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Fix Flipbook material node bug when frames X was different than Y

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This commit is contained in:
Wojtek Figat
2023-02-17 11:27:41 +01:00
parent 8b050cf87e
commit aa1a0ea4a2
1 changed files with 2 additions and 2 deletions
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4
Source/Engine/Tools/MaterialGenerator/MaterialGenerator.Textures.cpp
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@@ -637,8 +637,8 @@ void MaterialGenerator::ProcessGroupTextures(Box* box, Node* node, Value& value)
// Write operations
auto framesCount = writeLocal(VariantType::Float, String::Format(TEXT("{0}.x * {1}.y"), framesXY.Value, framesXY.Value), node);
frame = writeLocal(VariantType::Float, String::Format(TEXT("fmod(floor({0}), {1})"), frame.Value, framesCount.Value), node);
auto framesXYInv = writeOperation2(node, Value::One, framesXY, '/');
frame = writeLocal(VariantType::Float, String::Format(TEXT("fmod({0}, {1})"), frame.Value, framesCount.Value), node);
auto framesXYInv = writeOperation2(node, Value::One.AsFloat2(), framesXY, '/');
auto frameY = writeLocal(VariantType::Float, String::Format(TEXT("abs({0} * {1}.y - (floor({2} * {3}.x) + {0} * 1))"), invertY.Value, framesXY.Value, frame.Value, framesXYInv.Value), node);
auto frameX = writeLocal(VariantType::Float, String::Format(TEXT("abs({0} * {1}.x - (({2} - {1}.x * floor({2} * {3}.x)) + {0} * 1))"), invertX.Value, framesXY.Value, frame.Value, framesXYInv.Value), node);
value = writeLocal(VariantType::Float2, String::Format(TEXT("({3} + float2({0}, {1})) * {2}"), frameX.Value, frameY.Value, framesXYInv.Value, uv.Value), node);