forked from 0ad/0ad
vladislavbelov
ffc4a56b9f
Fixes #6846 Differential Revision: https://code.wildfiregames.com/D5185 This was SVN commit r27965.
88 lines
2.2 KiB
C++
88 lines
2.2 KiB
C++
/* Copyright (C) 2023 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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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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CModelDecal* ToCModelDecal() override
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{
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return this;
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}
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std::unique_ptr<CModelAbstract> Clone() const override;
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void SetTerrainDirty(ssize_t i0, ssize_t j0, ssize_t i1, ssize_t j1) override;
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void CalcBounds() override;
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void ValidatePosition() override;
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void InvalidatePosition() override;
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void SetTransform(const CMatrix3D& transform) override;
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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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