Files
TrackTrends/TrackTrends/DriverDrsWindow.cs
2023-06-01 10:36:33 +02:00

115 lines
3.8 KiB
C#

/// Author : Maxime Rohmer
/// Date : 30/05/2023
/// File : DriverDrsWindow.cs
/// Brief : Window containing DRS related method and infos
/// Version : Alpha 1.0
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tesseract;
namespace TrackTrends
{
public class DriverDrsWindow:Window
{
private static int EmptyDrsGreenValue = -1;
private static Random rnd = new Random();
public DriverDrsWindow(Bitmap image, Rectangle bounds,bool generateEngine = true) : base(image, bounds,generateEngine)
{
Name = "DRS";
}
/// <summary>
/// Method that will decode the content of the window
/// </summary>
/// <returns>returns a boolean (true = DRS OPEN, false = DRS CLOSED)</returns>
public override object DecodePng()
{
bool result = false;
//DEBUG
//WindowImage.Save("./DRS/"+rnd.Next(0,99999)+".png");
int greenValue = GetGreenPixels();
if (EmptyDrsGreenValue == -1)
EmptyDrsGreenValue = greenValue;
if (greenValue > EmptyDrsGreenValue + EmptyDrsGreenValue / 100 * 30)
result = true;
return result;
}
/// <summary>
/// Method that will get the green pixel proportion in the image, this can be used to determin if the DRS has been actuated
/// </summary>
/// <returns>The number of clearely green pixels</returns>
private unsafe int GetGreenPixels()
{
int tot = 0;
Bitmap bmp = WindowImage;
Rectangle rect = new Rectangle(0, 0, bmp.Width, bmp.Height);
BitmapData bmpData = bmp.LockBits(rect, ImageLockMode.ReadOnly, bmp.PixelFormat);
int bytesPerPixel = Bitmap.GetPixelFormatSize(bmp.PixelFormat) / 8;
unsafe
{
byte* ptr = (byte*)bmpData.Scan0.ToPointer();
for (int y = 0; y < bmp.Height; y++)
{
byte* currentLine = ptr + (y * bmpData.Stride);
for (int x = 0; x < bmp.Width; x++)
{
byte* pixel = currentLine + (x * bytesPerPixel);
byte blue = pixel[0];
byte green = pixel[1];
byte red = pixel[2];
if (green > blue * 1.5 && green > red * 1.5)
{
tot++;
}
}
}
}
bmp.UnlockBits(bmpData);
return tot;
}
/// <summary>
/// This method is used to lock on where exactly the DRS window is
/// </summary>
/// <returns>Returns a rectangle containing the DRS</returns>
public Rectangle GetBox()
{
var tessImage = Pix.LoadFromMemory(ImageToByte(WindowImage));
Engine.SetVariable("tessedit_char_whitelist", "");
Page page = Engine.Process(tessImage);
using (var iter = page.GetIterator())
{
iter.Begin();
do
{
Rect boundingBox;
// Get the bounding box for the current element
if (iter.TryGetBoundingBox(PageIteratorLevel.Word, out boundingBox))
{
page.Dispose();
return new Rectangle(boundingBox.X1, boundingBox.X2, boundingBox.Width, boundingBox.Height);
}
} while (iter.Next(PageIteratorLevel.Word));
page.Dispose();
return new Rectangle(0, 0, 0, 0);
}
}
}
}