40 lines
710 B
ReStructuredText
40 lines
710 B
ReStructuredText
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Extra Math Functions/Macros
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===========================
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.. code::
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#include <graphics/math-extra.h>
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Helper functions/macros for graphics math.
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.. function:: RAD(val)
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Macro that converts a floating point degrees value to radians.
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.. function:: DEG(val)
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Macro that converts a floating point radians value to degrees.
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**LARGE_EPSILON** 1e-2f
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Large epsilon value.
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**EPSILON** 1e-4f
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Epsilon value.
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**TINY_EPSILON** 1e-5f
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Tiny Epsilon value.
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**M_INFINITE** 3.4e38f
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Infinite value
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---------------------
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.. function:: float rand_float(int positive_only)
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Generates a random floating point value (from -1.0f..1.0f, or
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0.0f..1.0f if *positive_only* is set).
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