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@ -13,7 +13,7 @@
@@ -13,7 +13,7 @@
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#ifndef M_PI_2 |
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#define M_PI_2 (M_PI / 2) |
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#endif |
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#else // Standard single precision math
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#else // Standard single precision math
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#ifdef M_PI |
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#undef M_PI |
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#endif |
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@ -35,29 +35,29 @@
@@ -35,29 +35,29 @@
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#ifndef MATH_CHECK_INDEXES |
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#define MATH_CHECK_INDEXES 0 |
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#endif |
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#define DEG_TO_RAD (M_PI / 180.0f) |
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#define RAD_TO_DEG (180.0f / M_PI) |
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// GPS Specific double precision conversions
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// The precision here does matter when using the wsg* functions for converting
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// between LLH and ECEF coordinates.
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#define DEG_TO_RAD_DOUBLE 0.0174532925199432954743716805978692718781530857086181640625 |
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#define RAD_TO_DEG_DOUBLE 57.29577951308232286464772187173366546630859375 |
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#define RadiansToCentiDegrees(x) (static_cast<float>(x) * RAD_TO_DEG * static_cast<float>(100)) |
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// acceleration due to gravity in m/s/s
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#define GRAVITY_MSS 9.80665f |
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// radius of earth in meters
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#define RADIUS_OF_EARTH 6378100 |
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// convert a longitude or latitude point to meters or centimeteres.
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// Note: this does not include the longitude scaling which is dependent upon location
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#define LATLON_TO_M 0.01113195f |
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#define LATLON_TO_CM 1.113195f |
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// Semi-major axis of the Earth, in meters.
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#define WGS84_A 6378137.0 |
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//Inverse flattening of the Earth
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@ -68,7 +68,7 @@
@@ -68,7 +68,7 @@
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#define WGS84_B (WGS84_A * (1 - WGS84_F)) |
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// Eccentricity of the Earth
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#define WGS84_E (sqrt(2 * WGS84_F - WGS84_F * WGS84_F)) |
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#define NSEC_PER_SEC 1000000000ULL |
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#define NSEC_PER_USEC 1000ULL |
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#define USEC_PER_SEC 1000000ULL |
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