CPU methods for evaluating the atmospheric scattering model used by the sky background.
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#include <MaterialSky.hpp>
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| static glm::vec3 | eval (const glm::vec3 &rayOrigin, const glm::vec3 &rayDir, const glm::vec3 &sunDir) |
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static const Sky::AtmosphereParameters | sky |
| | Earth-like atmosphere parameters.
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static const uint | samplesCount = 16 |
| | Number of samples to evaluate along the ray.
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CPU methods for evaluating the atmospheric scattering model used by the sky background.
◆ MaterialSky()
| MaterialSky::MaterialSky |
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delete |
◆ eval()
| glm::vec3 MaterialSky::eval |
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const glm::vec3 & |
rayOrigin, |
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const glm::vec3 & |
rayDir, |
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const glm::vec3 & |
sunDir |
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Compute the radiance for a given ray, based on the atmosphere scattering model.
- Parameters
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| rayOrigin | the ray origin |
| rayDir | the ray direction |
| sunDir | the light direction |
- Returns
- the estimated radiance
◆ miePhase()
| float MaterialSky::miePhase |
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float |
cosAngle | ) |
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staticprivate |
Compute the Mie phase.
- Parameters
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| cosAngle | Cosine of the angle between the ray and the light directions |
- Returns
- the phase
◆ rayleighPhase()
| float MaterialSky::rayleighPhase |
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float |
cosAngle | ) |
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staticprivate |
Compute the Rayleigh phase.
- Parameters
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| cosAngle | Cosine of the angle between the ray and the light directions |
- Returns
- the phase
The documentation for this class was generated from the following files:
