bench_test.go

package colorgrad

import (
	"fmt"
	"testing"
)

var colors = []string{
	"#87e575", "#e88ef2", "#7398ef", "#65c3f2", "#3e52a0", "#b659db", "#75b7ff", "#7555ba",
	"#fceac4", "#e8009e", "#cc7c26", "#e175f4", "#f959e7", "#31828e", "#e4bef7", "#a9fcc6",
	"#c122d6", "#81f9e1", "#caea81", "#47d192", "#db579d", "#ead36b", "#3c2bbc", "#9de544",
	"#e8e476", "#055d66", "#77c90c", "#bff49a", "#6b76db", "#3cf720", "#61bace", "#aa3405",
	"#a588d8", "#e2aef9", "#c0eff9", "#9b043b", "#b2ffe0", "#64e092", "#ff4cab", "#56d356",
	"#e185e2", "#ff72f3", "#ff4fbe", "#0a9366", "#dbc2f9", "#6cbacc", "#893009", "#13afaa",
	"#5208ad", "#9b1426", "#71e06d", "#c2ff0c", "#ce4244", "#ffebb5", "#169bf9", "#e58eb5",
	"#3c3ab2", "#2afca5", "#5946c4", "#ea7352", "#f46bbb", "#264daf", "#edaada", "#c6baf4",
	"#d984e8", "#61dd5f", "#1f26b7", "#f99345", "#b2d624", "#f911e2", "#bf882a", "#81f48b",
	"#a3ffba", "#13c139", "#dd7752", "#db755c", "#fcbdf2", "#f455b2", "#7414e2", "#074575",
	"#7cffef", "#dd778a", "#db55cb", "#7aa7cc", "#fcbfd2", "#b7f799", "#a65bc6", "#f242ff",
	"#f9c0b3", "#9890db", "#d01be8", "#20870e", "#f4426b", "#def260", "#521efc", "#ffbcc6",
	"#e285b9", "#0ed6f9", "#7825ed", "#f2c6ff", "#cdb2f4", "#5fd374", "#fc838d", "#27bec6",
}
var blendModes = []BlendMode{BlendRgb, BlendLinearRgb, BlendOklab}
var positions = []float64{0.73}

func BenchmarkLinearGradient(b *testing.B) {
	for _, mode := range blendModes {
		grad, err := NewGradient().
			HtmlColors(colors...).
			Mode(mode).
			Interpolation(InterpolationLinear).
			Build()

		if err != nil {
			panic(err)
		}

		for _, pos := range positions {
			b.Run(
				fmt.Sprintf("%s_at_%.2f", mode, pos), func(b *testing.B) {
					for i := 0; i < b.N; i++ {
						grad.At(pos)
					}
				})
		}
	}
}

func BenchmarkCatmullRomGradient(b *testing.B) {
	for _, mode := range blendModes {
		grad, err := NewGradient().
			HtmlColors(colors...).
			Mode(mode).
			Interpolation(InterpolationCatmullRom).
			Build()

		if err != nil {
			panic(err)
		}

		for _, pos := range positions {
			b.Run(
				fmt.Sprintf("%s_at_%.2f", mode, pos), func(b *testing.B) {
					for i := 0; i < b.N; i++ {
						grad.At(pos)
					}
				})
		}
	}
}

func BenchmarkBasisGradient(b *testing.B) {
	for _, mode := range blendModes {
		grad, err := NewGradient().
			HtmlColors(colors...).
			Mode(mode).
			Interpolation(InterpolationBasis).
			Build()

		if err != nil {
			panic(err)
		}

		for _, pos := range positions {
			b.Run(
				fmt.Sprintf("%s_at_%.2f", mode, pos), func(b *testing.B) {
					for i := 0; i < b.N; i++ {
						grad.At(pos)
					}
				})
		}
	}
}