Fix #30966: cycles nan mesh vertices got set to (0, 0, 0), now remove them instead.

1 files changed, 9 insertions, 1 deletions

diff --git a/intern/cycles/util/util_transform.h b/intern/cycles/util/util_transform.h
index 07db52f6392..aeaef7b0e21 100644
--- a/intern/cycles/util/util_transform.h
+++ b/intern/cycles/util/util_transform.h
@@ -37,7 +37,7 @@ typedef struct Transform {
 #endif
 } Transform;
 
-__device_inline float3 transform(const Transform *t, const float3 a)
+__device_inline float3 transform_perspective(const Transform *t, const float3 a)
 {
 	float4 b = make_float4(a.x, a.y, a.z, 1.0f);
 	float3 c = make_float3(dot(t->x, b), dot(t->y, b), dot(t->z, b));
@@ -46,6 +46,14 @@ __device_inline float3 transform(const Transform *t, const float3 a)
 	return (w != 0.0f)? c/w: make_float3(0.0f, 0.0f, 0.0f);
 }
 
+__device_inline float3 transform_point(const Transform *t, const float3 a)
+{
+	float4 b = make_float4(a.x, a.y, a.z, 1.0f);
+	float3 c = make_float3(dot(t->x, b), dot(t->y, b), dot(t->z, b));
+
+	return c;
+}
+
 __device_inline float3 transform_direction(const Transform *t, const float3 a)
 {
 	float4 b = make_float4(a.x, a.y, a.z, 0.0f);