go(report): add pic.go, pics.tmpl

report/pic.go

@@ -0,0 +1,71 @@
+// Copyright 2022 wanderer <a_mirre at utb dot cz>
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package report
+
+import (
+	"log"
+	"os"
+	"text/template"
+	"time"
+
+	"git.dotya.ml/wanderer/math-optim/util"
+)
+
+// Pic holds path to pic along with its caption.
+type Pic struct {
+	Caption  string
+	FilePath string
+}
+
+// PicList is a structure holding a slice of pics and {bench,algo} metadata.
+type PicList struct {
+	Algo  string
+	Bench string
+	Pics  []Pic
+}
+
+// NewPic returns a new copy of Pic.
+func NewPic() *Pic {
+	return &Pic{}
+}
+
+// NewPicList returns a new copy of PicList.
+func NewPicList() *PicList {
+	return &PicList{}
+}
+
+// SavePicsToFile saves to file a pic list of a specified algo.
+func SavePicsToFile(p PicList, algoName string) {
+	safeName := util.SanitiseFName(p.Algo + "-" + p.Bench)
+	texPicsFile := GetTexDir() + "pics-" + safeName + ".tex"
+	tmplPicsFile := "report/pics.tmpl"
+	tmplPics := template.Must(template.ParseFiles(tmplPicsFile))
+
+	// make sure the output dir exists, else die early.
+	if err := util.CreatePath(GetTexDir()); err != nil {
+		log.Fatalln(err)
+	}
+
+	f, err := os.Create(texPicsFile)
+	if err != nil {
+		log.Println(err)
+	}
+	defer f.Close()
+
+	err = tmplPics.Execute(f, struct {
+		Algo      string
+		Bench     string
+		Pics      []Pic
+		Timestamp time.Time
+	}{
+		Algo:      p.Algo,
+		Bench:     p.Bench,
+		Pics:      p.Pics,
+		Timestamp: time.Now(),
+	})
+
+	if err != nil {
+		log.Println(err)
+	}
+}

report/pics.tmpl

@@ -0,0 +1,23 @@
+% Code generated by math-optim; DO NOT EDIT.
+%
+% This file was generated by robots at
+% {{ .Timestamp }}
+% source: git.dotya.ml/wanderer/math-optim/report/pics.tmpl
+
+% This file is a part of the math-optim project.
+% project homepage: https://git.dotya.ml/wanderer/math-optim/
+
+\subsection{ {{- printf "%s - %s" .Algo .Bench -}} }
+
+{{- range $i, $v := .Pics }}
+
+\subsubsection{ {{- $v.Caption -}} }
+\begin{figure}[!hbt]
+  \centering
+  \includesvg[width=0.65\textwidth]{ {{- $v.FilePath -}} }
+  \caption{ {{- $v.Caption -}} }
+\end{figure}
+
+{{- end }}
+
+% vim: ft=gotexttmpl.tex ts=2 sts=2 sw=2 bs=2 expandtab