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  1. #ifndef _UTILITY_H_
  2. #define _UTILITY_H_
  3.  
  4. #include "dr_types.h"
  5.  
  6. extern int gIn_check_quit;
  7. extern tU32 gLost_time;
  8. //extern tU32 gLong_key[4]; // Pierre-Marie Baty -- not needed elsewhere
  9. //extern tU32 gOther_long_key[4]; // Pierre-Marie Baty -- not needed elsewhere
  10. extern int gEncryption_method;
  11. extern char* gMisc_strings[250];
  12. extern br_pixelmap* g16bit_palette;
  13. extern br_pixelmap* gSource_for_16bit_palette;
  14.  
  15. typedef br_uint_32 recurse_with_mat_cbfn(br_actor*, br_material*, void*);
  16.  
  17. int CheckQuit(void);
  18.  
  19. double sqr(double pN);
  20.  
  21. void EncodeLine(char* pS);
  22.  
  23. int IRandomBetween(int pA, int pB);
  24.  
  25. int PercentageChance(int pC);
  26.  
  27. int IRandomPosNeg(int pN);
  28.  
  29. float FRandomBetween(float pA, float pB);
  30.  
  31. float FRandomPosNeg(float pN);
  32.  
  33. br_scalar SRandomBetween(br_scalar pA, br_scalar pB);
  34.  
  35. br_scalar SRandomPosNeg(br_scalar pN);
  36.  
  37. char* GetALineWithNoPossibleService(FILE* pF, unsigned char* pS);
  38.  
  39. char* GetALineAndDontArgue(FILE* pF, char* pS);
  40.  
  41. void PathCat(char* pDestn_str, char* pStr_1, char* pStr_2);
  42.  
  43. int Chance(float pChance_per_second, int pPeriod);
  44.  
  45. float tandeg(float pAngle);
  46.  
  47. tU32 GetFileLength(FILE* pF);
  48.  
  49. int BooleanTo1Or0(int pB);
  50.  
  51. br_pixelmap* DRPixelmapAllocate(br_uint_8 pType, br_uint_16 pW, br_uint_16 pH, void* pPixels, int pFlags);
  52.  
  53. br_pixelmap* DRPixelmapAllocateSub(br_pixelmap* pPm, br_uint_16 pX, br_uint_16 pY, br_uint_16 pW, br_uint_16 pH);
  54.  
  55. br_pixelmap* DRPixelmapMatchSized(br_pixelmap* pSrc, tU8 pMatch_type, tS32 pWidth, tS32 pHeight);
  56.  
  57. void CopyDoubled8BitTo16BitRectangle(br_pixelmap* pDst, br_pixelmap* pSrc, int pSrc_width, int pSrc_height, int pDst_x, int pDst_y, br_pixelmap* pPalette);
  58.  
  59. br_pixelmap* Scale8BitPixelmap(br_pixelmap* pSrc, int pWidth, int pHeight);
  60.  
  61. br_pixelmap* Tile8BitPixelmap(br_pixelmap* pSrc, int pN);
  62.  
  63. tException_list FindExceptionInList(char* pName, tException_list pList);
  64.  
  65. br_pixelmap* PurifiedPixelmap(br_pixelmap* pSrc);
  66.  
  67. br_pixelmap* DRPixelmapLoad(char* pFile_name);
  68.  
  69. br_uint_32 DRPixelmapLoadMany(char* pFile_name, br_pixelmap** pPixelmaps, br_uint_16 pNum);
  70.  
  71. void WaitFor(tU32 pDelay);
  72.  
  73. br_uintptr_t DRActorEnumRecurse(br_actor* pActor, br_actor_enum_cbfn* callback, void* arg);
  74.  
  75. br_uintptr_t CompareActorID(br_actor* pActor, void* pArg);
  76.  
  77. br_actor* DRActorFindRecurse(br_actor* pSearch_root, char* pName);
  78.  
  79. br_uint_32 DRActorEnumRecurseWithMat(br_actor* pActor, br_material* pMat, br_uint_32 (*pCall_back)(br_actor*, br_material*, void*), void* pArg);
  80.  
  81. br_uint_32 DRActorEnumRecurseWithTrans(br_actor* pActor, br_matrix34* pMatrix, br_uint_32 (*pCall_back)(br_actor*, br_matrix34*, void*), void* pArg);
  82.  
  83. int sign(int pNumber);
  84.  
  85. float fsign(float pNumber);
  86.  
  87. FILE* OpenUniqueFileB(char* pPrefix, char* pExtension);
  88.  
  89. void PrintScreenFile(FILE* pF);
  90.  
  91. void PrintScreenFile16(FILE* pF);
  92.  
  93. void PrintScreen(void);
  94.  
  95. tU32 GetTotalTime(void);
  96.  
  97. tU32 GetRaceTime(void);
  98.  
  99. void AddLostTime(tU32 pLost_time);
  100.  
  101. void TimerString(tU32 pTime, char* pStr, int pFudge_colon, int pForce_colon);
  102.  
  103. char* GetMiscString(int pIndex);
  104.  
  105. void GetCopyOfMiscString(int pIndex, char* pStr);
  106.  
  107. int Flash(tU32 pPeriod, tU32* pLast_change, int* pCurrent_state);
  108.  
  109. void MaterialCopy(br_material* pDst, br_material* pSrc);
  110.  
  111. double RGBDifferenceSqr(tRGB_colour* pColour_1, tRGB_colour* pColour_2);
  112.  
  113. int FindBestMatch(tRGB_colour* pRGB_colour, br_pixelmap* pPalette);
  114.  
  115. void BuildShadeTablePath(char* pThe_path, int pR, int pG, int pB);
  116.  
  117. br_pixelmap* LoadGeneratedShadeTable(int pR, int pG, int pB);
  118.  
  119. void SaveGeneratedShadeTable(br_pixelmap* pThe_table, int pR, int pG, int pB);
  120.  
  121. br_pixelmap* GenerateShadeTable(int pHeight, br_pixelmap* pPalette, int pRed_mix, int pGreen_mix, int pBlue_mix, float pQuarter, float pHalf, float pThree_quarter);
  122.  
  123. br_pixelmap* GenerateDarkenedShadeTable(int pHeight, br_pixelmap* pPalette, int pRed_mix, int pGreen_mix, int pBlue_mix, float pQuarter, float pHalf, float pThree_quarter, br_scalar pDarken);
  124.  
  125. void PossibleService(void);
  126.  
  127. void DRMatrix34TApplyP(br_vector3* pA, br_vector3* pB, br_matrix34* pC);
  128.  
  129. tU16 PaletteEntry16Bit(br_pixelmap* pPal, int pEntry);
  130.  
  131. br_pixelmap* PaletteOf16Bits(br_pixelmap* pSrc);
  132.  
  133. void Copy8BitTo16Bit(br_pixelmap* pDst, br_pixelmap* pSrc, br_pixelmap* pPalette);
  134.  
  135. void Copy8BitTo16BitRectangle(br_pixelmap* pDst, tS16 pDst_x, tS16 pDst_y, br_pixelmap* pSrc, tS16 pSrc_x, tS16 pSrc_y, tS16 pWidth, tS16 pHeight, br_pixelmap* pPalette);
  136.  
  137. void Copy8BitTo16BitRectangleWithTransparency(br_pixelmap* pDst, tS16 pDst_x, tS16 pDst_y, br_pixelmap* pSrc, tS16 pSrc_x, tS16 pSrc_y, tS16 pWidth, tS16 pHeight, br_pixelmap* pPalette);
  138.  
  139. void Copy8BitToOnscreen16BitRectangleWithTransparency(br_pixelmap* pDst, tS16 pDst_x, tS16 pDst_y, br_pixelmap* pSrc, tS16 pSrc_x, tS16 pSrc_y, tS16 pWidth, tS16 pHeight, br_pixelmap* pPalette);
  140.  
  141. void Copy8BitRectangleTo16BitRhombusWithTransparency(br_pixelmap* pDst, tS16 pDst_x, tS16 pDst_y, br_pixelmap* pSrc, tS16 pSrc_x, tS16 pSrc_y, tS16 pWidth, tS16 pHeight, tX1616 pShear, br_pixelmap* pPalette);
  142.  
  143. void DRPixelmapRectangleCopy(br_pixelmap* dst, br_int_16 dx, br_int_16 dy, br_pixelmap* src, br_int_16 sx, br_int_16 sy, br_uint_16 w, br_uint_16 h);
  144.  
  145. void DRPixelmapCopy(br_pixelmap* dst, br_pixelmap* src);
  146.  
  147. void DRPixelmapRectangleFill(br_pixelmap* dst, br_int_16 x, br_int_16 y, br_uint_16 w, br_uint_16 h, br_uint_32 colour);
  148.  
  149. int NormalSideOfPlane(br_vector3* pPoint, br_vector3* pNormal, br_scalar pD);
  150.  
  151. br_material* DRMaterialClone(br_material* pMaterial);
  152.  
  153. void StripCR(char* s);
  154.  
  155. void SubsStringJob(char* pStr, ...);
  156.  
  157. void DecodeLine2(char* pS);
  158.  
  159. void EncodeLine2(char* pS);
  160.  
  161. void EncodeFile(char* pThe_path);
  162.  
  163. void EncodeFileWrapper(char* pThe_path);
  164.  
  165. void EncodeAllFilesInDirectory(char* pThe_path);
  166.  
  167. void SkipNLines(FILE* pF);
  168.  
  169. int DRStricmp(char* p1, char* p2);
  170.  
  171. void GlorifyMaterial(br_material** pArray, int pCount);
  172.  
  173. void WhitenVertexRGB(br_model** pArray, int pN);
  174.  
  175. void NobbleNonzeroBlacks(br_pixelmap* pPalette);
  176.  
  177. int PDCheckDriveExists(char* pThe_path);
  178.  
  179. int OpacityInPrims(br_token_value* pPrims);
  180.  
  181. int AlreadyBlended(br_material* pMaterial);
  182.  
  183. void BlendifyMaterialTablishly(br_material* pMaterial, int pPercent);
  184.  
  185. void BlendifyMaterialPrimitively(br_material* pMaterial, int pPercent);
  186.  
  187. void BlendifyMaterial(br_material* pMaterial, int pPercent);
  188.  
  189. #endif
  190.