- #ifndef _OIL_H_ 
- #define _OIL_H_ 
-   
- #include "dr_types.h" 
-   
- extern char* gOil_pixie_names[1]; 
- extern int gNext_oil_pixie; 
- extern br_scalar gZ_buffer_diff; 
- extern br_scalar gMin_z_diff; 
- extern br_pixelmap* gOil_pixies[1]; 
- extern tOil_spill_info gOily_spills[15]; 
-   
- void InitOilSpills(void); 
-   
- void ResetOilSpills(void); 
-   
- void QueueOilSpill(tCar_spec* pCar); 
-   
- int OKToSpillOil(tOil_spill_info* pOil); 
-   
- void Vector3Interpolate(br_vector3* pDst, br_vector3* pFrom, br_vector3* pTo, br_scalar pP); 
-   
- void EnsureGroundDetailVisible(br_vector3* pNew_pos, br_vector3* pGround_normal, br_vector3* pOld_pos); 
-   
- void MungeOilsHeightAboveGround(tOil_spill_info* pOil); 
-   
- void MungeIndexedOilsHeightAboveGround(int pIndex); 
-   
- void SetInitialOilStuff(tOil_spill_info* pOil, br_model* pModel); 
-   
- void ProcessOilSpills(tU32 pFrame_period); 
-   
- int GetOilSpillCount(void); 
-   
- void GetOilSpillDetails(int pIndex, br_actor** pActor, br_scalar* pSize); 
-   
- int PointInSpill(br_vector3* pV, int pSpill); 
-   
- void GetOilFrictionFactors(tCar_spec* pCar, br_scalar* pFl_factor, br_scalar* pFr_factor, br_scalar* pRl_factor, br_scalar* pRr_factor); 
-   
- void AdjustOilSpill(int pIndex, br_matrix34* pMat, br_scalar pFull_size, br_scalar pGrow_rate, tU32 pSpill_time, tU32 pStop_time, tCar_spec* pCar, br_vector3* pOriginal_pos, br_pixelmap* pPixelmap); 
-   
- void ReceivedOilSpill(tNet_contents* pContents); 
-   
- #endif 
-