math.h File Reference

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Defines
#define	HUGE_VAL   (infinity())
Functions
double	acos (double)
double	asin (double)
double	atan (double)
double	atan2 (double, double)
double	ceil (double)
double	cos (double)
double	cosh (double)
double	exp (double)
double	fabs (double)
double	floor (double)
double	fmod (double, double)
double	frexp (double, int *)
double	infinity (void)
double	ldexp (double, int)
double	log (double)
double	log10 (double)
double	modf (double, double *)
double	pow (double, double)
double	sin (double)
double	sinh (double)
double	sqrt (double)
double	tan (double)
double	tanh (double)

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Define Documentation

#define HUGE_VAL   (infinity())

Definition at line 5 of file math.h.

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Function Documentation

double acos (  double   )

Referenced by CG_PlayerFlag(), CG_TeamBase(), LerpVector(), NormalToLatLong(), PointToPolygonFormFactor(), and Q_acos().

double asin (  double   )

Referenced by getCameraInfo(), CDlgCamera::OnHScroll(), CMainFrame::OnSplineTest(), Pointfile_Next(), Pointfile_Prev(), and toAngles().

double atan (  double   )

Referenced by CCamWnd::Cam_Draw().

double atan2 (  double  , double  )

Referenced by AbsoluteToLocal(), CG_CalcFov(), CG_OffsetThirdPersonView(), CL_CgameSystemCalls(), CL_UISystemCalls(), ComputeAxisBase(), getCameraInfo(), NormalToLatLong(), CDlgCamera::OnHScroll(), CMainFrame::OnSplineTest(), Pointfile_Next(), Pointfile_Prev(), SV_GameSystemCalls(), TexMatToFakeTexCoords(), toAngles(), idVec3_t::toPitch(), idVec3_t::toYaw(), UI_DrawPlayer(), vectoangles(), VectorToAngles(), vectoyaw(), WriteMapBrush(), CXYWnd::XY_MouseDown(), and CXYWnd::XY_MouseMoved().

double ceil (  double   )

Referenced by AllocateLightmapForSurface(), CheckArmor(), CL_CgameSystemCalls(), CL_UISystemCalls(), DrawSkyBox(), FillCloudBox(), R_LoadLightGrid(), SetupGrid(), SubdivideDrawSurf(), SV_GameSystemCalls(), VL_LightmapMatrixFromPoints(), VS_LightmapMatrixFromPoints(), CXYWnd::XY_DrawBlockGrid(), CXYWnd::XY_DrawGrid(), and Z_DrawGrid().

double cos (  double   )

Referenced by AngleVectors(), BG_EvaluateTrajectoryDelta(), Brush_MakeSided(), Brush_MakeSidedCone(), Bullet_Fire(), CCamWnd::Cam_BuildMatrix(), CG_AddParticleToScene(), CG_DrawPlayerHead(), CG_DrawStatusBarHead(), CG_Item(), CG_OffsetThirdPersonView(), CG_Player(), CL_CgameSystemCalls(), CL_UISystemCalls(), ComputeAxisBase(), DoRailDiscs(), DrawBrushEntityName(), CXYWnd::DrawCameraIcon(), Face_FitTexture(), Face_MoveTexture(), Face_TextureVectors(), FakeTexCoordsToTexMat(), InsertASEModel(), InsertMD3Model(), Item_Paint(), PaintedModel(), ParseShader(), ParseShaderFile(), Patch_RotateTexture(), QuakeTextureVecs(), R_SetupFrustum(), RB_SurfaceSprite(), RotatePointAroundVector(), Select_RotateAxis(), SV_GameSystemCalls(), Terrain_AddMovePoint(), TexinfoForBrushTexture(), toAngles(), angles_t::toForward(), toMatrix(), angles_t::toVectors(), VectorPolar(), and VectorRotate().

double cosh (  double   )

double exp (  double   )

Referenced by pow().

double fabs (  double   )

double floor (  double   )

double fmod (  double  , double  )

double frexp (  double  , int *  )

Referenced by pow().

double infinity (  void   )

double ldexp (  double  , int  )

Referenced by pow().

double log (  double   )

double log10 (  double   )

double modf (  double  , double *  )

Referenced by pow().

double pow (  double  , double  )

Definition at line 2176 of file paranoia.c. References exp(), frexp(), i, ldexp(), log(), modf(), x, and y. { extern double exp(), frexp(), ldexp(), log(), modf(); double xy, ye; long i; int ex, ey = 0, flip = 0; if (!y) return 1.0; if ((y < -1100. || y > 1100.) && x != -1.) return exp(y * log(x)); if (y < 0.) { y = -y; flip = 1; } y = modf(y, &ye); if (y) xy = exp(y * log(x)); else xy = 1.0; /* next several lines assume >= 32 bit integers */ x = frexp(x, &ex); if (i = ye) for(;;) { if (i & 1) { xy *= x; ey += ex; } if (!(i >>= 1)) break; x *= x; ex *= 2; if (x < .5) { x *= 2.; ex -= 1; } } if (flip) { xy = 1. / xy; ey = -ey; } return ldexp(xy, ey); }

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double sin (  double   )

Referenced by AngleVectors(), BG_EvaluateTrajectory(), Bitmap_Draw(), Brush_MakeSided(), Brush_MakeSidedCone(), Bullet_Fire(), CCamWnd::Cam_BuildMatrix(), CG_AddParticleToScene(), CG_AddScorePlum(), CG_CalcFov(), CG_CalculateWeaponPosition(), CG_CalcViewValues(), CG_DrawBlueFlagHead(), CG_DrawFlagModel(), CG_DrawPlayerAmmoIcon(), CG_DrawRedFlagHead(), CG_DrawStatusBar(), CG_OffsetThirdPersonView(), CG_Player(), CL_CgameSystemCalls(), CL_UISystemCalls(), ComputeAxisBase(), DoRailDiscs(), DrawBrushEntityName(), CXYWnd::DrawCameraIcon(), Face_FitTexture(), Face_MoveTexture(), Face_TextureVectors(), FakeTexCoordsToTexMat(), InitShooter(), InsertASEModel(), InsertMD3Model(), Item_Paint(), LerpVector(), Main_MenuDraw(), PaintedModel(), ParseShader(), ParseShaderFile(), Patch_RotateTexture(), QuakeTextureVecs(), R_GetPortalOrientations(), R_Init(), R_SetupFrustum(), RB_SurfaceSprite(), RotatePointAroundVector(), S_MakeTestPattern(), S_TransferPaintBuffer(), Select_RotateAxis(), SV_GameSystemCalls(), TexinfoForBrushTexture(), angles_t::toForward(), toMatrix(), angles_t::toVectors(), UI_DrawProportionalString(), UI_DrawServerRefreshDate(), UI_DrawString(), UI_LegsSequencing(), UI_SPLevelMenu_MenuDraw(), VectorPolar(), and VectorRotate().

double sinh (  double   )

double sqrt (  double   )

double tan (  double   )

Referenced by AAS_Reachability_Grapple(), CG_CalcFov(), R_SetupProjection(), and UI_DrawPlayer().

double tanh (  double   )

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