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qmk_firmware

custom branch of QMK firmware git clone https://anongit.hacktivis.me/git/qmk_firmware.git

qp_tft_panel.h (2828B)

    

  1. // Copyright 2021 Nick Brassel (@tzarc)
  2. // SPDX-License-Identifier: GPL-2.0-or-later
  3. #pragma once
  5. #include "color.h"
  6. #include "qp_internal.h"
  8. #ifdef QUANTUM_PAINTER_SPI_ENABLE
  9. #    include "qp_comms_spi.h"
  10. #endif // QUANTUM_PAINTER_SPI_ENABLE
  12. ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
  13. // Common TFT panel implementation using D/C, and RST pins.
  15. // Driver vtable with extras
  16. typedef struct tft_panel_dc_reset_painter_driver_vtable_t {
  17.     painter_driver_vtable_t base; // must be first, so it can be cast to/from the painter_driver_vtable_t* type
  19.     // Number of bytes for transmitting x/y coordinates
  20.     uint8_t num_window_bytes;
  22.     // Whether or not the x/y coords should be swapped on 90/270 rotation
  23.     bool swap_window_coords;
  25.     // Opcodes for normal display operation
  26.     struct {
  27.         uint8_t display_on;
  28.         uint8_t display_off;
  29.         uint8_t set_column_address;
  30.         uint8_t set_row_address;
  31.         uint8_t enable_writes;
  32.     } opcodes;
  33. } tft_panel_dc_reset_painter_driver_vtable_t;
  35. // Device definition
  36. typedef struct tft_panel_dc_reset_painter_device_t {
  37.     painter_driver_t base; // must be first, so it can be cast to/from the painter_device_t* type
  39.     union {
  40. #ifdef QUANTUM_PAINTER_SPI_ENABLE
  41.         // SPI-based configurables
  42.         qp_comms_spi_dc_reset_config_t spi_dc_reset_config;
  43. #endif // QUANTUM_PAINTER_SPI_ENABLE
  45.         // TODO: I2C/parallel etc.
  46.     };
  47. } tft_panel_dc_reset_painter_device_t;
  49. ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
  50. // Forward declarations for injecting into concrete driver vtables
  52. bool qp_tft_panel_power(painter_device_t device, bool power_on);
  53. bool qp_tft_panel_clear(painter_device_t device);
  54. bool qp_tft_panel_flush(painter_device_t device);
  55. bool qp_tft_panel_viewport(painter_device_t device, uint16_t left, uint16_t top, uint16_t right, uint16_t bottom);
  56. bool qp_tft_panel_pixdata(painter_device_t device, const void *pixel_data, uint32_t native_pixel_count);
  58. bool qp_tft_panel_palette_convert_rgb565_swapped(painter_device_t device, int16_t palette_size, qp_pixel_t *palette);
  59. bool qp_tft_panel_palette_convert_rgb888(painter_device_t device, int16_t palette_size, qp_pixel_t *palette);
  61. bool qp_tft_panel_append_pixels_rgb565(painter_device_t device, uint8_t *target_buffer, qp_pixel_t *palette, uint32_t pixel_offset, uint32_t pixel_count, uint8_t *palette_indices);
  62. bool qp_tft_panel_append_pixels_rgb888(painter_device_t device, uint8_t *target_buffer, qp_pixel_t *palette, uint32_t pixel_offset, uint32_t pixel_count, uint8_t *palette_indices);
  64. bool qp_tft_panel_append_pixdata(painter_device_t device, uint8_t *target_buffer, uint32_t pixdata_offset, uint8_t pixdata_byte);