I think you means here , right ?

	if (resized_) {
#ifndef USING_GLES2
		if (g_Config.iInternalResolution == 0) {
			glLineWidth(std::max(1, (int)(PSP_CoreParameter().renderWidth / 480)));
			glPointSize(std::max(1.0f, (float)(PSP_CoreParameter().renderWidth / 480.f)));
		} else {
			glLineWidth(g_Config.iInternalResolution);
			glPointSize((float)g_Config.iInternalResolution);
		}
#endif 
		ClearBuffer();
		DestroyDraw2DProgram();
	}