public bool init(Scene scene)
{
// check settings
samples = Math.Max(0, samples);
minSpacing = Math.Max(0.001f, minSpacing);
maxSpacing = Math.Max(0.001f, maxSpacing);
// display settings
UI.printInfo(UI.Module.LIGHT, "Irradiance cache settings:");
UI.printInfo(UI.Module.LIGHT, " * Samples: %d", samples);
if (tolerance <= 0)
UI.printInfo(UI.Module.LIGHT, " * Tolerance: off");
else
UI.printInfo(UI.Module.LIGHT, " * Tolerance: %.3f", tolerance);
UI.printInfo(UI.Module.LIGHT, " * Spacing: %.3f to %.3f", minSpacing, maxSpacing);
// prepare root node
Vector3 ext = scene.getBounds().getExtents();
root = new Node(scene.getBounds().getCenter(), 1.0001f * MathUtils.max(ext.x, ext.y, ext.z), this);
// init global photon map
return (globalPhotonMap != null) ? scene.calculatePhotons(globalPhotonMap, "global", 0) : true;
}
public bool init(Scene scene)
{
if (numSets < 1)
numSets = 1;
UI.printInfo(UI.Module.LIGHT, "Instant Global Illumination settings:");
UI.printInfo(UI.Module.LIGHT, " * Samples: {0}", numPhotons);
UI.printInfo(UI.Module.LIGHT, " * Sets: {0}", numSets);
UI.printInfo(UI.Module.LIGHT, " * Bias bound: {0}", c);
UI.printInfo(UI.Module.LIGHT, " * Bias rays: {0}", numBias);
virtualLights = new PointLight[numSets][];
if (numPhotons > 0)
{
for (int i = 0, seed = 0; i < virtualLights.Length; i++, seed += numPhotons)
{
PointLightStore map = new PointLightStore(this);
if (!scene.calculatePhotons(map, "virtual", seed))
return false;
virtualLights[i] = map.virtualLights.ToArray();
UI.printInfo(UI.Module.LIGHT, "Stored {0} virtual point lights for set {0} of {0}", virtualLights[i].Length, i + 1, numSets);
}
}
else
{
// create an empty array
for (int i = 0; i < virtualLights.Length; i++)
virtualLights[i] = new PointLight[0];
}
return true;
}
