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Add resize_initialized and resize_uninitialized to Vector. These functions serve as replacements for resize, to make sure the caller understands whether elements need to be initialized 'by hand' after the call.

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Lukas Tenbrink 2025-05-23 00:20:22 +02:00
parent 6c9765d87e
commit 4cb8a0c77e
24 changed files with 62 additions and 44 deletions
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drivers/gles3/storage/mesh_storage.cpp
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@ -227,7 +227,7 @@ void MeshStorage::mesh_add_surface(RID p_mesh, const RS::SurfaceData &p_surface)
if (!(new_surface.format & RS::ARRAY_FLAG_COMPRESS_ATTRIBUTES) && (new_surface.format & RS::ARRAY_FORMAT_NORMAL) && !(new_surface.format & RS::ARRAY_FORMAT_TANGENT)) {
// Unfortunately, we need to copy the buffer, which is fine as doing a resize triggers a CoW anyway.
Vector<uint8_t> new_vertex_data;
new_vertex_data.resize_zeroed(new_surface.vertex_data.size() + sizeof(uint16_t) * 2);
new_vertex_data.resize_initialized(new_surface.vertex_data.size() + sizeof(uint16_t) * 2);
memcpy(new_vertex_data.ptrw(), new_surface.vertex_data.ptr(), new_surface.vertex_data.size());
GLES3::Utilities::get_singleton()->buffer_allocate_data(GL_ARRAY_BUFFER, s->vertex_buffer, new_vertex_data.size(), new_vertex_data.ptr(), (s->format & RS::ARRAY_FLAG_USE_DYNAMIC_UPDATE) ? GL_DYNAMIC_DRAW : GL_STATIC_DRAW, "Mesh vertex buffer");
s->vertex_buffer_size = new_vertex_data.size();