From faa7d6ba4d73d8e3d89f083deea103afda456a21 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Sun, 27 Oct 2024 09:40:50 -0700
Subject: Add implicit cast for generic vector types. (#5413)

---
 source/slang/core.meta.slang | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'source')

diff --git a/source/slang/core.meta.slang b/source/slang/core.meta.slang
index 478487250..249a084b1 100644
--- a/source/slang/core.meta.slang
+++ b/source/slang/core.meta.slang
@@ -1642,6 +1642,17 @@ extension vector<T,N> : IInteger
     [__unsafeForceInlineEarly] __init(int v) { this = vector<T,N>(T(v)); }
     [OverloadRank(-1)]
     [__unsafeForceInlineEarly] __init(int64_t v) { this = vector<T,N>(T(v)); }
+
+    [OverloadRank(-1)]
+    __implicit_conversion($(kConversionCost_Default))
+    __intrinsic_op($(kIROp_CastFloatToInt))
+    __generic<U:__BuiltinFloatingPointType>
+    __init(vector<U, N> other);
+
+    [OverloadRank(-1)]
+    __intrinsic_op($(kIROp_IntCast))
+    __generic<U:__BuiltinIntegerType>
+    __init(vector<U, N> other);
 }
 
 __generic<T:__BuiltinFloatingPointType, let N : int>
@@ -1659,6 +1670,17 @@ extension vector<T,N> : IFloat
     __intrinsic_op($(kIROp_Mul)) This scale<T1:__BuiltinFloatingPointType>(T1 s);
     [__unsafeForceInlineEarly] float toFloat() { return __realCast<float>(this[0]); }
 
+    [OverloadRank(-1)]
+    __implicit_conversion($(kConversionCost_Default))
+    __intrinsic_op($(kIROp_FloatCast))
+    __generic<U:__BuiltinFloatingPointType>
+    __init(vector<U, N> other);
+
+    [OverloadRank(-1)]
+    __intrinsic_op($(kIROp_CastIntToFloat))
+    __generic<U:__BuiltinIntegerType>
+    __init(vector<U, N> other);
+
     [OverloadRank(-1)]
     [__unsafeForceInlineEarly] __init(int v) { this = vector<T,N>(T(v)); }
     [OverloadRank(-1)]
-- 
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