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Merge pull request #252 from Vifon/modifier-release-fix

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Optimize source_layers_cache for the cache memory
This commit is contained in:
Jack Humbert 2016-04-13 16:38:14 -04:00
commit 200d5f5068
1 changed files with 4 additions and 4 deletions
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8
tmk_core/common/action_layer.c
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@ -111,7 +111,7 @@ void layer_debug(void)
#endif
#if !defined(NO_ACTION_LAYER) && defined(PREVENT_STUCK_MODIFIERS)
uint8_t source_layers_cache[MAX_LAYER_BITS][(MATRIX_ROWS * MATRIX_COLS + 7) / 8] = {0};
uint8_t source_layers_cache[(MATRIX_ROWS * MATRIX_COLS + 7) / 8][MAX_LAYER_BITS] = {0};
void update_source_layers_cache(keypos_t key, uint8_t layer)
{
@ -120,9 +120,9 @@ void update_source_layers_cache(keypos_t key, uint8_t layer)
const uint8_t storage_bit = key_number % 8;
for (uint8_t bit_number = 0; bit_number < MAX_LAYER_BITS; bit_number++) {
source_layers_cache[bit_number][storage_row] ^=
source_layers_cache[storage_row][bit_number] ^=
(-((layer & (1U << bit_number)) != 0)
^ source_layers_cache[bit_number][storage_row])
^ source_layers_cache[storage_row][bit_number])
& (1U << storage_bit);
}
}
@ -136,7 +136,7 @@ uint8_t read_source_layers_cache(keypos_t key)
for (uint8_t bit_number = 0; bit_number < MAX_LAYER_BITS; bit_number++) {
layer |=
((source_layers_cache[bit_number][storage_row]
((source_layers_cache[storage_row][bit_number]
& (1U << storage_bit)) != 0)
<< bit_number;
}