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0025964: Visualization, TKOpenGl - compile RayTracing shader without texturing when no textures in use

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dbp 2015-04-01 16:19:20 +03:00 committed by bugmaster
parent 91c60b5790
commit f483f2ed11
3 changed files with 16 additions and 6 deletions
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2
src/OpenGl/OpenGl_SceneGeometry.hxx
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@ -304,7 +304,7 @@ public: //! @name methods related to texture management
} }
//! Checks if scene contains textured objects. //! Checks if scene contains textured objects.
Standard_Integer HasTextures() const Standard_Boolean HasTextures() const
{ {
return !myTextures.IsEmpty(); return !myTextures.IsEmpty();
} }

8
src/OpenGl/OpenGl_View.hxx
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@ -429,14 +429,18 @@ protected: //! @name data types related to ray-tracing
//! Actual ray-tracing depth (number of ray bounces). //! Actual ray-tracing depth (number of ray bounces).
Standard_Integer NbBounces; Standard_Integer NbBounces;
//! Sets light propagation through transparent media. //! Enables/disables light propagation through transparent media.
Standard_Boolean TransparentShadows; Standard_Boolean TransparentShadows;
//! Enables/disables the use of OpenGL bindless textures.
Standard_Boolean UseBindlessTextures;
//! Creates default compile-time ray-tracing parameters. //! Creates default compile-time ray-tracing parameters.
RaytracingParams() RaytracingParams()
: StackSize (THE_DEFAULT_STACK_SIZE), : StackSize (THE_DEFAULT_STACK_SIZE),
NbBounces (THE_DEFAULT_NB_BOUNCES), NbBounces (THE_DEFAULT_NB_BOUNCES),
TransparentShadows (Standard_False) TransparentShadows (Standard_False),
UseBindlessTextures (Standard_False)
{ {
// //
} }

12
src/OpenGl/OpenGl_View_Raytrace.cxx
View File

@ -1011,9 +1011,9 @@ TCollection_AsciiString OpenGl_View::generateShaderPrefix (const Handle(OpenGl_C
aPrefixString += TCollection_AsciiString ("\n#define TRANSPARENT_SHADOWS"); aPrefixString += TCollection_AsciiString ("\n#define TRANSPARENT_SHADOWS");
} }
// If OpenGL driver supports bindless textures, // If OpenGL driver supports bindless textures and texturing
// activate texturing in ray-tracing mode // is actually used, activate texturing in ray-tracing mode
if (theGlContext->arbTexBindless != NULL) if (myRaytraceParameters.UseBindlessTextures && theGlContext->arbTexBindless != NULL)
{ {
aPrefixString += TCollection_AsciiString ("\n#define USE_TEXTURES") + aPrefixString += TCollection_AsciiString ("\n#define USE_TEXTURES") +
TCollection_AsciiString ("\n#define MAX_TEX_NUMBER ") + TCollection_AsciiString (OpenGl_RaytraceGeometry::MAX_TEX_NUMBER); TCollection_AsciiString ("\n#define MAX_TEX_NUMBER ") + TCollection_AsciiString (OpenGl_RaytraceGeometry::MAX_TEX_NUMBER);
@ -1153,6 +1153,12 @@ Standard_Boolean OpenGl_View::initRaytraceResources (const Graphic3d_CView& theC
aToRebuildShaders = Standard_True; aToRebuildShaders = Standard_True;
} }
if (myRaytraceGeometry.HasTextures() != myRaytraceParameters.UseBindlessTextures)
{
myRaytraceParameters.UseBindlessTextures = myRaytraceGeometry.HasTextures();
aToRebuildShaders = Standard_True;
}
if (theCView.RenderParams.IsTransparentShadowEnabled != myRaytraceParameters.TransparentShadows) if (theCView.RenderParams.IsTransparentShadowEnabled != myRaytraceParameters.TransparentShadows)
{ {
myRaytraceParameters.TransparentShadows = theCView.RenderParams.IsTransparentShadowEnabled; myRaytraceParameters.TransparentShadows = theCView.RenderParams.IsTransparentShadowEnabled;