aDisplay doesn't display vLine but qualified.
// Qualified: 20190710 // // // // // int aDisplayControls_wmpaint_display_threeD_proc ( HWND hWnd, HDC hDC, PAINTSTRUCT* ps, UINT uMsg, WPARAM wParam, LPARAM lParam ) { static vLine** l_lines = nullptr; static int line_num = 0; if ( memorized_CurveLines == 0 ) return -1; // if ( l_lines != nullptr ) return 2; printf("Allocation of local lines: %d %d\r\n", line_num, CurveLines->numPS ); // Allocation: 20190708 if ( line_num == 0 ) { l_lines = (vLine**) malloc( sizeof(vLine*) * ( CurveLines->numPS + 1 ) ); for( int i=0; inumPS; i++ ) { // x vLine* allocation_line = (vLine*) malloc ( sizeof(vLine) * 1 ); // x vLine* allocation_line = new vLine(); l_lines[i] = (vLine*) new vLine(); } line_num = CurveLines->numPS; printf( "Allocated: 0 \r\n" ); } else if ( line_num <= CurveLines->numPS ) { l_lines = (vLine**) realloc( l_lines, sizeof(vLine*) * CurveLines->numPS ); for( int i=line_num; i numPS; i++ ) { l_lines[i] = new vLine(); } line_num = CurveLines->numPS; } printf("local lines:\r\n"); for( int i=0; i<line_num; i++ ) { printf("i: %d ", i ); l_lines[i]->print(); // l_lines[i]->p1->print(); // l_lines[i]->p2->print(); } printf("aDisplayControls_wmpaint_display_threeD_proc ends\r\n"); }