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0028129: Visualization, Path Tracing - Improve interactivity in "steady" rendering mode

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Re-basing the patch on current master.
This commit is contained in:
dbp
2017-01-26 12:56:13 +03:00
committed by apn
parent 952886f056
commit 4eaaf9d812
13 changed files with 278 additions and 96 deletions
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18
src/OpenGl/OpenGl_View.hxx
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@@ -711,6 +711,12 @@ protected: //! @name data types related to ray-tracing
//! Maximum radiance value used for clamping radiance estimation.
Standard_ShortReal RadianceClampingValue;
//! Number of tiles in X dimension (in adaptive sampling mode).
Standard_Integer NbTilesX;
//! Number of tiles in Y dimension (in adaptive sampling mode).
Standard_Integer NbTilesY;
//! Creates default compile-time ray-tracing parameters.
RaytracingParams()
: StackSize (THE_DEFAULT_STACK_SIZE),
@@ -721,7 +727,9 @@ protected: //! @name data types related to ray-tracing
TwoSidedBsdfModels (Standard_False),
AdaptiveScreenSampling (Standard_False),
UseEnvMapForBackground (Standard_False),
RadianceClampingValue (30.0) { }
RadianceClampingValue (30.0),
NbTilesX (16),
NbTilesY (16) { }
};
//! Describes state of OpenGL structure.
@@ -897,9 +905,11 @@ protected: //! @name methods related to ray-tracing
const Handle(OpenGl_Context)& theGlContext);
//! Runs path tracing (global illumination) kernel.
Standard_Boolean runPathtrace (const Graphic3d_Camera::Projection theProjection,
OpenGl_FrameBuffer* theReadDrawFbo,
const Handle(OpenGl_Context)& theGlContext);
Standard_Boolean runPathtrace (const Standard_Integer theSizeX,
const Standard_Integer theSizeY,
Graphic3d_Camera::Projection theProjection,
OpenGl_FrameBuffer* theReadDrawFbo,
const Handle(OpenGl_Context)& theGlContext);
//! Redraws the window using OpenGL/GLSL ray-tracing or path tracing.
Standard_Boolean raytrace (const Standard_Integer theSizeX,