mirror of
https://github.com/ByteWelder/Tactility.git
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128 lines
3.3 KiB
C++
128 lines
3.3 KiB
C++
#include "TdeckDisplay.h"
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#include "esp_lcd_panel_gdeq.h"
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#include "TdeckConstants.h"
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#include <Tactility/Log.h>
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#include <esp_lvgl_port.h>
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#define TAG "EpaperDisplay"
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bool TdeckDisplay::start() {
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TT_LOG_I(TAG, "Starting");
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constexpr esp_lcd_panel_io_spi_config_t panel_io_config = {
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.cs_gpio_num = BOARD_EPD_CS,
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.dc_gpio_num = BOARD_EPD_DC,
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.spi_mode = 0,
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.pclk_hz = 4000000,
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.trans_queue_depth = 10,
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.on_color_trans_done = nullptr,
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.user_ctx = nullptr,
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.lcd_cmd_bits = 8,
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.lcd_param_bits = 8,
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.cs_ena_pretrans = 0,
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.cs_ena_posttrans = 0,
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.flags = {
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.dc_high_on_cmd = 0,
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.dc_low_on_data = 0,
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.dc_low_on_param = 0,
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.octal_mode = 0,
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.quad_mode = 0,
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.sio_mode = 0,
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.lsb_first = 0,
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.cs_high_active = 0
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}
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};
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if (esp_lcd_new_panel_io_spi(SPI2_HOST, &panel_io_config, &ioHandle) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to create panel");
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return false;
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}
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const esp_lcd_panel_dev_config_t panel_config = {
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.reset_gpio_num = GPIO_NUM_NC,
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.rgb_ele_order = LCD_RGB_ELEMENT_ORDER_RGB, // Doesn't matter
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.data_endian = LCD_RGB_DATA_ENDIAN_LITTLE,
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.bits_per_pixel = 1,
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.flags = {
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.reset_active_high = false
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},
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.vendor_config = nullptr
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};
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if (esp_lcd_new_panel_gdeq031t10(ioHandle, &panel_config, &panelHandle) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to create panel");
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return false;
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}
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if (esp_lcd_panel_reset(panelHandle) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to reset panel");
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return false;
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}
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if (esp_lcd_panel_init(panelHandle) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to init panel");
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return false;
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}
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if (esp_lcd_panel_disp_on_off(panelHandle, true) != ESP_OK) {
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TT_LOG_E(TAG, "Failed to turn display on");
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return false;
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}
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uint32_t buffer_size = 240 * 320; // Note: Pixel count, not bytes!
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const lvgl_port_display_cfg_t disp_cfg = {
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.io_handle = ioHandle,
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.panel_handle = panelHandle,
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.control_handle = nullptr,
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.buffer_size = buffer_size,
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.double_buffer = false,
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.trans_size = 0,
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.hres = 240,
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.vres = 320,
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.monochrome = true,
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.rotation = {
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.swap_xy = false,
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.mirror_x = false,
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.mirror_y = false,
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},
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.color_format = LV_COLOR_FORMAT_I1,
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.flags = {
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.buff_dma = false,
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.buff_spiram = false,
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.sw_rotate = false,
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.swap_bytes = false,
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.full_refresh = false,
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.direct_mode = false
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}
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};
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displayHandle = lvgl_port_add_disp(&disp_cfg);
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TT_LOG_I(TAG, "Finished");
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return displayHandle != nullptr;
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}
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bool TdeckDisplay::stop() {
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assert(displayHandle != nullptr);
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lvgl_port_remove_disp(displayHandle);
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if (esp_lcd_panel_del(panelHandle) != ESP_OK) {
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return false;
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}
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if (esp_lcd_panel_io_del(ioHandle) != ESP_OK) {
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return false;
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}
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displayHandle = nullptr;
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return true;
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}
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std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
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return std::make_shared<TdeckDisplay>();
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}
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