bool CChildLimitedDatasetColumnInfo::buildReadAhead(HqlCppTranslator & translator, BuildCtx & ctx, ReadAheadState & state)
{
try
{
OwnedHqlExpr self = container->getRelativeSelf();
if (sizeField)
{
OwnedHqlExpr mappedSize = replaceSelector(sizeField, querySelfReference(), self);
OwnedHqlExpr replacedSize = quickFullReplaceExpressions(mappedSize, state.requiredValues, state.mappedValues);
if (containsSelector(replacedSize, queryRootSelf()))
return false;
callDeserializerSkipInputSize(translator, ctx, state. helper, replacedSize);
return true;
}
else
{
OwnedHqlExpr mappedCount = replaceSelector(countField, querySelfReference(), self);
OwnedHqlExpr replacedCount = quickFullReplaceExpressions(mappedCount, state.requiredValues, state.mappedValues);
if (containsSelector(replacedCount, queryRootSelf()))
return false;
if (fixedChildSize != UNKNOWN_LENGTH)
{
OwnedHqlExpr scaledSize = multiplyValue(replacedCount, fixedChildSize);
callDeserializerSkipInputSize(translator, ctx, state. helper, scaledSize);
return true;
}
BuildCtx loopctx(ctx);
CHqlBoundExpr bound;
translator.buildTempExpr(loopctx, replacedCount, bound);
OwnedHqlExpr test = createValue(no_postdec, LINK(bound.expr));
loopctx.addLoop(test, NULL, false);
StringBuffer prefetcherInstanceName;
translator.ensureRowPrefetcher(prefetcherInstanceName, ctx, column->queryRecord());
StringBuffer s;
s.append(prefetcherInstanceName).append("->readAhead(");
translator.generateExprCpp(s, state.helper).append(");");
loopctx.addQuoted(s);
return true;
}
}
catch (IException * e)
{
//yuk yuk yuk!! Couldn't resolve the dataset count/size for some strange reason
e->Release();
}
return false;
}
static void winMotion (int x, int y)
{
float t[XYZ];
if(!polygonPicking && !cellPicking && !createVect){ /* not in picking mode */
if ( activePrim == WORLD){
mouseMovingFlag = TRUE;
handleTrackball(x, y);
}
else{ /* the primitive being handled is NOT the world camera */
switch(modelMode){
case TRANS:
t[X] = t[Y] = t[Z] = 0.0;
/* printf("before %f %f %f\n", t[X], t[Y], t[Z]); */
if (rotateflag) pan(x,y,t);
else if (zoomflag)zoom(x,y,t);
multiplyValue(t, mouseTransSpeed); /* apply some scaling to the mouse */
/* printf("after %f %f %f\n", t[X], t[Y], t[Z]); */
vadd(t, Prim[activePrim].trans, Prim[activePrim].trans);
break;
case ROT:
/*printf("Entered Rotation Mode!\n"); */
if (rotateflag){
if (horizontalFlag){
Prim[activePrim].rot[Z] -= (float) (oldMouseX - x)*mouseRotSpeed;
}else if(verticalFlag){
Prim[activePrim].rot[Y] -= (float) (oldMouseY - y)*mouseRotSpeed;
}else{
Prim[activePrim].rot[Z] -= (float) (oldMouseX - x)*mouseRotSpeed;
Prim[activePrim].rot[Y] -= (float) (oldMouseY - y)*mouseRotSpeed;
//Prim[activePrim].rot[X] -= (float) (oldMouseX - x)*mouseRotSpeed;
//Prim[activePrim].rot[Y] -= (float) (oldMouseY - y)*mouseRotSpeed;
}
}
else if (zoomflag)
Prim[activePrim].rot[X] -= (float) (oldMouseX - x)*mouseRotSpeed;
//Prim[activePrim].rot[X] -= (float) (oldMouseX - x)*mouseRotSpeed;
break;
case SCALE:
/*printf("Entered Scaling Mode!\n");*/
if (rotateflag){
//if (horizontalFlag){
//Prim[activePrim].scale[X] -= (float) (oldMouseX - x)*mouseRotSpeed;
// }else if(verticalFlag){
//Prim[activePrim].scale[Y] -= (float) (oldMouseY - y)*mouseRotSpeed;
// }else{
Prim[activePrim].scale[Z] -= (float) (oldMouseX - x)*mouseScaleSpeed;
Prim[activePrim].scale[Y] -= (float) (oldMouseX - x)*mouseScaleSpeed;
//Prim[activePrim].scale[X] -= (float) (oldMouseX - x)*mouseScaleSpeed;
//Prim[activePrim].scale[Y] += (float) (oldMouseY - y)*mouseScaleSpeed;
//}
}
else if (zoomflag){
Prim[activePrim].scale[X] -= (float) (oldMouseX - x)*mouseScaleSpeed;
//Prim[activePrim].scale[Z] -= (float) (oldMouseX - x)*mouseScaleSpeed;
}
break;
default:
break;
}
}
oldMouseX = x;
oldMouseY = y;
glutPostRedisplay();
}
}