vec4.h revision 1d4d8f94e2989b7c8667602304df9059d2701653
1bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio/* 2bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * Copyright 2013 The Android Open Source Project 3bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * 4bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * Licensed under the Apache License, Version 2.0 (the "License"); 5bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * you may not use this file except in compliance with the License. 6bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * You may obtain a copy of the License at 7bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * 8bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * http://www.apache.org/licenses/LICENSE-2.0 9bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * 10bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * Unless required by applicable law or agreed to in writing, software 11bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * distributed under the License is distributed on an "AS IS" BASIS, 12bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * See the License for the specific language governing permissions and 14bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio * limitations under the License. 15bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio */ 16bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio 17bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio#ifndef UI_VEC4_H 18bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio#define UI_VEC4_H 190ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 200ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette#include <stdint.h> 210ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette#include <sys/types.h> 22bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio 23bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio#include <ui/vec3.h> 240ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 250ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverettenamespace android { 2650eb025c2fea7e364e0be951ce8ba6ca605f901aAlan Viverette// ------------------------------------------------------------------------------------- 27bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio 28bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Megliotemplate <typename T> 29bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglioclass tvec4 : public TVecProductOperators<tvec4, T>, 30bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio public TVecAddOperators<tvec4, T>, 310ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette public TVecUnaryOperators<tvec4, T>, 320ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette public TVecComparisonOperators<tvec4, T>, 33bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio public TVecFunctions<tvec4, T> 34bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio{ 35bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Megliopublic: 360ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette enum no_init { NO_INIT }; 370ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette typedef T value_type; 380ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette typedef T& reference; 39bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio typedef T const& const_reference; 400ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette typedef size_t size_type; 410ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 420ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette union { 43bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio struct { T x, y, z, w; }; 440ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette struct { T s, t, p, q; }; 45bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio struct { T r, g, b, a; }; 460ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette Impersonator< tvec2<T> > xy; 470ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette Impersonator< tvec2<T> > st; 48bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio Impersonator< tvec2<T> > rg; 490ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette Impersonator< tvec3<T> > xyz; 50e763c9bd6ed0ca46daafc21fc4313ebcad4bcafaAlan Viverette Impersonator< tvec3<T> > stp; 510ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette Impersonator< tvec3<T> > rgb; 520ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette }; 530ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 54bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio enum { SIZE = 4 }; 550ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette inline static size_type size() { return SIZE; } 560ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 570ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette // array access 58bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio inline T const& operator [] (size_t i) const { return (&x)[i]; } 590ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette inline T& operator [] (size_t i) { return (&x)[i]; } 600ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 610ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette // ----------------------------------------------------------------------- 6250eb025c2fea7e364e0be951ce8ba6ca605f901aAlan Viverette // we don't provide copy-ctor and operator= on purpose 630ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette // because we want the compiler generated versions 640ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 654612740ddc76b3518dc6d189d5f8b5b7f60e9d64Alan Viverette // constructors 660ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 670ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette // leaves object uninitialized. use with caution. 68bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio explicit tvec4(no_init) { } 690ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 700ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette // default constructor 71bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio tvec4() : x(0), y(0), z(0), w(0) { } 720ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 730ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette // handles implicit conversion to a tvec4. must not be explicit. 74bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio template<typename A> 750ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette tvec4(A v) : x(v), y(v), z(v), w(v) { } 760ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 770ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette template<typename A, typename B, typename C, typename D> 780ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette tvec4(A x, B y, C z, D w) : x(x), y(y), z(z), w(w) { } 790ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 800ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette template<typename A, typename B, typename C> 810ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette tvec4(const tvec2<A>& v, B z, C w) : x(v.x), y(v.y), z(z), w(w) { } 820ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 830ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette template<typename A, typename B> 840ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette tvec4(const tvec3<A>& v, B w) : x(v.x), y(v.y), z(v.z), w(w) { } 850ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 860ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette template<typename A> 870ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette explicit tvec4(const tvec4<A>& v) : x(v.x), y(v.y), z(v.z), w(v.w) { } 880ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 890ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette template<typename A> 900ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette tvec4(const Impersonator< tvec4<A> >& v) 9160b674e07bf7346a673abd4a5f40bddeca16e7ffAlan Viverette : x(((const tvec4<A>&)v).x), 9260b674e07bf7346a673abd4a5f40bddeca16e7ffAlan Viverette y(((const tvec4<A>&)v).y), 930ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette z(((const tvec4<A>&)v).z), 940ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette w(((const tvec4<A>&)v).w) { } 950ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 960ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette template<typename A, typename B> 9750eb025c2fea7e364e0be951ce8ba6ca605f901aAlan Viverette tvec4(const Impersonator< tvec3<A> >& v, B w) 98bd9152f6ee156ee473f05f6f05f238605996fca4Fabrice Di Meglio : x(((const tvec3<A>&)v).x), 99e763c9bd6ed0ca46daafc21fc4313ebcad4bcafaAlan Viverette y(((const tvec3<A>&)v).y), 1000ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette z(((const tvec3<A>&)v).z), 1010ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette w(w) { } 1020ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 1030ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette template<typename A, typename B, typename C> 1040ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette tvec4(const Impersonator< tvec2<A> >& v, B z, C w) 1050ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette : x(((const tvec2<A>&)v).x), 1060ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette y(((const tvec2<A>&)v).y), 1070ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette z(z), 1080ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette w(w) { } 1090ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette}; 1100ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 1110ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette// ---------------------------------------------------------------------------------------- 1120ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 1130ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverettetypedef tvec4<float> vec4; 1140ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 1150ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette// ---------------------------------------------------------------------------------------- 1160ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette}; // namespace android 1170ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette 118e763c9bd6ed0ca46daafc21fc4313ebcad4bcafaAlan Viverette#endif /* UI_VEC4_H */ 1190ef59ac0e57e9b99d174d4a53f7d9639357743acAlan Viverette