diff options
Diffstat (limited to 'drivers/painter/oled_panel/qp_oled_panel.c')
-rw-r--r-- | drivers/painter/oled_panel/qp_oled_panel.c | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/drivers/painter/oled_panel/qp_oled_panel.c b/drivers/painter/oled_panel/qp_oled_panel.c new file mode 100644 index 0000000000..eefee3f13f --- /dev/null +++ b/drivers/painter/oled_panel/qp_oled_panel.c @@ -0,0 +1,195 @@ +// Copyright 2023 Nick Brassel (@tzarc) +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "color.h" +#include "qp_internal.h" +#include "qp_comms.h" +#include "qp_draw.h" +#include "qp_oled_panel.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// Quantum Painter API implementations + +// Power control +bool qp_oled_panel_power(painter_device_t device, bool power_on) { + painter_driver_t * driver = (painter_driver_t *)device; + oled_panel_painter_driver_vtable_t *vtable = (oled_panel_painter_driver_vtable_t *)driver->driver_vtable; + qp_comms_command(device, power_on ? vtable->opcodes.display_on : vtable->opcodes.display_off); + return true; +} + +// Screen clear +bool qp_oled_panel_clear(painter_device_t device) { + painter_driver_t *driver = (painter_driver_t *)device; + driver->driver_vtable->init(device, driver->rotation); // Re-init the display + return true; +} + +//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// Surface passthru +//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +bool qp_oled_panel_passthru_pixdata(painter_device_t device, const void *pixel_data, uint32_t native_pixel_count) { + oled_panel_painter_device_t *driver = (oled_panel_painter_device_t *)device; + return driver->surface.base.validate_ok && driver->surface.base.driver_vtable->pixdata(&driver->surface.base, pixel_data, native_pixel_count); +} + +bool qp_oled_panel_passthru_viewport(painter_device_t device, uint16_t left, uint16_t top, uint16_t right, uint16_t bottom) { + oled_panel_painter_device_t *driver = (oled_panel_painter_device_t *)device; + return driver->surface.base.validate_ok && driver->surface.base.driver_vtable->viewport(&driver->surface.base, left, top, right, bottom); +} + +bool qp_oled_panel_passthru_palette_convert(painter_device_t device, int16_t palette_size, qp_pixel_t *palette) { + oled_panel_painter_device_t *driver = (oled_panel_painter_device_t *)device; + return driver->surface.base.validate_ok && driver->surface.base.driver_vtable->palette_convert(&driver->surface.base, palette_size, palette); +} + +bool qp_oled_panel_passthru_append_pixels(painter_device_t device, uint8_t *target_buffer, qp_pixel_t *palette, uint32_t pixel_offset, uint32_t pixel_count, uint8_t *palette_indices) { + oled_panel_painter_device_t *driver = (oled_panel_painter_device_t *)device; + return driver->surface.base.validate_ok && driver->surface.base.driver_vtable->append_pixels(&driver->surface.base, target_buffer, palette, pixel_offset, pixel_count, palette_indices); +} + +bool qp_oled_panel_passthru_append_pixdata(painter_device_t device, uint8_t *target_buffer, uint32_t pixdata_offset, uint8_t pixdata_byte) { + oled_panel_painter_device_t *driver = (oled_panel_painter_device_t *)device; + return driver->surface.base.validate_ok && driver->surface.base.driver_vtable->append_pixdata(&driver->surface.base, target_buffer, pixdata_offset, pixdata_byte); +} + +//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// Flush helpers +//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + +void qp_oled_panel_page_column_flush_rot0(painter_device_t device, surface_dirty_data_t *dirty, const uint8_t *framebuffer) { + painter_driver_t * driver = (painter_driver_t *)device; + oled_panel_painter_driver_vtable_t *vtable = (oled_panel_painter_driver_vtable_t *)driver->driver_vtable; + + // TODO: account for offset_x/y in base driver + int min_page = dirty->t / 8; + int max_page = dirty->b / 8; + int min_column = dirty->l; + int max_column = dirty->r; + + for (int page = min_page; page <= max_page; ++page) { + int cols_required = max_column - min_column + 1; + uint8_t column_data[cols_required]; + memset(column_data, 0, cols_required); + for (int x = min_column; x <= max_column; ++x) { + uint16_t data_offset = x - min_column; + for (int y = 0; y < 8; ++y) { + uint32_t pixel_num = ((page * 8) + y) * driver->panel_width + x; + uint32_t byte_offset = pixel_num / 8; + uint8_t bit_offset = pixel_num % 8; + column_data[data_offset] |= ((framebuffer[byte_offset] & (1 << bit_offset)) >> bit_offset) << y; + } + } + + int actual_page = page; + int start_column = min_column; + qp_comms_command(device, vtable->opcodes.set_page | actual_page); + qp_comms_command(device, vtable->opcodes.set_column_lsb | (start_column & 0x0F)); + qp_comms_command(device, vtable->opcodes.set_column_msb | (start_column & 0xF0) >> 4); + qp_comms_send(device, column_data, cols_required); + } +} + +void qp_oled_panel_page_column_flush_rot90(painter_device_t device, surface_dirty_data_t *dirty, const uint8_t *framebuffer) { + painter_driver_t * driver = (painter_driver_t *)device; + oled_panel_painter_driver_vtable_t *vtable = (oled_panel_painter_driver_vtable_t *)driver->driver_vtable; + + // TODO: account for offset_x/y in base driver + int num_columns = driver->panel_width; + int min_page = dirty->l / 8; + int max_page = dirty->r / 8; + int min_column = dirty->t; + int max_column = dirty->b; + + for (int page = min_page; page <= max_page; ++page) { + int cols_required = max_column - min_column + 1; + uint8_t column_data[cols_required]; + memset(column_data, 0, cols_required); + for (int y = min_column; y <= max_column; ++y) { + uint16_t data_offset = cols_required - 1 - (y - min_column); + for (int x = 0; x < 8; ++x) { + uint32_t pixel_num = y * driver->panel_height + ((page * 8) + x); + uint32_t byte_offset = pixel_num / 8; + uint8_t bit_offset = pixel_num % 8; + column_data[data_offset] |= ((framebuffer[byte_offset] & (1 << bit_offset)) >> bit_offset) << x; + } + } + + int actual_page = page; + int start_column = num_columns - 1 - max_column; + qp_comms_command(device, vtable->opcodes.set_page | actual_page); + qp_comms_command(device, vtable->opcodes.set_column_lsb | (start_column & 0x0F)); + qp_comms_command(device, vtable->opcodes.set_column_msb | (start_column & 0xF0) >> 4); + qp_comms_send(device, column_data, cols_required); + } +} + +void qp_oled_panel_page_column_flush_rot180(painter_device_t device, surface_dirty_data_t *dirty, const uint8_t *framebuffer) { + painter_driver_t * driver = (painter_driver_t *)device; + oled_panel_painter_driver_vtable_t *vtable = (oled_panel_painter_driver_vtable_t *)driver->driver_vtable; + + // TODO: account for offset_x/y in base driver + int num_pages = driver->panel_height / 8; + int num_columns = driver->panel_width; + int min_page = dirty->t / 8; + int max_page = dirty->b / 8; + int min_column = dirty->l; + int max_column = dirty->r; + + for (int page = min_page; page <= max_page; ++page) { + int cols_required = max_column - min_column + 1; + uint8_t column_data[cols_required]; + memset(column_data, 0, cols_required); + for (int x = min_column; x <= max_column; ++x) { + uint16_t data_offset = cols_required - 1 - (x - min_column); + for (int y = 0; y < 8; ++y) { + uint32_t pixel_num = ((page * 8) + y) * driver->panel_width + x; + uint32_t byte_offset = pixel_num / 8; + uint8_t bit_offset = pixel_num % 8; + column_data[data_offset] |= ((framebuffer[byte_offset] & (1 << bit_offset)) >> bit_offset) << (7 - y); + } + } + + int actual_page = num_pages - 1 - page; + int start_column = num_columns - 1 - max_column; + qp_comms_command(device, vtable->opcodes.set_page | actual_page); + qp_comms_command(device, vtable->opcodes.set_column_lsb | (start_column & 0x0F)); + qp_comms_command(device, vtable->opcodes.set_column_msb | (start_column & 0xF0) >> 4); + qp_comms_send(device, column_data, cols_required); + } +} + +void qp_oled_panel_page_column_flush_rot270(painter_device_t device, surface_dirty_data_t *dirty, const uint8_t *framebuffer) { + painter_driver_t * driver = (painter_driver_t *)device; + oled_panel_painter_driver_vtable_t *vtable = (oled_panel_painter_driver_vtable_t *)driver->driver_vtable; + + // TODO: account for offset_x/y in base driver + int num_pages = driver->panel_height / 8; + int min_page = dirty->l / 8; + int max_page = dirty->r / 8; + int min_column = dirty->t; + int max_column = dirty->b; + + for (int page = min_page; page <= max_page; ++page) { + int cols_required = max_column - min_column + 1; + uint8_t column_data[cols_required]; + memset(column_data, 0, cols_required); + for (int y = min_column; y <= max_column; ++y) { + uint16_t data_offset = y - min_column; + for (int x = 0; x < 8; ++x) { + uint32_t pixel_num = y * driver->panel_height + ((page * 8) + x); + uint32_t byte_offset = pixel_num / 8; + uint8_t bit_offset = pixel_num % 8; + column_data[data_offset] |= ((framebuffer[byte_offset] & (1 << bit_offset)) >> bit_offset) << (7 - x); + } + } + + int actual_page = num_pages - 1 - page; + int start_column = min_column; + qp_comms_command(device, vtable->opcodes.set_page | actual_page); + qp_comms_command(device, vtable->opcodes.set_column_lsb | (start_column & 0x0F)); + qp_comms_command(device, vtable->opcodes.set_column_msb | (start_column & 0xF0) >> 4); + qp_comms_send(device, column_data, cols_required); + } +} |