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28 lines
667 B
Plaintext
28 lines
667 B
Plaintext
/// Clears the matrix's a-f variables to identity.
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/matrix/proc/Clear()
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a = 1
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b = 0
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c = 0
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d = 0
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e = 1
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f = 0
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return src
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/// Runs Scale, Turn, and Translate if supplied parameters, then multiplies by others if set.
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/matrix/proc/Update(scale_x, scale_y, rotation, offset_x, offset_y, list/others)
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var/x_null = isnull(scale_x)
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var/y_null = isnull(scale_y)
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if (!x_null || !y_null)
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Scale(x_null ? 1 : scale_x, y_null ? 1 : scale_y)
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if (!isnull(rotation))
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Turn(rotation)
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if (offset_x || offset_y)
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Translate(offset_x || 0, offset_y || 0)
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if (islist(others))
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for (var/other in others)
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Multiply(other)
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else if (others)
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Multiply(others)
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return src
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