From e3fe1f0d007e7306ac3b20bd99b3a7debbf91fcd Mon Sep 17 00:00:00 2001 From: Erik de Bruijn Date: Tue, 8 May 2012 17:27:45 +0200 Subject: [PATCH] =?UTF-8?q?Made=20a=20more=20granular=20configuration=20po?= =?UTF-8?q?ssible=20PREVENT=5FLENGTHY=5FEXTRUDE=EF=9C=88.=20You=20can=20no?= =?UTF-8?q?w=20decide=20to=20allow/disallow=20large=20length=20of=20extrus?= =?UTF-8?q?ions=20to=20be=20executed.?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Turning off the protection might be beneficial to those who want to do fast and long reversals. --- Marlin/Configuration.h | 3 +++ Marlin/planner.cpp | 2 ++ 2 files changed, 5 insertions(+) diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h index f15876770e..880d48a7d2 100644 --- a/Marlin/Configuration.h +++ b/Marlin/Configuration.h @@ -108,6 +108,9 @@ //this prevents dangerous Extruder moves, i.e. if the temperature is under the limit //can be software-disabled for whatever purposes by #define PREVENT_DANGEROUS_EXTRUDE +//if PREVENT_DANGEROUS_EXTRUDE is on, you can still disable (uncomment) very long bits of extrusion separately. +#define PREVENT_LENGTHY_EXTRUDE + #define EXTRUDE_MINTEMP 170 #define EXTRUDE_MAXLENGTH (X_MAX_LENGTH+Y_MAX_LENGTH) //prevent extrusion of very large distances. diff --git a/Marlin/planner.cpp b/Marlin/planner.cpp index cfb503deb8..b620589533 100644 --- a/Marlin/planner.cpp +++ b/Marlin/planner.cpp @@ -495,12 +495,14 @@ void plan_buffer_line(const float &x, const float &y, const float &z, const floa SERIAL_ECHO_START; SERIAL_ECHOLNPGM(MSG_ERR_COLD_EXTRUDE_STOP); } + #ifdef PREVENT_LENGTHY_EXTRUDE if(labs(target[E_AXIS]-position[E_AXIS])>axis_steps_per_unit[E_AXIS]*EXTRUDE_MAXLENGTH) { position[E_AXIS]=target[E_AXIS]; //behave as if the move really took place, but ignore E part SERIAL_ECHO_START; SERIAL_ECHOLNPGM(MSG_ERR_LONG_EXTRUDE_STOP); } + #endif #endif // Prepare to set up new block