1 files changed, 5 insertions, 6 deletions
diff --git a/source/rendering/StarTilePainter.cpp b/source/rendering/StarTilePainter.cpp
index 31fe0a6..58d9d28 100644
--- a/source/rendering/StarTilePainter.cpp
+++ b/source/rendering/StarTilePainter.cpp
@@ -38,20 +38,19 @@ TilePainter::TilePainter(RendererPtr renderer) : TileDrawer() {
 void TilePainter::adjustLighting(WorldRenderData& renderData) const {
   RectI lightRange = RectI::withSize(renderData.lightMinPosition, Vec2I(renderData.lightMap.size()));
   forEachRenderTile(renderData, lightRange, [&](Vec2I const& pos, RenderTile const& tile) {
-      // Only adjust lighting for full tiles
+      // Only adjust lighting for tiles with liquid above the draw threshold
       float drawLevel = liquidDrawLevel(byteToFloat(tile.liquidLevel));
       if (drawLevel == 0.0f)
         return;
 
       auto lightIndex = Vec2U(pos - renderData.lightMinPosition);
-      auto lightValue = renderData.lightMap.get(lightIndex).vec3();
+      auto lightValue = renderData.lightMap.get(lightIndex.x(), lightIndex.y());
 
       auto const& liquid = m_liquids[tile.liquidId];
-      Vec3F tileLight = Vec3F(lightValue);
-      float darknessLevel = (1 - tileLight.sum() / (3.0f * 255.0f)) * drawLevel;
-      lightValue = Vec3B(tileLight.piecewiseMultiply(Vec3F::filled(1 - darknessLevel) + liquid.bottomLightMix * darknessLevel));
+      float darknessLevel = (1.f - (lightValue.sum() / 3.0f)) * drawLevel;
+      lightValue = lightValue.piecewiseMultiply(Vec3F::filled(1.f - darknessLevel) + liquid.bottomLightMix * darknessLevel);
 
-      renderData.lightMap.set(lightIndex, lightValue);
+      renderData.lightMap.set(lightIndex.x(), lightIndex.y(), lightValue);
     });
 }