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30 lines
915 B
30 lines
915 B
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// |
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// Purpose: Generalized 32-bit random number generator |
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// Range is 0x00000000 - 0x7FFFFFFF |
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// |
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// $NoKeywords: $ |
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//=============================================================================// |
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#ifndef RANDOM_H |
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#define RANDOM_H |
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#ifdef _WIN32 |
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#pragma once |
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#endif |
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// the random number seeding is automatic |
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#define MAX_RANDOM_RANGE 0x7FFFFFFFUL |
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// restarts random generator |
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// setting lSeed to 0 causes the current time to be used as the seed |
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// random number generator will automatically seed itself on first use with current time if this is not called |
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extern void SeedRandomNumberGenerator(long lSeed = 0); |
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// returns a random integer of range [low, high] |
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extern long RandomLong( long lLow, long lHigh ); |
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// returns a random float of range [low, high) |
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extern float RandomFloat( float flLow, float flHigh ); |
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#endif // RANDOM_H
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