70 lines
2.0 KiB
C++
70 lines
2.0 KiB
C++
/* -----------------------------------------------------------------------------
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GSFramework
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Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
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----------------------------------------------------------------------------- */
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#include "physic/physic_wheel.h"
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#include "math/matrix4.h"
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#include "metafile/nml.h"
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#include "log/log.h"
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using namespace GS::S3D;
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using GS::NML::Tag;
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//------------------------------------------------------------------------------
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bool PhysicWheel::FromMetaTag(Tag &tag)
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{
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if (tag.name != "PhysicWheel")
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__ERR__(__LOG_E__ << "Could not parse physic wheel, incorrect root tag (" << tag.name << ").\n", false)
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// Parse root tags.
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NMLTagForeach(pt, tag)
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{
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if (pt->name == "Friction") friction = pt->GetReal();
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else if (pt->name == "Radius") radius = pt->GetReal();
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else if (pt->name == "RefMatrix") ref_matrix.FromMetaTag(*pt);
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else if (pt->name == "RestLength") rest_length = pt->GetReal();
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else if (pt->name == "MaxCompression") max_compression = pt->GetReal();
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else if (pt->name == "Stiffness") stiffness = pt->GetReal();
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else if (pt->name == "Damping") damping = pt->GetReal();
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else __LOG_W__ << "Unknown tag '" << pt->name << "' in <PhysicWheel>.\n";
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}
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return true;
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}
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Tag *PhysicWheel::AsMetaTag() const
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{
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Tag *root = new Tag("PhysicWheel");
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if (!root)
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__ERR__(__LOG_E__ << "Could not create physic wheel root tag to serialize.\n", NULL)
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root->AddChild("Friction", friction);
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root->AddChild("Radius", radius);
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root->AddChild(ref_matrix.AsMetaTag("RefMatrix"));
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root->AddChild("RestLength", rest_length);
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root->AddChild("MaxCompression", max_compression);
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root->AddChild("Stiffness", stiffness);
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root->AddChild("Damping", damping);
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return root;
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}
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//------------------------------------------------------------------------------
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PhysicWheel::PhysicWheel()
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{
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ref_matrix = Matrix4::IdentityMatrix();
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friction = 50.f;
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radius = 0.3f;
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rest_length = 1.0f;
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max_compression = 2.0f;
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stiffness = 30.f;
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damping = 0.25f;
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}
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