Color of a screen pixel: Difference between revisions
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puts [format "pixel at mouse: (%d,%d,%d)" \ |
puts [format "pixel at mouse: (%d,%d,%d)" \ |
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{*}[getPixelAtPoint {*}[winfo pointerxy .]]]</lang> |
{*}[getPixelAtPoint {*}[winfo pointerxy .]]]</lang> |
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=={{header|TI-89 BASIC}}== |
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Only the graph screen can be read. |
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pxlTest(y, x) © returns boolean |
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