Pass floats as string literals to a methodTag(s): String/Number
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Color c = new Color(0.1,0.2,0.4);
returns "Incompatible type for constructor. Explicit cast needed to
convert double to int." even if the constructor Color (float r, float g, float b) is valid.
That's because the compiler interprets numbers like 0.1 as double not float. You must use
the suffixe "f" to indicate that the number is a float.
Color c = new Color(0.1f,0.2f,0.4f);
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