-// File: OpenGl_View.cxx
-// Created: 20 September 2011
-// Author: Sergey ZERCHANINOV
-// Copyright: OPEN CASCADE 2011
-
-#include <OpenGl_GlCore11.hxx>
+// Created on: 2011-09-20
+// Created by: Sergey ZERCHANINOV
+// Copyright (c) 2011-2014 OPEN CASCADE SAS
+//
+// This file is part of Open CASCADE Technology software library.
+//
+// This library is free software; you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License version 2.1 as published
+// by the Free Software Foundation, with special exception defined in the file
+// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
+// distribution for complete text of the license and disclaimer of any warranty.
+//
+// Alternatively, this file may be used under the terms of Open CASCADE
+// commercial license or contractual agreement.
#include <OpenGl_View.hxx>
-#include <OpenGl_Workspace.hxx>
-#include <OpenGl_Display.hxx>
-
-#include <OpenGl_Display.hxx>
-#include <OpenGl_Trihedron.hxx>
+#include <Aspect_RenderingContext.hxx>
+#include <Aspect_Window.hxx>
+#include <Graphic3d_AspectFillArea3d.hxx>
+#include <Graphic3d_Texture2Dmanual.hxx>
+#include <Graphic3d_TextureEnv.hxx>
+#include <Graphic3d_Mat4d.hxx>
+#include <NCollection_Mat4.hxx>
+#include <OpenGl_Context.hxx>
+#include <OpenGl_FrameBuffer.hxx>
+#include <OpenGl_GlCore11.hxx>
#include <OpenGl_GraduatedTrihedron.hxx>
-
-#include <OpenGl_transform_persistence.hxx>
-
-#include <GL/glu.h> // gluUnProject()
-
-IMPLEMENT_STANDARD_HANDLE(OpenGl_View,MMgt_TShared)
-IMPLEMENT_STANDARD_RTTIEXT(OpenGl_View,MMgt_TShared)
-
-/*----------------------------------------------------------------------*/
-
-static const OPENGL_BG_TEXTURE myDefaultBgTexture = { 0, 0, 0, Aspect_FM_CENTERED };
-static const OPENGL_BG_GRADIENT myDefaultBgGradient = { {{ 0.F, 0.F, 0.F, 1.F }}, {{ 0.F, 0.F, 0.F, 1.F }}, Aspect_GFM_NONE };
-static const Tmatrix3 myDefaultMatrix = { { 1.F, 0.F, 0.F, 0.F }, { 0.F, 1.F, 0.F, 0.F }, { 0.F, 0.F, 1.F, 0.F }, { 0.F, 0.F, 0.F, 1.F } };
-static const OPENGL_ZCLIP myDefaultZClip = { { Standard_True, 0.F }, { Standard_True, 1.F } };
-static const OPENGL_EXTRA_REP myDefaultExtra =
-{
- //vrp
- { 0.F, 0.F, 0.F },
- //vpn
- { 0.F, 0.F, 1.F },
- //vup
- { 0.F, 1.F, 0.F },
- //map
- {
- //window
- { 0.F, 0.F, 1.F, 1.F },
- //viewport
- { 0.F, 0.F, 0.F, 1.F, 1.F, 1.F },
- //proj
- TelParallel,
- //prp
- { 0.F, 0.F, 0.F },
- //vpd
- 0.F,
- //fpd
- 0.F,
- //bpd
- -1.F
- },
- //scaleFactors
- { 1.F, 1.F, 1.F }
-};
-
-static const OPENGL_FOG myDefaultFog = { Standard_False, 0.F, 1.F, { { 0.F, 0.F, 0.F, 1.F } } };
-static const TEL_TRANSFORM_PERSISTENCE myDefaultTransPers = { 0, 0.F, 0.F, 0.F };
-
-/*----------------------------------------------------------------------*/
-
-OpenGl_View::OpenGl_View (const CALL_DEF_VIEWCONTEXT &AContext)
-: myTextureEnv(0),
- mySurfaceDetail(Visual3d_TOD_NONE),
- myBackfacing(0),
- myBgTexture(myDefaultBgTexture),
- myBgGradient(myDefaultBgGradient),
- //myOrientationMatrix(myDefaultMatrix),
- //myMappingMatrix(myDefaultMatrix),
- //shield_indicator = TOn,
- //shield_colour = { { 0.F, 0.F, 0.F, 1.F } },
- //border_indicator = TOff,
- //border_colour = { { 0.F, 0.F, 0.F, 1.F } },
- //active_status = TOn,
- myZClip(myDefaultZClip),
- myExtra(myDefaultExtra),
- myFog(myDefaultFog),
- myVisualization(AContext.Visualization),
- myIntShadingMethod(TEL_SM_GOURAUD),
- myAntiAliasing(Standard_False),
- myAnimationListIndex(0),
- myAnimationListReady(Standard_False),
- myTransPers(&myDefaultTransPers),
- myIsTransPers(Standard_False),
- myResetFLIST(Standard_False)
+#include <OpenGl_GraphicDriver.hxx>
+#include <OpenGl_ShaderManager.hxx>
+#include <OpenGl_Texture.hxx>
+#include <OpenGl_Window.hxx>
+#include <OpenGl_Workspace.hxx>
+#include <OSD_Parallel.hxx>
+#include <Standard_CLocaleSentry.hxx>
+
+#include "../Graphic3d/Graphic3d_Structure.pxx"
+
+IMPLEMENT_STANDARD_RTTIEXT(OpenGl_View,Graphic3d_CView)
+
+// =======================================================================
+// function : Constructor
+// purpose :
+// =======================================================================
+OpenGl_View::OpenGl_View (const Handle(Graphic3d_StructureManager)& theMgr,
+ const Handle(OpenGl_GraphicDriver)& theDriver,
+ const Handle(OpenGl_Caps)& theCaps,
+ OpenGl_StateCounter* theCounter)
+: Graphic3d_CView (theMgr),
+ myDriver (theDriver.operator->()),
+ myCaps (theCaps),
+ myWasRedrawnGL (Standard_False),
+ myBackfacing (Graphic3d_TOBM_AUTOMATIC),
+ myToShowGradTrihedron (false),
+ myZLayers (Structure_MAX_PRIORITY - Structure_MIN_PRIORITY + 1),
+ myStateCounter (theCounter),
+ myCurrLightSourceState (theCounter->Increment()),
+ myLightsRevision (0),
+ myLastLightSourceState (0, 0),
+ mySRgbState (-1),
+ myFboColorFormat (GL_SRGB8_ALPHA8), // note that GL_SRGB8 is not required to be renderable, unlike GL_RGB8, GL_RGBA8, GL_SRGB8_ALPHA8
+ myFboDepthFormat (GL_DEPTH24_STENCIL8),
+ myToFlipOutput (Standard_False),
+ myFrameCounter (0),
+ myHasFboBlit (Standard_True),
+ myToDisableOIT (Standard_False),
+ myToDisableOITMSAA (Standard_False),
+ myToDisableMSAA (Standard_False),
+ myTransientDrawToFront (Standard_True),
+ myBackBufferRestored (Standard_False),
+ myIsImmediateDrawn (Standard_False),
+ myTextureParams (new OpenGl_Aspects()),
+ myCubeMapParams (new OpenGl_Aspects()),
+ myBackgroundType (Graphic3d_TOB_NONE),
+ // ray-tracing fields initialization
+ myRaytraceInitStatus (OpenGl_RT_NONE),
+ myIsRaytraceDataValid (Standard_False),
+ myIsRaytraceWarnTextures (Standard_False),
+ myRaytraceBVHBuilder (new BVH_BinnedBuilder<Standard_ShortReal, 3, BVH_Constants_NbBinsBest> (BVH_Constants_LeafNodeSizeAverage,
+ BVH_Constants_MaxTreeDepth,
+ Standard_False,
+ OSD_Parallel::NbLogicalProcessors() + 1)),
+ myRaytraceSceneRadius (0.0f),
+ myRaytraceSceneEpsilon (1.0e-6f),
+ myToUpdateEnvironmentMap (Standard_False),
+ myRaytraceLayerListState (0),
+ myPrevCameraApertureRadius(0.f),
+ myPrevCameraFocalPlaneDist(0.f)
{
- // Initialize matrices
- memcpy(myOrientationMatrix,myDefaultMatrix,sizeof(Tmatrix3));
- memcpy(myMappingMatrix,myDefaultMatrix,sizeof(Tmatrix3));
-
- // Shading method
- switch (AContext.Model)
+ for (int i = 0; i < Graphic3d_TypeOfBackground_NB; ++i)
{
- case 1 : /* VISUAL3D_TOM_INTERP_COLOR */
- case 3 : /* VISUAL3D_TOM_VERTEX */
- myIntShadingMethod = TEL_SM_GOURAUD;
- break;
- default :
- myIntShadingMethod = TEL_SM_FLAT;
- break;
+ myBackgrounds[i] = new OpenGl_BackgroundArray(Graphic3d_TypeOfBackground(i));
}
-}
-/*----------------------------------------------------------------------*/
+ myWorkspace = new OpenGl_Workspace (this, NULL);
+
+ Handle(Graphic3d_CLight) aLight = new Graphic3d_CLight (Graphic3d_TOLS_AMBIENT);
+ aLight->SetHeadlight (false);
+ aLight->SetColor (Quantity_NOC_WHITE);
+ myLights = new Graphic3d_LightSet();
+ myNoShadingLight = new Graphic3d_LightSet();
+ myNoShadingLight->Add (aLight);
+
+ myMainSceneFbos[0] = new OpenGl_FrameBuffer();
+ myMainSceneFbos[1] = new OpenGl_FrameBuffer();
+ myMainSceneFbosOit[0] = new OpenGl_FrameBuffer();
+ myMainSceneFbosOit[1] = new OpenGl_FrameBuffer();
+ myImmediateSceneFbos[0] = new OpenGl_FrameBuffer();
+ myImmediateSceneFbos[1] = new OpenGl_FrameBuffer();
+ myImmediateSceneFbosOit[0] = new OpenGl_FrameBuffer();
+ myImmediateSceneFbosOit[1] = new OpenGl_FrameBuffer();
+ myOpenGlFBO = new OpenGl_FrameBuffer();
+ myOpenGlFBO2 = new OpenGl_FrameBuffer();
+ myRaytraceFBO1[0] = new OpenGl_FrameBuffer();
+ myRaytraceFBO1[1] = new OpenGl_FrameBuffer();
+ myRaytraceFBO2[0] = new OpenGl_FrameBuffer();
+ myRaytraceFBO2[1] = new OpenGl_FrameBuffer();
+}
-OpenGl_View::~OpenGl_View ()
+// =======================================================================
+// function : Destructor
+// purpose :
+// =======================================================================
+OpenGl_View::~OpenGl_View()
{
- if (myAnimationListIndex)
- glDeleteLists((GLuint)myAnimationListIndex,1);
+ ReleaseGlResources (NULL); // ensure ReleaseGlResources() was called within valid context
+ for (int i = 0; i < Graphic3d_TypeOfBackground_NB; ++i)
+ {
+ OpenGl_Element::Destroy(NULL, myBackgrounds[i]);
+ }
- if ( myBgTexture.TexId != 0 )
- glDeleteTextures( 1, (GLuint*)&(myBgTexture.TexId) );
+ OpenGl_Element::Destroy (NULL, myTextureParams);
+ OpenGl_Element::Destroy (NULL, myCubeMapParams);
}
-/*----------------------------------------------------------------------*/
-
-void OpenGl_View::SetBackfacing (const Standard_Integer AMode)
-{
- myBackfacing = AMode;
- myResetFLIST = Standard_True;
-}
-
-/*----------------------------------------------------------------------*/
-
-//call_togl_setlight
-void OpenGl_View::SetLights (const CALL_DEF_VIEWCONTEXT &AContext)
-{
- myLights.Clear();
-
- const int nb_lights = AContext.NbActiveLight;
-
- int i = 0;
- const CALL_DEF_LIGHT *alight = &(AContext.ActiveLight[0]);
- for ( ; i < nb_lights; i++, alight++ )
- {
- OpenGl_Light rep;
+// =======================================================================
+// function : releaseSrgbResources
+// purpose :
+// =======================================================================
+void OpenGl_View::releaseSrgbResources (const Handle(OpenGl_Context)& theCtx)
+{
+ myRenderParams.RebuildRayTracingShaders = true;
- switch( alight->LightType )
+ if (!myTextureEnv.IsNull())
+ {
+ if (!theCtx.IsNull())
{
- case 0 : /* TOLS_AMBIENT */
- rep.type = TLightAmbient;
- rep.col.rgb[0] = alight->Color.r;
- rep.col.rgb[1] = alight->Color.g;
- rep.col.rgb[2] = alight->Color.b;
- break;
-
- case 1 : /* TOLS_DIRECTIONAL */
- rep.type = TLightDirectional;
- rep.col.rgb[0] = alight->Color.r;
- rep.col.rgb[1] = alight->Color.g;
- rep.col.rgb[2] = alight->Color.b;
- rep.dir[0] = alight->Direction.x;
- rep.dir[1] = alight->Direction.y;
- rep.dir[2] = alight->Direction.z;
- break;
-
- case 2 : /* TOLS_POSITIONAL */
- rep.type = TLightPositional;
- rep.col.rgb[0] = alight->Color.r;
- rep.col.rgb[1] = alight->Color.g;
- rep.col.rgb[2] = alight->Color.b;
- rep.pos[0] = alight->Position.x;
- rep.pos[1] = alight->Position.y;
- rep.pos[2] = alight->Position.z;
- rep.atten[0] = alight->Attenuation[0];
- rep.atten[1] = alight->Attenuation[1];
- break;
-
- case 3 : /* TOLS_SPOT */
- rep.type = TLightSpot;
- rep.col.rgb[0] = alight->Color.r;
- rep.col.rgb[1] = alight->Color.g;
- rep.col.rgb[2] = alight->Color.b;
- rep.pos[0] = alight->Position.x;
- rep.pos[1] = alight->Position.y;
- rep.pos[2] = alight->Position.z;
- rep.dir[0] = alight->Direction.x;
- rep.dir[1] = alight->Direction.y;
- rep.dir[2] = alight->Direction.z;
- rep.shine = alight->Concentration;
- rep.atten[0] = alight->Attenuation[0];
- rep.atten[1] = alight->Attenuation[1];
- rep.angle = alight->Angle;
- break;
+ for (OpenGl_TextureSet::Iterator aTextureIter (myTextureEnv); aTextureIter.More(); aTextureIter.Next())
+ {
+ theCtx->DelayedRelease (aTextureIter.ChangeValue());
+ aTextureIter.ChangeValue().Nullify();
+ }
}
+ myTextureEnv.Nullify();
+ }
- rep.HeadLight = alight->Headlight;
-
- myLights.Append(rep);
+ if (myTextureParams != NULL)
+ {
+ myTextureParams->Release (theCtx.get());
}
-}
-/*----------------------------------------------------------------------*/
+ if (myCubeMapParams != NULL)
+ {
+ myCubeMapParams->Release (theCtx.get());
+ }
-//call_togl_setplane
-void OpenGl_View::SetClippingPlanes (const CALL_DEF_VIEWCONTEXT &AContext)
-{
- // clear clipping planes information
- myClippingPlanes.Clear();
- // update information
- int i = 0;
- for (; i < AContext.NbActivePlane; i++)
+ for (int i = 0; i < Graphic3d_TypeOfBackground_NB; ++i)
{
- const CALL_DEF_PLANE &aCPlane = AContext.ActivePlane[i];
- if ( aCPlane.Active && aCPlane.PlaneId > 0 )
+ if (myBackgrounds[i] != NULL)
{
- OPENGL_CLIP_REP aPlane;
- aPlane.equation[0] = aCPlane.CoefA;
- aPlane.equation[1] = aCPlane.CoefB;
- aPlane.equation[2] = aCPlane.CoefC;
- aPlane.equation[3] = aCPlane.CoefD;
- myClippingPlanes.Append( aPlane );
+ myBackgrounds[i]->Release (theCtx.get());
}
}
+
+ myMainSceneFbos[0] ->Release (theCtx.get());
+ myMainSceneFbos[1] ->Release (theCtx.get());
+ myMainSceneFbosOit[0] ->Release (theCtx.get());
+ myMainSceneFbosOit[1] ->Release (theCtx.get());
+ myImmediateSceneFbos[0] ->Release (theCtx.get());
+ myImmediateSceneFbos[1] ->Release (theCtx.get());
+ myImmediateSceneFbosOit[0]->Release (theCtx.get());
+ myImmediateSceneFbosOit[1]->Release (theCtx.get());
+ myOpenGlFBO ->Release (theCtx.get());
+ myOpenGlFBO2 ->Release (theCtx.get());
+ myFullScreenQuad .Release (theCtx.get());
+ myFullScreenQuadFlip .Release (theCtx.get());
+
+ // Technically we should also re-initialize all sRGB/RGB8 color textures.
+ // But for now consider this sRGB disabling/enabling to be done at application start-up
+ // and re-create dynamically only frame buffers.
}
-/*----------------------------------------------------------------------*/
+// =======================================================================
+// function : ReleaseGlResources
+// purpose :
+// =======================================================================
+void OpenGl_View::ReleaseGlResources (const Handle(OpenGl_Context)& theCtx)
+{
+ myGraduatedTrihedron.Release (theCtx.get());
+ myFrameStatsPrs.Release (theCtx.get());
-//call_togl_setvisualisation
-void OpenGl_View::SetVisualisation (const CALL_DEF_VIEWCONTEXT &AContext)
+ releaseSrgbResources (theCtx);
+
+ releaseRaytraceResources (theCtx);
+}
+
+// =======================================================================
+// function : Remove
+// purpose :
+// =======================================================================
+void OpenGl_View::Remove()
{
- myVisualization = AContext.Visualization;
- // Shading method
- switch (AContext.Model)
+ if (IsRemoved())
{
- case 1 : /* VISUAL3D_TOM_INTERP_COLOR */
- case 3 : /* VISUAL3D_TOM_VERTEX */
- myIntShadingMethod = TEL_SM_GOURAUD;
- break;
- default :
- myIntShadingMethod = TEL_SM_FLAT;
- break;
+ return;
}
-}
-/*----------------------------------------------------------------------*/
+ myDriver->RemoveView (this);
+ myWindow.Nullify();
+
+ Graphic3d_CView::Remove();
+}
-//call_togl_cliplimit
-void OpenGl_View::SetClipLimit (const CALL_DEF_VIEW &ACView)
+// =======================================================================
+// function : SetLocalOrigin
+// purpose :
+// =======================================================================
+void OpenGl_View::SetLocalOrigin (const gp_XYZ& theOrigin)
{
- myZClip.Back.Limit =
- ( ACView.Context.ZClipBackPlane - ACView.Mapping.BackPlaneDistance ) /
- ( ACView.Mapping.FrontPlaneDistance - ACView.Mapping.BackPlaneDistance );
- myZClip.Front.Limit =
- ( ACView.Context.ZClipFrontPlane - ACView.Mapping.BackPlaneDistance ) /
- ( ACView.Mapping.FrontPlaneDistance - ACView.Mapping.BackPlaneDistance );
- if ( myZClip.Back.Limit < 0.F )
- myZClip.Back.Limit = 0.F;
- if ( myZClip.Front.Limit > 1.F )
- myZClip.Front.Limit = 1.F;
- if ( myZClip.Back.Limit > myZClip.Front.Limit )
+ myLocalOrigin = theOrigin;
+ const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext();
+ if (!aCtx.IsNull())
{
- myZClip.Back.Limit = 0.F;
- myZClip.Front.Limit = 1.F;
+ aCtx->ShaderManager()->SetLocalOrigin (theOrigin);
}
-
- myZClip.Back.IsOn = (ACView.Context.BackZClipping != 0);
- myZClip.Front.IsOn = (ACView.Context.FrontZClipping != 0);
}
-/*----------------------------------------------------------------------*/
-
-//call_togl_viewmapping
-void OpenGl_View::SetMapping (const CALL_DEF_VIEW &ACView)
+// =======================================================================
+// function : SetTextureEnv
+// purpose :
+// =======================================================================
+void OpenGl_View::SetTextureEnv (const Handle(Graphic3d_TextureEnv)& theTextureEnv)
{
- const float ratio = ACView.DefWindow.dy / ACView.DefWindow.dx;
- const float r_ratio = ACView.DefWindow.dx / ACView.DefWindow.dy;
-
- TEL_VIEW_MAPPING Map;
+ Handle(OpenGl_Context) aCtx = myWorkspace->GetGlContext();
+ if (!aCtx.IsNull() && !myTextureEnv.IsNull())
+ {
+ for (OpenGl_TextureSet::Iterator aTextureIter (myTextureEnv); aTextureIter.More(); aTextureIter.Next())
+ {
+ aCtx->DelayedRelease (aTextureIter.ChangeValue());
+ aTextureIter.ChangeValue().Nullify();
+ }
+ }
- Map.window.xmin = ACView.Mapping.WindowLimit.um;
- Map.window.ymin = ACView.Mapping.WindowLimit.vm;
- Map.window.xmax = ACView.Mapping.WindowLimit.uM;
- Map.window.ymax = ACView.Mapping.WindowLimit.vM;
+ myToUpdateEnvironmentMap = Standard_True;
+ myTextureEnvData = theTextureEnv;
+ myTextureEnv.Nullify();
+ initTextureEnv (aCtx);
+}
- Map.viewport.xmin = 0.F;
- Map.viewport.xmax = ( 1.F < r_ratio ? 1.F : r_ratio );
- Map.viewport.ymin = 0.F;
- Map.viewport.ymax = ( 1.F < ratio ? 1.F : ratio );
- Map.viewport.zmin = 0.F;
- Map.viewport.zmax = 1.F;
+// =======================================================================
+// function : initTextureEnv
+// purpose :
+// =======================================================================
+void OpenGl_View::initTextureEnv (const Handle(OpenGl_Context)& theContext)
+{
+ if (myTextureEnvData.IsNull()
+ || theContext.IsNull()
+ || !theContext->MakeCurrent())
+ {
+ return;
+ }
- /* projection type */
- switch( ACView.Mapping.Projection )
+ myTextureEnv = new OpenGl_TextureSet (1);
+ Handle(OpenGl_Texture)& aTextureEnv = myTextureEnv->ChangeFirst();
+ aTextureEnv = new OpenGl_Texture (myTextureEnvData->GetId(), myTextureEnvData->GetParams());
+ Handle(Image_PixMap) anImage = myTextureEnvData->GetImage();
+ if (!anImage.IsNull())
{
- case 0 :
- Map.proj = TelPerspective;
- break;
- case 1 :
- Map.proj = TelParallel;
- break;
+ aTextureEnv->Init (theContext, *anImage, myTextureEnvData->Type(), true);
}
+}
- /* projection reference point */
- Map.prp[0] = ACView.Mapping.ProjectionReferencePoint.x;
- Map.prp[1] = ACView.Mapping.ProjectionReferencePoint.y;
- Map.prp[2] = ACView.Mapping.ProjectionReferencePoint.z;
- if (!openglDisplay.IsNull() && !openglDisplay->Walkthrough())
- Map.prp[2] += ACView.Mapping.FrontPlaneDistance;
+// =======================================================================
+// function : SetImmediateModeDrawToFront
+// purpose :
+// =======================================================================
+Standard_Boolean OpenGl_View::SetImmediateModeDrawToFront (const Standard_Boolean theDrawToFrontBuffer)
+{
+ const Standard_Boolean aPrevMode = myTransientDrawToFront;
+ myTransientDrawToFront = theDrawToFrontBuffer;
+ return aPrevMode;
+}
- /* view plane distance */
- Map.vpd = ACView.Mapping.ViewPlaneDistance;
+// =======================================================================
+// function : SetWindow
+// purpose :
+// =======================================================================
+void OpenGl_View::SetWindow (const Handle(Aspect_Window)& theWindow,
+ const Aspect_RenderingContext theContext)
+{
+ myWindow = myDriver->CreateRenderWindow (theWindow, theContext);
+ Standard_ASSERT_RAISE (!myWindow.IsNull(),
+ "OpenGl_View::SetWindow, "
+ "Failed to create OpenGl window.");
+
+ myWorkspace = new OpenGl_Workspace (this, myWindow);
+ myWorldViewProjState.Reset();
+ myToUpdateEnvironmentMap = Standard_True;
+ myHasFboBlit = Standard_True;
+ Invalidate();
+
+ // Environment texture resource does not support lazy initialization.
+ initTextureEnv (myWorkspace->GetGlContext());
+}
- /* back plane distance */
- Map.bpd = ACView.Mapping.BackPlaneDistance;
+// =======================================================================
+// function : Resized
+// purpose :
+// =======================================================================
+void OpenGl_View::Resized()
+{
+ if (myWindow.IsNull())
+ return;
- /* front plane distance */
- Map.fpd = ACView.Mapping.FrontPlaneDistance;
+ myWindow->Resize();
+}
- Tint err_ind = 0;
+// =======================================================================
+// function : SetMinMaxValuesCallback
+// purpose :
+// =======================================================================
+static void SetMinMaxValuesCallback (Graphic3d_CView* theView)
+{
+ OpenGl_View* aView = dynamic_cast<OpenGl_View*>(theView);
+ if (aView == NULL)
+ return;
- /* use user-defined matrix */
- if ( ACView.Mapping.IsCustomMatrix )
+ Bnd_Box aBox = theView->MinMaxValues();
+ if (!aBox.IsVoid())
{
- int i, j;
- for( i = 0; i < 4; i++ )
- for( j = 0; j < 4; j++ )
- myMappingMatrix[i][j] = ACView.Mapping.ProjectionMatrix[i][j];
- }
- else
- TelEvalViewMappingMatrix( &Map, &err_ind, myMappingMatrix );
+ gp_Pnt aMin = aBox.CornerMin();
+ gp_Pnt aMax = aBox.CornerMax();
- if ( !err_ind )
- myExtra.map = Map;
+ Graphic3d_Vec3 aMinVec ((Standard_ShortReal )aMin.X(), (Standard_ShortReal )aMin.Y(), (Standard_ShortReal )aMin.Z());
+ Graphic3d_Vec3 aMaxVec ((Standard_ShortReal )aMax.X(), (Standard_ShortReal )aMax.Y(), (Standard_ShortReal )aMax.Z());
+ aView->GraduatedTrihedronMinMaxValues (aMinVec, aMaxVec);
+ }
}
-/*----------------------------------------------------------------------*/
-
-//call_togl_vieworientation
-void OpenGl_View::SetOrientation (const CALL_DEF_VIEW &ACView)
+// =======================================================================
+// function : GraduatedTrihedronDisplay
+// purpose :
+// =======================================================================
+void OpenGl_View::GraduatedTrihedronDisplay (const Graphic3d_GraduatedTrihedron& theTrihedronData)
{
- Tfloat Vrp[3];
- Tfloat Vpn[3];
- Tfloat Vup[3];
- Tfloat ScaleFactors[3];
+ myGTrihedronData = theTrihedronData;
+ myGTrihedronData.PtrView = this;
+ myGTrihedronData.CubicAxesCallback = SetMinMaxValuesCallback;
+ myGraduatedTrihedron.SetValues (myGTrihedronData);
+ myToShowGradTrihedron = true;
+}
- Vrp[0] = ACView.Orientation.ViewReferencePoint.x;
- Vrp[1] = ACView.Orientation.ViewReferencePoint.y;
- Vrp[2] = ACView.Orientation.ViewReferencePoint.z;
+// =======================================================================
+// function : GraduatedTrihedronErase
+// purpose :
+// =======================================================================
+void OpenGl_View::GraduatedTrihedronErase()
+{
+ myGTrihedronData.PtrView = NULL;
+ myGraduatedTrihedron.Release (myWorkspace->GetGlContext().operator->());
+ myToShowGradTrihedron = false;
+}
- Vpn[0] = ACView.Orientation.ViewReferencePlane.x;
- Vpn[1] = ACView.Orientation.ViewReferencePlane.y;
- Vpn[2] = ACView.Orientation.ViewReferencePlane.z;
+// =======================================================================
+// function : GraduatedTrihedronMinMaxValues
+// purpose :
+// =======================================================================
+void OpenGl_View::GraduatedTrihedronMinMaxValues (const Graphic3d_Vec3 theMin, const Graphic3d_Vec3 theMax)
+{
+ myGraduatedTrihedron.SetMinMax (theMin, theMax);
+}
- Vup[0] = ACView.Orientation.ViewReferenceUp.x;
- Vup[1] = ACView.Orientation.ViewReferenceUp.y;
- Vup[2] = ACView.Orientation.ViewReferenceUp.z;
+// =======================================================================
+// function : BufferDump
+// purpose :
+// =======================================================================
+Standard_Boolean OpenGl_View::BufferDump (Image_PixMap& theImage, const Graphic3d_BufferType& theBufferType)
+{
+ if (theBufferType != Graphic3d_BT_RGB_RayTraceHdrLeft)
+ {
+ return myWorkspace->BufferDump(myFBO, theImage, theBufferType);
+ }
- ScaleFactors[0] = ACView.Orientation.ViewScaleX;
- ScaleFactors[1] = ACView.Orientation.ViewScaleY;
- ScaleFactors[2] = ACView.Orientation.ViewScaleZ;
+ if (!myRaytraceParameters.AdaptiveScreenSampling)
+ {
+ return myWorkspace->BufferDump(myAccumFrames % 2 ? myRaytraceFBO2[0] : myRaytraceFBO1[0], theImage, theBufferType);
+ }
- Tint err_ind = 0;
+#if defined(GL_ES_VERSION_2_0)
+ return false;
+#else
+ if (theImage.Format() != Image_Format_RGBF)
+ {
+ return false;
+ }
- // use user-defined matrix
- if ( ACView.Orientation.IsCustomMatrix )
+ const GLuint aW = myRaytraceOutputTexture[0]->SizeX();
+ const GLuint aH = myRaytraceOutputTexture[0]->SizeY();
+ if (aW / 3 != theImage.SizeX() || aH / 2 != theImage.SizeY())
{
- int i, j;
- for( i = 0; i < 4; i++ )
- for( j = 0; j < 4; j++ )
- myOrientationMatrix[i][j] = ACView.Orientation.ModelViewMatrix[i][j];
+ return false;
}
- else
- TelEvalViewOrientationMatrix( Vrp, Vpn, Vup, ScaleFactors, &err_ind, myOrientationMatrix );
- if ( !err_ind )
+ std::vector<GLfloat> aValues;
+ try
{
- myExtra.vrp[0] = Vrp[0];
- myExtra.vrp[1] = Vrp[1];
- myExtra.vrp[2] = Vrp[2];
+ aValues.resize (aW * aH);
+ }
+ catch (const std::bad_alloc&)
+ {
+ return false;
+ }
- myExtra.vpn[0] = Vpn[0];
- myExtra.vpn[1] = Vpn[1];
- myExtra.vpn[2] = Vpn[2];
+ glBindTexture (GL_TEXTURE_RECTANGLE, myRaytraceOutputTexture[0]->TextureId());
+ glGetTexImage (GL_TEXTURE_RECTANGLE, 0, OpenGl_TextureFormat::Create<GLfloat, 1>().Format(), GL_FLOAT, &aValues[0]);
+ glBindTexture (GL_TEXTURE_RECTANGLE, 0);
+ for (unsigned int aRow = 0; aRow < aH; aRow += 2)
+ {
+ for (unsigned int aCol = 0; aCol < aW; aCol += 3)
+ {
+ float* anImageValue = theImage.ChangeValue<float[3]> ((aH - aRow) / 2 - 1, aCol / 3);
+ float aInvNbSamples = 1.f / aValues[aRow * aW + aCol + aW];
+ anImageValue[0] = aValues[aRow * aW + aCol] * aInvNbSamples;
+ anImageValue[1] = aValues[aRow * aW + aCol + 1] * aInvNbSamples;
+ anImageValue[2] = aValues[aRow * aW + aCol + 1 + aW] * aInvNbSamples;
+ }
+ }
- myExtra.vup[0] = Vup[0];
- myExtra.vup[1] = Vup[1];
- myExtra.vup[2] = Vup[2];
+ return true;
+#endif
+}
- myExtra.scaleFactors[0] = ScaleFactors[0],
- myExtra.scaleFactors[1] = ScaleFactors[1],
- myExtra.scaleFactors[2] = ScaleFactors[2];
- }
+// =======================================================================
+// function : GradientBackground
+// purpose :
+// =======================================================================
+Aspect_GradientBackground OpenGl_View::GradientBackground() const
+{
+ Quantity_Color aColor1, aColor2;
+ aColor1.SetValues (myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (0).r(),
+ myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (0).g(),
+ myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (0).b(), Quantity_TOC_RGB);
+ aColor2.SetValues (myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (1).r(),
+ myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (1).g(),
+ myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (1).b(), Quantity_TOC_RGB);
+ return Aspect_GradientBackground (aColor1, aColor2, myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientFillMethod());
}
-/*----------------------------------------------------------------------*/
+// =======================================================================
+// function : SetGradientBackground
+// purpose :
+// =======================================================================
+void OpenGl_View::SetGradientBackground (const Aspect_GradientBackground& theBackground)
+{
+ Quantity_Color aColor1, aColor2;
+ theBackground.Colors (aColor1, aColor2);
+ myBackgrounds[Graphic3d_TOB_GRADIENT]->SetGradientParameters (aColor1, aColor2, theBackground.BgGradientFillMethod());
+
+ myBackgroundType = Graphic3d_TOB_GRADIENT;
+}
-void OpenGl_View::SetFog (const CALL_DEF_VIEW &ACView, const Standard_Boolean AFlag)
+// =======================================================================
+// function : SetBackgroundImage
+// purpose :
+// =======================================================================
+void OpenGl_View::SetBackgroundImage (const TCollection_AsciiString& theFilePath)
{
- if( !AFlag )
+ // Prepare aspect for texture storage
+ myBackgroundImagePath = theFilePath;
+ Handle(Graphic3d_AspectFillArea3d) anAspect = new Graphic3d_AspectFillArea3d();
+ Handle(Graphic3d_Texture2Dmanual) aTextureMap = new Graphic3d_Texture2Dmanual (TCollection_AsciiString (theFilePath));
+ aTextureMap->EnableRepeat();
+ aTextureMap->DisableModulate();
+ aTextureMap->GetParams()->SetGenMode (Graphic3d_TOTM_MANUAL,
+ Graphic3d_Vec4 (0.0f, 0.0f, 0.0f, 0.0f),
+ Graphic3d_Vec4 (0.0f, 0.0f, 0.0f, 0.0f));
+ anAspect->SetTextureMap (aTextureMap);
+ anAspect->SetInteriorStyle (Aspect_IS_SOLID);
+ anAspect->SetSuppressBackFaces (false);
+ // Enable texture mapping
+ if (aTextureMap->IsDone())
{
- myFog.IsOn = Standard_False;
+ anAspect->SetTextureMapOn();
}
else
{
- myFog.IsOn = Standard_True;
+ anAspect->SetTextureMapOff();
+ return;
+ }
+
+ // Set texture parameters
+ myTextureParams->SetAspect (anAspect);
- myFog.Front =
- (ACView.Context.DepthFrontPlane - ACView.Mapping.BackPlaneDistance) /
- (ACView.Mapping.FrontPlaneDistance - ACView.Mapping.BackPlaneDistance);
+ myBackgroundType = Graphic3d_TOB_TEXTURE;
+}
+
+// =======================================================================
+// function : BackgroundImageStyle
+// purpose :
+// =======================================================================
+Aspect_FillMethod OpenGl_View::BackgroundImageStyle() const
+{
+ return myBackgrounds[Graphic3d_TOB_TEXTURE]->TextureFillMethod();
+}
- myFog.Back =
- (ACView.Context.DepthBackPlane - ACView.Mapping.BackPlaneDistance) /
- (ACView.Mapping.FrontPlaneDistance - ACView.Mapping.BackPlaneDistance);
+// =======================================================================
+// function : SetBackgroundImageStyle
+// purpose :
+// =======================================================================
+void OpenGl_View::SetBackgroundImageStyle (const Aspect_FillMethod theFillStyle)
+{
+ myBackgrounds[Graphic3d_TOB_TEXTURE]->SetTextureFillMethod (theFillStyle);
+}
- if (myFog.Front < 0.F)
- myFog.Front = 0.F;
- else if (myFog.Front > 1.F)
- myFog.Front = 1.F;
+// =======================================================================
+// function : BackgroundCubeMap
+// purpose :
+// =======================================================================
+Handle(Graphic3d_CubeMap) OpenGl_View::BackgroundCubeMap() const
+{
+ return myBackgroundCubeMap;
+}
+
+// =======================================================================
+// function : SetBackgroundCubeMap
+// purpose :
+// =======================================================================
+void OpenGl_View::SetBackgroundCubeMap (const Handle(Graphic3d_CubeMap)& theCubeMap)
+{
+ myBackgroundCubeMap = theCubeMap;
+ Handle(Graphic3d_AspectFillArea3d) anAspect = new Graphic3d_AspectFillArea3d;
+ Handle(Graphic3d_TextureSet) aTextureSet = new Graphic3d_TextureSet (myBackgroundCubeMap);
- if (myFog.Back < 0.F)
- myFog.Back = 0.F;
- else if (myFog.Back > 1.F)
- myFog.Back = 1.F;
+ anAspect->SetInteriorStyle(Aspect_IS_SOLID);
+ anAspect->SetSuppressBackFaces(false);
+ anAspect->SetTextureSet(aTextureSet);
- if (myFog.Back > myFog.Front)
- {
- myFog.Front = 1.F;
- myFog.Back = 0.F;
- }
+ const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext();
+ if (!aCtx.IsNull())
+ {
+ anAspect->SetShaderProgram (aCtx->ShaderManager()->GetBgCubeMapProgram());
+ }
- myFog.Color.rgb[0] = ACView.DefWindow.Background.r;
- myFog.Color.rgb[1] = ACView.DefWindow.Background.g;
- myFog.Color.rgb[2] = ACView.DefWindow.Background.b;
- myFog.Color.rgb[3] = 1.F;
+ if (theCubeMap->IsDone())
+ {
+ anAspect->SetTextureMapOn();
+ }
+ else
+ {
+ anAspect->SetTextureMapOff();
}
-}
-/*----------------------------------------------------------------------*/
+ myCubeMapParams->SetAspect(anAspect);
+ const OpenGl_Aspects* anAspectsBackup = myWorkspace->SetAspects (myCubeMapParams);
+ myWorkspace->ApplyAspects();
+ myWorkspace->SetAspects (anAspectsBackup);
+ myWorkspace->ApplyAspects();
-void OpenGl_View::TriedronDisplay (const Aspect_TypeOfTriedronPosition APosition, const Quantity_NameOfColor AColor,
- const Standard_Real AScale, const Standard_Boolean AsWireframe)
-{
- myTrihedron = new OpenGl_Trihedron (APosition, AColor, AScale, AsWireframe);
+ myBackgroundType = Graphic3d_TOB_CUBEMAP;
}
-/*----------------------------------------------------------------------*/
-
-void OpenGl_View::TriedronErase ()
+//=======================================================================
+//function : InsertLayerBefore
+//purpose :
+//=======================================================================
+void OpenGl_View::InsertLayerBefore (const Graphic3d_ZLayerId theLayerId,
+ const Graphic3d_ZLayerSettings& theSettings,
+ const Graphic3d_ZLayerId theLayerAfter)
{
- myTrihedron.Nullify();
+ myZLayers.InsertLayerBefore (theLayerId, theSettings, theLayerAfter);
}
-/*----------------------------------------------------------------------*/
-
-void OpenGl_View::GraduatedTrihedronDisplay (const Graphic3d_CGraduatedTrihedron &data)
+//=======================================================================
+//function : InsertLayerAfter
+//purpose :
+//=======================================================================
+void OpenGl_View::InsertLayerAfter (const Graphic3d_ZLayerId theLayerId,
+ const Graphic3d_ZLayerSettings& theSettings,
+ const Graphic3d_ZLayerId theLayerBefore)
{
- myGraduatedTrihedron = new OpenGl_GraduatedTrihedron(data);
+ myZLayers.InsertLayerAfter (theLayerId, theSettings, theLayerBefore);
}
-/*----------------------------------------------------------------------*/
-
-void OpenGl_View::GraduatedTrihedronErase ()
+//=======================================================================
+//function : RemoveZLayer
+//purpose :
+//=======================================================================
+void OpenGl_View::RemoveZLayer (const Graphic3d_ZLayerId theLayerId)
{
- myGraduatedTrihedron.Nullify();
+ myZLayers.RemoveLayer (theLayerId);
}
-/*----------------------------------------------------------------------*/
+//=======================================================================
+//function : SetZLayerSettings
+//purpose :
+//=======================================================================
+void OpenGl_View::SetZLayerSettings (const Graphic3d_ZLayerId theLayerId,
+ const Graphic3d_ZLayerSettings& theSettings)
+{
+ myZLayers.SetLayerSettings (theLayerId, theSettings);
+}
-//transform_persistence_end
-void OpenGl_View::EndTransformPersistence ()
+//=======================================================================
+//function : ZLayerMax
+//purpose :
+//=======================================================================
+Standard_Integer OpenGl_View::ZLayerMax() const
{
- if ( myIsTransPers )
+ Standard_Integer aLayerMax = Graphic3d_ZLayerId_Default;
+ for (NCollection_List<Handle(Graphic3d_Layer)>::Iterator aLayerIter (myZLayers.Layers()); aLayerIter.More(); aLayerIter.Next())
{
- /* restore matrix */
- glMatrixMode (GL_PROJECTION);
- glPopMatrix ();
- glMatrixMode (GL_MODELVIEW);
- glPopMatrix ();
- myIsTransPers = Standard_False;
+ aLayerMax = Max (aLayerMax, aLayerIter.Value()->LayerId());
}
-}
-
-/*----------------------------------------------------------------------*/
+ return aLayerMax;
+}
-//transform_persistence_begin
-const TEL_TRANSFORM_PERSISTENCE * OpenGl_View::BeginTransformPersistence (const TEL_TRANSFORM_PERSISTENCE *ATransPers)
+//=======================================================================
+//function : Layers
+//purpose :
+//=======================================================================
+const NCollection_List<Handle(Graphic3d_Layer)>& OpenGl_View::Layers() const
{
- const TEL_TRANSFORM_PERSISTENCE *TransPers_old = myTransPers;
+ return myZLayers.Layers();
+}
- if ( ATransPers->mode == 0 )
+//=======================================================================
+//function : Layer
+//purpose :
+//=======================================================================
+Handle(Graphic3d_Layer) OpenGl_View::Layer (const Graphic3d_ZLayerId theLayerId) const
+{
+ Handle(Graphic3d_Layer) aLayer;
+ if (theLayerId != Graphic3d_ZLayerId_UNKNOWN)
{
- EndTransformPersistence();
- return TransPers_old;
+ myZLayers.LayerIDs().Find (theLayerId, aLayer);
}
+ return aLayer;
+}
- myTransPers = ATransPers;
-
- GLint viewport[4];
- glGetIntegerv (GL_VIEWPORT, viewport);
- GLdouble modelMatrix[4][4];
- glGetDoublev( GL_MODELVIEW_MATRIX, (GLdouble *) modelMatrix );
- GLdouble projMatrix[4][4];
- glGetDoublev( GL_PROJECTION_MATRIX, (GLdouble *) projMatrix );
-
- double W = viewport[2];
- double H = viewport[3];
-
- if ( myIsTransPers )
+//=======================================================================
+//function : MinMaxValues
+//purpose :
+//=======================================================================
+Bnd_Box OpenGl_View::MinMaxValues (const Standard_Boolean theToIncludeAuxiliary) const
+{
+ if (!IsDefined())
{
- /* restore matrix */
- glMatrixMode (GL_PROJECTION);
- glPopMatrix ();
- glMatrixMode (GL_MODELVIEW);
- glPopMatrix ();
+ return Bnd_Box();
}
- else
- myIsTransPers = Standard_True;
- glMatrixMode( GL_MODELVIEW );
- glPushMatrix();
- glLoadIdentity();
+ Bnd_Box aBox = base_type::MinMaxValues (theToIncludeAuxiliary);
- glMatrixMode( GL_PROJECTION );
- glPushMatrix();
- glLoadIdentity();
-
- /*pre loading matrix*/
- if( ATransPers->mode & TPF_PAN )
- /* Annulate translate matrix */
+ // add bounding box of gradient/texture background for proper Z-fit
+ if (theToIncludeAuxiliary
+ && (myBackgrounds[Graphic3d_TOB_TEXTURE]->IsDefined()
+ || myBackgrounds[Graphic3d_TOB_GRADIENT]->IsDefined()))
{
- modelMatrix[3][0] = 0.;
- modelMatrix[3][1] = 0.;
- modelMatrix[3][2] = 0.;
- projMatrix[3][0] = 0.;
- projMatrix[3][1] = 0.;
- projMatrix[3][2] = 0.;
+ const Handle(Graphic3d_Camera)& aCamera = Camera();
+ Graphic3d_Vec2i aWinSize;
+ Window()->Size (aWinSize.x(), aWinSize.y());
+
+ // Background is drawn using 2D transformation persistence
+ // (e.g. it is actually placed in 3D coordinates within active camera position).
+ // We add here full-screen plane with 2D transformation persistence
+ // for simplicity (myBgTextureArray might define a little bit different options
+ // but it is updated within ::Render())
+ const Graphic3d_Mat4d& aProjectionMat = aCamera->ProjectionMatrix();
+ const Graphic3d_Mat4d& aWorldViewMat = aCamera->OrientationMatrix();
+ Graphic3d_BndBox3d aBox2d (Graphic3d_Vec3d (0.0, 0.0, 0.0),
+ Graphic3d_Vec3d (double(aWinSize.x()), double(aWinSize.y()), 0.0));
+
+ Graphic3d_TransformPers aTrsfPers (Graphic3d_TMF_2d, Aspect_TOTP_LEFT_LOWER);
+ aTrsfPers.Apply (aCamera,
+ aProjectionMat,
+ aWorldViewMat,
+ aWinSize.x(),
+ aWinSize.y(),
+ aBox2d);
+ aBox.Add (gp_Pnt (aBox2d.CornerMin().x(), aBox2d.CornerMin().y(), aBox2d.CornerMin().z()));
+ aBox.Add (gp_Pnt (aBox2d.CornerMax().x(), aBox2d.CornerMax().y(), aBox2d.CornerMax().z()));
}
- if( ATransPers->mode & TPF_ZOOM )
- /* Annulate zoom matrix */
- {
- const double scaleX = myExtra.scaleFactors[0];
- const double scaleY = myExtra.scaleFactors[1];
- const double scaleZ = myExtra.scaleFactors[2];
+ return aBox;
+}
- for (int i = 0; i < 3; ++i)
- {
- modelMatrix[0][i] /= scaleX;
- modelMatrix[1][i] /= scaleY;
- modelMatrix[2][i] /= scaleZ;
- }
+//=======================================================================
+//function : FBO
+//purpose :
+//=======================================================================
+Handle(Standard_Transient) OpenGl_View::FBO() const
+{
+ return Handle(Standard_Transient)(myFBO);
+}
- const double det2 = 0.002 / ( W > H ? projMatrix[1][1] : projMatrix[0][0]);
- projMatrix[0][0] *= det2;
- projMatrix[1][1] *= det2;
- }
+//=======================================================================
+//function : SetFBO
+//purpose :
+//=======================================================================
+void OpenGl_View::SetFBO (const Handle(Standard_Transient)& theFbo)
+{
+ myFBO = Handle(OpenGl_FrameBuffer)::DownCast (theFbo);
+}
- if( ATransPers->mode & TPF_ROTATE )
- /* Annulate rotate matrix */
- {
- modelMatrix[0][0] = 1.;
- modelMatrix[1][1] = 1.;
- modelMatrix[2][2] = 1.;
+//=======================================================================
+//function : FBOCreate
+//purpose :
+//=======================================================================
+Handle(Standard_Transient) OpenGl_View::FBOCreate (const Standard_Integer theWidth,
+ const Standard_Integer theHeight)
+{
+ return myWorkspace->FBOCreate (theWidth, theHeight);
+}
- modelMatrix[1][0] = 0.;
- modelMatrix[2][0] = 0.;
- modelMatrix[0][1] = 0.;
- modelMatrix[2][1] = 0.;
- modelMatrix[0][2] = 0.;
- modelMatrix[1][2] = 0.;
- }
- else if( ATransPers->mode & TPF_RELATIVE_ROTATE )
- /* Initialize relative rotate matrix*/
+//=======================================================================
+//function : FBORelease
+//purpose :
+//=======================================================================
+void OpenGl_View::FBORelease (Handle(Standard_Transient)& theFbo)
+{
+ Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo);
+ if (aFrameBuffer.IsNull())
{
- modelMatrix[3][0] = 0.;
- modelMatrix[3][1] = 0.;
- modelMatrix[3][2] = 0.;
-
- glMatrixMode( GL_MODELVIEW );
- glLoadIdentity();
- glTranslated( ATransPers->pointX, ATransPers->pointY, ATransPers->pointZ );
+ return;
}
- if( ATransPers->mode == TPF_TRIEDRON )
+ myWorkspace->FBORelease (aFrameBuffer);
+ theFbo.Nullify();
+}
+
+//=======================================================================
+//function : FBOGetDimensions
+//purpose :
+//=======================================================================
+void OpenGl_View::FBOGetDimensions (const Handle(Standard_Transient)& theFbo,
+ Standard_Integer& theWidth,
+ Standard_Integer& theHeight,
+ Standard_Integer& theWidthMax,
+ Standard_Integer& theHeightMax)
+{
+ const Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo);
+ if (aFrameBuffer.IsNull())
{
- /* Annulate translation matrix */
- modelMatrix[3][0] = 0.;
- modelMatrix[3][1] = 0.;
- modelMatrix[3][2] = 0.;
+ return;
+ }
- projMatrix[3][0] = 0.;
- projMatrix[3][1] = 0.;
- projMatrix[3][2] = 0.;
+ theWidth = aFrameBuffer->GetVPSizeX(); // current viewport size
+ theHeight = aFrameBuffer->GetVPSizeY();
+ theWidthMax = aFrameBuffer->GetSizeX(); // texture size
+ theHeightMax = aFrameBuffer->GetSizeY();
+}
- const double det2 = 0.002 / ( W > H ? projMatrix[1][1] : projMatrix[0][0]);
- projMatrix[0][0] *= det2;
- projMatrix[1][1] *= det2;
+//=======================================================================
+//function : FBOChangeViewport
+//purpose :
+//=======================================================================
+void OpenGl_View::FBOChangeViewport (const Handle(Standard_Transient)& theFbo,
+ const Standard_Integer theWidth,
+ const Standard_Integer theHeight)
+{
+ const Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo);
+ if (aFrameBuffer.IsNull())
+ {
+ return;
}
- /* load matrix */
- glMatrixMode (GL_MODELVIEW);
- glMultMatrixd ((GLdouble *) modelMatrix);
+ aFrameBuffer->ChangeViewport (theWidth, theHeight);
+}
- glMatrixMode (GL_PROJECTION);
- glMultMatrixd ((GLdouble *) projMatrix);
+//=======================================================================
+//function : displayStructure
+//purpose :
+//=======================================================================
+void OpenGl_View::displayStructure (const Handle(Graphic3d_CStructure)& theStructure,
+ const Standard_Integer thePriority)
+{
+ const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->());
+ const Graphic3d_ZLayerId aZLayer = aStruct->ZLayer();
+ myZLayers.AddStructure (aStruct, aZLayer, thePriority);
+}
- /*post loading matrix*/
- if( ATransPers->mode == TPF_TRIEDRON )
- {
- glMatrixMode( GL_PROJECTION );
+//=======================================================================
+//function : eraseStructure
+//purpose :
+//=======================================================================
+void OpenGl_View::eraseStructure (const Handle(Graphic3d_CStructure)& theStructure)
+{
+ const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->());
+ myZLayers.RemoveStructure (aStruct);
+}
- double winx, winy, winz;
- const GLdouble idenMatrix[4][4] = { {1.,0.,0.,0.}, {0.,1.,0.,0.}, {0.,0.,1.,0.}, {0.,0.,0.,1.} };
+//=======================================================================
+//function : changeZLayer
+//purpose :
+//=======================================================================
+void OpenGl_View::changeZLayer (const Handle(Graphic3d_CStructure)& theStructure,
+ const Graphic3d_ZLayerId theNewLayerId)
+{
+ const Graphic3d_ZLayerId anOldLayer = theStructure->ZLayer();
+ const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->());
+ myZLayers.ChangeLayer (aStruct, anOldLayer, theNewLayerId);
+ Update (anOldLayer);
+ Update (theNewLayerId);
+}
- gluUnProject( W/2., H/2., 0., (GLdouble*)idenMatrix, (GLdouble*)projMatrix, (GLint*)viewport, &winx, &winy, &winz);
- double W1, H1;
- W1 = winx;
- H1 = winy;
- gluUnProject( -W/2., -H/2., 0., (GLdouble*)idenMatrix, (GLdouble*)projMatrix, (GLint*)viewport, &winx, &winy, &winz);
- double W2, H2;
- W2 = winx;
- H2 = winy;
+//=======================================================================
+//function : changePriority
+//purpose :
+//=======================================================================
+void OpenGl_View::changePriority (const Handle(Graphic3d_CStructure)& theStructure,
+ const Standard_Integer theNewPriority)
+{
+ const Graphic3d_ZLayerId aLayerId = theStructure->ZLayer();
+ const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->());
+ myZLayers.ChangePriority (aStruct, aLayerId, theNewPriority);
+}
- if( ATransPers->pointX == 0. && ATransPers->pointY == 0. )
- {
- /*center*/
- }
- else if( ATransPers->pointX > 0. && ATransPers->pointY > 0. )
- {
- /*right upper*/
- glTranslated( 0.5*(W1 - W2 - ATransPers->pointZ), 0.5*(H1 - H2 - ATransPers->pointZ), 0. );
- }
- else if( ATransPers->pointX > 0. && ATransPers->pointY < 0. )
- {
- /*right lower*/
- glTranslated( 0.5*(W1 - W2 - ATransPers->pointZ), 0.5*(H2 - H1 + ATransPers->pointZ), 0. );
- }
- else if( ATransPers->pointX < 0. && ATransPers->pointY > 0. )
- {
- /*left upper*/
- glTranslated( 0.5*(W2 - W1 + ATransPers->pointZ), 0.5*(H1 - H2 - ATransPers->pointZ), 0. );
- }
- else if( ATransPers->pointX < 0 && ATransPers->pointY < 0 )
- {
- /*left lower*/
- glTranslated( -(W1 - W2)/2. + ATransPers->pointZ/2., -(H1-H2)/2. + ATransPers->pointZ/2., 0. );
- }
+//=======================================================================
+//function : DiagnosticInformation
+//purpose :
+//=======================================================================
+void OpenGl_View::DiagnosticInformation (TColStd_IndexedDataMapOfStringString& theDict,
+ Graphic3d_DiagnosticInfo theFlags) const
+{
+ Handle(OpenGl_Context) aCtx = myWorkspace->GetGlContext();
+ if (!myWorkspace->Activate()
+ || aCtx.IsNull())
+ {
+ return;
}
- return TransPers_old;
+ aCtx->DiagnosticInformation (theDict, theFlags);
+ if ((theFlags & Graphic3d_DiagnosticInfo_FrameBuffer) != 0)
+ {
+ TCollection_AsciiString aResRatio (myRenderParams.ResolutionRatio());
+ theDict.ChangeFromIndex (theDict.Add ("ResolutionRatio", aResRatio)) = aResRatio;
+ }
+}
+
+//=======================================================================
+//function : StatisticInformation
+//purpose :
+//=======================================================================
+void OpenGl_View::StatisticInformation (TColStd_IndexedDataMapOfStringString& theDict) const
+{
+ if (const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext())
+ {
+ const Handle(OpenGl_FrameStats)& aStats = aCtx->FrameStats();
+ const Graphic3d_RenderingParams& aRendParams = myWorkspace->View()->RenderingParams();
+ aStats->FormatStats (theDict, aRendParams.CollectedStats);
+ }
}
-/*----------------------------------------------------------------------*/
+//=======================================================================
+//function : StatisticInformation
+//purpose :
+//=======================================================================
+TCollection_AsciiString OpenGl_View::StatisticInformation() const
+{
+ if (const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext())
+ {
+ const Handle(OpenGl_FrameStats)& aStats = aCtx->FrameStats();
+ const Graphic3d_RenderingParams& aRendParams = myWorkspace->View()->RenderingParams();
+ return aStats->FormatStats (aRendParams.CollectedStats);
+ }
+ return TCollection_AsciiString();
+}