This commit is contained in:
Samuele Lorefice
2025-03-28 20:51:38 +01:00
parent 571bd81c0d
commit f3f01a2f85

View File

@@ -24,7 +24,9 @@ public struct float4(float r, float g, float b, float a) {
}*/
public record ImageData(MagickImage Image, float3[,] Pixels, List<float2> Edges);
public record MaskData(float3[,] Mask, ImageData Image, List<float2> Edges);
public record TransitionMaskData(float3[,] Mask, ImageData ImageA, ImageData ImageB);
public record SDFData(float3[,] SDF);
@@ -62,8 +64,8 @@ public class Program {
private const bool outputGradients = true;
static readonly ParallelOptions parallelOptions = new() { MaxDegreeOfParallelism = MAX_THREADS };
static List<ImageData> Images = new();
static List<TransitionMaskData> TransitionMasks = new();
static List<MaskData> ImageMasks = new();
static List<TransitionMaskData> TransitionMasks = new();
static List<SDFData> SDFs = new();
static List<float3[,]> Gradients = new();
@@ -114,8 +116,7 @@ public class Program {
for (int i = 0; i < Images.Count; i++) {
ImageMasks.Add(new(SelfMask(Images[i].Pixels, width, height), Images[i], new()));
if (i < Images.Count - 1)
{
if (i < Images.Count - 1) {
Console.WriteLine($"Creating mask {i}...");
var mask = GetABMask(Images[i].Pixels, Images[i + 1].Pixels, width, height);
TransitionMasks.Add(new(mask, Images[i], Images[i + 1]));
@@ -124,12 +125,15 @@ public class Program {
Console.WriteLine("Edge detecting masks...");
//EdgeDetect all masks
foreach (var t in ImageMasks) { EdgeDetect(t); }
foreach (var t in ImageMasks) {
EdgeDetect(t);
}
if (outputMasks) {
Console.WriteLine("Writing masks...");
for (int i = 0; i < TransitionMasks.Count; i++) {
var mask = new MagickImage(MagickColors.Black, (uint)TransitionMasks[i].Mask.GetLength(0), (uint)TransitionMasks[i].Mask.GetLength(1));
var mask = new MagickImage(MagickColors.Black, (uint)TransitionMasks[i].Mask.GetLength(0),
(uint)TransitionMasks[i].Mask.GetLength(1));
mask.GetPixels().SetPixels(TransitionMasks[i].Mask.ToFloatArray());
mask.Write($"mask{i}.png", MagickFormat.Png24);
}
@@ -151,7 +155,8 @@ public class Program {
var gradientData = Gradient(TransitionMasks[i], SDFs[i], SDFs[i + 1]);
Gradients.Add(gradientData);
if (!outputGradients) continue;
var gradient = new MagickImage(MagickColors.Black, (uint)TransitionMasks[i].Mask.GetLength(0), (uint)TransitionMasks[i].Mask.GetLength(1));
var gradient = new MagickImage(MagickColors.Black, (uint)TransitionMasks[i].Mask.GetLength(0),
(uint)TransitionMasks[i].Mask.GetLength(1));
gradient.GetPixels().SetPixels(gradientData.ToFloatArray());
gradient.Write($"gradient{i}.png", MagickFormat.Png24);
}
@@ -186,7 +191,8 @@ public class Program {
var sw = new Stopwatch();
sw.Start();
Console.WriteLine("Running edge detection...");
Parallel.For(0, width * height, parallelOptions, (i) => {
Parallel.For(0, width * height, parallelOptions, (i) =>
{
int x = (int)(i % width);
int y = (int)(i / width);
@@ -197,11 +203,13 @@ public class Program {
lock (maskData.Edges) maskData.Edges.Add(new(x, y));
iterCount++;
if (iterCount % (width * height / 100) == 0) {
ConsoleUpdateLine($"Progress: {iterCount/(float)(width*height):P} | {iterCount/(sw.Elapsed.TotalSeconds):N0} pixels/s");
ConsoleUpdateLine(
$"Progress: {iterCount / (float)(width * height):P} | {iterCount / (sw.Elapsed.TotalSeconds):N0} pixels/s");
}
});
sw.Stop();
Console.WriteLine($"Edge pixels: {maskData.Edges.Count} | {maskData.Edges.Count/sw.ElapsedMilliseconds} pixels/s\n Time: {sw.Elapsed.TotalSeconds:F4}s");
Console.WriteLine(
$"\nEdge pixels: {maskData.Edges.Count} | {maskData.Edges.Count / sw.ElapsedMilliseconds} pixels/s\n Time: {sw.Elapsed.TotalSeconds:F4}s");
}
static float3[,] Gradient(TransitionMaskData mask, SDFData sdfA, SDFData sdfB) {
@@ -216,7 +224,8 @@ public class Program {
var max = MIN;
Console.WriteLine("Running gradient generation...");
Parallel.For(0, width * height, parallelOptions, (i) => {
Parallel.For(0, width * height, parallelOptions, (i) =>
{
int x = (int)(i % width);
int y = (int)(i / width);
@@ -232,7 +241,8 @@ public class Program {
if (gradient > max) max = gradient;
});
Console.WriteLine($"Gradient Time: {sw.Elapsed.TotalSeconds:N4}s ({iterCount/(float)sw.Elapsed.TotalSeconds:N0} pixels/s)");
Console.WriteLine(
$"Gradient Time: {sw.Elapsed.TotalSeconds:N4}s ({iterCount / (float)sw.Elapsed.TotalSeconds:N0} pixels/s)");
Console.WriteLine($"Min: {min} | Max: {max}");
return temp;
}
@@ -245,7 +255,8 @@ public class Program {
int iterCount = 0;
var sw = new Stopwatch();
sw.Start();
Parallel.For(0, width * height, parallelOptions, (i) => {
Parallel.For(0, width * height, parallelOptions, (i) =>
{
//convert 1D index to 2D index
var x = (int)(i % width);
var y = (int)(i / width);
@@ -263,13 +274,16 @@ public class Program {
if (minDist > AbsMax) AbsMax = minDist;
iterCount++;
if (iterCount % (width * height / 100) == 0) {
ConsoleUpdateLine($"Progress: {iterCount/(width*height):P}% | {iterCount/(sw.Elapsed.TotalSeconds):N0} pixels/s");
ConsoleUpdateLine(
$"Progress: {iterCount / (float)(width * height):P}% | {iterCount / (sw.Elapsed.TotalSeconds):N0} pixels/s");
}
});
Console.WriteLine($"SDF Generation Time: {sw.Elapsed.TotalSeconds:N4}s ({iterCount/sw.Elapsed.TotalSeconds:N0} pixels/s)");
Console.WriteLine(
$"\nSDF Generation Time: {sw.Elapsed.TotalSeconds:N4}s ({iterCount / sw.Elapsed.TotalSeconds:N0} pixels/s)");
sw.Restart();
Parallel.For(0, width * height, parallelOptions, (i) => {
Parallel.For(0, width * height, parallelOptions, (i) =>
{
//convert 1D index to 2D index
var x = (int)(i % width);
var y = (int)(i / width);
@@ -277,7 +291,8 @@ public class Program {
});
sw.Stop();
Console.WriteLine($"SDF Normalization Time: {sw.Elapsed.TotalSeconds:N4}s ({iterCount/sw.Elapsed.TotalSeconds:N0} pixels/s)");
Console.WriteLine(
$"SDF Normalization Time: {sw.Elapsed.TotalSeconds:N4}s ({iterCount / sw.Elapsed.TotalSeconds:N0} pixels/s)");
Console.WriteLine("AbsMax: " + AbsMax);
return new(temp);
}
@@ -298,7 +313,8 @@ public class Program {
static float3[,] GetABMask(float3[,] A, float3[,] B, uint resX, uint resY) {
var temp = new float3[resX, resY];
Parallel.For(0, resX*resY, parallelOptions, (i) => {
Parallel.For(0, resX * resY, parallelOptions, (i) =>
{
uint x = (uint)(i % resX);
uint y = (uint)(i / resX);
var pixelA = A[x, y];
@@ -313,7 +329,8 @@ public class Program {
static float3[,] SelfMask(float3[,] A, uint resX, uint resY) {
var temp = new float3[resX, resY];
Parallel.For(0, resX*resY, parallelOptions, (i) => {
Parallel.For(0, resX * resY, parallelOptions, (i) =>
{
uint x = (uint)(i % resX);
uint y = (uint)(i / resX);
var pixelA = A[x, y];