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37 files changed, 3887 insertions, 1018 deletions
diff --git a/docs/feature_rgb_matrix.md b/docs/feature_rgb_matrix.md index 8d1efb12a2..ec12189545 100644 --- a/docs/feature_rgb_matrix.md +++ b/docs/feature_rgb_matrix.md @@ -10,39 +10,45 @@ If you want to use single color LED's you should use the [LED Matrix Subsystem]( There is basic support for addressable RGB matrix lighting with the I2C IS31FL3731 RGB controller. To enable it, add this to your `rules.mk`: - RGB_MATRIX_ENABLE = IS31FL3731 +```C +RGB_MATRIX_ENABLE = IS31FL3731 +``` Configure the hardware via your `config.h`: - // This is a 7-bit address, that gets left-shifted and bit 0 - // set to 0 for write, 1 for read (as per I2C protocol) - // The address will vary depending on your wiring: - // 0b1110100 AD <-> GND - // 0b1110111 AD <-> VCC - // 0b1110101 AD <-> SCL - // 0b1110110 AD <-> SDA - #define DRIVER_ADDR_1 0b1110100 - #define DRIVER_ADDR_2 0b1110110 - - #define DRIVER_COUNT 2 - #define DRIVER_1_LED_TOTAL 25 - #define DRIVER_2_LED_TOTAL 24 - #define DRIVER_LED_TOTAL DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL +```C +// This is a 7-bit address, that gets left-shifted and bit 0 +// set to 0 for write, 1 for read (as per I2C protocol) +// The address will vary depending on your wiring: +// 0b1110100 AD <-> GND +// 0b1110111 AD <-> VCC +// 0b1110101 AD <-> SCL +// 0b1110110 AD <-> SDA +#define DRIVER_ADDR_1 0b1110100 +#define DRIVER_ADDR_2 0b1110110 + +#define DRIVER_COUNT 2 +#define DRIVER_1_LED_TOTAL 25 +#define DRIVER_2_LED_TOTAL 24 +#define DRIVER_LED_TOTAL DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL +``` Currently only 2 drivers are supported, but it would be trivial to support all 4 combinations. Define these arrays listing all the LEDs in your `<keyboard>.c`: - const is31_led g_is31_leds[DRIVER_LED_TOTAL] = { - /* Refer to IS31 manual for these locations - * driver - * | R location - * | | G location - * | | | B location - * | | | | */ - {0, C1_3, C2_3, C3_3}, - .... - } +```C +const is31_led g_is31_leds[DRIVER_LED_TOTAL] = { +/* Refer to IS31 manual for these locations + * driver + * | R location + * | | G location + * | | | B location + * | | | | */ + {0, C1_3, C2_3, C3_3}, + .... +} +``` Where `Cx_y` is the location of the LED in the matrix defined by [the datasheet](http://www.issi.com/WW/pdf/31FL3731.pdf) and the header file `drivers/issi/is31fl3731.h`. The `driver` is the index of the driver you defined in your `config.h` (`0` or `1` right now). @@ -50,60 +56,70 @@ Where `Cx_y` is the location of the LED in the matrix defined by [the datasheet] There is basic support for addressable RGB matrix lighting with the I2C IS31FL3733 RGB controller. To enable it, add this to your `rules.mk`: - RGB_MATRIX_ENABLE = IS31FL3733 +```C +RGB_MATRIX_ENABLE = IS31FL3733 +``` Configure the hardware via your `config.h`: - // This is a 7-bit address, that gets left-shifted and bit 0 - // set to 0 for write, 1 for read (as per I2C protocol) - // The address will vary depending on your wiring: - // 00 <-> GND - // 01 <-> SCL - // 10 <-> SDA - // 11 <-> VCC - // ADDR1 represents A1:A0 of the 7-bit address. - // ADDR2 represents A3:A2 of the 7-bit address. - // The result is: 0b101(ADDR2)(ADDR1) - #define DRIVER_ADDR_1 0b1010000 - #define DRIVER_ADDR_2 0b1010000 // this is here for compliancy reasons. - - #define DRIVER_COUNT 2 - #define DRIVER_1_LED_TOTAL 64 - #define DRIVER_LED_TOTAL DRIVER_1_LED_TOTAL +```C +// This is a 7-bit address, that gets left-shifted and bit 0 +// set to 0 for write, 1 for read (as per I2C protocol) +// The address will vary depending on your wiring: +// 00 <-> GND +// 01 <-> SCL +// 10 <-> SDA +// 11 <-> VCC +// ADDR1 represents A1:A0 of the 7-bit address. +// ADDR2 represents A3:A2 of the 7-bit address. +// The result is: 0b101(ADDR2)(ADDR1) +#define DRIVER_ADDR_1 0b1010000 +#define DRIVER_ADDR_2 0b1010000 // this is here for compliancy reasons. + +#define DRIVER_COUNT 2 +#define DRIVER_1_LED_TOTAL 64 +#define DRIVER_LED_TOTAL DRIVER_1_LED_TOTAL +``` Currently only a single drivers is supported, but it would be trivial to support all 4 combinations. For now define `DRIVER_ADDR_2` as `DRIVER_ADDR_1` Define these arrays listing all the LEDs in your `<keyboard>.c`: - const is31_led g_is31_leds[DRIVER_LED_TOTAL] = { - /* Refer to IS31 manual for these locations - * driver - * | R location - * | | G location - * | | | B location - * | | | | */ - {0, B_1, A_1, C_1}, - .... - } +```C +const is31_led g_is31_leds[DRIVER_LED_TOTAL] = { +/* Refer to IS31 manual for these locations + * driver + * | R location + * | | G location + * | | | B location + * | | | | */ + {0, B_1, A_1, C_1}, + .... +} +``` Where `X_Y` is the location of the LED in the matrix defined by [the datasheet](http://www.issi.com/WW/pdf/31FL3733.pdf) and the header file `drivers/issi/is31fl3733.h`. The `driver` is the index of the driver you defined in your `config.h` (Only `0` right now). From this point forward the configuration is the same for all the drivers. - const rgb_led g_rgb_leds[DRIVER_LED_TOTAL] = { - /* {row | col << 4} - * | {x=0..224, y=0..64} - * | | modifier - * | | | */ - {{0|(0<<4)}, {20.36*0, 21.33*0}, 1}, - {{0|(1<<4)}, {20.36*1, 21.33*0}, 1}, - .... - } +```C +const rgb_led g_rgb_leds[DRIVER_LED_TOTAL] = { +/* {row | col << 4} + * | {x=0..224, y=0..64} + * | | modifier + * | | | */ + {{0|(0<<4)}, {20.36*0, 21.33*0}, 1}, + {{0|(1<<4)}, {20.36*1, 21.33*0}, 1}, + .... +} +``` The format for the matrix position used in this array is `{row | (col << 4)}`. The `x` is between (inclusive) 0-224, and `y` is between (inclusive) 0-64. The easiest way to calculate these positions is: - x = 224 / ( NUMBER_OF_COLS - 1 ) * ROW_POSITION - y = 64 / (NUMBER_OF_ROWS - 1 ) * COL_POSITION +```C +x = 224 / ( NUMBER_OF_COLS - 1 ) * ROW_POSITION +y = 64 / (NUMBER_OF_ROWS - 1 ) * COL_POSITION +``` Where all variables are decimels/floats. @@ -113,48 +129,50 @@ Where all variables are decimels/floats. All RGB keycodes are currently shared with the RGBLIGHT system: - * `RGB_TOG` - toggle - * `RGB_MOD` - cycle through modes - * `RGB_HUI` - increase hue - * `RGB_HUD` - decrease hue - * `RGB_SAI` - increase saturation - * `RGB_SAD` - decrease saturation - * `RGB_VAI` - increase value - * `RGB_VAD` - decrease value - * `RGB_SPI` - increase speed effect (no EEPROM support) - * `RGB_SPD` - decrease speed effect (no EEPROM support) - - - * `RGB_MODE_*` keycodes will generally work, but are not currently mapped to the correct effects for the RGB Matrix system +* `RGB_TOG` - toggle +* `RGB_MOD` - cycle through modes +* `RGB_HUI` - increase hue +* `RGB_HUD` - decrease hue +* `RGB_SAI` - increase saturation +* `RGB_SAD` - decrease saturation +* `RGB_VAI` - increase value +* `RGB_VAD` - decrease value +* `RGB_SPI` - increase speed effect (no EEPROM support) +* `RGB_SPD` - decrease speed effect (no EEPROM support) +* `RGB_MODE_*` keycodes will generally work, but are not currently mapped to the correct effects for the RGB Matrix system ## RGB Matrix Effects -These are the effects that are currently available: - - enum rgb_matrix_effects { - RGB_MATRIX_SOLID_COLOR = 1, - RGB_MATRIX_ALPHAS_MODS, - RGB_MATRIX_DUAL_BEACON, - RGB_MATRIX_GRADIENT_UP_DOWN, - RGB_MATRIX_RAINDROPS, - RGB_MATRIX_CYCLE_ALL, - RGB_MATRIX_CYCLE_LEFT_RIGHT, - RGB_MATRIX_CYCLE_UP_DOWN, - RGB_MATRIX_RAINBOW_BEACON, - RGB_MATRIX_RAINBOW_PINWHEELS, - RGB_MATRIX_RAINBOW_MOVING_CHEVRON, - RGB_MATRIX_JELLYBEAN_RAINDROPS, - RGB_MATRIX_DIGITAL_RAIN, - #ifdef RGB_MATRIX_KEYPRESSES - RGB_MATRIX_SOLID_REACTIVE, - RGB_MATRIX_REACTIVE_SIMPLE, - RGB_MATRIX_SPLASH, - RGB_MATRIX_MULTISPLASH, - RGB_MATRIX_SOLID_SPLASH, - RGB_MATRIX_SOLID_MULTISPLASH, - #endif - RGB_MATRIX_EFFECT_MAX - }; +All effects have been configured to support current configuration values (Hue, Saturation, Value, & Speed) unless otherwise noted below. These are the effects that are currently available: + +```C +enum rgb_matrix_effects { + RGB_MATRIX_NONE = 0, + RGB_MATRIX_SOLID_COLOR = 1, // Static single hue, no speed support + RGB_MATRIX_ALPHAS_MODS, // Static dual hue, speed is hue for secondary hue + RGB_MATRIX_GRADIENT_UP_DOWN, // Static gradient top to bottom, speed controls how much gradient changes + RGB_MATRIX_BREATHING, // Single hue brightness cycling animation + RGB_MATRIX_CYCLE_ALL, // Full keyboard solid hue cycling through full gradient + RGB_MATRIX_CYCLE_LEFT_RIGHT, // Full gradient scrolling left to right + RGB_MATRIX_CYCLE_UP_DOWN, // Full gradient scrolling top to bottom + RGB_MATRIX_RAINBOW_MOVING_CHEVRON, // Full gradent Chevron shapped scrolling left to right + RGB_MATRIX_DUAL_BEACON, // Full gradient spinning around center of keyboard + RGB_MATRIX_RAINBOW_BEACON, // Full tighter gradient spinning around center of keyboard + RGB_MATRIX_RAINBOW_PINWHEELS, // Full dual gradients spinning two halfs of keyboard + RGB_MATRIX_RAINDROPS, // Randomly changes a single key's hue + RGB_MATRIX_JELLYBEAN_RAINDROPS, // Randomly changes a single key's hue and saturation + RGB_MATRIX_DIGITAL_RAIN, // That famous computer simulation +#if defined(RGB_MATRIX_KEYPRESSES) || defined(RGB_MATRIX_KEYRELEASES) + RGB_MATRIX_SOLID_REACTIVE_SIMPLE, // Pulses keys hit to hue & value then fades value out + RGB_MATRIX_SOLID_REACTIVE, // Static single hue, pulses keys hit to shifted hue then fades to current hue + RGB_MATRIX_SPLASH, // Full gradient & value pulse away from a single key hit then fades value out + RGB_MATRIX_MULTISPLASH, // Full gradient & value pulse away from multiple key hits then fades value out + RGB_MATRIX_SOLID_SPLASH, // Hue & value pulse away from a single key hit then fades value out + RGB_MATRIX_SOLID_MULTISPLASH, // Hue & value pulse away from multiple key hits then fades value out +#endif + RGB_MATRIX_EFFECT_MAX +}; +``` You can disable a single effect by defining `DISABLE_[EFFECT_NAME]` in your `config.h`: @@ -162,19 +180,20 @@ You can disable a single effect by defining `DISABLE_[EFFECT_NAME]` in your `con |Define |Description | |---------------------------------------------------|--------------------------------------------| |`#define DISABLE_RGB_MATRIX_ALPHAS_MODS` |Disables `RGB_MATRIX_ALPHAS_MODS` | -|`#define DISABLE_RGB_MATRIX_DUAL_BEACON` |Disables `RGB_MATRIX_DUAL_BEACON` | |`#define DISABLE_RGB_MATRIX_GRADIENT_UP_DOWN` |Disables `RGB_MATRIX_GRADIENT_UP_DOWN` | -|`#define DISABLE_RGB_MATRIX_RAINDROPS` |Disables `RGB_MATRIX_RAINDROPS` | +|`#define DISABLE_RGB_MATRIX_BREATHING` |Disables `RGB_MATRIX_BREATHING` | |`#define DISABLE_RGB_MATRIX_CYCLE_ALL` |Disables `RGB_MATRIX_CYCLE_ALL` | |`#define DISABLE_RGB_MATRIX_CYCLE_LEFT_RIGHT` |Disables `RGB_MATRIX_CYCLE_LEFT_RIGHT` | |`#define DISABLE_RGB_MATRIX_CYCLE_UP_DOWN` |Disables `RGB_MATRIX_CYCLE_UP_DOWN` | +|`#define DISABLE_RGB_MATRIX_RAINBOW_MOVING_CHEVRON`|Disables `RGB_MATRIX_RAINBOW_MOVING_CHEVRON`| +|`#define DISABLE_RGB_MATRIX_DUAL_BEACON` |Disables `RGB_MATRIX_DUAL_BEACON` | |`#define DISABLE_RGB_MATRIX_RAINBOW_BEACON` |Disables `RGB_MATRIX_RAINBOW_BEACON` | |`#define DISABLE_RGB_MATRIX_RAINBOW_PINWHEELS` |Disables `RGB_MATRIX_RAINBOW_PINWHEELS` | -|`#define DISABLE_RGB_MATRIX_RAINBOW_MOVING_CHEVRON`|Disables `RGB_MATRIX_RAINBOW_MOVING_CHEVRON`| +|`#define DISABLE_RGB_MATRIX_RAINDROPS` |Disables `RGB_MATRIX_RAINDROPS` | |`#define DISABLE_RGB_MATRIX_JELLYBEAN_RAINDROPS` |Disables `RGB_MATRIX_JELLYBEAN_RAINDROPS` | |`#define DISABLE_RGB_MATRIX_DIGITAL_RAIN` |Disables `RGB_MATRIX_DIGITAL_RAIN` | |`#define DISABLE_RGB_MATRIX_SOLID_REACTIVE` |Disables `RGB_MATRIX_SOLID_REACTIVE` | -|`#define DISABLE_RGB_MATRIX_REACTIVE_SIMPLE` |Disables `RGB_MATRIX_REACTIVE_SIMPLE` | +|`#define DISABLE_RGB_MATRIX_SOLID_REACTIVE_SIMPLE` |Disables `RGB_MATRIX_SOLID_REACTIVE_SIMPLEE`| |`#define DISABLE_RGB_MATRIX_SPLASH` |Disables `RGB_MATRIX_SPLASH` | |`#define DISABLE_RGB_MATRIX_MULTISPLASH` |Disables `RGB_MATRIX_MULTISPLASH` | |`#define DISABLE_RGB_MATRIX_SOLID_SPLASH` |Disables `RGB_MATRIX_SOLID_SPLASH` | @@ -185,26 +204,33 @@ You can disable a single effect by defining `DISABLE_[EFFECT_NAME]` in your `con Custom layer effects can be done by defining this in your `<keyboard>.c`: - void rgb_matrix_indicators_kb(void) { - rgb_matrix_set_color(index, red, green, blue); - } +```C +void rgb_matrix_indicators_kb(void) { + rgb_matrix_set_color(index, red, green, blue); +} +``` A similar function works in the keymap as `rgb_matrix_indicators_user`. ## Additional `config.h` Options - #define RGB_MATRIX_KEYPRESSES // reacts to keypresses (will slow down matrix scan by a lot) - #define RGB_MATRIX_KEYRELEASES // reacts to keyreleases (not recommened) - #define RGB_DISABLE_AFTER_TIMEOUT 0 // number of ticks to wait until disabling effects - #define RGB_DISABLE_WHEN_USB_SUSPENDED false // turn off effects when suspended - #define RGB_MATRIX_SKIP_FRAMES 1 // number of frames to skip when displaying animations (0 is full effect) if not defined defaults to 1 - #define RGB_MATRIX_MAXIMUM_BRIGHTNESS 200 // limits maximum brightness of LEDs to 200 out of 255. If not defined maximum brightness is set to 255 +```C +#define RGB_MATRIX_KEYPRESSES // reacts to keypresses +#define RGB_MATRIX_KEYRELEASES // reacts to keyreleases (instead of keypresses) +#define RGB_DISABLE_AFTER_TIMEOUT 0 // number of ticks to wait until disabling effects +#define RGB_DISABLE_WHEN_USB_SUSPENDED false // turn off effects when suspended +#define RGB_MATRIX_LED_PROCESS_LIMIT (DRIVER_LED_TOTAL + 4) / 5 // limits the number of LEDs to process in an animation per task run (increases keyboard responsiveness) +#define RGB_MATRIX_LED_FLUSH_LIMIT 16 // limits in milliseconds how frequently an animation will update the LEDs. 16 (16ms) is equivalent to limiting to 60fps (increases keyboard responsiveness) +#define RGB_MATRIX_MAXIMUM_BRIGHTNESS 200 // limits maximum brightness of LEDs to 200 out of 255. If not defined maximum brightness is set to 255 +``` ## EEPROM storage The EEPROM for it is currently shared with the RGBLIGHT system (it's generally assumed only one RGB would be used at a time), but could be configured to use its own 32bit address with: - #define EECONFIG_RGB_MATRIX (uint32_t *)16 +```C +#define EECONFIG_RGB_MATRIX (uint32_t *)16 +``` Where `16` is an unused index from `eeconfig.h`. @@ -212,12 +238,14 @@ Where `16` is an unused index from `eeconfig.h`. To use the suspend feature, add this to your `<keyboard>.c`: - void suspend_power_down_kb(void) - { - rgb_matrix_set_suspend_state(true); - } - - void suspend_wakeup_init_kb(void) - { - rgb_matrix_set_suspend_state(false); - } +```C +void suspend_power_down_kb(void) +{ + rgb_matrix_set_suspend_state(true); +} + +void suspend_wakeup_init_kb(void) +{ + rgb_matrix_set_suspend_state(false); +} +``` diff --git a/keyboards/dztech/dz40rgb/config.h b/keyboards/dztech/dz40rgb/config.h index 5b9f6dc089..0d6c4ae39a 100644 --- a/keyboards/dztech/dz40rgb/config.h +++ b/keyboards/dztech/dz40rgb/config.h @@ -22,7 +22,6 @@ #define DEBOUNCE 3 #define RGB_DISABLE_AFTER_TIMEOUT 0 // number of ticks to wait until disabling effects #define RGB_DISABLE_WHEN_USB_SUSPENDED false // turn off effects when suspended -#define RGB_MATRIX_SKIP_FRAMES 10 #define RGB_MATRIX_KEYPRESSES #define DISABLE_RGB_MATRIX_SPLASH #define DISABLE_RGB_MATRIX_MULTISPLASH diff --git a/keyboards/dztech/dz60rgb/config.h b/keyboards/dztech/dz60rgb/config.h index 19f32440ea..3a6f4bcc07 100644 --- a/keyboards/dztech/dz60rgb/config.h +++ b/keyboards/dztech/dz60rgb/config.h @@ -23,7 +23,6 @@ #define DEBOUNCE 3 #define RGB_DISABLE_AFTER_TIMEOUT 0 // number of ticks to wait until disabling effects #define RGB_DISABLE_WHEN_USB_SUSPENDED false // turn off effects when suspended -#define RGB_MATRIX_SKIP_FRAMES 10 #define RGB_MATRIX_KEYPRESSES #define DISABLE_RGB_MATRIX_SPLASH #define DISABLE_RGB_MATRIX_MULTISPLASH diff --git a/keyboards/ergodox_ez/config.h b/keyboards/ergodox_ez/config.h index 096368f7ab..a75edd4154 100644 --- a/keyboards/ergodox_ez/config.h +++ b/keyboards/ergodox_ez/config.h @@ -109,7 +109,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. #define DRIVER_1_LED_TOTAL 24 #define DRIVER_2_LED_TOTAL 24 #define DRIVER_LED_TOTAL DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL -#define RGB_MATRIX_SKIP_FRAMES 10 // #define RGBLIGHT_COLOR_LAYER_0 0x00, 0x00, 0xFF /* #define RGBLIGHT_COLOR_LAYER_1 0x00, 0x00, 0xFF */ diff --git a/keyboards/hs60/v1/config.h b/keyboards/hs60/v1/config.h index 7581e54b61..528f08bb99 100644 --- a/keyboards/hs60/v1/config.h +++ b/keyboards/hs60/v1/config.h @@ -120,7 +120,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. #define RGB_DISABLE_AFTER_TIMEOUT 0 // number of ticks to wait until disabling effects #define RGB_DISABLE_WHEN_USB_SUSPENDED false // turn off effects when suspended -#define RGB_MATRIX_SKIP_FRAMES 0 #define RGB_MATRIX_MAXIMUM_BRIGHTNESS 215 #define DRIVER_ADDR_1 0b1110100 diff --git a/layouts/community/ergodox/drashna_glow/config.h b/layouts/community/ergodox/drashna_glow/config.h index cdca5ba4b5..a10c4bb297 100644 --- a/layouts/community/ergodox/drashna_glow/config.h +++ b/layouts/community/ergodox/drashna_glow/config.h @@ -13,7 +13,6 @@ // #define RGB_MATRIX_KEYRELEASES // reacts to keyreleases (not recommened) // #define RGB_DISABLE_AFTER_TIMEOUT 0 // number of ticks to wait until disabling effects #define RGB_DISABLE_WHEN_USB_SUSPENDED true// turn off effects when suspended -// #define RGB_MATRIX_SKIP_FRAMES 1 // number of frames to skip when displaying animations (0 is full effect) if not defined defaults to 1 // #define RGB_MATRIX_MAXIMUM_BRIGHTNESS 200 // limits maximum brightness of LEDs to 200 out of 255. If not defined maximum brightness is set to 255 // #define EECONFIG_RGB_MATRIX (uint32_t *)16 #endif diff --git a/layouts/community/ortho_4x12/drashna/config.h b/layouts/community/ortho_4x12/drashna/config.h index f648d11279..1858ee3a4f 100644 --- a/layouts/community/ortho_4x12/drashna/config.h +++ b/layouts/community/ortho_4x12/drashna/config.h @@ -18,7 +18,6 @@ // #define RGB_MATRIX_KEYRELEASES // reacts to keyreleases (not recommened) // #define RGB_DISABLE_AFTER_TIMEOUT 0 // number of ticks to wait until disabling effects #define RGB_DISABLE_WHEN_USB_SUSPENDED true// turn off effects when suspended -// #define RGB_MATRIX_SKIP_FRAMES 1 // number of frames to skip when displaying animations (0 is full effect) if not defined defaults to 1 // #define RGB_MATRIX_MAXIMUM_BRIGHTNESS 200 // limits maximum brightness of LEDs to 200 out of 255. If not defined maximum brightness is set to 255 #define EECONFIG_RGB_MATRIX (uint32_t *)15 #endif diff --git a/lib/lib8tion/LICENSE b/lib/lib8tion/LICENSE new file mode 100644 index 0000000000..ebe476330b --- /dev/null +++ b/lib/lib8tion/LICENSE @@ -0,0 +1,20 @@ +The MIT License (MIT) + +Copyright (c) 2013 FastLED + +Permission is hereby granted, free of charge, to any person obtaining a copy of +this software and associated documentation files (the "Software"), to deal in +the Software without restriction, including without limitation the rights to +use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of +the Software, and to permit persons to whom the Software is furnished to do so, +subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS +FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR +COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER +IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. diff --git a/lib/lib8tion/lib8tion.c b/lib/lib8tion/lib8tion.c new file mode 100644 index 0000000000..84b3e9c61c --- /dev/null +++ b/lib/lib8tion/lib8tion.c @@ -0,0 +1,242 @@ +#define FASTLED_INTERNAL +#include <stdint.h> + +#define RAND16_SEED 1337 +uint16_t rand16seed = RAND16_SEED; + + +// memset8, memcpy8, memmove8: +// optimized avr replacements for the standard "C" library +// routines memset, memcpy, and memmove. +// +// There are two techniques that make these routines +// faster than the standard avr-libc routines. +// First, the loops are unrolled 2X, meaning that +// the average loop overhead is cut in half. +// And second, the compare-and-branch at the bottom +// of each loop decrements the low byte of the +// counter, and if the carry is clear, it branches +// back up immediately. Only if the low byte math +// causes carry do we bother to decrement the high +// byte and check that result for carry as well. +// Results for a 100-byte buffer are 20-40% faster +// than standard avr-libc, at a cost of a few extra +// bytes of code. + +#if defined(__AVR__) +//__attribute__ ((noinline)) +void * memset8 ( void * ptr, uint8_t val, uint16_t num ) +{ + asm volatile( + " movw r26, %[ptr] \n\t" + " sbrs %A[num], 0 \n\t" + " rjmp Lseteven_%= \n\t" + " rjmp Lsetodd_%= \n\t" + "Lsetloop_%=: \n\t" + " st X+, %[val] \n\t" + "Lsetodd_%=: \n\t" + " st X+, %[val] \n\t" + "Lseteven_%=: \n\t" + " subi %A[num], 2 \n\t" + " brcc Lsetloop_%= \n\t" + " sbci %B[num], 0 \n\t" + " brcc Lsetloop_%= \n\t" + : [num] "+r" (num) + : [ptr] "r" (ptr), + [val] "r" (val) + : "memory" + ); + return ptr; +} + + + +//__attribute__ ((noinline)) +void * memcpy8 ( void * dst, const void* src, uint16_t num ) +{ + asm volatile( + " movw r30, %[src] \n\t" + " movw r26, %[dst] \n\t" + " sbrs %A[num], 0 \n\t" + " rjmp Lcpyeven_%= \n\t" + " rjmp Lcpyodd_%= \n\t" + "Lcpyloop_%=: \n\t" + " ld __tmp_reg__, Z+ \n\t" + " st X+, __tmp_reg__ \n\t" + "Lcpyodd_%=: \n\t" + " ld __tmp_reg__, Z+ \n\t" + " st X+, __tmp_reg__ \n\t" + "Lcpyeven_%=: \n\t" + " subi %A[num], 2 \n\t" + " brcc Lcpyloop_%= \n\t" + " sbci %B[num], 0 \n\t" + " brcc Lcpyloop_%= \n\t" + : [num] "+r" (num) + : [src] "r" (src), + [dst] "r" (dst) + : "memory" + ); + return dst; +} + +//__attribute__ ((noinline)) +void * memmove8 ( void * dst, const void* src, uint16_t num ) +{ + if( src > dst) { + // if src > dst then we can use the forward-stepping memcpy8 + return memcpy8( dst, src, num); + } else { + // if src < dst then we have to step backward: + dst = (char*)dst + num; + src = (char*)src + num; + asm volatile( + " movw r30, %[src] \n\t" + " movw r26, %[dst] \n\t" + " sbrs %A[num], 0 \n\t" + " rjmp Lmoveven_%= \n\t" + " rjmp Lmovodd_%= \n\t" + "Lmovloop_%=: \n\t" + " ld __tmp_reg__, -Z \n\t" + " st -X, __tmp_reg__ \n\t" + "Lmovodd_%=: \n\t" + " ld __tmp_reg__, -Z \n\t" + " st -X, __tmp_reg__ \n\t" + "Lmoveven_%=: \n\t" + " subi %A[num], 2 \n\t" + " brcc Lmovloop_%= \n\t" + " sbci %B[num], 0 \n\t" + " brcc Lmovloop_%= \n\t" + : [num] "+r" (num) + : [src] "r" (src), + [dst] "r" (dst) + : "memory" + ); + return dst; + } +} + +#endif /* AVR */ + + + + +#if 0 +// TEST / VERIFICATION CODE ONLY BELOW THIS POINT +#include <Arduino.h> +#include "lib8tion.h" + +void test1abs( int8_t i) +{ + Serial.print("abs("); Serial.print(i); Serial.print(") = "); + int8_t j = abs8(i); + Serial.print(j); Serial.println(" "); +} + +void testabs() +{ + delay(5000); + for( int8_t q = -128; q != 127; q++) { + test1abs(q); + } + for(;;){}; +} + + +void testmul8() +{ + delay(5000); + byte r, c; + + Serial.println("mul8:"); + for( r = 0; r <= 20; r += 1) { + Serial.print(r); Serial.print(" : "); + for( c = 0; c <= 20; c += 1) { + byte t; + t = mul8( r, c); + Serial.print(t); Serial.print(' '); + } + Serial.println(' '); + } + Serial.println("done."); + for(;;){}; +} + + +void testscale8() +{ + delay(5000); + byte r, c; + + Serial.println("scale8:"); + for( r = 0; r <= 240; r += 10) { + Serial.print(r); Serial.print(" : "); + for( c = 0; c <= 240; c += 10) { + byte t; + t = scale8( r, c); + Serial.print(t); Serial.print(' '); + } + Serial.println(' '); + } + + Serial.println(' '); + Serial.println("scale8_video:"); + + for( r = 0; r <= 100; r += 4) { + Serial.print(r); Serial.print(" : "); + for( c = 0; c <= 100; c += 4) { + byte t; + t = scale8_video( r, c); + Serial.print(t); Serial.print(' '); + } + Serial.println(' '); + } + + Serial.println("done."); + for(;;){}; +} + + + +void testqadd8() +{ + delay(5000); + byte r, c; + for( r = 0; r <= 240; r += 10) { + Serial.print(r); Serial.print(" : "); + for( c = 0; c <= 240; c += 10) { + byte t; + t = qadd8( r, c); + Serial.print(t); Serial.print(' '); + } + Serial.println(' '); + } + Serial.println("done."); + for(;;){}; +} + +void testnscale8x3() +{ + delay(5000); + byte r, g, b, sc; + for( byte z = 0; z < 10; z++) { + r = random8(); g = random8(); b = random8(); sc = random8(); + + Serial.print("nscale8x3_video( "); + Serial.print(r); Serial.print(", "); + Serial.print(g); Serial.print(", "); + Serial.print(b); Serial.print(", "); + Serial.print(sc); Serial.print(") = [ "); |