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Fix a ImageStack ijk pick bug.

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This commit is contained in:
Krad
2022-05-05 15:49:55 +08:00
parent 08a413e185
commit 2f4eff8b8f
1 changed files with 6 additions and 4 deletions
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10
src/src/measure/ActorDraggableInteractorStyle.cpp
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@@ -99,11 +99,8 @@ void ActorDraggableInteractorStyle::ColorMapping()
vtkRenderWindowInteractor* rwi = this->Interactor; vtkRenderWindowInteractor* rwi = this->Interactor;
this->ScalarCurrentPosition[1] = rwi->GetEventPosition()[1]; this->ScalarCurrentPosition[1] = rwi->GetEventPosition()[1];
//pos[0] = (this->ScalarCurrentPosition[0] - this->ScalarStartPosition[0]);
double total = 0.01 * ((this->ScalarCurrentPosition[1] - this->ScalarStartPosition[1]) / scalarSensitivity); double total = 0.01 * ((this->ScalarCurrentPosition[1] - this->ScalarStartPosition[1]) / scalarSensitivity);
double left = total - ConsumedOpacity; double left = total - ConsumedOpacity;
//printf("ColorMapping:%d,%d,%.2f \r\n", ScalarCurrentPosition[1], ScalarStartPosition[1],left);
if (abs(left) >= 0.01) { if (abs(left) >= 0.01) {
OpacityTrigger = true; OpacityTrigger = true;
this->InvokeEvent(ScalarOpacityEvent, &left); this->InvokeEvent(ScalarOpacityEvent, &left);
@@ -114,7 +111,7 @@ void ActorDraggableInteractorStyle::ColorMapping()
void ActorDraggableInteractorStyle::EndColorMapping() void ActorDraggableInteractorStyle::EndColorMapping()
{ {
if (false == OpacityTrigger) if (!OpacityTrigger)
{ {
this->InvokeEvent(ScalarShiftEvent, nullptr); this->InvokeEvent(ScalarShiftEvent, nullptr);
} }
@@ -165,6 +162,11 @@ void ActorDraggableInteractorStyle::NoneStatePick() {
p->AddPickList(obj); p->AddPickList(obj);
p->Pick(pos[0], pos[1], 0.0, this->CurrentRenderer); p->Pick(pos[0], pos[1], 0.0, this->CurrentRenderer);
int* ijk = p->GetPointIJK(); int* ijk = p->GetPointIJK();
//TODO: sometimes ijk will have value less than 0;need to fid out the reason
//Firstly: simple fix by set value to 0
for (int i = 0; i < 3 ; i++){
ijk[i] = ijk[i]<0?0:ijk[i];
}
std::string message = "X:"; std::string message = "X:";
message += vtkVariant(ijk[0]).ToString(); message += vtkVariant(ijk[0]).ToString();
message += " Y:"; message += " Y:";