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scalar_integer.hpp
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1
11 #pragma once
12
13 // Dependencies
14 #include "../detail/setup.hpp"
15 #include "../detail/qualifier.hpp"
16 #include "../detail/_vectorize.hpp"
17 #include "../detail/type_float.hpp"
18 #include "../vector_relational.hpp"
19 #include "../common.hpp"
20 #include <limits>
21
22 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
23 # pragma message("GLM: GLM_EXT_scalar_integer extension included")
24 #endif
25
26 namespace glm
27 {
30
34 template<typename genIUType>
35 GLM_FUNC_DECL bool isPowerOfTwo(genIUType v);
36
41 template<typename genIUType>
42 GLM_FUNC_DECL genIUType nextPowerOfTwo(genIUType v);
43
48 template<typename genIUType>
49 GLM_FUNC_DECL genIUType prevPowerOfTwo(genIUType v);
50
54 template<typename genIUType>
55 GLM_FUNC_DECL bool isMultiple(genIUType v, genIUType Multiple);
56
65 template<typename genIUType>
66 GLM_FUNC_DECL genIUType nextMultiple(genIUType v, genIUType Multiple);
67
76 template<typename genIUType>
77 GLM_FUNC_DECL genIUType prevMultiple(genIUType v, genIUType Multiple);
78
86 template<typename genIUType>
87 GLM_FUNC_DECL int findNSB(genIUType x, int significantBitCount);
88
90 } //namespace glm
91
92 #include "scalar_integer.inl"
glm::prevPowerOfTwo
GLM_FUNC_DECL genIUType prevPowerOfTwo(genIUType v)
Return the power of two number which value is just lower the input value, round down to a power of tw...
glm::findNSB
GLM_FUNC_DECL int findNSB(genIUType x, int significantBitCount)
Returns the bit number of the Nth significant bit set to 1 in the binary representation of value.
glm::isPowerOfTwo
GLM_FUNC_DECL bool isPowerOfTwo(genIUType v)
Return true if the value is a power of two number.
glm::nextPowerOfTwo
GLM_FUNC_DECL genIUType nextPowerOfTwo(genIUType v)
Return the power of two number which value is just higher the input value, round up to a power of two...
glm::isMultiple
GLM_FUNC_DECL bool isMultiple(genIUType v, genIUType Multiple)
Return true if the 'Value' is a multiple of 'Multiple'.
glm::nextMultiple
GLM_FUNC_DECL genIUType nextMultiple(genIUType v, genIUType Multiple)
Higher multiple number of Source.
glm::prevMultiple
GLM_FUNC_DECL genIUType prevMultiple(genIUType v, genIUType Multiple)
Lower multiple number of Source.