487 lines
15 KiB
C++
487 lines
15 KiB
C++
#include "gtest/gtest.h"
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#include <qbsp/qbsp.hh>
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#include <qbsp/map.hh>
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#include <common/fs.hh>
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#include <common/bsputils.hh>
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#include <common/qvec.hh>
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#include <testmaps.hh>
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#include <cstring>
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#include <map>
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// FIXME: Clear global data (planes, etc) between each test
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static const mapface_t *Mapbrush_FirstFaceWithTextureName(const mapbrush_t *brush, const std::string &texname)
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{
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for (int i = 0; i < brush->numfaces; i++) {
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const mapface_t *face = &brush->face(i);
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if (face->texname == texname) {
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return face;
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}
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}
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return nullptr;
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}
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static mapentity_t LoadMap(const char *map)
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{
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options.target_version = &bspver_q1;
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options.target_game = options.target_version->game;
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parser_t parser(map);
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mapentity_t worldspawn;
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// FIXME: adds the brush to the global map...
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Q_assert(ParseEntity(parser, &worldspawn));
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CalculateWorldExtent();
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return worldspawn;
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}
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static mbsp_t LoadTestmap(const std::filesystem::path &name)
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{
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auto map_path = std::filesystem::path(testmaps_dir) / name;
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auto bsp_path = map_path;
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bsp_path.replace_extension(".bsp");
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InitQBSP({"", "-nopercent", "-noprogress", "-keepprt", map_path.string(), bsp_path.string()});
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ProcessFile();
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if (strlen(test_quake_maps_dir) > 0) {
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auto dest = fs::path(test_quake_maps_dir) / name;
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dest.replace_extension(".bsp");
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fs::copy(options.bsp_path, dest, fs::copy_options::overwrite_existing);
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}
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// re-open the .bsp and return it
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options.bsp_path.replace_extension("bsp");
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bspdata_t bspdata;
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LoadBSPFile(options.bsp_path, &bspdata);
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bspdata.version->game->init_filesystem(options.bsp_path, options);
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ConvertBSPFormat(&bspdata, &bspver_generic);
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return std::get<mbsp_t>(bspdata.bsp);
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}
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static const texvecf &GetTexvecs(const char *map, const char *texname)
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{
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mapentity_t worldspawn = LoadMap(map);
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const mapbrush_t *mapbrush = &worldspawn.mapbrush(0);
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const mapface_t *mapface = Mapbrush_FirstFaceWithTextureName(mapbrush, "tech02_1");
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Q_assert(nullptr != mapface);
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return mapface->get_texvecs();
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}
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// https://github.com/ericwa/ericw-tools/issues/158
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TEST(qbsp, testTextureIssue)
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{
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const char *bufActual = R"(
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{
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"classname" "worldspawn"
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"wad" "Q.wad"
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{
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( -104 -4 23.999998 ) ( -96.000252 -4 39.999489 ) ( -96.000252 4 39.999489 ) skip 0 0 0 1.000000 1.000000 0 0 0
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( -135.996902 4 80.001549 ) ( -152 4 72 ) ( -104 4 23.999998 ) skip 0 -11 -45 1.000000 -1.070000 0 0 0
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( -152 -4 72 ) ( -135.996902 -4 80.001549 ) ( -95.998451 -4 40.003094 ) skip 0 -11 -45 1.000000 -1.070000 0 0 0
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( -96.000633 -4 40.000637 ) ( -136 -4 80.000008 ) ( -136 4 80.000008 ) skip 0 0 0 1.000000 1.000000 0 0 0
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( -136 -4 80 ) ( -152 -4 72 ) ( -152 4 72 ) skip 0 0 0 1.000000 1.000000 0 0 0
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( -152 -4 72.000008 ) ( -104.000168 -4 24.000172 ) ( -104.000168 4 24.000172 ) tech02_1 0 -8 0 1.000000 0.750000 0 0 0
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}
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}
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)";
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const char *bufExpected = R"(
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{
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"classname" "worldspawn"
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"wad" "Q.wad"
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{
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( -104 -4 23.999998 ) ( -96.000252 -4 39.999489 ) ( -96.000252 4 39.999489 ) skip 0 0 0 1.000000 1.000000 0 0 0
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( -135.996902 4 80.001549 ) ( -152 4 72 ) ( -104 4 23.999998 ) skip 0 -11 -45 1.000000 -1.070000 0 0 0
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( -152 -4 72 ) ( -135.996902 -4 80.001549 ) ( -95.998451 -4 40.003094 ) skip 0 -11 -45 1.000000 -1.070000 0 0 0
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( -96.000633 -4 40.000637 ) ( -136 -4 80.000008 ) ( -136 4 80.000008 ) skip 0 0 0 1.000000 1.000000 0 0 0
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( -136 -4 80 ) ( -152 -4 72 ) ( -152 4 72 ) skip 0 0 0 1.000000 1.000000 0 0 0
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( -152 -4 72 ) ( -104 -4 24 ) ( -104 4 24 ) tech02_1 0 -8 0 1 0.75 0 0 0
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}
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}
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)";
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const auto texvecsExpected = GetTexvecs(bufExpected, "tech02_1");
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const auto texvecsActual = GetTexvecs(bufActual, "tech02_1");
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// not going to fix #158 for now
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#if 0
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for (int i=0; i<2; i++) {
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for (int j=0; j<4; j++) {
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EXPECT_DOUBLE_EQ(texvecsExpected[i][j], texvecsActual[i][j]);
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}
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}
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#endif
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}
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TEST(qbsp, duplicatePlanes)
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{
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// a brush from e1m4.map with 7 planes, only 6 unique.
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const char *mapWithDuplicatePlanes = R"(
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{
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"classname" "worldspawn"
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{
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( 512 120 1184 ) ( 512 104 1184 ) ( 512 8 1088 ) WBRICK1_5 0 0 0 1.000000 1.000000
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( 1072 104 1184 ) ( 176 104 1184 ) ( 176 8 1088 ) WBRICK1_5 0 0 0 1.000000 1.000000
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( 896 56 1184 ) ( 896 72 1184 ) ( 896 -24 1088 ) WBRICK1_5 0 0 0 1.000000 1.000000
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( 176 88 1184 ) ( 1072 88 1184 ) ( 1072 -8 1088 ) WBRICK1_5 0 0 0 1.000000 1.000000
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( 176 88 1184 ) ( 176 104 1184 ) ( 1072 104 1184 ) WBRICK1_5 0 0 0 1.000000 1.000000
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( 1072 8 1088 ) ( 176 8 1088 ) ( 176 -8 1088 ) WBRICK1_5 0 0 0 1.000000 1.000000
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( 960 8 1088 ) ( 864 104 1184 ) ( 848 104 1184 ) WBRICK1_5 0 0 0 1.000000 1.000000
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}
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}
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)";
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mapentity_t worldspawn = LoadMap(mapWithDuplicatePlanes);
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ASSERT_EQ(1, worldspawn.nummapbrushes);
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EXPECT_EQ(0, worldspawn.brushes.size());
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EXPECT_EQ(6, worldspawn.mapbrush(0).numfaces);
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std::optional<brush_t> brush =
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LoadBrush(&worldspawn, &worldspawn.mapbrush(0), {CONTENTS_SOLID}, {}, rotation_t::none, 0);
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ASSERT_NE(std::nullopt, brush);
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EXPECT_EQ(6, brush->faces.size());
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}
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/**
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* Test that this skip face gets auto-corrected.
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*/
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TEST(qbsp, InvalidTextureProjection)
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{
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const char *map = R"(
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// entity 0
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{
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"classname" "worldspawn"
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// brush 0
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{
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( -64 -64 -16 ) ( -64 -63 -16 ) ( -64 -64 -15 ) +2butn [ 0 -1 0 0 ] [ 0 0 -1 0 ] 0 1 1
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( 64 64 16 ) ( 64 64 17 ) ( 64 65 16 ) +2butn [ 0 1 0 0 ] [ 0 0 -1 0 ] 0 1 1
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( -64 -64 -16 ) ( -64 -64 -15 ) ( -63 -64 -16 ) +2butn [ 1 0 0 0 ] [ 0 0 -1 0 ] 0 1 1
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( 64 64 16 ) ( 65 64 16 ) ( 64 64 17 ) +2butn [ -1 0 0 0 ] [ 0 0 -1 0 ] 0 1 1
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( 64 64 64 ) ( 64 65 64 ) ( 65 64 64 ) +2butn [ 1 0 0 -0 ] [ 0 -1 0 -0 ] -0 1 1
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( -64 -64 -0 ) ( -63 -64 -0 ) ( -64 -63 -0 ) skip [ 0 0 0 0 ] [ 0 0 0 0 ] -0 1 1
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}
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}
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)";
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mapentity_t worldspawn = LoadMap(map);
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Q_assert(1 == worldspawn.nummapbrushes);
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const mapface_t *face = &worldspawn.mapbrush(0).face(5);
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ASSERT_EQ("skip", face->texname);
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const auto texvecs = face->get_texvecs();
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EXPECT_TRUE(IsValidTextureProjection(face->plane.normal, texvecs.row(0), texvecs.row(1)));
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}
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/**
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* Same as above but the texture scales are 0
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*/
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TEST(qbsp, InvalidTextureProjection2)
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{
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const char *map = R"(
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// entity 0
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{
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"classname" "worldspawn"
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// brush 0
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{
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( -64 -64 -16 ) ( -64 -63 -16 ) ( -64 -64 -15 ) +2butn [ 0 -1 0 0 ] [ 0 0 -1 0 ] 0 1 1
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( 64 64 16 ) ( 64 64 17 ) ( 64 65 16 ) +2butn [ 0 1 0 0 ] [ 0 0 -1 0 ] 0 1 1
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( -64 -64 -16 ) ( -64 -64 -15 ) ( -63 -64 -16 ) +2butn [ 1 0 0 0 ] [ 0 0 -1 0 ] 0 1 1
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( 64 64 16 ) ( 65 64 16 ) ( 64 64 17 ) +2butn [ -1 0 0 0 ] [ 0 0 -1 0 ] 0 1 1
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( 64 64 64 ) ( 64 65 64 ) ( 65 64 64 ) +2butn [ 1 0 0 -0 ] [ 0 -1 0 -0 ] -0 1 1
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( -64 -64 -0 ) ( -63 -64 -0 ) ( -64 -63 -0 ) skip [ 0 0 0 0 ] [ 0 0 0 0 ] -0 0 0
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}
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}
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)";
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mapentity_t worldspawn = LoadMap(map);
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Q_assert(1 == worldspawn.nummapbrushes);
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const mapface_t *face = &worldspawn.mapbrush(0).face(5);
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ASSERT_EQ("skip", face->texname);
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const auto texvecs = face->get_texvecs();
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EXPECT_TRUE(IsValidTextureProjection(face->plane.normal, texvecs.row(0), texvecs.row(1)));
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}
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/**
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* More realistic: *lava1 has tex vecs perpendicular to face
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*/
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TEST(qbsp, InvalidTextureProjection3)
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{
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const char *map = R"(
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// entity 0
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{
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"classname" "worldspawn"
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"wad" "Q.wad"
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// brush 0
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{
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( 512 512 64 ) ( 512 512 -0 ) ( 512 448 64 ) *04mwat1 [ 0 1 0 0 ] [ 0 0 -1 0 ] -0 1 1
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( -0 448 -0 ) ( -0 512 -0 ) ( -0 448 64 ) *04mwat1 [ 0 -1 0 0 ] [ -0 -0 -1 0 ] -0 1 1
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( 512 512 64 ) ( -0 512 64 ) ( 512 512 -0 ) *04mwat1 [ -1 0 0 0 ] [ 0 0 -1 0 ] -0 1 1
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( -0 448 -0 ) ( -0 448 64 ) ( 512 448 -0 ) *lava1 [ 0 1 0 0 ] [ 0 0 -1 0 ] -0 1 1
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( 512 512 64 ) ( 512 448 64 ) ( -0 512 64 ) *04mwat1 [ 1 0 0 0 ] [ 0 -1 0 0 ] -0 1 1
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( -0 448 -0 ) ( 512 448 -0 ) ( -0 512 -0 ) *04mwat1 [ -1 0 0 0 ] [ -0 -1 -0 -0 ] -0 1 1
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}
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}
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)";
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mapentity_t worldspawn = LoadMap(map);
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Q_assert(1 == worldspawn.nummapbrushes);
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const mapface_t *face = &worldspawn.mapbrush(0).face(3);
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ASSERT_EQ("*lava1", face->texname);
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const auto texvecs = face->get_texvecs();
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EXPECT_TRUE(IsValidTextureProjection(qvec3f(face->plane.normal), texvecs.row(0), texvecs.row(1)));
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}
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TEST(mathlib, WindingArea)
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{
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winding_t w{5};
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// poor test.. but at least checks that the colinear point is treated correctly
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w[0] = {0, 0, 0};
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w[1] = {0, 32, 0}; // colinear
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w[2] = {0, 64, 0};
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w[3] = {64, 64, 0};
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w[4] = {64, 0, 0};
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EXPECT_EQ(64.0f * 64.0f, w.area());
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}
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// Q1 testmaps
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TEST(testmaps_q1, simple_sealed)
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{
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mbsp_t result = LoadTestmap("qbsp_simple_sealed.map");
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ASSERT_EQ(map.brushes.size(), 6);
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ASSERT_EQ(result.dleafs.size(), 2);
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ASSERT_EQ(result.dleafs[0].contents, CONTENTS_SOLID);
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ASSERT_EQ(result.dleafs[1].contents, CONTENTS_EMPTY);
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// just a hollow box
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ASSERT_EQ(result.dfaces.size(), 6);
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}
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TEST(testmaps_q1, simple_sealed2)
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{
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mbsp_t result = LoadTestmap("qbsp_simple_sealed2.map");
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ASSERT_EQ(map.brushes.size(), 14);
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ASSERT_EQ(result.dleafs.size(), 3);
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ASSERT_EQ(result.dleafs[0].contents, CONTENTS_SOLID);
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ASSERT_EQ(result.dleafs[1].contents, CONTENTS_EMPTY);
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ASSERT_EQ(result.dleafs[2].contents, CONTENTS_EMPTY);
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// L-shaped room
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// 2 ceiling + 2 floor + 6 wall faces
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ASSERT_EQ(result.dfaces.size(), 10);
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}
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TEST(testmaps_q1, simple_worldspawn_worldspawn)
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{
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const mbsp_t bsp = LoadTestmap("qbsp_simple_worldspawn_worldspawn.map");
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// 6 for the room
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// 1 for the button
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ASSERT_EQ(map.brushes.size(), 7);
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// 1 solid leaf
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// 5 empty leafs around the button
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ASSERT_EQ(bsp.dleafs.size(), 6);
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// 5 faces for the "button"
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// 9 faces for the room (6 + 3 extra for the floor splits)
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ASSERT_EQ(bsp.dfaces.size(), 14);
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int fan_faces = 0;
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int room_faces = 0;
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for (auto &face : bsp.dfaces) {
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const char *texname = Face_TextureName(&bsp, &face);
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if (!strcmp(texname, "orangestuff8")) {
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++room_faces;
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} else if (!strcmp(texname, "+0fan")) {
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++fan_faces;
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} else {
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FAIL();
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}
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}
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ASSERT_EQ(fan_faces, 5);
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ASSERT_EQ(room_faces, 9);
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}
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TEST(testmaps_q1, simple_worldspawn_detail_wall)
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{
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const mbsp_t bsp = LoadTestmap("qbsp_simple_worldspawn_detail_wall.map");
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ASSERT_FALSE(map.leakfile);
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// 6 for the room
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// 1 for the button
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ASSERT_EQ(map.brushes.size(), 7);
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// 5 faces for the "button"
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// 6 faces for the room
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ASSERT_EQ(bsp.dfaces.size(), 11);
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}
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TEST(testmaps_q1, simple_worldspawn_detail)
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{
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const mbsp_t bsp = LoadTestmap("qbsp_simple_worldspawn_detail.map");
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ASSERT_FALSE(map.leakfile);
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// 6 for the room
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// 1 for the button
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ASSERT_EQ(map.brushes.size(), 7);
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// 5 faces for the "button"
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// 9 faces for the room
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ASSERT_EQ(bsp.dfaces.size(), 14);
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}
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TEST(testmaps_q1, noclipfaces)
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{
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const mbsp_t bsp = LoadTestmap("qbsp_noclipfaces.map");
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ASSERT_FALSE(map.leakfile);
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ASSERT_EQ(bsp.dfaces.size(), 2);
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// TODO: contents should be empty in hull0 because it's func_detail_illusionary
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for (auto &face : bsp.dfaces) {
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ASSERT_STREQ("{trigger", Face_TextureName(&bsp, &face));
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}
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}
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/**
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* Same as previous test, but the T shaped brush entity has _mirrorinside
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*/
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TEST(testmaps_q1, noclipfaces_mirrorinside)
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{
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const mbsp_t bsp = LoadTestmap("qbsp_noclipfaces_mirrorinside.map");
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ASSERT_FALSE(map.leakfile);
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ASSERT_EQ(bsp.dfaces.size(), 4);
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// TODO: contents should be empty in hull0 because it's func_detail_illusionary
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for (auto &face : bsp.dfaces) {
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ASSERT_STREQ("{trigger", Face_TextureName(&bsp, &face));
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}
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}
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TEST(testmaps_q1, detail_doesnt_seal)
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{
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const mbsp_t bsp = LoadTestmap("qbsp_detail_doesnt_seal.map");
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ASSERT_TRUE(map.leakfile);
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}
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TEST(testmaps_q1, detail_doesnt_remove_world_nodes)
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{
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const mbsp_t bsp = LoadTestmap("qbsp_detail_doesnt_remove_world_nodes.map");
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ASSERT_FALSE(map.leakfile);
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{
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// check for a face under the start pos
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const qvec3d floor_under_start{-56, -72, 64};
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auto *floor_under_start_face = BSP_FindFaceAtPoint(&bsp, &bsp.dmodels[0], floor_under_start, {0, 0, 1});
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ASSERT_NE(nullptr, floor_under_start_face);
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}
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{
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// floor face should be clipped away by detail
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const qvec3d floor_inside_detail{64, -72, 64};
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auto *floor_inside_detail_face = BSP_FindFaceAtPoint(&bsp, &bsp.dmodels[0], floor_inside_detail, {0, 0, 1});
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ASSERT_EQ(nullptr, floor_inside_detail_face);
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}
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{
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// but the sturctural nodes/leafs should not be clipped away by detail
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const qvec3d covered_by_detail{48, -88, 128};
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auto *covered_by_detail_node = BSP_FindNodeAtPoint(&bsp, &bsp.dmodels[0], covered_by_detail, {-1, 0, 0});
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ASSERT_NE(nullptr, covered_by_detail_node);
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}
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}
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TEST(testmaps_q1, merge)
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{
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const mbsp_t bsp = LoadTestmap("qbsp_merge.map");
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ASSERT_EQ(9, map.brushes.size());
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ASSERT_TRUE(map.leakfile);
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ASSERT_EQ(6, bsp.dfaces.size());
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}
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TEST(testmaps_q1, tjunc_many_sided_face)
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{
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const mbsp_t bsp = LoadTestmap("qbsp_tjunc_many_sided_face.map");
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ASSERT_FALSE(map.leakfile);
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std::map<qvec3d, std::vector<const mface_t *>> faces_by_normal;
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for (auto &face : bsp.dfaces) {
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faces_by_normal[Face_Normal(&bsp, &face)].push_back(&face);
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}
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ASSERT_EQ(6, faces_by_normal.size());
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// the floor has a 0.1 texture scale, so it gets subdivided into many small faces
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EXPECT_EQ(15 * 15, (faces_by_normal.at({0, 0, 1}).size()));
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// the ceiling gets split into 2 faces because fixing T-Junctions with all of the
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// wall sections exceeds the max vertices per face limit
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EXPECT_EQ(2, (faces_by_normal.at({0, 0, -1}).size()));
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}
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/**
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* Because it comes second, the sbutt2 brush should "win" in clipping against the floor,
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* in both a worldspawn test case, as well as a func_wall.
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*/
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TEST(testmaps_q1, brush_clipping_order)
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{
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const mbsp_t bsp = LoadTestmap("qbsp_brush_clipping_order.map");
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ASSERT_FALSE(map.leakfile);
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const qvec3d world_button{-8, -8, 16};
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const qvec3d func_wall_button{152, -8, 16};
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// 0 = world, 1 = func_wall
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ASSERT_EQ(2, bsp.dmodels.size());
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ASSERT_EQ(20, bsp.dfaces.size());
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ASSERT_EQ(10, bsp.dmodels[0].numfaces); // 5 faces for the sides + bottom, 5 faces for the top
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ASSERT_EQ(10, bsp.dmodels[1].numfaces); // (same on worldspawn and func_wall)
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auto *world_button_face = BSP_FindFaceAtPoint(&bsp, &bsp.dmodels[0], world_button, {0, 0, 1});
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ASSERT_NE(nullptr, world_button_face);
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ASSERT_STREQ("sbutt2", Face_TextureName(&bsp, world_button_face));
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auto *func_wall_button_face = BSP_FindFaceAtPoint(&bsp, &bsp.dmodels[1], func_wall_button, {0, 0, 1});
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ASSERT_NE(nullptr, func_wall_button_face);
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ASSERT_STREQ("sbutt2", Face_TextureName(&bsp, func_wall_button_face));
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}
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