Function textEffect8

examples/text_effects/main.go:283–320

Text effect 8 - Shepard's distortion

()

// Text effect 8 - Shepard's distortion
func textEffect8() {
	imagick.Initialize()
	defer imagick.Terminate()
	// This one uses d_args[0]
	mw := imagick.NewMagickWand()
	defer mw.Destroy()
	dw := imagick.NewDrawingWand()
	defer dw.Destroy()
	pw := imagick.NewPixelWand()
	defer pw.Destroy()
	// Create a 320x200 transparent canvas
	pw.SetColor("none")
	mw.NewImage(640, 480, pw)
	// Set up a 72 point font
	dw.SetFont("Verdana-Bold-Italic")
	dw.SetFontSize(72)
	// Now draw the text
	dw.Annotation(50, 240, "Magick Rocks")
	// Draw the image on to the mw
	mw.DrawImage(dw)
	d_args[0] = 150.0
	d_args[1] = 190.0
	d_args[2] = 100.0
	d_args[3] = 290.0
	d_args[4] = 500.0
	d_args[5] = 200.0
	d_args[6] = 430.0
	d_args[7] = 130.0
	// DON'T FORGET to set the correct number of arguments here
	mw.DistortImage(imagick.DISTORTION_SHEPARDS, d_args, true)
	// Trim the image
	mw.TrimImage(0)
	// Add the border
	pw.SetColor("none")
	mw.BorderImage(pw, 10, 10)
	// and write it
	mw.WriteImage("text_shepards.png")
}