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fix refract

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This commit is contained in:
Recep Aslantas
2024-07-15 12:41:23 +03:00
parent d491108386
commit 48839a38a1
6 changed files with 9 additions and 9 deletions
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4
test/src/test_vec2.h
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@@ -792,7 +792,7 @@ TEST_IMPL(GLM_PREFIX, vec2_refract) {
r = GLM(vec2_refract)(v, N, eta, dest);
// In 2D, we expect a similar bending behavior as in 3D, so we check dest[1]
if (!(dest[0] == 0.0f && dest[1] == 0.0f)) {
ASSERT(dest[1] < -sqrtf(0.5f)); // Refracted ray bends away from the normal
ASSERT(dest[1] < -0.3f); // Refracted ray bends away from the normal
ASSERT(r == true);
} else {
ASSERT(dest[0] == 0.0f && dest[1] == 0.0f); // Total internal reflection
@@ -809,7 +809,7 @@ TEST_IMPL(GLM_PREFIX, vec2_refract) {
eta = 1.5f / 1.33f;
r = GLM(vec2_refract)(v, N, eta, dest);
ASSERT(r == true);
ASSERT(dest[1] < -sqrtf(0.5f)); // Expect bending towards the normal, less bending than air to glass
ASSERT(dest[1] < -0.6f); // Expect bending towards the normal, less bending than air to glass
/* Diamond to Air (eta = 2.42 / 1.0) */
eta = 2.42f / 1.0f;