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Zepha/test/tests/TestBlockChunk.cpp
Nicole Collings 571453843e Add sunlight generation - wip implementation, does not pass MapBlocks. 
* Added light_propagates block definition parameter.
* Improved BlockLight propagation and rendering.
* Change index order to improve caching.
2020-05-22 13:21:08 -07:00

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//
// Created by aurailus on 2019-12-23.
//
#include <catch2/catch.hpp>
#include <iostream>
#include "../../src/world/chunk/BlockChunk.h"
#pragma clang diagnostic push
#pragma ide diagnostic ignored "OCUnusedGlobalDeclarationInspection"
TEST_CASE("BlockChunk", "[engine]") {
// SECTION("Lighting") {
// BlockChunk b;
//
// b.setSunlight(1, 4);
// b.setSunlight(2, 1);
// b.setSunlight(3, 11);
// b.setSunlight(4, 5);
// b.setSunlight(100, 15);
// b.setSunlight(3000, 0);
//
// b.setBlocklight(1, 4);
// b.setBlocklight(2, 1);
// b.setBlocklight(3, 11);
// b.setBlocklight(4, 5);
// b.setBlocklight(100, 15);
// b.setBlocklight(3000, 0);
//
// SECTION("Sunlight") {
// REQUIRE(b.getSunlight(1) == 4);
// REQUIRE(b.getSunlight(2) == 1);
// REQUIRE(b.getSunlight(3) == 11);
// REQUIRE(b.getSunlight(4) == 5);
// REQUIRE(b.getSunlight(100) == 15);
// REQUIRE(b.getSunlight(3000) == 0);
// }
//
// SECTION("Blocklight") {
// REQUIRE(b.getBlocklight(1) == 4);
// REQUIRE(b.getBlocklight(2) == 1);
// REQUIRE(b.getBlocklight(3) == 11);
// REQUIRE(b.getBlocklight(4) == 5);
// REQUIRE(b.getBlocklight(100) == 15);
// REQUIRE(b.getBlocklight(3000) == 0);
// }
// }
SECTION("Blocks") {
SECTION("Exact index = 0, strip one after") {
BlockChunk b {{0, 1, 1, 0}, {}};
b.setBlock(0, 2);
REQUIRE(b.cGetBlocks().size() == 4);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 2);
REQUIRE(b.cGetBlocks()[2] == 1);
REQUIRE(b.cGetBlocks()[3] == 0);
}
SECTION("Exact index, last block same, strip one after") {
BlockChunk b {{0, 1, 1, 0, 2, 5}, {}};
b.setBlock(1, 1);
REQUIRE(b.cGetBlocks().size() == 4);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 5);
}
SECTION("Exact index, last block same, strip two after") {
BlockChunk b {{0, 1, 2, 0, 4, 5}, {}};
b.setBlock(2, 1);
REQUIRE(b.cGetBlocks().size() == 6);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 3);
REQUIRE(b.cGetBlocks()[3] == 0);
REQUIRE(b.cGetBlocks()[4] == 4);
REQUIRE(b.cGetBlocks()[5] == 5);
SECTION("Exact index, last block same, strip one after AFTER two after") {
b.setBlock(3, 1);
REQUIRE(b.cGetBlocks().size() == 4);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[4] == 4);
REQUIRE(b.cGetBlocks()[5] == 5);
}
}
SECTION("Exact index, last block same, no strip after") {
BlockChunk b {{0, 1, 1, 0}, {}};
b.setBlock(1, 1);
REQUIRE(b.cGetBlocks().size() == 4);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 0);
}
SECTION("Exact index, last block different, strip one after") {
BlockChunk b {{0, 1, 1, 0, 2, 5}, {}};
b.setBlock(1, 2);
REQUIRE(b.cGetBlocks().size() == 6);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 1);
REQUIRE(b.cGetBlocks()[3] == 2);
REQUIRE(b.cGetBlocks()[4] == 2);
REQUIRE(b.cGetBlocks()[5] == 5);
}
SECTION("Exact index, last block different, strip two after") {
BlockChunk b {{0, 1, 2, 0, 4, 5}, {}};
b.setBlock(2, 2);
REQUIRE(b.cGetBlocks().size() == 8);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 2);
REQUIRE(b.cGetBlocks()[4] == 3);
REQUIRE(b.cGetBlocks()[5] == 0);
REQUIRE(b.cGetBlocks()[6] == 4);
REQUIRE(b.cGetBlocks()[7] == 5);
SECTION("Exact index, last block different, strip one after AFTER two after") {
b.setBlock(3, 1);
REQUIRE(b.cGetBlocks().size() == 8);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 2);
REQUIRE(b.cGetBlocks()[4] == 3);
REQUIRE(b.cGetBlocks()[5] == 1);
REQUIRE(b.cGetBlocks()[6] == 4);
REQUIRE(b.cGetBlocks()[7] == 5);
}
SECTION("Exact index, last block same, strip one after AFTER two after") {
b.setBlock(3, 2);
REQUIRE(b.cGetBlocks().size() == 6);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 2);
REQUIRE(b.cGetBlocks()[4] == 4);
REQUIRE(b.cGetBlocks()[5] == 5);
}
}
SECTION("Exact index, last block different, no strip after") {
BlockChunk b {{0, 1, 1, 0}, {}};
b.setBlock(1, 2);
REQUIRE(b.cGetBlocks().size() == 6);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 1);
REQUIRE(b.cGetBlocks()[3] == 2);
REQUIRE(b.cGetBlocks()[4] == 2);
REQUIRE(b.cGetBlocks()[5] == 0);
}
SECTION("Greater index, last block same, strip one after") {
BlockChunk b {{0, 1, 1, 0, 3, 5}, {}};
b.setBlock(2, 0);
// The function should exit early because of the getBlock check
REQUIRE(b.cGetBlocks().size() == 6);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 1);
REQUIRE(b.cGetBlocks()[3] == 0);
REQUIRE(b.cGetBlocks()[4] == 3);
REQUIRE(b.cGetBlocks()[5] == 5);
}
SECTION("Greater index, last block same, strip two after") {
BlockChunk b {{0, 1, 2, 0, 5, 5}, {}};
b.setBlock(3, 0);
// The function should exit early because of the getBlock check
REQUIRE(b.cGetBlocks().size() == 6);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 0);
REQUIRE(b.cGetBlocks()[4] == 5);
REQUIRE(b.cGetBlocks()[5] == 5);
}
SECTION("Greater index, last block same, no strip after") {
BlockChunk b {{0, 1, 3, 0}, {}};
b.setBlock(1, 1);
// The function should exit early because of the getBlock check
REQUIRE(b.cGetBlocks().size() == 4);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 3);
REQUIRE(b.cGetBlocks()[3] == 0);
}
SECTION("Greater index, last block different, strip one after") {
SECTION("Indexed block different") {
BlockChunk b {{0, 1, 1, 0, 3, 5}, {}};
b.setBlock(2, 2);
REQUIRE(b.cGetBlocks().size() == 8);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 1);
REQUIRE(b.cGetBlocks()[3] == 0);
REQUIRE(b.cGetBlocks()[4] == 2);
REQUIRE(b.cGetBlocks()[5] == 2);
REQUIRE(b.cGetBlocks()[6] == 3);
REQUIRE(b.cGetBlocks()[7] == 5);
}
SECTION("Indexed block same") {
BlockChunk b {{0, 1, 1, 0, 3, 5}, {}};
b.setBlock(2, 5);
REQUIRE(b.cGetBlocks().size() == 6);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 1);
REQUIRE(b.cGetBlocks()[3] == 0);
REQUIRE(b.cGetBlocks()[4] == 2);
REQUIRE(b.cGetBlocks()[5] == 5);
}
}
SECTION("Greater index, last block different, strip three after") {
BlockChunk b {{0, 1, 2, 0, 6, 6}, {}};
b.setBlock(3, 5);
REQUIRE(b.cGetBlocks().size() == 10);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 0);
REQUIRE(b.cGetBlocks()[4] == 3);
REQUIRE(b.cGetBlocks()[5] == 5);
REQUIRE(b.cGetBlocks()[6] == 4);
REQUIRE(b.cGetBlocks()[7] == 0);
REQUIRE(b.cGetBlocks()[8] == 6);
REQUIRE(b.cGetBlocks()[9] == 6);
SECTION("Greater index, last block same, strip one after AFTER three after") {
b.setBlock(4, 5);
REQUIRE(b.cGetBlocks().size() == 10);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 0);
REQUIRE(b.cGetBlocks()[4] == 3);
REQUIRE(b.cGetBlocks()[5] == 5);
REQUIRE(b.cGetBlocks()[6] == 5);
REQUIRE(b.cGetBlocks()[7] == 0);
REQUIRE(b.cGetBlocks()[8] == 6);
REQUIRE(b.cGetBlocks()[9] == 6);
}
SECTION("Greater index, last block different, strip one after AFTER three after") {
b.setBlock(4, 2);
REQUIRE(b.cGetBlocks().size() == 12);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 0);
REQUIRE(b.cGetBlocks()[4] == 3);
REQUIRE(b.cGetBlocks()[5] == 5);
REQUIRE(b.cGetBlocks()[6] == 4);
REQUIRE(b.cGetBlocks()[7] == 2);
REQUIRE(b.cGetBlocks()[8] == 5);
REQUIRE(b.cGetBlocks()[9] == 0);
REQUIRE(b.cGetBlocks()[10] == 6);
REQUIRE(b.cGetBlocks()[11] == 6);
}
}
SECTION("No index found in loop, last block different, not end of chunk") {
BlockChunk b {{0, 1, 2, 0}, {}};
b.setBlock(6, 6);
REQUIRE(b.cGetBlocks().size() == 8);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 0);
REQUIRE(b.cGetBlocks()[4] == 6);
REQUIRE(b.cGetBlocks()[5] == 6);
REQUIRE(b.cGetBlocks()[6] == 7);
REQUIRE(b.cGetBlocks()[7] == 0);
}
SECTION("No index found in loop, last block different, end of chunk") {
BlockChunk b {{0, 1, 2, 0}, {}};
b.setBlock(4095, 6);
REQUIRE(b.cGetBlocks().size() == 6);
REQUIRE(b.cGetBlocks()[0] == 0);
REQUIRE(b.cGetBlocks()[1] == 1);
REQUIRE(b.cGetBlocks()[2] == 2);
REQUIRE(b.cGetBlocks()[3] == 0);
REQUIRE(b.cGetBlocks()[4] == 4095);
REQUIRE(b.cGetBlocks()[5] == 6);
}
}
}
#pragma clang diagnostic pop
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