LCEMP commit: support more max players

Minecraft.Client/PlayerRenderer.cpp

@@ -38,13 +38,35 @@ PlayerRenderer::PlayerRenderer() : LivingEntityRenderer( new HumanoidModel(0), 0
     armorParts2 = new HumanoidModel(0.5f);
 }
 
+static unsigned int HsvToArgb(float h, float s, float v)
+{
+	float c = v * s;
+	float x = c * (1.0f - fabsf(fmodf(h / 60.0f, 2.0f) - 1.0f));
+	float m = v - c;
+	float r, g, b;
+	if (h < 60) { r = c; g = x; b = 0; }
+	else if (h < 120) { r = x; g = c; b = 0; }
+	else if (h < 180) { r = 0; g = c; b = x; }
+	else if (h < 240) { r = 0; g = x; b = c; }
+	else if (h < 300) { r = x; g = 0; b = c; }
+	else { r = c; g = 0; b = x; }
+	unsigned int ri = (unsigned int)((r + m) * 255.0f);
+	unsigned int gi = (unsigned int)((g + m) * 255.0f);
+	unsigned int bi = (unsigned int)((b + m) * 255.0f);
+	return 0xFF000000 | (ri << 16) | (gi << 8) | bi;
+}
+
 unsigned int PlayerRenderer::getNametagColour(int index)
 {
 	if( index >= 0 && index < MINECRAFT_NET_MAX_PLAYERS)
 	{
 		return s_nametagColors[index];
 	}
-	return 0xFF000000;
+
+	float hue = fmodf(index * 137.508f, 360.0f);
+	float sat = 0.65f + (float)(index % 3) * 0.15f;
+	float val = 0.75f + (float)(index % 4) * 0.08f;
+	return HsvToArgb(hue, sat, val);
 }
 
 int PlayerRenderer::prepareArmor(shared_ptr<LivingEntity> _player, int layer, float a)