Index: source/maths/Random.h
===================================================================
--- source/maths/Random.h
+++ /dev/null
@@ -1,131 +0,0 @@
-/* Copyright (C) 2011 Wildfire Games.
- * This file is part of 0 A.D.
- *
- * 0 A.D. is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * 0 A.D. is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with 0 A.D. If not, see .
- */
-
-#ifndef INCLUDED_MATHS_RANDOM
-#define INCLUDED_MATHS_RANDOM
-
-/**
- * Random number generator with period 2^{512}-1;
- * effectively a better version of MT19937 (smaller state, similarly fast,
- * simpler code, better distribution).
- * Implements Boost.Random's PseudoRandomNumberGenerator concept.
- */
-class WELL512
-{
-private:
- uint32_t state[16];
- uint32_t index;
-
-public:
- WELL512()
- {
- seed((uint32_t)0);
- }
-
- uint32_t operator()()
- {
- // WELL512 implementation by Chris Lomont (Game Programming Gems 7;
- // http://lomont.org/Math/Papers/2008/Lomont_PRNG_2008.pdf)
-
- uint32_t a, b, c, d;
- a = state[index];
- c = state[(index + 13) & 15];
- b = a ^ c ^ (a << 16) ^ (c << 15);
- c = state[(index + 9) & 15];
- c ^= (c >> 11);
- a = state[index] = b ^ c;
- d = a ^ ((a << 5) & 0xDA442D24UL);
- index = (index + 15) & 15;
- a = state[index];
- state[index] = a ^ b ^ d ^ (a << 2) ^ (b << 18) ^ (c << 28);
- return state[index];
- }
-
- void seed(uint32_t value)
- {
- index = 0;
-
- // Expand the seed with the same algorithm as boost::random::mersenne_twister
- const uint32_t mask = ~0u;
- state[0] = value & mask;
- for (uint32_t i = 1; i < ARRAY_SIZE(state); ++i)
- state[i] = (1812433253UL * (state[i - 1] ^ (state[i - 1] >> 30)) + i) & mask;
- }
-
- void seed(uint32_t values[16])
- {
- index = 0;
-
- for (uint32_t i = 0; i < ARRAY_SIZE(state); ++i)
- state[i] = values[i];
- }
-
- // Implement UniformRandomNumberGenerator concept:
-
- typedef uint32_t result_type;
-
- uint32_t min() const
- {
- return std::numeric_limits::min();
- }
-
- uint32_t max() const
- {
- return std::numeric_limits::max();
- }
-
- // Implement EqualityComparable concept:
-
- friend bool operator==(const WELL512& x, const WELL512& y)
- {
- if (x.index != y.index)
- return false;
- for (uint32_t i = 0; i < ARRAY_SIZE(x.state); ++i)
- if (x.state[i] != y.state[i])
- return false;
- return true;
- }
-
- friend bool operator!=(const WELL512& x, const WELL512& y)
- {
- return !(x == y);
- }
-
- // Implement Streamable concept (based on boost::random::mersenne_twister):
-
- template
- friend std::basic_ostream&
- operator<<(std::basic_ostream& os, const WELL512& rng)
- {
- os << rng.index << " ";
- for (uint32_t i = 0; i < ARRAY_SIZE(rng.state); ++i)
- os << rng.state[i] << " ";
- return os;
- }
-
- template
- friend std::basic_istream&
- operator>>(std::basic_istream& is, WELL512& rng)
- {
- is >> rng.index >> std::ws;
- for (uint32_t i = 0; i < ARRAY_SIZE(rng.state); ++i)
- is >> rng.state[i] >> std::ws;
- return is;
- }
-};
-
-#endif // INCLUDED_MATHS_RANDOM
Index: source/maths/tests/test_Random.h
===================================================================
--- source/maths/tests/test_Random.h
+++ /dev/null
@@ -1,115 +0,0 @@
-/* Copyright (C) 2011 Wildfire Games.
- * This file is part of 0 A.D.
- *
- * 0 A.D. is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * 0 A.D. is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with 0 A.D. If not, see .
- */
-
-#include "lib/self_test.h"
-
-#include "maths/Random.h"
-
-class TestRandom : public CxxTest::TestSuite
-{
-public:
- void test_sequence()
- {
- uint32_t seed[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
- WELL512 rng;
- rng.seed(seed);
-
- // Result vector was generated via http://www.iro.umontreal.ca/~panneton/well/WELL512a.c
-
- uint32_t expected[] = { 2423521338U, 2295858494U, 4237567038U, 3767796794U, 3498837026U, 3236431142U, 3162776622U,
- 2695103786U, 2495358234U, 3292178890U, 1194984719U, 1635922038U, 1902646777U, 3540127820U, 2776150123U,
- 3803026854U, 4022481096U, 2890771780U, 2383096164U, 2598906205U, 641858878U, 703208507U, 3187021161U, 4164927930U,
- 1729358216U, 3970992993U, 55500867U, 1064458966U, 3142916837U, 2792079210U, 415718876U, 2069253743U, 1090459178U,
- 1150648555U, 2130138587U, 85555256U, 938493562U, 573358422U, 2500660050U, 3673342299U, 4062731563U, 4281407583U,
- 131831842U, 2943104616U, 260524413U, 4185358860U, 1146840142U, 173433925U, 962932907U, 3625667774U, 2966176140U,
- 623826899U, 3222323490U, 1781272619U, 2042445736U, 145932495U, 2676651172U, 1245572857U, 2279822797U, 1079936135U,
- 3912374806U, 3819369956U, 2524610988U, 2526918697U };
-
- for (size_t i = 0; i < ARRAY_SIZE(expected); ++i)
- TS_ASSERT_EQUALS(rng(), expected[i]);
-
- for (size_t i = 0; i < 1024*1024; ++i)
- rng();
-
- TS_ASSERT_EQUALS(rng(), 2143457027U);
- }
-
- void test_seed()
- {
- WELL512 rng;
- rng.seed(1234);
-
- // Equivalent to:
- // uint32_t seed[] = { 1234, 3159640283, 4062961311, 3954462607, 3112783424, 2849714703, 731821095, 2232873578, 1251953424,
- // 3917199038, 231030171, 268845362, 2344188614, 1849447265, 2383103214, 2227731755 };
-
- // Result vector was generated via http://www.iro.umontreal.ca/~panneton/well/WELL512a.c
-
- uint32_t expected[] = { 3796049263U, 3121637295U, 2314947441U, 124483343U, 1062552979U, 2701629854U, 2863421760U,
- 1833958548U, 3210932400U, 3192737225U, 3835676748U, 248447399U, 1120349102U, 2349012450U, 2210895795U, 564651791U,
- 4272914221U, 3396120565U, 419954947U, 1558309715U, 2980408554U, 3700173484U, 843419536U, 1226049545U, 383882930U,
- 4147762817U, 3046810299U, 2822903886U, 2009534132U, 3375709471U, 816292113U, 4153554971U, 1025098704U, 3084937380U,
- 3413388140U, 1868518045U, 1137536168U, 2321169U, 1171973932U, 2527937887U, 2851724729U, 180120257U, 3972785449U,
- 3106766194U, 4238600917U, 3828143376U, 3332379518U, 3410880226U, 1358510220U, 1680847693U, 3264109669U,
- 4214219167U, 635098860U, 3999351741U, 4274606842U, 2037105003U, 1521922362U, 2677146791U, 3449144249U, 3347816516U,
- 44838202U, 3818140137U, 1521668346U, 260162572U };
-
- for (size_t i = 0; i < ARRAY_SIZE(expected); ++i)
- TS_ASSERT_EQUALS(rng(), expected[i]);
- }
-
- void test_comparable()
- {
- WELL512 rng1;
- WELL512 rng2;
- TS_ASSERT(rng1 == rng2);
-
- rng1.seed(1234);
- TS_ASSERT(!(rng1 == rng2));
-
- rng2.seed(1234);
- TS_ASSERT(rng1 == rng2);
-
- rng1();
- TS_ASSERT(!(rng1 == rng2));
-
- rng2 = rng1;
- TS_ASSERT(rng1 == rng2);
-
- WELL512 rng3(rng2);
- TS_ASSERT(rng2 == rng3);
- }
-
- void test_stream()
- {
- WELL512 rng1;
- WELL512 rng2;
- rng1();
-
- std::stringstream str;
- str << rng1;
-
- TS_ASSERT_STR_EQUALS(str.str(),
- "15 2666258328 1 1812433255 1900727105 1208447044 2481403966 "
- "4042607538 337614300 3232553940 1018809052 3202401494 "
- "1775180719 3192392114 594215549 184016991 1235243591 ")
-
- TS_ASSERT(!(rng1 == rng2));
- str >> rng2;
- TS_ASSERT(rng1 == rng2);
- }
-};
Index: source/simulation2/components/tests/test_RangeManager.h
===================================================================
--- source/simulation2/components/tests/test_RangeManager.h
+++ source/simulation2/components/tests/test_RangeManager.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2017 Wildfire Games.
+/* Copyright (C) 2019 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
@@ -17,12 +17,11 @@
#include "simulation2/system/ComponentTest.h"
-#include "simulation2/components/ICmpRangeManager.h"
#include "simulation2/components/ICmpPosition.h"
+#include "simulation2/components/ICmpRangeManager.h"
#include "simulation2/components/ICmpVision.h"
-#include "maths/Random.h"
-
+#include
#include
class MockVision : public ICmpVision
@@ -130,7 +129,7 @@
{ CMessagePositionChanged msg(100, true, entity_pos_t::FromInt(348), entity_pos_t::FromInt(83), entity_angle_t::Zero()); cmp->HandleMessage(msg, false); }
cmp->Verify();
- WELL512 rng;
+ boost::mt19937 rng;
for (size_t i = 0; i < 1024; ++i)
{
double x = boost::uniform_real<>(0.0, 512.0)(rng);