Nulo/generativeart
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This commit is contained in:
Yongwei Xing 2021-02-26 16:13:11 +08:00
parent 85796c1348
commit 40df98ae2f
1 changed files with 3 additions and 0 deletions
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3
wave.go
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@ -11,10 +11,12 @@ type wave struct {
fn Formula fn Formula
} }
// NewWave returns a wave generator.
func NewWave(fn Formula) *wave { func NewWave(fn Formula) *wave {
return &wave{fn: fn} return &wave{fn: fn}
} }
// GenerativePolar draws the image in polar coordinator system.
func (w *wave) GenerativePolar(c *canva, rgba color.RGBA) { func (w *wave) GenerativePolar(c *canva, rgba color.RGBA) {
for x := -math.Pi; x <= math.Pi; x += 0.01 { for x := -math.Pi; x <= math.Pi; x += 0.01 {
for y := -math.Pi; y <= math.Pi; y += 0.01 { for y := -math.Pi; y <= math.Pi; y += 0.01 {
@ -28,6 +30,7 @@ func (w *wave) GenerativePolar(c *canva, rgba color.RGBA) {
} }
} }
// Generative draws the image in cartesian coordinator system.
func (w *wave) Generative(c *canva, rgba color.RGBA) { func (w *wave) Generative(c *canva, rgba color.RGBA) {
for x := -math.Pi; x <= math.Pi; x += 0.008 { for x := -math.Pi; x <= math.Pi; x += 0.008 {
for y := -math.Pi; y <= math.Pi; y += 0.008 { for y := -math.Pi; y <= math.Pi; y += 0.008 {