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basic neighbor referencing
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austin 2024-12-13 17:26:23 -05:00
parent db388b9b1f
commit 02611038f2
2 changed files with 22 additions and 22 deletions
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24
src/main/c/src/fluid/sim/grid2/density.c
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@ -71,20 +71,20 @@ LIBRARY_API void fluid_grid2_solveDiffuseDensity(
//about ~40% faster than gauss seidel
float residual = 1;
int iterations = 0;
// while(iterations < FLUID_GRID2_SOLVER_MULTIGRID_MAX_ITERATIONS && (residual > FLUID_GRID2_SOLVER_MULTIGRID_TOLERANCE || residual < -FLUID_GRID2_SOLVER_MULTIGRID_TOLERANCE)){
// residual = solver_multigrid_parallel_iterate(x,x0,a,c);
// fluid_grid2_set_bounds(environment,BOUND_SET_DENSITY_PHI,x);
// iterations++;
// }
//about ~40% slower than multigrid
for(int l = 0; l < FLUID_GRID2_LINEARSOLVERTIMES; l++){
//iterate
solver_gauss_seidel_iterate_parallel(x,x0,a,c,DIM);
//set bounds
while(iterations < FLUID_GRID2_SOLVER_MULTIGRID_MAX_ITERATIONS && (residual > FLUID_GRID2_SOLVER_MULTIGRID_TOLERANCE || residual < -FLUID_GRID2_SOLVER_MULTIGRID_TOLERANCE)){
residual = solver_multigrid_parallel_iterate(x,x0,a,c);
fluid_grid2_set_bounds(environment,BOUND_SET_DENSITY_PHI,x);
iterations++;
}
// //about ~40% slower than multigrid
// for(int l = 0; l < FLUID_GRID2_LINEARSOLVERTIMES; l++){
// //iterate
// solver_gauss_seidel_iterate_parallel(x,x0,a,c,DIM);
// //set bounds
// fluid_grid2_set_bounds(environment,BOUND_SET_DENSITY_PHI,x);
// }
}
/**

20
src/main/c/src/fluid/sim/grid2/utilities.c
View File

@ -351,10 +351,10 @@ LIBRARY_API void fluid_grid2_set_bounds(
case BOUND_SET_VECTOR_DIFFUSE_PHI_V:
case BOUND_SET_VECTOR_DIFFUSE_PHI_W:
case BOUND_SET_DENSITY_PHI:
case BOUND_SET_VECTOR_U:
case BOUND_SET_VECTOR_V:
case BOUND_SET_VECTOR_W:
case BOUND_SET_DENSITY:
// case BOUND_SET_VECTOR_U:
// case BOUND_SET_VECTOR_V:
// case BOUND_SET_VECTOR_W:
// case BOUND_SET_DENSITY:
fluid_grid2_set_bounds_reflection(environment,vector_dir,target);
break;
@ -377,12 +377,12 @@ LIBRARY_API void fluid_grid2_set_bounds(
// case BOUND_SET_VECTOR_DIFFUSE_PHI_V:
// case BOUND_SET_VECTOR_DIFFUSE_PHI_W:
// case BOUND_SET_DENSITY_PHI:
// case BOUND_SET_VECTOR_U:
// case BOUND_SET_VECTOR_V:
// case BOUND_SET_VECTOR_W:
// case BOUND_SET_DENSITY:
// fluid_grid2_set_bounds_ghost_cell(environment,vector_dir,target);
// break;
case BOUND_SET_VECTOR_U:
case BOUND_SET_VECTOR_V:
case BOUND_SET_VECTOR_W:
case BOUND_SET_DENSITY:
fluid_grid2_set_bounds_ghost_cell(environment,vector_dir,target);
break;
// case BOUND_SET_PROJECTION_PHI:
// case BOUND_SET_PROJECTION_PHI_0: