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feat(region): add SRgnIsPointInRegionf

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Adam Heinermann 2025-04-21 18:50:31 -07:00 • committed by fallenoak
parent a5c55bc803
commit d322f579a2
3 changed files with 82 additions and 0 deletions
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52
test/Region.cpp
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@ -245,3 +245,55 @@ TEST_CASE("SRgnGetRectsf", "[region]") {
CHECK_THAT(buffer[0], MatchesRect(rct1));
}
}
TEST_CASE("SRgnIsPointInRegionf", "[region]") {
RgnDataTest region;
SECTION("false if region has no rects") {
auto x = GENERATE(0.0f, 1.0f, INFINITY);
auto y = GENERATE(0.0f, -1.0f, -INFINITY);
CHECK_FALSE(SRgnIsPointInRegionf(region, x, y));
}
SECTION("false if using an invalid region object") {
HSRGN inval = reinterpret_cast<HSRGN>(1234);
CHECK_FALSE(SRgnIsPointInRegionf(inval, 0.0f, 0.0f));
}
SECTION("reports if points are inside a region") {
RECTF rct1 = { -10, -10, -1, -1 };
RECTF rct2 = { 1, 1, 5, 5 };
SRgnCombineRectf(region, &rct1, nullptr, SRGN_OR);
SRgnCombineRectf(region, &rct2, nullptr, SRGN_OR);
CHECK_FALSE(SRgnIsPointInRegionf(region, 0.0f, 0.0f));
CHECK_FALSE(SRgnIsPointInRegionf(region, -11.0f, -5.0f));
CHECK_FALSE(SRgnIsPointInRegionf(region, 4.0f, 6.0f));
CHECK_FALSE(SRgnIsPointInRegionf(region, 1.0f, 0.0f));
CHECK_FALSE(SRgnIsPointInRegionf(region, 0.0f, -1.0f));
CHECK(SRgnIsPointInRegionf(region, -10.0f, -10.0f));
CHECK(SRgnIsPointInRegionf(region, -1.1f, -1.1f));
CHECK(SRgnIsPointInRegionf(region, 3.0f, 2.0f));
}
SECTION("ignores param only rects") {
RECTF rect = { -1, -1, 1, 1 };
SRgnCombineRectf(region, &rect, &rect, SRGN_PARAMONLY);
CHECK_FALSE(SRgnIsPointInRegionf(region, 0.0f, 0.0f));
}
SECTION("excludes upper bounds of rect") {
RECTF rect = { 1, 1, 5, 5 };
SRgnCombineRectf(region, &rect, nullptr, SRGN_OR);
CHECK_FALSE(SRgnIsPointInRegionf(region, 5.0f, 5.0f));
CHECK_FALSE(SRgnIsPointInRegionf(region, 5.0f, 4.0f));
CHECK_FALSE(SRgnIsPointInRegionf(region, 4.0f, 5.0f));
CHECK(SRgnIsPointInRegionf(region, 4.9999f, 4.9999f));
CHECK(SRgnIsPointInRegionf(region, 1.0f, 1.0f));
CHECK_FALSE(SRgnIsPointInRegionf(region, 0.9999f, 1.0f));
}
}