2016-04-08 11:08:37 +01:00
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2016 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stdio.h>
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#include <string.h>
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#include "py/runtime.h"
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#if MICROPY_PY_FRAMEBUF
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2022-05-05 04:23:32 +01:00
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#include "extmod/font_petme128_8x8.h"
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2016-04-08 11:08:37 +01:00
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2016-08-28 16:44:36 +01:00
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typedef struct _mp_obj_framebuf_t {
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2016-04-08 11:08:37 +01:00
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mp_obj_base_t base;
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2016-12-09 01:58:45 +00:00
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mp_obj_t buf_obj; // need to store this to prevent GC from reclaiming buf
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2016-08-28 16:44:36 +01:00
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void *buf;
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2016-04-08 11:08:37 +01:00
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uint16_t width, height, stride;
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2016-08-28 16:44:36 +01:00
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uint8_t format;
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} mp_obj_framebuf_t;
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2016-04-08 11:08:37 +01:00
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2020-02-19 11:45:32 +00:00
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#if !MICROPY_ENABLE_DYNRUNTIME
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STATIC const mp_obj_type_t mp_type_framebuf;
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#endif
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2021-01-18 00:38:27 +00:00
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typedef void (*setpixel_t)(const mp_obj_framebuf_t *, unsigned int, unsigned int, uint32_t);
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typedef uint32_t (*getpixel_t)(const mp_obj_framebuf_t *, unsigned int, unsigned int);
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typedef void (*fill_rect_t)(const mp_obj_framebuf_t *, unsigned int, unsigned int, unsigned int, unsigned int, uint32_t);
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2016-04-08 11:08:37 +01:00
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2016-08-28 16:44:36 +01:00
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typedef struct _mp_framebuf_p_t {
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setpixel_t setpixel;
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getpixel_t getpixel;
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2016-12-01 05:51:31 +00:00
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fill_rect_t fill_rect;
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2016-08-28 16:44:36 +01:00
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} mp_framebuf_p_t;
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2017-02-06 10:59:44 +00:00
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// constants for formats
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#define FRAMEBUF_MVLSB (0)
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#define FRAMEBUF_RGB565 (1)
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2017-07-15 14:53:47 +01:00
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#define FRAMEBUF_GS2_HMSB (5)
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2017-02-06 10:59:44 +00:00
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#define FRAMEBUF_GS4_HMSB (2)
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2017-12-14 06:36:13 +00:00
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#define FRAMEBUF_GS8 (6)
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2017-02-06 10:59:44 +00:00
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#define FRAMEBUF_MHLSB (3)
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#define FRAMEBUF_MHMSB (4)
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// Functions for MHLSB and MHMSB
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2021-01-18 00:38:27 +00:00
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STATIC void mono_horiz_setpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, uint32_t col) {
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2017-02-06 10:59:44 +00:00
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size_t index = (x + y * fb->stride) >> 3;
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2021-01-18 00:38:27 +00:00
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unsigned int offset = fb->format == FRAMEBUF_MHMSB ? x & 0x07 : 7 - (x & 0x07);
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2017-07-25 05:06:44 +01:00
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((uint8_t *)fb->buf)[index] = (((uint8_t *)fb->buf)[index] & ~(0x01 << offset)) | ((col != 0) << offset);
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2017-02-06 10:59:44 +00:00
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}
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2021-01-18 00:38:27 +00:00
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STATIC uint32_t mono_horiz_getpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y) {
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2017-02-06 10:59:44 +00:00
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size_t index = (x + y * fb->stride) >> 3;
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2021-01-18 00:38:27 +00:00
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unsigned int offset = fb->format == FRAMEBUF_MHMSB ? x & 0x07 : 7 - (x & 0x07);
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2017-02-06 10:59:44 +00:00
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return (((uint8_t *)fb->buf)[index] >> (offset)) & 0x01;
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}
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2021-01-18 00:38:27 +00:00
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STATIC void mono_horiz_fill_rect(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, unsigned int w, unsigned int h, uint32_t col) {
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unsigned int reverse = fb->format == FRAMEBUF_MHMSB;
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unsigned int advance = fb->stride >> 3;
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2017-02-06 10:59:44 +00:00
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while (w--) {
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uint8_t *b = &((uint8_t *)fb->buf)[(x >> 3) + y * advance];
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2021-01-18 00:38:27 +00:00
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unsigned int offset = reverse ? x & 7 : 7 - (x & 7);
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for (unsigned int hh = h; hh; --hh) {
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2017-02-06 10:59:44 +00:00
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*b = (*b & ~(0x01 << offset)) | ((col != 0) << offset);
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b += advance;
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}
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++x;
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}
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}
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2016-08-28 16:44:36 +01:00
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// Functions for MVLSB format
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2021-01-18 00:38:27 +00:00
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STATIC void mvlsb_setpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, uint32_t col) {
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2016-08-28 16:44:36 +01:00
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size_t index = (y >> 3) * fb->stride + x;
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uint8_t offset = y & 0x07;
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2017-07-25 05:06:44 +01:00
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((uint8_t *)fb->buf)[index] = (((uint8_t *)fb->buf)[index] & ~(0x01 << offset)) | ((col != 0) << offset);
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2016-08-28 16:44:36 +01:00
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}
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2021-01-18 00:38:27 +00:00
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STATIC uint32_t mvlsb_getpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y) {
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2016-08-28 16:44:36 +01:00
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return (((uint8_t *)fb->buf)[(y >> 3) * fb->stride + x] >> (y & 0x07)) & 0x01;
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}
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2021-01-18 00:38:27 +00:00
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STATIC void mvlsb_fill_rect(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, unsigned int w, unsigned int h, uint32_t col) {
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2016-12-01 05:51:31 +00:00
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while (h--) {
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uint8_t *b = &((uint8_t *)fb->buf)[(y >> 3) * fb->stride + x];
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uint8_t offset = y & 0x07;
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2021-01-18 00:38:27 +00:00
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for (unsigned int ww = w; ww; --ww) {
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2016-12-01 05:51:31 +00:00
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*b = (*b & ~(0x01 << offset)) | ((col != 0) << offset);
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++b;
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}
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++y;
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}
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}
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2016-08-28 16:44:36 +01:00
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// Functions for RGB565 format
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2021-01-18 00:38:27 +00:00
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STATIC void rgb565_setpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, uint32_t col) {
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2017-07-25 05:06:44 +01:00
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((uint16_t *)fb->buf)[x + y * fb->stride] = col;
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2016-08-28 16:44:36 +01:00
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}
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2021-01-18 00:38:27 +00:00
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STATIC uint32_t rgb565_getpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y) {
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2016-08-28 16:44:36 +01:00
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return ((uint16_t *)fb->buf)[x + y * fb->stride];
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}
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2021-01-18 00:38:27 +00:00
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STATIC void rgb565_fill_rect(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, unsigned int w, unsigned int h, uint32_t col) {
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2016-12-01 05:51:31 +00:00
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uint16_t *b = &((uint16_t *)fb->buf)[x + y * fb->stride];
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while (h--) {
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2021-01-18 00:38:27 +00:00
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for (unsigned int ww = w; ww; --ww) {
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2017-07-25 05:06:44 +01:00
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*b++ = col;
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2016-12-01 05:51:31 +00:00
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}
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b += fb->stride - w;
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}
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}
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2017-07-15 14:53:47 +01:00
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// Functions for GS2_HMSB format
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2021-01-18 00:38:27 +00:00
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STATIC void gs2_hmsb_setpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, uint32_t col) {
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2017-07-15 14:53:47 +01:00
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uint8_t *pixel = &((uint8_t *)fb->buf)[(x + y * fb->stride) >> 2];
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uint8_t shift = (x & 0x3) << 1;
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uint8_t mask = 0x3 << shift;
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uint8_t color = (col & 0x3) << shift;
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*pixel = color | (*pixel & (~mask));
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}
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2021-01-18 00:38:27 +00:00
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STATIC uint32_t gs2_hmsb_getpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y) {
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2017-07-15 14:53:47 +01:00
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uint8_t pixel = ((uint8_t *)fb->buf)[(x + y * fb->stride) >> 2];
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uint8_t shift = (x & 0x3) << 1;
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return (pixel >> shift) & 0x3;
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}
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2021-01-18 00:38:27 +00:00
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STATIC void gs2_hmsb_fill_rect(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, unsigned int w, unsigned int h, uint32_t col) {
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for (unsigned int xx = x; xx < x + w; xx++) {
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for (unsigned int yy = y; yy < y + h; yy++) {
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2017-07-15 14:53:47 +01:00
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gs2_hmsb_setpixel(fb, xx, yy, col);
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}
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}
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}
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2017-01-01 02:24:56 +00:00
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// Functions for GS4_HMSB format
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2021-01-18 00:38:27 +00:00
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STATIC void gs4_hmsb_setpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, uint32_t col) {
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2017-01-01 02:24:56 +00:00
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uint8_t *pixel = &((uint8_t *)fb->buf)[(x + y * fb->stride) >> 1];
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if (x % 2) {
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*pixel = ((uint8_t)col & 0x0f) | (*pixel & 0xf0);
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} else {
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*pixel = ((uint8_t)col << 4) | (*pixel & 0x0f);
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}
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}
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2021-01-18 00:38:27 +00:00
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STATIC uint32_t gs4_hmsb_getpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y) {
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2017-01-01 02:24:56 +00:00
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if (x % 2) {
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return ((uint8_t *)fb->buf)[(x + y * fb->stride) >> 1] & 0x0f;
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}
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return ((uint8_t *)fb->buf)[(x + y * fb->stride) >> 1] >> 4;
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}
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2021-01-18 00:38:27 +00:00
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STATIC void gs4_hmsb_fill_rect(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, unsigned int w, unsigned int h, uint32_t col) {
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2017-01-01 02:24:56 +00:00
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col &= 0x0f;
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uint8_t *pixel_pair = &((uint8_t *)fb->buf)[(x + y * fb->stride) >> 1];
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uint8_t col_shifted_left = col << 4;
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2017-07-25 05:06:44 +01:00
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uint8_t col_pixel_pair = col_shifted_left | col;
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2021-01-18 00:38:27 +00:00
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unsigned int pixel_count_till_next_line = (fb->stride - w) >> 1;
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2017-01-01 02:24:56 +00:00
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bool odd_x = (x % 2 == 1);
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while (h--) {
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2021-01-18 00:38:27 +00:00
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unsigned int ww = w;
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2017-01-01 02:24:56 +00:00
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if (odd_x && ww > 0) {
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*pixel_pair = (*pixel_pair & 0xf0) | col;
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pixel_pair++;
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ww--;
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}
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2017-07-25 05:06:44 +01:00
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memset(pixel_pair, col_pixel_pair, ww >> 1);
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2017-01-01 02:24:56 +00:00
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pixel_pair += ww >> 1;
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if (ww % 2) {
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*pixel_pair = col_shifted_left | (*pixel_pair & 0x0f);
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if (!odd_x) {
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pixel_pair++;
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}
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}
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pixel_pair += pixel_count_till_next_line;
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}
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}
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2017-12-14 06:36:13 +00:00
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// Functions for GS8 format
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2021-01-18 00:38:27 +00:00
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STATIC void gs8_setpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, uint32_t col) {
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2017-12-14 06:36:13 +00:00
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uint8_t *pixel = &((uint8_t *)fb->buf)[(x + y * fb->stride)];
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*pixel = col & 0xff;
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}
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2021-01-18 00:38:27 +00:00
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STATIC uint32_t gs8_getpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y) {
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2017-12-14 06:36:13 +00:00
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return ((uint8_t *)fb->buf)[(x + y * fb->stride)];
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}
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2021-01-18 00:38:27 +00:00
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STATIC void gs8_fill_rect(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, unsigned int w, unsigned int h, uint32_t col) {
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2017-12-14 06:36:13 +00:00
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uint8_t *pixel = &((uint8_t *)fb->buf)[(x + y * fb->stride)];
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while (h--) {
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memset(pixel, col, w);
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pixel += fb->stride;
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}
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}
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2016-08-28 16:44:36 +01:00
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STATIC mp_framebuf_p_t formats[] = {
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2016-12-01 05:51:31 +00:00
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[FRAMEBUF_MVLSB] = {mvlsb_setpixel, mvlsb_getpixel, mvlsb_fill_rect},
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[FRAMEBUF_RGB565] = {rgb565_setpixel, rgb565_getpixel, rgb565_fill_rect},
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2017-07-15 14:53:47 +01:00
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[FRAMEBUF_GS2_HMSB] = {gs2_hmsb_setpixel, gs2_hmsb_getpixel, gs2_hmsb_fill_rect},
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2017-01-01 02:24:56 +00:00
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[FRAMEBUF_GS4_HMSB] = {gs4_hmsb_setpixel, gs4_hmsb_getpixel, gs4_hmsb_fill_rect},
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2017-12-14 06:36:13 +00:00
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[FRAMEBUF_GS8] = {gs8_setpixel, gs8_getpixel, gs8_fill_rect},
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2017-02-06 10:59:44 +00:00
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[FRAMEBUF_MHLSB] = {mono_horiz_setpixel, mono_horiz_getpixel, mono_horiz_fill_rect},
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[FRAMEBUF_MHMSB] = {mono_horiz_setpixel, mono_horiz_getpixel, mono_horiz_fill_rect},
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2016-08-28 16:44:36 +01:00
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};
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2021-01-18 00:38:27 +00:00
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static inline void setpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y, uint32_t col) {
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2017-07-25 05:06:44 +01:00
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formats[fb->format].setpixel(fb, x, y, col);
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2016-08-28 16:44:36 +01:00
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}
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2021-01-18 00:38:27 +00:00
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static inline uint32_t getpixel(const mp_obj_framebuf_t *fb, unsigned int x, unsigned int y) {
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2016-08-28 16:44:36 +01:00
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return formats[fb->format].getpixel(fb, x, y);
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}
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2016-12-05 00:52:51 +00:00
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STATIC void fill_rect(const mp_obj_framebuf_t *fb, int x, int y, int w, int h, uint32_t col) {
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2017-01-07 20:03:51 +00:00
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if (h < 1 || w < 1 || x + w <= 0 || y + h <= 0 || y >= fb->height || x >= fb->width) {
|
2016-12-05 00:52:51 +00:00
|
|
|
// No operation needed.
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
// clip to the framebuffer
|
|
|
|
int xend = MIN(fb->width, x + w);
|
|
|
|
int yend = MIN(fb->height, y + h);
|
|
|
|
x = MAX(x, 0);
|
|
|
|
y = MAX(y, 0);
|
|
|
|
|
|
|
|
formats[fb->format].fill_rect(fb, x, y, xend - x, yend - y, col);
|
|
|
|
}
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
STATIC mp_obj_t framebuf_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args_in) {
|
2016-08-28 16:44:36 +01:00
|
|
|
mp_arg_check_num(n_args, n_kw, 4, 5, false);
|
|
|
|
|
2022-04-22 08:09:15 +01:00
|
|
|
mp_obj_framebuf_t *o = mp_obj_malloc(mp_obj_framebuf_t, type);
|
2022-08-12 07:47:02 +01:00
|
|
|
o->buf_obj = args_in[0];
|
2016-04-08 11:08:37 +01:00
|
|
|
|
|
|
|
mp_buffer_info_t bufinfo;
|
2022-08-12 07:47:02 +01:00
|
|
|
mp_get_buffer_raise(args_in[0], &bufinfo, MP_BUFFER_WRITE);
|
2016-04-08 11:08:37 +01:00
|
|
|
o->buf = bufinfo.buf;
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
o->width = mp_obj_get_int(args_in[1]);
|
|
|
|
o->height = mp_obj_get_int(args_in[2]);
|
|
|
|
o->format = mp_obj_get_int(args_in[3]);
|
2016-08-28 16:44:36 +01:00
|
|
|
if (n_args >= 5) {
|
2022-08-12 07:47:02 +01:00
|
|
|
o->stride = mp_obj_get_int(args_in[4]);
|
2016-08-28 16:44:36 +01:00
|
|
|
} else {
|
|
|
|
o->stride = o->width;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch (o->format) {
|
|
|
|
case FRAMEBUF_MVLSB:
|
|
|
|
case FRAMEBUF_RGB565:
|
|
|
|
break;
|
2017-02-06 10:59:44 +00:00
|
|
|
case FRAMEBUF_MHLSB:
|
|
|
|
case FRAMEBUF_MHMSB:
|
|
|
|
o->stride = (o->stride + 7) & ~7;
|
|
|
|
break;
|
2017-07-15 14:53:47 +01:00
|
|
|
case FRAMEBUF_GS2_HMSB:
|
|
|
|
o->stride = (o->stride + 3) & ~3;
|
|
|
|
break;
|
2017-07-24 11:58:30 +01:00
|
|
|
case FRAMEBUF_GS4_HMSB:
|
|
|
|
o->stride = (o->stride + 1) & ~1;
|
|
|
|
break;
|
2017-12-14 06:36:13 +00:00
|
|
|
case FRAMEBUF_GS8:
|
|
|
|
break;
|
2016-08-28 16:44:36 +01:00
|
|
|
default:
|
2020-03-02 11:35:22 +00:00
|
|
|
mp_raise_ValueError(MP_ERROR_TEXT("invalid format"));
|
2016-04-08 11:08:37 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
return MP_OBJ_FROM_PTR(o);
|
|
|
|
}
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
STATIC void framebuf_args(const mp_obj_t *args_in, mp_int_t *args_out, int n) {
|
|
|
|
for (int i = 0; i < n; ++i) {
|
|
|
|
args_out[i] = mp_obj_get_int(args_in[i + 1]);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2016-12-08 04:17:47 +00:00
|
|
|
STATIC mp_int_t framebuf_get_buffer(mp_obj_t self_in, mp_buffer_info_t *bufinfo, mp_uint_t flags) {
|
|
|
|
(void)flags;
|
|
|
|
mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(self_in);
|
|
|
|
bufinfo->buf = self->buf;
|
|
|
|
bufinfo->len = self->stride * self->height * (self->format == FRAMEBUF_RGB565 ? 2 : 1);
|
|
|
|
bufinfo->typecode = 'B'; // view framebuf as bytes
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2016-08-28 16:44:36 +01:00
|
|
|
STATIC mp_obj_t framebuf_fill(mp_obj_t self_in, mp_obj_t col_in) {
|
|
|
|
mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(self_in);
|
2016-04-08 11:08:37 +01:00
|
|
|
mp_int_t col = mp_obj_get_int(col_in);
|
2016-12-01 05:51:31 +00:00
|
|
|
formats[self->format].fill_rect(self, 0, 0, self->width, self->height, col);
|
2016-08-28 16:44:36 +01:00
|
|
|
return mp_const_none;
|
|
|
|
}
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_2(framebuf_fill_obj, framebuf_fill);
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
STATIC mp_obj_t framebuf_fill_rect(size_t n_args, const mp_obj_t *args_in) {
|
|
|
|
mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(args_in[0]);
|
|
|
|
mp_int_t args[5]; // x, y, w, h, col
|
|
|
|
framebuf_args(args_in, args, 5);
|
|
|
|
fill_rect(self, args[0], args[1], args[2], args[3], args[4]);
|
2016-04-08 11:08:37 +01:00
|
|
|
return mp_const_none;
|
|
|
|
}
|
2016-08-28 16:44:36 +01:00
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(framebuf_fill_rect_obj, 6, 6, framebuf_fill_rect);
|
2016-04-08 11:08:37 +01:00
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
STATIC mp_obj_t framebuf_pixel(size_t n_args, const mp_obj_t *args_in) {
|
|
|
|
mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(args_in[0]);
|
|
|
|
mp_int_t x = mp_obj_get_int(args_in[1]);
|
|
|
|
mp_int_t y = mp_obj_get_int(args_in[2]);
|
2016-04-08 11:08:37 +01:00
|
|
|
if (0 <= x && x < self->width && 0 <= y && y < self->height) {
|
|
|
|
if (n_args == 3) {
|
|
|
|
// get
|
2016-08-28 16:44:36 +01:00
|
|
|
return MP_OBJ_NEW_SMALL_INT(getpixel(self, x, y));
|
2016-04-08 11:08:37 +01:00
|
|
|
} else {
|
|
|
|
// set
|
2022-08-12 07:47:02 +01:00
|
|
|
setpixel(self, x, y, mp_obj_get_int(args_in[3]));
|
2016-04-08 11:08:37 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
return mp_const_none;
|
|
|
|
}
|
2016-08-28 16:44:36 +01:00
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(framebuf_pixel_obj, 3, 4, framebuf_pixel);
|
2016-04-08 11:08:37 +01:00
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
STATIC mp_obj_t framebuf_hline(size_t n_args, const mp_obj_t *args_in) {
|
2016-12-05 00:52:51 +00:00
|
|
|
(void)n_args;
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(args_in[0]);
|
|
|
|
mp_int_t args[4]; // x, y, w, col
|
|
|
|
framebuf_args(args_in, args, 4);
|
2016-12-05 00:52:51 +00:00
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
fill_rect(self, args[0], args[1], args[2], 1, args[3]);
|
2016-12-05 00:52:51 +00:00
|
|
|
|
|
|
|
return mp_const_none;
|
|
|
|
}
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(framebuf_hline_obj, 5, 5, framebuf_hline);
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
STATIC mp_obj_t framebuf_vline(size_t n_args, const mp_obj_t *args_in) {
|
2016-12-05 00:52:51 +00:00
|
|
|
(void)n_args;
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(args_in[0]);
|
|
|
|
mp_int_t args[4]; // x, y, h, col
|
|
|
|
framebuf_args(args_in, args, 4);
|
2016-12-05 00:52:51 +00:00
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
fill_rect(self, args[0], args[1], 1, args[2], args[3]);
|
2016-12-05 00:52:51 +00:00
|
|
|
|
|
|
|
return mp_const_none;
|
|
|
|
}
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(framebuf_vline_obj, 5, 5, framebuf_vline);
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
STATIC mp_obj_t framebuf_rect(size_t n_args, const mp_obj_t *args_in) {
|
|
|
|
mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(args_in[0]);
|
|
|
|
mp_int_t args[5]; // x, y, w, h, col
|
|
|
|
framebuf_args(args_in, args, 5);
|
2022-08-12 07:34:51 +01:00
|
|
|
if (n_args > 6 && mp_obj_is_true(args_in[6])) {
|
|
|
|
fill_rect(self, args[0], args[1], args[2], args[3], args[4]);
|
|
|
|
} else {
|
|
|
|
fill_rect(self, args[0], args[1], args[2], 1, args[4]);
|
|
|
|
fill_rect(self, args[0], args[1] + args[3] - 1, args[2], 1, args[4]);
|
|
|
|
fill_rect(self, args[0], args[1], 1, args[3], args[4]);
|
|
|
|
fill_rect(self, args[0] + args[2] - 1, args[1], 1, args[3], args[4]);
|
|
|
|
}
|
2016-12-05 00:52:51 +00:00
|
|
|
return mp_const_none;
|
|
|
|
}
|
2022-08-12 07:34:51 +01:00
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(framebuf_rect_obj, 6, 7, framebuf_rect);
|
2016-12-05 00:52:51 +00:00
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
STATIC void line(const mp_obj_framebuf_t *fb, mp_int_t x1, mp_int_t y1, mp_int_t x2, mp_int_t y2, mp_int_t col) {
|
2016-12-05 00:52:51 +00:00
|
|
|
mp_int_t dx = x2 - x1;
|
|
|
|
mp_int_t sx;
|
|
|
|
if (dx > 0) {
|
|
|
|
sx = 1;
|
|
|
|
} else {
|
|
|
|
dx = -dx;
|
|
|
|
sx = -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
mp_int_t dy = y2 - y1;
|
|
|
|
mp_int_t sy;
|
|
|
|
if (dy > 0) {
|
|
|
|
sy = 1;
|
|
|
|
} else {
|
|
|
|
dy = -dy;
|
|
|
|
sy = -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool steep;
|
|
|
|
if (dy > dx) {
|
|
|
|
mp_int_t temp;
|
|
|
|
temp = x1;
|
|
|
|
x1 = y1;
|
|
|
|
y1 = temp;
|
|
|
|
temp = dx;
|
|
|
|
dx = dy;
|
|
|
|
dy = temp;
|
|
|
|
temp = sx;
|
|
|
|
sx = sy;
|
|
|
|
sy = temp;
|
|
|
|
steep = true;
|
|
|
|
} else {
|
|
|
|
steep = false;
|
|
|
|
}
|
|
|
|
|
|
|
|
mp_int_t e = 2 * dy - dx;
|
|
|
|
for (mp_int_t i = 0; i < dx; ++i) {
|
|
|
|
if (steep) {
|
2022-08-12 07:47:02 +01:00
|
|
|
if (0 <= y1 && y1 < fb->width && 0 <= x1 && x1 < fb->height) {
|
|
|
|
setpixel(fb, y1, x1, col);
|
2017-01-23 03:35:00 +00:00
|
|
|
}
|
2016-12-05 00:52:51 +00:00
|
|
|
} else {
|
2022-08-12 07:47:02 +01:00
|
|
|
if (0 <= x1 && x1 < fb->width && 0 <= y1 && y1 < fb->height) {
|
|
|
|
setpixel(fb, x1, y1, col);
|
2017-01-23 03:35:00 +00:00
|
|
|
}
|
2016-12-05 00:52:51 +00:00
|
|
|
}
|
|
|
|
while (e >= 0) {
|
|
|
|
y1 += sy;
|
|
|
|
e -= 2 * dx;
|
|
|
|
}
|
|
|
|
x1 += sx;
|
|
|
|
e += 2 * dy;
|
|
|
|
}
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
if (0 <= x2 && x2 < fb->width && 0 <= y2 && y2 < fb->height) {
|
|
|
|
setpixel(fb, x2, y2, col);
|
2017-01-23 03:35:00 +00:00
|
|
|
}
|
2022-08-12 07:47:02 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
STATIC mp_obj_t framebuf_line(size_t n_args, const mp_obj_t *args_in) {
|
|
|
|
(void)n_args;
|
|
|
|
|
|
|
|
mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(args_in[0]);
|
|
|
|
mp_int_t args[5]; // x1, y1, x2, y2, col
|
|
|
|
framebuf_args(args_in, args, 5);
|
|
|
|
|
|
|
|
line(self, args[0], args[1], args[2], args[3], args[4]);
|
2016-12-05 00:52:51 +00:00
|
|
|
|
|
|
|
return mp_const_none;
|
|
|
|
}
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(framebuf_line_obj, 6, 6, framebuf_line);
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
STATIC mp_obj_t framebuf_blit(size_t n_args, const mp_obj_t *args_in) {
|
|
|
|
mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(args_in[0]);
|
|
|
|
mp_obj_t source_in = mp_obj_cast_to_native_base(args_in[1], MP_OBJ_FROM_PTR(&mp_type_framebuf));
|
2020-02-19 11:45:32 +00:00
|
|
|
if (source_in == MP_OBJ_NULL) {
|
|
|
|
mp_raise_TypeError(NULL);
|
|
|
|
}
|
|
|
|
mp_obj_framebuf_t *source = MP_OBJ_TO_PTR(source_in);
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
mp_int_t x = mp_obj_get_int(args_in[2]);
|
|
|
|
mp_int_t y = mp_obj_get_int(args_in[3]);
|
2016-08-28 16:44:36 +01:00
|
|
|
mp_int_t key = -1;
|
|
|
|
if (n_args > 4) {
|
2022-08-12 07:47:02 +01:00
|
|
|
key = mp_obj_get_int(args_in[4]);
|
2016-08-28 16:44:36 +01:00
|
|
|
}
|
2021-08-18 20:05:25 +01:00
|
|
|
mp_obj_framebuf_t *palette = NULL;
|
2022-08-12 07:47:02 +01:00
|
|
|
if (n_args > 5 && args_in[5] != mp_const_none) {
|
|
|
|
palette = MP_OBJ_TO_PTR(mp_obj_cast_to_native_base(args_in[5], MP_OBJ_FROM_PTR(&mp_type_framebuf)));
|
2021-08-18 20:05:25 +01:00
|
|
|
}
|
2016-08-28 16:44:36 +01:00
|
|
|
|
|
|
|
if (
|
|
|
|
(x >= self->width) ||
|
|
|
|
(y >= self->height) ||
|
|
|
|
(-x >= source->width) ||
|
|
|
|
(-y >= source->height)
|
|
|
|
) {
|
|
|
|
// Out of bounds, no-op.
|
|
|
|
return mp_const_none;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Clip.
|
|
|
|
int x0 = MAX(0, x);
|
|
|
|
int y0 = MAX(0, y);
|
|
|
|
int x1 = MAX(0, -x);
|
|
|
|
int y1 = MAX(0, -y);
|
|
|
|
int x0end = MIN(self->width, x + source->width);
|
|
|
|
int y0end = MIN(self->height, y + source->height);
|
|
|
|
|
|
|
|
for (; y0 < y0end; ++y0) {
|
|
|
|
int cx1 = x1;
|
|
|
|
for (int cx0 = x0; cx0 < x0end; ++cx0) {
|
2017-07-25 05:06:44 +01:00
|
|
|
uint32_t col = getpixel(source, cx1, y1);
|
2021-08-18 20:05:25 +01:00
|
|
|
if (palette) {
|
|
|
|
col = getpixel(palette, col, 0);
|
|
|
|
}
|
2017-07-25 05:06:44 +01:00
|
|
|
if (col != (uint32_t)key) {
|
|
|
|
setpixel(self, cx0, y0, col);
|
2016-04-08 11:08:37 +01:00
|
|
|
}
|
2016-08-28 16:44:36 +01:00
|
|
|
++cx1;
|
2016-04-08 11:08:37 +01:00
|
|
|
}
|
2016-08-28 16:44:36 +01:00
|
|
|
++y1;
|
2016-04-08 11:08:37 +01:00
|
|
|
}
|
2016-08-28 16:44:36 +01:00
|
|
|
return mp_const_none;
|
|
|
|
}
|
2021-08-18 20:05:25 +01:00
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(framebuf_blit_obj, 4, 6, framebuf_blit);
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2016-08-28 16:44:36 +01:00
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STATIC mp_obj_t framebuf_scroll(mp_obj_t self_in, mp_obj_t xstep_in, mp_obj_t ystep_in) {
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mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(self_in);
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mp_int_t xstep = mp_obj_get_int(xstep_in);
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mp_int_t ystep = mp_obj_get_int(ystep_in);
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int sx, y, xend, yend, dx, dy;
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2016-09-02 15:15:37 +01:00
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if (xstep < 0) {
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2016-08-28 16:44:36 +01:00
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sx = 0;
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xend = self->width + xstep;
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dx = 1;
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} else {
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sx = self->width - 1;
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xend = xstep - 1;
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dx = -1;
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}
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if (ystep < 0) {
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y = 0;
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yend = self->height + ystep;
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dy = 1;
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} else {
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y = self->height - 1;
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yend = ystep - 1;
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dy = -1;
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}
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for (; y != yend; y += dy) {
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for (int x = sx; x != xend; x += dx) {
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setpixel(self, x, y, getpixel(self, x - xstep, y - ystep));
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2016-09-02 15:15:37 +01:00
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}
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}
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2016-04-08 11:08:37 +01:00
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return mp_const_none;
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}
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2016-08-28 16:44:36 +01:00
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STATIC MP_DEFINE_CONST_FUN_OBJ_3(framebuf_scroll_obj, framebuf_scroll);
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2016-04-08 11:08:37 +01:00
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2022-08-12 07:47:02 +01:00
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STATIC mp_obj_t framebuf_text(size_t n_args, const mp_obj_t *args_in) {
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2016-04-08 11:08:37 +01:00
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// extract arguments
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2022-08-12 07:47:02 +01:00
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mp_obj_framebuf_t *self = MP_OBJ_TO_PTR(args_in[0]);
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const char *str = mp_obj_str_get_str(args_in[1]);
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mp_int_t x0 = mp_obj_get_int(args_in[2]);
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mp_int_t y0 = mp_obj_get_int(args_in[3]);
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2016-04-08 11:08:37 +01:00
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mp_int_t col = 1;
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if (n_args >= 5) {
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2022-08-12 07:47:02 +01:00
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col = mp_obj_get_int(args_in[4]);
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2016-04-08 11:08:37 +01:00
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}
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// loop over chars
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for (; *str; ++str) {
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// get char and make sure its in range of font
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int chr = *(uint8_t *)str;
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if (chr < 32 || chr > 127) {
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chr = 127;
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}
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// get char data
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const uint8_t *chr_data = &font_petme128_8x8[(chr - 32) * 8];
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// loop over char data
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for (int j = 0; j < 8; j++, x0++) {
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if (0 <= x0 && x0 < self->width) { // clip x
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uint vline_data = chr_data[j]; // each byte is a column of 8 pixels, LSB at top
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for (int y = y0; vline_data; vline_data >>= 1, y++) { // scan over vertical column
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if (vline_data & 1) { // only draw if pixel set
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if (0 <= y && y < self->height) { // clip y
|
2016-08-28 16:44:36 +01:00
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setpixel(self, x0, y, col);
|
2016-04-08 11:08:37 +01:00
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}
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}
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}
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}
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}
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}
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return mp_const_none;
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}
|
2016-08-28 16:44:36 +01:00
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(framebuf_text_obj, 4, 5, framebuf_text);
|
2016-04-08 11:08:37 +01:00
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|
2019-11-05 00:38:01 +00:00
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|
#if !MICROPY_ENABLE_DYNRUNTIME
|
2016-08-28 16:44:36 +01:00
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STATIC const mp_rom_map_elem_t framebuf_locals_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_fill), MP_ROM_PTR(&framebuf_fill_obj) },
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{ MP_ROM_QSTR(MP_QSTR_fill_rect), MP_ROM_PTR(&framebuf_fill_rect_obj) },
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{ MP_ROM_QSTR(MP_QSTR_pixel), MP_ROM_PTR(&framebuf_pixel_obj) },
|
2016-12-05 00:52:51 +00:00
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{ MP_ROM_QSTR(MP_QSTR_hline), MP_ROM_PTR(&framebuf_hline_obj) },
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{ MP_ROM_QSTR(MP_QSTR_vline), MP_ROM_PTR(&framebuf_vline_obj) },
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{ MP_ROM_QSTR(MP_QSTR_rect), MP_ROM_PTR(&framebuf_rect_obj) },
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{ MP_ROM_QSTR(MP_QSTR_line), MP_ROM_PTR(&framebuf_line_obj) },
|
2016-08-28 16:44:36 +01:00
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{ MP_ROM_QSTR(MP_QSTR_blit), MP_ROM_PTR(&framebuf_blit_obj) },
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{ MP_ROM_QSTR(MP_QSTR_scroll), MP_ROM_PTR(&framebuf_scroll_obj) },
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{ MP_ROM_QSTR(MP_QSTR_text), MP_ROM_PTR(&framebuf_text_obj) },
|
2016-04-08 11:08:37 +01:00
|
|
|
};
|
2016-08-28 16:44:36 +01:00
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|
STATIC MP_DEFINE_CONST_DICT(framebuf_locals_dict, framebuf_locals_dict_table);
|
2016-04-08 11:08:37 +01:00
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|
2016-08-28 16:44:36 +01:00
|
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|
STATIC const mp_obj_type_t mp_type_framebuf = {
|
2016-04-08 11:08:37 +01:00
|
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{ &mp_type_type },
|
2016-08-28 16:44:36 +01:00
|
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|
.name = MP_QSTR_FrameBuffer,
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|
|
.make_new = framebuf_make_new,
|
2016-12-08 04:17:47 +00:00
|
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|
.buffer_p = { .get_buffer = framebuf_get_buffer },
|
2017-07-29 08:26:41 +01:00
|
|
|
.locals_dict = (mp_obj_dict_t *)&framebuf_locals_dict,
|
2016-04-08 11:08:37 +01:00
|
|
|
};
|
2019-11-05 00:38:01 +00:00
|
|
|
#endif
|
2016-04-08 11:08:37 +01:00
|
|
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|
2016-12-01 04:51:16 +00:00
|
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|
// this factory function is provided for backwards compatibility with old FrameBuffer1 class
|
2022-08-12 07:47:02 +01:00
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|
STATIC mp_obj_t legacy_framebuffer1(size_t n_args, const mp_obj_t *args_in) {
|
2022-04-22 08:09:15 +01:00
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|
mp_obj_framebuf_t *o = mp_obj_malloc(mp_obj_framebuf_t, &mp_type_framebuf);
|
2016-12-01 04:51:16 +00:00
|
|
|
|
|
|
|
mp_buffer_info_t bufinfo;
|
2022-08-12 07:47:02 +01:00
|
|
|
mp_get_buffer_raise(args_in[0], &bufinfo, MP_BUFFER_WRITE);
|
2016-12-01 04:51:16 +00:00
|
|
|
o->buf = bufinfo.buf;
|
|
|
|
|
2022-08-12 07:47:02 +01:00
|
|
|
o->width = mp_obj_get_int(args_in[1]);
|
|
|
|
o->height = mp_obj_get_int(args_in[2]);
|
2016-12-01 04:51:16 +00:00
|
|
|
o->format = FRAMEBUF_MVLSB;
|
|
|
|
if (n_args >= 4) {
|
2022-08-12 07:47:02 +01:00
|
|
|
o->stride = mp_obj_get_int(args_in[3]);
|
2016-12-01 04:51:16 +00:00
|
|
|
} else {
|
|
|
|
o->stride = o->width;
|
|
|
|
}
|
|
|
|
|
|
|
|
return MP_OBJ_FROM_PTR(o);
|
|
|
|
}
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(legacy_framebuffer1_obj, 3, 4, legacy_framebuffer1);
|
|
|
|
|
2019-11-05 00:38:01 +00:00
|
|
|
#if !MICROPY_ENABLE_DYNRUNTIME
|
2016-04-08 11:08:37 +01:00
|
|
|
STATIC const mp_rom_map_elem_t framebuf_module_globals_table[] = {
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_framebuf) },
|
2016-08-28 16:44:36 +01:00
|
|
|
{ MP_ROM_QSTR(MP_QSTR_FrameBuffer), MP_ROM_PTR(&mp_type_framebuf) },
|
2016-12-01 04:51:16 +00:00
|
|
|
{ MP_ROM_QSTR(MP_QSTR_FrameBuffer1), MP_ROM_PTR(&legacy_framebuffer1_obj) },
|
2017-07-31 04:00:34 +01:00
|
|
|
{ MP_ROM_QSTR(MP_QSTR_MVLSB), MP_ROM_INT(FRAMEBUF_MVLSB) },
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_MONO_VLSB), MP_ROM_INT(FRAMEBUF_MVLSB) },
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_RGB565), MP_ROM_INT(FRAMEBUF_RGB565) },
|
2017-07-15 14:53:47 +01:00
|
|
|
{ MP_ROM_QSTR(MP_QSTR_GS2_HMSB), MP_ROM_INT(FRAMEBUF_GS2_HMSB) },
|
2017-07-31 04:00:34 +01:00
|
|
|
{ MP_ROM_QSTR(MP_QSTR_GS4_HMSB), MP_ROM_INT(FRAMEBUF_GS4_HMSB) },
|
2017-12-14 06:36:13 +00:00
|
|
|
{ MP_ROM_QSTR(MP_QSTR_GS8), MP_ROM_INT(FRAMEBUF_GS8) },
|
2017-07-31 04:00:34 +01:00
|
|
|
{ MP_ROM_QSTR(MP_QSTR_MONO_HLSB), MP_ROM_INT(FRAMEBUF_MHLSB) },
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_MONO_HMSB), MP_ROM_INT(FRAMEBUF_MHMSB) },
|
2016-04-08 11:08:37 +01:00
|
|
|
};
|
|
|
|
|
|
|
|
STATIC MP_DEFINE_CONST_DICT(framebuf_module_globals, framebuf_module_globals_table);
|
|
|
|
|
|
|
|
const mp_obj_module_t mp_module_framebuf = {
|
|
|
|
.base = { &mp_type_module },
|
|
|
|
.globals = (mp_obj_dict_t *)&framebuf_module_globals,
|
|
|
|
};
|
2022-04-20 07:06:22 +01:00
|
|
|
|
2022-05-31 13:56:11 +01:00
|
|
|
MP_REGISTER_MODULE(MP_QSTR_framebuf, mp_module_framebuf);
|
2019-11-05 00:38:01 +00:00
|
|
|
#endif
|
2016-04-08 11:08:37 +01:00
|
|
|
|
|
|
|
#endif // MICROPY_PY_FRAMEBUF
|