From c422b439f0615be638d69bc11c5e70d32a8da6cc Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Fri, 10 Aug 2012 17:21:46 +0100
Subject: [PATCH] refresh (create temporary patch)

---
 meta                 |  5 ++-
 patches/refresh-temp | 90 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 93 insertions(+), 2 deletions(-)
 create mode 100644 patches/refresh-temp

diff --git a/meta b/meta
index cc10908..89f14e5 100644
--- a/meta
+++ b/meta
@@ -1,6 +1,6 @@
 Version: 1
-Previous: ac724a24a64717981d6de01f0a7498883bbf393d
-Head: cbcc7aa58ad53444050f92de0db19bfd10d1e99c
+Previous: b0e82293849440d91ef1375c8125979436543258
+Head: ba401ebd0b06f63d60a4f3480073109df95dfa0b
 Applied:
   marlin-pde-include-comment-for: 5b815da4d7f0a5bf87fbd2e70286f928e87b4d0d
   add-to-marlin-gitignore: 79afa80f1a7740edceceb4a4deda713d9b55960e
@@ -11,6 +11,7 @@ Applied:
   enable-eeprom-settings: 90e370bcce40d48795f310379a556beda3c0b294
   eeprom-provide-smaller-code-fo: 0fbea35eb16f424788f2eb30d8a49dd3808f7a73
   homeaxis-function: cbcc7aa58ad53444050f92de0db19bfd10d1e99c
+  refresh-temp: ba401ebd0b06f63d60a4f3480073109df95dfa0b
 Unapplied:
   m206-save-values-in-eeprom: 94f5db01474efcbab9861266b525673769975493
 Hidden:
diff --git a/patches/refresh-temp b/patches/refresh-temp
new file mode 100644
index 0000000..6889599
--- /dev/null
+++ b/patches/refresh-temp
@@ -0,0 +1,90 @@
+Bottom: 36e31553d776fe0068394d49b207ca63596f8dbb
+Top:    8b7597d0f1ac793cc0fe323614e4d4e5fabead5b
+Author: Ian Jackson <ijackson@chiark.greenend.org.uk>
+Date:   2012-08-10 17:21:46 +0100
+
+Refresh of homeaxis-function
+
+---
+
+diff --git a/Marlin/Marlin.pde b/Marlin/Marlin.pde
+index a854714..c6dadfc 100644
+--- a/Marlin/Marlin.pde
++++ b/Marlin/Marlin.pde
+@@ -559,6 +559,9 @@ static const PROGMEM type array##_P[3] = { X_##CONFIG, Y_##CONFIG, Z_##CONFIG };
+ XYZ_CONSTS_FROM_CONFIG(float, base_min_pos,    MIN_POS);
+ XYZ_CONSTS_FROM_CONFIG(float, base_max_pos,    MAX_POS);
+ XYZ_CONSTS_FROM_CONFIG(float, base_home_pos,   HOME_POS);
++XYZ_CONSTS_FROM_CONFIG(float, max_length,      MAX_LENGTH);
++XYZ_CONSTS_FROM_CONFIG(float, home_retract_mm, HOME_RETRACT_MM);
++XYZ_CONSTS_FROM_CONFIG(signed char, home_dir,  HOME_DIR);
+ 
+ static void axis_is_at_home(int axis) {
+   current_position[axis] = XYZ_CONFIG(float, base_home_pos,axis) + add_homeing[axis];
+@@ -566,32 +569,41 @@ static void axis_is_at_home(int axis) {
+   max_pos[axis] = XYZ_CONFIG(float, base_max_pos, axis) + add_homeing[axis];
+ }
+ 
+-#define HOMEAXIS(LETTER) \
+-  if ((LETTER##_MIN_PIN > -1 && LETTER##_HOME_DIR==-1) || (LETTER##_MAX_PIN > -1 && LETTER##_HOME_DIR==1))\
+-    { \
+-    current_position[LETTER##_AXIS] = 0; \
+-    plan_set_position(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]); \
+-    destination[LETTER##_AXIS] = 1.5 * LETTER##_MAX_LENGTH * LETTER##_HOME_DIR; \
+-    feedrate = homing_feedrate[LETTER##_AXIS]; \
+-    plan_buffer_line(destination[X_AXIS], destination[Y_AXIS], destination[Z_AXIS], destination[E_AXIS], feedrate/60, active_extruder); \
+-    st_synchronize();\
+-    \
+-    current_position[LETTER##_AXIS] = 0;\
+-    plan_set_position(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]);\
+-    destination[LETTER##_AXIS] = -LETTER##_HOME_RETRACT_MM * LETTER##_HOME_DIR;\
+-    plan_buffer_line(destination[X_AXIS], destination[Y_AXIS], destination[Z_AXIS], destination[E_AXIS], feedrate/60, active_extruder); \
+-    st_synchronize();\
+-    \
+-    destination[LETTER##_AXIS] = 2*LETTER##_HOME_RETRACT_MM * LETTER##_HOME_DIR;\
+-    feedrate = homing_feedrate[LETTER##_AXIS]/2 ;  \
+-    plan_buffer_line(destination[X_AXIS], destination[Y_AXIS], destination[Z_AXIS], destination[E_AXIS], feedrate/60, active_extruder); \
+-    st_synchronize();\
+-    \
+-    axis_is_at_home(LETTER##_AXIS);					\
+-    destination[LETTER##_AXIS] = current_position[LETTER##_AXIS]; \
+-    feedrate = 0.0;\
+-    endstops_hit_on_purpose();\
++static void homeaxis(int axis) {
++#define HOMEAXIS_DO_BIT(LETTER) \
++  ((LETTER##_MIN_PIN > -1 && LETTER##_HOME_DIR==-1) || (LETTER##_MAX_PIN > -1 && LETTER##_HOME_DIR==1) ? 1 << LETTER##_AXIS : 0)
++
++  static PROGMEM const unsigned char doaxis =
++    HOMEAXIS_DO_BIT(X) | 
++    HOMEAXIS_DO_BIT(Y) |
++    HOMEAXIS_DO_BIT(Z);
++
++  if (doaxis & (1<<axis)) {
++    current_position[axis] = 0;
++    plan_set_position(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]);
++    destination[axis] = 1.5 * max_length[axis] * home_dir[axis];
++    feedrate = homing_feedrate[axis];
++    plan_buffer_line(destination[X_AXIS], destination[Y_AXIS], destination[Z_AXIS], destination[E_AXIS], feedrate/60, active_extruder);
++    st_synchronize();
++   
++    current_position[axis] = 0;
++    plan_set_position(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]);
++    destination[axis] = -home_retract_mm[axis] * home_dir[axis];
++    plan_buffer_line(destination[X_AXIS], destination[Y_AXIS], destination[Z_AXIS], destination[E_AXIS], feedrate/60, active_extruder);
++    st_synchronize();
++   
++    destination[axis] = 2*home_retract_mm[axis] * home_dir[axis];
++    feedrate = homing_feedrate[axis]/2 ; 
++    plan_buffer_line(destination[X_AXIS], destination[Y_AXIS], destination[Z_AXIS], destination[E_AXIS], feedrate/60, active_extruder);
++    st_synchronize();
++   
++    axis_is_at_home(axis);					
++    destination[axis] = current_position[axis];
++    feedrate = 0.0;
++    endstops_hit_on_purpose();
+   }
++}
++#define HOMEAXIS(LETTER) homeaxis(LETTER##_AXIS)
+ 
+ void process_commands()
+ {
-- 
2.30.2