public void SignPrecedence()
{
var eq = new ImageFramework.Model.Equation.Equation("-1+2");
var hlsl = eq.GetHlslExpression();
var expected = $"(({NumberToken.ToHlsl(-1.0f)}*{NumberToken.ToHlsl(1.0f)})+{NumberToken.ToHlsl(2.0f)})";
Assert.AreEqual(expected, hlsl.Replace(" ", ""));
}
public void SignOperatorAndBrackets()
{
var eq = new ImageFramework.Model.Equation.Equation("1+0.4*-2");
var hlsl = eq.GetHlslExpression();
var expected =
$"({NumberToken.ToHlsl(1.0f)}+({NumberToken.ToHlsl(0.4f)}*({NumberToken.ToHlsl(-1.0f)}*{NumberToken.ToHlsl(2.0f)})))";
Assert.AreEqual(expected, hlsl.Replace(" ", ""));
}
public void OperatorPrecedence()
{
var eq = new ImageFramework.Model.Equation.Equation("(3-1)*0.4+1");
var hlsl = eq.GetHlslExpression();
var expected =
$"((({NumberToken.ToHlsl(3.0f)}-{NumberToken.ToHlsl(1.0f)})*{NumberToken.ToHlsl(0.4f)})+{NumberToken.ToHlsl(1.0f)})";
Assert.AreEqual(expected, hlsl.Replace(" ", ""));
eq = new ImageFramework.Model.Equation.Equation("1+0.4*(3-1)");
hlsl = eq.GetHlslExpression();
expected =
$"({NumberToken.ToHlsl(1.0f)}+({NumberToken.ToHlsl(0.4f)}*({NumberToken.ToHlsl(3.0f)}-{NumberToken.ToHlsl(1.0f)})))";
Assert.AreEqual(expected, hlsl.Replace(" ", ""));
}