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git-svn-id: https://reactphysics3d.googlecode.com/svn/trunk@322 92aac97c-a6ce-11dd-a772-7fcde58d38e6

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chappuis.daniel 2010-05-21 16:36:00 +00:00
parent 2f6cde24ee
commit 09b82aa42a
1 changed files with 6 additions and 3 deletions
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9
sources/reactphysics3d/mathematics/lcp/LCPProjectedGaussSeidel.cpp
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@ -43,7 +43,7 @@ void LCPProjectedGaussSeidel::solve(const Matrix** const J_sp, const Matrix** co
Body* indexBody1, indexBody2;
double deltaLambda;
uint i, iter;
Vector a(6*nbBodies);
Vector* a = new Vector(6)[nbBodies]; // Array that contains nbBodies vector of dimension 6x1
// For each constraint
for (i=0; i<nbConstraints; i++) {
@ -62,12 +62,14 @@ void LCPProjectedGaussSeidel::solve(const Matrix** const J_sp, const Matrix** co
// Clean
delete[] d;
delete[] a;
}
// Compute the vector a used in the solve() method
// Note that a = B * lambda
void LCPProjectedGaussSeidel::computeVectorA(const Vector& lambda, uint nbConstraints, const Body*** const bodyMapping,
const Matrix** const B_sp, std::map<Body*, uint> bodyNumberMappingVector& a) {
const Matrix** const B_sp, std::map<Body*, uint> bodyNumberMapping,
Vector* const a) {
uint i;
Body* indexBody1, indexBody2;
@ -77,7 +79,8 @@ void LCPProjectedGaussSeidel::computeVectorA(const Vector& lambda, uint nbConstr
for(i=0; i<nbConstraints; i++) {
indexBody1 = bodyNumberMapping[bodyMapping[i][0]];
indexBody2 = bodyNumberMapping[bodyMapping[i][1]];
// TODO : Implement this ...
a[indexBody1] = a[indexBody1] + B_sp[0][i] * lambda(i);
a[indexBody2] = a[indexBody2] + B_sp[1][i] * lambda(i);
}
}