diff options
Diffstat (limited to 'shared-module/displayio/EPaperDisplay.c')
| -rw-r--r-- | shared-module/displayio/EPaperDisplay.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/shared-module/displayio/EPaperDisplay.c b/shared-module/displayio/EPaperDisplay.c index 46c7ea82e..514b99a13 100644 --- a/shared-module/displayio/EPaperDisplay.c +++ b/shared-module/displayio/EPaperDisplay.c @@ -49,7 +49,7 @@ void common_hal_displayio_epaperdisplay_construct(displayio_epaperdisplay_obj_t* uint16_t set_column_window_command, uint16_t set_row_window_command, uint16_t set_current_column_command, uint16_t set_current_row_command, uint16_t write_black_ram_command, bool black_bits_inverted, uint16_t write_color_ram_command, bool color_bits_inverted, uint32_t highlight_color, uint16_t refresh_display_command, mp_float_t refresh_time, - const mcu_pin_obj_t* busy_pin, bool busy_state, mp_float_t seconds_per_frame, bool chip_select) { + const mcu_pin_obj_t* busy_pin, bool busy_state, mp_float_t seconds_per_frame, bool chip_select, bool grayscale) { if (highlight_color != 0x000000) { self->core.colorspace.tricolor = true; self->core.colorspace.tricolor_hue = displayio_colorconverter_compute_hue(highlight_color); @@ -72,6 +72,7 @@ void common_hal_displayio_epaperdisplay_construct(displayio_epaperdisplay_obj_t* self->refreshing = false; self->milliseconds_per_frame = seconds_per_frame * 1000; self->chip_select = chip_select ? CHIP_SELECT_TOGGLE_EVERY_BYTE : CHIP_SELECT_UNTOUCHED; + self->grayscale = grayscale; self->start_sequence = start_sequence; self->start_sequence_len = start_sequence_len; @@ -230,17 +231,16 @@ bool displayio_epaperdisplay_refresh_area(displayio_epaperdisplay_obj_t* self, c uint32_t mask[mask_length]; uint8_t passes = 1; - if (self->core.colorspace.tricolor) { + if (self->core.colorspace.tricolor || self->grayscale) { passes = 2; } for (uint8_t pass = 0; pass < passes; pass++) { uint16_t remaining_rows = displayio_area_height(&clipped); - // added false parameter at end for SH1107_addressing quirk if (self->set_row_window_command != NO_COMMAND) { displayio_display_core_set_region_to_update(&self->core, self->set_column_window_command, self->set_row_window_command, self->set_current_column_command, self->set_current_row_command, - false, self->chip_select, &clipped, false); + false, self->chip_select, &clipped, false /* SH1107_addressing */); } uint8_t write_command = self->write_black_ram_command; @@ -270,8 +270,13 @@ bool displayio_epaperdisplay_refresh_area(displayio_epaperdisplay_obj_t* self, c memset(buffer, 0, buffer_size * sizeof(buffer[0])); self->core.colorspace.grayscale = true; + self->core.colorspace.grayscale_bit = 7; if (pass == 1) { - self->core.colorspace.grayscale = false; + if (self->grayscale) { // 4-color grayscale + self->core.colorspace.grayscale_bit = 6; + } else { // Tri-color + self->core.colorspace.grayscale = false; + } } displayio_display_core_fill_area(&self->core, &subrectangle, mask, buffer); |