OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	10/28/2024 06:50:42 AM	rwxr-xr-x
📄 Iex.h	2.34 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexBaseExc.h	9.06 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexErrnoExc.h	7.37 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexExport.h	2.08 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexForward.h	5.1 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexMacros.h	5.63 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexMathExc.h	2.41 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexMathFloatExc.h	4.58 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexMathFpu.h	3.3 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexMathIeeeExc.h	2.3 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexNamespace.h	4.3 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IexThrowErrnoExc.h	3.4 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 IlmBaseConfig.h	1.64 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 IlmThread.h	4.78 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 IlmThreadExport.h	2.15 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 IlmThreadForward.h	2.08 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 IlmThreadMutex.h	4.32 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 IlmThreadNamespace.h	4.54 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 IlmThreadPool.h	5.21 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 IlmThreadSemaphore.h	3.38 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathBox.h	16.62 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathBoxAlgo.h	22.35 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathColor.h	14.87 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathColorAlgo.h	7.08 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathEuler.h	22.88 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathExc.h	2.82 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathExport.h	2.13 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathForward.h	2.68 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathFrame.h	6.6 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathFrustum.h	22.26 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathFrustumTest.h	14.77 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathFun.h	5.99 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathGL.h	4.52 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathGLU.h	2.17 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathHalfLimits.h	2.47 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathInt64.h	2.4 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathInterval.h	5.34 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathLimits.h	7.76 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathLine.h	4.74 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathLineAlgo.h	7.68 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathMath.h	7.17 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathMatrix.h	82.42 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathMatrixAlgo.h	37.97 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathNamespace.h	4.38 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathPlane.h	6.75 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathPlatform.h	3.23 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathQuat.h	20.94 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathRandom.h	9.84 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathRoots.h	5.62 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathShear.h	13.85 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathSphere.h	4.68 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathVec.h	44.17 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImathVecAlgo.h	4.64 KB	04/16/2016 12:52:00 AM	rw-r--r--
📄 ImfAcesFile.h	10.27 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfArray.h	6.79 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfAttribute.h	10.36 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfB44Compressor.h	3.67 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfBoxAttribute.h	3.1 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfCRgbaFile.h	12.5 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfChannelList.h	11.2 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfChannelListAttribute.h	2.69 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfChromaticities.h	4.45 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfChromaticitiesAttribute.h	2.74 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfCompositeDeepScanLine.h	5.38 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfCompression.h	3.25 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfCompressionAttribute.h	2.71 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfConvert.h	3.39 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepCompositing.h	5.97 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepFrameBuffer.h	8.79 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepImageState.h	3.67 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepImageStateAttribute.h	2.64 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepScanLineInputFile.h	11.01 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepScanLineInputPart.h	6.9 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepScanLineOutputFile.h	9.37 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepScanLineOutputPart.h	6.41 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepTiledInputFile.h	16.08 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepTiledInputPart.h	13.27 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepTiledOutputFile.h	18.1 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDeepTiledOutputPart.h	14.83 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfDoubleAttribute.h	2.29 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfEnvmap.h	11.29 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfEnvmapAttribute.h	2.67 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfExport.h	2.11 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfFloatAttribute.h	2.26 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfForward.h	3.48 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfFrameBuffer.h	11.18 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfFramesPerSecond.h	3.79 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfGenericInputFile.h	2.26 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfGenericOutputFile.h	2.44 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfHeader.h	19.27 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfHuf.h	2.86 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfIO.h	7.45 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfInputFile.h	8.28 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfInputPart.h	3.52 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfInt64.h	2.24 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfIntAttribute.h	2.27 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfKeyCode.h	4.9 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfKeyCodeAttribute.h	2.65 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfLineOrder.h	2.42 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfLineOrderAttribute.h	2.67 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfLut.h	5.12 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfMatrixAttribute.h	3.65 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfMisc.h	16.33 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfMultiPartInputFile.h	3.94 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfMultiPartOutputFile.h	4.29 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfMultiView.h	6.29 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfName.h	3.52 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfNamespace.h	4.46 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfOpaqueAttribute.h	3.55 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfOutputFile.h	9.66 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfOutputPart.h	3.04 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfPartHelper.h	7.66 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfPartType.h	2.38 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfPixelType.h	2.34 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfPreviewImage.h	4.65 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfPreviewImageAttribute.h	2.68 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfRational.h	3.17 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfRationalAttribute.h	2.63 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfRgba.h	3.08 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfRgbaFile.h	13.09 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfRgbaYca.h	8.21 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfStandardAttributes.h	13.26 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfStringAttribute.h	2.58 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfStringVectorAttribute.h	2.7 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfTestFile.h	3.55 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfThreading.h	4.24 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfTileDescription.h	3.13 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfTileDescriptionAttribute.h	2.7 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfTiledInputFile.h	13.82 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfTiledInputPart.h	4.55 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfTiledOutputFile.h	17.83 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfTiledOutputPart.h	4.75 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfTiledRgbaFile.h	15.89 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfTimeCode.h	7 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfTimeCodeAttribute.h	2.64 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfVecAttribute.h	4.45 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfVersion.h	4.64 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfWav.h	2.73 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 ImfXdr.h	18.74 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 OpenEXRConfig.h	1.8 KB	11/16/2021 03:51:38 PM	rw-r--r--
📄 half.h	17.22 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 halfExport.h	757 bytes	04/16/2016 12:51:59 AM	rw-r--r--
📄 halfFunction.h	4.83 KB	04/16/2016 12:51:59 AM	rw-r--r--
📄 halfLimits.h	3.73 KB	04/16/2016 12:51:59 AM	rw-r--r--

Editing: ImathLineAlgo.h

///////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2002-2012, Industrial Light & Magic, a division of Lucas
// Digital Ltd. LLC
// 
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
// *       Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// *       Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// *       Neither the name of Industrial Light & Magic nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission. 
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
///////////////////////////////////////////////////////////////////////////

#ifndef INCLUDED_IMATHLINEALGO_H
#define INCLUDED_IMATHLINEALGO_H

//------------------------------------------------------------------
//
//	This file contains algorithms applied to or in conjunction
//	with lines (Imath::Line). These algorithms may require
//	more headers to compile. The assumption made is that these
//	functions are called much less often than the basic line
//	functions or these functions require more support classes
//
//	Contains:
//
//	bool closestPoints(const Line<T>& line1,
//			   const Line<T>& line2,
//			   Vec3<T>& point1,
//			   Vec3<T>& point2)
//
//	bool intersect( const Line3<T> &line,
//			const Vec3<T> &v0,
//			const Vec3<T> &v1,
//			const Vec3<T> &v2,
//			Vec3<T> &pt,
//			Vec3<T> &barycentric,
//			bool &front)
//
//      V3f
//      closestVertex(const Vec3<T> &v0,
//                    const Vec3<T> &v1,
//                    const Vec3<T> &v2,
//                    const Line3<T> &l)
//
//	V3f
//	rotatePoint(const Vec3<T> p, Line3<T> l, float angle)
//
//------------------------------------------------------------------

#include "ImathLine.h"
#include "ImathVecAlgo.h"
#include "ImathFun.h"
#include "ImathNamespace.h"

IMATH_INTERNAL_NAMESPACE_HEADER_ENTER

template <class T>
bool
closestPoints
    (const Line3<T>& line1,
     const Line3<T>& line2,
     Vec3<T>& point1,
     Vec3<T>& point2)
{
    //
    // Compute point1 and point2 such that point1 is on line1, point2
    // is on line2 and the distance between point1 and point2 is minimal.
    // This function returns true if point1 and point2 can be computed,
    // or false if line1 and line2 are parallel or nearly parallel.
    // This function assumes that line1.dir and line2.dir are normalized.
    //

Vec3<T> w = line1.pos - line2.pos;
    T d1w = line1.dir ^ w;
    T d2w = line2.dir ^ w;
    T d1d2 = line1.dir ^ line2.dir;
    T n1 = d1d2 * d2w - d1w;
    T n2 = d2w - d1d2 * d1w;
    T d = 1 - d1d2 * d1d2;
    T absD = abs (d);

if ((absD > 1) ||
	(abs (n1) < limits<T>::max() * absD &&
	 abs (n2) < limits<T>::max() * absD))
    {
	point1 = line1 (n1 / d);
	point2 = line2 (n2 / d);
	return true;
    }
    else
    {
	return false;
    }
}

template <class T>
bool
intersect
    (const Line3<T> &line,
     const Vec3<T> &v0,
     const Vec3<T> &v1,
     const Vec3<T> &v2,
     Vec3<T> &pt,
     Vec3<T> &barycentric,
     bool &front)
{
    //
    // Given a line and a triangle (v0, v1, v2), the intersect() function
    // finds the intersection of the line and the plane that contains the
    // triangle.
    //
    // If the intersection point cannot be computed, either because the
    // line and the triangle's plane are nearly parallel or because the
    // triangle's area is very small, intersect() returns false.
    //
    // If the intersection point is outside the triangle, intersect
    // returns false.
    //
    // If the intersection point, pt, is inside the triangle, intersect()
    // computes a front-facing flag and the barycentric coordinates of
    // the intersection point, and returns true.
    //
    // The front-facing flag is true if the dot product of the triangle's
    // normal, (v2-v1)%(v1-v0), and the line's direction is negative.
    //
    // The barycentric coordinates have the following property:
    //
    //     pt = v0 * barycentric.x + v1 * barycentric.y + v2 * barycentric.z
    //

Vec3<T> edge0 = v1 - v0;
    Vec3<T> edge1 = v2 - v1;
    Vec3<T> normal = edge1 % edge0;

T l = normal.length();

if (l != 0)
	normal /= l;
    else
	return false;	// zero-area triangle

//
    // d is the distance of line.pos from the plane that contains the triangle.
    // The intersection point is at line.pos + (d/nd) * line.dir.
    //

T d = normal ^ (v0 - line.pos);
    T nd = normal ^ line.dir;

if (abs (nd) > 1 || abs (d) < limits<T>::max() * abs (nd))
	pt = line (d / nd);
    else
	return false;  // line and plane are nearly parallel

//
    // Compute the barycentric coordinates of the intersection point.
    // The intersection is inside the triangle if all three barycentric
    // coordinates are between zero and one.
    //

{
	Vec3<T> en = edge0.normalized();
	Vec3<T> a = pt - v0;
	Vec3<T> b = v2 - v0;
	Vec3<T> c = (a - en * (en ^ a));
	Vec3<T> d = (b - en * (en ^ b));
	T e = c ^ d;
	T f = d ^ d;

if (e >= 0 && e <= f)
	    barycentric.z = e / f;
	else
	    return false; // outside
    }

{
	Vec3<T> en = edge1.normalized();
	Vec3<T> a = pt - v1;
	Vec3<T> b = v0 - v1;
	Vec3<T> c = (a - en * (en ^ a));
	Vec3<T> d = (b - en * (en ^ b));
	T e = c ^ d;
	T f = d ^ d;

if (e >= 0 && e <= f)
	    barycentric.x = e / f;
	else
	    return false; // outside
    }

barycentric.y = 1 - barycentric.x - barycentric.z;

if (barycentric.y < 0)
	return false; // outside

front = ((line.dir ^ normal) < 0);
    return true;
}

template <class T>
Vec3<T>
closestVertex
    (const Vec3<T> &v0,
     const Vec3<T> &v1,
     const Vec3<T> &v2,
     const Line3<T> &l)
{
    Vec3<T> nearest = v0;
    T neardot       = (v0 - l.closestPointTo(v0)).length2();
    
    T tmp           = (v1 - l.closestPointTo(v1)).length2();

if (tmp < neardot)
    {
        neardot = tmp;
        nearest = v1;
    }

tmp = (v2 - l.closestPointTo(v2)).length2();
    if (tmp < neardot)
    {
        neardot = tmp;
        nearest = v2;
    }

return nearest;
}

template <class T>
Vec3<T>
rotatePoint (const Vec3<T> p, Line3<T> l, T angle)
{
    //
    // Rotate the point p around the line l by the given angle.
    //

//
    // Form a coordinate frame with <x,y,a>. The rotation is the in xy
    // plane.
    //

Vec3<T> q = l.closestPointTo(p);
    Vec3<T> x = p - q;
    T radius = x.length();

x.normalize();
    Vec3<T> y = (x % l.dir).normalize();

T cosangle = Math<T>::cos(angle);
    T sinangle = Math<T>::sin(angle);

Vec3<T> r = q + x * radius * cosangle + y * radius * sinangle;

return r;
}

IMATH_INTERNAL_NAMESPACE_HEADER_EXIT

#endif // INCLUDED_IMATHLINEALGO_H