Lines Matching refs:half
16 struct half;
19 using Eigen::half;
26 VERIFY_IS_EQUAL(half(1.0f).x, 0x3c00); in test_conversion()
27 VERIFY_IS_EQUAL(half(0.5f).x, 0x3800); in test_conversion()
28 VERIFY_IS_EQUAL(half(0.33333f).x, 0x3555); in test_conversion()
29 VERIFY_IS_EQUAL(half(0.0f).x, 0x0000); in test_conversion()
30 VERIFY_IS_EQUAL(half(-0.0f).x, 0x8000); in test_conversion()
31 VERIFY_IS_EQUAL(half(65504.0f).x, 0x7bff); in test_conversion()
32 VERIFY_IS_EQUAL(half(65536.0f).x, 0x7c00); // Becomes infinity. in test_conversion()
35 VERIFY_IS_EQUAL(half(-5.96046e-08f).x, 0x8001); in test_conversion()
36 VERIFY_IS_EQUAL(half(5.96046e-08f).x, 0x0001); in test_conversion()
37 VERIFY_IS_EQUAL(half(1.19209e-07f).x, 0x0002); in test_conversion()
40 float val1 = float(half(__half(0x3c00))); in test_conversion()
41 float val2 = float(half(__half(0x3c01))); in test_conversion()
42 float val3 = float(half(__half(0x3c02))); in test_conversion()
43 VERIFY_IS_EQUAL(half(0.5f * (val1 + val2)).x, 0x3c00); in test_conversion()
44 VERIFY_IS_EQUAL(half(0.5f * (val2 + val3)).x, 0x3c02); in test_conversion()
47 VERIFY_IS_EQUAL(half(-1).x, 0xbc00); in test_conversion()
48 VERIFY_IS_EQUAL(half(0).x, 0x0000); in test_conversion()
49 VERIFY_IS_EQUAL(half(1).x, 0x3c00); in test_conversion()
50 VERIFY_IS_EQUAL(half(2).x, 0x4000); in test_conversion()
51 VERIFY_IS_EQUAL(half(3).x, 0x4200); in test_conversion()
54 VERIFY_IS_EQUAL(half(false).x, 0x0000); in test_conversion()
55 VERIFY_IS_EQUAL(half(true).x, 0x3c00); in test_conversion()
58 VERIFY_IS_EQUAL(float(half(__half(0x0000))), 0.0f); in test_conversion()
59 VERIFY_IS_EQUAL(float(half(__half(0x3c00))), 1.0f); in test_conversion()
62 VERIFY_IS_APPROX(float(half(__half(0x8001))), -5.96046e-08f); in test_conversion()
63 VERIFY_IS_APPROX(float(half(__half(0x0001))), 5.96046e-08f); in test_conversion()
64 VERIFY_IS_APPROX(float(half(__half(0x0002))), 1.19209e-07f); in test_conversion()
67 VERIFY(!(numext::isinf)(float(half(65504.0f)))); // Largest finite number. in test_conversion()
68 VERIFY(!(numext::isnan)(float(half(0.0f)))); in test_conversion()
69 VERIFY((numext::isinf)(float(half(__half(0xfc00))))); in test_conversion()
70 VERIFY((numext::isnan)(float(half(__half(0xfc01))))); in test_conversion()
71 VERIFY((numext::isinf)(float(half(__half(0x7c00))))); in test_conversion()
72 VERIFY((numext::isnan)(float(half(__half(0x7c01))))); in test_conversion()
76 VERIFY((numext::isnan)(float(half(0.0 / 0.0)))); in test_conversion()
77 VERIFY((numext::isinf)(float(half(1.0 / 0.0)))); in test_conversion()
78 VERIFY((numext::isinf)(float(half(-1.0 / 0.0)))); in test_conversion()
82 VERIFY(!(numext::isinf)(half(__half(0x7bff)))); in test_conversion()
83 VERIFY(!(numext::isnan)(half(__half(0x0000)))); in test_conversion()
84 VERIFY((numext::isinf)(half(__half(0xfc00)))); in test_conversion()
85 VERIFY((numext::isnan)(half(__half(0xfc01)))); in test_conversion()
86 VERIFY((numext::isinf)(half(__half(0x7c00)))); in test_conversion()
87 VERIFY((numext::isnan)(half(__half(0x7c01)))); in test_conversion()
91 VERIFY((numext::isnan)(half(0.0 / 0.0))); in test_conversion()
92 VERIFY((numext::isinf)(half(1.0 / 0.0))); in test_conversion()
93 VERIFY((numext::isinf)(half(-1.0 / 0.0))); in test_conversion()
99 …std::cout << "epsilon = " << NumTraits<half>::epsilon() << " (0x" << std::hex << NumTraits<… in test_numtraits()
100 …std::cout << "highest = " << NumTraits<half>::highest() << " (0x" << std::hex << NumTraits<… in test_numtraits()
101 …std::cout << "lowest = " << NumTraits<half>::lowest() << " (0x" << std::hex << NumTraits<h… in test_numtraits()
102 …in = " << (std::numeric_limits<half>::min)() << " (0x" << std::hex << half((std::numeri… in test_numtraits()
103 …rm min = " << (std::numeric_limits<half>::denorm_min)() << " (0x" << std::hex << half((std::nu… in test_numtraits()
104 …std::cout << "infinity = " << NumTraits<half>::infinity() << " (0x" << std::hex << NumTraits… in test_numtraits()
105 …std::cout << "quiet nan = " << NumTraits<half>::quiet_NaN() << " (0x" << std::hex << NumTrait… in test_numtraits()
106 …ignaling nan = " << std::numeric_limits<half>::signaling_NaN() << " (0x" << std::hex << std::nume… in test_numtraits()
108 VERIFY(NumTraits<half>::IsSigned); in test_numtraits()
110 …VERIFY_IS_EQUAL( std::numeric_limits<half>::infinity().x, half(std::numeric_limits<float>::infinit… in test_numtraits()
111 …VERIFY_IS_EQUAL( std::numeric_limits<half>::quiet_NaN().x, half(std::numeric_limits<float>::quiet_… in test_numtraits()
112 …VERIFY_IS_EQUAL( std::numeric_limits<half>::signaling_NaN().x, half(std::numeric_limits<float>::si… in test_numtraits()
113 VERIFY( (std::numeric_limits<half>::min)() > half(0.f) ); in test_numtraits()
114 VERIFY( (std::numeric_limits<half>::denorm_min)() > half(0.f) ); in test_numtraits()
115 VERIFY( (std::numeric_limits<half>::min)()/half(2) > half(0.f) ); in test_numtraits()
116 VERIFY_IS_EQUAL( (std::numeric_limits<half>::denorm_min)()/half(2), half(0.f) ); in test_numtraits()
121 VERIFY_IS_EQUAL(float(half(2) + half(2)), 4); in test_arithmetic()
122 VERIFY_IS_EQUAL(float(half(2) + half(-2)), 0); in test_arithmetic()
123 VERIFY_IS_APPROX(float(half(0.33333f) + half(0.66667f)), 1.0f); in test_arithmetic()
124 VERIFY_IS_EQUAL(float(half(2.0f) * half(-5.5f)), -11.0f); in test_arithmetic()
125 VERIFY_IS_APPROX(float(half(1.0f) / half(3.0f)), 0.33333f); in test_arithmetic()
126 VERIFY_IS_EQUAL(float(-half(4096.0f)), -4096.0f); in test_arithmetic()
127 VERIFY_IS_EQUAL(float(-half(-4096.0f)), 4096.0f); in test_arithmetic()
132 VERIFY(half(1.0f) > half(0.5f)); in test_comparison()
133 VERIFY(half(0.5f) < half(1.0f)); in test_comparison()
134 VERIFY(!(half(1.0f) < half(0.5f))); in test_comparison()
135 VERIFY(!(half(0.5f) > half(1.0f))); in test_comparison()
137 VERIFY(!(half(4.0f) > half(4.0f))); in test_comparison()
138 VERIFY(!(half(4.0f) < half(4.0f))); in test_comparison()
140 VERIFY(!(half(0.0f) < half(-0.0f))); in test_comparison()
141 VERIFY(!(half(-0.0f) < half(0.0f))); in test_comparison()
142 VERIFY(!(half(0.0f) > half(-0.0f))); in test_comparison()
143 VERIFY(!(half(-0.0f) > half(0.0f))); in test_comparison()
145 VERIFY(half(0.2f) > half(-1.0f)); in test_comparison()
146 VERIFY(half(-1.0f) < half(0.2f)); in test_comparison()
147 VERIFY(half(-16.0f) < half(-15.0f)); in test_comparison()
149 VERIFY(half(1.0f) == half(1.0f)); in test_comparison()
150 VERIFY(half(1.0f) != half(2.0f)); in test_comparison()
155 VERIFY(!(half(0.0 / 0.0) == half(0.0 / 0.0))); in test_comparison()
156 VERIFY(half(0.0 / 0.0) != half(0.0 / 0.0)); in test_comparison()
158 VERIFY(!(half(1.0) == half(0.0 / 0.0))); in test_comparison()
159 VERIFY(!(half(1.0) < half(0.0 / 0.0))); in test_comparison()
160 VERIFY(!(half(1.0) > half(0.0 / 0.0))); in test_comparison()
161 VERIFY(half(1.0) != half(0.0 / 0.0)); in test_comparison()
163 VERIFY(half(1.0) < half(1.0 / 0.0)); in test_comparison()
164 VERIFY(half(1.0) > half(-1.0 / 0.0)); in test_comparison()
170 VERIFY_IS_EQUAL(float(numext::abs(half(3.5f))), 3.5f); in test_basic_functions()
171 VERIFY_IS_EQUAL(float(abs(half(3.5f))), 3.5f); in test_basic_functions()
172 VERIFY_IS_EQUAL(float(numext::abs(half(-3.5f))), 3.5f); in test_basic_functions()
173 VERIFY_IS_EQUAL(float(abs(half(-3.5f))), 3.5f); in test_basic_functions()
175 VERIFY_IS_EQUAL(float(numext::floor(half(3.5f))), 3.0f); in test_basic_functions()
176 VERIFY_IS_EQUAL(float(floor(half(3.5f))), 3.0f); in test_basic_functions()
177 VERIFY_IS_EQUAL(float(numext::floor(half(-3.5f))), -4.0f); in test_basic_functions()
178 VERIFY_IS_EQUAL(float(floor(half(-3.5f))), -4.0f); in test_basic_functions()
180 VERIFY_IS_EQUAL(float(numext::ceil(half(3.5f))), 4.0f); in test_basic_functions()
181 VERIFY_IS_EQUAL(float(ceil(half(3.5f))), 4.0f); in test_basic_functions()
182 VERIFY_IS_EQUAL(float(numext::ceil(half(-3.5f))), -3.0f); in test_basic_functions()
183 VERIFY_IS_EQUAL(float(ceil(half(-3.5f))), -3.0f); in test_basic_functions()
185 VERIFY_IS_APPROX(float(numext::sqrt(half(0.0f))), 0.0f); in test_basic_functions()
186 VERIFY_IS_APPROX(float(sqrt(half(0.0f))), 0.0f); in test_basic_functions()
187 VERIFY_IS_APPROX(float(numext::sqrt(half(4.0f))), 2.0f); in test_basic_functions()
188 VERIFY_IS_APPROX(float(sqrt(half(4.0f))), 2.0f); in test_basic_functions()
190 VERIFY_IS_APPROX(float(numext::pow(half(0.0f), half(1.0f))), 0.0f); in test_basic_functions()
191 VERIFY_IS_APPROX(float(pow(half(0.0f), half(1.0f))), 0.0f); in test_basic_functions()
192 VERIFY_IS_APPROX(float(numext::pow(half(2.0f), half(2.0f))), 4.0f); in test_basic_functions()
193 VERIFY_IS_APPROX(float(pow(half(2.0f), half(2.0f))), 4.0f); in test_basic_functions()
195 VERIFY_IS_EQUAL(float(numext::exp(half(0.0f))), 1.0f); in test_basic_functions()
196 VERIFY_IS_EQUAL(float(exp(half(0.0f))), 1.0f); in test_basic_functions()
197 VERIFY_IS_APPROX(float(numext::exp(half(EIGEN_PI))), 20.f + float(EIGEN_PI)); in test_basic_functions()
198 VERIFY_IS_APPROX(float(exp(half(EIGEN_PI))), 20.f + float(EIGEN_PI)); in test_basic_functions()
200 VERIFY_IS_EQUAL(float(numext::log(half(1.0f))), 0.0f); in test_basic_functions()
201 VERIFY_IS_EQUAL(float(log(half(1.0f))), 0.0f); in test_basic_functions()
202 VERIFY_IS_APPROX(float(numext::log(half(10.0f))), 2.30273f); in test_basic_functions()
203 VERIFY_IS_APPROX(float(log(half(10.0f))), 2.30273f); in test_basic_functions()
205 VERIFY_IS_EQUAL(float(numext::log1p(half(0.0f))), 0.0f); in test_basic_functions()
206 VERIFY_IS_EQUAL(float(log1p(half(0.0f))), 0.0f); in test_basic_functions()
207 VERIFY_IS_APPROX(float(numext::log1p(half(10.0f))), 2.3978953f); in test_basic_functions()
208 VERIFY_IS_APPROX(float(log1p(half(10.0f))), 2.3978953f); in test_basic_functions()
213 VERIFY_IS_APPROX(numext::cos(half(0.0f)), half(cosf(0.0f))); in test_trigonometric_functions()
214 VERIFY_IS_APPROX(cos(half(0.0f)), half(cosf(0.0f))); in test_trigonometric_functions()
215 VERIFY_IS_APPROX(numext::cos(half(EIGEN_PI)), half(cosf(EIGEN_PI))); in test_trigonometric_functions()
218 VERIFY_IS_APPROX(numext::cos(half(3.5f)), half(cosf(3.5f))); in test_trigonometric_functions()
220 VERIFY_IS_APPROX(numext::sin(half(0.0f)), half(sinf(0.0f))); in test_trigonometric_functions()
221 VERIFY_IS_APPROX(sin(half(0.0f)), half(sinf(0.0f))); in test_trigonometric_functions()
223 VERIFY_IS_APPROX(numext::sin(half(EIGEN_PI/2)), half(sinf(EIGEN_PI/2))); in test_trigonometric_functions()
224 VERIFY_IS_APPROX(numext::sin(half(3*EIGEN_PI/2)), half(sinf(3*EIGEN_PI/2))); in test_trigonometric_functions()
225 VERIFY_IS_APPROX(numext::sin(half(3.5f)), half(sinf(3.5f))); in test_trigonometric_functions()
227 VERIFY_IS_APPROX(numext::tan(half(0.0f)), half(tanf(0.0f))); in test_trigonometric_functions()
228 VERIFY_IS_APPROX(tan(half(0.0f)), half(tanf(0.0f))); in test_trigonometric_functions()
232 VERIFY_IS_APPROX(numext::tan(half(3.5f)), half(tanf(3.5f))); in test_trigonometric_functions()
237 typedef Array<half,1,Dynamic> ArrayXh; in test_array()
241 VERIFY_IS_APPROX( a1+a1, half(2)*a1 ); in test_array()
242 VERIFY( (a1.abs() >= half(0)).all() ); in test_array()
246 a1(i) = half(-10.); in test_array()
247 VERIFY_IS_EQUAL( a1.minCoeff(), half(-10.) ); in test_array()
248 a1(i) = half(10.); in test_array()
249 VERIFY_IS_EQUAL( a1.maxCoeff(), half(10.) ); in test_array()