diff options
Diffstat (limited to 'test/src/TestVec2f.c')
| -rw-r--r-- | test/src/TestVec2f.c | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/test/src/TestVec2f.c b/test/src/TestVec2f.c new file mode 100644 index 0000000..92db45f --- /dev/null +++ b/test/src/TestVec2f.c @@ -0,0 +1,284 @@ +#include <BH/Math.h> +#include <BH/Unit.h> + + +#define ACCEPTABLE_DELTA 0.0001f + + +BH_UNIT_TEST(Add) +{ + float a[2], b[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 5.0000f; b[1] = 6.0000f; + + BH_Vec2fAdd(a, b, r); + BH_VERIFY_DELTA(r[0], 6.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 8.0000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Sub) +{ + float a[2], b[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 5.0000f; b[1] = 6.0000f; + + BH_Vec2fSub(a, b, r); + BH_VERIFY_DELTA(r[0], -4.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], -4.0000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Mul) +{ + float a[2], b[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 5.0000f; b[1] = 6.0000f; + + BH_Vec2fMul(a, b, r); + BH_VERIFY_DELTA(r[0], 5.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 12.0000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Scale) +{ + float a[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + + BH_Vec2fScale(a, 10.0000f, r); + BH_VERIFY_DELTA(r[0], 10.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 20.0000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(MulAdd) +{ + float a[2], b[2], c[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 5.0000f; b[1] = 6.0000f; + c[0] = 1.5000f; c[1] = 2.5000f; + + BH_Vec2fMulAdd(a, b, c, r); + BH_VERIFY_DELTA(r[0], 6.5000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 14.5000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Negate) +{ + float a[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + + BH_Vec2fNegate(a, r); + BH_VERIFY_DELTA(r[0], -1.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], -2.0000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Dot) +{ + float a[2], b[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 5.0000f; b[1] = 6.0000f; + BH_VERIFY_DELTA(BH_Vec2fDot(a, b), 17.0000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Cross) +{ + float a[2], b[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 5.0000f; b[1] = 6.0000f; + BH_VERIFY_DELTA(BH_Vec2fCross(a, b), -4.0f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Length) +{ + float a[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + BH_VERIFY_DELTA(BH_Vec2fLength(a), sqrt(5.0000f), ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Normal) +{ + float a[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + + BH_Vec2fNormal(a, r); + BH_VERIFY_DELTA(r[0], 1.0000f / sqrt(5.0000f), ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 2.0000f / sqrt(5.0000f), ACCEPTABLE_DELTA); + + BH_VERIFY_DELTA(BH_Vec2fNormalEx(a, r), sqrt(5.0000f), ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[0], 1.0000f / sqrt(5.0000f), ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 2.0000f / sqrt(5.0000f), ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Min) +{ + float a[2], b[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 5.0000f; b[1] = 6.0000f; + + BH_Vec2fMin(a, b, r); + BH_VERIFY_DELTA(r[0], 1.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 2.0000f, ACCEPTABLE_DELTA); + + BH_Vec2fMin(b, a, r); + BH_VERIFY_DELTA(r[0], 1.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 2.0000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Max) +{ + float a[2], b[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 5.0000f; b[1] = 6.0000f; + + BH_Vec2fMax(a, b, r); + BH_VERIFY_DELTA(r[0], 5.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 6.0000f, ACCEPTABLE_DELTA); + + BH_Vec2fMax(b, a, r); + BH_VERIFY_DELTA(r[0], 5.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 6.0000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Lerp) +{ + float a[2], b[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 5.0000f; b[1] = 6.0000f; + + BH_Vec2fLerp(a, b, 0.0000f, r); + BH_VERIFY_DELTA(r[0], 1.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 2.0000f, ACCEPTABLE_DELTA); + + BH_Vec2fLerp(a, b, 0.5000f, r); + BH_VERIFY_DELTA(r[0], 3.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 4.0000f, ACCEPTABLE_DELTA); + + BH_Vec2fLerp(a, b, 1.0000f, r); + BH_VERIFY_DELTA(r[0], 5.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 6.0000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Project) +{ + float a[3], b[3], r[3]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 4.0000f; b[1] = 3.0000f; + + BH_Vec2fProject(a, b, r); + BH_VERIFY_DELTA(r[0], 1.6000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 1.2000f, ACCEPTABLE_DELTA); + + return 0; +} + + +BH_UNIT_TEST(Barycentric) +{ + float a[2], b[2], c[2], r[2]; + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 5.0000f; b[1] = 6.0000f; + c[0] = 1.5000f; c[1] = 2.5000f; + + BH_Vec2fBarycentric(a, b, c, 0.5f, 0.5f, r); + BH_VERIFY_DELTA(r[0], 3.2500f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 4.2500f, ACCEPTABLE_DELTA); + + BH_Vec2fBarycentric(a, b, c, 0.25f, 0.5f, r); + BH_VERIFY_DELTA(r[0], 2.2500f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 3.2500f, ACCEPTABLE_DELTA); + + a[0] = 1.0000f; a[1] = 2.0000f; + b[0] = 4.0000f; b[1] = 3.0000f; + c[0] = 4.0000f; c[1] = 4.0000f; + + BH_Vec2fBarycentric(a, b, c, 0.0f, 0.0f, r); + BH_VERIFY_DELTA(r[0], 1.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 2.0000f, ACCEPTABLE_DELTA); + + BH_Vec2fBarycentric(a, b, c, 0.5f, 0.5f, r); + BH_VERIFY_DELTA(r[0], 4.0000f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 3.5000f, ACCEPTABLE_DELTA); + + BH_Vec2fBarycentric(a, b, c, 0.25f, 0.5f, r); + BH_VERIFY_DELTA(r[0], 3.2500f, ACCEPTABLE_DELTA); + BH_VERIFY_DELTA(r[1], 3.2500f, ACCEPTABLE_DELTA); + + return 0; +} + + +int main(int argc, char **argv) +{ + (void)argc; + (void)argv; + + BH_UNIT_ADD(Add); + BH_UNIT_ADD(Sub); + BH_UNIT_ADD(Mul); + BH_UNIT_ADD(Scale); + BH_UNIT_ADD(MulAdd); + BH_UNIT_ADD(Negate); + BH_UNIT_ADD(Dot); + BH_UNIT_ADD(Cross); + BH_UNIT_ADD(Length); + BH_UNIT_ADD(Normal); + BH_UNIT_ADD(Min); + BH_UNIT_ADD(Max); + BH_UNIT_ADD(Lerp); + BH_UNIT_ADD(Project); + BH_UNIT_ADD(Barycentric); + + return BH_UnitRun(); +} |