wowlib::formats::adt::MH2OData Struct Reference

The whole-tile MH2O chunk: liquid for each of the 256 cells, decoded. More...

#include <wowlib/formats/adt/liquid.hpp>

Public Member Functions
Result< void >	read (std::span< const std::byte > payload)
	Decode the whole-tile MH2O offset structure into the 256 per-chunk entries.
Result< void >	write (FileBuffer &out) const
	Re-lay the 256 entries into a fresh canonical MH2O payload (every binary offset derived), appended to out.
bool	empty () const
	Whether the tile has no liquid at all.
bool	operator== (const MH2OData &) const =default

Public Attributes
std::vector< MapChunkLiquid >	cells
	Liquid for each of the 256 terrain chunks (y * 16 + x).

Detailed Description

The whole-tile MH2O chunk: liquid for each of the 256 cells, decoded.

SelfSerializing — it owns the offset-based MH2O payload layout.

Definition at line 112 of file liquid.hpp.

Member Function Documentation

empty()

bool wowlib::formats::adt::MH2OData::empty ( ) const

inlinenodiscard

Whether the tile has no liquid at all.

Definition at line 129 of file liquid.hpp.

References cells, and wowlib::formats::adt::MapChunkLiquid::instances.

operator==()

bool wowlib::formats::adt::MH2OData::operator== ( const MH2OData & ) const

default

read()

Result< void > wowlib::formats::adt::MH2OData::read ( std::span< const std::byte > payload )

inline

Decode the whole-tile MH2O offset structure into the 256 per-chunk entries.

Parameters

payload

the MH2O chunk payload.

Returns

a structural error or success.

Definition at line 197 of file liquid.hpp.

References cells, wowlib::ChunkTruncated, wowlib::formats::adt::MapChunkLiquid::deep, wowlib::formats::adt::LiquidInstance::depthmap, wowlib::formats::adt::chunks::DepthOnly, wowlib::formats::adt::LiquidInstance::existsBitmap, wowlib::formats::adt::MapChunkLiquid::fishable, wowlib::formats::adt::MapChunkLiquid::hasAttributes, wowlib::formats::adt::LiquidInstance::height, wowlib::formats::adt::chunks::HeightDepth, wowlib::formats::adt::LiquidInstance::heightmap, wowlib::formats::adt::chunks::HeightUv, wowlib::formats::adt::chunks::HeightUvDepth, wowlib::formats::adt::MapChunkLiquid::instances, wowlib::formats::adt::LiquidInstance::liquidObjectOrLvf, wowlib::formats::adt::LiquidInstance::liquidType, wowlib::makeError(), wowlib::formats::adt::LiquidInstance::maxHeight, wowlib::formats::adt::LiquidInstance::minHeight, wowlib::formats::adt::detail::resolveVertexFormat(), wowlib::formats::adt::LiquidInstance::uvmap, wowlib::formats::adt::LiquidInstance::vertexCount(), wowlib::formats::adt::LiquidInstance::vertexFormat, wowlib::formats::adt::LiquidInstance::width, wowlib::formats::adt::LiquidInstance::xOffset, and wowlib::formats::adt::LiquidInstance::yOffset.

write()

Result< void > wowlib::formats::adt::MH2OData::write ( FileBuffer & out ) const

inline

Re-lay the 256 entries into a fresh canonical MH2O payload (every binary offset derived), appended to out.

Parameters

out	the destination buffer.

Returns

a structural error or success.

Definition at line 306 of file liquid.hpp.

References cells, wowlib::formats::adt::MapChunkLiquid::deep, wowlib::formats::adt::LiquidInstance::depthmap, wowlib::formats::adt::LiquidInstance::existsBitmap, wowlib::formats::adt::MapChunkLiquid::fishable, wowlib::formats::adt::MapChunkLiquid::hasAttributes, wowlib::formats::adt::LiquidInstance::height, wowlib::formats::adt::LiquidInstance::heightmap, wowlib::formats::adt::MapChunkLiquid::instances, wowlib::formats::adt::LiquidInstance::liquidType, wowlib::formats::adt::LiquidInstance::maxHeight, wowlib::formats::adt::LiquidInstance::minHeight, wowlib::formats::adt::LiquidInstance::uvmap, wowlib::formats::adt::LiquidInstance::width, wowlib::formats::adt::LiquidInstance::xOffset, and wowlib::formats::adt::LiquidInstance::yOffset.

Member Data Documentation

cells

std::vector<MapChunkLiquid> wowlib::formats::adt::MH2OData::cells

Liquid for each of the 256 terrain chunks (y * 16 + x).

Definition at line 114 of file liquid.hpp.

Referenced by empty(), read(), and write().

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The documentation for this struct was generated from the following file:

• src/wowlib/formats/adt/liquid.hpp