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feat: bounds-based mesh reloading

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Sara Gerretsen 2026-02-25 22:02:02 +01:00
parent 953e4abe5b
commit 226c821454
7 changed files with 93 additions and 38 deletions
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13
modules/terrain/terrain.cpp
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@ -78,6 +78,7 @@ void Terrain::construct_chunk_grid() {
this->meshes.clear();
size_t const chunks_per_side{ this->side_length / this->chunk_size };
Vector3 const origin{ (float)this->chunk_size / 2.f, 0.f, (float)this->chunk_size / 2.f };
this->workload_lock.lock();
for (size_t y{ 0 }; y < chunks_per_side; ++y) {
for (size_t x{ 0 }; x < chunks_per_side; ++x) {
TerrainChunkMesh *chunk{ memnew(TerrainChunkMesh) };
@ -88,8 +89,10 @@ void Terrain::construct_chunk_grid() {
add_child(chunk);
chunk->set_owner(this);
this->meshes.push_back(chunk);
this->workload.push_back(chunk);
}
}
this->workload_lock.unlock();
}
float Terrain::height_at(Vector2 world_coordinate) {
@ -103,6 +106,16 @@ float Terrain::height_at(Vector2 world_coordinate) {
return height;
}
void Terrain::push_changed(Rect2 area) {
for (TerrainChunkMesh *mesh : this->meshes) {
this->workload_lock.lock();
if (area.intersects(mesh->get_bounds()) && !this->workload.has(mesh)) {
workload.push_back(mesh);
}
this->workload_lock.unlock();
}
}
void Terrain::set_side_length(size_t length) {
this->side_length = length;
if (is_inside_tree()) {