i / prec * 360) * _sca[0] * 2;
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var ny0 = lengthdir_y(0.5, i / prec * 360) * _sca[1] * 2;
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var ix1 = lengthdir_x(0.5 * inner, (i + 1) / prec * 360) * _sca[0] * 2;
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var iy1 = lengthdir_y(0.5 * inner, (i + 1) / prec * 360) * _sca[1] * 2;
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var nx1 = lengthdir_x(0.5, (i + 1) / prec * 360) * _sca[0] * 2;
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var ny1 = lengthdir_y(0.5, (i + 1) / prec * 360) * _sca[1] * 2;
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array_push(triangles, [ new __vec2(ix0, iy0), new __vec2(nx0, ny0), new __vec2(nx1, ny1) ]);
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array_push(triangles, [ new __vec2(ix0, iy0), new __vec2(nx1, ny1), new __vec2(ix1, iy1) ]);
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if(i == 0)
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array_push(segment, new __vec2(nx0, ny0));
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array_push(segment, new __vec2(nx1, ny1));
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}
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return [
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[{ type: SHAPE_TYPE.triangles, triangles: triangles }],
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segment
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];
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}
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function SHAPE_gear(_sca, data = {}) {
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var teeth = max(3, data.teeth);
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var teethH = data.teethH;
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var teethT = data.teethT;
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var prec = teeth * 2;
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var inner = data.inner;
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var body = 0.5 * (1 - teethH);
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var teth = 0.5 * teethH;
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var triangles = [];
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var segment = [];
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for( var i = 0; i < prec; i++ ) {
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var ix0 = lengthdir_x(body * inner, i / prec * 360) * _sca[0] * 2;
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var iy0 = lengthdir_y(body * inner, i / prec * 360) * _sca[1] * 2;
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var nx0 = lengthdir_x(body, i / prec * 360) * _sca[0] * 2;
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var ny0 = lengthdir_y(body, i / prec * 360) * _sca[1] * 2;
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var ix1 = lengthdir_x(body * inner, (i + 1) / prec * 360) * _sca[0] * 2;
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var iy1 = lengthdir_y(body * inner, (i + 1) / prec * 360) * _sca[1] * 2;
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var nx1 = lengthdir_x(body, (i + 1) / prec * 360) * _sca[0] * 2;
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var ny1 = lengthdir_y(body, (i + 1) / prec * 360) * _sca[1] * 2;
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array_push(triangles, [ new __vec2(ix0, iy0), new __vec2(nx0, ny0), new __vec2(nx1, ny1) ]);
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array_push(triangles, [ new __vec2(ix0, iy0), new __vec2(nx1, ny1), new __vec2(ix1, iy1) ]);
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if(i == 0)
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array_push(segment, new __vec2(nx0, ny0));
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if(i % 2) {
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var tx0 = nx0 + lengthdir_x(teth, (i + 0.5 - teethT) / prec * 360) * _sca[0] * 2;
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var ty0 = ny0 + lengthdir_y(teth, (i + 0.5 - teethT) / prec * 360) * _sca[1] * 2;
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var tx1 = nx1 + lengthdir_x(teth, (i + 0.5 + teethT) / prec * 360) * _sca[0] * 2;
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var ty1 = ny1 + lengthdir_y(teth, (i + 0.5 + teethT) / prec * 360) * _sca[1] * 2;
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array_push(triangles, [ new __vec2(tx0, ty0), new __vec2(nx0, ny0), new __vec2(nx1, ny1) ]);
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array_push(triangles, [ new __vec2(tx0, ty0), new __vec2(nx1, ny1), new __vec2(tx1, ty1) ]);
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array_push(segment, new __vec2(tx0, ty0));
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array_push(segment, new __vec2(tx1, ty1));
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}
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array_push(segment, new __vec2(nx1, ny1));
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}
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return [
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[{ type: SHAPE_TYPE.triangles, triangles: triangles }],
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segment
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];
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}
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function SHAPE_cross(_sca, data = {}) {
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var inner = data.inner;
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var triangles = [];
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var segment = [];
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var side = min(_sca[0], _sca[1]) * inner;
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array_push(triangles,
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[ new __vec2(-side, -side), new __vec2( side, -side), new __vec2(-side, side) ],
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[ new __vec2( side, -side), new __vec2(-side, side), new __vec2( side, side) ],
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);
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array_push(triangles, //top
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[ new __vec2(-side, -side), new __vec2( side, -side), new __vec2(-side, -_sca[1]) ],
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[ new __vec2( side, -side), new __vec2(-side, -_sca[1]), new __vec2( side, -_sca[1]) ],
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);
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array_push(triangles, //bottom
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[ new __vec2(-side, _sca[1]), new __vec2( side, _sca[1]), new __vec2(-side, side) ],
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[ new __vec2( side, _sca[1]), new __vec2(-side, side), new __vec2( side, side) ],
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);
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array_push(triangles, //left
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[ new __vec2( -side, -side), new __vec2(-_sca[0], -side), new __vec2(-side, side) ],
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[ new __vec2(-_sca[0], -side), new __vec2(-side, side), new __vec2(-_sca[0], side) ],
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);
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array_push(triangles, //right
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[ new __vec2(_sca[0], -side), new __vec2( side, -side), new __vec2(_sca[0], side) ],
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[ new __vec2( side, -side), new __vec2(_sca[0], side), new __vec2( side, side) ],
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);
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array_push(segment, new __vec2(-side, -side), new __vec2(-side, -_sca[1]), new __vec2( side, -_sca[1]), new __vec2(side, -side) );
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array_push(segment, new __vec2(_sca[0], -side), new __vec2(_sca[0], side), new __vec2( side, side));
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array_push(segment, new __vec2(side, _sca[1]), new __vec2(-side, _sca[1]), new __vec2(-side, side));
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array_push(segment, new __vec2(-_sca[0], side), new __vec2(-_sca[0], -side), new __vec2(-side, -side));
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return [
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[{ type: SHAPE_TYPE.triangles, triangles: triangles }],
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segment
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];
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}
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function SHAPE_arc(_sca, data = {}) {
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var prec = max(3, data.side);
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var inner = data.inner;
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var radRan = data.radRan;
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var cap = data.cap;
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var triangles = [];
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var segment = [];
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var oa, na;
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var sgArcI = [], sgArcO = [];
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for( var i = 0; i <= prec; i++ ) {
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na = lerp(radRan[0], radRan[1], i / prec);
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var ix1 = lengthdir_x(0.5 * inner, na) * _sca[0] * 2;
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var iy1 = lengthdir_y(0.5 * inner, na) * _sca[1] * 2;
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var nx1 = lengthdir_x(0.5, na) * _sca[0] * 2;
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var ny1 = lengthdir_y(0.5, na) * _sca[1] * 2;
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if(i) {
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var ix0 = lengthdir_x(0.5 * inner, oa) * _sca[0] * 2;
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var iy0 = lengthdir_y(0.5 * inner, oa) * _sca[1] * 2;
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var nx0 = lengthdir_x(0.5, oa) * _sca[0] * 2;
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var ny0 = lengthdir_y(0.5, oa) * _sca[1] * 2;
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array_push(triangles, [ new __vec2(ix0, iy0), new __vec2(nx0, ny0), new __vec2(nx1, ny1) ]);
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array_push(triangles, [ new __vec2(ix0, iy0), new __vec2(nx1, ny1), new __vec2(ix1, iy1) ]);
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}
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array_push(sgArcI, new __vec2(ix1, iy1));
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array_push(sgArcO, new __vec2(nx1, ny1));
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oa = na;
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}
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if(cap) {
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var cx = lengthdir_x(0.5 * (inner + 1) / 2, radRan[0]) * _sca[0] * 2;
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var cy = lengthdir_y(0.5 * (inner + 1) / 2, radRan[0]) * _sca[1] * 2;
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var ox, oy, nx, ny, oa, na;
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var sgCapI = [], sgCapO = [];
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prec = max(ceil(prec / 2), 2);
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for( var i = 0; i <= prec; i++ ) {
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na = radRan[0] - 180 * i / prec;
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nx = cx + lengthdir_x((1 - inner) / 2, na) * _sca[0];
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ny = cy + lengthdir_y((1 - inner) / 2, na) * _sca[1];
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if(i) array_push(triangles, [ new __vec2(cx, cy), new __vec2(ox, oy), new __vec2(nx, ny) ]);
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array_push(sgCapI, new __vec2(nx, ny));
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oa = na;
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ox = nx;
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oy = ny;
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}
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var cx = lengthdir_x(0.5 * (inner + 1) / 2, radRan[1]) * _sca[0] * 2;
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var cy = lengthdir_y(0.5 * (inner + 1) / 2, radRan[1]) * _sca[1] * 2;
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var ox, oy, nx, ny, oa, na;
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for( var i = 0; i <= prec; i++ ) {
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na = radRan[1] + 180 * i / prec;
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nx = cx + lengthdir_x((1 - inner) / 2, na) * _sca[0];
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ny = cy + lengthdir_y((1 - inner) / 2, na) * _sca[1];
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if(i) array_push(triangles, [ new __vec2(cx, cy), new __vec2(ox, oy), new __vec2(nx, ny) ]);
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array_push(sgCapO, new __vec2(nx, ny));
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oa = na;
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ox = nx;
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oy = ny;
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}
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array_append(segment, sgArcI);
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array_append(segment, array_reverse(sgCapO));
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array_append(segment, array_reverse(sgArcO));
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array_append(segment, sgCapI);
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} else {
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array_append(segment, sgArcI);
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array_append(segment, array_reverse(sgArcO));
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array_push(segment, sgArcI[0].clone());
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}
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return [
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[{ type: SHAPE_TYPE.triangles, triangles: triangles }],
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segment
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];
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}
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#endregion |