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fix: keep the scene map of version 31 and older raws

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These files have a (resolution + 1)^2 scene map, kept in sceneMapLegacy. Version 31 uses its first resolution rows and columns; older versions are all scene 0, as in the client.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Aaron Kimbrell
2026-10-26 20:33:41 -05:00
parent 6262be5d25
commit a40169a251
4 changed files with 28 additions and 34 deletions
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14
tests/dGameTests/dZoneManagerTests/RawTests.cpp
View File

@@ -173,6 +173,7 @@ TEST_F(RawTest, ReadsVersion31SceneMapWithoutTheLastRowAndColumn) {
ASSERT_EQ(raw.chunks.size(), 1);
EXPECT_EQ(raw.chunks[0].colorMapResolution, 2);
EXPECT_EQ(raw.chunks[0].sceneMap, (std::vector<uint8_t>{ 1, 2, 3, 4 }));
EXPECT_EQ(raw.chunks[0].sceneMapLegacy, chunk.sceneMap);
EXPECT_EQ(raw.chunks[0].shaderId, 77);
EXPECT_EQ(raw.chunks[0].textureIds, (std::vector<uint32_t>{ 100, 101, 102, 103 }));
EXPECT_EQ(raw.chunks[0].colorMap.size(), 3 * 3 * 4); // width^2 pixels
@@ -182,8 +183,12 @@ TEST_F(RawTest, ReadsVersion31SceneMapWithoutTheLastRowAndColumn) {
EXPECT_TRUE(raw.chunks[0].meshTri.empty());
}
TEST_F(RawTest, ReadsVersion30WithoutASceneMap) {
TEST_F(RawTest, Version30SceneMapIsReadButEveryCellIsSceneZero) {
TestChunk chunk;
chunk.width = 3;
chunk.height = 3;
// resolution is width - 1 = 2; the file has a 3x3 scene map the client doesn't use
chunk.sceneMap = { 7, 7, 7, 7, 7, 7, 7, 7, 7 };
const auto data = WriteRaw({ chunk, chunk }, 30, 1, 2);
std::istringstream stream(data);
@@ -191,9 +196,10 @@ TEST_F(RawTest, ReadsVersion30WithoutASceneMap) {
ASSERT_TRUE(Raw::ReadRaw(stream, raw));
EXPECT_EQ(stream.tellg(), static_cast<std::streamoff>(data.size()));
ASSERT_EQ(raw.chunks.size(), 2);
EXPECT_TRUE(raw.chunks[1].sceneMap.empty());
EXPECT_FALSE(raw.chunks[1].IsValidForSceneLookup());
EXPECT_EQ(raw.GetSceneIDAt(0.5f, 0.5f), std::nullopt);
EXPECT_EQ(raw.chunks[1].sceneMapLegacy, chunk.sceneMap);
EXPECT_EQ(raw.chunks[1].sceneMap, (std::vector<uint8_t>{ 0, 0, 0, 0 }));
EXPECT_TRUE(raw.chunks[1].IsValidForSceneLookup());
EXPECT_EQ(raw.GetSceneIDAt(0.5f, 0.5f), 0);
}
TEST_F(RawTest, DevFileHasNoChunks) {

11
tests/dGameTests/dZoneManagerTests/TerrainTestWriter.h
View File

@@ -33,7 +33,7 @@ namespace TerrainTestWriter {
float scale = 1.0f;
// Version 32+: the color map resolution; older versions use width - 1
uint32_t colorMapResolution = 2;
// colorMapResolution^2 scene IDs ((resolution + 1)^2 for version 31); empty = all 0
// colorMapResolution^2 scene IDs ((resolution + 1)^2 for version 31 and older); empty = all 0
std::vector<uint8_t> sceneMap;
// width * height heights; empty = the point index
std::vector<float> heights;
@@ -86,12 +86,9 @@ namespace TerrainTestWriter {
for (const uint8_t channel : { 10, 20, 30, 40 }) Write(stream, channel);
}
if (version >= 31) {
const size_t cells = version >= 32 ? static_cast<size_t>(resolution) * resolution : static_cast<size_t>(resolution + 1) * (resolution + 1);
for (size_t i = 0; i < cells; ++i) Write<uint8_t>(stream, chunk.sceneMap.empty() ? 0 : chunk.sceneMap[i]);
} else {
Write<uint8_t>(stream, 0);
}
// version 31 and older: one more row and column
const size_t cells = version >= 32 ? static_cast<size_t>(resolution) * resolution : static_cast<size_t>(resolution + 1) * (resolution + 1);
for (size_t i = 0; i < cells; ++i) Write<uint8_t>(stream, chunk.sceneMap.empty() ? 0 : chunk.sceneMap[i]);
if (version < 32) return;
Write(stream, chunk.vertSize);