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Add abs function. Fix "at" operator.

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This commit is contained in:
PopSlime
2022-11-06 13:21:15 +08:00
parent b92a21951d
commit 2c74296532
1 changed files with 20 additions and 3 deletions
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23
Assets/Cryville/Crtr/PdtEvaluator.cs
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@@ -114,6 +114,7 @@ namespace Cryville.Crtr {
_ctxops.Add(IdentifierManager.SharedInstance.Request("clamp"), new func_clamp(() => ContextSelfValue));
_ctxops.Add(IdentifierManager.SharedInstance.Request("min"), new func_min(() => ContextSelfValue));
_ctxops.Add(IdentifierManager.SharedInstance.Request("max"), new func_max(() => ContextSelfValue));
_ctxops.Add(IdentifierManager.SharedInstance.Request("abs"), new func_abs(() => ContextSelfValue));
}
static PdtEvaluator() {
_shortops.Add(new PdtOperatorSignature("@", 2), new op_at_2());
@@ -237,12 +238,12 @@ namespace Cryville.Crtr {
class op_at_2 : PdtOperator {
public op_at_2() : base(2) { }
protected override void Execute() {
int _, pc;
int _;
var op0 = GetOperand(0);
var op1 = (int)Math.Round(GetOperand(1).AsNumber());
if (op0.Type != PdtInternalType.Vector) throw new InvalidOperationException("Not a vector");
op0.GetArraySuffix(out _, out pc);
if (op1 >= pc) throw new IndexOutOfRangeException();
op0.GetArraySuffix(out _, out _);
if (op1 >= (op0.Length - sizeof(int)) / sizeof(float)) throw new IndexOutOfRangeException();
float result = GetOperand(0).AsNumber(op1 * sizeof(float));
GetReturnFrame(PdtInternalType.Number, sizeof(float)).SetNumber(result);
}
@@ -366,6 +367,22 @@ namespace Cryville.Crtr {
ret.SetNumber(Mathf.Max(a, b));
}
}
class func_abs : PdtOperator {
readonly Func<PropSrc> _ctxcb;
public func_abs(Func<PropSrc> ctxcb) : base(1) {
_ctxcb = ctxcb;
}
protected override unsafe void Execute() {
var ret = GetReturnFrame(PdtInternalType.Number, sizeof(float));
float arg;
switch (LoadedOperandCount) {
case 0: arg = oputil.AsNumber(_ctxcb()); break;
case 1: arg = GetOperand(0).AsNumber(); break;
default: throw new ArgumentException("Argument count not 0 or 1");
}
ret.SetNumber(Mathf.Abs(arg));
}
}
unsafe static class oputil {
public static float AsNumber(PropSrc src) {
if (src == null)