public bool RenderIncrement(GBuffer gbDest, IRect rectDest) {
bool bGood=true;
try {
gbFractal.SetPixelArgb(400,300, 255,255,0,0);//debug only
if (!FinishedRenderingAll()) {
iTickStartPrev=iTickStart;
iTickStart=PlatformNow.TickCount;
if (iTickStartPrev!=-1) {//&&iTickStart!=-1) {
iTicksPerFrame=iTickStart-iTickStartPrev;
//if (iTicksPerFrame>iMaxUsableTicksPerFrame_ElseIgnoreFrameRate) {
//TODO: fix this: //FRACTALREAL rPerformanceScaler=(FRACTALREAL)iMaxUsableTicksPerFrame_ElseIgnoreFrameRate/(FRACTALREAL)iTicksPerFrame;
//TODO: fix this: iMaxPPF=(int)((FRACTALREAL)iMaxPPF*rPerformanceScaler);
if (iMaxPPF<1) iMaxPPF=1;
//}
}
int iPixelRel=0;
while (iPixelRel<iMaxPPF&&iPixelsRendered<gbFractal.iPixelsTotal) {
//xSrc+=rPassUnitsPerChunk;
if (xDest>=gbFractal.Width) {
xDest=0;
yDest+=iPassPixelsPerChunk;
xSrc=xSrcStart;
//ySrc+=rPassUnitsPerChunk;
}
xSrc=XPixelToUnitLocation(xDest);
ySrc=YPixelToUnitLocation(yDest);
if (yDest<gbFractal.Height) {
//gbFractal.SetPixelRgb(xDest,yDest, 255,0,0);//debug only
//float rFractalness=(float)(ResultMandelbrot((float)xSrc,(float)ySrc)%255)/255.0f;
//TODO: finish this--use rSeed
//double rFractalness=(double)(ResultMandelbrot((double)xSrc,(double)ySrc)%255)/255.0;
//if (RMath.Dist(RMath.IRound(gbFractal.Width/2),RMath.IRound(gbFractal.Height/2),xDest,yDest)<iDetailRadius) {
if (iPass==1||RMath.Dist((double)(gbFractal.Width/2.0),(double)(gbFractal.Height/2.0),(double)xDest,(double)yDest)<(double)iDetailRadius) {
FRACTALREAL rFractalness=(FRACTALREAL)(ResultMandelbrot((FRACTALREAL)xSrc,(FRACTALREAL)ySrc)%255)/fr255;
if (iPassPixelsPerChunk>1) {
GBuffer.SetBrushHsva(rFractalness,1.0,rFractalness,1.0);
gbFractal.DrawRectCroppedFilled(xDest,yDest,iPassPixelsPerChunk,iPassPixelsPerChunk);
}
else gbFractal.SetPixelHsva(xDest,yDest,rFractalness,1.0,rFractalness,1.0);
//xSrc+=rPassUnitsPerChunk;
}
iPixelsRendered++;
iPixelRel++;
}//end if yDest<gbFractal.Height
else break;//finished rendering frame
xDest+=iPassPixelsPerChunk;
}//end while iPixelRel<iMaxPPF
//TODO: finish this
if (FinishedRenderingFrame()) {
iPass++;//must be incremented BEFORE ResetLocations (before OnSetPass)
ResetLocations();//DOES OnStartPass
iFramesRendered++;
}
}//end if !FinishedRenderingAll
//gbFractal.SetPixelArgb(400,300, 255,0,255,0);//debug only
if (!gbDest.Draw(rectDest,gbFractal)) {
bGood=false;
RReporting.Warning("Couldn't draw Fractal buffer to destination.","{gbFractal:"+GBuffer.VariableMessage(gbFractal)+"; gbDest:"+GBuffer.VariableMessage(gbDest)+"; rectDest:"+rectDest.Description()+"}");
}
}
catch (Exception exn) {
bGood=false;
RReporting.ShowExn(exn,"Fractal RenderIncrement","rendering fractal increment");
}
return bGood;
}//end RenderIncrement