andrey
/
Marlin_FB4S
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
Browse Source

Save 20b in smart_fill_mesh with PROGMEM

pull/1/head
Scott Lahteine 8 years ago
parent
b7dc4d9973
commit
6bb05c4543
1 changed files with 23 additions and 14 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 37
      Marlin/ubl_G29.cpp

37
Marlin/ubl_G29.cpp
View File

@ -1593,24 +1593,33 @@
typedef struct { uint8_t sx, ex, sy, ey; bool yfirst; } smart_fill_info;
void unified_bed_leveling::smart_fill_mesh() {
const smart_fill_info info[] = {
{ 0, GRID_MAX_POINTS_X, 0, GRID_MAX_POINTS_Y - 2, false }, // Bottom of the mesh looking up
{ 0, GRID_MAX_POINTS_X, GRID_MAX_POINTS_Y - 1, 0, false }, // Top of the mesh looking down
{ 0, GRID_MAX_POINTS_X - 2, 0, GRID_MAX_POINTS_Y, true }, // Left side of the mesh looking right
{ GRID_MAX_POINTS_X - 1, 0, 0, GRID_MAX_POINTS_Y, true } // Right side of the mesh looking left
};
static const smart_fill_info
info0 PROGMEM = { 0, GRID_MAX_POINTS_X, 0, GRID_MAX_POINTS_Y - 2, false }, // Bottom of the mesh looking up
info1 PROGMEM = { 0, GRID_MAX_POINTS_X, GRID_MAX_POINTS_Y - 1, 0, false }, // Top of the mesh looking down
info2 PROGMEM = { 0, GRID_MAX_POINTS_X - 2, 0, GRID_MAX_POINTS_Y, true }, // Left side of the mesh looking right
info3 PROGMEM = { GRID_MAX_POINTS_X - 1, 0, 0, GRID_MAX_POINTS_Y, true }; // Right side of the mesh looking left
static const smart_fill_info * const info[] PROGMEM = { &info0, &info1, &info2, &info3 };
// static const smart_fill_info info[] PROGMEM = {
// { 0, GRID_MAX_POINTS_X, 0, GRID_MAX_POINTS_Y - 2, false } PROGMEM, // Bottom of the mesh looking up
// { 0, GRID_MAX_POINTS_X, GRID_MAX_POINTS_Y - 1, 0, false } PROGMEM, // Top of the mesh looking down
// { 0, GRID_MAX_POINTS_X - 2, 0, GRID_MAX_POINTS_Y, true } PROGMEM, // Left side of the mesh looking right
// { GRID_MAX_POINTS_X - 1, 0, 0, GRID_MAX_POINTS_Y, true } PROGMEM // Right side of the mesh looking left
// };
for (uint8_t i = 0; i < COUNT(info); ++i) {
const smart_fill_info &f = info[i];
if (f.yfirst) {
const int8_t dir = f.ex > f.sx ? 1 : -1;
for (uint8_t y = f.sy; y != f.ey; ++y)
for (uint8_t x = f.sx; x != f.ex; x += dir)
const smart_fill_info *f = (smart_fill_info*)pgm_read_word(&info[i]);
const int8_t sx = pgm_read_word(&f->sx), sy = pgm_read_word(&f->sy),
ex = pgm_read_word(&f->ex), ey = pgm_read_word(&f->ey);
if (pgm_read_byte(&f->yfirst)) {
const int8_t dir = ex > sx ? 1 : -1;
for (uint8_t y = sy; y != ey; ++y)
for (uint8_t x = sx; x != ex; x += dir)
if (smart_fill_one(x, y, dir, 0)) break;
}
else {
const int8_t dir = f.ey > f.sy ? 1 : -1;
for (uint8_t x = f.sx; x != f.ex; ++x)
for (uint8_t y = f.sy; y != f.ey; y += dir)
const int8_t dir = ey > sy ? 1 : -1;
for (uint8_t x = sx; x != ex; ++x)
for (uint8_t y = sy; y != ey; y += dir)
if (smart_fill_one(x, y, 0, dir)) break;
}
}

Write Preview
Loading…
Cancel
Save