-// Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2023 CEA, EDF, OPEN CASCADE
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
+#ifdef VTK_OPENGL2
+#define GL_GLEXT_PROTOTYPES
+#endif
#include "VTKViewer_PolyDataMapper.h"
#include "VTKViewer_MarkerUtils.h"
#include <vtkRenderWindow.h>
#include <vtkCommand.h>
#include <vtkCellData.h>
+#include <vtkUnsignedCharArray.h>
+#include <vtkIdTypeArray.h>
+
+#include <Basics_Utils.hxx>
#ifndef WIN32
# ifndef GLX_GLXEXT_LEGACY
# define GLX_GLXEXT_LEGACY
# endif
+#ifdef __APPLE__
+#import <mach-o/dyld.h>
+#import <stdlib.h>
+#import <string.h>
+void * glXGetProcAddressARB (const GLubyte *name)
+
+{
+ NSSymbol symbol;
+ char *symbolName;
+ symbolName = (char *)malloc (strlen ((const char *)name) + 2); // 1
+ strcpy(symbolName + 1, (const char *)name); // 2
+ symbolName[0] = '_'; // 3
+ symbol = NULL;
+ if (NSIsSymbolNameDefined (symbolName)) // 4
+ symbol = NSLookupAndBindSymbol (symbolName);
+ free (symbolName); // 5
+ return symbol ? NSAddressOfSymbol (symbol) : NULL; // 6
+}
+#else
# include <GL/glx.h>
+#endif
# include <dlfcn.h>
#else
# include <wingdi.h>
#endif
#ifndef VTK_IMPLEMENT_MESA_CXX
-vtkStandardNewMacro(VTKViewer_PolyDataMapper);
+vtkStandardNewMacro(VTKViewer_PolyDataMapper)
#endif
// some definitions for what the polydata has in it
#define VTK_PDPSM_NORMAL_TYPE_DOUBLE 0x0020
#define VTK_PDPSM_OPAQUE_COLORS 0x0040
-#ifndef APIENTRY
-#define APIENTRY
-#endif
-#ifndef APIENTRYP
-#define APIENTRYP APIENTRY *
-#endif
-
-#ifndef GL_ARB_shader_objects
-typedef char GLcharARB;
-#endif
-
-#ifndef GL_VERTEX_PROGRAM_POINT_SIZE_ARB
-#define GL_VERTEX_PROGRAM_POINT_SIZE_ARB 0x8642
-#endif
-
-#ifndef GL_VERTEX_SHADER_ARB
-#define GL_VERTEX_SHADER_ARB 0x8B31
-#endif
-
-#ifndef GL_ARB_point_sprite
-#define GL_POINT_SPRITE_ARB 0x8861
-#define GL_COORD_REPLACE_ARB 0x8862
-#endif
-
-#ifndef GL_ARB_vertex_buffer_object
-typedef ptrdiff_t GLsizeiptrARB;
-
-#define GL_ARRAY_BUFFER_ARB 0x8892
-#define GL_STATIC_DRAW_ARB 0x88E4
-#endif
-typedef void (APIENTRYP PFNGLSHADERSOURCEARBPROC) (GLhandleARB shaderObj, GLsizei count, const GLcharARB* *string, const GLint *length);
-typedef GLhandleARB (APIENTRYP PFNGLCREATESHADEROBJECTARBPROC) (GLenum shaderType);
-typedef void (APIENTRYP PFNGLBINDBUFFERARBPROC) (GLenum target, GLuint buffer);
-typedef void (APIENTRYP PFNGLDELETEBUFFERSARBPROC) (GLsizei n, const GLuint *buffers);
-typedef void (APIENTRYP PFNGLGENBUFFERSARBPROC) (GLsizei n, GLuint *buffers);
-typedef void (APIENTRYP PFNGLBUFFERDATAARBPROC) (GLenum target, GLsizeiptrARB size, const GLvoid *data, GLenum usage);
-typedef void (APIENTRYP PFNGLCOMPILESHADERARBPROC) (GLhandleARB shaderObj);
-typedef GLhandleARB (APIENTRYP PFNGLCREATEPROGRAMOBJECTARBPROC) (void);
-typedef void (APIENTRYP PFNGLATTACHOBJECTARBPROC) (GLhandleARB containerObj, GLhandleARB obj);
-typedef void (APIENTRYP PFNGLLINKPROGRAMARBPROC) (GLhandleARB programObj);
-typedef void (APIENTRYP PFNGLUSEPROGRAMOBJECTARBPROC) (GLhandleARB programObj);
-typedef GLint (APIENTRYP PFNGLGETATTRIBLOCATIONARBPROC) (GLhandleARB programObj, const GLcharARB *name);
-typedef void (APIENTRYP PFNGLVERTEXATTRIBPOINTERARBPROC) (GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *pointer);
-typedef void (APIENTRYP PFNGLENABLEVERTEXATTRIBARRAYARBPROC) (GLuint index);
-typedef void (APIENTRYP PFNGLDISABLEVERTEXATTRIBARRAYARBPROC) (GLuint index);
-
-typedef GLfloat TBall;
-
-
-static PFNGLSHADERSOURCEARBPROC vglShaderSourceARB = NULL;
-static PFNGLCREATESHADEROBJECTARBPROC vglCreateShaderObjectARB = NULL;
-static PFNGLCOMPILESHADERARBPROC vglCompileShaderARB = NULL;
-static PFNGLCREATEPROGRAMOBJECTARBPROC vglCreateProgramObjectARB = NULL;
-static PFNGLATTACHOBJECTARBPROC vglAttachObjectARB = NULL;
-static PFNGLLINKPROGRAMARBPROC vglLinkProgramARB = NULL;
-static PFNGLUSEPROGRAMOBJECTARBPROC vglUseProgramObjectARB = NULL;
-
-static PFNGLGENBUFFERSARBPROC vglGenBuffersARB = NULL;
-static PFNGLBINDBUFFERARBPROC vglBindBufferARB = NULL;
-static PFNGLBUFFERDATAARBPROC vglBufferDataARB = NULL;
-static PFNGLDELETEBUFFERSARBPROC vglDeleteBuffersARB = NULL;
-static PFNGLGETATTRIBLOCATIONARBPROC vglGetAttribLocationARB = NULL;
-static PFNGLVERTEXATTRIBPOINTERARBPROC vglVertexAttribPointerARB = NULL;
-static PFNGLENABLEVERTEXATTRIBARRAYARBPROC vglEnableVertexAttribArrayARB = NULL;
-static PFNGLDISABLEVERTEXATTRIBARRAYARBPROC vglDisableVertexAttribArrayARB = NULL;
-
-
-#ifndef WIN32
-#define GL_GetProcAddress( x ) glXGetProcAddressARB( (const GLubyte*)x )
-#else
-#define GL_GetProcAddress( x ) wglGetProcAddress( (const LPCSTR)x )
-#endif
+typedef GLfloat TBall;
#ifdef WIN32
#ifdef max
// texture id for balls drawing
#define BallTextureId 0
-bool InitializeBufferExtensions()
-{
- vglShaderSourceARB = (PFNGLSHADERSOURCEARBPROC)GL_GetProcAddress( "glShaderSourceARB" );
- if( !vglShaderSourceARB )
- return false;
- vglCreateShaderObjectARB = (PFNGLCREATESHADEROBJECTARBPROC)GL_GetProcAddress( "glCreateShaderObjectARB" );
- if( !vglCreateShaderObjectARB )
- return false;
-
- vglCompileShaderARB = (PFNGLCOMPILESHADERARBPROC)GL_GetProcAddress( "glCompileShaderARB" );
- if( !vglCompileShaderARB )
- return false;
-
- vglCreateProgramObjectARB = (PFNGLCREATEPROGRAMOBJECTARBPROC)GL_GetProcAddress( "glCreateProgramObjectARB" );
- if( !vglCreateProgramObjectARB )
- return false;
-
- vglAttachObjectARB = (PFNGLATTACHOBJECTARBPROC)GL_GetProcAddress( "glAttachObjectARB" );
- if( !vglAttachObjectARB )
- return false;
- vglLinkProgramARB = (PFNGLLINKPROGRAMARBPROC)GL_GetProcAddress( "glLinkProgramARB" );
- if( !vglLinkProgramARB )
- return false;
-
- vglUseProgramObjectARB = (PFNGLUSEPROGRAMOBJECTARBPROC)GL_GetProcAddress( "glUseProgramObjectARB" );
- if( !vglUseProgramObjectARB )
- return false;
-
- vglGenBuffersARB = (PFNGLGENBUFFERSARBPROC)GL_GetProcAddress( "glGenBuffersARB" );
- if( !vglGenBuffersARB )
- return false;
-
- vglBindBufferARB = (PFNGLBINDBUFFERARBPROC)GL_GetProcAddress( "glBindBufferARB" );
- if( !vglBindBufferARB )
- return false;
-
- vglBufferDataARB = (PFNGLBUFFERDATAARBPROC)GL_GetProcAddress( "glBufferDataARB" );
- if( !vglBufferDataARB )
- return false;
-
- vglDeleteBuffersARB = (PFNGLDELETEBUFFERSARBPROC)GL_GetProcAddress( "glDeleteBuffersARB" );
- if( !vglDeleteBuffersARB )
- return false;
-
- vglGetAttribLocationARB = (PFNGLGETATTRIBLOCATIONARBPROC)GL_GetProcAddress( "glGetAttribLocation" );
- if( !vglGetAttribLocationARB )
- return false;
-
- vglVertexAttribPointerARB = (PFNGLVERTEXATTRIBPOINTERARBPROC)GL_GetProcAddress( "glVertexAttribPointer" );
- if( !vglVertexAttribPointerARB )
- return false;
-
- vglEnableVertexAttribArrayARB = (PFNGLENABLEVERTEXATTRIBARRAYARBPROC)GL_GetProcAddress( "glEnableVertexAttribArray" );
- if(!vglEnableVertexAttribArrayARB)
- return false;
-
- vglDisableVertexAttribArrayARB = (PFNGLDISABLEVERTEXATTRIBARRAYARBPROC)GL_GetProcAddress( "glDisableVertexAttribArray" );
-
- if(!vglDisableVertexAttribArrayARB)
- return false;
-
-
- return true;
-};
-
-//-----------------------------------------------------------------------------
-char* readFromFile( std::string fileName )
+void MessageCallback( GLenum /*source*/,
+ GLenum type,
+ GLuint /*id*/,
+ GLenum severity,
+ GLsizei /*length*/,
+ const GLcharARB* message,
+ const void* /*userParam*/ )
{
- FILE* file = fopen( fileName.c_str(), "r" );
-
- char* content = NULL;
- int count = 0;
-
- if( file != NULL )
- {
- fseek( file, 0, SEEK_END );
- count = ftell( file );
- rewind( file );
-
- if( count > 0 )
- {
- content = ( char* )malloc( sizeof( char ) * ( count + 1 ) );
- count = fread( content, sizeof( char ), count, file );
- content[ count ] = '\0';
- }
- fclose( file );
- }
-
- return content;
+ fprintf( stderr, "GL CALLBACK: %s type = 0x%x, severity = 0x%x, message = %s\n",
+ ( type == GL_DEBUG_TYPE_ERROR ? "** GL ERROR **" : "" ),
+ type, severity, message );
}
-static bool IsBufferExtensionsInitialized = InitializeBufferExtensions();
//-----------------------------------------------------------------------------
VTKViewer_PolyDataMapper::VTKViewer_PolyDataMapper()
this->MarkerId = 0;
this->BallEnabled = false;
this->BallScale = 1.0;
- this->VertexProgram = 0;
+ this->PointProgram = 0;
+#ifdef VTK_OPENGL2
+ this->VertexShader = 0;
+ this->FragmentShader = 0;
+#endif
+
+ this->OpenGLHelper.Init();
+
+ // For debug purposes only
+ // glEnable ( GL_DEBUG_OUTPUT );
+ // glDebugMessageCallback( (GLDEBUGPROC) MessageCallback, 0 );
+
}
//-----------------------------------------------------------------------------
{
if( PointSpriteTexture > 0 )
glDeleteTextures( 1, &PointSpriteTexture );
+
+#ifdef VTK_OPENGL2
+ this->OpenGLHelper.DestroyShaderProgram( this->PointProgram, this->VertexShader, this->FragmentShader);
+#endif
}
//-----------------------------------------------------------------------------
-void VTKViewer_PolyDataMapper::InitShader()
+int VTKViewer_PolyDataMapper::InitShader()
{
+#ifdef VTK_OPENGL2
+#if defined(WIN32) && defined(UNICODE)
+ std::wstring wFilePath = std::wstring(_wgetenv(L"GUI_ROOT_DIR")) + L"/share/salome/resources/gui/Point";
+ std::string filePath = Kernel_Utils::utf8_encode_s(wFilePath.c_str());
+#else
+ std::string filePath = std::string( getenv( "GUI_ROOT_DIR") ) + "/share/salome/resources/gui/Point";
+#endif
+ if( !this->OpenGLHelper.CreateShaderProgram(filePath, this->PointProgram, this->VertexShader, this->FragmentShader) )
+ return false;
+
+ // Get uniform locations.
+ GLint current_program;
+ glGetIntegerv( GL_CURRENT_PROGRAM, ¤t_program );
+ this->OpenGLHelper.vglUseProgramObjectARB( this->PointProgram );
+
+ this->myLocations.ModelViewProjection = this->OpenGLHelper.vglGetUniformLocationARB( this->PointProgram, "uModelViewProjectionMatrix" );
+ this->myLocations.Projection = this->OpenGLHelper.vglGetUniformLocationARB( this->PointProgram, "uProjectionMatrix" );
+ this->myLocations.GeneralPointSize = this->OpenGLHelper.vglGetUniformLocationARB( this->PointProgram, "uGeneralPointSize" );
+ this->myLocations.PointSprite = this->OpenGLHelper.vglGetUniformLocationARB( this->PointProgram, "uPointSprite" );
+
+ this->OpenGLHelper.vglUseProgramObjectARB( current_program );
+
+ this->OpenGLHelper.vglGenVertexArraysARB(1, &this->VertexArrayObject);
+#else
+#if defined(WIN32) && defined(UNICODE)
+ std::wstring wFilePath = std::wstring(_wgetenv( L"GUI_ROOT_DIR" ) ) + L"/share/salome/resources/gui/Vertex_Program_ARB.txt";
+ std::string fileName = Kernel_Utils::utf8_encode( wFilePath.c_str() );
+#else
std::string fileName = std::string( getenv( "GUI_ROOT_DIR") ) +
"/share/salome/resources/gui/Vertex_Program_ARB.txt";
+#endif
- char* shader = readFromFile( fileName );
+ char* shader = GUI_OPENGL::readFromFile( fileName );
- GLhandleARB VertexShader = vglCreateShaderObjectARB( GL_VERTEX_SHADER_ARB );
- vglShaderSourceARB( VertexShader, 1, (const GLcharARB**)&shader, NULL );
- vglCompileShaderARB( VertexShader );
+ GLhandleARB VertexShader = this->OpenGLHelper.vglCreateShaderObjectARB( GL_VERTEX_SHADER_ARB );
+ this->OpenGLHelper.vglShaderSourceARB( VertexShader, 1, (const GLcharARB**)&shader, NULL );
+ this->OpenGLHelper.vglCompileShaderARB( VertexShader );
- this->VertexProgram = vglCreateProgramObjectARB();
- vglAttachObjectARB( this->VertexProgram, VertexShader );
+ this->PointProgram = this->OpenGLHelper.vglCreateProgramObjectARB();
+ this->OpenGLHelper.vglAttachObjectARB( this->PointProgram, VertexShader );
- vglLinkProgramARB( this->VertexProgram );
+ this->OpenGLHelper.vglLinkProgramARB( this->PointProgram );
free( shader );
+#endif
+
+ return ES_Ok;
}
QString anAlphaTexture = getenv( "GUI_ROOT_DIR" );
anAlphaTexture.append( "/share/salome/resources/gui/sprite_alpha.vti" );
- vtkSmartPointer<vtkImageData> aTextureValue = VTK::MakeTexture( aMainTexture.toLatin1().constData(), anAlphaTexture.toLatin1().constData() );
+ vtkSmartPointer<vtkImageData> aTextureValue = VTK::MakeTexture( aMainTexture.toUtf8().constData(), anAlphaTexture.toUtf8().constData() );
this->SpecialTextures[BallTextureId] = aTextureValue;
}
this->ImageData = this->SpecialTextures[BallTextureId];
//-----------------------------------------------------------------------------
int VTKViewer_PolyDataMapper::InitExtensions()
{
- char* ext = (char*)glGetString( GL_EXTENSIONS );
- if( !IsBufferExtensionsInitialized ||
+#ifdef VTK_OPENGL2
+ int n = 0;
+ std::ostringstream strm;
+ glGetIntegerv(GL_NUM_EXTENSIONS, &n);
+ for (int i = 0; i < n; i++)
+ {
+ const char *exti = (const char *)this->OpenGLHelper.vglGetStringiARB(GL_EXTENSIONS, i);
+ strm<< exti <<" ";
+ }
+ std::string s = strm.str();
+ const char* ext = s.c_str();
+#else
+ const char* ext = (const char*)glGetString( GL_EXTENSIONS );
+#endif
+ if( !this->OpenGLHelper.IsInitialized() || !ext ||
strstr( ext, "GL_ARB_point_sprite" ) == NULL ||
strstr( ext, "GL_ARB_vertex_buffer_object" ) == NULL ||
strstr( ext, "GL_ARB_shader_objects") == NULL )
return ES_Error;
}
- if( this->BallEnabled )
- this->InitShader();
-
- return ES_Ok;
+ return this->InitShader();
}
//-----------------------------------------------------------------------------
if( this->PointSpriteTexture == 0 ) {
glGenTextures( 1, &this->PointSpriteTexture );
}
+#ifdef VTK_OPENGL2
+ this->OpenGLHelper.vglActiveTextureARB( GL_TEXTURE0 );
+#endif
glBindTexture( GL_TEXTURE_2D, this->PointSpriteTexture );
glTexEnvf( GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
unsigned char* dataPtr = (unsigned char*)this->ImageData->GetScalarPointer();
glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA, aSize[0], aSize[1], 0,
GL_RGBA, GL_UNSIGNED_BYTE, dataPtr );
+
+#ifdef VTK_OPENGL2
+ // Set sampler.
+ this->OpenGLHelper.vglUniform1iARB( this->myLocations.PointSprite, GL_TEXTURE0 );
+#endif
}
//-----------------------------------------------------------------------------
this->BallEnabled;
if( isUsePointSprites )
{
- if( this->ExtensionsInitialized == ES_None )
+ if( this->ExtensionsInitialized != ES_Ok )
this->ExtensionsInitialized = this->InitExtensions();
this->InitPointSprites();
this->InitTextures();
// make sure our window is current
ren->GetRenderWindow()->MakeCurrent();
+ GLint current_program;
+ glGetIntegerv( GL_CURRENT_PROGRAM, ¤t_program );
+ this->OpenGLHelper.vglUseProgramObjectARB( this->PointProgram );
- vglUseProgramObjectARB( this->VertexProgram );
-
+#ifndef VTK_OPENGL2
//
// if something has changed regenerate colors and display lists
// if required
// time so that it is not zero
if ( this->TimeToDraw == 0.0 )
this->TimeToDraw = 0.0001;
-
- vglUseProgramObjectARB( 0 );
+#else
+ //this->RenderPieceStart(ren, act);
+ this->RenderPieceDraw(ren, act);
+ // this->RenderEdges(ren,act);
+ //this->RenderPieceFinish(ren, act);
+#endif
+ this->OpenGLHelper.vglUseProgramObjectARB( current_program );
this->CleanupPointSprites();
glBindTexture( GL_TEXTURE_2D, 0 );
}
virtual
void
get( TVertex& theVertex, vtkIdType thePointId, vtkIdType theCellId ) = 0;
+
+ virtual ~TColorFunctorBase() {}
};
//-----------------------------------------------------------------------------
virtual
void
- get( TVertex& theVertex, vtkIdType thePointId, vtkIdType theCellId )
+ get( TVertex& theVertex, vtkIdType /*thePointId*/, vtkIdType /*theCellId*/ )
{
theVertex.r = myColor[0];
theVertex.g = myColor[1];
virtual
vtkIdType
- GetTupleId( vtkIdType thePointId, vtkIdType theCellId )
+ GetTupleId( vtkIdType thePointId, vtkIdType /*theCellId*/ )
{
return thePointId;
}
virtual
vtkIdType
- GetTupleId( vtkIdType thePointId, vtkIdType theCellId )
+ GetTupleId( vtkIdType /*thePointId*/, vtkIdType theCellId )
{
return theCellId;
}
vtkDataArray* theDiamArray,
double theBallScale )
{
- vtkIdType* ptIds = theCells->GetPointer();
+ vtkIdType* ptIds = theCells->GetData()->GetPointer(0);
vtkIdType* endPtIds = ptIds + theCells->GetNumberOfConnectivityEntries();
bool mapBalls = false;
}
} // namespace VTK
+#ifndef VTK_OPENGL2
//-----------------------------------------------------------------------------
int VTKViewer_PolyDataMapper::Draw( vtkRenderer* ren, vtkActor* act )
-{
+{
+ int noAbort = 1;
if( (!this->MarkerEnabled || this->MarkerType == VTK::MT_NONE || !this->ImageData.GetPointer()) && !this->BallEnabled)
return MAPPER_SUPERCLASS::Draw( ren, act );
+ InternalDraw( ren, act );
+
+ return noAbort;
+}
+#else
+//-----------------------------------------------------------------------------
+void VTKViewer_PolyDataMapper::RenderPieceDraw( vtkRenderer* ren, vtkActor* act ) {
+ if( (!this->MarkerEnabled || this->MarkerType == VTK::MT_NONE || !this->ImageData.GetPointer()) && !this->BallEnabled) {
+ MAPPER_SUPERCLASS::RenderPieceDraw( ren, act );
+ return;
+ }
+ InternalDraw( ren, act );
+}
+#endif
+
+#ifdef VTK_OPENGL2
+#include <vtkCamera.h>
+#include <vtkOpenGLCamera.h>
+#include <vtkOpenGLActor.h>
+#endif
+
+void VTKViewer_PolyDataMapper::InternalDraw(vtkRenderer* ren, vtkActor* act ) {
vtkUnsignedCharArray* colors = NULL;
vtkPolyData* input = this->GetInput();
vtkPoints* points;
- int noAbort = 1;
int cellScalars = 0;
vtkProperty* prop = act->GetProperty();
}
int* aSize = this->ImageData->GetDimensions();
- glPointSize( std::max( aSize[0], aSize[1] ) );
int aMode = 0; // to remove
{
}
if( this->ExtensionsInitialized == ES_Ok ) {
+#ifdef VTK_OPENGL2
+ GLint current_program;
+ glGetIntegerv( GL_CURRENT_PROGRAM, ¤t_program );
+ this->OpenGLHelper.vglUseProgramObjectARB( this->PointProgram );
+
+ vtkOpenGLCamera *cam = (vtkOpenGLCamera *)(ren->GetActiveCamera());
+ vtkMatrix4x4 *wcdc;
+ vtkMatrix4x4 *wcvc;
+ vtkMatrix3x3 *norms;
+ vtkMatrix4x4 *vcdc;
+ cam->GetKeyMatrices(ren,wcvc,norms,vcdc,wcdc);
+ if (!act->GetIsIdentity())
+ {
+ vtkMatrix4x4 *mcwc;
+ vtkMatrix3x3 *anorms;
+ ((vtkOpenGLActor *)act)->GetKeyMatrices( mcwc, anorms );
+ vtkMatrix4x4::Multiply4x4( mcwc, wcdc, this->TempMatrix4 );
+
+ this->OpenGLHelper.SetUniformMatrix( this->myLocations.ModelViewProjection, this->TempMatrix4 );
+ }
+ else
+ {
+ this->OpenGLHelper.SetUniformMatrix( this->myLocations.ModelViewProjection, wcdc );
+ }
+ this->OpenGLHelper.SetUniformMatrix( this->myLocations.Projection, vcdc );
+
+ this->OpenGLHelper.vglUniform1iARB( this->myLocations.GeneralPointSize, std::max( aSize[0], aSize[1] ) );
+
GLuint aBufferObjectID, aDiamsID = 0;
- GLint attribute_diams = -1;
- vglGenBuffersARB( 1, &aBufferObjectID );
- vglBindBufferARB( GL_ARRAY_BUFFER_ARB, aBufferObjectID );
+
+ this->OpenGLHelper.vglBindVertexArrayARB( this->VertexArrayObject );
+ this->OpenGLHelper.vglGenBuffersARB( 1, &aBufferObjectID );
+ this->OpenGLHelper.vglBindBufferARB( GL_ARRAY_BUFFER_ARB, aBufferObjectID );
int anArrayObjectSize = sizeof( VTK::TVertex ) * aTotalConnectivitySize;
- vglBufferDataARB( GL_ARRAY_BUFFER_ARB, anArrayObjectSize, aVertexArr, GL_STATIC_DRAW_ARB );
+ this->OpenGLHelper.vglBufferDataARB( GL_ARRAY_BUFFER_ARB, anArrayObjectSize, aVertexArr, GL_STATIC_DRAW_ARB );
delete [] aVertexArr;
- vglBindBufferARB( GL_ARRAY_BUFFER_ARB, 0 );
- vglBindBufferARB( GL_ARRAY_BUFFER_ARB, aBufferObjectID );
+
+ GLint colorAttrib = this->OpenGLHelper.vglGetAttribLocationARB( this->PointProgram, "Color" );
+ GLint vertexAttrib = this->OpenGLHelper.vglGetAttribLocationARB( this->PointProgram, "Vertex" );
+ GLint diamAttrib = this->OpenGLHelper.vglGetAttribLocationARB( this->PointProgram, "Diameter" );
+
+ GLsizei vertexSize = sizeof(VTK::TVertex);
+
+ this->OpenGLHelper.vglVertexAttribPointerARB( colorAttrib, 4, GL_FLOAT, GL_FALSE, vertexSize, (const GLvoid*)0 );
+ this->OpenGLHelper.vglEnableVertexAttribArrayARB( colorAttrib );
+
+ this->OpenGLHelper.vglVertexAttribPointerARB( vertexAttrib, 3, GL_FLOAT, GL_FALSE, vertexSize, (const GLvoid*)(sizeof(GLfloat) * 4) );
+ this->OpenGLHelper.vglEnableVertexAttribArrayARB( vertexAttrib );
+
+ if(this->BallEnabled) {
+ // Don't use uniform variable.
+ this->OpenGLHelper.vglUniform1iARB( this->myLocations.GeneralPointSize, -1 );
+ this->OpenGLHelper.vglGenBuffersARB( 1, &aDiamsID);
+ this->OpenGLHelper.vglBindBufferARB( GL_ARRAY_BUFFER_ARB, aDiamsID);
+
+ int aDiamsSize = sizeof(TBall)*aNbCells;
+ this->OpenGLHelper.vglBufferDataARB( GL_ARRAY_BUFFER_ARB, aDiamsSize, aBallArray, GL_STATIC_DRAW_ARB);
+
+ delete [] aBallArray;
+
+ this->OpenGLHelper.vglVertexAttribPointerARB( diamAttrib, 1, GL_FLOAT, GL_FALSE, 0, 0 );
+ this->OpenGLHelper.vglEnableVertexAttribArrayARB( diamAttrib );
+ }
+
+ glDrawArrays( GL_POINTS, 0, aTotalConnectivitySize );
+
+ if( this->BallEnabled ) {
+ this->OpenGLHelper.vglDisableVertexAttribArrayARB( diamAttrib );
+ this->OpenGLHelper.vglBindBufferARB( GL_ARRAY_BUFFER_ARB, 0 );
+ this->OpenGLHelper.vglDeleteBuffersARB( 1, &aDiamsID );
+ }
+
+ this->OpenGLHelper.vglDisableVertexAttribArrayARB( colorAttrib );
+ this->OpenGLHelper.vglDisableVertexAttribArrayARB( vertexAttrib );
+ this->OpenGLHelper.vglBindBufferARB( GL_ARRAY_BUFFER_ARB, 0 );
+ this->OpenGLHelper.vglDeleteBuffersARB( 1, &aBufferObjectID );
+ this->OpenGLHelper.vglBindVertexArrayARB( 0 );
+
+ this->OpenGLHelper.vglUseProgramObjectARB( current_program );
+#else
+ GLuint aBufferObjectID, aDiamsID = 0;
+ GLint attribute_diams = -1;
+ glPointSize( std::max( aSize[0], aSize[1] ) );
+ this->OpenGLHelper.vglGenBuffersARB( 1, &aBufferObjectID );
+ this->OpenGLHelper.vglBindBufferARB( GL_ARRAY_BUFFER_ARB, aBufferObjectID );
+
+ int anArrayObjectSize = sizeof( VTK::TVertex ) * aTotalConnectivitySize;
+ this->OpenGLHelper.vglBufferDataARB( GL_ARRAY_BUFFER_ARB, anArrayObjectSize, aVertexArr, GL_STATIC_DRAW_ARB );
+
+ delete [] aVertexArr;
+
+ this->OpenGLHelper.vglBindBufferARB( GL_ARRAY_BUFFER_ARB, 0 );
+ this->OpenGLHelper.vglBindBufferARB( GL_ARRAY_BUFFER_ARB, aBufferObjectID );
glColorPointer( 4, GL_FLOAT, sizeof(VTK::TVertex), (void*)0 );
glVertexPointer( 3, GL_FLOAT, sizeof(VTK::TVertex), (void*)(4*sizeof(GLfloat)) );
glEnableClientState( GL_COLOR_ARRAY );
if(this->BallEnabled) {
- vglGenBuffersARB( 2, &aDiamsID);
- vglBindBufferARB( GL_ARRAY_BUFFER_ARB, aDiamsID);
+ this->OpenGLHelper.vglGenBuffersARB( 1, &aDiamsID);
+ this->OpenGLHelper.vglBindBufferARB( GL_ARRAY_BUFFER_ARB, aDiamsID);
int aDiamsSize = sizeof(TBall)*aNbCells;
- vglBufferDataARB( GL_ARRAY_BUFFER_ARB, aDiamsSize, aBallArray, GL_STATIC_DRAW_ARB);
+ this->OpenGLHelper.vglBufferDataARB( GL_ARRAY_BUFFER_ARB, aDiamsSize, aBallArray, GL_STATIC_DRAW_ARB);
delete [] aBallArray;
- vglBindBufferARB( GL_ARRAY_BUFFER_ARB, 0 );
- vglBindBufferARB( GL_ARRAY_BUFFER_ARB, aDiamsID );
+ this->OpenGLHelper.vglBindBufferARB( GL_ARRAY_BUFFER_ARB, 0 );
+ this->OpenGLHelper.vglBindBufferARB( GL_ARRAY_BUFFER_ARB, aDiamsID );
- attribute_diams = vglGetAttribLocationARB(this->VertexProgram, "diameter");
- vglEnableVertexAttribArrayARB(attribute_diams);
- vglBindBufferARB(GL_ARRAY_BUFFER_ARB, aDiamsID);
- vglVertexAttribPointerARB(
+ attribute_diams = this->OpenGLHelper.vglGetAttribLocationARB(this->PointProgram, "diameter");
+ this->OpenGLHelper.vglEnableVertexAttribArrayARB(attribute_diams);
+ this->OpenGLHelper.vglBindBufferARB(GL_ARRAY_BUFFER_ARB, aDiamsID);
+ this->OpenGLHelper.vglVertexAttribPointerARB(
attribute_diams, // attribute
1, // number of elements per vertex, here (diameter)
GL_FLOAT, // the type of each element
glDisableClientState( GL_COLOR_ARRAY );
glDisableClientState( GL_VERTEX_ARRAY );
- vglDeleteBuffersARB( 1, &aBufferObjectID );
+ this->OpenGLHelper.vglDeleteBuffersARB( 1, &aBufferObjectID );
if(this->BallEnabled) {
- vglDisableVertexAttribArrayARB(attribute_diams);
- vglDeleteBuffersARB( 2, &aDiamsID );
+ this->OpenGLHelper.vglDisableVertexAttribArrayARB(attribute_diams);
+ this->OpenGLHelper.vglDeleteBuffersARB( 1, &aDiamsID );
}
+#endif
} else { // there are no extensions
glColorPointer( 4, GL_FLOAT, sizeof(VTK::TVertex), aVertexArr );
glVertexPointer( 3, GL_FLOAT, sizeof(VTK::TVertex),
}
this->UpdateProgress(1.0);
- return noAbort;
}
