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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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