a93a661b94
The Android/NEON optimized version of Physics Effects is thanks to Graham Rhodes and Anthony Hamilton, See Issue 587
61 lines
2.1 KiB
C++
61 lines
2.1 KiB
C++
/*
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Physics Effects Copyright(C) 2010 Sony Computer Entertainment Inc.
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All rights reserved.
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Physics Effects is open software; you can redistribute it and/or
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modify it under the terms of the BSD License.
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Physics Effects 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.
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See the BSD License for more details.
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A copy of the BSD License is distributed with
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Physics Effects under the filename: physics_effects_license.txt
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*/
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///////////////////////////////////////////////////////////////////////////////
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//E Mass , Inertia tensor calculation
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//J 質量・慣性テンソルの算出
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#ifndef _SCE_PFX_MASS_H
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#define _SCE_PFX_MASS_H
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#include "../base_level/base/pfx_common.h"
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namespace sce {
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namespace PhysicsEffects {
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// Box
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PfxFloat pfxCalcMassBox(PfxFloat density,const PfxVector3 &halfExtent);
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PfxMatrix3 pfxCalcInertiaBox(const PfxVector3 &halfExtent,PfxFloat mass);
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// Sphere
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PfxFloat pfxCalcMassSphere(PfxFloat density,PfxFloat radius);
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PfxMatrix3 pfxCalcInertiaSphere(PfxFloat radius,PfxFloat mass);
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// Cylinder
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PfxFloat pfxCalcMassCylinder(PfxFloat density,PfxFloat halfLength,PfxFloat radius);
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PfxMatrix3 pfxCalcInertiaCylinderX(PfxFloat halfLength,PfxFloat radius,PfxFloat mass);
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PfxMatrix3 pfxCalcInertiaCylinderY(PfxFloat halfLength,PfxFloat radius,PfxFloat mass);
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PfxMatrix3 pfxCalcInertiaCylinderZ(PfxFloat halfLength,PfxFloat radius,PfxFloat mass);
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///////////////////////////////////////////////////////////////////////////////
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//E Mass convertion
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//J 質量の移動・回転・合成
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// translation
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//E returns translated inertia tensor
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//J 移動後の慣性テンソルを返します
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PfxMatrix3 pfxMassTranslate(PfxFloat mass,const PfxMatrix3 &inertia,const PfxVector3 &translation);
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// rotation
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//E returns rotated inertia tensor
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//J 回転後の慣性テンソルを返します
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PfxMatrix3 pfxMassRotate(const PfxMatrix3 &inertia,const PfxMatrix3 &rotate);
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} //namespace PhysicsEffects
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} //namespace sce
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#endif // _SCE_PFX_MASS_H
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