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Diffstat (limited to 'thirdparty/bullet/src/BulletSoftBody/btDefaultSoftBodySolver.cpp')
-rw-r--r-- | thirdparty/bullet/src/BulletSoftBody/btDefaultSoftBodySolver.cpp | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/thirdparty/bullet/src/BulletSoftBody/btDefaultSoftBodySolver.cpp b/thirdparty/bullet/src/BulletSoftBody/btDefaultSoftBodySolver.cpp deleted file mode 100644 index 9c20403074..0000000000 --- a/thirdparty/bullet/src/BulletSoftBody/btDefaultSoftBodySolver.cpp +++ /dev/null @@ -1,151 +0,0 @@ -/* -Bullet Continuous Collision Detection and Physics Library -Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/ - -This software is provided 'as-is', without any express or implied warranty. -In no event will the authors be held liable for any damages arising from the use of this software. -Permission is granted to anyone to use this software for any purpose, -including commercial applications, and to alter it and redistribute it freely, -subject to the following restrictions: - -1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. -2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. -3. This notice may not be removed or altered from any source distribution. -*/ - -#include "BulletCollision/CollisionShapes/btTriangleIndexVertexArray.h" -#include "BulletCollision/CollisionDispatch/btCollisionObject.h" -#include "BulletCollision/CollisionShapes/btCollisionShape.h" - -#include "btDefaultSoftBodySolver.h" -#include "BulletCollision/CollisionShapes/btCapsuleShape.h" -#include "BulletSoftBody/btSoftBody.h" - - -btDefaultSoftBodySolver::btDefaultSoftBodySolver() -{ - // Initial we will clearly need to update solver constants - // For now this is global for the cloths linked with this solver - we should probably make this body specific - // for performance in future once we understand more clearly when constants need to be updated - m_updateSolverConstants = true; -} - -btDefaultSoftBodySolver::~btDefaultSoftBodySolver() -{ -} - -// In this case the data is already in the soft bodies so there is no need for us to do anything -void btDefaultSoftBodySolver::copyBackToSoftBodies(bool bMove) -{ - -} - -void btDefaultSoftBodySolver::optimize( btAlignedObjectArray< btSoftBody * > &softBodies , bool forceUpdate) -{ - m_softBodySet.copyFromArray( softBodies ); -} - -void btDefaultSoftBodySolver::updateSoftBodies( ) -{ - for ( int i=0; i < m_softBodySet.size(); i++) - { - btSoftBody* psb=(btSoftBody*)m_softBodySet[i]; - if (psb->isActive()) - { - psb->integrateMotion(); - } - } -} // updateSoftBodies - -bool btDefaultSoftBodySolver::checkInitialized() -{ - return true; -} - -void btDefaultSoftBodySolver::solveConstraints( float solverdt ) -{ - // Solve constraints for non-solver softbodies - for(int i=0; i < m_softBodySet.size(); ++i) - { - btSoftBody* psb = static_cast<btSoftBody*>(m_softBodySet[i]); - if (psb->isActive()) - { - psb->solveConstraints(); - } - } -} // btDefaultSoftBodySolver::solveConstraints - - -void btDefaultSoftBodySolver::copySoftBodyToVertexBuffer( const btSoftBody *const softBody, btVertexBufferDescriptor *vertexBuffer ) -{ - // Currently only support CPU output buffers - // TODO: check for DX11 buffers. Take all offsets into the same DX11 buffer - // and use them together on a single kernel call if possible by setting up a - // per-cloth target buffer array for the copy kernel. - - if( vertexBuffer->getBufferType() == btVertexBufferDescriptor::CPU_BUFFER ) - { - const btAlignedObjectArray<btSoftBody::Node> &clothVertices( softBody->m_nodes ); - int numVertices = clothVertices.size(); - - const btCPUVertexBufferDescriptor *cpuVertexBuffer = static_cast< btCPUVertexBufferDescriptor* >(vertexBuffer); - float *basePointer = cpuVertexBuffer->getBasePointer(); - - if( vertexBuffer->hasVertexPositions() ) - { - const int vertexOffset = cpuVertexBuffer->getVertexOffset(); - const int vertexStride = cpuVertexBuffer->getVertexStride(); - float *vertexPointer = basePointer + vertexOffset; - - for( int vertexIndex = 0; vertexIndex < numVertices; ++vertexIndex ) - { - btVector3 position = clothVertices[vertexIndex].m_x; - *(vertexPointer + 0) = (float)position.getX(); - *(vertexPointer + 1) = (float)position.getY(); - *(vertexPointer + 2) = (float)position.getZ(); - vertexPointer += vertexStride; - } - } - if( vertexBuffer->hasNormals() ) - { - const int normalOffset = cpuVertexBuffer->getNormalOffset(); - const int normalStride = cpuVertexBuffer->getNormalStride(); - float *normalPointer = basePointer + normalOffset; - - for( int vertexIndex = 0; vertexIndex < numVertices; ++vertexIndex ) - { - btVector3 normal = clothVertices[vertexIndex].m_n; - *(normalPointer + 0) = (float)normal.getX(); - *(normalPointer + 1) = (float)normal.getY(); - *(normalPointer + 2) = (float)normal.getZ(); - normalPointer += normalStride; - } - } - } -} // btDefaultSoftBodySolver::copySoftBodyToVertexBuffer - -void btDefaultSoftBodySolver::processCollision( btSoftBody* softBody, btSoftBody* otherSoftBody) -{ - softBody->defaultCollisionHandler( otherSoftBody); -} - -// For the default solver just leave the soft body to do its collision processing -void btDefaultSoftBodySolver::processCollision( btSoftBody *softBody, const btCollisionObjectWrapper* collisionObjectWrap ) -{ - softBody->defaultCollisionHandler( collisionObjectWrap ); -} // btDefaultSoftBodySolver::processCollision - - -void btDefaultSoftBodySolver::predictMotion( float timeStep ) -{ - for ( int i=0; i < m_softBodySet.size(); ++i) - { - btSoftBody* psb = m_softBodySet[i]; - - if (psb->isActive()) - { - psb->predictMotion(timeStep); - } - } -} - |