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Fix crash on invalid unpack node usage in shader graph

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#4030
This commit is contained in:
Wojtek Figat
2026-04-01 16:55:28 +02:00
parent cabae8142d
commit 9a7abd751f
1 changed files with 12 additions and 21 deletions
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33
Source/Engine/Visject/ShaderGraph.cpp
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@@ -493,35 +493,26 @@ void ShaderGenerator::ProcessGroupPacking(Box* box, Node* node, Value& value)
// Unpack
case 30:
{
Box* b = node->GetBox(0);
Value v = tryGetValue(b, Float2::Zero).AsFloat2();
int32 subIndex = box->ID - 1;
ASSERT(subIndex >= 0 && subIndex < 2);
value = Value(ValueType::Float, v.Value + _subs[subIndex]);
value = tryGetValue(node->GetBox(0), Float2::Zero).AsFloat2();
const int32 subIndex = box->ID - 1;
if (subIndex >= 0 && subIndex < 2)
value = Value(ValueType::Float, value.Value + _subs[subIndex]);
break;
}
case 31:
{
Box* b = node->GetBox(0);
Value v = tryGetValue(b, Float3::Zero).AsFloat3();
int32 subIndex = box->ID - 1;
ASSERT(subIndex >= 0 && subIndex < 3);
value = Value(ValueType::Float, v.Value + _subs[subIndex]);
value = tryGetValue(node->GetBox(0), Float3::Zero).AsFloat3();
const int32 subIndex = box->ID - 1;
if (subIndex >= 0 && subIndex < 3)
value = Value(ValueType::Float, value.Value + _subs[subIndex]);
break;
}
case 32:
{
Box* b = node->GetBox(0);
Value v = tryGetValue(b, Float4::Zero).AsFloat4();
int32 subIndex = box->ID - 1;
ASSERT(subIndex >= 0 && subIndex < 4);
value = Value(ValueType::Float, v.Value + _subs[subIndex]);
value = tryGetValue(node->GetBox(0), Float4::Zero).AsFloat4();
const int32 subIndex = box->ID - 1;
if (subIndex >= 0 && subIndex < 4)
value = Value(ValueType::Float, value.Value + _subs[subIndex]);
break;
}
case 33: