diff options
Diffstat (limited to 'hw/hank/emisar-2ch/hwdef.c')
| -rw-r--r-- | hw/hank/emisar-2ch/hwdef.c | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/hw/hank/emisar-2ch/hwdef.c b/hw/hank/emisar-2ch/hwdef.c new file mode 100644 index 0000000..b09b681 --- /dev/null +++ b/hw/hank/emisar-2ch/hwdef.c @@ -0,0 +1,193 @@ +// Emisar 2-channel generic w/ tint ramping +// Copyright (C) 2021-2023 Selene ToyKeeper +// SPDX-License-Identifier: GPL-3.0-or-later +#pragma once + +#include "chan-rgbaux.c" + + +void set_level_zero(); + +void set_level_ch1(uint8_t level); +void set_level_ch2(uint8_t level); +void set_level_both(uint8_t level); +void set_level_blend(uint8_t level); +void set_level_auto(uint8_t level); + +bool gradual_tick_ch1(uint8_t gt); +bool gradual_tick_ch2(uint8_t gt); +bool gradual_tick_both(uint8_t gt); +bool gradual_tick_blend(uint8_t gt); +bool gradual_tick_auto(uint8_t gt); + + +Channel channels[] = { + { // channel 1 only + .set_level = set_level_ch1, + .gradual_tick = gradual_tick_ch1, + .has_args = 0 + }, + { // channel 2 only + .set_level = set_level_ch2, + .gradual_tick = gradual_tick_ch2, + .has_args = 0 + }, + { // both channels, tied together (max "200%" power) + .set_level = set_level_both, + .gradual_tick = gradual_tick_both, + .has_args = 0 + }, + { // both channels, manual blend (max "100%" power) + .set_level = set_level_blend, + .gradual_tick = gradual_tick_blend, + .has_args = 1 + }, + { // both channels, auto blend + .set_level = set_level_auto, + .gradual_tick = gradual_tick_auto, + .has_args = 1 + }, + RGB_AUX_CHANNELS +}; + + +// set new values for both channels, +// handling any possible combination +// and any before/after state +void set_pwms(uint16_t ch1_pwm, uint16_t ch2_pwm, uint16_t top) { + bool was_on = (CH1_PWM>0) | (CH2_PWM>0); + bool now_on = (ch1_pwm>0) | (ch2_pwm>0); + + if (! now_on) { + CH1_PWM = 0; + CH2_PWM = 0; + PWM_TOP = PWM_TOP_INIT; + PWM_CNT = 0; + CH1_ENABLE_PORT &= ~(1 << CH1_ENABLE_PIN); // disable opamp + CH2_ENABLE_PORT &= ~(1 << CH2_ENABLE_PIN); // disable opamp + return; + } + + if (ch1_pwm) + CH1_ENABLE_PORT |= (1 << CH1_ENABLE_PIN); // enable opamp + else + CH1_ENABLE_PORT &= ~(1 << CH1_ENABLE_PIN); // disable opamp + + if (ch2_pwm) + CH2_ENABLE_PORT |= (1 << CH2_ENABLE_PIN); // enable opamp + else + CH2_ENABLE_PORT &= ~(1 << CH2_ENABLE_PIN); // disable opamp + + CH1_PWM = ch1_pwm; + CH2_PWM = ch2_pwm; + + // manual phase sync when changing level while already on + if (was_on && now_on) while(PWM_CNT > (top - 32)) {} + + PWM_TOP = top; + + // reset phase when turning on or off + //if ((! was_on) | (! now_on)) PWM_CNT = 0; + if (! was_on) PWM_CNT = 0; +} + +void set_level_zero() { + return set_pwms(0, 0, PWM_TOP_INIT); +} + +void set_level_ch1(uint8_t level) { + uint16_t pwm = PWM_GET(pwm1_levels, level); + uint16_t top = PWM_GET(pwm_tops, level); + set_pwms(pwm, 0, top); +} + +void set_level_ch2(uint8_t level) { + uint16_t pwm = PWM_GET(pwm1_levels, level); + uint16_t top = PWM_GET(pwm_tops, level); + set_pwms(0, pwm, top); +} + +void set_level_both(uint8_t level) { + uint16_t pwm = PWM_GET(pwm1_levels, level); + uint16_t top = PWM_GET(pwm_tops, level); + set_pwms(pwm, pwm, top); +} + +void set_level_blend(uint8_t level) { + PWM_DATATYPE ch1_pwm, ch2_pwm; + PWM_DATATYPE brightness = PWM_GET(pwm1_levels, level); + PWM_DATATYPE top = PWM_GET(pwm_tops, level); + uint8_t blend = cfg.channel_mode_args[channel_mode]; + + calc_2ch_blend(&ch1_pwm, &ch2_pwm, brightness, top, blend); + + set_pwms(ch1_pwm, ch2_pwm, top); +} + +void set_level_auto(uint8_t level) { + PWM_DATATYPE ch1_pwm, ch2_pwm; + PWM_DATATYPE brightness = PWM_GET(pwm1_levels, level); + PWM_DATATYPE top = PWM_GET(pwm_tops, level); + uint8_t blend = 255 * (uint16_t)level / RAMP_SIZE; + if (cfg.channel_mode_args[channel_mode] & 0b01000000) + blend = 255 - blend; + + calc_2ch_blend(&ch1_pwm, &ch2_pwm, brightness, top, blend); + + set_pwms(ch1_pwm, ch2_pwm, top); +} + + +///// bump each channel toward a target value ///// +bool gradual_adjust(uint16_t ch1_pwm, uint16_t ch2_pwm) { + GRADUAL_ADJUST_SIMPLE(ch1_pwm, CH1_PWM); + GRADUAL_ADJUST_SIMPLE(ch2_pwm, CH2_PWM); + + // check for completion + if ((ch1_pwm == CH1_PWM) + && (ch2_pwm == CH2_PWM)) { + return true; // done + } + return false; // not done yet +} + +bool gradual_tick_ch1(uint8_t gt) { + uint16_t pwm = PWM_GET(pwm1_levels, gt); + return gradual_adjust(pwm, 0); +} + +bool gradual_tick_ch2(uint8_t gt) { + uint16_t pwm = PWM_GET(pwm1_levels, gt); + return gradual_adjust(0, pwm); +} + +bool gradual_tick_both(uint8_t gt) { + uint16_t pwm = PWM_GET(pwm1_levels, gt); + return gradual_adjust(pwm, pwm); +} + +bool gradual_tick_blend(uint8_t gt) { + PWM_DATATYPE ch1_pwm, ch2_pwm; + PWM_DATATYPE brightness = PWM_GET(pwm1_levels, gt); + PWM_DATATYPE top = PWM_GET(pwm_tops, gt); + uint8_t blend = cfg.channel_mode_args[channel_mode]; + + calc_2ch_blend(&ch1_pwm, &ch2_pwm, brightness, top, blend); + + return gradual_adjust(ch1_pwm, ch2_pwm); +} + +bool gradual_tick_auto(uint8_t gt) { + PWM_DATATYPE ch1_pwm, ch2_pwm; + PWM_DATATYPE brightness = PWM_GET(pwm1_levels, gt); + PWM_DATATYPE top = PWM_GET(pwm_tops, gt); + uint8_t blend = 255 * (uint16_t)gt / RAMP_SIZE; + if (cfg.channel_mode_args[channel_mode] & 0b01000000) + blend = 255 - blend; + + calc_2ch_blend(&ch1_pwm, &ch2_pwm, brightness, top, blend); + + return gradual_adjust(ch1_pwm, ch2_pwm); +} + + |