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Set default headlight intensity to zero if there are no physical lights in the scene.

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PiperOrigin-RevId: 839962392
Change-Id: I086d8135604982c42381a9b49cec53773c7fa362
This commit is contained in:
Tom Power
2025-12-03 16:30:16 -08:00
committed by Copybara-Service
parent 8507b62556
commit 4a6b9456aa
1 changed files with 3 additions and 1 deletions
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src/experimental/filament/filament/scene_view.cc
+3 -1
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@@ -310,7 +310,9 @@ void SceneView::PrepareLights() {
// dealing with a "classic renderer" scene. In this case, let's add a
// default environment light and set the light intensity ourselves.
if (total_light_intensity == 0.0f) {
constexpr float kHeadlightIntensityCandela = 10'000.f;
// Headlight is not required for Filament and often confusing, disable it by
// default.
constexpr float kHeadlightIntensityCandela = 0.f;
constexpr float kTotalSceneLightIntensityCandela = 100'000.f;
constexpr float kFallbackEnvironmentLightIntensityCandela = 10'000.f;