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//To be used on shadertoy.com | |
//Uses the image at iChannel0 and warps it into polar coordinates | |
void mainImage( out vec4 fragColor, in vec2 fragCoord ) | |
{ | |
vec2 relativePos = fragCoord.xy - (iResolution.xy / 2.0); | |
vec2 polar; | |
polar.y = sqrt(relativePos.x * relativePos.x + relativePos.y * relativePos.y); | |
polar.y /= iResolution.x / 2.0; | |
polar.y = 1.0 - polar.y; |
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package; | |
import luxe.Mesh; | |
import haxe.io.StringInput; | |
import luxe.options.MeshOptions; | |
import luxe.Vector; | |
import phoenix.Batcher; | |
import phoenix.geometry.Geometry; | |
import PlyParser; | |
import phoenix.geometry.Vertex; | |
/** |
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//Rotate the camera such that z points up and x to the right | |
var o:Quaternion = new Quaternion().setFromEuler(new Vector().set_xyz(-90, 0, 0).radians()); | |
//Rotate by Arctan(sin(45°)) (grabbed from wikipedia) around x, to get the top-down part | |
var q:Quaternion = new Quaternion().setFromEuler(new Vector().set_xyz(Math.atan(Math.sin(45 * Maths.DEG2RAD)), 0, 0)); | |
//Rotate around z by -45° to get the side-on part | |
var p:Quaternion = new Quaternion().setFromEuler(new Vector().set_xyz(0, 0, -45).radians()); | |
//Combine the rotations and apply to the camera |
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//Copyright (c) 2014 Tilman Schmidt (@KeyMaster_) | |
//Permission is hereby granted, free of charge, to any person obtaining a copy | |
//of this software and associated documentation files (the "Software"), to deal | |
//in the Software without restriction, including without limitation the rights | |
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
//copies of the Software, and to permit persons to whom the Software is | |
//furnished to do so, subject to the following conditions: | |
//The above copyright notice and this permission notice shall be included in |
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import haxe.io.Bytes; | |
class BytesUtil { | |
/** | |
* Represent a Bytes object as single bits in a string | |
* @param b The bytes | |
* @return A string of '0's and '1's representing the bytes | |
*/ | |
public static function toBits(b:Bytes):String { | |
var s:String = ""; |
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