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authorConnor Moore <connor@hhmoore.ca>2026-03-23 01:40:30 -0400
committerConnor Moore <connor@hhmoore.ca>2026-03-23 01:40:30 -0400
commit5b08f435327695bb633cd21ae8252b25528de3f6 (patch)
tree7eb5cdfa0acded8eaf8f1881e8542fe7b441d67c /class/putParticleInBox.f90
parentf7ad40d801e30f542baaf471e0b0d08aacc212ee (diff)
New report and code for final submission.HEADmaster
Diffstat (limited to 'class/putParticleInBox.f90')
-rw-r--r--class/putParticleInBox.f9033
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diff --git a/class/putParticleInBox.f90 b/class/putParticleInBox.f90
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- ! intakes coordinates and outputs index
- integer function indexfxn(px, py) result(idx)
- double precision, intent(in) :: px, py
- double precision :: boxSize,yCoord
- integer :: ix, iy
-
- !> Check if particle is in box
- if(abs(px).GT.L/2 .OR. abs(py).GT.L/2) then
- !> Particle is outside, don't track it
- idx=b*b ! This is the "recycle bin" for untracked particles.
- else
- ! the sector size
- ! M = floor(L / rc)
- yCoord = - py
- ! coordinate + half length of boundary [-L/2,L/2] -> [0,L]
- ! divided by effective particle size to give coordinate
- boxSize=L/real(b,8)
- ix = floor((px + L/2.0d0)/boxSize)
- iy = floor((yCoord + L/2.0d0)/boxSize)
-
- ! for particles on the boundary
- ix = min(max(ix, 0), b-1)
- iy = min(max(iy, 0), b-1)
- if (ix < 0 .or. ix >= b .or. iy < 0 .or. iy >= b) then
- print *, "ERROR: particle outside sector grid"
- print *, "px, py =", px, py
- stop
- end if
-
- ! call rey's function
- idx = TWOtoONE(ix,iy)
- end if
- end function indexfxn