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Adding variable width state variable width.

- Allows for RAM space savings on small microcontrollers at the expense of macro length and number of macros/key assignments
This commit is contained in:
Jacob Alexander 2014-09-11 10:54:50 -07:00
parent c169097ccf
commit c7934c7224
2 changed files with 31 additions and 12 deletions

View File

@ -30,6 +30,27 @@
// ----- Types -----
// - NOTE -
// It is possible to change the maximum state and indexing positions of the state machine.
// This usually affects the SRAM usage quite a bit, so it can be used to fit the code on smaller uCs
// Or to allow for nearly infinite states.
// TODO Make selectable from layout variable
//typedef uint32_t var_uint_t;
typedef uint16_t var_uint_t;
//typedef uint8_t var_uint_t;
// - NOTE -
// Native pointer length
// This needs to be defined per microcontroller
// e.g. mk20s -> 32 bit
// atmega -> 16 bit
typedef uint32_t nat_ptr_t;
//typedef uint16_t nat_ptr_t;
// ----- Structs -----
// -- Result Macro
@ -47,7 +68,7 @@
// ResultMacro struct, one is created per ResultMacro, no duplicates
typedef struct ResultMacro {
const uint8_t *guide;
unsigned int pos;
var_uint_t pos;
uint8_t state;
uint8_t stateType;
} ResultMacro;
@ -94,8 +115,8 @@ typedef enum TriggerMacroState {
// TriggerMacro struct, one is created per TriggerMacro, no duplicates
typedef struct TriggerMacro {
const uint8_t *guide;
unsigned int result;
unsigned int pos;
var_uint_t result;
var_uint_t pos;
TriggerMacroState state;
} TriggerMacro;
@ -168,7 +189,7 @@ typedef struct Capability {
// * layer - basename of the layer
// * scanCode - Hex value of the scanCode
// * triggerList - Trigger List (see Trigger Lists)
#define Define_TL( layer, scanCode ) const unsigned int layer##_tl_##scanCode[]
#define Define_TL( layer, scanCode ) const nat_ptr_t layer##_tl_##scanCode[]
@ -192,7 +213,7 @@ typedef struct Capability {
// The name is defined for cli debugging purposes (Null terminated string)
typedef struct Layer {
const unsigned int **triggerMap;
const nat_ptr_t **triggerMap;
const char *name;
const uint8_t max;
uint8_t state;

View File

@ -285,8 +285,6 @@ void Macro_layerShift_capability( uint8_t state, uint8_t stateType, uint8_t *arg
if ( stateType == 0x00 && ( state == 0x00 || state == 0x02 ) ) // Only pass press or release conditions
return;
print("YAY");
// Get layer index from arguments
// Cast pointer to uint8_t to unsigned int then access that memory location
uint16_t layer = *(uint16_t*)(&args[0]);
@ -300,7 +298,7 @@ void Macro_layerShift_capability( uint8_t state, uint8_t stateType, uint8_t *arg
// Looks up the trigger list for the given scan code (from the active layer)
// NOTE: Calling function must handle the NULL pointer case
unsigned int *Macro_layerLookup( uint8_t scanCode )
nat_ptr_t *Macro_layerLookup( uint8_t scanCode )
{
// If no trigger macro is defined at the given layer, fallthrough to the next layer
for ( unsigned int layerIndex = 0; layerIndex < macroLayerIndexStackSize; layerIndex++ )
@ -322,7 +320,7 @@ unsigned int *Macro_layerLookup( uint8_t scanCode )
if ( (layer->state & 0x01) ^ (latch>>1) ^ ((layer->state & 0x04)>>2) )
{
// Lookup layer
unsigned int **map = (unsigned int**)layer->triggerMap;
nat_ptr_t **map = (nat_ptr_t**)layer->triggerMap;
// Determine if layer has key defined
if ( map != 0 && *map[ scanCode ] != 0 )
@ -331,7 +329,7 @@ unsigned int *Macro_layerLookup( uint8_t scanCode )
}
// Do lookup on default layer
unsigned int **map = (unsigned int**)LayerIndex[0].triggerMap;
nat_ptr_t **map = (nat_ptr_t**)LayerIndex[0].triggerMap;
// Determine if layer has key defined
if ( map == 0 && *map[ scanCode ] == 0 )
@ -806,10 +804,10 @@ inline void Macro_updateTriggerMacroPendingList()
continue;
// Lookup Trigger List
unsigned int *triggerList = Macro_layerLookup( macroTriggerListBuffer[ key ].scanCode );
nat_ptr_t *triggerList = Macro_layerLookup( macroTriggerListBuffer[ key ].scanCode );
// Number of Triggers in list
unsigned int triggerListSize = triggerList[0];
nat_ptr_t triggerListSize = triggerList[0];
// Iterate over triggerList to see if any TriggerMacros need to be added
// First item is the number of items in the TriggerList