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| author | OmarSquircleArt <omar.squircleart@gmail.com> | 2019-08-22 14:47:24 +0300 |
|---|---|---|
| committer | OmarSquircleArt <omar.squircleart@gmail.com> | 2019-08-22 14:51:39 +0300 |
| commit | c6f8ea7b45af72fa7f7d1a47140fd946c1db3d5e (patch) | |
| tree | a2b0bb5df2e3357a82dcf418c551e0c8eeb5ee7f /intern/cycles/kernel/svm/svm_math_util.h | |
| parent | b208096538aa65eb0b5df9ee080ad4b42441aca5 (diff) | |
Fix T69044: OpenCL fail due to bad fract function.
The fract function in OpenCL does more than just return the fraction.
It also writes the floor to the second argument. Which wasn't put
in consideration.
Instead, we use a simple `a - floor(a)` like the Math node.
Reviewers: brecht
Differential Revision: https://developer.blender.org/D5553
Diffstat (limited to 'intern/cycles/kernel/svm/svm_math_util.h')
| -rw-r--r-- | intern/cycles/kernel/svm/svm_math_util.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/intern/cycles/kernel/svm/svm_math_util.h b/intern/cycles/kernel/svm/svm_math_util.h index c87ca0defa7..c07a1e4ed98 100644 --- a/intern/cycles/kernel/svm/svm_math_util.h +++ b/intern/cycles/kernel/svm/svm_math_util.h @@ -69,7 +69,7 @@ ccl_device void svm_vector_math( *vector = make_float3(safe_modulo(a.x, b.x), safe_modulo(a.y, b.y), safe_modulo(a.z, b.z)); break; case NODE_VECTOR_MATH_FRACTION: - *vector = fract(a); + *vector = a - floor(a); break; case NODE_VECTOR_MATH_ABSOLUTE: *vector = fabs(a); |