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0031682: Visualization - Prs3d_ShadingAspect::SetTransparency() has no effect with Graphic3d_TOSM_UNLIT shading model

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Prs3d_ShadingAspect::SetTransparency() now sets transparency also to interior color.
AIS_RubberBand now uses Graphic3d_TOSM_UNLIT.
This commit is contained in:
kgv
2020-07-22 22:34:03 +03:00
committed by bugmaster
parent 6d8f9f4a49
commit 9f013fee98
5 changed files with 103 additions and 25 deletions
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3
src/AIS/AIS_RubberBand.cxx
View File

@@ -44,6 +44,7 @@ AIS_RubberBand::AIS_RubberBand()
myDrawer->SetLineAspect (new Prs3d_LineAspect (Quantity_NOC_WHITE, Aspect_TOL_SOLID, 1.0));
myDrawer->SetShadingAspect (new Prs3d_ShadingAspect());
myDrawer->ShadingAspect()->SetMaterial (Graphic3d_NOM_PLASTIC);
myDrawer->ShadingAspect()->Aspect()->SetShadingModel (Graphic3d_TOSM_UNLIT);
myDrawer->ShadingAspect()->Aspect()->SetInteriorStyle (Aspect_IS_EMPTY);
myDrawer->ShadingAspect()->Aspect()->SetAlphaMode (Graphic3d_AlphaMode_Blend);
myDrawer->ShadingAspect()->SetTransparency (1.0);
@@ -66,6 +67,7 @@ AIS_RubberBand::AIS_RubberBand (const Quantity_Color& theLineColor,
myDrawer->SetLineAspect (new Prs3d_LineAspect (theLineColor, theLineType, theWidth));
myDrawer->SetShadingAspect (new Prs3d_ShadingAspect());
myDrawer->ShadingAspect()->SetMaterial (Graphic3d_NOM_PLASTIC);
myDrawer->ShadingAspect()->Aspect()->SetShadingModel (Graphic3d_TOSM_UNLIT);
myDrawer->ShadingAspect()->Aspect()->SetInteriorStyle (Aspect_IS_EMPTY);
myDrawer->ShadingAspect()->Aspect()->SetAlphaMode (Graphic3d_AlphaMode_Blend);
myDrawer->ShadingAspect()->SetTransparency (1.0);
@@ -91,6 +93,7 @@ AIS_RubberBand::AIS_RubberBand (const Quantity_Color& theLineColor,
myDrawer->SetShadingAspect (new Prs3d_ShadingAspect());
myDrawer->ShadingAspect()->SetMaterial (Graphic3d_NOM_PLASTIC);
myDrawer->ShadingAspect()->SetColor (theFillColor);
myDrawer->ShadingAspect()->Aspect()->SetShadingModel (Graphic3d_TOSM_UNLIT);
myDrawer->ShadingAspect()->Aspect()->SetInteriorStyle (Aspect_IS_SOLID);
myDrawer->ShadingAspect()->Aspect()->SetAlphaMode (Graphic3d_AlphaMode_Blend);
myDrawer->ShadingAspect()->SetTransparency (theTransparency);

2
src/AIS/AIS_ViewController.cxx
View File

@@ -119,7 +119,7 @@ AIS_ViewController::AIS_ViewController()
myAnchorPointPrs2->SetZLayer (Graphic3d_ZLayerId_Topmost);
myAnchorPointPrs2->SetMutable (true);
myRubberBand = new AIS_RubberBand (Quantity_NOC_LIGHTBLUE, Aspect_TOL_SOLID, Quantity_NOC_LIGHTBLUE, 0.4, 1.0);
myRubberBand = new AIS_RubberBand (Quantity_NOC_LIGHTBLUE, Aspect_TOL_SOLID, Quantity_NOC_LIGHTBLUE4, 0.5, 1.0);
myRubberBand->SetZLayer (Graphic3d_ZLayerId_TopOSD);
myRubberBand->SetTransformPersistence (new Graphic3d_TransformPers (Graphic3d_TMF_2d, Aspect_TOTP_LEFT_UPPER));
myRubberBand->SetDisplayMode (0);

2
src/Prs3d/Prs3d_ShadingAspect.cxx
View File

@@ -144,12 +144,14 @@ void Prs3d_ShadingAspect::SetTransparency (const Standard_Real theValue,
|| theModel == Aspect_TOFM_BOTH_SIDE)
{
myAspect->ChangeFrontMaterial().SetTransparency (Standard_ShortReal(theValue));
myAspect->SetInteriorColor (Quantity_ColorRGBA (myAspect->InteriorColor(), 1.0f - Standard_ShortReal(theValue)));
}
if (theModel == Aspect_TOFM_BACK_SIDE
|| theModel == Aspect_TOFM_BOTH_SIDE)
{
myAspect->ChangeBackMaterial().SetTransparency (Standard_ShortReal(theValue));
myAspect->SetBackInteriorColor (Quantity_ColorRGBA (myAspect->BackInteriorColor(), 1.0f - Standard_ShortReal(theValue)));
}
}