/* Render the leaf with buffer objects. */
void VertexBufferLeaf::renderBufferObject( VertexBufferState& state ) const
{
GLuint buffers[4];
for( int i = 0; i < 4; ++i )
buffers[i] =
state.getBufferObject( reinterpret_cast< const char* >(this) + i );
if( buffers[VERTEX_OBJECT] == state.INVALID ||
buffers[NORMAL_OBJECT] == state.INVALID ||
buffers[COLOR_OBJECT] == state.INVALID ||
buffers[INDEX_OBJECT] == state.INVALID )
setupRendering( state, buffers );
if( state.useColors() )
{
glBindBuffer( GL_ARRAY_BUFFER, buffers[COLOR_OBJECT] );
glColorPointer( 4, GL_UNSIGNED_BYTE, 0, 0 );
}
glBindBuffer( GL_ARRAY_BUFFER, buffers[NORMAL_OBJECT] );
glNormalPointer( GL_FLOAT, 0, 0 );
glBindBuffer( GL_ARRAY_BUFFER, buffers[VERTEX_OBJECT] );
glVertexPointer( 3, GL_FLOAT, 0, 0 );
glBindBuffer( GL_ELEMENT_ARRAY_BUFFER, buffers[INDEX_OBJECT] );
glDrawElements( GL_TRIANGLES, GLsizei( _indexLength ), GL_UNSIGNED_SHORT, 0 );
}
/* Render the leaf with a display list. */
inline
void VertexBufferLeaf::renderDisplayList( VertexBufferState& state ) const
{
char* key = (char*)( this );
if( state.useColors( ))
++key;
GLuint displayList = state.getDisplayList( key );
if( displayList == state.INVALID )
setupRendering( state, &displayList );
glCallList( displayList );
}
// Start the application
void ClientMain::start()
{
setupComponents();
setupRendering();
initComponents();
}
