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improved traceline

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Orange
2024-11-14 07:30:58 +03:00
parent 918036605b
commit 0ba787f6e0
3 changed files with 69 additions and 16 deletions
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21
tests/UnitTestLineTrace.cpp
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@@ -51,17 +51,30 @@ TEST_F(LineTracerTest, RayInPlaneNotIntersecting)
EXPECT_TRUE(LineTracer::CanTraceLine(ray, triangle));
}
// Test edge case where the ray exactly intersects one of the triangle's vertices, expecting false
TEST_F(LineTracerTest, RayIntersectsVertex)
{
const Ray ray{{-1.0f, -1.0f, -1.0f}, vertex1}; // Intersecting at vertex1
EXPECT_FALSE(LineTracer::CanTraceLine(ray, triangle));
EXPECT_TRUE(LineTracer::CanTraceLine(ray, triangle));
}
// Test edge case where the ray exactly intersects one of the triangle's edges, expecting false
TEST_F(LineTracerTest, RayIntersectsEdge)
{
constexpr Ray ray{{-1.0f, 0.0f, -1.0f}, {0.5f, 0.0f, 0.0f}};
// Intersecting on the edge between vertex1 and vertex2
EXPECT_FALSE(LineTracer::CanTraceLine(ray, triangle));
EXPECT_TRUE(LineTracer::CanTraceLine(ray, triangle));
}
TEST_F(LineTracerTest, TriangleFarBeyondRayEndPoint)
{
// Define a ray with a short length
constexpr Ray ray{{0.0f, 0.0f, 0.0f}, {0.0f, 0.0f, 1.0f}};
// Define a triangle far beyond the ray's endpoint
const Triangle3d distantTriangle{
{1000.0f, 1000.0f, 1000.0f}, {1001.0f, 1000.0f, 1000.0f}, {1000.0f, 1001.0f, 1000.0f}
};
// Expect true because the ray ends long before it could reach the distant triangle
EXPECT_TRUE(LineTracer::CanTraceLine(ray, distantTriangle));
}