Bitmap: Difference between revisions

Line 3,634:

Use getPixels to retrieve the colour of a pixel. As with setPixels, this function is optimised to retrieve one row at a time as an array of colour values.

<syntaxhighlight lang="maxscript">local myPixel = getPixels myBitmap [256, 256] 1</syntaxhighlight>

=={{header|MiniScript}}==

This GUI implementation is for use with [http://miniscript.org/MiniMicro Mini Micro].

// MiniMicro version of MiniScript has all the

// necessary methods built-in to complete this task.

width = 256

height = 256

colr = color.aqua

// Create the image with specified width/heigh. With

// no parameters, it defaults width/height to 64 and

// color to black

img = Image.create(width, height, colr)

// Create a diagonal line of multiple colors. Uses

// Cartesian coordinates so (0, 0) is lower left corner.

for i in range(0, 255)

img.setPixel i, i, color.rgb(i, i, i)

end for

// Get pixel color as RGBA hex values

print "Color at pixel (100, 100): " + img.pixel(100, 100)

print "Color at pixel (0, 0): " + img.pixel(0, 0)

print "Color at pixel (127, 127): " + img.pixel(127, 127)

print "Color at pixel (255, 255): " + img.pixel(255, 255)

// Display the image, resizing it to 127 x 127

gfx.drawImage img, 0, 0, 127, 127

// Save the file - accepted file extensions:

// tga, jpg, jpeg, and png (retains transparency)

// Optional third parameter is JPG compression quality.

file.saveImage "/usr/test.png", img

</syntaxhighlight>

=={{header|Modula-3}}==

Since this code is for use with other tasks, it uses an interface as well as the implementation module.