> Hey all,I hate to ask such a basic question, I am just juggling several
> things at the moment. Could someone drop up a quick script of
> imaging lingo that would take an image and rotate it 180degrees. I am
> major stressed, we are installing our piece, and I FOUND THAT THE
> FRAMERATE IS MUCH GREATER IF THE IMAGES ARE ROTATED 180
> DEGRESS. VERY odd. but it seems to work consistently. if i keep the
> sprites rotated at 0 degrees, the framerate is half of what it is if i
> rotatethem 180 degrees.thanks
I did some basic flipping and rotating imaging not too long ago. Hope this
helps.
-Kurt
--------------
--------------
--Sample call: member("testDest").image =
mirrorImage(member("test").image.duplicate(), "diagonalTLBR")
on mirrorImage sourceImage, axis
--need a square image to avoid distortion
squareDimension = max(sourceImage.width, sourceImage.height)
destinationImage = image(squareDimension, squareDimension,
sourceImage.depth)
tempImage = image(squareDimension, squareDimension, sourceImage.depth)
destinationRect = rect((squareDimension - sourceImage.width)/2,\
(squareDimension - sourceImage.height)/2,\
squareDimension - (squareDimension - sourceImage.width)/2,\
squareDimension - (squareDimension - sourceImage.height)/2)
tempImage.copypixels(sourceImage, destinationRect, sourceImage.rect,
[#ink:36])
sourceImage = tempImage
case axis of
"horizontal":
flipQuad = [point(0, destinationImage.height),\
point(destinationImage.width, destinationImage.height),\
point(destinationImage.width, 0),\
point(0, 0)]
"vertical":
flipQuad = [point(destinationImage.width, 0),\
point(0, 0),\
point(0, destinationImage.height),\
point(destinationImage.width, destinationImage.height)]
"diagonalTLBR":
flipQuad = [point(destinationImage.width, destinationImage.height),\
point(destinationImage.width, 0),\
point(0, 0),\
point(0, destinationImage.height)]
"diagonalTRBL":
flipQuad = [point(0, 0),\
point(0, destinationImage.height),\
point(destinationImage.width, destinationImage.height),\
point(destinationImage.width, 0)]
otherwise:
put "Invalid axis - choices are horizontal, vertical, diagonalTLBR,
diagonalTRBL"
end case
destinationImage.copyPixels(sourceImage, flipQuad, sourceImage.rect)
return destinationImage
end
--------------------------------
--member("testDest").image = rotateImage(member("test").image.duplicate(),
90)
--This only deals with 90 degree increments.
on rotateImage sourceImage, degree
--need a square image to avoid distortion
squareDimension = max(sourceImage.width, sourceImage.height)
destinationImage = image(squareDimension, squareDimension,
sourceImage.depth)
tempImage = image(squareDimension, squareDimension, sourceImage.depth)
destinationRect = rect((squareDimension - sourceImage.width)/2,\
(squareDimension - sourceImage.height)/2,\
squareDimension - (squareDimension - sourceImage.width)/2,\
squareDimension - (squareDimension - sourceImage.height)/2)
tempImage.copypixels(sourceImage, destinationRect, sourceImage.rect,
[#ink:36])
sourceImage = tempImage
case degree of
270:
rotateQuad = [point(0, destinationImage.height),\
point(0, 0),\
point(destinationImage.width, 0),\
point(destinationImage.width, destinationImage.height)]
180:
rotateQuad = [point(destinationImage.width, destinationImage.height),\
point(0, destinationImage.height),\
point(0, 0),\
point(destinationImage.width, 0)]
90:
rotateQuad = [point(destinationImage.width, 0),\
point(destinationImage.width, destinationImage.height),\
point(0, destinationImage.height),\
point(0, 0)]
otherwise:
put "Invalid degree - choices are 90, 180, 270"
end case
destinationImage.copyPixels(sourceImage, rotateQuad, sourceImage.rect)
return destinationImage
end
--------------
--------------
[To remove yourself from this list, or to change to digest mode, go to
http://www.penworks.com/lingo-l.cgi To post messages to the list, email
[EMAIL PROTECTED] (Problems, email [EMAIL PROTECTED]). Lingo-L is for
learning and helping with programming Lingo. Thanks!]
