mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-11-13 05:53:53 +01:00
72 lines
2.6 KiB
Plaintext
72 lines
2.6 KiB
Plaintext
function __3dCylinder(radius = 0.5, height = 1, sides = 8, smooth = false) : __3dObject() constructor {
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VF = global.VF_POS_NORM_TEX_COL;
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render_type = pr_trianglelist;
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object_counts = 3;
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self.radius = radius;
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self.height = height;
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self.sides = sides;
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self.smooth = smooth;
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static initModel = function() {
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var v0 = array_create(3 * sides);
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var v1 = array_create(3 * sides);
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var vs = array_create(3 * sides * 2);
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var _h = height / 2;
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for( var i = 0; i < sides; i++ ) {
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var a0 = (i + 0) / sides * 360;
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var a1 = (i + 1) / sides * 360;
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var x0 = lengthdir_x(radius, a0);
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var y0 = lengthdir_y(radius, a0);
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var x1 = lengthdir_x(radius, a1);
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var y1 = lengthdir_y(radius, a1);
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var _u0 = 0.5 + lengthdir_x(0.5, a0);
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var _v0 = 0.5 + lengthdir_y(0.5, a0);
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var _u1 = 0.5 + lengthdir_x(0.5, a1);
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var _v1 = 0.5 + lengthdir_y(0.5, a1);
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v0[i * 3 + 0] = new __vertex( 0, 0, _h).setNormal(0, 0, 1).setUV(0.5, 0.5);
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v0[i * 3 + 1] = new __vertex(x0, y0, _h).setNormal(0, 0, 1).setUV(_u0, _v0);
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v0[i * 3 + 2] = new __vertex(x1, y1, _h).setNormal(0, 0, 1).setUV(_u1, _v1);
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v1[i * 3 + 0] = new __vertex( 0, 0, -_h).setNormal(0, 0, -1).setUV(0.5, 0.5);
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v1[i * 3 + 1] = new __vertex(x1, y1, -_h).setNormal(0, 0, -1).setUV(_u1, _v1);
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v1[i * 3 + 2] = new __vertex(x0, y0, -_h).setNormal(0, 0, -1).setUV(_u0, _v0);
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}
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for( var i = 0; i < sides; i++ ) {
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var a0 = (i + 0) / sides * 360;
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var a1 = (i + 1) / sides * 360;
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var x0 = lengthdir_x(radius, a0);
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var y0 = lengthdir_y(radius, a0);
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var x1 = lengthdir_x(radius, a1);
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var y1 = lengthdir_y(radius, a1);
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var nx0 = smooth? lengthdir_x(1, a0) : lengthdir_x(1, (a0 + a1) / 2);
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var ny0 = smooth? lengthdir_y(1, a0) : lengthdir_y(1, (a0 + a1) / 2);
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var nx1 = smooth? lengthdir_x(1, a1) : lengthdir_x(1, (a0 + a1) / 2);
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var ny1 = smooth? lengthdir_y(1, a1) : lengthdir_y(1, (a0 + a1) / 2);
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var ux0 = (i + 0) / sides;
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var ux1 = (i + 1) / sides;
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vs[i * 3 * 2 + 0] = new __vertex(x0, y0, _h).setNormal(nx0, ny0, 0).setUV(ux0, 0);
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vs[i * 3 * 2 + 1] = new __vertex(x0, y0, -_h).setNormal(nx0, ny0, 0).setUV(ux0, 1);
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vs[i * 3 * 2 + 2] = new __vertex(x1, y1, _h).setNormal(nx1, ny1, 0).setUV(ux1, 0);
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vs[i * 3 * 2 + 3] = new __vertex(x0, y0, -_h).setNormal(nx0, ny0, 0).setUV(ux0, 1);
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vs[i * 3 * 2 + 4] = new __vertex(x1, y1, -_h).setNormal(nx1, ny1, 0).setUV(ux1, 1);
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vs[i * 3 * 2 + 5] = new __vertex(x1, y1, _h).setNormal(nx1, ny1, 0).setUV(ux1, 0);
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}
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vertex = [ v0, v1, vs ];
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VB = build();
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} initModel();
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static onParameterUpdate = initModel;
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} |