24 lines
498 B
C
24 lines
498 B
C
#ifndef UTIL_H
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#include <cmath>
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// CONSTANTS
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const float EPSILON_E3 = 1E-3f;
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// MACROS
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#define SET_BIT(x, bit) (x |= (1UL << bit))
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#define CLEAR_BIT(x, bit) (x &= ~(1UL << bit))
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#define CHECK_BIT(x, bit) (x & (1UL << bit))
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#define DEG_TO_RAD(deg) ((deg * (float)M_PI) / 180.0f)
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#define SWAP(a, b, temp) {temp = a; a = b; b = temp;}
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#define MIN(a, b) ((a < b) ? a : b)
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#define MAX(a, b) ((a > b) ? a : b)
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#define FLOAT_EQUAL(a, b) ((fabsf(a - b) < EPSILON_E3) ? 1 : 0)
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#define UTIL_H
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#endif
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