# Global settings
set datafile separator ","
# Borrowing the ColorBrewer set 1 theme from R for colours
set linetype 1 lc rgb '#E41A1C' pt 7 ps 0.3
set linetype 2 lc rgb '#377EB8' pt 7 ps 0.3
set linetype 3 lc rgb '#4DAF4A' pt 7 ps 0.3
set linetype 4 lc rgb '#984EA3' pt 7 ps 0.3

# Logscale ad tics for cairolatex
set logscale xy 10
set format y '$10^{%T}$'

# Make them evenly spaced this time
set xtics autofreq
set mxtics 10
set mytics 10

# And look good as well
set grid xtics ytics  # Log-grid
set offsets graph 0.05, graph 0.05, graph 0.05, graph 0.05
set key above center horizontal

# === FIGURE 1: SERIAL GFORTRAN ===
set terminal cairolatex pdf size 5in,2.5in
set output "f1_n_scaling.tex"
set xlabel "Size [$N \\times N$]"
set ylabel "Wall Time [s]"
set xrange[70:15500]

plot 'gfortran_O3_serial.csv' using 1:($2 > 0 ? $2 : 1/0) with linespoints title "Row-major loop", \
     'gfortran_O3_serial.csv' using 1:($3 > 0 ? $3 : 1/0) with linespoints title "Col.-major loop", \
     'gfortran_O3_serial.csv' using 1:4 with linespoints title "\\texttt{Matmul}", \
     'gfortran_O3_serial.csv' using 1:5 with linespoints title "DGEMM", \
     1e-11*x**3 with line lc rgb 'black' dt 2 notitle

# === FIGURE 2: COMPILER COMPARISON (LOOPS) ===
#set xtics (100,150,200,300,400,500,700,1000,1500,2100,3000)
set output "f2_compilers_scaling.tex"
set xrange[40:10000]

plot 'ifx_vs_gfortran_O3_serial_results.csv' index 0 using 2:($3 > 0 ? $3 : 1/0) with linespoints title "\\texttt{gfortran}: Row-major", \
     'ifx_vs_gfortran_O3_serial_results.csv' index 0 using 2:($4 > 0 ? $4 : 1/0) with linespoints title "\\texttt{gfortran}: Col.-major", \
     'ifx_vs_gfortran_O3_serial_results.csv' index 1 using 2:($3 > 0 ? $3 : 1/0) with linespoints title "\\texttt{ifx}: Row-major", \
     'ifx_vs_gfortran_O3_serial_results.csv' index 1 using 2:($4 > 0 ? $4 : 1/0) with linespoints title "\\texttt{ifx}: Col.-major", \
     1e-11*x**3 with line lc rgb 'black' dt 2 notitle

# === FIGURE 3: COMPILER COMPARISON (BLAS) ===
#set xtics (100,150,200,300,400,500,700,1000,1500,2100,3000,4500,7000,11000)
set output "f3_compilers_scaling.tex"
set xrange[70:15500]

plot "ifx_vs_gfortran_O3_serial_results.csv" index 0 using 2:($5 > 0 ? $5 : 1/0) with linespoints title "\\texttt{gfortran}: \\texttt{matmul}", \
     "ifx_vs_gfortran_O3_serial_results.csv" index 0 using 2:($6 > 0 ? $6 : 1/0) with linespoints title "\\texttt{gfortran}: OpenBLAS", \
     "ifx_vs_gfortran_O3_serial_results.csv" index 1 using 2:($5 > 0 ? $5 : 1/0) with linespoints title "\\texttt{ifx}: \\texttt{matmul}", \
     "ifx_vs_gfortran_O3_serial_results.csv" index 1 using 2:($6 > 0 ? $6 : 1/0) with linespoints title "\\texttt{ifx}: MKL BLAS", \
     1e-11*x**3 with line lc rgb "black" dt 2 notitle

# === FIGURE 4: PARALLEL LOOPS ===
set output "f4_compilers_scaling.tex"
set xrange[40:10000]

plot "ifx_vs_gfortran_parallel_O3_results.csv" index 0 using 2:($3 > 0 ? $3 : 1/0) with linespoints title "\\texttt{gfortran}: Row-major", \
     "ifx_vs_gfortran_parallel_O3_results.csv" index 0 using 2:($4 > 0 ? $4 : 1/0) with linespoints title "\\texttt{gfortran}: Col.-major", \
     "ifx_vs_gfortran_parallel_O3_results.csv" index 1 using 2:($3 > 0 ? $3 : 1/0) with linespoints title "\\texttt{ifx}: Row-major", \
     "ifx_vs_gfortran_parallel_O3_results.csv" index 1 using 2:($4 > 0 ? $4 : 1/0) with linespoints title "\\texttt{ifx}: Col.-major", \
     1e-11*x**3 with line lc rgb 'black' dt 2 notitle

# === FIGURE 5: PARALLEL BLAS ===
set output "f5_compilers_scaling.tex"
set xrange[70:15500]

plot "ifx_vs_gfortran_parallel_O3_results.csv" index 0 using 2:($5 > 0 ? $5 : 1/0) with linespoints title "\\texttt{gfortran}: \\texttt{matmul}", \
     "ifx_vs_gfortran_parallel_O3_results.csv" index 0 using 2:($6 > 0 ? $6 : 1/0) with linespoints title "\\texttt{gfortran}: OpenBLAS", \
     "ifx_vs_gfortran_parallel_O3_results.csv" index 1 using 2:($5 > 0 ? $5 : 1/0) with linespoints title "\\texttt{ifx}: \\texttt{matmul}", \
     "ifx_vs_gfortran_parallel_O3_results.csv" index 1 using 2:($6 > 0 ? $6 : 1/0) with linespoints title "\\texttt{ifx}: MKL BLAS", \
     1e-11*x**3 with line lc rgb 'black' dt 2 notitle

# === FIGURE 6: GFORTRAN FLAGS ===
set output "f6_optflags_scaling.tex"
set xrange[40:10000]

plot "gfortran_rowloop_optflags.csv" using 1:2 with linespoints title "\\texttt{gfortran}: O1", \
     "gfortran_rowloop_optflags.csv" using 1:3 with linespoints title "\\texttt{gfortran}: O2", \
     "gfortran_rowloop_optflags.csv" using 1:4 with linespoints title "\\texttt{gfortran}: O3", \
     "gfortran_rowloop_optflags.csv" using 1:5 with linespoints title "\\texttt{gfortran}: Ofast", \
     1e-10*x**3 with line lc rgb 'black' dt 2 notitle

# === FIGURE 7: IFX FLAGS ===
set output "f7_optflags_scaling.tex"
set xrange[40:10000]

plot "ifx_rowloop_optflags.csv" using 1:2 with linespoints title "\\texttt{ifx}: O1", \
     "ifx_rowloop_optflags.csv" using 1:3 with linespoints title "\\texttt{ifx}: O2", \
     "ifx_rowloop_optflags.csv" using 1:4 with linespoints title "\\texttt{ifx}: O3", \
     "ifx_rowloop_optflags.csv" using 1:5 with linespoints title "\\texttt{ifx}: Ofast", \
     1e-11*x**3 with line lc rgb 'black' dt 2 notitle

# === FIGURE 8: PARALLEL SPEEDUP BLAS  ===
set output "f8_parallel_speedup.tex"
set xrange[70:15500]
set ytics nomirror
set y2tics
set y2label "Difference [\\%]"
set y2range [-25:85]

plot "f8_parallel.csv" using 1:2 with linespoints title "\\texttt{gfortran}: Serial OpenBLAS", \
    "f8_parallel.csv" using 1:3 with linespoints title "\\texttt{gfortran}: Parallel OpenBLAS", \
    "f8_parallel.csv" using 1:4 axes x1y2 with linespoints dt 4 title "Percent Difference (From Parallel to Serial)", \
    1e-11*x**3 with line lc rgb 'black' dt 2 notitle


# === FIGURE 9: PARALLEL SPEEDUP LOOPS  ===
set output "f9_parallel_speedup.tex"
set xrange[40:10000]
set ytics nomirror
set y2tics
set y2label "Difference [\\%]"
set y2range [-125:250]

plot "f9_parallel.csv" using 1:2 with linespoints title "\\texttt{gfortran}: Serial Loop", \
    "f9_parallel.csv" using 1:3 with linespoints title "\\texttt{gfortran}: Parallel Loop", \
    "f9_parallel.csv" using 1:4 axes x1y2 with linespoints dt 4 title "Percent Difference (From Parallel to Serial)", \
    1e-10*x**3 with line lc rgb 'black' dt 2 notitle