#include <Aspect_GraphicDeviceDefinitionError.hxx>
#include <Aspect_IdentDefinitionError.hxx>
+#include <Graphic3d_StructureManager.hxx>
#include <Message_Messenger.hxx>
#include <OSD_Environment.hxx>
#include <Standard_NotImplemented.hxx>
#if defined(HAVE_EGL) || defined(HAVE_GLES2) || defined(OCCT_UWP) || defined(__ANDROID__) || defined(__QNX__)
#include <EGL/egl.h>
+ #ifndef EGL_OPENGL_ES3_BIT
+ #define EGL_OPENGL_ES3_BIT 0x00000040
+ #endif
#endif
namespace
{
static const Handle(OpenGl_Context) TheNullGlCtx;
+
+#if defined(HAVE_EGL) || defined(HAVE_GLES2) || defined(OCCT_UWP) || defined(__ANDROID__) || defined(__QNX__)
+ //! Wrapper over eglChooseConfig() called with preferred defaults.
+ static EGLConfig chooseEglSurfConfig (EGLDisplay theDisplay)
+ {
+ EGLint aConfigAttribs[] =
+ {
+ EGL_RED_SIZE, 8,
+ EGL_GREEN_SIZE, 8,
+ EGL_BLUE_SIZE, 8,
+ EGL_ALPHA_SIZE, 0,
+ EGL_DEPTH_SIZE, 24,
+ EGL_STENCIL_SIZE, 8,
+ #if defined(GL_ES_VERSION_2_0)
+ EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
+ #else
+ EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
+ #endif
+ EGL_NONE
+ };
+
+ EGLConfig aCfg = NULL;
+ EGLint aNbConfigs = 0;
+ for (Standard_Integer aGlesVer = 3; aGlesVer >= 2; --aGlesVer)
+ {
+ #if defined(GL_ES_VERSION_2_0)
+ aConfigAttribs[6 * 2 + 1] = aGlesVer == 3 ? EGL_OPENGL_ES3_BIT : EGL_OPENGL_ES2_BIT;
+ #else
+ if (aGlesVer == 2)
+ {
+ break;
+ }
+ #endif
+
+ if (eglChooseConfig (theDisplay, aConfigAttribs, &aCfg, 1, &aNbConfigs) == EGL_TRUE
+ && aCfg != NULL)
+ {
+ return aCfg;
+ }
+ eglGetError();
+
+ aConfigAttribs[4 * 2 + 1] = 16; // try config with smaller depth buffer
+ if (eglChooseConfig (theDisplay, aConfigAttribs, &aCfg, 1, &aNbConfigs) == EGL_TRUE
+ && aCfg != NULL)
+ {
+ return aCfg;
+ }
+ eglGetError();
+ }
+ return aCfg;
+ }
+#endif
}
// =======================================================================
{
throw Aspect_GraphicDeviceDefinitionError("OpenGl_GraphicDriver: default context can not be initialized!");
}
-
- // default layers are always presented in display layer sequence it can not be removed
- {
- Graphic3d_ZLayerSettings aSettings;
- aSettings.SetImmediate (Standard_False);
- aSettings.SetEnvironmentTexture (Standard_False);
- aSettings.SetEnableDepthTest (Standard_False);
- aSettings.SetEnableDepthWrite (Standard_False);
- aSettings.SetClearDepth (Standard_False);
- aSettings.SetPolygonOffset (Graphic3d_PolygonOffset());
- myLayerIds.Add (Graphic3d_ZLayerId_BotOSD);
- myLayerSeq.Append (Graphic3d_ZLayerId_BotOSD);
- myMapOfZLayerSettings.Bind (Graphic3d_ZLayerId_BotOSD, aSettings);
- }
-
- {
- Graphic3d_ZLayerSettings aSettings;
- aSettings.SetImmediate (Standard_False);
- aSettings.SetEnvironmentTexture (Standard_True);
- aSettings.SetEnableDepthTest (Standard_True);
- aSettings.SetEnableDepthWrite (Standard_True);
- aSettings.SetClearDepth (Standard_False);
- aSettings.SetPolygonOffset (Graphic3d_PolygonOffset());
- myLayerIds.Add (Graphic3d_ZLayerId_Default);
- myLayerSeq.Append (Graphic3d_ZLayerId_Default);
- myMapOfZLayerSettings.Bind (Graphic3d_ZLayerId_Default, aSettings);
- }
-
- {
- Graphic3d_ZLayerSettings aSettings;
- aSettings.SetImmediate (Standard_True);
- aSettings.SetEnvironmentTexture (Standard_True);
- aSettings.SetEnableDepthTest (Standard_True);
- aSettings.SetEnableDepthWrite (Standard_True);
- aSettings.SetClearDepth (Standard_False);
- aSettings.SetPolygonOffset (Graphic3d_PolygonOffset());
- myLayerIds.Add (Graphic3d_ZLayerId_Top);
- myLayerSeq.Append (Graphic3d_ZLayerId_Top);
- myMapOfZLayerSettings.Bind (Graphic3d_ZLayerId_Top, aSettings);
- }
-
- {
- Graphic3d_ZLayerSettings aSettings;
- aSettings.SetImmediate (Standard_True);
- aSettings.SetEnvironmentTexture (Standard_True);
- aSettings.SetEnableDepthTest (Standard_True);
- aSettings.SetEnableDepthWrite (Standard_True);
- aSettings.SetClearDepth (Standard_True);
- aSettings.SetPolygonOffset (Graphic3d_PolygonOffset());
- myLayerIds.Add (Graphic3d_ZLayerId_Topmost);
- myLayerSeq.Append (Graphic3d_ZLayerId_Topmost);
- myMapOfZLayerSettings.Bind (Graphic3d_ZLayerId_Topmost, aSettings);
- }
-
- {
- Graphic3d_ZLayerSettings aSettings;
- aSettings.SetImmediate (Standard_True);
- aSettings.SetEnvironmentTexture (Standard_False);
- aSettings.SetEnableDepthTest (Standard_False);
- aSettings.SetEnableDepthWrite (Standard_False);
- aSettings.SetClearDepth (Standard_False);
- aSettings.SetPolygonOffset (Graphic3d_PolygonOffset());
- myLayerIds.Add (Graphic3d_ZLayerId_TopOSD);
- myLayerSeq.Append (Graphic3d_ZLayerId_TopOSD);
- myMapOfZLayerSettings.Bind (Graphic3d_ZLayerId_TopOSD, aSettings);
- }
}
// =======================================================================
OpenGl_Structure* aStruct = aStructIt.ChangeValue();
aStruct->ReleaseGlResources (aCtxShared);
}
- myDeviceLostFlag = myDeviceLostFlag || !myMapOfStructure.IsEmpty();
+ const bool isDeviceLost = !myMapOfStructure.IsEmpty();
for (NCollection_Map<Handle(OpenGl_View)>::Iterator aViewIter (myMapOfView);
aViewIter.More(); aViewIter.Next())
{
const Handle(OpenGl_View)& aView = aViewIter.Value();
+ if (isDeviceLost)
+ {
+ aView->StructureManager()->SetDeviceLost();
+ }
+
const Handle(OpenGl_Window)& aWindow = aView->GlWindow();
if (aWindow.IsNull())
{
return Standard_False;
}
- EGLint aConfigAttribs[] =
+ myEglConfig = chooseEglSurfConfig ((EGLDisplay )myEglDisplay);
+ if (myEglConfig == NULL)
{
- EGL_RED_SIZE, 8,
- EGL_GREEN_SIZE, 8,
- EGL_BLUE_SIZE, 8,
- EGL_ALPHA_SIZE, 0,
- EGL_DEPTH_SIZE, 24,
- EGL_STENCIL_SIZE, 8,
- #if defined(GL_ES_VERSION_2_0)
- EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
- #else
- EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
- #endif
- EGL_NONE
- };
-
- EGLint aNbConfigs = 0;
- if (eglChooseConfig ((EGLDisplay )myEglDisplay, aConfigAttribs, &myEglConfig, 1, &aNbConfigs) != EGL_TRUE
- || myEglConfig == NULL)
- {
- eglGetError();
- aConfigAttribs[4 * 2 + 1] = 16; // try config with smaller depth buffer
- if (eglChooseConfig ((EGLDisplay )myEglDisplay, aConfigAttribs, &myEglConfig, 1, &aNbConfigs) != EGL_TRUE
- || myEglConfig == NULL)
- {
- ::Message::DefaultMessenger()->Send ("Error: EGL does not provide compatible configurations!", Message_Fail);
- return Standard_False;
- }
+ ::Message::DefaultMessenger()->Send ("Error: EGL does not provide compatible configurations!", Message_Fail);
+ return Standard_False;
}
#if defined(GL_ES_VERSION_2_0)
- EGLint anEglCtxAttribs[] =
- {
- EGL_CONTEXT_CLIENT_VERSION, 2,
- EGL_NONE
- };
+ EGLint anEglCtxAttribs3[] = { EGL_CONTEXT_CLIENT_VERSION, 3, EGL_NONE, EGL_NONE };
+ EGLint anEglCtxAttribs2[] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE, EGL_NONE };
if (eglBindAPI (EGL_OPENGL_ES_API) != EGL_TRUE)
{
::Message::DefaultMessenger()->Send ("Error: EGL does not provide OpenGL ES client!", Message_Fail);
return Standard_False;
}
+ myEglContext = (Aspect_RenderingContext )eglCreateContext ((EGLDisplay )myEglDisplay, myEglConfig, EGL_NO_CONTEXT, anEglCtxAttribs3);
+ if ((EGLContext )myEglContext == EGL_NO_CONTEXT)
+ {
+ myEglContext = (Aspect_RenderingContext )eglCreateContext ((EGLDisplay )myEglDisplay, myEglConfig, EGL_NO_CONTEXT, anEglCtxAttribs2);
+ }
#else
EGLint* anEglCtxAttribs = NULL;
if (eglBindAPI (EGL_OPENGL_API) != EGL_TRUE)
::Message::DefaultMessenger()->Send ("Error: EGL does not provide OpenGL client!", Message_Fail);
return Standard_False;
}
+ myEglContext = (Aspect_RenderingContext )eglCreateContext ((EGLDisplay )myEglDisplay, myEglConfig, EGL_NO_CONTEXT, anEglCtxAttribs);
#endif
- myEglContext = (Aspect_RenderingContext )eglCreateContext ((EGLDisplay )myEglDisplay, myEglConfig, EGL_NO_CONTEXT, anEglCtxAttribs);
if ((EGLContext )myEglContext == EGL_NO_CONTEXT)
{
::Message::DefaultMessenger()->Send ("Error: EGL is unable to create OpenGL context!", Message_Fail);
#endif
if ((EGLDisplay )theEglDisplay == EGL_NO_DISPLAY
- || (EGLContext )theEglContext == EGL_NO_CONTEXT
- || theEglConfig == NULL)
+ || (EGLContext )theEglContext == EGL_NO_CONTEXT)
{
return Standard_False;
}
myEglDisplay = theEglDisplay;
myEglContext = theEglContext;
myEglConfig = theEglConfig;
+ if (theEglConfig == NULL)
+ {
+ myEglConfig = chooseEglSurfConfig ((EGLDisplay )myEglDisplay);
+ if (myEglConfig == NULL)
+ {
+ ::Message::DefaultMessenger()->Send ("Error: EGL does not provide compatible configurations!", Message_Fail);
+ return Standard_False;
+ }
+ }
return Standard_True;
}
#endif
switch (theType)
{
case Graphic3d_TypeOfLimit_MaxNbLights:
- return OpenGLMaxLights;
+ return Graphic3d_ShaderProgram::THE_MAX_LIGHTS_DEFAULT;
case Graphic3d_TypeOfLimit_MaxNbClipPlanes:
return !aCtx.IsNull() ? aCtx->MaxClipPlanes() : 0;
case Graphic3d_TypeOfLimit_MaxNbViews:
return 10000;
case Graphic3d_TypeOfLimit_MaxTextureSize:
return !aCtx.IsNull() ? aCtx->MaxTextureSize() : 1024;
+ case Graphic3d_TypeOfLimit_MaxCombinedTextureUnits:
+ return !aCtx.IsNull() ? aCtx->MaxCombinedTextureUnits() : 1;
case Graphic3d_TypeOfLimit_MaxMsaa:
return !aCtx.IsNull() ? aCtx->MaxMsaaSamples() : 0;
+ case Graphic3d_TypeOfLimit_MaxViewDumpSizeX:
+ return !aCtx.IsNull() ? aCtx->MaxDumpSizeX() : 1024;
+ case Graphic3d_TypeOfLimit_MaxViewDumpSizeY:
+ return !aCtx.IsNull() ? aCtx->MaxDumpSizeY() : 1024;
case Graphic3d_TypeOfLimit_HasRayTracing:
return (!aCtx.IsNull() && aCtx->HasRayTracing()) ? 1 : 0;
case Graphic3d_TypeOfLimit_HasRayTracingTextures:
return (!aCtx.IsNull() && aCtx->HasRayTracingTextures()) ? 1 : 0;
case Graphic3d_TypeOfLimit_HasRayTracingAdaptiveSampling:
return (!aCtx.IsNull() && aCtx->HasRayTracingAdaptiveSampling()) ? 1 : 0;
+ case Graphic3d_TypeOfLimit_HasRayTracingAdaptiveSamplingAtomic:
+ return (!aCtx.IsNull() && aCtx->HasRayTracingAdaptiveSamplingAtomic()) ? 1 : 0;
+ case Graphic3d_TypeOfLimit_HasBlendedOit:
+ return (!aCtx.IsNull()
+ && aCtx->hasDrawBuffers != OpenGl_FeatureNotAvailable
+ && (aCtx->hasFloatBuffer != OpenGl_FeatureNotAvailable || aCtx->hasHalfFloatBuffer != OpenGl_FeatureNotAvailable)) ? 1 : 0;
+ case Graphic3d_TypeOfLimit_HasBlendedOitMsaa:
+ return (!aCtx.IsNull()
+ && aCtx->hasSampleVariables != OpenGl_FeatureNotAvailable
+ && (InquireLimit (Graphic3d_TypeOfLimit_HasBlendedOit) == 1)) ? 1 : 0;
+ case Graphic3d_TypeOfLimit_HasFlatShading:
+ return !aCtx.IsNull() && aCtx->hasFlatShading != OpenGl_FeatureNotAvailable ? 1 : 0;
+ case Graphic3d_TypeOfLimit_IsWorkaroundFBO:
+ return !aCtx.IsNull() && aCtx->MaxTextureSize() != aCtx->MaxDumpSizeX() ? 1 : 0;
+ case Graphic3d_TypeOfLimit_HasMeshEdges:
+ return !aCtx.IsNull() && aCtx->hasGeometryStage != OpenGl_FeatureNotAvailable ? 1 : 0;
case Graphic3d_TypeOfLimit_NB:
return 0;
}
// function : GetSharedContext
// purpose :
// =======================================================================
-const Handle(OpenGl_Context)& OpenGl_GraphicDriver::GetSharedContext() const
+const Handle(OpenGl_Context)& OpenGl_GraphicDriver::GetSharedContext (bool theBound) const
{
if (myMapOfView.IsEmpty())
{
return TheNullGlCtx;
}
- NCollection_Map<Handle(OpenGl_View)>::Iterator anIter (myMapOfView);
- for (; anIter.More(); anIter.Next())
+ for (NCollection_Map<Handle(OpenGl_View)>::Iterator aViewIter (myMapOfView); aViewIter.More(); aViewIter.Next())
{
- Handle(OpenGl_Window) aWindow = anIter.Value()->GlWindow();
- if (aWindow.IsNull())
+ if (const Handle(OpenGl_Window)& aWindow = aViewIter.Value()->GlWindow())
{
- continue;
+ if (!theBound)
+ {
+ return aWindow->GetGlContext();
+ }
+ else if (aWindow->GetGlContext()->IsCurrent())
+ {
+ return aWindow->GetGlContext();
+ }
}
-
- return aWindow->GetGlContext();
}
return TheNullGlCtx;
const Standard_ShortReal aHeight = (theHeight < 2.0f) ? DefaultTextHeight() : theHeight;
OpenGl_TextParam aTextParam;
aTextParam.Height = (int )aHeight;
- OpenGl_AspectText aTextAspect;
- aTextAspect.Aspect()->SetSpace (0.3);
+ OpenGl_Aspects aTextAspect;
TCollection_ExtendedString anExtText = theText;
NCollection_String aText (anExtText.ToExtString());
OpenGl_Text::StringSize(aCtx, aText, aTextAspect, aTextParam, theView->RenderingParams().Resolution, theWidth, theAscent, theDescent);
}
-//=======================================================================
-//function : addZLayerIndex
-//purpose :
-//=======================================================================
-void OpenGl_GraphicDriver::addZLayerIndex (const Graphic3d_ZLayerId theLayerId)
-{
- // remove index
- for (TColStd_SequenceOfInteger::Iterator aLayerIt (myLayerSeq); aLayerIt.More(); aLayerIt.Next())
- {
- if (aLayerIt.Value() == theLayerId)
- {
- myLayerSeq.Remove (aLayerIt);
- break;
- }
- }
-
- if (myMapOfZLayerSettings.Find (theLayerId).IsImmediate())
- {
- myLayerSeq.Append (theLayerId);
- return;
- }
-
- for (TColStd_SequenceOfInteger::Iterator aLayerIt (myLayerSeq); aLayerIt.More(); aLayerIt.Next())
- {
- const Graphic3d_ZLayerSettings& aSettings = myMapOfZLayerSettings.Find (aLayerIt.Value());
- if (aSettings.IsImmediate())
- {
- aLayerIt.Previous();
- if (aLayerIt.More())
- {
- myLayerSeq.InsertAfter (aLayerIt, theLayerId);
- return;
- }
-
- // first non-immediate layer
- myLayerSeq.Prepend (theLayerId);
- return;
- }
- }
-
- // no immediate layers
- myLayerSeq.Append (theLayerId);
-}
-
//=======================================================================
//function : AddZLayer
//purpose :
myLayerIds.Remove (theLayerId);
}
-//=======================================================================
-//function : ZLayers
-//purpose :
-//=======================================================================
-void OpenGl_GraphicDriver::ZLayers (TColStd_SequenceOfInteger& theLayerSeq) const
-{
- theLayerSeq.Assign (myLayerSeq);
-}
-
//=======================================================================
//function : SetZLayerSettings
//purpose :
void OpenGl_GraphicDriver::SetZLayerSettings (const Graphic3d_ZLayerId theLayerId,
const Graphic3d_ZLayerSettings& theSettings)
{
- Graphic3d_ZLayerSettings* aSettings = myMapOfZLayerSettings.ChangeSeek (theLayerId);
- if (aSettings != NULL)
- {
- const bool isChanged = (aSettings->IsImmediate() != theSettings.IsImmediate());
- *aSettings = theSettings;
- if (isChanged)
- {
- addZLayerIndex (theLayerId);
- }
- }
- else
- {
- // abnormal case
- myMapOfZLayerSettings.Bind (theLayerId, theSettings);
- addZLayerIndex (theLayerId);
- }
+ base_type::SetZLayerSettings (theLayerId, theSettings);
// Change Z layer settings in all managed views
for (NCollection_Map<Handle(OpenGl_View)>::Iterator aViewIt (myMapOfView); aViewIt.More(); aViewIt.Next())
}
}
-//=======================================================================
-//function : ZLayerSettings
-//purpose :
-//=======================================================================
-const Graphic3d_ZLayerSettings& OpenGl_GraphicDriver::ZLayerSettings (const Graphic3d_ZLayerId theLayerId) const
-{
- Standard_ASSERT_RAISE (myLayerIds.Contains (theLayerId),
- "OpenGl_GraphicDriver::ZLayerSettings, "
- "Layer with theLayerId does not exist");
-
- return myMapOfZLayerSettings.Find (theLayerId);
-}
-
// =======================================================================
// function : Structure
// purpose :
// =======================================================================
Handle(Graphic3d_CView) OpenGl_GraphicDriver::CreateView (const Handle(Graphic3d_StructureManager)& theMgr)
{
- Handle(OpenGl_View) aView = new OpenGl_View (theMgr, this, myCaps, myDeviceLostFlag, &myStateCounter);
+ Handle(OpenGl_View) aView = new OpenGl_View (theMgr, this, myCaps, &myStateCounter);
myMapOfView.Add (aView);
OpenGl_Structure* aStruct = aStructIt.ChangeValue();
aStruct->ReleaseGlResources (aCtx);
}
- myDeviceLostFlag = !myMapOfStructure.IsEmpty();
+
+ if (!myMapOfStructure.IsEmpty())
+ {
+ aView->StructureManager()->SetDeviceLost();
+ }
}
}
return isExist;
}
+
+//=======================================================================
+//function : setDeviceLost
+//purpose :
+//=======================================================================
+void OpenGl_GraphicDriver::setDeviceLost()
+{
+ if (myMapOfStructure.IsEmpty())
+ {
+ return;
+ }
+
+ for (NCollection_Map<Handle(OpenGl_View)>::Iterator aViewIter (myMapOfView); aViewIter.More(); aViewIter.Next())
+ {
+ const Handle(OpenGl_View)& aView = aViewIter.Value();
+ if (aView->myWasRedrawnGL)
+ {
+ aView->StructureManager()->SetDeviceLost();
+ }
+ }
+}