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-rw-r--r--vendor/golang.org/x/image/vector/vector_test.go519
1 files changed, 0 insertions, 519 deletions
diff --git a/vendor/golang.org/x/image/vector/vector_test.go b/vendor/golang.org/x/image/vector/vector_test.go
deleted file mode 100644
index 012968e02..000000000
--- a/vendor/golang.org/x/image/vector/vector_test.go
+++ /dev/null
@@ -1,519 +0,0 @@
-// Copyright 2016 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package vector
-
-// TODO: add tests for NaN and Inf coordinates.
-
-import (
- "fmt"
- "image"
- "image/color"
- "image/draw"
- "image/png"
- "math"
- "math/rand"
- "os"
- "path/filepath"
- "testing"
-)
-
-// encodePNG is useful for manually debugging the tests.
-func encodePNG(dstFilename string, src image.Image) error {
- f, err := os.Create(dstFilename)
- if err != nil {
- return err
- }
- encErr := png.Encode(f, src)
- closeErr := f.Close()
- if encErr != nil {
- return encErr
- }
- return closeErr
-}
-
-func pointOnCircle(center, radius, index, number int) (x, y float32) {
- c := float64(center)
- r := float64(radius)
- i := float64(index)
- n := float64(number)
- return float32(c + r*(math.Cos(2*math.Pi*i/n))),
- float32(c + r*(math.Sin(2*math.Pi*i/n)))
-}
-
-func TestRasterizeOutOfBounds(t *testing.T) {
- // Set this to a non-empty string such as "/tmp" to manually inspect the
- // rasterization.
- //
- // If empty, this test simply checks that calling LineTo with points out of
- // the rasterizer's bounds doesn't panic.
- const tmpDir = ""
-
- const center, radius, n = 16, 20, 16
- var z Rasterizer
- for i := 0; i < n; i++ {
- for j := 1; j < n/2; j++ {
- z.Reset(2*center, 2*center)
- z.MoveTo(1*center, 1*center)
- z.LineTo(pointOnCircle(center, radius, i+0, n))
- z.LineTo(pointOnCircle(center, radius, i+j, n))
- z.ClosePath()
-
- z.MoveTo(0*center, 0*center)
- z.LineTo(0*center, 2*center)
- z.LineTo(2*center, 2*center)
- z.LineTo(2*center, 0*center)
- z.ClosePath()
-
- dst := image.NewAlpha(z.Bounds())
- z.Draw(dst, dst.Bounds(), image.Opaque, image.Point{})
-
- if tmpDir == "" {
- continue
- }
-
- filename := filepath.Join(tmpDir, fmt.Sprintf("out-%02d-%02d.png", i, j))
- if err := encodePNG(filename, dst); err != nil {
- t.Error(err)
- }
- t.Logf("wrote %s", filename)
- }
- }
-}
-
-func TestRasterizePolygon(t *testing.T) {
- var z Rasterizer
- for radius := 4; radius <= 256; radius *= 2 {
- for n := 3; n <= 19; n += 4 {
- z.Reset(2*radius, 2*radius)
- z.MoveTo(float32(2*radius), float32(1*radius))
- for i := 1; i < n; i++ {
- z.LineTo(pointOnCircle(radius, radius, i, n))
- }
- z.ClosePath()
-
- dst := image.NewAlpha(z.Bounds())
- z.Draw(dst, dst.Bounds(), image.Opaque, image.Point{})
-
- if err := checkCornersCenter(dst); err != nil {
- t.Errorf("radius=%d, n=%d: %v", radius, n, err)
- }
- }
- }
-}
-
-func TestRasterizeAlmostAxisAligned(t *testing.T) {
- z := NewRasterizer(8, 8)
- z.MoveTo(2, 2)
- z.LineTo(6, math.Nextafter32(2, 0))
- z.LineTo(6, 6)
- z.LineTo(math.Nextafter32(2, 0), 6)
- z.ClosePath()
-
- dst := image.NewAlpha(z.Bounds())
- z.Draw(dst, dst.Bounds(), image.Opaque, image.Point{})
-
- if err := checkCornersCenter(dst); err != nil {
- t.Error(err)
- }
-}
-
-func TestRasterizeWideAlmostHorizontalLines(t *testing.T) {
- var z Rasterizer
- for i := uint(3); i < 16; i++ {
- x := float32(int(1 << i))
-
- z.Reset(8, 8)
- z.MoveTo(-x, 3)
- z.LineTo(+x, 4)
- z.LineTo(+x, 6)
- z.LineTo(-x, 6)
- z.ClosePath()
-
- dst := image.NewAlpha(z.Bounds())
- z.Draw(dst, dst.Bounds(), image.Opaque, image.Point{})
-
- if err := checkCornersCenter(dst); err != nil {
- t.Errorf("i=%d: %v", i, err)
- }
- }
-}
-
-func TestRasterize30Degrees(t *testing.T) {
- z := NewRasterizer(8, 8)
- z.MoveTo(4, 4)
- z.LineTo(8, 4)
- z.LineTo(4, 6)
- z.ClosePath()
-
- dst := image.NewAlpha(z.Bounds())
- z.Draw(dst, dst.Bounds(), image.Opaque, image.Point{})
-
- if err := checkCornersCenter(dst); err != nil {
- t.Error(err)
- }
-}
-
-func TestRasterizeRandomLineTos(t *testing.T) {
- var z Rasterizer
- for i := 5; i < 50; i++ {
- n, rng := 0, rand.New(rand.NewSource(int64(i)))
-
- z.Reset(i+2, i+2)
- z.MoveTo(float32(i/2), float32(i/2))
- for ; rng.Intn(16) != 0; n++ {
- x := 1 + rng.Intn(i)
- y := 1 + rng.Intn(i)
- z.LineTo(float32(x), float32(y))
- }
- z.ClosePath()
-
- dst := image.NewAlpha(z.Bounds())
- z.Draw(dst, dst.Bounds(), image.Opaque, image.Point{})
-
- if err := checkCorners(dst); err != nil {
- t.Errorf("i=%d (%d nodes): %v", i, n, err)
- }
- }
-}
-
-// checkCornersCenter checks that the corners of the image are all 0x00 and the
-// center is 0xff.
-func checkCornersCenter(m *image.Alpha) error {
- if err := checkCorners(m); err != nil {
- return err
- }
- size := m.Bounds().Size()
- center := m.Pix[(size.Y/2)*m.Stride+(size.X/2)]
- if center != 0xff {
- return fmt.Errorf("center: got %#02x, want 0xff", center)
- }
- return nil
-}
-
-// checkCorners checks that the corners of the image are all 0x00.
-func checkCorners(m *image.Alpha) error {
- size := m.Bounds().Size()
- corners := [4]uint8{
- m.Pix[(0*size.Y+0)*m.Stride+(0*size.X+0)],
- m.Pix[(0*size.Y+0)*m.Stride+(1*size.X-1)],
- m.Pix[(1*size.Y-1)*m.Stride+(0*size.X+0)],
- m.Pix[(1*size.Y-1)*m.Stride+(1*size.X-1)],
- }
- if corners != [4]uint8{} {
- return fmt.Errorf("corners were not all zero: %v", corners)
- }
- return nil
-}
-
-var basicMask = []byte{
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xe3, 0xaa, 0x3e, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfa, 0x5f, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x24, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xa1, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x14, 0x00, 0x00,
- 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x4a, 0x00, 0x00,
- 0x00, 0x00, 0xcc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x81, 0x00, 0x00,
- 0x00, 0x00, 0x66, 0xff, 0xff, 0xff, 0xff, 0xff, 0xef, 0xe4, 0xff, 0xff, 0xff, 0xb6, 0x00, 0x00,
- 0x00, 0x00, 0x0c, 0xf2, 0xff, 0xff, 0xfe, 0x9e, 0x15, 0x00, 0x15, 0x96, 0xff, 0xce, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x88, 0xfc, 0xe3, 0x43, 0x00, 0x00, 0x00, 0x00, 0x06, 0xcd, 0xdc, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x10, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x25, 0xde, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x56, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-}
-
-func testBasicPath(t *testing.T, prefix string, dst draw.Image, src image.Image, op draw.Op, want []byte) {
- z := NewRasterizer(16, 16)
- z.MoveTo(2, 2)
- z.LineTo(8, 2)
- z.QuadTo(14, 2, 14, 14)
- z.CubeTo(8, 2, 5, 20, 2, 8)
- z.ClosePath()
-
- z.DrawOp = op
- z.Draw(dst, z.Bounds(), src, image.Point{})
-
- var got []byte
- switch dst := dst.(type) {
- case *image.Alpha:
- got = dst.Pix
- case *image.RGBA:
- got = dst.Pix
- default:
- t.Errorf("%s: unrecognized dst image type %T", prefix, dst)
- }
-
- if len(got) != len(want) {
- t.Errorf("%s: len(got)=%d and len(want)=%d differ", prefix, len(got), len(want))
- return
- }
- for i := range got {
- delta := int(got[i]) - int(want[i])
- // The +/- 2 allows different implementations to give different
- // rounding errors.
- if delta < -2 || +2 < delta {
- t.Errorf("%s: i=%d: got %#02x, want %#02x", prefix, i, got[i], want[i])
- return
- }
- }
-}
-
-func TestBasicPathDstAlpha(t *testing.T) {
- for _, background := range []uint8{0x00, 0x80} {
- for _, op := range []draw.Op{draw.Over, draw.Src} {
- for _, xPadding := range []int{0, 7} {
- bounds := image.Rect(0, 0, 16+xPadding, 16)
- dst := image.NewAlpha(bounds)
- for i := range dst.Pix {
- dst.Pix[i] = background
- }
-
- want := make([]byte, len(dst.Pix))
- copy(want, dst.Pix)
-
- if op == draw.Over && background == 0x80 {
- for y := 0; y < 16; y++ {
- for x := 0; x < 16; x++ {
- ma := basicMask[16*y+x]
- i := dst.PixOffset(x, y)
- want[i] = 0xff - (0xff-ma)/2
- }
- }
- } else {
- for y := 0; y < 16; y++ {
- for x := 0; x < 16; x++ {
- ma := basicMask[16*y+x]
- i := dst.PixOffset(x, y)
- want[i] = ma
- }
- }
- }
-
- prefix := fmt.Sprintf("background=%#02x, op=%v, xPadding=%d", background, op, xPadding)
- testBasicPath(t, prefix, dst, image.Opaque, op, want)
- }
- }
- }
-}
-
-func TestBasicPathDstRGBA(t *testing.T) {
- blue := image.NewUniform(color.RGBA{0x00, 0x00, 0xff, 0xff})
-
- for _, op := range []draw.Op{draw.Over, draw.Src} {
- for _, xPadding := range []int{0, 7} {
- bounds := image.Rect(0, 0, 16+xPadding, 16)
- dst := image.NewRGBA(bounds)
- for y := bounds.Min.Y; y < bounds.Max.Y; y++ {
- for x := bounds.Min.X; x < bounds.Max.X; x++ {
- dst.SetRGBA(x, y, color.RGBA{
- R: uint8(y * 0x07),
- G: uint8(x * 0x05),
- B: 0x00,
- A: 0x80,
- })
- }
- }
-
- want := make([]byte, len(dst.Pix))
- copy(want, dst.Pix)
-
- if op == draw.Over {
- for y := 0; y < 16; y++ {
- for x := 0; x < 16; x++ {
- ma := basicMask[16*y+x]
- i := dst.PixOffset(x, y)
- want[i+0] = uint8((uint32(0xff-ma) * uint32(y*0x07)) / 0xff)
- want[i+1] = uint8((uint32(0xff-ma) * uint32(x*0x05)) / 0xff)
- want[i+2] = ma
- want[i+3] = ma/2 + 0x80
- }
- }
- } else {
- for y := 0; y < 16; y++ {
- for x := 0; x < 16; x++ {
- ma := basicMask[16*y+x]
- i := dst.PixOffset(x, y)
- want[i+0] = 0x00
- want[i+1] = 0x00
- want[i+2] = ma
- want[i+3] = ma
- }
- }
- }
-
- prefix := fmt.Sprintf("op=%v, xPadding=%d", op, xPadding)
- testBasicPath(t, prefix, dst, blue, op, want)
- }
- }
-}
-
-const (
- benchmarkGlyphWidth = 893
- benchmarkGlyphHeight = 1122
-)
-
-type benchmarkGlyphDatum struct {
- // n being 0, 1 or 2 means moveTo, lineTo or quadTo.
- n uint32
- px float32
- py float32
- qx float32
- qy float32
-}
-
-// benchmarkGlyphData is the 'a' glyph from the Roboto Regular font, translated
-// so that its top left corner is (0, 0).
-var benchmarkGlyphData = []benchmarkGlyphDatum{
- {0, 699, 1102, 0, 0},
- {2, 683, 1070, 673, 988},
- {2, 544, 1122, 365, 1122},
- {2, 205, 1122, 102.5, 1031.5},
- {2, 0, 941, 0, 802},
- {2, 0, 633, 128.5, 539.5},
- {2, 257, 446, 490, 446},
- {1, 670, 446, 0, 0},
- {1, 670, 361, 0, 0},
- {2, 670, 264, 612, 206.5},
- {2, 554, 149, 441, 149},
- {2, 342, 149, 275, 199},
- {2, 208, 249, 208, 320},
- {1, 22, 320, 0, 0},
- {2, 22, 239, 79.5, 163.5},
- {2, 137, 88, 235.5, 44},
- {2, 334, 0, 452, 0},
- {2, 639, 0, 745, 93.5},
- {2, 851, 187, 855, 351},
- {1, 855, 849, 0, 0},
- {2, 855, 998, 893, 1086},
- {1, 893, 1102, 0, 0},
- {1, 699, 1102, 0, 0},
- {0, 392, 961, 0, 0},
- {2, 479, 961, 557, 916},
- {2, 635, 871, 670, 799},
- {1, 670, 577, 0, 0},
- {1, 525, 577, 0, 0},
- {2, 185, 577, 185, 776},
- {2, 185, 863, 243, 912},
- {2, 301, 961, 392, 961},
-}
-
-func scaledBenchmarkGlyphData(height int) (width int, data []benchmarkGlyphDatum) {
- scale := float32(height) / benchmarkGlyphHeight
-
- // Clone the benchmarkGlyphData slice and scale its coordinates.
- data = append(data, benchmarkGlyphData...)
- for i := range data {
- data[i].px *= scale
- data[i].py *= scale
- data[i].qx *= scale
- data[i].qy *= scale
- }
-
- return int(math.Ceil(float64(benchmarkGlyphWidth * scale))), data
-}
-
-// benchGlyph benchmarks rasterizing a TrueType glyph.
-//
-// Note that, compared to the github.com/google/font-go prototype, the height
-// here is the height of the bounding box, not the pixels per em used to scale
-// a glyph's vectors. A height of 64 corresponds to a ppem greater than 64.
-func benchGlyph(b *testing.B, colorModel byte, loose bool, height int, op draw.Op) {
- width, data := scaledBenchmarkGlyphData(height)
- z := NewRasterizer(width, height)
-
- bounds := z.Bounds()
- if loose {
- bounds.Max.X++
- }
- dst, src := draw.Image(nil), image.Image(nil)
- switch colorModel {
- case 'A':
- dst = image.NewAlpha(bounds)
- src = image.Opaque
- case 'N':
- dst = image.NewNRGBA(bounds)
- src = image.NewUniform(color.NRGBA{0x40, 0x80, 0xc0, 0xff})
- case 'R':
- dst = image.NewRGBA(bounds)
- src = image.NewUniform(color.RGBA{0x40, 0x80, 0xc0, 0xff})
- default:
- b.Fatal("unsupported color model")
- }
- bounds = z.Bounds()
-
- b.ResetTimer()
- for i := 0; i < b.N; i++ {
- z.Reset(width, height)
- z.DrawOp = op
- for _, d := range data {
- switch d.n {
- case 0:
- z.MoveTo(d.px, d.py)
- case 1:
- z.LineTo(d.px, d.py)
- case 2:
- z.QuadTo(d.px, d.py, d.qx, d.qy)
- }
- }
- z.Draw(dst, bounds, src, image.Point{})
- }
-}
-
-// The heights 16, 32, 64, 128, 256, 1024 include numbers both above and below
-// the floatingPointMathThreshold constant (512).
-
-func BenchmarkGlyphAlpha16Over(b *testing.B) { benchGlyph(b, 'A', false, 16, draw.Over) }
-func BenchmarkGlyphAlpha16Src(b *testing.B) { benchGlyph(b, 'A', false, 16, draw.Src) }
-func BenchmarkGlyphAlpha32Over(b *testing.B) { benchGlyph(b, 'A', false, 32, draw.Over) }
-func BenchmarkGlyphAlpha32Src(b *testing.B) { benchGlyph(b, 'A', false, 32, draw.Src) }
-func BenchmarkGlyphAlpha64Over(b *testing.B) { benchGlyph(b, 'A', false, 64, draw.Over) }
-func BenchmarkGlyphAlpha64Src(b *testing.B) { benchGlyph(b, 'A', false, 64, draw.Src) }
-func BenchmarkGlyphAlpha128Over(b *testing.B) { benchGlyph(b, 'A', false, 128, draw.Over) }
-func BenchmarkGlyphAlpha128Src(b *testing.B) { benchGlyph(b, 'A', false, 128, draw.Src) }
-func BenchmarkGlyphAlpha256Over(b *testing.B) { benchGlyph(b, 'A', false, 256, draw.Over) }
-func BenchmarkGlyphAlpha256Src(b *testing.B) { benchGlyph(b, 'A', false, 256, draw.Src) }
-func BenchmarkGlyphAlpha1024Over(b *testing.B) { benchGlyph(b, 'A', false, 1024, draw.Over) }
-func BenchmarkGlyphAlpha1024Src(b *testing.B) { benchGlyph(b, 'A', false, 1024, draw.Src) }
-
-func BenchmarkGlyphAlphaLoose16Over(b *testing.B) { benchGlyph(b, 'A', true, 16, draw.Over) }
-func BenchmarkGlyphAlphaLoose16Src(b *testing.B) { benchGlyph(b, 'A', true, 16, draw.Src) }
-func BenchmarkGlyphAlphaLoose32Over(b *testing.B) { benchGlyph(b, 'A', true, 32, draw.Over) }
-func BenchmarkGlyphAlphaLoose32Src(b *testing.B) { benchGlyph(b, 'A', true, 32, draw.Src) }
-func BenchmarkGlyphAlphaLoose64Over(b *testing.B) { benchGlyph(b, 'A', true, 64, draw.Over) }
-func BenchmarkGlyphAlphaLoose64Src(b *testing.B) { benchGlyph(b, 'A', true, 64, draw.Src) }
-func BenchmarkGlyphAlphaLoose128Over(b *testing.B) { benchGlyph(b, 'A', true, 128, draw.Over) }
-func BenchmarkGlyphAlphaLoose128Src(b *testing.B) { benchGlyph(b, 'A', true, 128, draw.Src) }
-func BenchmarkGlyphAlphaLoose256Over(b *testing.B) { benchGlyph(b, 'A', true, 256, draw.Over) }
-func BenchmarkGlyphAlphaLoose256Src(b *testing.B) { benchGlyph(b, 'A', true, 256, draw.Src) }
-func BenchmarkGlyphAlphaLoose1024Over(b *testing.B) { benchGlyph(b, 'A', true, 1024, draw.Over) }
-func BenchmarkGlyphAlphaLoose1024Src(b *testing.B) { benchGlyph(b, 'A', true, 1024, draw.Src) }
-
-func BenchmarkGlyphRGBA16Over(b *testing.B) { benchGlyph(b, 'R', false, 16, draw.Over) }
-func BenchmarkGlyphRGBA16Src(b *testing.B) { benchGlyph(b, 'R', false, 16, draw.Src) }
-func BenchmarkGlyphRGBA32Over(b *testing.B) { benchGlyph(b, 'R', false, 32, draw.Over) }
-func BenchmarkGlyphRGBA32Src(b *testing.B) { benchGlyph(b, 'R', false, 32, draw.Src) }
-func BenchmarkGlyphRGBA64Over(b *testing.B) { benchGlyph(b, 'R', false, 64, draw.Over) }
-func BenchmarkGlyphRGBA64Src(b *testing.B) { benchGlyph(b, 'R', false, 64, draw.Src) }
-func BenchmarkGlyphRGBA128Over(b *testing.B) { benchGlyph(b, 'R', false, 128, draw.Over) }
-func BenchmarkGlyphRGBA128Src(b *testing.B) { benchGlyph(b, 'R', false, 128, draw.Src) }
-func BenchmarkGlyphRGBA256Over(b *testing.B) { benchGlyph(b, 'R', false, 256, draw.Over) }
-func BenchmarkGlyphRGBA256Src(b *testing.B) { benchGlyph(b, 'R', false, 256, draw.Src) }
-func BenchmarkGlyphRGBA1024Over(b *testing.B) { benchGlyph(b, 'R', false, 1024, draw.Over) }
-func BenchmarkGlyphRGBA1024Src(b *testing.B) { benchGlyph(b, 'R', false, 1024, draw.Src) }
-
-func BenchmarkGlyphNRGBA16Over(b *testing.B) { benchGlyph(b, 'N', false, 16, draw.Over) }
-func BenchmarkGlyphNRGBA16Src(b *testing.B) { benchGlyph(b, 'N', false, 16, draw.Src) }
-func BenchmarkGlyphNRGBA32Over(b *testing.B) { benchGlyph(b, 'N', false, 32, draw.Over) }
-func BenchmarkGlyphNRGBA32Src(b *testing.B) { benchGlyph(b, 'N', false, 32, draw.Src) }
-func BenchmarkGlyphNRGBA64Over(b *testing.B) { benchGlyph(b, 'N', false, 64, draw.Over) }
-func BenchmarkGlyphNRGBA64Src(b *testing.B) { benchGlyph(b, 'N', false, 64, draw.Src) }
-func BenchmarkGlyphNRGBA128Over(b *testing.B) { benchGlyph(b, 'N', false, 128, draw.Over) }
-func BenchmarkGlyphNRGBA128Src(b *testing.B) { benchGlyph(b, 'N', false, 128, draw.Src) }
-func BenchmarkGlyphNRGBA256Over(b *testing.B) { benchGlyph(b, 'N', false, 256, draw.Over) }
-func BenchmarkGlyphNRGBA256Src(b *testing.B) { benchGlyph(b, 'N', false, 256, draw.Src) }
-func BenchmarkGlyphNRGBA1024Over(b *testing.B) { benchGlyph(b, 'N', false, 1024, draw.Over) }
-func BenchmarkGlyphNRGBA1024Src(b *testing.B) { benchGlyph(b, 'N', false, 1024, draw.Src) }