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0026617: Visualization, Ray Tracing - adopt progressive rendering Path Tracing for rendering stereoscopic pair

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- Use two different FBOs for accumulating frames for left/right eye projection.
- Added equality checks to camera modification methods to avoid camera updates when performing identity operations.
This commit is contained in:
apl
2015-10-20 12:59:56 +03:00
committed by bugmaster
parent 23963a92d2
commit bf02aa7d7d
10 changed files with 246 additions and 88 deletions
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20
src/V3d/V3d_View.cxx
View File

@@ -3189,10 +3189,10 @@ Standard_Boolean V3d_View::FitMinMax (const Handle(Graphic3d_Camera)& theCamera,
// 4) Determine new zooming in view space.
// 1. Determine normalized projection asymmetry (if any).
Standard_Real anAssymX = Tan ( aCamSide.Angle (aFrustumPlane (1).Axis().Direction()))
- Tan (-aCamSide.Angle (aFrustumPlane (2).Axis().Direction()));
Standard_Real anAssymY = Tan ( aCamUp.Angle (aFrustumPlane (3).Axis().Direction()))
- Tan (-aCamUp.Angle (aFrustumPlane (4).Axis().Direction()));
Standard_Real anAssymX = Tan (( aCamSide).Angle (aFrustumPlane (1).Axis().Direction()))
- Tan ((-aCamSide).Angle (aFrustumPlane (2).Axis().Direction()));
Standard_Real anAssymY = Tan (( aCamUp) .Angle (aFrustumPlane (3).Axis().Direction()))
- Tan ((-aCamUp) .Angle (aFrustumPlane (4).Axis().Direction()));
// 2. Determine how far should be the frustum planes placed from center
// of bounding box, in order to match the bounding box closely.
@@ -3232,12 +3232,12 @@ Standard_Boolean V3d_View::FitMinMax (const Handle(Graphic3d_Camera)& theCamera,
// \//
// //
// (frustum plane)
aFitDistance.ChangeValue (1) *= Sqrt(1 + Pow (Tan ( aCamSide.Angle (aFrustumPlane (1).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (2) *= Sqrt(1 + Pow (Tan (-aCamSide.Angle (aFrustumPlane (2).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (3) *= Sqrt(1 + Pow (Tan ( aCamUp.Angle (aFrustumPlane (3).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (4) *= Sqrt(1 + Pow (Tan (-aCamUp.Angle (aFrustumPlane (4).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (5) *= Sqrt(1 + Pow (Tan ( aCamDir.Angle (aFrustumPlane (5).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (6) *= Sqrt(1 + Pow (Tan (-aCamDir.Angle (aFrustumPlane (6).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (1) *= Sqrt(1 + Pow (Tan ( aCamSide .Angle (aFrustumPlane (1).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (2) *= Sqrt(1 + Pow (Tan ((-aCamSide).Angle (aFrustumPlane (2).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (3) *= Sqrt(1 + Pow (Tan ( aCamUp .Angle (aFrustumPlane (3).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (4) *= Sqrt(1 + Pow (Tan ((-aCamUp) .Angle (aFrustumPlane (4).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (5) *= Sqrt(1 + Pow (Tan ( aCamDir .Angle (aFrustumPlane (5).Axis().Direction())), 2.0));
aFitDistance.ChangeValue (6) *= Sqrt(1 + Pow (Tan ((-aCamDir) .Angle (aFrustumPlane (6).Axis().Direction())), 2.0));
Standard_Real aViewSizeXv = aFitDistance (1) + aFitDistance (2);
Standard_Real aViewSizeYv = aFitDistance (3) + aFitDistance (4);