diff options
| -rw-r--r-- | src/shader/code/collide.glsl | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/src/shader/code/collide.glsl b/src/shader/code/collide.glsl index 75bfd35..7b5534a 100644 --- a/src/shader/code/collide.glsl +++ b/src/shader/code/collide.glsl @@ -80,15 +80,11 @@ void setFluid(uint x, uint y, vec2 v, float d) { float density(uint x, uint y) { const uint idx = indexOfLatticeCell(x, y); - return collideCells[idx + 0] - + collideCells[idx + 1] - + collideCells[idx + 2] - + collideCells[idx + 3] - + collideCells[idx + 4] - + collideCells[idx + 5] - + collideCells[idx + 6] - + collideCells[idx + 7] - + collideCells[idx + 8]; + float d = 0.; + for ( int i = 0; i < q; ++i ) { + d += collideCells[idx + i]; + } + return d; } vec2 velocity(uint x, uint y, float d) { |