+init

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;
+}