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118 lines
2.5 KiB
C++
118 lines
2.5 KiB
C++
/*//////////////////////////////////////////////////////////////////////////////
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// CMT Cosmic Muon Tomography project //////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////
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Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
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All rights reserved
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Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
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------------------------------------------------------------------
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3.0 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library.
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//////////////////////////////////////////////////////////////////////////////*/
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/*
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* File: test_comma.h
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* Author: andrea
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*
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* Created on May 24, 2012, 4:47 PM
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*/
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#ifndef TEST_COMMA_H
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#define TEST_COMMA_H
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#include <assert.h>
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struct Vector3
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{
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union
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{
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struct { float x, y, z; };
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float data[3];
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};
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struct CommaAssign;
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CommaAssign operator=(float _x)
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{
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x = _x;
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return CommaAssign(this,1);
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}
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struct CommaAssign
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{
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Vector3 *vec3;
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int index;
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explicit CommaAssign(Vector3 *vec3, int index) : vec3(vec3) {
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this->index = index;
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}
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CommaAssign operator, (float f) {
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vec3->data[index] = f;
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return CommaAssign(vec3, index + 1);
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}
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};
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};
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struct Container
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{
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union
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{
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struct { float x, y, z; };
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float data[3];
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};
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inline float *getBuffer() {
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return this->data;
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}
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template <typename T, unsigned int size> class CommaAssign
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{
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private:
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T *container;
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int index;
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public:
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inline explicit CommaAssign(T *container, float s) : container(container) {
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this->index = 0;
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this->container->getBuffer()[0] = s;
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}
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inline CommaAssign& operator, (float s) {
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this->index++;
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assert(index < size);
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this->container->getBuffer()[this->index] = s;
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return *this;
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}
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};
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CommaAssign<Container, 3> operator=(float s) {
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return CommaAssign<Container, 3 > (this, s);
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}
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};
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#endif /* TEST_COMMA_H */
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