93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
/*
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Bullet Continuous Collision Detection and Physics Library Maya Plugin
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Copyright (c) 2008 Walt Disney Studios
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This software is provided 'as-is', without any express or implied warranty.
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In no event will the authors be held liable for any damages arising
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from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it freely,
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subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must
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not claim that you wrote the original software. If you use this
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software in a product, an acknowledgment in the product documentation
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would be appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must
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not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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Written by: Nicola Candussi <nicola@fluidinteractive.com>
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*/
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//dSolverNode.h
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#ifndef DYN_DSOLVERNODE_H
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#define DYN_DSOLVERNODE_H
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#include <maya/MString.h>
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#include <maya/MTypeId.h>
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#include <maya/MPxNode.h>
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#include <maya/MTime.h>
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#include <vector>
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#include "mathUtils.h"
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class dSolverNode : public MPxNode
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{
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public:
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dSolverNode();
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virtual ~dSolverNode();
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virtual void postConstructor();
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static void * creator();
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static MStatus initialize();
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virtual bool setInternalValueInContext ( const MPlug & plug, const MDataHandle & dataHandle, MDGContext & ctx );
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virtual MStatus compute( const MPlug& plug, MDataBlock& data );
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static MObject ia_time;
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static MObject ia_startTime;
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static MObject ia_gravity;
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static MObject ia_enabled;
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static MObject ia_splitImpulse;
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static MObject ia_substeps;
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static MObject oa_rigidBodies;
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//Solver Settings
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static MObject ssSolverType;
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//
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public:
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static MTypeId typeId;
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static MString typeName;
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protected:
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struct xforms_t {
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vec3f m_x0;
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vec3f m_x1;
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quatf m_q0;
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quatf m_q1;
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};
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void computeRigidBodies(const MPlug& plug, MDataBlock& data);
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void dumpRigidBodyArray(MObject &node);
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bool expandFileExpression(std::string const& expr, std::string &base_name, std::string &extension);
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void initRigidBodies(MPlugArray &rbConnections);
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void gatherPassiveTransforms(MPlugArray &rbConnections, std::vector<xforms_t> &xforms);
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void updatePassiveRigidBodies(MPlugArray &rbConnections, std::vector<xforms_t> &xforms, float t);
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void updateActiveRigidBodies(MPlugArray &rbConnections);
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void applyFields(MPlugArray &rbConnections, float dt);
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protected:
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MTime m_prevTime;
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};
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#endif
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