void vkvgDraw()
{
using (vkvg.Context ctx = new vkvg.Context(vkvgSurf)) {
ctx.Operator = vkvg.Operator.Clear;
ctx.Paint();
ctx.Operator = vkvg.Operator.Over;
ctx.LineWidth = 1;
ctx.SetSource(0.1, 0.1, 0.1, 0.8);
ctx.Rectangle(5.5, 5.5, 320, 300);
ctx.FillPreserve();
ctx.Flush();
ctx.SetSource(0.8, 0.8, 0.8);
ctx.Stroke();
ctx.FontFace = "mono";
ctx.FontSize = 8;
int x = 16;
int y = 40, dy = 16;
ctx.MoveTo(x, y);
ctx.ShowText(string.Format($"fps: {fps,5} "));
ctx.MoveTo(x + 200, y - 0.5);
ctx.Rectangle(x + 200, y - 8.5, 0.1 * fps, 10);
ctx.SetSource(0.1, 0.9, 0.1);
ctx.Fill();
ctx.SetSource(0.8, 0.8, 0.8);
y += dy;
ctx.MoveTo(x, y);
ctx.ShowText(string.Format($"Exposure:{pbrPipeline.matrices.exposure,5} "));
y += dy;
ctx.MoveTo(x, y);
ctx.ShowText(string.Format($"Gamma: {pbrPipeline.matrices.gamma,5} "));
y += dy;
ctx.MoveTo(x, y);
ctx.ShowText(string.Format($"Light pos: {lightPos.ToString()} "));
#if PIPELINE_STATS
if (results == null)
{
return;
}
y += dy * 2;
ctx.MoveTo(x, y);
ctx.ShowText("Pipeline Statistics");
ctx.MoveTo(x - 2, 4.5 + y);
ctx.LineTo(x + 160, 4.5 + y);
ctx.Stroke();
y += 4;
x += 20;
for (int i = 0; i < statPool.RequestedStats.Length; i++)
{
y += dy;
ctx.MoveTo(x, y);
ctx.ShowText(string.Format($"{statPool.RequestedStats[i].ToString(),-30} :{results[i],12:0,0} "));
}
/*y += dy;
* ctx.MoveTo (x, y);
* ctx.ShowText (string.Format ($"{"Elapsed microsecond",-20} :{timestampQPool.ElapsedMiliseconds:0.0000} "));*/
#endif
y += dy;
ctx.MoveTo(x, y);
ctx.ShowText(string.Format($"{"Debug draw (numpad 0->6)",-30} : {currentDebugView.ToString ()} "));
y += dy;
ctx.MoveTo(x, y);
ctx.ShowText(string.Format($"{"Debug Prefil Face: (f)",-30} : {pbrPipeline.envCube.debugFace.ToString ()} "));
y += dy;
ctx.MoveTo(x, y);
ctx.ShowText(string.Format($"{"Debug Prefil Mip: (m)",-30} : {pbrPipeline.envCube.debugMip.ToString ()} "));
}
}