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 Screen Saver
Index -> Programming, Turing -> Turing Submissions
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The_Bean




PostPosted: Fri Mar 27, 2009 3:20 pm   Post subject: Screen Saver

Unfortunately Turing doesn't support fullscreen so it's not a real screensave, but it's close.

I originally made this in python and decided to see if turing could handle it. Surprisingly it could, and with really high speeds, enough that i actually had to slow it down.
If you want to mess around with it you can change the first 2 variables to control the rate of change between colours, and the number of points in the shape.

Turing:

var colourStep : int := 500 %Colour changing speed %1000
var numPoints := 4 %Number of points in shape %4

View.Set ("graphics:max,max,offscreenonly,nobuttonbar,title:Screen Saver")
Text.ColourBack (7)
cls
type Colour :
    record
        g, r, b : real
    end record
var c : array 1 .. 3 of Colour
c (1).r := 0
c (1).g := 0
c (1).b := 0
c (2).r := Rand.Real ()
c (2).g := Rand.Real ()
c (2).b := Rand.Real ()
c (3) := c (1)
var x, y, a : array 1 .. numPoints of real
for i : 1 .. numPoints
    x (i) := Rand.Int (0, maxx)
    y (i) := Rand.Int (0, maxy)
    a (i) := Rand.Int (0, 360)
end for
var ticker : int := 0
var timer := Time.Elapsed
loop
    c (3).r += (c (2).r - c (1).r) / colourStep
    c (3).g += (c (2).g - c (1).g) / colourStep
    c (3).b += (c (2).b - c (1).b) / colourStep
    ticker += 1
    if ticker = colourStep then
        ticker := 0
        c (1) := c (2)
        c (2).r := Rand.Real ()
        c (2).g := Rand.Real ()
        c (2).b := Rand.Real ()
    end if
    RGB.SetColour (255, c (3).r, c (3).g, c (3).b)
    for i : 1 .. numPoints
        x (i) += cosd (a (i)) * 1
        y (i) += sind (a (i)) * 1
        if x (i) > maxx then
            a (i) := Rand.Int (90, 270)
        elsif x (i) < 0 then
            a (i) := Rand.Int (-90, 90)
        end if
        if y (i) > maxy then
            a (i) := Rand.Int (180, 360)
        elsif y (i) < 0 then
            a (i) := Rand.Int (0, 180)
        end if
    end for
    for i : 1 .. numPoints
        Draw.ThickLine (round (x (i)), round (y (i)), round (x (i mod numPoints + 1)), round (y (i mod numPoints + 1)), 2, 255)
    end for
    exit when hasch
    if Time.Elapsed - timer >= 25 then
        timer := Time.Elapsed
        View.Update
    end if
    Time.DelaySinceLast(1)
end loop
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Insectoid




PostPosted: Fri Mar 27, 2009 3:28 pm   Post subject: RE:Screen Saver

Um...it's not really doing anything...just drawing a bunch of lines and stuff that make no sense. I think the coding is interesting, but the result just looks like a mess.

As it stands, this counts as a "Omg so trippy cool flashes" to me. I'm not trying to be harsh, maybe it's just buggy on my computer. Can you describe what it's supposed to look like?
andrew.




PostPosted: Fri Mar 27, 2009 4:42 pm   Post subject: RE:Screen Saver

It's pretty cool, but I think insectoid's right, it does count as "Omg so trippy cool flashes".
saltpro15




PostPosted: Fri Mar 27, 2009 5:42 pm   Post subject: RE:Screen Saver

pretty cool, I say that the coding is sufficient to keep it where it is, it's not really "OMG trippy flashes" material
SNIPERDUDE




PostPosted: Fri Mar 27, 2009 10:22 pm   Post subject: RE:Screen Saver

Hmm, on my computer (I'm not sure if it is just running slow on insectoid's computer) it seems to run smooth and quite fine.

I do believe that considering both the fact that he set is to be a 'screensaver', and the coding is sufficient enough to classify it as a programme, I don't see any problem here. Unless the "OMG trippy flashes" category includes all visual effects.

Cool gradient effect though.
Tallguy




PostPosted: Fri Apr 03, 2009 7:28 am   Post subject: RE:Screen Saver

i like it, very well done
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