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slight optimizations

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JuiceyDev 2026-03-30 01:46:49 +02:00 committed by Tropical
parent 19e7386d12
commit f25b105bee
2 changed files with 26 additions and 11 deletions
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31
Minecraft.Client/Rendering/LevelRenderer.cpp
View file

@ -2948,15 +2948,20 @@ void LevelRenderer::cull(Culler* culler, float a) {
int sizeX = maxCx - minCx + 1;
int sizeY = maxCy - minCy + 1;
int sizeZ = maxCz - minCz + 1;
int gridSize = sizeX * sizeY * sizeZ;
std::vector<ClipChunk*> grid(sizeX * sizeY * sizeZ, nullptr);
if (m_bfsGrid.size() < gridSize) {
m_bfsGrid.resize(gridSize);
}
memset(m_bfsGrid.data(), 0, gridSize * sizeof(ClipChunk*));
for (unsigned int i = 0; i < chunks[playerIndex].length; i++) {
ClipChunk* cc = &chunks[playerIndex][i];
if (cc->globalIdx < 0) continue;
int lx = intFloorDiv(cc->chunk->x, CHUNK_XZSIZE) - minCx;
int ly = intFloorDiv(cc->chunk->y, CHUNK_SIZE) - minCy;
int lz = intFloorDiv(cc->chunk->z, CHUNK_XZSIZE) - minCz;
grid[(lx * sizeY + ly) * sizeZ + lz] = cc;
m_bfsGrid[(lx * sizeY + ly) * sizeZ + lz] = cc;
}
auto getChunkAt = [&](int cx, int cy, int cz) -> ClipChunk* {
@ -2965,7 +2970,7 @@ void LevelRenderer::cull(Culler* culler, float a) {
int lz = cz - minCz;
if (lx >= 0 && lx < sizeX && ly >= 0 && ly < sizeY && lz >= 0 &&
lz < sizeZ) {
return grid[(lx * sizeY + ly) * sizeZ + lz];
return m_bfsGrid[(lx * sizeY + ly) * sizeZ + lz];
}
return nullptr;
};
@ -3014,14 +3019,20 @@ void LevelRenderer::cull(Culler* culler, float a) {
int incomingFace;
};
std::vector<BFSNode> q;
q.reserve(chunks[playerIndex].length * 2);
static thread_local std::vector<BFSNode> q;
q.clear();
q.reserve(chunks[playerIndex].length);
int qHead = 0;
std::vector<uint8_t> visitedFaces(chunks[playerIndex].length, 0);
int visitedSize = chunks[playerIndex].length;
if (m_bfsVisitedFaces[playerIndex].size() < visitedSize) {
m_bfsVisitedFaces[playerIndex].resize(visitedSize, 0);
}
memset(m_bfsVisitedFaces[playerIndex].data(), 0, visitedSize);
q.push_back({startChunk, -1});
visitedFaces[startChunk - chunks[playerIndex].data] = 0x3F;
m_bfsVisitedFaces[playerIndex][startChunk - chunks[playerIndex].data] =
0x3F;
static const int OFFSETS[6][3] = {
{0, -1, 0}, // 0: -Y
@ -3096,7 +3107,9 @@ void LevelRenderer::cull(Culler* culler, float a) {
int nIdx = neighbor - chunks[playerIndex].data;
int nextIncFace = outFace ^ 1;
if ((visitedFaces[nIdx] & (1 << nextIncFace)) != 0) continue;
if ((m_bfsVisitedFaces[playerIndex][nIdx] & (1 << nextIncFace)) !=
0)
continue;
float cellBounds[6] = {
(float)neighbor->chunk->x - 0.1f,
@ -3108,7 +3121,7 @@ void LevelRenderer::cull(Culler* culler, float a) {
if (!clip(cellBounds, fdraw)) continue;
visitedFaces[nIdx] |= (1 << nextIncFace);
m_bfsVisitedFaces[playerIndex][nIdx] |= (1 << nextIncFace);
q.push_back({neighbor, nextIncFace});
}
}

6
Minecraft.Client/Rendering/LevelRenderer.h
View file

@ -221,13 +221,15 @@ private:
OffsettedRenderList renderLists[RENDERLISTS_LENGTH];
void setGlobalChunkConnectivity(int index, uint64_t conn);
uint64_t getGlobalChunkConnectivity(int index);
std::vector<ClipChunk*> m_bfsGrid;
std::vector<uint8_t> m_bfsVisitedFaces[4];
std::unordered_map<int, BlockDestructionProgress*> destroyingBlocks;
Icon** breakingTextures;
void addRenderableTileEntity_Locked(
int key, const std::shared_ptr<TileEntity>& tileEntity);
void eraseRenderableTileEntity_Locked(
RenderableTileEntityBucket& bucket, TileEntity* tileEntity);
void eraseRenderableTileEntity_Locked(RenderableTileEntityBucket& bucket,
TileEntity* tileEntity);
void queueRenderableTileEntityForRemoval_Locked(int key,
TileEntity* tileEntity);
void retireRenderableTileEntitiesForChunkKey(int key);