Ykkrosh
ceb3c3d366
This allows component Init functions to make use of the terrain immediately, instead of delaying some computations until the first frame. This was SVN commit r15262.
94 lines
2.3 KiB
C++
94 lines
2.3 KiB
C++
/* Copyright (C) 2013 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_DECAL
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#define INCLUDED_DECAL
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#include "graphics/Material.h"
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#include "graphics/ModelAbstract.h"
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#include "graphics/Texture.h"
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class CTerrain;
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/**
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* Terrain decal definition.
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* Decals are rectangular textures that are projected vertically downwards
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* onto the terrain.
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*/
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struct SDecal
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{
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SDecal(const CMaterial& material, float sizeX, float sizeZ, float angle,
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float offsetX, float offsetZ, bool floating)
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: m_Material(material), m_SizeX(sizeX), m_SizeZ(sizeZ), m_Angle(angle),
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m_OffsetX(offsetX), m_OffsetZ(offsetZ), m_Floating(floating)
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{
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}
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CMaterial m_Material;
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float m_SizeX;
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float m_SizeZ;
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float m_Angle;
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float m_OffsetX;
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float m_OffsetZ;
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bool m_Floating;
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};
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class CModelDecal : public CModelAbstract
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{
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public:
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CModelDecal(CTerrain* terrain, const SDecal& decal)
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: m_Terrain(terrain), m_Decal(decal)
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{
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ENSURE(terrain != NULL);
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}
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/// Dynamic cast
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virtual CModelDecal* ToCModelDecal()
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{
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return this;
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}
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virtual CModelAbstract* Clone() const;
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virtual void SetDirtyRec(int dirtyflags)
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{
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SetDirty(dirtyflags);
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}
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virtual void SetTerrainDirty(ssize_t i0, ssize_t j0, ssize_t i1, ssize_t j1);
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virtual void CalcBounds();
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virtual void ValidatePosition();
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virtual void InvalidatePosition();
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virtual void SetTransform(const CMatrix3D& transform);
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// remove shadow receiving
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void RemoveShadows();
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/**
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* Compute the terrain vertex indexes that bound the decal's
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* projection onto the terrain.
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* The returned indexes are clamped to the terrain size.
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*/
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void CalcVertexExtents(ssize_t& i0, ssize_t& j0, ssize_t& i1, ssize_t& j1);
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CTerrain* m_Terrain;
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SDecal m_Decal;
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};
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#endif // INCLUDED_DECAL
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