myxelium/Wireless_Eink_HomeScreen
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Added a new ui

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This commit is contained in:
SocksOnHead
2025-07-19 02:49:23 +02:00
parent 71535ec456
commit 732d7c8295
10 changed files with 635 additions and 199 deletions
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21
HomeApi/Handlers/ImageGeneration.cs
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@@ -1,3 +1,4 @@
using System.Dynamic;
using System.Reflection;
using HomeApi.Models.Configuration;
using MediatR;
@@ -43,13 +44,17 @@ public static class ImageGeneration
if(weather is null)
throw new Exception("Weather data not found");
var engine = new RazorLightEngineBuilder().SetOperatingAssembly(Assembly.GetExecutingAssembly())
.UseEmbeddedResourcesProject(typeof(ImageGeneration)).UseMemoryCachingProvider().Build();
var path = Path.Combine(_env.WebRootPath, "index.cshtml");
var engine = new RazorLightEngineBuilder()
.SetOperatingAssembly(Assembly.GetExecutingAssembly())
.UseEmbeddedResourcesProject(typeof(ImageGeneration))
.UseMemoryCachingProvider()
.Build();
var template = await File.ReadAllTextAsync(path);
var path = Path.Combine(_env.WebRootPath, "index.cshtml");
var result = await engine.CompileRenderStringAsync("templateKey", template, model);
var template = await File.ReadAllTextAsync(path, cancellationToken);
var result = await engine.CompileRenderStringAsync("templateKey", template, model, viewBag: new ExpandoObject());
return await CreateImage(result);
}
@@ -85,15 +90,15 @@ public static class ImageGeneration
// Reduce to 3-color e-paper palette
image.ProcessPixelRows(accessor =>
{
for (int y = 0; y < accessor.Height; y++)
for (var y = 0; y < accessor.Height; y++)
{
var row = accessor.GetRowSpan(y);
for (int x = 0; x < row.Length; x++)
for (var x = 0; x < row.Length; x++)
{
var pixel = row[x];
// Compute perceived brightness (gray)
float brightness = 0.299f * pixel.R + 0.587f * pixel.G + 0.114f * pixel.B;
var brightness = 0.299f * pixel.R + 0.587f * pixel.G + 0.114f * pixel.B;
if (pixel.R > 150 && pixel.G < 80 && pixel.B < 80) // RED threshold
{