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[Examples] Calculate timing information in GameWindowStates

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This commit is contained in:
thefiddler 2014-01-07 01:01:00 +01:00
parent d49dacb5b3
commit c5dcc8a93b
1 changed files with 16 additions and 4 deletions
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20
Source/Examples/OpenTK/Test/GameWindowStates.cs
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@ -25,6 +25,8 @@ namespace Examples.Tests
int texture;
bool mouse_in_window = false;
bool viewport_changed = true;
Stopwatch watch = new Stopwatch();
double update_time, render_time;
public GameWindowStates()
: base(800, 600, GraphicsMode.Default)
@ -204,6 +206,9 @@ namespace Examples.Tests
protected override void OnUpdateFrame(FrameEventArgs e)
{
double clock_time = watch.Elapsed.TotalSeconds;
update_time += e.Time;
using (Graphics gfx = Graphics.FromImage(TextBitmap))
{
int line = 0;
@ -226,7 +231,14 @@ namespace Examples.Tests
DrawString(gfx, String.Format("Mouse (absolute): {0}", new Vector3(Mouse.X, Mouse.Y, Mouse.WheelPrecise)), line++);
DrawString(gfx, String.Format("Bounds: {0}", Bounds), line++);
DrawString(gfx, String.Format("ClientRectangle: {0}", ClientRectangle), line++);
DrawString(gfx, TypedText.ToString(), line++);
DrawString(gfx, String.Format("Vsync: {0}", VSync), line++);
DrawString(gfx, String.Format("Frequency: Update ({0:f1}/{1:f1}); Render ({2:f1}/{3:f1})",
UpdateFrequency, TargetUpdateFrequency, RenderFrequency, TargetRenderFrequency), line++);
DrawString(gfx, String.Format("Period: Update ({0:f1}/{1:f1}); Render ({2:f1}/{3:f1})",
UpdatePeriod, TargetUpdatePeriod, RenderPeriod, TargetRenderPeriod), line++);
DrawString(gfx, String.Format("Time drift: Clock {0:f4}; Update {1:f4}; Render {2:f4}",
clock_time, clock_time - update_time, clock_time - render_time), line++);
DrawString(gfx, String.Format("Text: {0}", TypedText.ToString()), line++);
line = DrawKeyboards(gfx, line);
line = DrawMice(gfx, line);
@ -268,8 +280,8 @@ namespace Examples.Tests
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
watch.Start();
GL.ClearColor(Color.MidnightBlue);
GL.Enable(EnableCap.Texture2D);
@ -292,7 +304,7 @@ namespace Examples.Tests
protected override void OnRenderFrame(FrameEventArgs e)
{
base.OnRenderFrame(e);
render_time += e.Time;
System.Drawing.Imaging.BitmapData data = TextBitmap.LockBits(
new System.Drawing.Rectangle(0, 0, TextBitmap.Width, TextBitmap.Height),