0ad/source/simulation2/components/ICmpTerrain.h
wraitii e2f4379e9a Fix an issue with corruption of water data when the actor editor opened in Atlas.
Potential marginal optimizations to the water data creation code.

This was SVN commit r14784.
2014-02-25 06:27:15 +00:00

75 lines
2.1 KiB
C++

/* Copyright (C) 2013 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDED_ICMPTERRAIN
#define INCLUDED_ICMPTERRAIN
#include "simulation2/system/Interface.h"
#include "simulation2/helpers/Position.h"
#include "maths/FixedVector3D.h"
class CTerrain;
class CVector3D;
class ICmpTerrain : public IComponent
{
public:
virtual bool IsLoaded() = 0;
virtual CFixedVector3D CalcNormal(entity_pos_t x, entity_pos_t z) = 0;
virtual CVector3D CalcExactNormal(float x, float z) = 0;
virtual entity_pos_t GetGroundLevel(entity_pos_t x, entity_pos_t z) = 0;
virtual float GetExactGroundLevel(float x, float z) = 0;
/**
* Returns number of tiles per side on the terrain.
* Return value is always non-zero.
*/
virtual u16 GetTilesPerSide() = 0;
/**
* Returns number of vertices per side on the terrain.
* Return value is always non-zero.
*/
virtual u16 GetVerticesPerSide() = 0;
virtual CTerrain* GetCTerrain() = 0;
/**
* Call when the underlying CTerrain has been modified behind our backs.
* (TODO: eventually we should manage the CTerrain in this class so nobody
* can modify it behind our backs).
*/
virtual void ReloadTerrain(bool ReloadWater = true) = 0;
/**
* Indicate that terrain tiles within the given region (inclusive lower bound,
* exclusive upper bound) have been changed. CMessageTerrainChanged will be
* sent to any components that care about terrain changes.
*/
virtual void MakeDirty(i32 i0, i32 j0, i32 i1, i32 j1) = 0;
DECLARE_INTERFACE_TYPE(Terrain)
};
#endif // INCLUDED_ICMPTERRAIN