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Merge pull request godotengine#27 from Shatur/player_proto
Add tests for interpolator
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| /*************************************************************************/ | ||
| /* test_interpolator.h */ | ||
| /*************************************************************************/ | ||
| /* This file is part of: */ | ||
| /* GODOT ENGINE */ | ||
| /* https://godotengine.org */ | ||
| /*************************************************************************/ | ||
| /* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ | ||
| /* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */ | ||
| /* */ | ||
| /* Permission is hereby granted, free of charge, to any person obtaining */ | ||
| /* a copy of this software and associated documentation files (the */ | ||
| /* "Software"), to deal in the Software without restriction, including */ | ||
| /* without limitation the rights to use, copy, modify, merge, publish, */ | ||
| /* distribute, sublicense, and/or sell copies of the Software, and to */ | ||
| /* permit persons to whom the Software is furnished to do so, subject to */ | ||
| /* the following conditions: */ | ||
| /* */ | ||
| /* The above copyright notice and this permission notice shall be */ | ||
| /* included in all copies or substantial portions of the Software. */ | ||
| /* */ | ||
| /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ | ||
| /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ | ||
| /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ | ||
| /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ | ||
| /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ | ||
| /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ | ||
| /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ | ||
| /*************************************************************************/ | ||
|
|
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| #ifndef TEST_INTERPOLATOR_H | ||
| #define TEST_INTERPOLATOR_H | ||
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| #include "modules/network_synchronizer/interpolator.h" | ||
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| #include "tests/test_macros.h" | ||
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| namespace TestInterpolator { | ||
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| template <class T> | ||
| T generate_value(real_t value) { | ||
| if constexpr (std::is_same_v<T, Vector2> || std::is_same_v<T, Vector2i>) { | ||
| return T(value, value); | ||
| } else if constexpr (std::is_same_v<T, Vector3> || std::is_same_v<T, Vector3i>) { | ||
| return T(value, value, value); | ||
| } else { | ||
| return static_cast<T>(value); | ||
| } | ||
| } | ||
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| // TODO: Add other types | ||
| TEST_CASE_TEMPLATE("[Modules][Interpolator] Interpolation", T, int, real_t, Vector2, Vector2i, Vector3) { | ||
| LocalVector<real_t> fractions; | ||
| fractions.reserve(7); | ||
| fractions.push_back(0.0); | ||
| fractions.push_back(1.0); | ||
| fractions.push_back(0.5); | ||
| fractions.push_back(0.001); | ||
| fractions.push_back(0.999); | ||
| fractions.push_back(0.25); | ||
| fractions.push_back(0.75); | ||
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| Map<real_t, real_t> values; | ||
| values.insert(0.0, 1.0); | ||
| values.insert(-1.0, 1.0); | ||
| values.insert(0.0, -1.0); | ||
| values.insert(10, 15); | ||
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| Interpolator interpolator; | ||
| for (const Map<real_t, real_t>::Element *E = values.front(); E; E = E->next()) { | ||
| for (uint32_t j = 0; j < fractions.size(); ++j) { | ||
| // Skip custom interpolator for now | ||
| for (int k = Interpolator::FALLBACK_INTERPOLATE; k < Interpolator::FALLBACK_CUSTOM_INTERPOLATOR; ++k) { | ||
| const T first_value = generate_value<T>(E->key()); | ||
| const T second_value = generate_value<T>(E->value()); | ||
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| interpolator.reset(); | ||
| const int variable_id = interpolator.register_variable(T(), static_cast<Interpolator::Fallback>(k)); | ||
| interpolator.terminate_init(); | ||
| interpolator.begin_write(0); | ||
| interpolator.epoch_insert(variable_id, first_value); | ||
| interpolator.end_write(); | ||
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| interpolator.begin_write(1); | ||
| interpolator.epoch_insert(variable_id, second_value); | ||
| interpolator.end_write(); | ||
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| CAPTURE(k); | ||
| CAPTURE(fractions[j]); | ||
| CAPTURE(first_value); | ||
| CAPTURE(second_value); | ||
| const T result = interpolator.pop_epoch(0, fractions[j])[0]; | ||
| switch (k) { | ||
| case Interpolator::FALLBACK_INTERPOLATE: { | ||
| CHECK(result == Interpolator::interpolate(first_value, second_value, fractions[j]).operator T()); | ||
| } break; | ||
| case Interpolator::FALLBACK_DEFAULT: { | ||
| if (fractions[j] == 0.0) { | ||
| CHECK(result == first_value); | ||
| } else if (fractions[j] == 1.0) { | ||
| CHECK(result == second_value); | ||
| } else { | ||
| CHECK(result == T()); | ||
| } | ||
| } break; | ||
| case Interpolator::FALLBACK_OLD_OR_NEAREST: { | ||
| if (fractions[j] == 0.0) { | ||
| CHECK(result == first_value); | ||
| } else if (fractions[j] == 1.0) { | ||
| CHECK(result == second_value); | ||
| } else { | ||
| CHECK(result == first_value); | ||
| } | ||
| } break; | ||
| case Interpolator::FALLBACK_NEW_OR_NEAREST: { | ||
| if (fractions[j] == 0.0) { | ||
| CHECK(result == first_value); | ||
| } else if (fractions[j] == 1.0) { | ||
| CHECK(result == second_value); | ||
| } else { | ||
| CHECK(result == second_value); | ||
| } | ||
| } break; | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } // namespace TestInterpolator | ||
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| #endif // TEST_INTERPOLATOR_H |