Differential D3818 Diff 16988 source/graphics/Decal.cpp

Changeset View

Standalone View

source/graphics/Decal.cpp

/* Copyright (C) 2019 Wildfire Games.		/* Copyright (C) 2021 Wildfire Games.
* This file is part of 0 A.D.		* This file is part of 0 A.D.
*		*
* 0 A.D. is free software: you can redistribute it and/or modify		* 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		* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or		* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.		* (at your option) any later version.
*		*
* 0 A.D. is distributed in the hope that it will be useful,		* 0 A.D. is distributed in the hope that it will be useful,
Show All 10 Lines
#include "Decal.h"		#include "Decal.h"

#include "graphics/Terrain.h"		#include "graphics/Terrain.h"
#include "maths/MathUtil.h"		#include "maths/MathUtil.h"

CModelAbstract* CModelDecal::Clone() const		CModelAbstract* CModelDecal::Clone() const
{		{
CModelDecal* clone = new CModelDecal(m_Terrain, m_Decal);		CModelDecal* clone = new CModelDecal(m_Terrain, m_Decal);
		CModelAbstract::Clone(*clone);
return clone;		return clone;
}		}

void CModelDecal::CalcVertexExtents(ssize_t& i0, ssize_t& j0, ssize_t& i1, ssize_t& j1)		void CModelDecal::CalcVertexExtents(ssize_t& i0, ssize_t& j0, ssize_t& i1, ssize_t& j1)
{		{
CVector3D corner0(m_Decal.m_OffsetX + m_Decal.m_SizeX/2, 0, m_Decal.m_OffsetZ + m_Decal.m_SizeZ/2);		CVector3D corner0(m_Decal.m_OffsetX + m_Decal.m_SizeX/2, 0, m_Decal.m_OffsetZ + m_Decal.m_SizeZ/2);
CVector3D corner1(m_Decal.m_OffsetX + m_Decal.m_SizeX/2, 0, m_Decal.m_OffsetZ - m_Decal.m_SizeZ/2);		CVector3D corner1(m_Decal.m_OffsetX + m_Decal.m_SizeX/2, 0, m_Decal.m_OffsetZ - m_Decal.m_SizeZ/2);
CVector3D corner2(m_Decal.m_OffsetX - m_Decal.m_SizeX/2, 0, m_Decal.m_OffsetZ - m_Decal.m_SizeZ/2);		CVector3D corner2(m_Decal.m_OffsetX - m_Decal.m_SizeX/2, 0, m_Decal.m_OffsetZ - m_Decal.m_SizeZ/2);
Show All 28 Lines	void CModelDecal::SetTerrainDirty(ssize_t i0, ssize_t j0, ssize_t i1, ssize_t j1)
ssize_t bi0, bj0, bi1, bj1;		ssize_t bi0, bj0, bi1, bj1;
CalcVertexExtents(bi0, bj0, bi1, bj1);		CalcVertexExtents(bi0, bj0, bi1, bj1);
if (bi1 < i0 \|\| bi0 > i1 \|\| bj1 < j0 \|\| bj0 > j1)		if (bi1 < i0 \|\| bi0 > i1 \|\| bj1 < j0 \|\| bj0 > j1)
return;		return;

SetDirty(RENDERDATA_UPDATE_VERTICES);		SetDirty(RENDERDATA_UPDATE_VERTICES);
}		}

void CModelDecal::InvalidatePosition()
{
m_PositionValid = false;
}

void CModelDecal::ValidatePosition()
{
if (m_PositionValid)
{
ENSURE(!m_Parent \|\| m_Parent->m_PositionValid);
return;
}

if (m_Parent && !m_Parent->m_PositionValid)
{
// Make sure we don't base our calculations on
// a parent animation state that is out of date.
m_Parent->ValidatePosition();

// Parent will recursively call our validation.
ENSURE(m_PositionValid);
return;
}

m_PositionValid = true;
}

void CModelDecal::SetTransform(const CMatrix3D& transform)		void CModelDecal::SetTransform(const CMatrix3D& transform)
{		{
// Since decals are assumed to be horizontal and projected downwards		// Since decals are assumed to be horizontal and projected downwards
// onto the terrain, use just the Y-axis rotation and the translation		// onto the terrain, use just the Y-axis rotation and the translation
CMatrix3D newTransform;		CMatrix3D newTransform;
newTransform.SetYRotation(transform.GetYRotation() + m_Decal.m_Angle);		newTransform.SetYRotation(transform.GetYRotation() + m_Decal.m_Angle);
newTransform.Translate(transform.GetTranslation());		newTransform.Translate(transform.GetTranslation());

CRenderableObject::SetTransform(newTransform);		CRenderableObject::SetTransform(newTransform);
InvalidatePosition();		InvalidatePositionRec();
}		}

void CModelDecal::RemoveShadows()		void CModelDecal::RemoveShadows()
{		{
m_Decal.m_Material.AddShaderDefine(str_DISABLE_RECEIVE_SHADOWS, str_1);		m_Decal.m_Material.AddShaderDefine(str_DISABLE_RECEIVE_SHADOWS, str_1);
m_Decal.m_Material.RecomputeCombinedShaderDefines();		m_Decal.m_Material.RecomputeCombinedShaderDefines();
}		}