65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
// This file is part of the CircuitPython project: https://circuitpython.org
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//
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// SPDX-FileCopyrightText: Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
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//
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// SPDX-License-Identifier: MIT
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#pragma once
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#include <stdbool.h>
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#include <stdint.h>
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#include "py/obj.h"
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typedef struct {
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uint8_t depth;
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uint8_t bytes_per_cell;
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uint8_t tricolor_hue;
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uint8_t tricolor_luma;
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uint8_t grayscale_bit; // The lowest grayscale bit. Normally 8 - depth.
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bool grayscale;
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bool tricolor;
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bool sixcolor; // Spectra6 e-ink screens.
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bool sevencolor; // Acep e-ink screens.
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bool pixels_in_byte_share_row;
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bool reverse_pixels_in_byte;
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bool reverse_bytes_in_word;
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bool dither;
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} _displayio_colorspace_t;
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typedef struct {
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uint32_t rgb888;
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const _displayio_colorspace_t *cached_colorspace;
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uint32_t cached_color;
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uint8_t cached_colorspace_grayscale_bit;
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bool cached_colorspace_grayscale;
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bool transparent; // This may have additional bits added later for blending.
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} _displayio_color_t;
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typedef struct {
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uint32_t pixel;
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uint16_t x;
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uint16_t y;
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uint8_t tile;
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uint16_t tile_x;
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uint16_t tile_y;
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} displayio_input_pixel_t;
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typedef struct {
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uint32_t pixel;
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bool opaque;
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} displayio_output_pixel_t;
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typedef struct displayio_palette {
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mp_obj_base_t base;
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_displayio_color_t *colors;
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uint32_t color_count;
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bool needs_refresh;
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bool dither;
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} displayio_palette_t;
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void displayio_palette_get_color(displayio_palette_t *palette, const _displayio_colorspace_t *colorspace, const displayio_input_pixel_t *input_pixel, displayio_output_pixel_t *output_color);
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;
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bool displayio_palette_needs_refresh(displayio_palette_t *self);
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void displayio_palette_finish_refresh(displayio_palette_t *self);
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