Add various vector functions
- map()
- Bool vectors
- any(), all(), comparison functions
Example:
all(lessThan(abs(v1 - v0), epsilon))
Bug: 32984164
Test: vec_test
Change-Id: I7d030387f5a280a499ea480015b69138cef38459
diff --git a/libs/ui/tests/vec_test.cpp b/libs/ui/tests/vec_test.cpp
index 586d1a8..7c749a7 100644
--- a/libs/ui/tests/vec_test.cpp
+++ b/libs/ui/tests/vec_test.cpp
@@ -187,6 +187,23 @@
EXPECT_FALSE(v0 == v1);
}
+TEST_F(VecTest, ComparisonFunctions) {
+ vec4 v0(1, 2, 3, 4);
+ vec4 v1(10, 20, 30, 40);
+
+ EXPECT_TRUE(all(equal(v0, v0)));
+ EXPECT_TRUE(all(notEqual(v0, v1)));
+ EXPECT_FALSE(any(notEqual(v0, v0)));
+ EXPECT_FALSE(any(equal(v0, v1)));
+
+ EXPECT_FALSE(all(lessThan(v0, v0)));
+ EXPECT_TRUE(all(lessThanEqual(v0, v0)));
+ EXPECT_FALSE(all(greaterThan(v0, v0)));
+ EXPECT_TRUE(all(greaterThanEqual(v0, v0)));
+ EXPECT_TRUE(all(lessThan(v0, v1)));
+ EXPECT_TRUE(all(greaterThan(v1, v0)));
+}
+
TEST_F(VecTest, ArithmeticOps) {
vec4 v0(1, 2, 3, 4);
vec4 v1(10, 20, 30, 40);
@@ -233,6 +250,21 @@
float3 vf(east);
EXPECT_EQ(length(vf), 1);
+
+ EXPECT_TRUE(any(vec3(0, 0, 1)));
+ EXPECT_FALSE(any(vec3(0, 0, 0)));
+
+ EXPECT_TRUE(all(vec3(1, 1, 1)));
+ EXPECT_FALSE(all(vec3(0, 0, 1)));
+
+ EXPECT_TRUE(any(bool3(false, false, true)));
+ EXPECT_FALSE(any(bool3(false)));
+
+ EXPECT_TRUE(all(bool3(true)));
+ EXPECT_FALSE(all(bool3(false, false, true)));
+
+ std::function<bool(float)> p = [](auto v) -> bool { return v > 0.0f; };
+ EXPECT_TRUE(all(map(vec3(1, 2, 3), p)));
}
}; // namespace android