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0031704: Visualization - add an interactive object AIS_LightSource representing a light source

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Added new class AIS_LightSource representing a light source presentation.

Graphic3d_TMF_CameraPers - added new mode to Graphic3d_TransformPers
defining 3D point relative to camera Eye position
This commit is contained in:
mkrylova
2020-09-08 17:50:28 +03:00
committed by bugmaster
parent 9779ff75fd
commit 2daa5d95a5
16 changed files with 1409 additions and 43 deletions
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15
src/OpenGl/OpenGl_Structure.cxx
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@@ -441,6 +441,9 @@ void OpenGl_Structure::Render (const Handle(OpenGl_Workspace) &theWorkspace) con
#endif
bool anOldCastShadows = false;
#ifdef GL_DEPTH_CLAMP
bool toRestoreDepthClamp = false;
#endif
if (!myTrsfPers.IsNull())
{
// temporarily disable shadows on non-3d objects
@@ -463,6 +466,15 @@ void OpenGl_Structure::Render (const Handle(OpenGl_Workspace) &theWorkspace) con
}
}
#endif
#ifdef GL_DEPTH_CLAMP
if (myTrsfPers->Mode() == Graphic3d_TMF_CameraPers
&& aCtx->arbDepthClamp)
{
toRestoreDepthClamp = true;
aCtx->core11fwd->glEnable (GL_DEPTH_CLAMP);
}
#endif
}
// Take into account transform persistence
@@ -613,6 +625,9 @@ void OpenGl_Structure::Render (const Handle(OpenGl_Workspace) &theWorkspace) con
{
aCtx->WorldViewState.Pop();
aCtx->ShaderManager()->SetCastShadows (anOldCastShadows);
#ifdef GL_DEPTH_CLAMP
if (toRestoreDepthClamp) { aCtx->core11fwd->glDisable (GL_DEPTH_CLAMP); }
#endif
}
// Restore named status