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-rw-r--r--game/environment.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/game/environment.cpp b/game/environment.cpp
index 665c11b..1ef9bcb 100644
--- a/game/environment.cpp
+++ b/game/environment.cpp
@@ -7,14 +7,16 @@ Environment::Environment() : worldTime {"2024-01-01T12:00:00"_time_t} { }
void
Environment::tick(TickDuration)
{
- worldTime += 1;
+ worldTime += 50;
}
void
Environment::render(const SceneRenderer & renderer, const SceneProvider & scene) const
{
+ const auto sunPos = getSunPos({}, worldTime);
+ const auto sunDir = (glm::mat3 {rotate_yp({sunPos.y + pi, sunPos.x})} * north);
renderer.setAmbientLight({0.5F, 0.5F, 0.5F});
- renderer.setDirectionalLight({0.6F, 0.6F, 0.6F}, {-1, 1, -1}, scene);
+ renderer.setDirectionalLight({0.6F, 0.6F, 0.6F}, sunDir, scene);
}
// Based on the C++ code published at https://www.psa.es/sdg/sunpos.htm