From fb7f6ae043a4dbe84c357bddebc382a31a300397 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Thu, 9 Aug 2012 19:09:35 +0100
Subject: [PATCH] refresh (create temporary patch)

---
 meta                 |  5 ++-
 patches/refresh-temp | 99 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 102 insertions(+), 2 deletions(-)
 create mode 100644 patches/refresh-temp

diff --git a/meta b/meta
index 3145f0d..5589884 100644
--- a/meta
+++ b/meta
@@ -1,6 +1,6 @@
 Version: 1
-Previous: f0b77d1b0d27b29e6c1f0f154d446e060866310b
-Head: 2b3d05b5970c73c0e075fceacfc1650acf0213ab
+Previous: 371e4589468a6fe9c8aba7de678834a1419c940d
+Head: 1fe642a78f65e038fdbe18d1bcac2d5eb40a9a97
 Applied:
   marlin-pde-include-comment-for: 121f976406e6921f5b511f6dc4882985cf4b4133
   add-to-marlin-gitignore: 6a0fad50983c4fb5b60173ae96a6eb96ae9d4976
@@ -11,6 +11,7 @@ Applied:
   eeprom-provide-smaller-code-fo: 734e4f2645cecfee83e7ac0cb12ffe2a393f5f91
   m206-save-values-in-eeprom: edd3bb378915a4d3e17e3425db249807c73cc223
   homeaxis-function: 2b3d05b5970c73c0e075fceacfc1650acf0213ab
+  refresh-temp: 1fe642a78f65e038fdbe18d1bcac2d5eb40a9a97
 Unapplied:
   enable-eeprom-settings: d8e404a6e1984efdaa7ede947fed09a0bcf9051c
 Hidden:
diff --git a/patches/refresh-temp b/patches/refresh-temp
new file mode 100644
index 0000000..cb50bd9
--- /dev/null
+++ b/patches/refresh-temp
@@ -0,0 +1,99 @@
+Bottom: 52539e835a54ac0f6858a1c830cc03875bec4769
+Top:    f693fc0a7b28acd01a23db82f7889d14d5516822
+Author: Ian Jackson <ijackson@chiark.greenend.org.uk>
+Date:   2012-08-09 19:09:35 +0100
+
+Refresh of homeaxis-function
+
+---
+
+diff --git a/Marlin/Marlin.pde b/Marlin/Marlin.pde
+index 9bcbf21..7b24e3b 100644
+--- a/Marlin/Marlin.pde
++++ b/Marlin/Marlin.pde
+@@ -552,9 +552,15 @@ bool code_seen(char code)
+   return (strchr_pointer != NULL);  //Return True if a character was found
+ }
+ 
+-static const PROGMEM float base_min_pos[3] = { X_MIN_POS, Y_MIN_POS, Z_MIN_POS };
+-static const PROGMEM float base_max_pos[3] = { X_MAX_POS, Y_MAX_POS, Z_MAX_POS };
+-static const PROGMEM float base_home_pos[3] = { X_HOME_POS, Y_HOME_POS, Z_HOME_POS };
++#define XYZ_CONSTS_FROM_CONFIG(type, array, CONFIG) \
++static const PROGMEM type array[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] = base_home_pos[axis] + add_homeing[axis];
+@@ -564,32 +570,41 @@ static void axis_is_at_home(int axis) {
+   else 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 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