41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
/**
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* =========================================================================
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* File : MiniPatch.cpp
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* Project : 0 A.D.
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* Description : Definition of a single terrain tile
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* =========================================================================
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*/
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#include "precompiled.h"
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#include "lib/lib.h"
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#include "Patch.h"
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#include "MiniPatch.h"
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#include "Terrain.h"
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///////////////////////////////////////////////////////////////////////////////
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// Constructor
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CMiniPatch::CMiniPatch() : Tex1(0), Tex1Priority(0), m_Parent(0)
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{
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}
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///////////////////////////////////////////////////////////////////////////////
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// Destructor
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CMiniPatch::~CMiniPatch()
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{
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}
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///////////////////////////////////////////////////////////////////////////////
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// GetTileIndex: get the index of this tile in the root terrain object;
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// on return, parameters x,y contain index in [0,MapSize)
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void CMiniPatch::GetTileIndex(u32& x,u32& z)
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{
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const ptrdiff_t tindex = this - &m_Parent->m_MiniPatches[0][0];
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x=(m_Parent->m_X*PATCH_SIZE)+tindex%PATCH_SIZE;
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z=(m_Parent->m_Z*PATCH_SIZE)+tindex/PATCH_SIZE;
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}
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