Revert "Merge branch 'main' of https://cau-git.rz.uni-kiel.de/nt/mitarbeiter/silas/imdd_simulation"
This reverts commit 798a0ca3b3
This commit is contained in:
Magnus Fischer
@@ -1,72 +1,41 @@
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function [opt_out_x,opt_out_y,state] = CNLSE_plain(opt_in_x,opt_in_y,state,useGPU,useSingle)
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function [opt_out_x,opt_out_y,state] = CNLSE_plain(opt_in_x,opt_in_y,state)
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% GPU auto-detection if not specified
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if nargin < 4 || isempty(useGPU)
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useGPU = canUseGPU();
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end
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if nargin < 5 || isempty(useSingle)
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useSingle = false;
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end
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% pre calculations
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% pre calculations
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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state.common_beta=struct('X',0,'Y',0);
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state.common_beta=struct('X',0,'Y',0);
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for n=1:2
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% get current polarization name and contrary one
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curPol = state.polNames{n};
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for n=1:2
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% get current polarization name and contrary one
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curPol = state.polNames{n};
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% extend linear transfer function depending on beta values for the current polarization
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% Was ist der Sinn dieser komischen beta notation? zB. state.beta.X = [0.3142 0 -9.1105e-28 5.1068e-41]
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for n_beta = 1:length(state.beta.(curPol))
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state.common_beta.(curPol) = state.common_beta.(curPol) + state.beta.(curPol)(n_beta) * (state.omega).^(n_beta-1) / factorial(n_beta-1);
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% extend linear transfer function depending on beta values for the current polarization
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% Was ist der Sinn dieser komischen beta notation? zB. state.beta.X = [0.3142 0 -9.1105e-28 5.1068e-41]
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for n_beta = 1:length(state.beta.(curPol))
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state.common_beta.(curPol) = state.common_beta.(curPol) + state.beta.(curPol)(n_beta) * (state.omega).^(n_beta-1) / factorial(n_beta-1);
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end
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%opt_out_struct.(curPol)=opt_in_struct.(curPol).envelope;
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end
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%opt_out_struct.(curPol)=opt_in_struct.(curPol).envelope;
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end
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beta_const = state.beta.('X')(1);
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beta_1 = state.beta.('X')(2);
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beta_2 = state.beta.('X')(3);
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beta_3 = state.beta.('X')(4);
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deltaomega = state.omega;
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beta_x = beta_const + beta_1 * deltaomega + 1/2 * beta_2 * deltaomega.^2 + 1/6 *beta_3 * deltaomega.^3;
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% opt_in_x = gpuArray(opt_in_x);
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% opt_in_y = gpuArray(opt_in_y);
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beta_const = state.beta.('X')(1);
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beta_1 = state.beta.('X')(2);
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beta_2 = state.beta.('X')(3);
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beta_3 = state.beta.('X')(4);
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deltaomega = state.omega;
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beta_x = beta_const + beta_1 * deltaomega + 1/2 * beta_2 * deltaomega.^2 + 1/6 *beta_3 * deltaomega.^3;
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% GPU Transfer (if enabled)
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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if useGPU
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% Convert to single precision if requested (faster on most GPUs)
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if useSingle
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opt_in_x = gpuArray(single(opt_in_x));
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opt_in_y = gpuArray(single(opt_in_y));
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state.common_beta.X = gpuArray(single(state.common_beta.X));
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state.common_beta.Y = gpuArray(single(state.common_beta.Y));
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state.brf.db1 = gpuArray(single(state.brf.db1));
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state.brf.db0 = gpuArray(single(state.brf.db0));
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for k = 1:numel(state.brf.matR)
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state.brf.matR{k} = gpuArray(single(state.brf.matR{k}));
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end
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else
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opt_in_x = gpuArray(opt_in_x);
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opt_in_y = gpuArray(opt_in_y);
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state.common_beta.X = gpuArray(state.common_beta.X);
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state.common_beta.Y = gpuArray(state.common_beta.Y);
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state.brf.db1 = gpuArray(state.brf.db1);
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state.brf.db0 = gpuArray(state.brf.db0);
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for k = 1:numel(state.brf.matR)
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state.brf.matR{k} = gpuArray(state.brf.matR{k});
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end
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end
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end
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% Split Step Method
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% Split Step Method
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% [opt_out_x,opt_out_y] = split_step_loop(state.L,opt_in_x,opt_in_y,state.gamma,state.SS_dzmin,state.SS_dzmax,state.SS_dphimax,state.alpha_lin,...
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% state.lin_z_test,state.corr_length,state.n_plates_done,state.missing_dz,state.brf,state.common_beta,....
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@@ -75,33 +44,35 @@ end
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% [opt_out_x,opt_out_y] = split_step_loop_mex(state.L,opt_in_x,opt_in_y,state.gamma,state.SS_dzmin,state.SS_dzmax,state.SS_dphimax,state.alpha_lin,...
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% state.lin_z_test,state.corr_length,state.n_plates_done,state.missing_dz,state.brf,state.common_beta,....
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% state.chi,state.manakov,state.beat_len);
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% get nonlinear step size
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[state.dz] = getNLstepsize(opt_in_x,opt_in_y,state.gamma,state.SS_dzmin,state.SS_dzmax,state.SS_dphimax,state.alpha_lin);
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%[state.dz] = getNLstepsize_original(state,opt_out_struct);
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state.n_step = 0;
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state.z_prop = 0;
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state.test_dz = [];
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state.powers = [];
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% get nonlinear step size
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[state.dz] = getNLstepsize(opt_in_x,opt_in_y,state.gamma,state.SS_dzmin,state.SS_dzmax,state.SS_dphimax,state.alpha_lin);
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%[state.dz] = getNLstepsize_original(state,opt_out_struct);
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tic
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state.n_step = 0;
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state.z_prop = 0;
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state.test_dz = [];
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state.powers = [];
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while state.z_prop < state.L
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while state.z_prop < state.L
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% reduce step length (dz) if we are to overshoot the fiber length
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% (L) in the next step
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if state.z_prop + state.dz > state.L
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state.dz = state.L - state.z_prop;
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end
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% update step number (n)
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state.n_step=state.n_step+1;
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% reduce step length (dz) if we are to overshoot the fiber length
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% (L) in the next step
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if state.z_prop + state.dz > state.L
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state.dz = state.L - state.z_prop;
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end
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% append current step length to logbook (dzs)
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state.dzs(state.n_step)=state.dz;
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% update step number (n)
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state.n_step=state.n_step+1;
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% append current step length to logbook (dzs)
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state.dzs(state.n_step)=state.dz;
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% half linear step
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[opt_in_x,opt_in_y,state.z_prop,state.lin_z_test,...
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% half linear step
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[opt_in_x,opt_in_y,state.z_prop,state.lin_z_test,...
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state.corr_length,state.n_plates_done,state.missing_dz,state.n_step,...
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state.test_plates,state.test_plate_numbers,state.brf,state.common_beta.X,...
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state.common_beta.Y,state.alpha_lin.X,state.alpha_lin.X]...
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@@ -111,12 +82,12 @@ while state.z_prop < state.L
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state.test_plates,state.test_plate_numbers,state.brf,state.common_beta.X,...
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state.common_beta.Y,state.alpha_lin.X,state.alpha_lin.X);
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% complete nonlinear step
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[opt_in_x,opt_in_y] = nl_step(opt_in_x,opt_in_y, state.dz, state.gamma, state.chi, state.manakov, state.beat_len ,state.alpha_lin.X, state.alpha_lin.Y);
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% half linear step
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[opt_in_x,opt_in_y,state.z_prop,state.lin_z_test,...
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% complete nonlinear step
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[opt_in_x,opt_in_y] = nl_step(opt_in_x,opt_in_y, state.dz, state.gamma, state.chi, state.manakov, state.beat_len ,state.alpha_lin.X, state.alpha_lin.Y);
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% half linear step
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[opt_in_x,opt_in_y,state.z_prop,state.lin_z_test,...
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state.corr_length,state.n_plates_done,state.missing_dz,state.n_step,...
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state.test_plates,state.test_plate_numbers,state.brf,state.common_beta.X,...
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state.common_beta.Y,state.alpha_lin.X,state.alpha_lin.X]...
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@@ -126,34 +97,24 @@ while state.z_prop < state.L
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state.test_plates,state.test_plate_numbers,state.brf,state.common_beta.X,...
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state.common_beta.Y,state.alpha_lin.X,state.alpha_lin.X);
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% get nonlinear step size
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[state.dz] = getNLstepsize(opt_in_x,opt_in_y,state.gamma,state.SS_dzmin,state.SS_dzmax,state.SS_dphimax,state.alpha_lin);
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%[state.dz] = getNLstepsize_original(state,opt_out_struct);
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% get nonlinear step size
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[state.dz] = getNLstepsize(opt_in_x,opt_in_y,state.gamma,state.SS_dzmin,state.SS_dzmax,state.SS_dphimax,state.alpha_lin);
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%[state.dz] = getNLstepsize_original(state,opt_out_struct);
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end
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% GPU Gather (if enabled)
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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if useGPU
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opt_out_x = gather(opt_in_x);
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opt_out_y = gather(opt_in_y);
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% Gather state arrays back to CPU
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state.common_beta.X = gather(state.common_beta.X);
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state.common_beta.Y = gather(state.common_beta.Y);
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state.brf.db1 = gather(state.brf.db1);
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state.brf.db0 = gather(state.brf.db0);
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for k = 1:numel(state.brf.matR)
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state.brf.matR{k} = gather(state.brf.matR{k});
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end
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else
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opt_out_x = opt_in_x;
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opt_out_y = opt_in_y;
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end
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toc
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opt_out_x = (opt_in_x);
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opt_out_y = (opt_in_y);
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% opt_out_x = gather(opt_in_x);
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% opt_out_y = gather(opt_in_y);
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end
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