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made the simulation deterministic

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disable 'simdwidth' optimization for determinism (need to double-check)
made the spatial batching 3D
This commit is contained in:
erwin coumans
2013-07-14 19:16:33 -07:00
parent 4b293130bd
commit 1e31073f4b
14 changed files with 805 additions and 169 deletions
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20
src/Bullet3OpenCL/RigidBody/b3Solver.h
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@@ -32,6 +32,15 @@ subject to the following restrictions:
#define B3NEXTMULTIPLEOF(num, alignment) (((num)/(alignment) + (((num)%(alignment)==0)?0:1))*(alignment))
enum
{
B3_SOLVER_N_SPLIT_X = 8,//16,//4,
B3_SOLVER_N_SPLIT_Y = 4,//16,//4,
B3_SOLVER_N_SPLIT_Z = 8,//,
B3_SOLVER_N_CELLS = B3_SOLVER_N_SPLIT_X*B3_SOLVER_N_SPLIT_Y*B3_SOLVER_N_SPLIT_Z,
B3_SOLVER_N_BATCHES = 8,//4,//8,//4,
};
class b3SolverBase
{
public:
@@ -45,19 +54,10 @@ class b3SolverBase
float m_positionConstraintCoeff;
float m_dt;
bool m_enableParallelSolve;
float m_averageExtent;
float m_batchCellSize;
int m_staticIdx;
};
enum
{
N_SPLIT = 16,
N_BATCHES = 4,//8,//4,
N_OBJ_PER_SPLIT = 10,
N_TASKS_PER_BATCH = N_SPLIT*N_SPLIT,
};
};
class b3Solver : public b3SolverBase