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cuberite-2a/src/BlockInfo.h
2014-10-22 20:12:49 -07:00

128 lines
3.6 KiB
C++

#pragma once
// fwd:
class cBlockHandler;
// tolua_begin
class cBlockInfo
{
public:
/** Returns the associated BlockInfo structure for the specified block type. */
/** This accessor makes sure that the cBlockInfo structures are properly initialized exactly once.
It does so by using the C++ singleton approximation - storing the actual singleton as the function's static variable.
It works only if it is called for the first time before the app spawns other threads. */
static cBlockInfo & Get(BLOCKTYPE a_Type)
{
static cBlockInfo ms_Info[256];
static bool IsBlockInfoInitialized = false;
if (!IsBlockInfoInitialized)
{
cBlockInfo::Initialize(ms_Info);
IsBlockInfoInitialized = true;
}
return ms_Info[a_Type];
}
/** How much light do the blocks emit on their own? */
NIBBLETYPE m_LightValue;
/** How much light do the blocks consume? */
NIBBLETYPE m_SpreadLightFalloff;
/** Is a block completely transparent? (light doesn't get decreased(?)) */
bool m_Transparent;
/** Is a block destroyed after a single hit? */
bool m_OneHitDig;
/** Can a piston break this block? */
bool m_PistonBreakable;
/** Can this block hold snow atop? */
bool m_IsSnowable;
/** Is this block solid (player cannot walk through)? */
bool m_IsSolid;
/** Does this block fully occupy its voxel - is it a 'full' block? */
bool m_FullyOccupiesVoxel;
/** Can a finisher change it? */
bool m_CanBeTerraformed;
/** Sound when placing this block */
AString m_PlaceSound;
// tolua_end
/** Associated block handler. */
cBlockHandler * m_Handler;
// tolua_begin
inline static NIBBLETYPE GetLightValue (BLOCKTYPE a_Type) { return Get(a_Type).m_LightValue; }
inline static NIBBLETYPE GetSpreadLightFalloff(BLOCKTYPE a_Type) { return Get(a_Type).m_SpreadLightFalloff; }
inline static bool IsTransparent (BLOCKTYPE a_Type) { return Get(a_Type).m_Transparent; }
inline static bool IsOneHitDig (BLOCKTYPE a_Type) { return Get(a_Type).m_OneHitDig; }
inline static bool IsPistonBreakable (BLOCKTYPE a_Type) { return Get(a_Type).m_PistonBreakable; }
inline static bool IsSnowable (BLOCKTYPE a_Type) { return Get(a_Type).m_IsSnowable; }
inline static bool IsSolid (BLOCKTYPE a_Type) { return Get(a_Type).m_IsSolid; }
inline static bool FullyOccupiesVoxel (BLOCKTYPE a_Type) { return Get(a_Type).m_FullyOccupiesVoxel; }
inline static bool CanBeTerraformed (BLOCKTYPE a_Type) { return Get(a_Type).m_CanBeTerraformed; }
inline static AString GetPlaceSound (BLOCKTYPE a_Type) { return Get(a_Type).m_PlaceSound; }
// tolua_end
inline static cBlockHandler * GetHandler (BLOCKTYPE a_Type) { return Get(a_Type).m_Handler; }
protected:
/** Storage for all the BlockInfo structures. */
typedef cBlockInfo cBlockInfoArray[256];
/** Creates a default BlockInfo structure, initializes all values to their defaults */
cBlockInfo()
: m_LightValue(0x00)
, m_SpreadLightFalloff(0x0f)
, m_Transparent(false)
, m_OneHitDig(false)
, m_PistonBreakable(false)
, m_IsSnowable(false)
, m_IsSolid(true)
, m_FullyOccupiesVoxel(false)
, m_CanBeTerraformed(false)
, m_PlaceSound("")
, m_Handler(nullptr)
{}
/** Cleans up the stored values */
~cBlockInfo();
/** Initializes the specified BlockInfo structures with block-specific values. */
static void Initialize(cBlockInfoArray & a_BlockInfos);
}; // tolua_export
// Shortcut to get the blockhandler for a specific block
inline cBlockHandler * BlockHandler(BLOCKTYPE a_BlockType)
{
return cBlockInfo::Get(a_BlockType).m_Handler;
}