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 <span id="projectnumber">2.3.0</span>
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<a href="#pub-methods">Public Member Functions</a> |
<a href="#pro-methods">Protected Member Functions</a> |
<a href="#pro-attribs">Protected Attributes</a> |
<a href="#friends">Friends</a> |
<a href="classb2_distance_joint-members.html">List of all members</a> </div>
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<div class="title">b2DistanceJoint Class Reference</div> </div>
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<p><code>#include <<a class="el" href="b2_distance_joint_8h_source.html">b2DistanceJoint.h</a>></code></p>
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Inheritance diagram for b2DistanceJoint:</div>
<div class="dyncontent">
<div class="center">
<img src="classb2_distance_joint.png" usemap="#b2DistanceJoint_map" alt=""/>
<map id="b2DistanceJoint_map" name="b2DistanceJoint_map">
<area href="classb2_joint.html" alt="b2Joint" shape="rect" coords="0,0,102,24"/>
</map>
</div></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:ab3551807ecc5582a12ac7d99cb4e5ac8"><td class="memItemLeft" align="right" valign="top"><a id="ab3551807ecc5582a12ac7d99cb4e5ac8"></a>
<a class="el" href="structb2_vec2.html">b2Vec2</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_distance_joint.html#ab3551807ecc5582a12ac7d99cb4e5ac8">GetAnchorA</a> () const</td></tr>
<tr class="memdesc:ab3551807ecc5582a12ac7d99cb4e5ac8"><td class="mdescLeft"> </td><td class="mdescRight">Get the anchor point on bodyA in world coordinates. <br /></td></tr>
<tr class="separator:ab3551807ecc5582a12ac7d99cb4e5ac8"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:abaf96d12914a797fd439e5f7f232f5b4"><td class="memItemLeft" align="right" valign="top"><a id="abaf96d12914a797fd439e5f7f232f5b4"></a>
<a class="el" href="structb2_vec2.html">b2Vec2</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_distance_joint.html#abaf96d12914a797fd439e5f7f232f5b4">GetAnchorB</a> () const</td></tr>
<tr class="memdesc:abaf96d12914a797fd439e5f7f232f5b4"><td class="mdescLeft"> </td><td class="mdescRight">Get the anchor point on bodyB in world coordinates. <br /></td></tr>
<tr class="separator:abaf96d12914a797fd439e5f7f232f5b4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae396ea13a9df2c47a267151c67b3d4fe"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structb2_vec2.html">b2Vec2</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_distance_joint.html#ae396ea13a9df2c47a267151c67b3d4fe">GetReactionForce</a> (float32 inv_dt) const</td></tr>
<tr class="separator:ae396ea13a9df2c47a267151c67b3d4fe"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab62694b1ed44d3d66f19c42be94068ad"><td class="memItemLeft" align="right" valign="top">float32 </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_distance_joint.html#ab62694b1ed44d3d66f19c42be94068ad">GetReactionTorque</a> (float32 inv_dt) const</td></tr>
<tr class="separator:ab62694b1ed44d3d66f19c42be94068ad"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aaa881128071c62f21898a75d5b20308a"><td class="memItemLeft" align="right" valign="top"><a id="aaa881128071c62f21898a75d5b20308a"></a>
const <a class="el" href="structb2_vec2.html">b2Vec2</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_distance_joint.html#aaa881128071c62f21898a75d5b20308a">GetLocalAnchorA</a> () const</td></tr>
<tr class="memdesc:aaa881128071c62f21898a75d5b20308a"><td class="mdescLeft"> </td><td class="mdescRight">The local anchor point relative to bodyA's origin. <br /></td></tr>
<tr class="separator:aaa881128071c62f21898a75d5b20308a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a214a1cca8854613d7401c9a5892a28c9"><td class="memItemLeft" align="right" valign="top"><a id="a214a1cca8854613d7401c9a5892a28c9"></a>
const <a class="el" href="structb2_vec2.html">b2Vec2</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_distance_joint.html#a214a1cca8854613d7401c9a5892a28c9">GetLocalAnchorB</a> () const</td></tr>
<tr class="memdesc:a214a1cca8854613d7401c9a5892a28c9"><td class="mdescLeft"> </td><td class="mdescRight">The local anchor point relative to bodyB's origin. <br /></td></tr>
<tr class="separator:a214a1cca8854613d7401c9a5892a28c9"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a950a0f187ef691208e50de40ed9223fe"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_distance_joint.html#a950a0f187ef691208e50de40ed9223fe">SetLength</a> (float32 length)</td></tr>
<tr class="separator:a950a0f187ef691208e50de40ed9223fe"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a7a4d8845e54abb6f8695ff6b3c78f9f9"><td class="memItemLeft" align="right" valign="top"><a id="a7a4d8845e54abb6f8695ff6b3c78f9f9"></a>
float32 </td><td class="memItemRight" valign="bottom"><b>GetLength</b> () const</td></tr>
<tr class="separator:a7a4d8845e54abb6f8695ff6b3c78f9f9"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1a12446f8926a1324edd481d9cd28c8a"><td class="memItemLeft" align="right" valign="top"><a id="a1a12446f8926a1324edd481d9cd28c8a"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_distance_joint.html#a1a12446f8926a1324edd481d9cd28c8a">SetFrequency</a> (float32 hz)</td></tr>
<tr class="memdesc:a1a12446f8926a1324edd481d9cd28c8a"><td class="mdescLeft"> </td><td class="mdescRight">Set/get frequency in Hz. <br /></td></tr>
<tr class="separator:a1a12446f8926a1324edd481d9cd28c8a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a9f7bfb48940bbc8dbef27600e327a739"><td class="memItemLeft" align="right" valign="top"><a id="a9f7bfb48940bbc8dbef27600e327a739"></a>
float32 </td><td class="memItemRight" valign="bottom"><b>GetFrequency</b> () const</td></tr>
<tr class="separator:a9f7bfb48940bbc8dbef27600e327a739"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a58da61301a1f1398a715107b76649923"><td class="memItemLeft" align="right" valign="top"><a id="a58da61301a1f1398a715107b76649923"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_distance_joint.html#a58da61301a1f1398a715107b76649923">SetDampingRatio</a> (float32 ratio)</td></tr>
<tr class="memdesc:a58da61301a1f1398a715107b76649923"><td class="mdescLeft"> </td><td class="mdescRight">Set/get damping ratio. <br /></td></tr>
<tr class="separator:a58da61301a1f1398a715107b76649923"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5c8ee3cfcadc356b957d71582b720056"><td class="memItemLeft" align="right" valign="top"><a id="a5c8ee3cfcadc356b957d71582b720056"></a>
float32 </td><td class="memItemRight" valign="bottom"><b>GetDampingRatio</b> () const</td></tr>
<tr class="separator:a5c8ee3cfcadc356b957d71582b720056"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3cebcc6ccce6f3c24432cd130fd53517"><td class="memItemLeft" align="right" valign="top"><a id="a3cebcc6ccce6f3c24432cd130fd53517"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_distance_joint.html#a3cebcc6ccce6f3c24432cd130fd53517">Dump</a> ()</td></tr>
<tr class="memdesc:a3cebcc6ccce6f3c24432cd130fd53517"><td class="mdescLeft"> </td><td class="mdescRight">Dump joint to dmLog. <br /></td></tr>
<tr class="separator:a3cebcc6ccce6f3c24432cd130fd53517"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_classb2_joint"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classb2_joint')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="classb2_joint.html">b2Joint</a></td></tr>
<tr class="memitem:ac56eef62fe1ac7c9e5e21a79fb035255 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="ac56eef62fe1ac7c9e5e21a79fb035255"></a>
b2JointType </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#ac56eef62fe1ac7c9e5e21a79fb035255">GetType</a> () const</td></tr>
<tr class="memdesc:ac56eef62fe1ac7c9e5e21a79fb035255 inherit pub_methods_classb2_joint"><td class="mdescLeft"> </td><td class="mdescRight">Get the type of the concrete joint. <br /></td></tr>
<tr class="separator:ac56eef62fe1ac7c9e5e21a79fb035255 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a2ed5eca3dbdce48665c14452b280613f inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="a2ed5eca3dbdce48665c14452b280613f"></a>
<a class="el" href="classb2_body.html">b2Body</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a2ed5eca3dbdce48665c14452b280613f">GetBodyA</a> ()</td></tr>
<tr class="memdesc:a2ed5eca3dbdce48665c14452b280613f inherit pub_methods_classb2_joint"><td class="mdescLeft"> </td><td class="mdescRight">Get the first body attached to this joint. <br /></td></tr>
<tr class="separator:a2ed5eca3dbdce48665c14452b280613f inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a700b3d4c87f34f456151b9598e4641a0 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="a700b3d4c87f34f456151b9598e4641a0"></a>
<a class="el" href="classb2_body.html">b2Body</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a700b3d4c87f34f456151b9598e4641a0">GetBodyB</a> ()</td></tr>
<tr class="memdesc:a700b3d4c87f34f456151b9598e4641a0 inherit pub_methods_classb2_joint"><td class="mdescLeft"> </td><td class="mdescRight">Get the second body attached to this joint. <br /></td></tr>
<tr class="separator:a700b3d4c87f34f456151b9598e4641a0 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1a0e2137b631010750c728cb4e276e5d inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="a1a0e2137b631010750c728cb4e276e5d"></a>
<a class="el" href="classb2_joint.html">b2Joint</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a1a0e2137b631010750c728cb4e276e5d">GetNext</a> ()</td></tr>
<tr class="memdesc:a1a0e2137b631010750c728cb4e276e5d inherit pub_methods_classb2_joint"><td class="mdescLeft"> </td><td class="mdescRight">Get the next joint the world joint list. <br /></td></tr>
<tr class="separator:a1a0e2137b631010750c728cb4e276e5d inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aac18301414d6ca0a20aefb471c709e78 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="aac18301414d6ca0a20aefb471c709e78"></a>
const <a class="el" href="classb2_joint.html">b2Joint</a> * </td><td class="memItemRight" valign="bottom"><b>GetNext</b> () const</td></tr>
<tr class="separator:aac18301414d6ca0a20aefb471c709e78 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a798c593c7a4958d408bca10f3b3788f9 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="a798c593c7a4958d408bca10f3b3788f9"></a>
void * </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a798c593c7a4958d408bca10f3b3788f9">GetUserData</a> () const</td></tr>
<tr class="memdesc:a798c593c7a4958d408bca10f3b3788f9 inherit pub_methods_classb2_joint"><td class="mdescLeft"> </td><td class="mdescRight">Get the user data pointer. <br /></td></tr>
<tr class="separator:a798c593c7a4958d408bca10f3b3788f9 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a492f2d02496437572aaec6013ebdc1c8 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="a492f2d02496437572aaec6013ebdc1c8"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a492f2d02496437572aaec6013ebdc1c8">SetUserData</a> (void *data)</td></tr>
<tr class="memdesc:a492f2d02496437572aaec6013ebdc1c8 inherit pub_methods_classb2_joint"><td class="mdescLeft"> </td><td class="mdescRight">Set the user data pointer. <br /></td></tr>
<tr class="separator:a492f2d02496437572aaec6013ebdc1c8 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae9cfbd158216c9855c2f018ff3c9c922 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="ae9cfbd158216c9855c2f018ff3c9c922"></a>
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#ae9cfbd158216c9855c2f018ff3c9c922">IsActive</a> () const</td></tr>
<tr class="memdesc:ae9cfbd158216c9855c2f018ff3c9c922 inherit pub_methods_classb2_joint"><td class="mdescLeft"> </td><td class="mdescRight">Short-cut function to determine if either body is inactive. <br /></td></tr>
<tr class="separator:ae9cfbd158216c9855c2f018ff3c9c922 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a48492903df96c8a7b8cad8ed826f8cb0 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a48492903df96c8a7b8cad8ed826f8cb0">GetCollideConnected</a> () const</td></tr>
<tr class="separator:a48492903df96c8a7b8cad8ed826f8cb0 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a7804f649e993dc0fd9ae47fde5601f90 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="a7804f649e993dc0fd9ae47fde5601f90"></a>
virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a7804f649e993dc0fd9ae47fde5601f90">ShiftOrigin</a> (const <a class="el" href="structb2_vec2.html">b2Vec2</a> &newOrigin)</td></tr>
<tr class="memdesc:a7804f649e993dc0fd9ae47fde5601f90 inherit pub_methods_classb2_joint"><td class="mdescLeft"> </td><td class="mdescRight">Shift the origin for any points stored in world coordinates. <br /></td></tr>
<tr class="separator:a7804f649e993dc0fd9ae47fde5601f90 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr class="memitem:ad2bb6de92a47868629a7397e23256454"><td class="memItemLeft" align="right" valign="top"><a id="ad2bb6de92a47868629a7397e23256454"></a>
 </td><td class="memItemRight" valign="bottom"><b>b2DistanceJoint</b> (const <a class="el" href="structb2_distance_joint_def.html">b2DistanceJointDef</a> *data)</td></tr>
<tr class="separator:ad2bb6de92a47868629a7397e23256454"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a2062ea8f1c89f8ccc3f053bbc7211b12"><td class="memItemLeft" align="right" valign="top"><a id="a2062ea8f1c89f8ccc3f053bbc7211b12"></a>
void </td><td class="memItemRight" valign="bottom"><b>InitVelocityConstraints</b> (const <a class="el" href="structb2_solver_data.html">b2SolverData</a> &data)</td></tr>
<tr class="separator:a2062ea8f1c89f8ccc3f053bbc7211b12"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:acbed5cd22ea4ccb44e4defe5f5aabe77"><td class="memItemLeft" align="right" valign="top"><a id="acbed5cd22ea4ccb44e4defe5f5aabe77"></a>
void </td><td class="memItemRight" valign="bottom"><b>SolveVelocityConstraints</b> (const <a class="el" href="structb2_solver_data.html">b2SolverData</a> &data)</td></tr>
<tr class="separator:acbed5cd22ea4ccb44e4defe5f5aabe77"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1e8b3a477067cf9273fb78fbec1a1556"><td class="memItemLeft" align="right" valign="top"><a id="a1e8b3a477067cf9273fb78fbec1a1556"></a>
bool </td><td class="memItemRight" valign="bottom"><b>SolvePositionConstraints</b> (const <a class="el" href="structb2_solver_data.html">b2SolverData</a> &data)</td></tr>
<tr class="separator:a1e8b3a477067cf9273fb78fbec1a1556"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pro_methods_classb2_joint"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_classb2_joint')"><img src="closed.png" alt="-"/> Protected Member Functions inherited from <a class="el" href="classb2_joint.html">b2Joint</a></td></tr>
<tr class="memitem:a8d6cce91546335fe95325d5e29c06a19 inherit pro_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="a8d6cce91546335fe95325d5e29c06a19"></a>
 </td><td class="memItemRight" valign="bottom"><b>b2Joint</b> (const <a class="el" href="structb2_joint_def.html">b2JointDef</a> *def)</td></tr>
<tr class="separator:a8d6cce91546335fe95325d5e29c06a19 inherit pro_methods_classb2_joint"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-attribs"></a>
Protected Attributes</h2></td></tr>
<tr class="memitem:a90327211c322fa19ea7b8c58d0c27ea8"><td class="memItemLeft" align="right" valign="top"><a id="a90327211c322fa19ea7b8c58d0c27ea8"></a>
float32 </td><td class="memItemRight" valign="bottom"><b>m_frequencyHz</b></td></tr>
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float32 </td><td class="memItemRight" valign="bottom"><b>m_dampingRatio</b></td></tr>
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float32 </td><td class="memItemRight" valign="bottom"><b>m_bias</b></td></tr>
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float32 </td><td class="memItemRight" valign="bottom"><b>m_gamma</b></td></tr>
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float32 </td><td class="memItemRight" valign="bottom"><b>m_impulse</b></td></tr>
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float32 </td><td class="memItemRight" valign="bottom"><b>m_length</b></td></tr>
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int32 </td><td class="memItemRight" valign="bottom"><b>m_indexA</b></td></tr>
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int32 </td><td class="memItemRight" valign="bottom"><b>m_indexB</b></td></tr>
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<a class="el" href="structb2_vec2.html">b2Vec2</a> </td><td class="memItemRight" valign="bottom"><b>m_u</b></td></tr>
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<a class="el" href="structb2_vec2.html">b2Vec2</a> </td><td class="memItemRight" valign="bottom"><b>m_rA</b></td></tr>
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<a class="el" href="structb2_vec2.html">b2Vec2</a> </td><td class="memItemRight" valign="bottom"><b>m_localCenterB</b></td></tr>
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float32 </td><td class="memItemRight" valign="bottom"><b>m_invMassA</b></td></tr>
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float32 </td><td class="memItemRight" valign="bottom"><b>m_invIB</b></td></tr>
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float32 </td><td class="memItemRight" valign="bottom"><b>m_mass</b></td></tr>
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<tr class="inherit_header pro_attribs_classb2_joint"><td colspan="2" onclick="javascript:toggleInherit('pro_attribs_classb2_joint')"><img src="closed.png" alt="-"/> Protected Attributes inherited from <a class="el" href="classb2_joint.html">b2Joint</a></td></tr>
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b2JointType </td><td class="memItemRight" valign="bottom"><b>m_type</b></td></tr>
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<a class="el" href="classb2_joint.html">b2Joint</a> * </td><td class="memItemRight" valign="bottom"><b>m_prev</b></td></tr>
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<a class="el" href="classb2_joint.html">b2Joint</a> * </td><td class="memItemRight" valign="bottom"><b>m_next</b></td></tr>
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<a class="el" href="structb2_joint_edge.html">b2JointEdge</a> </td><td class="memItemRight" valign="bottom"><b>m_edgeA</b></td></tr>
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<a class="el" href="structb2_joint_edge.html">b2JointEdge</a> </td><td class="memItemRight" valign="bottom"><b>m_edgeB</b></td></tr>
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<a class="el" href="classb2_body.html">b2Body</a> * </td><td class="memItemRight" valign="bottom"><b>m_bodyA</b></td></tr>
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<a class="el" href="classb2_body.html">b2Body</a> * </td><td class="memItemRight" valign="bottom"><b>m_bodyB</b></td></tr>
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int32 </td><td class="memItemRight" valign="bottom"><b>m_index</b></td></tr>
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bool </td><td class="memItemRight" valign="bottom"><b>m_islandFlag</b></td></tr>
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bool </td><td class="memItemRight" valign="bottom"><b>m_collideConnected</b></td></tr>
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void * </td><td class="memItemRight" valign="bottom"><b>m_userData</b></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="friends"></a>
Friends</h2></td></tr>
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class </td><td class="memItemRight" valign="bottom"><b>b2Joint</b></td></tr>
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Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pro_static_methods_classb2_joint"><td colspan="2" onclick="javascript:toggleInherit('pro_static_methods_classb2_joint')"><img src="closed.png" alt="-"/> Static Protected Member Functions inherited from <a class="el" href="classb2_joint.html">b2Joint</a></td></tr>
<tr class="memitem:a2e500c93107d0bf6b0a21654528faeab inherit pro_static_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a id="a2e500c93107d0bf6b0a21654528faeab"></a>
static <a class="el" href="classb2_joint.html">b2Joint</a> * </td><td class="memItemRight" valign="bottom"><b>Create</b> (const <a class="el" href="structb2_joint_def.html">b2JointDef</a> *def, <a class="el" href="classb2_block_allocator.html">b2BlockAllocator</a> *allocator)</td></tr>
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static void </td><td class="memItemRight" valign="bottom"><b>Destroy</b> (<a class="el" href="classb2_joint.html">b2Joint</a> *joint, <a class="el" href="classb2_block_allocator.html">b2BlockAllocator</a> *allocator)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A distance joint constrains two points on two bodies to remain at a fixed distance from each other. You can view this as a massless, rigid rod. </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a id="ae396ea13a9df2c47a267151c67b3d4fe"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae396ea13a9df2c47a267151c67b3d4fe">◆ </a></span>GetReactionForce()</h2>
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<td class="memname"><a class="el" href="structb2_vec2.html">b2Vec2</a> b2DistanceJoint::GetReactionForce </td>
<td>(</td>
<td class="paramtype">float32 </td>
<td class="paramname"><em>inv_dt</em></td><td>)</td>
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<p>Get the reaction force given the inverse time step. Unit is N. </p>
<p>Implements <a class="el" href="classb2_joint.html#a7e0eddefb9b69ad050b8ef6425838a74">b2Joint</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab62694b1ed44d3d66f19c42be94068ad">◆ </a></span>GetReactionTorque()</h2>
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<td class="memname">float32 b2DistanceJoint::GetReactionTorque </td>
<td>(</td>
<td class="paramtype">float32 </td>
<td class="paramname"><em>inv_dt</em></td><td>)</td>
<td> const</td>
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<p>Get the reaction torque given the inverse time step. Unit is N*m. This is always zero for a distance joint. </p>
<p>Implements <a class="el" href="classb2_joint.html#ae355e441c2aa842777dc04e24f15ced0">b2Joint</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a950a0f187ef691208e50de40ed9223fe">◆ </a></span>SetLength()</h2>
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<td class="memname">void b2DistanceJoint::SetLength </td>
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<td class="paramtype">float32 </td>
<td class="paramname"><em>length</em></td><td>)</td>
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<p>Set/get the natural length. Manipulating the length can lead to non-physical behavior when the frequency is zero. </p>
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<hr/>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="b2_distance_joint_8h_source.html">b2DistanceJoint.h</a></li>
<li>b2DistanceJoint.cpp</li>
</ul>
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