diff options
Diffstat (limited to 'Client/ThirdParty/libfixmath/tests/tests_lerp.c')
| -rw-r--r-- | Client/ThirdParty/libfixmath/tests/tests_lerp.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Client/ThirdParty/libfixmath/tests/tests_lerp.c b/Client/ThirdParty/libfixmath/tests/tests_lerp.c new file mode 100644 index 0000000..b3a04f6 --- /dev/null +++ b/Client/ThirdParty/libfixmath/tests/tests_lerp.c @@ -0,0 +1,33 @@ +#include "tests_lerp.h" +#include "tests.h" + +int test_lerp() +{ + ASSERT_EQ_INT(fix16_lerp8(0, 2, 0), 0); + ASSERT_EQ_INT(fix16_lerp8(0, 2, 127), 0); + ASSERT_EQ_INT(fix16_lerp8(0, 2, 128), 1); + ASSERT_EQ_INT(fix16_lerp8(0, 2, 255), 1); + ASSERT_EQ_INT(fix16_lerp8(fix16_minimum, fix16_maximum, 0), fix16_minimum); + ASSERT_EQ_INT(fix16_lerp8(fix16_minimum, fix16_maximum, 255), + (fix16_maximum - (1 << 24))); + ASSERT_EQ_INT(fix16_lerp8(-fix16_maximum, fix16_maximum, 128), 0); + + ASSERT_EQ_INT(fix16_lerp16(0, 2, 0), 0); + ASSERT_EQ_INT(fix16_lerp16(0, 2, 0x7fff), 0); + ASSERT_EQ_INT(fix16_lerp16(0, 2, 0x8000), 1); + ASSERT_EQ_INT(fix16_lerp16(0, 2, 0xffff), 1); + ASSERT_EQ_INT(fix16_lerp16(fix16_minimum, fix16_maximum, 0), fix16_minimum); + ASSERT_EQ_INT(fix16_lerp16(fix16_minimum, fix16_maximum, 0xffff), + (fix16_maximum - (1 << 16))); + ASSERT_EQ_INT(fix16_lerp16(-fix16_maximum, fix16_maximum, 0x8000), 0); + + ASSERT_EQ_INT(fix16_lerp32(0, 2, 0), 0); + ASSERT_EQ_INT(fix16_lerp32(0, 2, 0x7fffffff), 0); + ASSERT_EQ_INT(fix16_lerp32(0, 2, 0x80000000), 1); + ASSERT_EQ_INT(fix16_lerp32(0, 2, 0xffffffff), 1); + ASSERT_EQ_INT(fix16_lerp32(fix16_minimum, fix16_maximum, 0), fix16_minimum); + ASSERT_EQ_INT(fix16_lerp32(fix16_minimum, fix16_maximum, 0xffffffff), + (fix16_maximum - 1)); + ASSERT_EQ_INT(fix16_lerp32(-fix16_maximum, fix16_maximum, 0x80000000), 0); + return 0; +} |