• // Salvataggio stato opengl
•glGetIntegerv(
GL_DRAW_BUFFER, &oldDrawBuffer );
•glGetIntegerv(
GL_DEPTH_FUNC, &oldDepthFunc );
•glGetIntegerv(
GL_LINE_STIPPLE_PATTERN,
• &oldLineStippleP );
•glGetIntegerv(
GL_LINE_STIPPLE_REPEAT ,
• & oldLineStippleR );