mirror of
https://git.dev.opencascade.org/repos/occt.git
synced 2025-08-19 13:40:49 +03:00
0022819: Redesign of OpenGl driver
This commit is contained in:
SAN, KGV
bugmaster
282
src/OpenGl/OpenGl_Group.cxx
Normal file
282
src/OpenGl/OpenGl_Group.cxx
Normal file
@@ -0,0 +1,282 @@
|
||||
// File: OpenGl_Group.cxx
|
||||
// Created: 1 August 2011
|
||||
// Author: Sergey ZERCHANINOV
|
||||
// Copyright: OPEN CASCADE 2011
|
||||
|
||||
#include <OpenGl_Group.hxx>
|
||||
|
||||
#include <OpenGl_TextureBox.hxx>
|
||||
#include <OpenGl_PrimitiveArray.hxx>
|
||||
|
||||
/*----------------------------------------------------------------------*/
|
||||
|
||||
OpenGl_Group::OpenGl_Group ()
|
||||
: myAspectLine(NULL),
|
||||
myAspectFace(NULL),
|
||||
myAspectMarker(NULL),
|
||||
myAspectText(NULL),
|
||||
myFirst(NULL), myLast(NULL)
|
||||
{
|
||||
}
|
||||
|
||||
OpenGl_Group::~OpenGl_Group()
|
||||
{
|
||||
Clear();
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------------*/
|
||||
|
||||
void OpenGl_Group::SetAspectLine (const CALL_DEF_CONTEXTLINE& theContext,
|
||||
const Standard_Boolean theIsGlobal)
|
||||
{
|
||||
if (theIsGlobal || myFirst == NULL)
|
||||
{
|
||||
if (myAspectLine == NULL)
|
||||
myAspectLine = new OpenGl_AspectLine();
|
||||
myAspectLine->SetContext (theContext);
|
||||
}
|
||||
else
|
||||
{
|
||||
OpenGl_AspectLine* anAspectLine = new OpenGl_AspectLine();
|
||||
anAspectLine->SetContext (theContext);
|
||||
AddElement (TelNil/*TelAspectLine*/, anAspectLine);
|
||||
}
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------------*/
|
||||
|
||||
void OpenGl_Group::SetAspectFace (const CALL_DEF_CONTEXTFILLAREA& theContext,
|
||||
const Standard_Boolean theIsGlobal)
|
||||
{
|
||||
if (theIsGlobal || myFirst == NULL)
|
||||
{
|
||||
if (myAspectFace == NULL)
|
||||
myAspectFace = new OpenGl_AspectFace();
|
||||
myAspectFace->SetContext (theContext);
|
||||
}
|
||||
else
|
||||
{
|
||||
OpenGl_AspectFace* anAspectFace = new OpenGl_AspectFace();
|
||||
anAspectFace->SetContext (theContext);
|
||||
AddElement (TelNil/*TelAspectFace*/, anAspectFace);
|
||||
}
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------------*/
|
||||
|
||||
void OpenGl_Group::SetAspectMarker (const CALL_DEF_CONTEXTMARKER& theContext,
|
||||
const Standard_Boolean theIsGlobal)
|
||||
{
|
||||
if (theIsGlobal || myFirst == NULL)
|
||||
{
|
||||
if (myAspectMarker == NULL)
|
||||
myAspectMarker = new OpenGl_AspectMarker();
|
||||
myAspectMarker->SetContext (theContext);
|
||||
}
|
||||
else
|
||||
{
|
||||
OpenGl_AspectMarker* anAspectMarker = new OpenGl_AspectMarker();
|
||||
anAspectMarker->SetContext (theContext);
|
||||
AddElement (TelNil/*TelAspectMarker*/, anAspectMarker);
|
||||
}
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------------*/
|
||||
|
||||
void OpenGl_Group::SetAspectText (const CALL_DEF_CONTEXTTEXT& theContext,
|
||||
const Standard_Boolean theIsGlobal)
|
||||
{
|
||||
if (theIsGlobal || myFirst == NULL)
|
||||
{
|
||||
if (myAspectText == NULL)
|
||||
myAspectText = new OpenGl_AspectText();
|
||||
myAspectText->SetContext (theContext);
|
||||
}
|
||||
else
|
||||
{
|
||||
OpenGl_AspectText* anAspectText = new OpenGl_AspectText();
|
||||
anAspectText->SetContext (theContext);
|
||||
AddElement ( TelNil/*TelAspectText*/, anAspectText);
|
||||
}
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------------*/
|
||||
|
||||
void OpenGl_Group::AddElement (const TelType AType, OpenGl_Element *AElem )
|
||||
{
|
||||
OpenGl_ElementNode *node = new OpenGl_ElementNode();
|
||||
|
||||
node->type = AType;
|
||||
node->elem = AElem;
|
||||
node->next = NULL;
|
||||
(myLast? myLast->next : myFirst) = node;
|
||||
myLast = node;
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------------*/
|
||||
|
||||
void OpenGl_Group::Clear ()
|
||||
{
|
||||
if (myAspectLine)
|
||||
{
|
||||
// Delete line context
|
||||
delete myAspectLine;
|
||||
myAspectLine = NULL;
|
||||
}
|
||||
if (myAspectFace)
|
||||
{
|
||||
// Delete face context
|
||||
delete myAspectFace;
|
||||
myAspectFace = NULL;
|
||||
}
|
||||
if (myAspectMarker)
|
||||
{
|
||||
// Delete marker context
|
||||
delete myAspectMarker;
|
||||
myAspectMarker = NULL;
|
||||
}
|
||||
if (myAspectText)
|
||||
{
|
||||
// Delete text context
|
||||
delete myAspectText;
|
||||
myAspectText = NULL;
|
||||
}
|
||||
// Delete elements
|
||||
while (myFirst)
|
||||
{
|
||||
OpenGl_ElementNode *next = myFirst->next;
|
||||
delete myFirst->elem;
|
||||
delete myFirst;
|
||||
myFirst = next;
|
||||
}
|
||||
myLast = NULL;
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------------*/
|
||||
|
||||
void OpenGl_Group::RemovePrimitiveArray (CALL_DEF_PARRAY *APArray)
|
||||
{
|
||||
OpenGl_ElementNode *prevnode = NULL, *node = myFirst;
|
||||
while (node)
|
||||
{
|
||||
if (node->type == TelParray)
|
||||
{
|
||||
CALL_DEF_PARRAY *aCurPArray = ((const OpenGl_PrimitiveArray *)node->elem)->PArray();
|
||||
|
||||
// validate for correct pointer
|
||||
if (aCurPArray->num_bounds == APArray->num_bounds &&
|
||||
aCurPArray->num_edges == APArray->num_edges &&
|
||||
aCurPArray->num_vertexs == APArray->num_vertexs &&
|
||||
aCurPArray->type == APArray->type)
|
||||
{
|
||||
(prevnode? prevnode->next : myFirst) = node->next;
|
||||
if (!myFirst) myLast = NULL;
|
||||
delete node->elem;
|
||||
delete node;
|
||||
break;
|
||||
}
|
||||
}
|
||||
prevnode = node;
|
||||
node = node->next;
|
||||
}
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------------*/
|
||||
|
||||
void OpenGl_Group::Render (const Handle(OpenGl_Workspace) &AWorkspace) const
|
||||
{
|
||||
// Is rendering in ADD or IMMEDIATE mode?
|
||||
const Standard_Boolean isImmediate = (AWorkspace->NamedStatus & (OPENGL_NS_ADD | OPENGL_NS_IMMEDIATE)) != 0;
|
||||
|
||||
// Setup aspects
|
||||
const OpenGl_AspectLine *aspect_line = AWorkspace->AspectLine(Standard_False);
|
||||
const OpenGl_AspectFace *aspect_face = AWorkspace->AspectFace(Standard_False);
|
||||
const OpenGl_AspectMarker *aspect_marker = AWorkspace->AspectMarker(Standard_False);
|
||||
const OpenGl_AspectText *aspect_text = AWorkspace->AspectText(Standard_False);
|
||||
if (myAspectLine)
|
||||
AWorkspace->SetAspectLine(myAspectLine);
|
||||
if (myAspectFace)
|
||||
AWorkspace->SetAspectFace(myAspectFace);
|
||||
if (myAspectMarker)
|
||||
AWorkspace->SetAspectMarker(myAspectMarker);
|
||||
if (myAspectText)
|
||||
AWorkspace->SetAspectText(myAspectText);
|
||||
|
||||
// Render group elements
|
||||
OpenGl_ElementNode *node = myFirst;
|
||||
while (node)
|
||||
{
|
||||
switch (node->type)
|
||||
{
|
||||
case TelPolyline:
|
||||
case TelMarker:
|
||||
case TelMarkerSet:
|
||||
case TelText:
|
||||
{
|
||||
glDisable(GL_LIGHTING);
|
||||
|
||||
if (isImmediate)
|
||||
{
|
||||
glDepthMask(GL_FALSE);
|
||||
}
|
||||
else if ( (AWorkspace->NamedStatus & OPENGL_NS_ANIMATION) != 0 &&
|
||||
(AWorkspace->NamedStatus & OPENGL_NS_WIREFRAME) == 0 &&
|
||||
AWorkspace->DegenerateModel != 0 )
|
||||
{
|
||||
glDisable( GL_DEPTH_TEST );
|
||||
if ( AWorkspace->NamedStatus & OPENGL_NS_TEXTURE ) DisableTexture();
|
||||
AWorkspace->NamedStatus |= OPENGL_NS_WIREFRAME;
|
||||
}
|
||||
|
||||
node->elem->Render( AWorkspace );
|
||||
|
||||
if ( !isImmediate && (AWorkspace->NamedStatus & OPENGL_NS_TEXTURE) != 0 ) EnableTexture();
|
||||
break;
|
||||
}
|
||||
|
||||
case TelPolygon:
|
||||
case TelPolygonIndices:
|
||||
case TelQuadrangle:
|
||||
case TelTriangleMesh:
|
||||
{
|
||||
if (isImmediate)
|
||||
{
|
||||
glDepthMask(GL_FALSE);
|
||||
}
|
||||
else if ( (AWorkspace->NamedStatus & OPENGL_NS_ANIMATION) != 0 &&
|
||||
(AWorkspace->NamedStatus & OPENGL_NS_WIREFRAME) != 0 &&
|
||||
AWorkspace->DegenerateModel < 2 )
|
||||
{
|
||||
if ( AWorkspace->NamedStatus & OPENGL_NS_TEXTURE ) EnableTexture ();
|
||||
|
||||
glEnable( GL_DEPTH_TEST );
|
||||
AWorkspace->NamedStatus &= ~OPENGL_NS_WIREFRAME;
|
||||
}
|
||||
|
||||
if ( AWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT )
|
||||
AWorkspace->DisablePolygonOffset();
|
||||
|
||||
node->elem->Render( AWorkspace );
|
||||
|
||||
if ( AWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT )
|
||||
AWorkspace->EnablePolygonOffset();
|
||||
break;
|
||||
}
|
||||
|
||||
default:
|
||||
{
|
||||
node->elem->Render( AWorkspace );
|
||||
break;
|
||||
}
|
||||
}
|
||||
node = node->next;
|
||||
}
|
||||
|
||||
// Restore aspects
|
||||
AWorkspace->SetAspectLine(aspect_line);
|
||||
AWorkspace->SetAspectFace(aspect_face);
|
||||
AWorkspace->SetAspectMarker(aspect_marker);
|
||||
AWorkspace->SetAspectText(aspect_text);
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------------*/
|
||||
Reference in New Issue
Block a user