SkyDomeImage.cpp File Reference

Implements CSkyDomeImage to render shaded sky backdrop. More...

#include "../Include/Globals.h"
#include "../Include/Sky.h"
#include "../Include/Utility.h"
#include "../Include/Ui.h"
#include <plib/ssg.h>

Go to the source code of this file.

Functions
static int	skydomeimage_predraw (ssgEntity *e)
static int	skydomeimage_postdraw (ssgEntity *e)
float	PerezFunction (float theta, float gamma, const SPerezCoefficients &p)
void	CalcPerezCoefficients (float T, const SCoefficientParameters &parm, SPerezCoefficients &coeff)
static float	ZenithLuminance (float theta, float T, const SLuminanceZenith &p)
static float	ZenithChrominance (float theta, float T, const SChromaZenith &p)
static void	YxyToRGB (float Y, float x, float y, float *r, float *g, float *b)
static void	InitPerezParameters (SPerezParameters *p, CIniFile *inisky, const char *name)
Variables
SPerezParameters	DefaultPerezParameters

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Detailed Description

Definition in file SkyDomeImage.cpp.

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Function Documentation

void CalcPerezCoefficients (  float  T, const SCoefficientParameters &  parm, SPerezCoefficients &  coeff )

Definition at line 106 of file SkyDomeImage.cpp. References SCoefficientParameters::A, SPerezCoefficients::A, SCoefficientParameters::B, SPerezCoefficients::B, SCoefficientParameters::C, SPerezCoefficients::C, SCoefficientParameters::D, SPerezCoefficients::D, SCoefficientParameters::E, and SPerezCoefficients::E. Referenced by CSkyDomeImage::Repaint().

static void InitPerezParameters (  SPerezParameters *  p, CIniFile *  inisky, const char *  name )  [static]

Definition at line 207 of file SkyDomeImage.cpp. References SCoefficientParameters::A, SLuminanceZenith::A, SCoefficientParameters::B, SLuminanceZenith::B, SCoefficientParameters::C, SLuminanceZenith::C, SCoefficientParameters::D, SLuminanceZenith::D, SCoefficientParameters::E, CIniFile::Get(), SPerezParameters::name, SChromaZenith::t0, SChromaZenith::t1, SChromaZenith::t2, SPerezParameters::x_curve, SPerezParameters::x_zenith, SPerezParameters::y_curve, SPerezParameters::Y_curve, SPerezParameters::y_zenith, and SPerezParameters::Y_zenith. Referenced by CSkyDomeImage::CSkyDomeImage().

float PerezFunction (  float  theta, float  gamma, const SPerezCoefficients &  p )

Definition at line 77 of file SkyDomeImage.cpp. References SPerezCoefficients::A, SPerezCoefficients::B, SPerezCoefficients::C, SPerezCoefficients::D, and SPerezCoefficients::E. Referenced by CSkyDomeImage::Repaint().

static int skydomeimage_postdraw (  ssgEntity *  e  )  [static]

Definition at line 62 of file SkyDomeImage.cpp. Referenced by CSkyDomeImage::CSkyDomeImage().

static int skydomeimage_predraw (  ssgEntity *  e  )  [static]

Definition at line 40 of file SkyDomeImage.cpp. References globals, SGlobals::settings, and SGlobalSettings::skydomeWireframe. Referenced by CSkyDomeImage::CSkyDomeImage().

static void YxyToRGB (  float  Y, float  x, float  y, float *  r, float *  g, float *  b )  [static]

Todo: Allow user-provisioning of gamma level and storage in INI file Definition at line 176 of file SkyDomeImage.cpp. Referenced by CSkyDomeImage::Repaint().

static float ZenithChrominance (  float  theta, float  T, const SChromaZenith &  p )  [static]

Definition at line 152 of file SkyDomeImage.cpp. References SChromaZenith::t0, SChromaZenith::t1, and SChromaZenith::t2. Referenced by CSkyDomeImage::Repaint().

static float ZenithLuminance (  float  theta, float  T, const SLuminanceZenith &  p )  [static]

Definition at line 131 of file SkyDomeImage.cpp. References SLuminanceZenith::A, SLuminanceZenith::B, SLuminanceZenith::C, and SLuminanceZenith::D. Referenced by CSkyDomeImage::Repaint().

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Variable Documentation

SPerezParameters DefaultPerezParameters

Definition at line 285 of file SkyDomeImage.cpp.

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