Mercurial > hg > svcore
comparison base/MagnitudeRange.h @ 1429:48e9f538e6e9
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author | Chris Cannam |
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date | Thu, 01 Mar 2018 18:02:22 +0000 |
parents | 4d0d94ba2ea7 |
children | bbfb5a1e4b84 |
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1428:87ae75da6527 | 1429:48e9f538e6e9 |
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27 public: | 27 public: |
28 MagnitudeRange() : m_min(0), m_max(0) { } | 28 MagnitudeRange() : m_min(0), m_max(0) { } |
29 MagnitudeRange(float min, float max) : m_min(min), m_max(max) { } | 29 MagnitudeRange(float min, float max) : m_min(min), m_max(max) { } |
30 | 30 |
31 bool operator==(const MagnitudeRange &r) { | 31 bool operator==(const MagnitudeRange &r) { |
32 return r.m_min == m_min && r.m_max == m_max; | 32 return r.m_min == m_min && r.m_max == m_max; |
33 } | 33 } |
34 bool operator!=(const MagnitudeRange &r) { | 34 bool operator!=(const MagnitudeRange &r) { |
35 return !(*this == r); | 35 return !(*this == r); |
36 } | 36 } |
37 | 37 |
38 bool isSet() const { return (m_min != 0.f || m_max != 0.f); } | 38 bool isSet() const { return (m_min != 0.f || m_max != 0.f); } |
39 void set(float min, float max) { | 39 void set(float min, float max) { |
40 m_min = min; | 40 m_min = min; |
41 m_max = max; | 41 m_max = max; |
42 if (m_max < m_min) m_max = m_min; | 42 if (m_max < m_min) m_max = m_min; |
43 } | 43 } |
44 bool sample(float f) { | 44 bool sample(float f) { |
45 bool changed = false; | 45 bool changed = false; |
46 if (isSet()) { | 46 if (isSet()) { |
47 if (f < m_min) { m_min = f; changed = true; } | 47 if (f < m_min) { m_min = f; changed = true; } |
48 if (f > m_max) { m_max = f; changed = true; } | 48 if (f > m_max) { m_max = f; changed = true; } |
49 } else { | 49 } else { |
50 m_max = m_min = f; | 50 m_max = m_min = f; |
51 changed = true; | 51 changed = true; |
52 } | 52 } |
53 return changed; | 53 return changed; |
54 } | 54 } |
55 bool sample(const std::vector<float> &ff) { | 55 bool sample(const std::vector<float> &ff) { |
56 bool changed = false; | 56 bool changed = false; |
57 for (auto f: ff) { | 57 for (auto f: ff) { |
58 if (sample(f)) { | 58 if (sample(f)) { |
60 } | 60 } |
61 } | 61 } |
62 return changed; | 62 return changed; |
63 } | 63 } |
64 bool sample(const MagnitudeRange &r) { | 64 bool sample(const MagnitudeRange &r) { |
65 bool changed = false; | 65 bool changed = false; |
66 if (isSet()) { | 66 if (isSet()) { |
67 if (r.m_min < m_min) { m_min = r.m_min; changed = true; } | 67 if (r.m_min < m_min) { m_min = r.m_min; changed = true; } |
68 if (r.m_max > m_max) { m_max = r.m_max; changed = true; } | 68 if (r.m_max > m_max) { m_max = r.m_max; changed = true; } |
69 } else { | 69 } else { |
70 m_min = r.m_min; | 70 m_min = r.m_min; |
71 m_max = r.m_max; | 71 m_max = r.m_max; |
72 changed = true; | 72 changed = true; |
73 } | 73 } |
74 return changed; | 74 return changed; |
75 } | 75 } |
76 float getMin() const { return m_min; } | 76 float getMin() const { return m_min; } |
77 float getMax() const { return m_max; } | 77 float getMax() const { return m_max; } |
78 private: | 78 private: |
79 float m_min; | 79 float m_min; |