Bitmap/Bresenham's line algorithm: Difference between revisions
Content added Content deleted
(Added Wren) |
(→{{header|Wart}}: Separated Wren from Wart entry and fixed an error.) |
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error += deltax</lang> |
error += deltax</lang> |
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=={{header|Wren}}== |
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{{libheader|DOME}} |
{{libheader|DOME}} |
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Requires version 1.3.0 of DOME or later. |
Requires version 1.3.0 of DOME or later. |
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| Line 4,004: | Line 4,005: | ||
var sx = (x0 < x1) ? 1 : -1 |
var sx = (x0 < x1) ? 1 : -1 |
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var sy = (y0 < y1) ? 1 : -1 |
var sy = (y0 < y1) ? 1 : -1 |
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var err = ((dx > dy |
var err = ((dx > dy ? dx : - dy) / 2).floor |
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while (true) { |
while (true) { |
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bmpPset(name, x0, y0, col) |
bmpPset(name, x0, y0, col) |
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