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35 | /* Primary photon ray for light source contributions */ | |
36 | typedef struct { | |
37 | < | uint32 srcIdx; /* Index of emitting light source */ |
37 | > | int32 srcIdx; /* Index of emitting light source */ |
38 | int32 dir; /* Encoded ray direction */ | |
39 | float pos [3]; /* Hit point */ | |
40 | } PhotonPrimary; |
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