Blender V4.3
BLI_math_base_safe_test.cc
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1/* SPDX-FileCopyrightText: 2023 Blender Authors
2 *
3 * SPDX-License-Identifier: Apache-2.0 */
4
5#include "testing/testing.h"
6
8
9TEST(math_base, SafePowf)
10{
11 EXPECT_FLOAT_EQ(safe_powf(4.0f, 3.0f), 64.0f);
12 EXPECT_FLOAT_EQ(safe_powf(3.2f, 5.6f), 674.2793796f);
13 EXPECT_FLOAT_EQ(safe_powf(4.0f, -2.0f), 0.0625f);
14 EXPECT_FLOAT_EQ(safe_powf(6.0f, -3.2f), 0.003235311f);
15 EXPECT_FLOAT_EQ(safe_powf(-4.0f, 6), 4096.0f);
16 EXPECT_FLOAT_EQ(safe_powf(-3.0f, 5.5), 0.0f);
17 EXPECT_FLOAT_EQ(safe_powf(-2.5f, -4.0f), 0.0256f);
18 EXPECT_FLOAT_EQ(safe_powf(-3.7f, -4.5f), 0.0f);
19}
20
21TEST(math_base, SafeModf)
22{
23 EXPECT_FLOAT_EQ(safe_modf(3.4, 2.2f), 1.2f);
24 EXPECT_FLOAT_EQ(safe_modf(3.4, -2.2f), 1.2f);
25 EXPECT_FLOAT_EQ(safe_modf(-3.4, -2.2f), -1.2f);
26 EXPECT_FLOAT_EQ(safe_modf(-3.4, 0.0f), 0.0f);
27 EXPECT_FLOAT_EQ(safe_modf(0.0f, 3.0f), 0.0f);
28 EXPECT_FLOAT_EQ(safe_modf(55.0f, 10.0f), 5.0f);
29}
30
31TEST(math_base, SafeLogf)
32{
33 EXPECT_FLOAT_EQ(safe_logf(3.3f, 2.5f), 1.302995247f);
34 EXPECT_FLOAT_EQ(safe_logf(0.0f, 3.0f), 0.0f);
35 EXPECT_FLOAT_EQ(safe_logf(3.0f, 0.0f), 0.0f);
36 EXPECT_FLOAT_EQ(safe_logf(-2.0f, 4.3f), 0.0f);
37 EXPECT_FLOAT_EQ(safe_logf(2.0f, -4.3f), 0.0f);
38 EXPECT_FLOAT_EQ(safe_logf(-2.0f, -4.3f), 0.0f);
39}
MINLINE float safe_logf(float a, float base)
MINLINE float safe_modf(float a, float b)
MINLINE float safe_powf(float base, float exponent)
TEST(math_base, SafePowf)