44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
/*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Copyright 2015 Danny Robson <danny@nerdcruft.net>
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*/
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#if defined(__UTIL_GEOM_AABB_IPP)
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#error
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#endif
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#define __UTIL_GEOM_AABB_IPP
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#include "sample.hpp"
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#include <random>
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///////////////////////////////////////////////////////////////////////////////
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namespace util::geom {
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template <size_t S, typename T, typename G>
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struct sampler<S,T,aabb,G> {
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static point<S,T>
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fn (aabb<S,T> b, G &g)
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{
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std::uniform_real_distribution<T> d;
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point<S,T> p;
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std::generate (p.begin (), p.end (), [&] (void) { return d (g); });
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return p * (b.p1 - b.p0) + b.p0.template as<util::vector> ();
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}
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};
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}
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