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floating point images

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This commit is contained in:
AUnicornWithNoLife 2023-01-10 09:38:37 +00:00
parent 29147bbbed
commit eed264746e
2 changed files with 190 additions and 10 deletions
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10
GlobalSuppressions.cs Normal file
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@ -0,0 +1,10 @@
// This file is used by Code Analysis to maintain SuppressMessage
// attributes that are applied to this project.
// Project-level suppressions either have no target or are given
// a specific target and scoped to a namespace, type, member, etc.
using System.Diagnostics.CodeAnalysis;
[assembly: SuppressMessage("Interoperability", "CA1416:Validate platform compatibility", Justification = "<Pending>", Scope = "member", Target = "~M:Cupola.Program.Combine(System.Drawing.Bitmap[],System.Single)~System.Threading.Tasks.Task{System.Drawing.Bitmap}")]
[assembly: SuppressMessage("Interoperability", "CA1416:Validate platform compatibility", Justification = "<Pending>", Scope = "member", Target = "~M:Cupola.Program.FloatImage.#ctor(System.Drawing.Bitmap)")]
[assembly: SuppressMessage("Interoperability", "CA1416:Validate platform compatibility", Justification = "<Pending>", Scope = "member", Target = "~M:Cupola.Program.Main(System.String[])~System.Threading.Tasks.Task")]

190
Program.cs
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@ -38,23 +38,22 @@ namespace Cupola
} }
else else
{ {
Bitmap previousBit = images[0]; Dictionary<string, Task<Bitmap>> log = new Dictionary<string, Task<Bitmap>>();
List<Bitmap> oldBitmaps = new List<Bitmap>();
oldBitmaps.Add(previousBit);
for (int i = 1; i < images.Count; i++) for (int i = 1; i < images.Count; i++)
{ {
previousBit.Save(name + "-" + (i - 1).ToString() + ".png");
Console.WriteLine(i.ToString()); Console.WriteLine(i.ToString());
previousBit = await Combine(new Bitmap[] { previousBit, images[i] }, 1f); log.Add(name + "-" + (i - 1).ToString() + ".png", Combine(images.Take(i).ToArray(), 0.6f));
}
oldBitmaps.Add(previousBit); foreach (KeyValuePair<string, Task<Bitmap>> logItem in log)
{
Console.WriteLine(logItem.Key);
previousBit = await Combine(oldBitmaps.ToArray(), 0.6f); // PERFORMANCE Bitmap img = await logItem.Value;
img.Save(logItem.Key);
} }
} }
} }
@ -171,5 +170,176 @@ namespace Cupola
{ {
return Color.FromArgb((int)(((weight) * color1.R) + ((1 - weight) * color2.R)), (int)(((weight) * color1.G) + ((1 - weight) * color2.G)), (int)(((weight) * color1.B) + ((1 - weight) * color2.B))); return Color.FromArgb((int)(((weight) * color1.R) + ((1 - weight) * color2.R)), (int)(((weight) * color1.G) + ((1 - weight) * color2.G)), (int)(((weight) * color1.B) + ((1 - weight) * color2.B)));
} }
public class FloatImage
{
public class FloatColor
{
public float red;
public float green;
public float blue;
public FloatColor(Color color)
{
this.red = (float)color.R;
this.green = (float)color.G;
this.blue = (float)color.B;
}
public Color Export()
{
this.red = MathF.Round(this.red);
this.green = MathF.Round(this.green);
this.blue = MathF.Round(this.blue);
byte red, green, blue;
red = (byte)Math.Clamp((int)this.red, 0, 256);
green = (byte)Math.Clamp((int)this.green, 0, 256);
blue = (byte)Math.Clamp((int)this.blue, 0, 256);
return Color.FromArgb(0, red, green, blue);
}
public static void Spread(FloatColor[] colors, ref float minus, ref float multiply)
{
List<float> allColors = new List<float>();
foreach (FloatColor color in colors)
{
allColors.Add(color.red);
allColors.Add(color.blue);
allColors.Add(color.green);
}
float min = 0;
float max = 0;
foreach (float aColor in allColors)
{
if (aColor < min)
min = aColor;
else if (aColor > max)
max = aColor;
}
minus = min;
multiply = 255f / (max - minus);
}
}
public uint width { get; private set; }
public uint height { get; private set; }
public FloatColor[,] pixels { get; private set; }
public FloatImage(uint width, uint height)
{
this.width = width;
this.height = height;
this.pixels = new FloatColor[width, height];
for (int x = 0; x < this.width; x++)
{
for (int y = 0; y < this.height; y++)
{
this.pixels[x, y] = new FloatColor(Color.Black);
}
}
}
public FloatImage(Bitmap bitmap)
{
this.width = (uint)bitmap.Width;
this.height = (uint)bitmap.Height;
this.pixels = new FloatColor[this.width, this.height];
for (int x = 0; x < this.width; x++)
{
for (int y = 0; y < this.height; y++)
{
this.pixels[x, y] = new FloatColor(bitmap.GetPixel(x, y));
}
}
}
public void SetPixel(int x, int y, FloatColor color)
{
this.pixels[x, y] = color;
}
public static void Spread(FloatImage[] images, ref float minus, ref float multiply)
{
FloatColor[] colors = new FloatColor[images[0].width * images[0].height * images.Length];
for (int i = 0; i < images.Length; i++)
{
for (int x = 0; x < images[0].width; x++)
{
for (int y = 0; y < images[0].height; y++)
{
colors[(i * images[0].width * images[0].height) + (x * images[0].height) + y] = images[i].pixels[x, y];
}
}
}
FloatColor.Spread(colors, ref minus, ref multiply);
}
public static FloatImage Blend(FloatImage[] images, bool spread = false)
{
FloatImage output = new FloatImage(images[0].width, images[0].height);
for (int x = 0; x < output.width; x++)
{
for (int y = 0; y < output.height; y++)
{
FloatColor pixel = new FloatColor(Color.Black);
for (int i = 0; i < images.Length; i++)
{
FloatColor pixTemp = images[i].pixels[x, y];
pixel.red += pixTemp.red;
pixel.green += pixTemp.green;
pixel.blue += pixTemp.blue;
}
pixel.red = pixel.red / images.Length;
pixel.green = pixel.green / images.Length;
pixel.blue = pixel.blue / images.Length;
output.SetPixel(x, y, pixel);
}
}
if (spread)
{
float minus = 0;
float multiply = 0;
FloatImage.Spread(new FloatImage[] { output }, ref minus, ref multiply);
for (int x = 0; x < output.width; x++)
{
for (int y = 0; y < output.height; y++)
{
FloatColor pixel = output.pixels[x, y];
pixel.red = (pixel.red - minus) * multiply;
pixel.green = (pixel.green - minus) * multiply;
pixel.blue = (pixel.blue - minus) * multiply;
output.SetPixel(x, y, pixel);
}
}
}
return output;
}
}
} }
} }