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| -rw-r--r-- | tests/SkNxTest.cpp | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/tests/SkNxTest.cpp b/tests/SkNxTest.cpp index eab625d41e..2463b46f08 100644 --- a/tests/SkNxTest.cpp +++ b/tests/SkNxTest.cpp @@ -5,7 +5,6 @@ * found in the LICENSE file. */ -#include "Sk4px.h" #include "SkNx.h" #include "SkRandom.h" #include "Test.h" @@ -155,38 +154,3 @@ DEF_TEST(SkNi_min, r) { }} #endif } - -DEF_TEST(SkNi_saturatedAdd, r) { - for (int a = 0; a < (1<<8); a++) { - for (int b = 0; b < (1<<8); b++) { - int exact = a+b; - if (exact > 255) { exact = 255; } - if (exact < 0) { exact = 0; } - - REPORTER_ASSERT(r, Sk16b(a).saturatedAdd(Sk16b(b)).kth<0>() == exact); - } - } -} - -DEF_TEST(Sk4px_muldiv255round, r) { - for (int a = 0; a < (1<<8); a++) { - for (int b = 0; b < (1<<8); b++) { - int exact = (a*b+127)/255; - - // Duplicate a and b 16x each. - Sk4px av((SkAlpha)a), - bv((SkAlpha)b); - - // This way should always be exactly correct. - int correct = av.mulWiden(bv).div255RoundNarrow().kth<0>(); - REPORTER_ASSERT(r, correct == exact); - - // We're a bit more flexible on this method: correct for 0 or 255, otherwise off by <=1. - int fast = av.fastMulDiv255Round(bv).kth<0>(); - REPORTER_ASSERT(r, fast-exact >= -1 && fast-exact <= 1); - if (a == 0 || a == 255 || b == 0 || b == 255) { - REPORTER_ASSERT(r, fast == exact); - } - } - } -} |