From 37e5ff7757f753516b5fca5aa345f6d112f8b2fa Mon Sep 17 00:00:00 2001
From: Kattni Rembor <kattni@adafruit.com>
Date: Fri, 8 May 2020 13:25:52 -0400
Subject: [PATCH 1/3] Update colorwheel from GRB to RGB.

---
 shared-bindings/_pixelbuf/__init__.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/shared-bindings/_pixelbuf/__init__.c b/shared-bindings/_pixelbuf/__init__.c
index 424ed23e4cc09..394ab3a9df5aa 100644
--- a/shared-bindings/_pixelbuf/__init__.c
+++ b/shared-bindings/_pixelbuf/__init__.c
@@ -69,10 +69,10 @@ const int32_t colorwheel(float pos) {
         pos = pos - ((uint32_t)(pos / 256) * 256);
     }
     if (pos < 85)
-        return (uint8_t)(pos * 3) << 16 | (uint8_t)(255 - (pos * 3)) << 8;
+        return (uint8_t)(255 - (pos * 3)) << 16 | (uint8_t)(pos * 3);
     else if (pos < 170) {
         pos -= 85;
-        return (uint8_t)(255 - (pos * 3)) << 16 | (uint8_t)(pos * 3);
+        return (uint8_t)(pos * 3) << 16 | (uint8_t)(255 - (pos * 3)) << 8;
     } else {
         pos -= 170;
         return (uint8_t)(pos * 3) << 8 | (uint8_t)(255 - pos * 3);

From a83d1d7b4b8f5ad1220a9ce9a4a08d8f50116bab Mon Sep 17 00:00:00 2001
From: Kattni Rembor <kattni@adafruit.com>
Date: Fri, 8 May 2020 14:44:41 -0400
Subject: [PATCH 2/3] Update wheel to colorwheel and fix RGB order.

---
 shared-bindings/_pixelbuf/__init__.c | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/shared-bindings/_pixelbuf/__init__.c b/shared-bindings/_pixelbuf/__init__.c
index 394ab3a9df5aa..744a8a2b86979 100644
--- a/shared-bindings/_pixelbuf/__init__.c
+++ b/shared-bindings/_pixelbuf/__init__.c
@@ -53,36 +53,39 @@
 //|     PixelBuf
 
 
-//| .. function:: wheel(n)
+//| .. function:: colorwheel(n)
 //|
 //|     C implementation of the common wheel() function found in many examples.
 //|     Returns the colorwheel RGB value as an integer value for n (usable in :py:class:`PixelBuf`, neopixel, and dotstar).
 //|
+//| .. function:: wheel(n)
+//|     Use of wheel() is deprecated. Please use colorwheel().
 
-STATIC mp_obj_t pixelbuf_wheel(mp_obj_t n) {
+STATIC mp_obj_t pixelbuf_colorwheel(mp_obj_t n) {
     return MP_OBJ_NEW_SMALL_INT(colorwheel(MP_OBJ_IS_SMALL_INT(n) ? MP_OBJ_SMALL_INT_VALUE(n) : mp_obj_float_get(n)));
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(pixelbuf_wheel_obj, pixelbuf_wheel);
+STATIC MP_DEFINE_CONST_FUN_OBJ_1(pixelbuf_colorwheel_obj, pixelbuf_colorwheel);
 
 const int32_t colorwheel(float pos) {
     if (pos > 255) {
         pos = pos - ((uint32_t)(pos / 256) * 256);
     }
     if (pos < 85)
-        return (uint8_t)(255 - (pos * 3)) << 16 | (uint8_t)(pos * 3);
+        return (uint8_t)(255 - (pos * 3)) << 16 | (uint8_t)(pos * 3) << 8;
     else if (pos < 170) {
         pos -= 85;
-        return (uint8_t)(pos * 3) << 16 | (uint8_t)(255 - (pos * 3)) << 8;
+        return (uint8_t)(255 - (pos * 3)) << 8 | (uint8_t)(pos * 3);
     } else {
         pos -= 170;
-        return (uint8_t)(pos * 3) << 8 | (uint8_t)(255 - pos * 3);
+        return (uint8_t)(pos * 3) << 16 | (uint8_t)(255 - (pos * 3));
     }
 }
 
 STATIC const mp_rom_map_elem_t pixelbuf_module_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR__pixelbuf) },
     { MP_ROM_QSTR(MP_QSTR_PixelBuf), MP_ROM_PTR(&pixelbuf_pixelbuf_type) },
-    { MP_ROM_QSTR(MP_QSTR_wheel), MP_ROM_PTR(&pixelbuf_wheel_obj) },
+    { MP_ROM_QSTR(MP_QSTR_wheel), MP_ROM_PTR(&pixelbuf_colorwheel_obj) },
+    { MP_ROM_QSTR(MP_QSTR_colorwheel), MP_ROM_PTR(&pixelbuf_colorwheel_obj) },
 };
 
 STATIC MP_DEFINE_CONST_DICT(pixelbuf_module_globals, pixelbuf_module_globals_table);

From 8d00d99ca012fd0298dcfb67bb28262004c43e73 Mon Sep 17 00:00:00 2001
From: Dan Halbert <halbert@adafruit.com>
Date: Fri, 8 May 2020 22:51:21 -0400
Subject: [PATCH 3/3] Shrink hallowing_m0_express to fit ko build

---
 ports/atmel-samd/boards/hallowing_m0_express/mpconfigboard.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ports/atmel-samd/boards/hallowing_m0_express/mpconfigboard.mk b/ports/atmel-samd/boards/hallowing_m0_express/mpconfigboard.mk
index af4a5a2932a47..875d23f9b7626 100644
--- a/ports/atmel-samd/boards/hallowing_m0_express/mpconfigboard.mk
+++ b/ports/atmel-samd/boards/hallowing_m0_express/mpconfigboard.mk
@@ -20,7 +20,7 @@ CIRCUITPY_I2CSLAVE = 0
 CIRCUITPY_ROTARYIO = 0
 CIRCUITPY_RTC = 0
 
-CFLAGS_INLINE_LIMIT = 60
+CFLAGS_INLINE_LIMIT = 55
 SUPEROPT_GC = 0
 
 # Include these Python libraries in firmware.