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annotate dowa/d_math.c @ 93:be91a73d801a

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[MrJuneJune] Updated my website.
author June Park <parkjune1995@gmail.com>
date Fri, 02 Jan 2026 18:02:22 -0800
parents 655ea0b661fd
children
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92
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
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1 #include "dowa.h"
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
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2
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
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3 /* Thank you Eskil */
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
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4 uint32 Dowa_Math_Random_Uint32(uint32 seed_number)
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
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5 {
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
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6 seed_number ^= seed_number << 13;
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
diff changeset
7 seed_number ^= seed_number >> 17;
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
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8 seed_number ^= seed_number << 5;
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
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9 return seed_number & 0x7fffffff;
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
diff changeset
10
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
diff changeset
11 //seed_number = (seed_number << 13) ^ seed_number;
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
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12 //return ((seed_number * (seed_number * seed_number * 15731 + 789221) + 1376312589) & 0x7fffffff);
655ea0b661fd [Seobeo] Added few endpoints for handling files. [Dowa] Added few functions for random number and generating uuids
June Park <parkjune1995@gmail.com>
parents:
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13 }