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Slightly improved cloud lighting

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This commit is contained in:
Michaël Lemaire 2015-09-24 00:13:52 +02:00
parent 704fe839d9
commit ba02442fea
1 changed files with 10 additions and 8 deletions
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18
src/render/software/CloudBasicLayerRenderer.cpp
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@ -176,13 +176,11 @@ Color CloudBasicLayerRenderer::getColor(BaseCloudsModel *model, const Vector3 &e
col = parent->applyLightingToSurface(segments[i].start, parent->getAtmosphereRenderer()->getSunDirection(), material);
double power = col.getPower();
if (power > 0.2)
{
col.r += (power - 0.2) * 1.5;
col.g += (power - 0.2) * 1.5;
col.b += (power - 0.2) * 1.5;
}
// Boost highly lighted area
double boost = 1.0 + (col.getPower() * col.getPower());
col.r *= boost;
col.g *= boost;
col.b *= boost;
col.a = (segments[i].length >= transparency_depth) ? 1.0 : (segments[i].length / transparency_depth);
result.mask(col);
@ -235,9 +233,13 @@ bool CloudBasicLayerRenderer::alterLight(BaseCloudsModel *model, LightComponent*
{
factor = 1.0;
}
else if (factor > 0.00001)
{
factor = sqrt(factor);
}
}
double miminum_light = 0.3;
double miminum_light = 0.5;
factor = 1.0 - (1.0 - miminum_light) * factor;
light->color.r *= factor;