more lighting

core.mod/src/entities/PlayerEntity.h

@@ -24,7 +24,7 @@ private:
 	static constexpr float JUMP_VEL = 11;
 	static constexpr float DOWN_FORCE = 20 * MASS;
 	static constexpr Swan::Vec2 SIZE = Swan::Vec2(0.6, 1.9);
-	static constexpr float LIGHT_LEVEL = 30/255.0;
+	static constexpr float LIGHT_LEVEL = 0.2;
 
 	enum class State {
 		IDLE,

libswan/include/swan/LightServer.h

@@ -51,7 +51,7 @@ public:
 
 private:
 	static constexpr int LIGHT_CUTOFF_DIST = 64;
-	static constexpr float LIGHT_CUTOFF = 0.25/255.0;
+	static constexpr float LIGHT_CUTOFF = 0.001;
 
 	struct Event {
 		enum class Tag {

libswan/src/LightServer.cc

@@ -32,12 +32,11 @@ static uint8_t linToSRGB(float lin) {
 		s = 1.055 * std::pow(lin, 1/2.4) - 0.055;
 	}
 
-	return std::clamp((int)(s * 255), 0, 255);
+	return std::clamp((int)round(s * 255), 0, 255);
 }
 
 static float attenuate(float dist, float squareDist) {
-	float a = 1 / (1 + 1.0 * dist + 0.1 * squareDist);
-	return a > 1 ? 1 : a;
+	return 1 / (1 + 1 * dist + 0.02 * squareDist);
 }
 
 static float attenuate(float dist) {