diff options
author | Sergey Sharybin <sergey@blender.org> | 2020-08-03 12:04:10 +0300 |
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committer | Sergey Sharybin <sergey@blender.org> | 2020-08-04 12:40:09 +0300 |
commit | 7f6530e5bdf88ddfaa52809acd1c0b88fe834b3e (patch) | |
tree | aa8b054ff8f01138b4ee845eeabaa3657b3a1986 /intern/cycles | |
parent | 9306037ed3d14a7afce607738f83c8b9968d478d (diff) |
Cycles: Add finite checks for float4 and transforms
Currently unused, preparing for an upcoming development.
Diffstat (limited to 'intern/cycles')
-rw-r--r-- | intern/cycles/util/util_math_float4.h | 18 | ||||
-rw-r--r-- | intern/cycles/util/util_transform.h | 11 |
2 files changed, 29 insertions, 0 deletions
diff --git a/intern/cycles/util/util_math_float4.h b/intern/cycles/util/util_math_float4.h index cd4b3e3b74c..ec5328adb31 100644 --- a/intern/cycles/util/util_math_float4.h +++ b/intern/cycles/util/util_math_float4.h @@ -477,6 +477,24 @@ ccl_device_inline float4 safe_divide_float4_float(const float4 a, const float b) return (b != 0.0f) ? a / b : make_float4(0.0f, 0.0f, 0.0f, 0.0f); } +ccl_device_inline bool isfinite4_safe(float4 v) +{ + return isfinite_safe(v.x) && isfinite_safe(v.y) && isfinite_safe(v.z) && isfinite_safe(v.w); +} + +ccl_device_inline float4 ensure_finite4(float4 v) +{ + if (!isfinite_safe(v.x)) + v.x = 0.0f; + if (!isfinite_safe(v.y)) + v.y = 0.0f; + if (!isfinite_safe(v.z)) + v.z = 0.0f; + if (!isfinite_safe(v.w)) + v.w = 0.0f; + return v; +} + CCL_NAMESPACE_END #endif /* __UTIL_MATH_FLOAT4_H__ */ diff --git a/intern/cycles/util/util_transform.h b/intern/cycles/util/util_transform.h index d0a6264d5cf..d8bbd389aa6 100644 --- a/intern/cycles/util/util_transform.h +++ b/intern/cycles/util/util_transform.h @@ -466,6 +466,17 @@ ccl_device void transform_motion_array_interpolate(Transform *tfm, transform_compose(tfm, &decomp); } +ccl_device_inline bool transform_isfinite_safe(Transform *tfm) +{ + return isfinite4_safe(tfm->x) && isfinite4_safe(tfm->y) && isfinite4_safe(tfm->z); +} + +ccl_device_inline bool transform_decomposed_isfinite_safe(DecomposedTransform *decomp) +{ + return isfinite4_safe(decomp->x) && isfinite4_safe(decomp->y) && isfinite4_safe(decomp->z) && + isfinite4_safe(decomp->w); +} + #ifndef __KERNEL_GPU__ class BoundBox2D; |