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Add and use Max Mesh Position Error to Build Settings for automatic mesh vertex positions storage

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This commit is contained in:
Wojtek Figat
2025-09-12 17:53:14 +02:00
parent b537a80031
commit f323fdb592
4 changed files with 49 additions and 9 deletions
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14
Source/Engine/Tools/ModelTool/ModelTool.h
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@@ -148,9 +148,11 @@ public:
API_ENUM(Attributes="HideInEditor") enum class PositionFormat
{
// XYZ channels with 32-bit precision (12 bytes per vertex).
Float32,
// XYZ(W) channels with 12-bit precision (8 bytes per vertex).
Float16,
Float32 = 0,
// XYZ(W) channels with 16-bit precision (8 bytes per vertex).
Float16 = 1,
// Selects the most memory-efficient format that can represent positions within a max error defined in project Build Settings.
Automatic = 2,
};
/// <summary>
@@ -159,9 +161,9 @@ public:
API_ENUM(Attributes="HideInEditor") enum class TexCoordFormats
{
// XY channels with 16-bit precision (4 bytes per vertex).
Float16,
Float16 = 0,
// XY channels with 8-bit precision (2 bytes per vertex). Valid only for normalized UVs within range [0; 1], scaled or negative UVs won't work.
UNorm8,
UNorm8 = 1,
};
/// <summary>
@@ -226,7 +228,7 @@ public:
public:
// The imported vertex positions data format to use by meshes. Changing this affects memory usage of the mesh data, performance and overall quality.
API_FIELD(Attributes = "EditorOrder(200), EditorDisplay(\"Data Format\"), VisibleIf(nameof(ShowGeometry))")
PositionFormat PositionFormat = PositionFormat::Float32;
PositionFormat PositionFormat = PositionFormat::Automatic;
// The imported vertex texture coordinates data format to use by meshes. Changing this affects memory usage of the mesh data, performance and overall quality.
API_FIELD(Attributes = "EditorOrder(205), EditorDisplay(\"Data Format\"), VisibleIf(nameof(ShowGeometry))")
TexCoordFormats TexCoordFormat = TexCoordFormats::Float16;