Creates a layouts/ folder for keymaps shared between keyboards (#1609)

* include variables and .h files as pp directives

* start layout compilation

* split ergodoxes up

* don't compile all layouts for everything

* might seg fault

* reset layouts variable

* actually reset layouts

* include rules.mk instead

* remove includes from rules.mk

* update variable setting

* load visualizer from path

* adds some more examples

* adds more layouts

* more boards added

* more boards added

* adds documentation for layouts

* use lowercase names for LAYOUT_

* add layout.json files for each layout

* add community folder, default keymaps for layouts

* touch-up default layouts

* touch-up layouts, some keyboard rules.mk

* update documentation for layouts

* fix up serial/i2c switches

1 files changed, 33 insertions, 0 deletions

diff --git a/layouts/community/ergodox/333fred/visualizer.c b/layouts/community/ergodox/333fred/visualizer.c
new file mode 100644
index 000000000..2a30562ae
--- /dev/null
+++ b/layouts/community/ergodox/333fred/visualizer.c
@@ -0,0 +1,33 @@
+/*
+Note: this is a modified copy of ../default/visualizer.c, originally licensed GPL.
+*/
+
+#include "simple_visualizer.h"
+
+// This function should be implemented by the keymap visualizer
+// Don't change anything else than state->target_lcd_color and state->layer_text as that's the only thing
+// that the simple_visualizer assumes that you are updating
+// Also make sure that the buffer passed to state->layer_text remains valid until the previous animation is
+// stopped. This can be done by either double buffering it or by using constant strings
+static void get_visualizer_layer_and_color(visualizer_state_t* state) {
+    uint8_t saturation = 60;
+    if (state->status.leds & (1u << USB_LED_CAPS_LOCK)) {
+        saturation = 255;
+    }
+    if (state->status.layer & 0x10) {
+        state->target_lcd_color = LCD_COLOR(140, 100, 60);
+        state->layer_text = "Movement";
+    } else if (state->status.layer & 0x8) {
+        state->target_lcd_color = LCD_COLOR(0, saturation, 0xFF);
+        state->layer_text = "Media";
+    } else if (state->status.layer & 0x4) {
+        state->target_lcd_color = LCD_COLOR(168, saturation, 0xFF);
+        state->layer_text = "Symbol";
+    } else if (state->status.layer & 0x2) {
+        state->target_lcd_color = LCD_COLOR(216, 90, 0xFF);
+        state->layer_text = "Code";
+    } else {
+        state->target_lcd_color = LCD_COLOR(84, saturation, 0xFF);
+        state->layer_text = "Default";
+    }
+}