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-rw-r--r--src/intersect.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/intersect.h b/src/intersect.h
index bfde782..0b713c8 100644
--- a/src/intersect.h
+++ b/src/intersect.h
@@ -60,7 +60,7 @@ __device__ bool intersect_triangle(const float3 &origin, const float3 &direction
`direction` must be normalized. */
__device__ int get_color(const float3 &direction, const float3 &v0, const float3& v1, const float3 &v2, const int base_color=0xFFFFFFFF)
{
- float scale = dot(normalize(cross(v1-v0,v2-v0)),-direction);
+ float scale = dot(normalize(cross(v1-v0,v2-v1)),-direction);
unsigned int r = 0xFF & (base_color >> 16);
unsigned int g = 0xFF & (base_color >> 8);