/// <summary>
/// [Re]-renders the whole image (in separate thread)
/// </summary>
private void RenderImage()
{
Cursor.Current = Cursors.WaitCursor;
// determine output image size:
int width = ImageWidth;
if (width <= 0)
{
width = panel1.Width;
}
int height = ImageHeight;
if (height <= 0)
{
height = panel1.Height;
}
Bitmap newImage = new Bitmap(width, height, PixelFormat.Format24bppRgb);
int threads = CheckMultithreading.Checked ? Environment.ProcessorCount : 1;
IRayScene sc = FormSupport.getScene();
IImageFunction imf = getImageFunction(sc, width, height);
IRenderer r = getRenderer(imf, width, height);
rayVisualizer.UpdateScene(sc);
master = new Master(newImage, sc, r, RenderClientsForm.instance?.clients, threads, pointCloudCheckBox.Checked, ref AdditionalViews.singleton.pointCloud);
master.progressData = progress;
master.InitializeAssignments(newImage, sc, r);
if (pointCloudCheckBox.Checked)
{
master.pointCloud?.SetNecessaryFields(PointCloudSavingStart, PointCloudSavingEnd, Notification, Invoke);
}
progress.SyncInterval = ((width * (long)height) > (2L << 20)) ? 3000L : 1000L;
progress.Reset();
CSGInnerNode.ResetStatistics();
lock (sw)
sw.Restart();
master.StartThreads();
long elapsed;
lock (sw)
{
sw.Stop();
elapsed = sw.ElapsedMilliseconds;
}
string msg = string.Format(CultureInfo.InvariantCulture,
"{0:f1}s [ {1}x{2}, mt{3}, r{4:#,#}k, i{5:#,#}k, bb{6:#,#}k, t{7:#,#}k ]",
1.0e-3 * elapsed, width, height, threads,
(Intersection.countRays + 500L) / 1000L,
(Intersection.countIntersections + 500L) / 1000L,
(CSGInnerNode.countBoundingBoxes + 500L) / 1000L,
(CSGInnerNode.countTriangles + 500L) / 1000L);
SetText(msg);
Console.WriteLine(@"Rendering finished: " + msg);
SetImage(newImage);
Cursor.Current = Cursors.Default;
StopRendering();
}
/// <summary>
/// [Re]-renders the whole image (in separate thread)
/// </summary>
private void RenderImage()
{
Cursor.Current = Cursors.WaitCursor;
// determine output image size:
ActualWidth = ImageWidth;
if (ActualWidth <= 0)
{
ActualWidth = panel1.Width;
}
ActualHeight = ImageHeight;
if (ActualHeight <= 0)
{
ActualHeight = panel1.Height;
}
int superSampling = (int)NumericSupersampling.Value;
// Force preprocessing.
ctx = null;
// 1. preprocessing - compute simulation, animation data, etc.
_ = FormSupport.getScene(
out _, out _,
ref ActualWidth,
ref ActualHeight,
ref superSampling,
TextParam.Text);
// 2. compute regular frame (using the pre-computed context).
IRayScene scene = FormSupport.getScene(
out IImageFunction imf,
out IRenderer rend,
ref ActualWidth,
ref ActualHeight,
ref superSampling,
TextParam.Text);
// Update additional views.
if (collectDataCheckBox.Checked)
{
additionalViews.SetNewDimensions(ActualWidth, ActualHeight);
additionalViews.NewRenderInitialization();
}
else if (!additionalViews.mapsEmpty)
{
additionalViews.form?.ExportDataButtonsEnabled(true);
}
if (ImageWidth > 0) // preserving default (form-size) resolution
{
ImageWidth = ActualWidth;
ImageHeight = ActualHeight;
UpdateResolutionButton();
}
UpdateSupersampling(superSampling);
// IImageFunction.
if (imf == null) // not defined in the script
{
imf = getImageFunction(imf, scene);
}
else
if (imf is RayCasting imfray)
{
imfray.Scene = scene;
}
imf.Width = ActualWidth;
imf.Height = ActualHeight;
// IRenderer.
if (rend == null) // not defined in the script
{
rend = getRenderer();
}
rend.ImageFunction = imf;
rend.Width = ActualWidth;
rend.Height = ActualHeight;
rend.Adaptive = 0; // 8?
rend.ProgressData = progress;
// Almost ready for new image computation.
rayVisualizer.UpdateScene(scene);
Bitmap newImage = new Bitmap(ActualWidth, ActualHeight, PixelFormat.Format24bppRgb);
int threads = CheckMultithreading.Checked ? Environment.ProcessorCount : 1;
master = new Master(
newImage,
scene,
imf,
rend,
RenderClientsForm.instance?.clients,
threads,
pointCloudCheckBox.Checked,
ref AdditionalViews.singleton.pointCloud);
master.progressData = progress;
master.InitializeAssignments(newImage, scene, rend);
if (pointCloudCheckBox.Checked)
{
master.pointCloud?.SetNecessaryFields(PointCloudSavingStart, PointCloudSavingEnd, Notification, Invoke);
}
progress.SyncInterval = ((ActualWidth * (long)ActualHeight) > (2L << 20)) ? 3000L : 1000L;
progress.Reset();
CSGInnerNode.ResetStatistics();
lock (sw)
sw.Restart();
master.StartThreads();
long elapsed;
lock (sw)
{
sw.Stop();
elapsed = sw.ElapsedMilliseconds;
}
string msg = string.Format(CultureInfo.InvariantCulture,
"{0:f1}s [ {1}x{2}, mt{3}, r{4:#,#}k, i{5:#,#}k, bb{6:#,#}k, t{7:#,#}k ]",
1.0e-3 * elapsed, ActualWidth, ActualHeight, threads,
(Intersection.countRays + 500L) / 1000L,
(Intersection.countIntersections + 500L) / 1000L,
(CSGInnerNode.countBoundingBoxes + 500L) / 1000L,
(CSGInnerNode.countTriangles + 500L) / 1000L);
SetText(msg);
Console.WriteLine(@"Rendering finished: " + msg);
SetImage(newImage);
Cursor.Current = Cursors.Default;
StopRendering();
}
/// <summary>
/// [Re]-renders the whole image (in separate thread). OLD VERSION!!!
/// </summary>
private void RenderImage_OLD()
{
Cursor.Current = Cursors.WaitCursor;
// determine output image size:
int width = ImageWidth;
if (width <= 0)
{
width = panel1.Width;
}
int height = ImageHeight;
if (height <= 0)
{
height = panel1.Height;
}
Bitmap newImage = new Bitmap(width, height, PixelFormat.Format24bppRgb);
int threads = CheckMultithreading.Checked ? Environment.ProcessorCount : 1;
int t; // thread ordinal number
WorkerThreadInit[] wti = new WorkerThreadInit[threads];
// separate renderer, image function and the scene for each thread (safety precaution)
for (t = 0; t < threads; t++)
{
IRayScene sc = FormSupport.getScene();
IImageFunction imf = getImageFunction(sc, width, height);
IRenderer r = getRenderer(imf, width, height);
wti[t] = new WorkerThreadInit(r, sc as ITimeDependent, imf as ITimeDependent, newImage, width, height, t, threads);
}
progress.SyncInterval = ((width * (long)height) > (2L << 20)) ? 3000L : 1000L;
progress.Reset();
CSGInnerNode.ResetStatistics();
lock (sw)
sw.Restart();
if (threads > 1)
{
Thread[] pool = new Thread[threads];
for (t = 0; t < threads; t++)
{
pool[t] = new Thread(new ParameterizedThreadStart(RenderWorker));
}
for (t = threads; --t >= 0;)
{
pool[t].Start(wti[t]);
}
for (t = 0; t < threads; t++)
{
pool[t].Join();
pool[t] = null;
}
}
else
{
MT.InitThreadData();
wti[0].rend.RenderRectangle(newImage, 0, 0, width, height);
}
long elapsed;
lock (sw)
{
sw.Stop();
elapsed = sw.ElapsedMilliseconds;
}
string msg = string.Format(CultureInfo.InvariantCulture,
"{0:f1}s [ {1}x{2}, mt{3}, r{4:#,#}k, i{5:#,#}k, bb{6:#,#}k, t{7:#,#}k ]",
1.0e-3 * elapsed, width, height, threads,
(Intersection.countRays + 500L) / 1000L,
(Intersection.countIntersections + 500L) / 1000L,
(CSGInnerNode.countBoundingBoxes + 500L) / 1000L,
(CSGInnerNode.countTriangles + 500L) / 1000L);
SetText(msg);
Console.WriteLine(@"Rendering finished: " + msg);
SetImage(newImage);
Cursor.Current = Cursors.Default;
StopRendering();
}
/// <summary>
/// [Re]-renders the whole image (in separate thread). OLD VERSION!!!
/// </summary>
private void RenderImage_OLD()
{
Cursor.Current = Cursors.WaitCursor;
// Determine output image size.
int width = ImageWidth;
if (width <= 0)
{
width = panel1.Width;
}
int height = ImageHeight;
if (height <= 0)
{
height = panel1.Height;
}
Bitmap newImage = new Bitmap(width, height, PixelFormat.Format24bppRgb);
int threads = CheckMultithreading.Checked ? Environment.ProcessorCount : 1;
int t; // thread ordinal number
int superSampling = (int)NumericSupersampling.Value;
WorkerThreadInit[] wti = new WorkerThreadInit[threads];
// 1. preprocessing - compute simulation, animation data, etc.
_ = FormSupport.getScene(true, out _, out _, superSampling, TextParam.Text);
// Separate renderer, image function and the scene for each thread (safety precaution).
for (t = 0; t < threads; t++)
{
// 2. initialize data for regular frames (using the pre-computed context).
IRayScene sc = FormSupport.getScene(
false,
out IImageFunction imf,
out IRenderer rend,
superSampling,
TextParam.Text);
// IImageFunction.
imf = getImageFunction(imf, sc);
imf.Width = width;
imf.Height = height;
// IRenderer.
if (rend == null) // not defined in the script
{
rend = getRenderer();
}
rend.ImageFunction = imf;
rend.Width = width;
rend.Height = height;
rend.Adaptive = 8;
rend.ProgressData = progress;
wti[t] = new WorkerThreadInit(rend, sc as ITimeDependent, imf as ITimeDependent, newImage, width, height, t, threads);
}
progress.SyncInterval = ((width * (long)height) > (2L << 20)) ? 3000L : 1000L;
progress.Reset();
CSGInnerNode.ResetStatistics();
lock (sw)
sw.Restart();
if (threads > 1)
{
Thread[] pool = new Thread[threads];
for (t = 0; t < threads; t++)
{
pool[t] = new Thread(new ParameterizedThreadStart(RenderWorker));
}
for (t = threads; --t >= 0;)
{
pool[t].Start(wti[t]);
}
for (t = 0; t < threads; t++)
{
pool[t].Join();
pool[t] = null;
}
}
else
{
MT.InitThreadData();
wti[0].rend.RenderRectangle(newImage, 0, 0, width, height);
}
long elapsed;
lock (sw)
{
sw.Stop();
elapsed = sw.ElapsedMilliseconds;
}
string msg = string.Format(CultureInfo.InvariantCulture,
"{0:f1}s [ {1}x{2}, mt{3}, r{4:#,#}k, i{5:#,#}k, bb{6:#,#}k, t{7:#,#}k ]",
1.0e-3 * elapsed, width, height, threads,
(Intersection.countRays + 500L) / 1000L,
(Intersection.countIntersections + 500L) / 1000L,
(CSGInnerNode.countBoundingBoxes + 500L) / 1000L,
(CSGInnerNode.countTriangles + 500L) / 1000L);
SetText(msg);
Console.WriteLine(@"Rendering finished: " + msg);
SetImage(newImage);
Cursor.Current = Cursors.Default;
StopRendering();
}