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‎TechOS.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.3.32825.248
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TechOS", "TechOS\TechOS.csproj", "{335D131E-9072-4D6C-9C3A-A227D55D310D}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{335D131E-9072-4D6C-9C3A-A227D55D310D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{335D131E-9072-4D6C-9C3A-A227D55D310D}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{335D131E-9072-4D6C-9C3A-A227D55D310D}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{335D131E-9072-4D6C-9C3A-A227D55D310D}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {BA41AE7A-0A06-44A8-9BB2-67B0C8886090}
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EndGlobalSection
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EndGlobal

‎TechOS/CosmosTTF.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.2.32526.322
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CosmosTTF", "CosmosTTF\CosmosTTF.csproj", "{184E6E5A-7CE6-4D4B-8024-0A3BDC7E5BF9}"
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EndProject
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Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Projektmappenelemente", "Projektmappenelemente", "{D8530763-A7DC-4EBF-BD52-5BDA5EC91807}"
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ProjectSection(SolutionItems) = preProject
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README.md = README.md
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EndProjectSection
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WinFormTest", "WinFormTest\WinFormTest.csproj", "{FED20FAD-1DDA-4BE2-BD92-A0BC111676D1}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{184E6E5A-7CE6-4D4B-8024-0A3BDC7E5BF9}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{184E6E5A-7CE6-4D4B-8024-0A3BDC7E5BF9}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{184E6E5A-7CE6-4D4B-8024-0A3BDC7E5BF9}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{184E6E5A-7CE6-4D4B-8024-0A3BDC7E5BF9}.Release|Any CPU.Build.0 = Release|Any CPU
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{FED20FAD-1DDA-4BE2-BD92-A0BC111676D1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{FED20FAD-1DDA-4BE2-BD92-A0BC111676D1}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{FED20FAD-1DDA-4BE2-BD92-A0BC111676D1}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{FED20FAD-1DDA-4BE2-BD92-A0BC111676D1}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {BDC0E86C-8879-4008-A701-52FA4A7D5026}
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EndGlobalSection
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EndGlobal

‎TechOS/CosmosTTF/CosmosTTF.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<TargetFramework>net6.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Cosmos.Debug.Kernel" Version="0-*" NoWarn="NU1604" />
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<PackageReference Include="Cosmos.System2" Version="0-*" NoWarn="NU1604" />
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</ItemGroup>
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</Project>

‎TechOS/CosmosTTF/CustomDict.cs‎

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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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/**
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* <summary>
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* Only supports string as key to allow for == operator, as Equals doesn't seem to work with cosmos
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* </summary>
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*/
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namespace CosmosTTF {
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public class CustomDictString<TV> : IEnumerable {
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private List<CustomDictEntry<TV>> entries;
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public int Count => entries.Count;
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public CustomDictString() {
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this.entries = new();
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}
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public void Add(string key, TV value) {
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this.entries.Add(new(key, value));
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}
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public TV Get(string key) {
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foreach (var entry in this.entries) {
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if (entry.key == key) return entry.value;
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}
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throw new NullReferenceException("CustomDict does not include key");
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}
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public void Set(string key, TV value) {
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foreach (var entry in this.entries) {
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if (entry.key == key) {
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entry.value = value;
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return;
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}
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}
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this.entries.Add(new(key, value));
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}
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public bool Remove(string key) {
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int i = 0;
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foreach (var entry in this.entries) {
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if (entry.key == key) {
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entries.RemoveAt(0);
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return true;
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}
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i++;
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}
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return false;
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}
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public bool TryGet(string key, out TV val) {
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foreach (var entry in this.entries) {
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//TTFManager.DebugUIPrint("CustomDict TryGet: Checking entry");
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if (entry.key == key) {
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//TTFManager.DebugUIPrint("CustomDict TryGet: Entry matched, setting out");
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val = entry.value;
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//TTFManager.DebugUIPrint("CustomDict TryGet: Entry matched, setted out and returning true");
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return true;
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}
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}
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//TTFManager.DebugUIPrint("CustomDict TryGet: Not found, setting value to default(TV)");
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val = default(TV);
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//TTFManager.DebugUIPrint("CustomDict TryGet: Return false");
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return false;
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}
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IEnumerator IEnumerable.GetEnumerator() {
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return this.entries.GetEnumerator();
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}
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public TV this[string key] {
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get => Get(key);
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set => Set(key, value);
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}
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}
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internal class CustomDictEntry<TV> {
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public string key;
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public TV value;
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public CustomDictEntry(string key, TV value) {
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this.key = key;
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this.value = value;
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}
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}
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}

‎TechOS/CosmosTTF/LunarFonts/DistanceFieldUtils.cs‎

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using System;
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using System.Linq;
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namespace LunarLabs.Fonts {
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public static class DistanceFieldUtils {
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/*
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Computes a distance field transform of a high resolution binary source channel and returns the result as a low resolution channel.
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scale_down : The amount the source channel will be scaled down.
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A value of 8 means the destination image will be 1/8th the size of the source
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spread: The spread in pixels before the distance field clamps to (zero/one).
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The valueis specified in units of the destination image. The spread in the source image will be spread*scale_down.
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*/
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public static GlyphBitmap CreateDistanceField(GlyphBitmap source, int scale, float spread) {
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var result = new GlyphBitmap(source.Width / scale, source.Height / scale);
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var values = source.Pixels.Select(x => (x / 255.0f) - 0.5f).ToArray();
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for (int y = 0; y < result.Height; y++) {
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for (int x = 0; x < result.Width; x++) {
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var sd = SignedDistance(values, source.Width, source.Height, x * scale, y * scale, spread);
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var n = (sd + spread) / (spread * 2.0f);
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var c = (byte)(n * 255);
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var offset = x + y * result.Width;
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result.Pixels[offset] = c;
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}
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}
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return result;
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}
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private static float SignedDistance(float[] source, int w, int h, int cx, int cy, float clamp) {
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var cd = source[cx + cy * w];
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int min_x = cx - (int)(Math.Floor(clamp) - 1);
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if (min_x < 0) {
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min_x = 0;
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}
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int max_x = cx + (int)(Math.Floor(clamp) + 1);
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if (max_x >= w) {
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max_x = w - 1;
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}
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float distance = clamp;
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for (int dy = 0; dy < (int)(Math.Floor(clamp) + 1); dy++) {
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if (dy > distance) {
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continue;
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}
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if (cy - dy >= 0) {
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int y1 = cy - dy;
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for (int x = min_x; x <= max_x; x++) {
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if (x - cx > distance) {
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continue;
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}
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float d = source[x + y1 * w];
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if (cd * d < 0) {
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float d2 = (y1 - cy) * (y1 - cy) + (x - cx) * (x - cx);
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if (d2 < (distance * distance)) { distance = (float)Math.Sqrt(d2); }
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}
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}
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}
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if (dy != 0 && cy + dy < h) {
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int y2 = cy + dy;
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for (int x = min_x; x < max_x; x++) {
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if (x - cx > distance) {
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continue;
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}
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float d = source[x + y2 * w];
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if (cd * d < 0) {
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float d2 = (y2 - cy) * (y2 - cy) + (x - cx) * (x - cx);
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if (d2 < distance * distance) {
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distance = (float)Math.Sqrt(d2);
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}
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}
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}
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}
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}
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if (cd > 0)
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return distance;
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else
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return -distance;
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}
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}
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}

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