mirror of
https://github.com/aharabada/glitchy-engine-beef.git
synced 2026-09-05 21:01:52 +00:00
Crappy hot reloading of textures and Properties editor for textures
This commit is contained in:
Simon Lübeß
@@ -7,14 +7,155 @@ using GlitchyEngine.Content;
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using GlitchyEngine.Renderer;
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using GlitchyEngine.Math;
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using DirectXTK;
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using ImGui;
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namespace GlitchyEditor.Assets;
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abstract class AssetPropertiesEditor
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{
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private AssetFile _asset;
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public AssetFile Asset => _asset;
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public this(AssetFile asset)
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{
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_asset = asset;
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}
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public abstract void ShowEditor();
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}
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class TextureAssetPropertiesEditor : AssetPropertiesEditor
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{
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EditorTextureAssetLoaderConfig _textureConfig;
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public this(AssetFile asset) : base(asset)
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{
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_textureConfig = asset.AssetConfig.Config as EditorTextureAssetLoaderConfig;
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}
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static char8*[3] _filterFuncNames = char8*[]("Point", "Linear", "Anisotropic");
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public override void ShowEditor()
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{
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if (_textureConfig == null)
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return;
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bool generateMips = _textureConfig.GenerateMipMaps;
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if (ImGui.Checkbox("Generate Mip Maps", &generateMips))
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_textureConfig.GenerateMipMaps = generateMips;
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bool isSrgb = _textureConfig.IsSRGB;
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if (ImGui.Checkbox("Is sRGB", &isSrgb))
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_textureConfig.IsSRGB = isSrgb;
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SamplerStateDescription samplerStateDescription = _textureConfig.SamplerStateDescription;
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void ShowFilterCombo(String label, ref FilterFunction filterFunction)
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{
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int32 selectedFilter = filterFunction.Underlying;
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if (ImGui.Combo(label, &selectedFilter, &_filterFuncNames, 3))
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filterFunction = (.)selectedFilter;
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}
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ImGui.Separator();
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ImGui.TextUnformatted("Texture Filtering:");
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ImGui.Separator();
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ImGui.EnumCombo("Min Filter", ref samplerStateDescription.MinFilter);
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ImGui.AttachTooltip("""
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Sampling method used for minification.
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If set to "Anisotropic" all Filters are set to "Anisotropic" internally.
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""");
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ImGui.EnumCombo("Mag Filter", ref samplerStateDescription.MagFilter);
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ImGui.AttachTooltip("""
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Sampling method used for magnification.
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If set to "Anisotropic" all Filters are set to "Anisotropic" internally.
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""");
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ImGui.EnumCombo("Mip Map Filter", ref samplerStateDescription.MipFilter);
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ImGui.AttachTooltip("""
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Method used for mip-level sampling.
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If set to "Anisotropic" all Filters are set to "Anisotropic" internally.
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""");
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if (samplerStateDescription.MagFilter == .Anisotropic ||
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samplerStateDescription.MinFilter == .Anisotropic ||
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samplerStateDescription.MipFilter == .Anisotropic)
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{
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ImGui.SliderScalar("Anisotropy Level", ref samplerStateDescription.MaxAnisotropy, 1, 16);
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}
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ImGui.NewLine();
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ImGui.EnumCombo("Filter Mode", ref samplerStateDescription.FilterMode);
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ImGui.AttachTooltip("Filtering method to use when sampling a texture.");
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if (samplerStateDescription.FilterMode == .Comparison)
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{
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ImGui.EnumCombo("Comparison Function", ref samplerStateDescription.ComparisonFunction);
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ImGui.AttachTooltip("""
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The function that is used to compare the sampled data against the existing sampled data.
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Only applies if Filter Mode is set to FilterMode.Comparison.
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""");
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}
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ImGui.Separator();
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ImGui.TextUnformatted("Wrapping");
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ImGui.Separator();
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ImGui.EnumCombo("Wrap Mode U", ref samplerStateDescription.AddressModeU);
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ImGui.AttachTooltip("Method to use for resolving a u texture coordinate that is outside the 0 to 1 range.");
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ImGui.EnumCombo("Wrap Mode V", ref samplerStateDescription.AddressModeV);
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ImGui.AttachTooltip("Method to use for resolving a v texture coordinate that is outside the 0 to 1 range.");
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ImGui.EnumCombo("Wrap Mode W", ref samplerStateDescription.AddressModeW);
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ImGui.AttachTooltip("Method to use for resolving a w texture coordinate that is outside the 0 to 1 range.");
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if (samplerStateDescription.AddressModeU == .Border ||
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samplerStateDescription.AddressModeV == .Border ||
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samplerStateDescription.AddressModeW == .Border)
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{
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ImGui.ColorEdit4("Border Color", ref samplerStateDescription.BorderColor);
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}
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ImGui.Separator();
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ImGui.TextUnformatted("Mip Maps");
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ImGui.Separator();
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ImGui.DragFloat("Mip LOD Bias", &samplerStateDescription.MipLODBias, 0.1f);
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ImGui.AttachTooltip("""
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Offset from the calculated mipmap level.
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For example, if the GPU calculates that a texture should be sampled at mipmap level 3 and "Mip LOD Bias" is 2, then the texture will be sampled at mipmap level 5.
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""");
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ImGui.DragFloat("Min Mip LOD", &samplerStateDescription.MipMinLOD);
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ImGui.AttachTooltip("Lower end of the mipmap range to clamp access to, where 0 is the largest and most detailed mipmap level and any level higher than that is less detailed.");
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ImGui.DragFloat("Max LOD Bias", &samplerStateDescription.MipMaxLOD);
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ImGui.AttachTooltip("""
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Upper end of the mipmap range to clamp access to, where 0 is the largest and most detailed mipmap level and any level higher than that is less detailed.
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This value must be greater than or equal to "Min Mip LOD". To have no upper limit on LOD set this to a large value.
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""");
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_textureConfig.SamplerStateDescription = samplerStateDescription;
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}
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public static AssetPropertiesEditor Factory(AssetFile assetFile)
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{
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return new TextureAssetPropertiesEditor(assetFile);
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}
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}
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[BonTarget, BonPolyRegister]
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class EditorTextureAssetLoaderConfig : AssetLoaderConfig
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{
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[BonInclude]
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private bool _generateMipMaps;
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[BonInclude]
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private bool _isSrgb;
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[BonInclude]
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private SamplerStateDescription _samplerStateDescription = .();
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@@ -24,6 +165,12 @@ class EditorTextureAssetLoaderConfig : AssetLoaderConfig
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get => _generateMipMaps;
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set => SetIfChanged(ref _generateMipMaps, value);
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}
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public bool IsSRGB
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{
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get => _isSrgb;
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set => SetIfChanged(ref _isSrgb, value);
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}
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public SamplerStateDescription SamplerStateDescription
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{
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@@ -32,7 +179,12 @@ class EditorTextureAssetLoaderConfig : AssetLoaderConfig
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}
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}
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class EditorTextureAssetLoader : IAssetLoader
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interface IReloadingAssetLoader
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{
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public void ReloadAsset(AssetFile assetFile, Stream data);
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}
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class EditorTextureAssetLoader : IAssetLoader, IReloadingAssetLoader
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{
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private static readonly List<StringView> _fileExtensions = new .(){".png", ".dds"} ~ delete _; // ".jpg", ".bmp"
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@@ -61,29 +213,33 @@ class EditorTextureAssetLoader : IAssetLoader
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const String PngMagicWord = "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A";
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const String DdsMagicWord = "DDS ";
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private static Texture LoadTexture(Stream data, EditorTextureAssetLoaderConfig config)
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enum TextureType
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{
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Debug.Profiler.ProfileResourceFunction!();
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Unknown,
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DDS,
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PNG
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}
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private static TextureType GetTextureType(Stream data)
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{
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int64 position = data.Position;
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var readResult = data.Read<char8[8]>();
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data.Position = 0;
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data.Position = position;
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char8[8] magicWord;
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Texture texture = null;
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if (readResult case .Ok(out magicWord))
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{
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StringView strView = .(&magicWord, magicWord.Count);
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if (strView.StartsWith(PngMagicWord))
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{
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texture = LoadPng(data, config);
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return .PNG;
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}
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else if (strView.StartsWith(DdsMagicWord))
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{
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texture = LoadDds(data, config);
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return .DDS;
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}
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else
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{
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@@ -91,28 +247,82 @@ class EditorTextureAssetLoader : IAssetLoader
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}
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}
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return .Unknown;
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}
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private static Texture LoadTexture(Stream data, EditorTextureAssetLoaderConfig config)
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{
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Debug.Profiler.ProfileResourceFunction!();
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Texture texture = null;
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switch(GetTextureType(data))
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{
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case .DDS:
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texture = LoadDds(data, config);
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case .PNG:
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texture = LoadPng(data, config);
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case .Unknown:
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Runtime.FatalError("Unknown image format.");
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}
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Log.EngineLogger.AssertDebug(texture != null);
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/*SamplerStateDescription samplerDesc = .()
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{
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MinFilter = config.MinFilter,
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MagFilter = config.MagFilter,
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MipFilter = config.MipFilter,
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AddressModeU = config.WrapModeU,
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AddressModeV = config.WrapModeV,
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AddressModeW = config.WrapModeW
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};*/
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SamplerState sam = SamplerStateManager.GetSampler(config.SamplerStateDescription);
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texture.SamplerState = sam;
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sam.ReleaseRef();
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SetSampler(texture, config);
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return texture;
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}
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private static Texture LoadPng(Stream data, EditorTextureAssetLoaderConfig config)
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public void ReloadAsset(AssetFile assetFile, Stream data)
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{
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Texture reloadingTexture = assetFile.LoadedAsset as Texture;
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if (reloadingTexture == null)
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{
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Log.EngineLogger.Error($"{nameof(Self)}: Requested reload of \"{assetFile.FilePath}\" but it's not a Texture!");
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return;
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}
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EditorTextureAssetLoaderConfig config = assetFile.AssetConfig.Config as EditorTextureAssetLoaderConfig;
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if (config == null)
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{
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Log.EngineLogger.Error($"{nameof(Self)}: Config of asset \"{assetFile.FilePath}\" doesn't have the correct type!");
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return;
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}
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switch(GetTextureType(data))
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{
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case .DDS:
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ReloadDds(reloadingTexture as Texture2D, data, config);
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case .PNG:
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ReloadPng(reloadingTexture as Texture2D, data, config);
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case .Unknown:
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Runtime.FatalError("Unknown image format.");
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}
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SetSampler(reloadingTexture, config);
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}
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private static void SetSampler(Texture texture, EditorTextureAssetLoaderConfig config)
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{
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using (SamplerState samplerState = SamplerStateManager.GetSampler(config.SamplerStateDescription))
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{
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texture.SamplerState = samplerState;
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}
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}
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private static void ReloadPng(Texture2D reloadingTexture, Stream data, EditorTextureAssetLoaderConfig config)
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{
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Debug.Profiler.ProfileResourceFunction!();
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using (Texture2D newTexture = LoadPng(data, config))
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{
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reloadingTexture.[Friend]SneakySwappyTexture(newTexture);
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}
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}
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private static Texture2D LoadPng(Stream data, EditorTextureAssetLoaderConfig config)
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{
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Debug.Profiler.ProfileResourceFunction!();
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@@ -134,7 +344,7 @@ class EditorTextureAssetLoader : IAssetLoader
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// TODO: load as SRGB because PNGs are usually not stored as linear
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//Texture2DDesc desc = .(width, height, srgb? .R8G8B8A8_UNorm_SRGB : .R8G8B8A8_UNorm, 1, 1, .Immutable);
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Texture2DDesc desc = .(width, height, .R8G8B8A8_UNorm, 1, 1, .Immutable);
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Texture2DDesc desc = .(width, height, config.IsSRGB ? .R8G8B8A8_UNorm_SRGB : .R8G8B8A8_UNorm, 1, 1, .Immutable);
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Texture2D texture = new Texture2D(desc);
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texture.SetData<Color>((.)rawData);
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@@ -145,6 +355,14 @@ class EditorTextureAssetLoader : IAssetLoader
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return texture;
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}
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private static void ReloadDds(Texture2D reloadingTexture, Stream data, EditorTextureAssetLoaderConfig config)
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{
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using (Texture2D newTexture = new [Friend]Texture2D(data))
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{
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reloadingTexture.[Friend]SneakySwappyTexture(newTexture);
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}
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}
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private static Texture LoadDds(Stream data, EditorTextureAssetLoaderConfig config)
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{
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Texture2D texture = new [Friend]Texture2D(data);
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