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Refine ACT_LAYER and ACT_LAYER_TAP

Browse Source 
- Remove ACT_LAYER_BITOP
example_keyboards
tmk 12 years ago
parent 10f33a3e48
commit cc8e66754b
8 changed files with 263 additions and 315 deletions
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199
common/action.c
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@ -50,14 +50,19 @@ void action_exec(keyevent_t event)
void process_action(keyrecord_t *record)
{
keyevent_t event = record->event;
#ifndef NO_ACTION_TAPPING
uint8_t tap_count = record->tap.count;
#endif
if (IS_NOEVENT(event)) { return; }
action_t action = layer_switch_get_action(event.key);
debug("ACTION: "); debug_action(action);
debug(" keymaps: "); keymap_debug();
debug(" default_layer: "); debug_dec(default_layer); debug("\n");
#ifndef NO_ACTION_LAYER
debug(" layer_state: "); layer_debug();
debug(" default_layer_state: "); default_layer_debug();
#endif
debug("\n");
switch (action.kind.id) {
/* Key and Mods */
@ -92,7 +97,7 @@ void process_action(keyrecord_t *record)
{
uint8_t mods = (action.kind.id == ACT_LMODS_TAP) ? action.key.mods :
action.key.mods<<4;
switch (action.layer.code) {
switch (action.layer_tap.code) {
#ifndef NO_ACTION_ONESHOT
case 0x00:
// Oneshot modifier
@ -200,163 +205,86 @@ void process_action(keyrecord_t *record)
#endif
#ifndef NO_ACTION_LAYER
case ACT_LAYER:
case ACT_LAYER1:
switch (action.layer.code) {
/* Keymap clear */
case OP_RESET:
switch (action.layer.val & 0x03) {
case 0:
// NOTE: reserved
keymap_clear();
break;
case ON_PRESS:
if (event.pressed) {
keymap_clear();
}
break;
case ON_RELEASE:
if (action.layer_bitop.on == 0) {
/* Default Layer Bitwise Operation */
if (!event.pressed) {
keymap_clear();
uint8_t shift = action.layer_bitop.part*4;
uint32_t bits = ((uint32_t)action.layer_bitop.bits)<<shift;
uint32_t mask = (action.layer_bitop.xbit) ? ~(((uint32_t)0xf)<<shift) : 0;
switch (action.layer_bitop.op) {
case OP_BIT_AND: default_layer_and(bits | mask); break;
case OP_BIT_OR: default_layer_or(bits | mask); break;
case OP_BIT_XOR: default_layer_xor(bits | mask); break;
case OP_BIT_SET: default_layer_and(mask); default_layer_or(bits); break;
}
break;
case ON_BOTH:
keymap_clear();
break;
/* NOTE: 4-7 rserved */
}
break;
/* Keymap Reset default layer */
case (OP_RESET | ON_PRESS):
if (event.pressed) {
default_layer_set(action.layer.val);
}
break;
case (OP_RESET | ON_RELEASE):
if (!event.pressed) {
default_layer_set(action.layer.val);
}
break;
case (OP_RESET | ON_BOTH):
default_layer_set(action.layer.val);
break;
/* Keymap Bit invert */
case OP_INV:
/* with tap toggle */
} else {
/* Layer Bitwise Operation */
if (event.pressed ? (action.layer_bitop.on & ON_PRESS) :
(action.layer_bitop.on & ON_RELEASE)) {
uint8_t shift = action.layer_bitop.part*4;
uint32_t bits = ((uint32_t)action.layer_bitop.bits)<<shift;
uint32_t mask = (action.layer_bitop.xbit) ? ~(((uint32_t)0xf)<<shift) : 0;
switch (action.layer_bitop.op) {
case OP_BIT_AND: layer_and(bits | mask); break;
case OP_BIT_OR: layer_or(bits | mask); break;
case OP_BIT_XOR: layer_xor(bits | mask); break;
case OP_BIT_SET: layer_and(mask); layer_or(bits); break;
}
}
}
break;
#ifndef NO_ACTION_TAPPING
case ACT_LAYER_TAP:
case ACT_LAYER_TAP1:
switch (action.layer_tap.code) {
case OP_TAP_TOGGLE:
/* tap toggle */
if (event.pressed) {
if (tap_count < TAPPING_TOGGLE) {
debug("KEYMAP_INV: tap toggle(press).\n");
keymap_invert(action.layer.val);
layer_invert(action.layer_tap.val);
}
} else {
if (tap_count <= TAPPING_TOGGLE) {
debug("KEYMAP_INV: tap toggle(release).\n");
keymap_invert(action.layer.val);
layer_invert(action.layer_tap.val);
}
}
break;
case (OP_INV | ON_PRESS):
if (event.pressed) {
keymap_invert(action.layer.val);
}
case OP_ON_OFF:
event.pressed ? layer_on(action.layer_tap.val) :
layer_off(action.layer_tap.val);
break;
case (OP_INV | ON_RELEASE):
if (!event.pressed) {
keymap_invert(action.layer.val);
}
case OP_OFF_ON:
event.pressed ? layer_off(action.layer_tap.val) :
layer_on(action.layer_tap.val);
break;
case (OP_INV | ON_BOTH):
keymap_invert(action.layer.val);
case OP_SET_CLEAR:
event.pressed ? layer_move(action.layer_tap.val) :
layer_clear();
break;
/* Keymap Bit on */
case OP_ON:
if (event.pressed) {
keymap_on(action.layer.val);
} else {
keymap_off(action.layer.val);
}
break;
case (OP_ON | ON_PRESS):
if (event.pressed) {
keymap_on(action.layer.val);
}
break;
case (OP_ON | ON_RELEASE):
if (!event.pressed) {
keymap_on(action.layer.val);
}
break;
case (OP_ON | ON_BOTH):
keymap_on(action.layer.val);
break;
/* Keymap Bit off */
case OP_OFF:
if (event.pressed) {
keymap_off(action.layer.val);
} else {
keymap_on(action.layer.val);
}
break;
case (OP_OFF | ON_PRESS):
if (event.pressed) {
keymap_off(action.layer.val);
}
break;
case (OP_OFF | ON_RELEASE):
if (!event.pressed) {
keymap_off(action.layer.val);
}
break;
case (OP_OFF | ON_BOTH):
keymap_off(action.layer.val);
break;
/* Keymap Bit set */
case OP_SET:
if (event.pressed) {
keymap_set(action.layer.val);
} else {
keymap_clear();
}
break;
case (OP_SET | ON_PRESS):
if (event.pressed) {
keymap_set(action.layer.val);
}
break;
case (OP_SET | ON_RELEASE):
if (!event.pressed) {
keymap_set(action.layer.val);
}
break;
case (OP_SET | ON_BOTH):
keymap_set(action.layer.val);
break;
/* Keymap Bit invert with tap key */
default:
/* tap key */
if (event.pressed) {
if (tap_count > 0) {
debug("KEYMAP_TAP_KEY: Tap: register_code\n");
register_code(action.layer.code);
register_code(action.layer_tap.code);
} else {
debug("KEYMAP_TAP_KEY: No tap: On on press\n");
keymap_on(action.layer.val);
layer_on(action.layer_tap.val);
}
} else {
if (tap_count > 0) {
debug("KEYMAP_TAP_KEY: Tap: unregister_code\n");
unregister_code(action.layer.code);
unregister_code(action.layer_tap.code);
} else {
debug("KEYMAP_TAP_KEY: No tap: Off on release\n");
keymap_off(action.layer.val);
layer_off(action.layer_tap.val);
}
}
break;
}
break;
#endif
#endif
/* Extentions */
#ifndef NO_ACTION_MACRO
@ -508,15 +436,9 @@ bool is_tap_key(key_t key)
switch (action.kind.id) {
case ACT_LMODS_TAP:
case ACT_RMODS_TAP:
case ACT_LAYER_TAP:
case ACT_LAYER_TAP1:
return true;
case ACT_LAYER:
switch (action.layer.code) {
case 0x04 ... 0xEF: /* tap key */
case OP_INV:
return true;
default:
return false;
}
case ACT_MACRO:
case ACT_FUNCTION:
if (action.func.opt & FUNC_TAP) { return true; }
@ -555,7 +477,8 @@ void debug_action(action_t action)
case ACT_USAGE: debug("ACT_USAGE"); break;
case ACT_MOUSEKEY: debug("ACT_MOUSEKEY"); break;
case ACT_LAYER: debug("ACT_LAYER"); break;
case ACT_LAYER_BITOP: debug("ACT_LAYER_BITOP"); break;
case ACT_LAYER_TAP: debug("ACT_LAYER_TAP"); break;
case ACT_LAYER_TAP1: debug("ACT_LAYER_TAP1"); break;
case ACT_MACRO: debug("ACT_MACRO"); break;
case ACT_COMMAND: debug("ACT_COMMAND"); break;
case ACT_FUNCTION: debug("ACT_FUNCTION"); break;

162
common/action.h
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@ -63,11 +63,19 @@ typedef union {
uint8_t mods :4;
uint8_t kind :4;
} key;
struct action_layer {
struct action_layer_bitop {
uint8_t bits :4;
uint8_t xbit :1;
uint8_t part :3;
uint8_t on :2;
uint8_t op :2;
uint8_t kind :4;
} layer_bitop;
struct action_layer_tap {
uint8_t code :8;
uint8_t val :5;
uint8_t kind :3;
} layer;
} layer_tap;
struct action_usage {
uint16_t code :10;
uint8_t page :2;
@ -171,39 +179,26 @@ void debug_action(action_t action);
* Layer Actions(10XX)
* -------------------
* ACT_LAYER:
* 1000|--xx|0000 0000 Clear keyamp
* 100X|LLLL|0000 00xx Reset default layer and clear keymap
* 100X|LLLL| keycode Invert with tap key
* 100X|LLLL|1111 0000 Invert with tap toggle
* 100X|LLLL|1111 00xx Invert[^= 1<<L]
* 100X|LLLL|1111 0100 On/Off
* 100X|LLLL|1111 01xx On[|= 1<<L]
* 100X|LLLL|1111 1000 Off/On
* 100X|LLLL|1111 10xx Off[&= ~(1<<L)]
* 100X|LLLL|1111 1100 Set/Clear
* 100X|LLLL|1111 11xx Set[= 1<<L]
* XLLLL: Layer 0-31
* xx: On {00:for special use, 01:press, 10:release, 11:both}
* 1000|oo00|pppx BBBB Default Layer Bitwise operation
* oo: operation(00:AND, 01:OR, 10:XOR, 11:SET)
* ppp: 4-bit chunk part(0-7)
* xBBBB: bits and extra bit
* 1000|ooee|pppx BBBB Layer Bitwise Operation
* oo: operation(00:AND, 01:OR, 10:XOR, 11:SET)
* ppp: 4-bit chunk part(0-7)
* xBBBB: bits and extra bit
* ee: on event(00:default layer, 01:press, 10:release, 11:both)
*
* ACT_LAYER_TAP:
* 101x|LLLL| keycode Invert with tap key
* 101x|LLLL|1110 xxxx Reserved(0xE0-EF)
* 101x|LLLL|1111 0000 Invert with tap toggle(0xF0)
* 101x|LLLL|1111 0001 On Off
* 101x|LLLL|1111 0010 Off On
* 101x|LLLL|1111 0011 Set Clear
* 101x|LLLL|1111 xxxx Reserved(0xF4-FF)
* xLLLL: layer(0-31)
*
* ACT_LAYER_BITOP:
* 101B|Booo|xxxx xxxx bit operation
* BB: operand. which part of layer state bits
* 00: 0-7th bit
* 01: 8-15th bit
* 10: 16-23th bit
* 11: 24-31th bit
* ooo: operation.
* 000: AND
* 001: OR
* 010: XOR
* 011:
* 100: LSHIFT
* 101: RSHIFT
* 110:
* 111:
* bbbb bbbb: bits
* layer_state |= (((layer_state>>(0bBB*8)) & 0xff) BITOP 0bxxxxxxxx)<<(0bBB*8)
* layer_state: 32-bit layer switch state
*
*
*
@ -234,9 +229,8 @@ enum action_kind_id {
ACT_MOUSEKEY = 0b0101,
ACT_LAYER = 0b1000,
ACT_LAYER1 = 0b1001,
ACT_LAYER_BITOP = 0b1010,
ACT_LAYER1_BITOP = 0b1011,
ACT_LAYER_TAP = 0b1010,
ACT_LAYER_TAP1 = 0b1011,
ACT_MACRO = 0b1100,
ACT_COMMAND = 0b1110,
@ -289,70 +283,60 @@ enum usage_pages {
/* Layer Actions:
* Invert layer ^= (1<<layer)
* On layer |= (1<<layer)
* Off layer &= ~(1<<layer)
* Set layer = (1<<layer)
* Clear layer = 0
*/
/* Layer Actions */
enum layer_param_on {
ON_PRESS = 1,
ON_RELEASE = 2,
ON_BOTH = 3,
};
enum layer_pram_op {
OP_RESET = 0x00,
OP_INV4 = 0x00,
OP_INV = 0xF0,
OP_ON = 0xF4,
OP_OFF = 0xF8,
OP_SET = 0xFC,
enum layer_param_op {
OP_DEFAULT_LAYER = 0,
};
enum layer_pram_bitop {
BITOP_AND,
BITOP_OR,
BITOP_XOR,
BITOP_LSHIFT,
BITOP_RSHIFT,
enum layer_param_bit_op {
OP_BIT_AND = 0,
OP_BIT_OR,
OP_BIT_XOR,
OP_BIT_SET,
};
/*
* Default Layer
*/
#define ACTION_DEFAULT_LAYER ACTION(ACT_LAYER, ON_RELEASE<<8 | OP_RESET | 0)
#define ACTION_DEFAULT_LAYER_SET(layer) ACTION_DEFAULT_LAYER_TO(layer, ON_RELEASE)
#define ACTION_DEFAULT_LAYER_TO(layer, on) ACTION(ACT_LAYER, (layer)<<8 | OP_RESET | (on))
enum layer_pram_tap_op {
OP_TAP_TOGGLE = 0xF0,
OP_ON_OFF,
OP_OFF_ON,
OP_SET_CLEAR,
};
/*
* Keymap Layer
*/
/* Layer Operation 1000|ee00|ooov vvvv */
#define ACTION_LAYER(op, val, on) (ACT_LAYER<<12 | (on)<<10 | (op)<<5 | val)
/* Layer Bitwise Operation 1000|ooee|pppx BBBB */
#define ACTION_LAYER_BITOP(op, part, bits, on) (ACT_LAYER<<12 | (op)<<10 | (on)<<8 | (part)<<5 | (bits)&0x1f)
/* Layer with Tapping 101x|LLLL| keycode */
#define ACTION_LAYER_TAP(layer, key) (ACT_LAYER_TAP<<12 | (layer)<<8 | (key))
/* Default Layer Operation */
#define ACTION_DEFAULT_LAYER_SET(layer) ACTION_DEFAULT_LAYER(layer, ON_RELEASE)
#define ACTION_DEFAULT_LAYER(layer, on) ACTION_LAYER(OP_DEFAULT_LAYER, layer, on)
/* Layer Operation */
#define ACTION_LAYER_CLEAR(on) ACTION_LAYER_AND(0x1f, (on))
#define ACTION_LAYER_MOMENTARY(layer) ACTION_LAYER_ON_OFF(layer)
#define ACTION_LAYER_TOGGLE(layer) ACTION_LAYER_INV(layer, ON_RELEASE)
/* Keymap Invert */
#define ACTION_LAYER_INV(layer, on) ACTION(ACT_LAYER, (layer)<<8 | OP_INV | (on))
#define ACTION_LAYER_TAP_TOGGLE(layer) ACTION(ACT_LAYER, (layer)<<8 | OP_INV | 0)
/* Keymap On */
#define ACTION_LAYER_ON(layer, on) ACTION(ACT_LAYER, (layer)<<8 | OP_ON | (on))
#define ACTION_LAYER_ON_OFF(layer) ACTION(ACT_LAYER, (layer)<<8 | OP_ON | 0)
/* Keymap Off */
#define ACTION_LAYER_OFF(layer, on) ACTION(ACT_LAYER, (layer)<<8 | OP_OFF | (on))
#define ACTION_LAYER_OFF_ON(layer) ACTION(ACT_LAYER, (layer)<<8 | OP_OFF | 0)
/* Keymap Set */
#define ACTION_LAYER_SET(layer, on) ACTION(ACT_LAYER, (layer)<<8 | OP_SET | (on))
#define ACTION_LAYER_SET_CLEAR(layer) ACTION(ACT_LAYER, (layer)<<8 | OP_SET | 0)
/* Keymap Invert with tap key */
#define ACTION_LAYER_TAP_KEY(layer, key) ACTION(ACT_LAYER, (layer)<<8 | (key))
/* Layer BitOp: 101|BB|ooo|xxxxxxxx */
#define ACTION_LAYER_BITOP(op, part, bits) (ACT_LAYER_BITOP<<12 | (part&0x3)<<11 | (op&0x7)<<8 | bits)
#define ACTION_LAYER_AND(part, bits) ACTION_LAYER_BITOP(BITOP_AND, part, bits)
#define ACTION_LAYER_OR(part, bits) ACTION_LAYER_BITOP(BITOP_OR, part, bits)
#define ACTION_LAYER_XOR(part, bits) ACTION_LAYER_BITOP(BITOP_XOR, part, bits)
#define ACTION_LAYER_LSHIFT(part, bits) ACTION_LAYER_BITOP(BITOP_LSHIFT, part, bits)
#define ACTION_LAYER_RSHIFT(part, bits) ACTION_LAYER_BITOP(BITOP_RSHIFT, part, bits)
#define ACTION_LAYER_TOGGLE(layer) ACTION_LAYER_INVERT(layer, ON_RELEASE)
#define ACTION_LAYER_INVERT(layer, on) ACTION_LAYER_BIT_XOR((layer)/4, 1<<((layer)%4), (on))
#define ACTION_LAYER_ON(layer, on) ACTION_LAYER_BIT_OR((layer)/4, 1<<((layer)%4), (on))
#define ACTION_LAYER_OFF(layer, on) ACTION_LAYER_BIT_AND((layer)/4, ~(1<<((layer)%4)), (on))
#define ACTION_LAYER_SET(layer, on) ACTION_LAYER_BIT_SET((layer)/4, 1<<((layer)%4), (on))
#define ACTION_LAYER_ON_OFF(layer) ACTION_LAYER_TAP((layer), OP_ON_OFF)
#define ACTION_LAYER_OFF_ON(layer) ACTION_LAYER_TAP((layer), OP_OFF_ON)
#define ACTION_LAYER_SET_CLEAR(layer) ACTION_LAYER_TAP((layer), OP_SET_CLEAR)
/* Bitwise Operation */
#define ACTION_LAYER_BIT_AND(part, bits, on) ACTION_LAYER_BITOP(OP_BIT_AND, part, bits)
#define ACTION_LAYER_BIT_OR(part, bits, on) ACTION_LAYER_BITOP(OP_BIT_OR, part, bits)
#define ACTION_LAYER_BIT_XOR(part, bits, on) ACTION_LAYER_BITOP(OP_BIT_XOR, part, bits)
#define ACTION_LAYER_BIT_SET(part, bits, on) ACTION_LAYER_BITOP(OP_BIT_SET, part, bits)
/* with Tapping */
#define ACTION_LAYER_TAP_KEY(layer, key) ACTION_LAYER_TAP((layer), (key))
#define ACTION_LAYER_TAP_TOGGLE(layer) ACTION_LAYER_TAP((layer), OP_TAP_TOGGLE)
/*

3
common/action_tapping.h
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@ -18,7 +18,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define ACTION_TAPPING_H
#ifndef NO_ACTION_TAPPING
/* period of tapping(ms) */
#ifndef TAPPING_TERM
@ -33,8 +32,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define WAITING_BUFFER_SIZE 8
#ifndef NO_ACTION_TAPPING
void action_tapping_process(keyrecord_t record);
#endif
#endif

3
common/command.c
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@ -573,7 +573,8 @@ static uint8_t numkey2num(uint8_t code)
static void switch_default_layer(uint8_t layer)
{
print("switch_default_layer: "); print_dec(default_layer); print(" to "); print_dec(layer); print("\n");
print("switch_default_layer: "); print_dec(biton32(default_layer_state));
default_layer_set(layer);
print(" to "); print_dec(biton32(default_layer_state)); print("\n");
clear_keyboard();
}

122
common/layer_switch.c
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@ -7,94 +7,103 @@
/*
* Default Layer (0-15)
* Default Layer State
*/
uint8_t default_layer = 0;
uint32_t default_layer_state = 0;
void default_layer_set(uint8_t layer)
static void default_layer_state_set(uint32_t state)
{
debug("default_layer_set: ");
debug_dec(default_layer); debug(" to ");
default_layer = layer;
debug_dec(default_layer); debug("\n");
debug("default_layer_state: ");
default_layer_debug(); debug(" to ");
default_layer_state = state;
default_layer_debug(); debug("\n");
clear_keyboard_but_mods(); // To avoid stuck keys
}
#ifndef NO_ACTION_LAYER
/*
* Keymap Layer (0-15)
*/
uint16_t keymap_stat = 0;
/* return highest layer whose state is on */
uint8_t keymap_get_layer(void)
void default_layer_debug(void)
{
return biton16(keymap_stat);
debug_hex32(default_layer_state);
debug("("); debug_dec(biton32(default_layer_state)); debug(")");
}
static void keymap_stat_set(uint16_t stat)
void default_layer_set(uint8_t layer)
{
debug("keymap: ");
keymap_debug(); debug(" to ");
default_layer_state_set(1UL<<layer);
}
keymap_stat = stat;
#ifndef NO_ACTION_LAYER
void default_layer_or(uint32_t state)
{
default_layer_state_set(default_layer_state | state);
}
void default_layer_and(uint32_t state)
{
default_layer_state_set(default_layer_state & state);
}
void default_layer_xor(uint32_t state)
{
default_layer_state_set(default_layer_state ^ state);
}
#endif
keymap_debug(); debug("\n");
clear_keyboard_but_mods(); // To avoid stuck keys
}
#ifndef NO_ACTION_LAYER
/*
* Keymap Layer State
*/
uint32_t layer_state = 0;
void keymap_clear(void)
static void layer_state_set(uint32_t state)
{
keymap_stat_set(0);
debug("layer_state: ");
layer_debug(); debug(" to ");
layer_state = state;
layer_debug(); debug("\n");
clear_keyboard_but_mods(); // To avoid stuck keys
}
void keymap_set(uint16_t stat)
void layer_clear(void)
{
keymap_stat_set(stat);
layer_state_set(0);
}
void keymap_move(uint8_t layer)
void layer_move(uint8_t layer)
{
keymap_stat_set(1<<layer);
layer_state_set(1UL<<layer);
}
void keymap_on(uint8_t layer)
void layer_on(uint8_t layer)
{
keymap_stat_set(keymap_stat | (1<<layer));
layer_state_set(layer_state | (1UL<<layer));
}
void keymap_off(uint8_t layer)
void layer_off(uint8_t layer)
{
keymap_stat_set(keymap_stat & ~(1<<layer));
layer_state_set(layer_state & ~(1UL<<layer));
}
void keymap_invert(uint8_t layer)
void layer_invert(uint8_t layer)
{
keymap_stat_set(keymap_stat ^ (1<<layer));
layer_state_set(layer_state ^ (1UL<<layer));
}
void keymap_or(uint16_t stat)
void layer_or(uint32_t state)
{
keymap_stat_set(keymap_stat | stat);
layer_state_set(layer_state | state);
}
void keymap_and(uint16_t stat)
void layer_and(uint32_t state)
{
keymap_stat_set(keymap_stat & stat);
layer_state_set(layer_state & state);
}
void keymap_xor(uint16_t stat)
void layer_xor(uint32_t state)
{
keymap_stat_set(keymap_stat ^ stat);
layer_state_set(layer_state ^ state);
}
void keymap_debug(void)
void layer_debug(void)
{
debug_hex16(keymap_stat); debug("("); debug_dec(keymap_get_layer()); debug(")");
debug_hex32(layer_state);
debug("("); debug_dec(biton32(layer_state)); debug(")");
}
#endif
@ -106,18 +115,21 @@ action_t layer_switch_get_action(key_t key)
action.code = ACTION_TRANSPARENT;
#ifndef NO_ACTION_LAYER
/* keymap: top layer first */
for (int8_t i = 15; i >= 0; i--) {
if (keymap_stat & (1<<i)) {
uint32_t layers = layer_state | default_layer_state;
/* check top layer first */
for (int8_t i = 31; i >= 0; i--) {
if (layers & (1UL<<i)) {
action = action_for_key(i, key);
if (action.code != ACTION_TRANSPARENT) {
return action;
}
}
}
#endif
/* default layer */
action = action_for_key(default_layer, key);
/* fall back to layer 0 */
action = action_for_key(0, key);
return action;
#else
action = action_for_key(biton32(default_layer_state), key);
return action;
#endif
}

61
common/layer_switch.h
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@ -25,42 +25,49 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
/*
* Default Layer
*/
/* base layer to fall back */
extern uint8_t default_layer;
extern uint32_t default_layer_state;
void default_layer_debug(void);
void default_layer_set(uint8_t layer);
#ifndef NO_ACTION_LAYER
/* bitwise operation */
void default_layer_or(uint32_t state);
void default_layer_and(uint32_t state);
void default_layer_xor(uint32_t state);
#else
#define default_layer_or(state)
#define default_layer_and(state)
#define default_layer_xor(state)
#endif
/*
* Keymap Layer
*/
#ifndef NO_ACTION_LAYER
extern uint16_t keymap_stat;
/* return current active layer */
uint8_t keymap_get_layer(void);
void keymap_clear(void);
void keymap_set(uint16_t stat);
void keymap_move(uint8_t layer);
void keymap_on(uint8_t layer);
void keymap_off(uint8_t layer);
void keymap_invert(uint8_t layer);
extern uint32_t layer_state;
void layer_debug(void);
void layer_clear(void);
void layer_move(uint8_t layer);
void layer_on(uint8_t layer);
void layer_off(uint8_t layer);
void layer_invert(uint8_t layer);
/* bitwise operation */
void keymap_or(uint16_t stat);
void keymap_and(uint16_t stat);
void keymap_xor(uint16_t stat);
void keymap_debug(void);
void layer_or(uint32_t state);
void layer_and(uint32_t state);
void layer_xor(uint32_t state);
#else
#define keymap_stat 0
#define keymap_get_layer()
#define keymap_clear()
#define keymap_set(stat)
#define keymap_move(layer)
#define keymap_on(layer)
#define keymap_off(layer)
#define keymap_invert(layer)
#define keymap_or(stat)
#define keymap_and(stat)
#define keymap_xor(stat)
#define keymap_debug()
#define layer_state 0
#define layer_clear()
#define layer_move(layer)
#define layer_on(layer)
#define layer_off(layer)
#define layer_invert(layer)
#define layer_or(state)
#define layer_and(state)
#define layer_xor(state)
#define layer_debug()
#endif

19
common/util.c
Unescape Escape View File

@ -38,6 +38,14 @@ uint8_t bitpop16(uint16_t bits)
return c;
}
uint8_t bitpop32(uint32_t bits)
{
uint8_t c;
for (c = 0; bits; c++)
bits &= bits - 1;
return c;
}
// most significant on-bit - return highest location of on-bit
// NOTE: return 0 when bit0 is on or all bits are off
uint8_t biton(uint8_t bits)
@ -58,3 +66,14 @@ uint8_t biton16(uint16_t bits)
if (bits >> 1) { bits >>= 1; n += 1;}
return n;
}
uint8_t biton32(uint32_t bits)
{
uint8_t n = 0;
if (bits >>16) { bits >>=16; n +=16;}
if (bits >> 8) { bits >>= 8; n += 8;}
if (bits >> 4) { bits >>= 4; n += 4;}
if (bits >> 2) { bits >>= 2; n += 2;}
if (bits >> 1) { bits >>= 1; n += 1;}
return n;
}

3
common/util.h
Unescape Escape View File

@ -30,7 +30,10 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
uint8_t bitpop(uint8_t bits);
uint8_t bitpop16(uint16_t bits);
uint8_t bitpop32(uint32_t bits);
uint8_t biton(uint8_t bits);
uint8_t biton16(uint16_t bits);
uint8_t biton32(uint32_t bits);
#endif

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