The RenderMan Interface - Paul Bourke

#define RIE_NOTATTRIBS ((RtInt)26) /* Invalid state for attribs */
#define RIE_NOTPRIMS ((RtInt)27) /* Invalid state for primitives */
#define RIE_ILLSTATE ((RtInt)28) /* Other invalid state */
#define RIE_BADMOTION ((RtInt)29) /* Badly formed motion block */
#define RIE_BADSOLID ((RtInt)30) /* Badly formed solid block */
#define RIE_BADTOKEN ((RtInt)41) /* Invalid token for request */
#define RIE_RANGE ((RtInt)42) /* Parameter out of range */
#define RIE_CONSISTENCY ((RtInt)43) /* Parameters inconsistent */
#define RIE_BADHANDLE ((RtInt)44) /* Bad object/light handle */
#define RIE_NOSHADER ((RtInt)45) /* Can’t load requested shader */
#define RIE_MISSINGDATA ((RtInt)46) /* Required parameters not provided */
#define RIE_SYNTAX ((RtInt)47) /* Declare type syntax error */
#define RIE_MATH ((RtInt)61) /* Zerodivide, noninvert matrix, etc. */
/* Error severity levels */
#define RIE_INFO ((RtInt)0) /* Rendering stats and other info */
#define RIE_WARNING ((RtInt)1) /* Something seems wrong, maybe okay */
#define RIE_ERROR ((RtInt)2) /* Problem. Results may be wrong */
#define RIE_SEVERE ((RtInt)3) /* So bad you should probably abort */
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