Add hidden option to output Bilinear grids in JSON
This commit is contained in:
Scott Lahteine
parent
bc09e862a9
commit
c961dd084d
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vendored
@ -8,6 +8,7 @@
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*.ino text eol=lf
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*.py text eol=lf
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*.sh text eol=lf
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*.scad text eol=lf
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# Files with native line endings
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# *.sln text
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@ -399,11 +399,11 @@ int feedrate_percentage = 100, saved_feedrate_percentage,
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bool axis_relative_modes[] = AXIS_RELATIVE_MODES,
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volumetric_enabled =
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#if ENABLED(VOLUMETRIC_DEFAULT_ON)
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true
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#else
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false
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#endif
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#if ENABLED(VOLUMETRIC_DEFAULT_ON)
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true
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#else
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false
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#endif
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;
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float filament_size[EXTRUDERS] = ARRAY_BY_EXTRUDERS1(DEFAULT_NOMINAL_FILAMENT_DIA),
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volumetric_multiplier[EXTRUDERS] = ARRAY_BY_EXTRUDERS1(1.0);
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@ -588,7 +588,6 @@ static uint8_t target_extruder;
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#endif
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#if ENABLED(AUTO_BED_LEVELING_BILINEAR)
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#define UNPROBED 9999.0f
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int bilinear_grid_spacing[2], bilinear_start[2];
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float bed_level_grid[ABL_GRID_MAX_POINTS_X][ABL_GRID_MAX_POINTS_Y];
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#endif
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@ -2344,7 +2343,7 @@ static void clean_up_after_endstop_or_probe_move() {
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bilinear_grid_spacing[X_AXIS] = bilinear_grid_spacing[Y_AXIS] = 0;
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for (uint8_t x = 0; x < ABL_GRID_MAX_POINTS_X; x++)
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for (uint8_t y = 0; y < ABL_GRID_MAX_POINTS_Y; y++)
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bed_level_grid[x][y] = UNPROBED;
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bed_level_grid[x][y] = NAN;
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#elif ENABLED(AUTO_BED_LEVELING_UBL)
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ubl.reset();
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#endif
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@ -2353,6 +2352,76 @@ static void clean_up_after_endstop_or_probe_move() {
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#endif // PLANNER_LEVELING
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#if ENABLED(AUTO_BED_LEVELING_BILINEAR) || ENABLED(MESH_BED_LEVELING)
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//
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// Enable if you prefer your output in JSON format
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// suitable for SCAD or JavaScript mesh visualizers.
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//
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// Visualize meshes in OpenSCAD using the included script.
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//
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// buildroot/shared/scripts/MarlinMesh.scad
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//
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//#define SCAD_MESH_OUTPUT
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/**
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* Print calibration results for plotting or manual frame adjustment.
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*/
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static void print_2d_array(const uint8_t sx, const uint8_t sy, const uint8_t precision, float (*fn)(const uint8_t, const uint8_t)) {
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#ifndef SCAD_MESH_OUTPUT
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for (uint8_t x = 0; x < sx; x++) {
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for (uint8_t i = 0; i < precision + 2 + (x < 10 ? 1 : 0); i++)
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SERIAL_PROTOCOLCHAR(' ');
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SERIAL_PROTOCOL((int)x);
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}
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SERIAL_EOL;
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#endif
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#ifdef SCAD_MESH_OUTPUT
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SERIAL_PROTOCOLLNPGM("measured_z = ["); // open 2D array
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#endif
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for (uint8_t y = 0; y < sy; y++) {
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#ifdef SCAD_MESH_OUTPUT
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SERIAL_PROTOCOLLNPGM(" ["); // open sub-array
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#else
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if (y < 10) SERIAL_PROTOCOLCHAR(' ');
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SERIAL_PROTOCOL((int)y);
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#endif
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for (uint8_t x = 0; x < sx; x++) {
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SERIAL_PROTOCOLCHAR(' ');
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const float offset = fn(x, y);
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if (offset != NAN) {
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if (offset >= 0) SERIAL_PROTOCOLCHAR('+');
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SERIAL_PROTOCOL_F(offset, precision);
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}
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else {
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#ifdef SCAD_MESH_OUTPUT
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for (uint8_t i = 3; i < precision + 3; i++)
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SERIAL_PROTOCOLCHAR(' ');
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SERIAL_PROTOCOLPGM("NAN");
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#else
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for (uint8_t i = 0; i < precision + 3; i++)
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SERIAL_PROTOCOLCHAR(i ? '=' : ' ');
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#endif
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}
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#ifdef SCAD_MESH_OUTPUT
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if (x < sx - 1) SERIAL_PROTOCOLCHAR(',');
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#endif
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}
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#ifdef SCAD_MESH_OUTPUT
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SERIAL_PROTOCOLCHAR(' ');
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SERIAL_PROTOCOLCHAR(']'); // close sub-array
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if (y < sy - 1) SERIAL_PROTOCOLCHAR(',');
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#endif
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SERIAL_EOL;
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}
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#ifdef SCAD_MESH_OUTPUT
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SERIAL_PROTOCOLPGM("\n];"); // close 2D array
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#endif
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SERIAL_EOL;
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}
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#endif
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#if ENABLED(AUTO_BED_LEVELING_BILINEAR)
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/**
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@ -2372,7 +2441,7 @@ static void clean_up_after_endstop_or_probe_move() {
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SERIAL_CHAR(']');
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}
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#endif
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if (bed_level_grid[x][y] != UNPROBED) {
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if (bed_level_grid[x][y] != NAN) {
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM(" (done)");
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#endif
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@ -2386,9 +2455,9 @@ static void clean_up_after_endstop_or_probe_move() {
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c1 = bed_level_grid[x + xdir][y + ydir], c2 = bed_level_grid[x + xdir * 2][y + ydir * 2];
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// Treat far unprobed points as zero, near as equal to far
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if (a2 == UNPROBED) a2 = 0.0; if (a1 == UNPROBED) a1 = a2;
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if (b2 == UNPROBED) b2 = 0.0; if (b1 == UNPROBED) b1 = b2;
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if (c2 == UNPROBED) c2 = 0.0; if (c1 == UNPROBED) c1 = c2;
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if (a2 == NAN) a2 = 0.0; if (a1 == NAN) a1 = a2;
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if (b2 == NAN) b2 = 0.0; if (b1 == NAN) b1 = b2;
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if (c2 == NAN) c2 = 0.0; if (c1 == NAN) c1 = c2;
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const float a = 2 * a1 - a2, b = 2 * b1 - b2, c = 2 * c1 - c2;
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@ -2453,39 +2522,10 @@ static void clean_up_after_endstop_or_probe_move() {
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}
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/**
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* Print calibration results for plotting or manual frame adjustment.
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*/
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static void print_2d_array(const uint8_t sx, const uint8_t sy, const uint8_t precision, float (*fn)(const uint8_t, const uint8_t)) {
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for (uint8_t x = 0; x < sx; x++) {
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for (uint8_t i = 0; i < precision + 2 + (x < 10 ? 1 : 0); i++)
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SERIAL_PROTOCOLCHAR(' ');
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SERIAL_PROTOCOL((int)x);
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}
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SERIAL_EOL;
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for (uint8_t y = 0; y < sy; y++) {
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if (y < 10) SERIAL_PROTOCOLCHAR(' ');
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SERIAL_PROTOCOL((int)y);
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for (uint8_t x = 0; x < sx; x++) {
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SERIAL_PROTOCOLCHAR(' ');
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float offset = fn(x, y);
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if (offset != UNPROBED) {
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if (offset >= 0) SERIAL_PROTOCOLCHAR('+');
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SERIAL_PROTOCOL_F(offset, precision);
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}
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else
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for (uint8_t i = 0; i < precision + 3; i++)
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SERIAL_PROTOCOLCHAR(i ? '=' : ' ');
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}
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SERIAL_EOL;
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}
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SERIAL_EOL;
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}
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static void print_bilinear_leveling_grid() {
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SERIAL_ECHOLNPGM("Bilinear Leveling Grid:");
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print_2d_array(ABL_GRID_MAX_POINTS_X, ABL_GRID_MAX_POINTS_Y, 2,
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[](const uint8_t x, const uint8_t y) { return bed_level_grid[x][y]; }
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print_2d_array(ABL_GRID_MAX_POINTS_X, ABL_GRID_MAX_POINTS_Y, 3,
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[](const uint8_t ix, const uint8_t iy) { return bed_level_grid[ix][iy]; }
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);
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}
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@ -2501,7 +2541,7 @@ static void clean_up_after_endstop_or_probe_move() {
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static void bed_level_virt_print() {
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SERIAL_ECHOLNPGM("Subdivided with CATMULL ROM Leveling Grid:");
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print_2d_array(ABL_GRID_POINTS_VIRT_X, ABL_GRID_POINTS_VIRT_Y, 5,
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[](const uint8_t x, const uint8_t y) { return bed_level_grid_virt[x][y]; }
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[](const uint8_t ix, const uint8_t iy) { return bed_level_grid_virt[ix][iy]; }
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);
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}
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@ -3715,13 +3755,9 @@ inline void gcode_G28() {
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SERIAL_PROTOCOLLNPGM("Num X,Y: " STRINGIFY(MESH_NUM_X_POINTS) "," STRINGIFY(MESH_NUM_Y_POINTS));
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SERIAL_PROTOCOLPGM("Z offset: "); SERIAL_PROTOCOL_F(mbl.z_offset, 5);
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SERIAL_PROTOCOLLNPGM("\nMeasured points:");
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for (uint8_t py = 0; py < MESH_NUM_Y_POINTS; py++) {
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for (uint8_t px = 0; px < MESH_NUM_X_POINTS; px++) {
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SERIAL_PROTOCOLPGM(" ");
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SERIAL_PROTOCOL_F(mbl.z_values[py][px], 5);
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}
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SERIAL_EOL;
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}
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print_2d_array(MESH_NUM_X_POINTS, MESH_NUM_Y_POINTS, 5,
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[](const uint8_t ix, const uint8_t iy) { return mbl.z_values[ix][iy]; }
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);
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}
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/**
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256
buildroot/share/scripts/MarlinMesh.scad
Normal file
256
buildroot/share/scripts/MarlinMesh.scad
Normal file
@ -0,0 +1,256 @@
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/**************************************\
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* *
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* OpenSCAD Mesh Display *
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* by Thinkyhead - April 2017 *
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* *
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* Copy the grid output from Marlin, *
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* paste below as shown, and use *
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* OpenSCAD to see a visualization *
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* of your mesh. *
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* *
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\**************************************/
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//$t = 0.15; // comment out during animation
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//
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// Mesh info and points
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//
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mesh_width = 200; // X Size in mm of the probed area
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mesh_height = 200; // Y Size...
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zprobe_offset = 0; // Added to the points
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NAN = 0; // Z to use for un-measured points
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measured_z = [
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[ -1.20, -1.13, -1.09, -1.03, -1.19 ],
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[ -1.16, -1.25, -1.27, -1.25, -1.08 ],
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[ -1.13, -1.26, -1.39, -1.31, -1.18 ],
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[ -1.09, -1.20, -1.26, -1.21, -1.18 ],
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[ -1.13, -0.99, -1.03, -1.06, -1.32 ]
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];
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//
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// Geometry
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//
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max_z_scale = 100; // Scale at Time 0.5
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min_z_scale = 10; // Scale at Time 0.0 and 1.0
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thickness = 0.5; // thickness of the mesh triangles
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tesselation = 1; // levels of tesselation from 0-2
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alternation = 2; // direction change modulus (try it)
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//
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// Appearance
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//
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show_plane = true;
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show_labels = true;
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arrow_length = 5;
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label_font_lg = "Arial";
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label_font_sm = "Arial";
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mesh_color = [1,1,1,0.5];
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plane_color = [0.4,0.6,0.9,0.6];
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//================================================ Derive useful values
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big_z = max_2D(measured_z,0);
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lil_z = min_2D(measured_z,0);
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mean_value = (big_z + lil_z) / 2.0;
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mesh_points_y = len(measured_z);
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mesh_points_x = len(measured_z[0]);
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xspace = mesh_width / (mesh_points_x - 1);
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yspace = mesh_height / (mesh_points_y - 1);
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// At $t=0 and $t=1 scale will be 100%
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z_scale_factor = min_z_scale + (($t > 0.5) ? 1.0 - $t : $t) * (max_z_scale - min_z_scale) * 2;
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//
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// Min and max recursive functions for 1D and 2D arrays
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// Return the smallest or largest value in the array
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//
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function min_1D(b,i) = (i<len(b)-1) ? min(b[i], min_1D(b,i+1)) : b[i];
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function min_2D(a,j) = (j<len(a)-1) ? min_2D(a,j+1) : min_1D(a[j], 0);
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function max_1D(b,i) = (i<len(b)-1) ? max(b[i], max_1D(b,i+1)) : b[i];
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function max_2D(a,j) = (j<len(a)-1) ? max_2D(a,j+1) : max_1D(a[j], 0);
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//
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// Get the corner probe points of a grid square.
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//
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// Input : x,y grid indexes
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// Output : An array of the 4 corner points
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//
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function grid_square(x,y) = [
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[x * xspace, y * yspace, z_scale_factor * (measured_z[y][x] - mean_value)],
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[x * xspace, (y+1) * yspace, z_scale_factor * (measured_z[y+1][x] - mean_value)],
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[(x+1) * xspace, (y+1) * yspace, z_scale_factor * (measured_z[y+1][x+1] - mean_value)],
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[(x+1) * xspace, y * yspace, z_scale_factor * (measured_z[y][x+1] - mean_value)]
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];
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// The corner point of a grid square with Z centered on the mean
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function pos(x,y,z) = [x * xspace, y * yspace, z_scale_factor * (z - mean_value)];
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//
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// Draw the point markers and labels
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//
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module point_markers(show_home=true) {
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// Mark the home position 0,0
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color([0,0,0,0.25]) translate([1,1]) cylinder(r=1, h=z_scale_factor, center=true);
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for (x=[0:mesh_points_x-1], y=[0:mesh_points_y-1]) {
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z = measured_z[y][x];
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down = z < mean_value;
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translate(pos(x, y, z)) {
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// Label each point with the Z
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if (show_labels) {
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v = z - mean_value;
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color(abs(v) < 0.1 ? [0,0.5,0] : [0.25,0,0])
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translate([0,0,down?-10:10]) {
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$fn=8;
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rotate([90,0])
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text(str(z), 6, label_font_lg, halign="center", valign="center");
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translate([0,0,down?-6:6]) rotate([90,0])
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text(str(down ? "" : "+", v), 3, label_font_sm, halign="center", valign="center");
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}
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}
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// Show an arrow pointing up or down
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rotate([0, down ? 180 : 0]) translate([0,0,-1])
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cylinder(
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r1=0.5,
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r2=0.1,
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h=arrow_length, $fn=12, center=1
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);
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}
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}
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}
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//
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// Split a square on the diagonal into
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// two triangles and render them.
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//
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// s : a square
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// alt : a flag to split on the other diagonal
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//
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module tesselated_square(s, alt=false) {
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add = [0,0,thickness];
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p1 = [
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s[0], s[1], s[2], s[3],
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s[0]+add, s[1]+add, s[2]+add, s[3]+add
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];
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f1 = alt
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? [ [0,1,3], [4,5,1,0], [4,7,5], [5,7,3,1], [7,4,0,3] ]
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: [ [0,1,2], [4,5,1,0], [4,6,5], [5,6,2,1], [6,4,0,2] ];
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f2 = alt
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? [ [1,2,3], [5,6,2,1], [5,6,7], [6,7,3,2], [7,5,1,3] ]
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: [ [0,2,3], [4,6,2,0], [4,7,6], [6,7,3,2], [7,4,0,3] ];
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// Use the other diagonal
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polyhedron(points=p1, faces=f1);
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polyhedron(points=p1, faces=f2);
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}
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/**
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* The simplest mesh display
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*/
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module simple_mesh(show_plane=show_plane) {
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if (show_plane) color(plane_color) cube([mesh_width, mesh_height, thickness]);
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color(mesh_color)
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for (x=[0:mesh_points_x-2], y=[0:mesh_points_y-2])
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tesselated_square(grid_square(x, y));
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}
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/**
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* Subdivide the mesh into smaller squares.
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*/
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module bilinear_mesh(show_plane=show_plane,tesselation=tesselation) {
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if (show_plane) color(plane_color) translate([-5,-5]) cube([mesh_width+10, mesh_height+10, thickness]);
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tesselation = tesselation % 4;
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color(mesh_color)
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for (x=[0:mesh_points_x-2], y=[0:mesh_points_y-2]) {
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square = grid_square(x, y);
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if (tesselation < 1) {
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tesselated_square(square,(x%alternation)-(y%alternation));
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}
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else {
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subdiv_4 = subdivided_square(square);
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if (tesselation < 2) {
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for (i=[0:3]) tesselated_square(subdiv_4[i],i%alternation);
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}
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else {
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||||
for (i=[0:3]) {
|
||||
subdiv_16 = subdivided_square(subdiv_4[i]);
|
||||
if (tesselation < 3) {
|
||||
for (j=[0:3]) tesselated_square(subdiv_16[j],j%alternation);
|
||||
}
|
||||
else {
|
||||
for (j=[0:3]) {
|
||||
subdiv_64 = subdivided_square(subdiv_16[j]);
|
||||
if (tesselation < 4) {
|
||||
for (k=[0:3]) tesselated_square(subdiv_64[k]);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
//
|
||||
// Subdivision helpers
|
||||
//
|
||||
function ctrz(a) = (a[0][2]+a[1][2]+a[3][2]+a[2][2])/4;
|
||||
function avgx(a,i) = (a[i][0]+a[(i+1)%4][0])/2;
|
||||
function avgy(a,i) = (a[i][1]+a[(i+1)%4][1])/2;
|
||||
function avgz(a,i) = (a[i][2]+a[(i+1)%4][2])/2;
|
||||
|
||||
//
|
||||
// Convert one square into 4, applying bilinear averaging
|
||||
//
|
||||
// Input : 1 square (4 points)
|
||||
// Output : An array of 4 squares
|
||||
//
|
||||
function subdivided_square(a) = [
|
||||
[ // SW square
|
||||
a[0], // SW
|
||||
[a[0][0],avgy(a,0),avgz(a,0)], // CW
|
||||
[avgx(a,1),avgy(a,0),ctrz(a)], // CC
|
||||
[avgx(a,1),a[0][1],avgz(a,3)] // SC
|
||||
],
|
||||
[ // NW square
|
||||
[a[0][0],avgy(a,0),avgz(a,0)], // CW
|
||||
a[1], // NW
|
||||
[avgx(a,1),a[1][1],avgz(a,1)], // NC
|
||||
[avgx(a,1),avgy(a,0),ctrz(a)] // CC
|
||||
],
|
||||
[ // NE square
|
||||
[avgx(a,1),avgy(a,0),ctrz(a)], // CC
|
||||
[avgx(a,1),a[1][1],avgz(a,1)], // NC
|
||||
a[2], // NE
|
||||
[a[2][0],avgy(a,0),avgz(a,2)] // CE
|
||||
],
|
||||
[ // SE square
|
||||
[avgx(a,1),a[0][1],avgz(a,3)], // SC
|
||||
[avgx(a,1),avgy(a,0),ctrz(a)], // CC
|
||||
[a[2][0],avgy(a,0),avgz(a,2)], // CE
|
||||
a[3] // SE
|
||||
]
|
||||
];
|
||||
|
||||
|
||||
//================================================ Run the plan
|
||||
|
||||
translate([-mesh_width / 2, -mesh_height / 2]) {
|
||||
$fn = 12;
|
||||
point_markers();
|
||||
bilinear_mesh();
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user