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Apply simplification of shadow sources and casters to RenderableGlobe
This commit is contained in:
Alexander Bock
@@ -6,99 +6,98 @@ local assetHelper = asset.require('util/asset_helper')
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-- local earthEllipsoid = { 6378137.0, 6378137.0, 6356752.314245 }
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local earthEllipsoid = { 6378137.0, 6378137.0, 6378137.0 }
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local Atmosphere = {
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Identifier = "EarthAtmosphere",
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Parent = transforms.Earth.Identifier,
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Renderable = {
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Type = "RenderableAtmosphere",
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-- Atmosphere radius in Km
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AtmosphereHeight = 6447.0 - 6377.0,
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PlanetRadius = 6377.0,
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PlanetAverageGroundReflectance = 0.1,
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GroundRadianceEmission = 0.6,
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SunIntensity = 6.9,
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Rayleigh = {
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Coefficients = {
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-- Wavelengths are given in 10^-9m
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Wavelengths = { 680, 550, 440 },
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-- Reflection coefficients are given in km^-1
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Scattering = { 5.8E-3, 13.5E-3, 33.1E-3 },
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-- In Rayleigh scattering, the coefficients of absorption and scattering are the same.
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},
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-- Thichkness of atmosphere if its density were uniform, in Km
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H_R = 8.0
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},
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--[[
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Ozone = {
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Coefficients = {
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-- Extinction coefficients
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Extinction = {3.426, 8.298, 0.356}
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},
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H_O = 8.0,
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},
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]]
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-- Default
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Mie = {
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Coefficients = {
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-- Reflection coefficients are given in km^-1
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Scattering = { 4.0e-3, 4.0e-3, 4.0e-3 },
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-- Extinction coefficients are a fraction of the Mie coefficients
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Extinction = { 4.0e-3/0.9, 4.0e-3/0.9, 4.0e-3/0.9 }
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},
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-- Height scale (atmosphere thickness for constant density) in Km
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H_M = 1.2,
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-- Mie Phase Function Value (G e [-1.0, 1.0]. If G = 1.0, Mie phase function = Rayleigh Phase Function)
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G = 0.85
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},
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-- Clear Sky
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-- Mie = {
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-- Coefficients = {
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-- Scattering = {20e-3, 20e-3, 20e-3},
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-- Extinction = 1.0/0.9,
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-- }
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-- H_M = 1.2,
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-- G = 0.76,
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-- },
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-- Cloudy
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-- Mie = {
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-- Coefficients = {
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-- Scattering = {3e-3, 3e-3, 3e-3},
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-- Extinction = 1.0/0.9,
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-- }
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-- H_M = 3.0,
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-- G = 0.65,
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-- },
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Debug = {
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PreCalculatedTextureScale = 1.0,
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SaveCalculatedTextures = false
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Identifier = "EarthAtmosphere",
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Parent = transforms.Earth.Identifier,
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Renderable = {
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Type = "RenderableAtmosphere",
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-- Atmosphere radius in Km
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AtmosphereHeight = 6447.0 - 6377.0,
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PlanetRadius = 6377.0,
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PlanetAverageGroundReflectance = 0.1,
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GroundRadianceEmission = 0.6,
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SunIntensity = 6.9,
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Rayleigh = {
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Coefficients = {
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-- Wavelengths are given in 10^-9m
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Wavelengths = { 680, 550, 440 },
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-- Reflection coefficients are given in km^-1
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Scattering = { 5.8E-3, 13.5E-3, 33.1E-3 },
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-- In Rayleigh scattering, the coefficients of absorption and scattering are the same.
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},
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ShadowGroup = {
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Sources = {
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{ Name = "Sun", Radius = 696.3E6 },
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-- { Name = "Monolith", Radius = 0.01E6 }
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-- Thichkness of atmosphere if its density were uniform, in Km
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H_R = 8.0
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},
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--[[
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Ozone = {
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Coefficients = {
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-- Extinction coefficients
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Extinction = {3.426, 8.298, 0.356}
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},
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H_O = 8.0,
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},
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]]
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-- Default
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Mie = {
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Coefficients = {
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-- Reflection coefficients are given in km^-1
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Scattering = { 4.0e-3, 4.0e-3, 4.0e-3 },
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-- Extinction coefficients are a fraction of the Mie coefficients
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Extinction = { 4.0e-3/0.9, 4.0e-3/0.9, 4.0e-3/0.9 }
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},
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Casters = {
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{ Name = "Moon", Radius = 1.737E6 },
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-- { Name = "Independence Day Ship", Radius = 0.0 }
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}
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}
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-- Height scale (atmosphere thickness for constant density) in Km
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H_M = 1.2,
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-- Mie Phase Function Value (G e [-1.0, 1.0]. If G = 1.0, Mie phase function = Rayleigh Phase Function)
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G = 0.85
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},
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-- Clear Sky
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-- Mie = {
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-- Coefficients = {
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-- Scattering = {20e-3, 20e-3, 20e-3},
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-- Extinction = 1.0/0.9,
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-- }
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-- H_M = 1.2,
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-- G = 0.76,
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-- },
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-- Cloudy
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-- Mie = {
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-- Coefficients = {
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-- Scattering = {3e-3, 3e-3, 3e-3},
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-- Extinction = 1.0/0.9,
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-- }
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-- H_M = 3.0,
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-- G = 0.65,
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-- },
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Debug = {
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PreCalculatedTextureScale = 1.0,
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SaveCalculatedTextures = false
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},
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GUI = {
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Name = "Earth Atmosphere",
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Path = "/Solar System/Planets/Earth",
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Description = [[ Atmosphere of Earth.]]
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ShadowGroup = {
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Sources = {
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{ Name = "Sun", Radius = 696.3E6 },
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-- { Name = "Monolith", Radius = 0.01E6 }
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},
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Casters = {
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{ Name = "Moon", Radius = 1.737E6 },
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-- { Name = "Independence Day Ship", Radius = 0.0 }
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}
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}
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},
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GUI = {
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Name = "Earth Atmosphere",
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Path = "/Solar System/Planets/Earth",
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Description = [[ Atmosphere of Earth.]]
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}
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}
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assetHelper.registerSceneGraphNodesAndExport(asset, { Atmosphere })
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asset.meta = {
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Name = "Earth Atmosphere",
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Version = "1.0",
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Description = [[ RenderableAtmosphere for Earth.]],
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Author = "OpenSpace Team",
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URL = "http://openspaceproject.com",
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License = "MIT license",
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Identifiers = {"EarthAtmosphere"}
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Name = "Earth Atmosphere",
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Version = "1.0",
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Description = [[ RenderableAtmosphere for Earth.]],
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Author = "OpenSpace Team",
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URL = "http://openspaceproject.com",
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License = "MIT license",
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Identifiers = { "EarthAtmosphere" }
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}
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@@ -15,15 +15,11 @@ local Earth = {
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PerformShading = false,
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Layers = {},
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ShadowGroup = {
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Source1 = {
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Name = "Sun",
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-- All radius in meters
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Radius = 696.3E6
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Sources = {
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{ Name = "Sun", Radius = 696.3E6 },
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},
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Caster1 = {
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Name = "Moon",
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-- All radius in meters
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Radius = 1.737E6
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Casters = {
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{ Name = "Moon", Radius = 1.737E6 },
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}
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},
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Labels = {
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@@ -26,15 +26,13 @@ local Moon = {
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SegmentsPerPatch = 64,
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Layers = {},
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ShadowGroup = {
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Source1 = {
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Name = sunAsset.Sun.Name,
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Radius = 696.3E6
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Sources = {
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{ Name = sunAsset.Sun.Identifier, Radius = 696.3E6 },
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},
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Caster1 = {
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Name = earthAsset.Earth.Name,
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Radius = 6.371E6
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Casters = {
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{ Name = earthAsset.Earth.Identifier, Radius = 6.371E6 },
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}
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},
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},
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Labels = {
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Enable = false,
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FileName = labelsPath .. "/moon.labels",
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@@ -19,31 +19,15 @@ local Jupiter = {
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SegmentsPerPatch = 64,
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Layers = {},
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ShadowGroup = {
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Source1 = {
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Name = "Sun",
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-- All radius in meters
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Radius = 696.3E6
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},
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Caster1 = {
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Name = "Ganymede",
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-- All radius in meters
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Radius = 2631000
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},
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Caster2 = {
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Name = "Io",
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-- All radius in meters
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Radius = 1821600
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},
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Caster3 = {
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Name = "Europa",
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-- All radius in meters
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Radius = 1560800
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},
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Caster4 = {
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Name = "Callisto",
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-- All radius in meters
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Radius = 2410000
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Sources = {
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{ Name = "Sun", Radius = 696.3E6 },
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},
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Casters = {
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{ Name = "Ganymede", Radius = 2631000 },
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{ Name = "Io", Radius = 1821600 },
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{ Name = "Europa", Radius = 1560800 },
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{ Name = "Callisto", Radius = 2410000 }
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}
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}
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},
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Tag = { "planet_solarSystem", "planet_giants" },
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