From 58b3e98878163ff51b54e044402e542cb67f8d8e Mon Sep 17 00:00:00 2001 From: Scott Lahteine Date: Tue, 7 Mar 2017 17:42:04 -0600 Subject: [PATCH] Use arrays for delta tower parameters --- Marlin/Marlin.h | 8 +--- Marlin/Marlin_main.cpp | 88 +++++++++++++++------------------- Marlin/configuration_store.cpp | 76 +++++++++++++---------------- 3 files changed, 73 insertions(+), 99 deletions(-) diff --git a/Marlin/Marlin.h b/Marlin/Marlin.h index 381af4186c..4947341f5c 100644 --- a/Marlin/Marlin.h +++ b/Marlin/Marlin.h @@ -332,12 +332,8 @@ float code_value_temp_diff(); delta_radius, delta_diagonal_rod, delta_segments_per_second, - delta_diagonal_rod_trim_tower_1, - delta_diagonal_rod_trim_tower_2, - delta_diagonal_rod_trim_tower_3, - delta_tower_angle_trim_1, - delta_tower_angle_trim_2, - delta_tower_angle_trim_3, + delta_diagonal_rod_trim[ABC], + delta_tower_angle_trim[ABC], delta_clip_start_height; void recalc_delta_settings(float radius, float diagonal_rod); #elif IS_SCARA diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp index 5ba5a8d500..8cd936da81 100644 --- a/Marlin/Marlin_main.cpp +++ b/Marlin/Marlin_main.cpp @@ -559,25 +559,15 @@ static uint8_t target_extruder; float delta[ABC], endstop_adj[ABC] = { 0 }; - // these are the default values, can be overriden with M665 - float delta_radius = DELTA_RADIUS, - delta_tower_angle_trim_1 = DELTA_TOWER_ANGLE_TRIM_1, - delta_tower_angle_trim_2 = DELTA_TOWER_ANGLE_TRIM_2, - delta_tower_angle_trim_3 = DELTA_TOWER_ANGLE_TRIM_3, - delta_tower1_x = -sin(RADIANS(60 - delta_tower_angle_trim_1)) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_1), // front left tower - delta_tower1_y = -cos(RADIANS(60 - delta_tower_angle_trim_1)) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_1), - delta_tower2_x = sin(RADIANS(60 + delta_tower_angle_trim_2)) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_2), // front right tower - delta_tower2_y = -cos(RADIANS(60 + delta_tower_angle_trim_2)) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_2), - delta_tower3_x = -sin(RADIANS( delta_tower_angle_trim_3)), // back middle tower - delta_tower3_y = cos(RADIANS( delta_tower_angle_trim_3)) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_3), - delta_diagonal_rod = DELTA_DIAGONAL_ROD, - delta_diagonal_rod_trim_tower_1 = DELTA_DIAGONAL_ROD_TRIM_TOWER_1, - delta_diagonal_rod_trim_tower_2 = DELTA_DIAGONAL_ROD_TRIM_TOWER_2, - delta_diagonal_rod_trim_tower_3 = DELTA_DIAGONAL_ROD_TRIM_TOWER_3, - delta_diagonal_rod_2_tower_1 = sq(delta_diagonal_rod + delta_diagonal_rod_trim_tower_1), - delta_diagonal_rod_2_tower_2 = sq(delta_diagonal_rod + delta_diagonal_rod_trim_tower_2), - delta_diagonal_rod_2_tower_3 = sq(delta_diagonal_rod + delta_diagonal_rod_trim_tower_3), - delta_segments_per_second = DELTA_SEGMENTS_PER_SECOND, + // These values are loaded or reset at boot time when setup() calls + // Config_RetrieveSettings(), which calls recalc_delta_settings(). + float delta_radius, + delta_tower_angle_trim[ABC], + delta_tower[ABC][2], + delta_diagonal_rod, + delta_diagonal_rod_trim[ABC], + delta_diagonal_rod_2_tower[ABC], + delta_segments_per_second, delta_clip_start_height = Z_MAX_POS; float delta_safe_distance_from_top(); @@ -6334,12 +6324,12 @@ inline void gcode_M205() { if (code_seen('L')) delta_diagonal_rod = code_value_linear_units(); if (code_seen('R')) delta_radius = code_value_linear_units(); if (code_seen('S')) delta_segments_per_second = code_value_float(); - if (code_seen('A')) delta_diagonal_rod_trim_tower_1 = code_value_linear_units(); - if (code_seen('B')) delta_diagonal_rod_trim_tower_2 = code_value_linear_units(); - if (code_seen('C')) delta_diagonal_rod_trim_tower_3 = code_value_linear_units(); - if (code_seen('I')) delta_tower_angle_trim_1 = code_value_linear_units(); - if (code_seen('J')) delta_tower_angle_trim_2 = code_value_linear_units(); - if (code_seen('K')) delta_tower_angle_trim_3 = code_value_linear_units(); + if (code_seen('A')) delta_diagonal_rod_trim[A_AXIS] = code_value_linear_units(); + if (code_seen('B')) delta_diagonal_rod_trim[B_AXIS] = code_value_linear_units(); + if (code_seen('C')) delta_diagonal_rod_trim[C_AXIS] = code_value_linear_units(); + if (code_seen('I')) delta_tower_angle_trim[A_AXIS] = code_value_linear_units(); + if (code_seen('J')) delta_tower_angle_trim[B_AXIS] = code_value_linear_units(); + if (code_seen('K')) delta_tower_angle_trim[C_AXIS] = code_value_linear_units(); recalc_delta_settings(delta_radius, delta_diagonal_rod); } /** @@ -9143,15 +9133,15 @@ void ok_to_send() { * settings have been changed (e.g., by M665). */ void recalc_delta_settings(float radius, float diagonal_rod) { - delta_tower1_x = -sin(RADIANS(60 - delta_tower_angle_trim_1)) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_1), // front left tower - delta_tower1_y = -cos(RADIANS(60 - delta_tower_angle_trim_1)) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_1), - delta_tower2_x = sin(RADIANS(60 + delta_tower_angle_trim_2)) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_2), // front right tower - delta_tower2_y = -cos(RADIANS(60 + delta_tower_angle_trim_2)) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_2), - delta_tower3_x = -sin(RADIANS( delta_tower_angle_trim_3)), // back middle tower - delta_tower3_y = cos(RADIANS( delta_tower_angle_trim_3)) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_3), - delta_diagonal_rod_2_tower_1 = sq(diagonal_rod + delta_diagonal_rod_trim_tower_1); - delta_diagonal_rod_2_tower_2 = sq(diagonal_rod + delta_diagonal_rod_trim_tower_2); - delta_diagonal_rod_2_tower_3 = sq(diagonal_rod + delta_diagonal_rod_trim_tower_3); + delta_tower[A_AXIS][X_AXIS] = -sin(RADIANS(60 - delta_tower_angle_trim[A_AXIS])) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_1), // front left tower + delta_tower[A_AXIS][Y_AXIS] = -cos(RADIANS(60 - delta_tower_angle_trim[A_AXIS])) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_1), + delta_tower[B_AXIS][X_AXIS] = sin(RADIANS(60 + delta_tower_angle_trim[B_AXIS])) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_2), // front right tower + delta_tower[B_AXIS][Y_AXIS] = -cos(RADIANS(60 + delta_tower_angle_trim[B_AXIS])) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_2), + delta_tower[C_AXIS][X_AXIS] = -sin(RADIANS( delta_tower_angle_trim[C_AXIS])) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_3), // back middle tower + delta_tower[C_AXIS][Y_AXIS] = cos(RADIANS( delta_tower_angle_trim[C_AXIS])) * (delta_radius + DELTA_RADIUS_TRIM_TOWER_3), + delta_diagonal_rod_2_tower[A_AXIS] = sq(diagonal_rod + delta_diagonal_rod_trim[A_AXIS]); + delta_diagonal_rod_2_tower[B_AXIS] = sq(diagonal_rod + delta_diagonal_rod_trim[B_AXIS]); + delta_diagonal_rod_2_tower[C_AXIS] = sq(diagonal_rod + delta_diagonal_rod_trim[C_AXIS]); } #if ENABLED(DELTA_FAST_SQRT) @@ -9201,17 +9191,17 @@ void ok_to_send() { */ // Macro to obtain the Z position of an individual tower - #define DELTA_Z(T) raw[Z_AXIS] + _SQRT( \ - delta_diagonal_rod_2_tower_##T - HYPOT2( \ - delta_tower##T##_x - raw[X_AXIS], \ - delta_tower##T##_y - raw[Y_AXIS] \ - ) \ + #define DELTA_Z(T) raw[Z_AXIS] + _SQRT( \ + delta_diagonal_rod_2_tower[T] - HYPOT2( \ + delta_tower[T][X_AXIS] - raw[X_AXIS], \ + delta_tower[T][Y_AXIS] - raw[Y_AXIS] \ + ) \ ) #define DELTA_RAW_IK() do { \ - delta[A_AXIS] = DELTA_Z(1); \ - delta[B_AXIS] = DELTA_Z(2); \ - delta[C_AXIS] = DELTA_Z(3); \ + delta[A_AXIS] = DELTA_Z(A_AXIS); \ + delta[B_AXIS] = DELTA_Z(B_AXIS); \ + delta[C_AXIS] = DELTA_Z(C_AXIS); \ } while(0) #define DELTA_LOGICAL_IK() do { \ @@ -9281,7 +9271,7 @@ void ok_to_send() { */ void forward_kinematics_DELTA(float z1, float z2, float z3) { // Create a vector in old coordinates along x axis of new coordinate - float p12[3] = { delta_tower2_x - delta_tower1_x, delta_tower2_y - delta_tower1_y, z2 - z1 }; + float p12[3] = { delta_tower[B_AXIS][X_AXIS] - delta_tower[A_AXIS][X_AXIS], delta_tower[B_AXIS][Y_AXIS] - delta_tower[A_AXIS][Y_AXIS], z2 - z1 }; // Get the Magnitude of vector. float d = sqrt( sq(p12[0]) + sq(p12[1]) + sq(p12[2]) ); @@ -9290,7 +9280,7 @@ void ok_to_send() { float ex[3] = { p12[0] / d, p12[1] / d, p12[2] / d }; // Get the vector from the origin of the new system to the third point. - float p13[3] = { delta_tower3_x - delta_tower1_x, delta_tower3_y - delta_tower1_y, z3 - z1 }; + float p13[3] = { delta_tower[C_AXIS][X_AXIS] - delta_tower[A_AXIS][X_AXIS], delta_tower[C_AXIS][Y_AXIS] - delta_tower[A_AXIS][Y_AXIS], z3 - z1 }; // Use the dot product to find the component of this vector on the X axis. float i = ex[0] * p13[0] + ex[1] * p13[1] + ex[2] * p13[2]; @@ -9318,15 +9308,15 @@ void ok_to_send() { // We now have the d, i and j values defined in Wikipedia. // Plug them into the equations defined in Wikipedia for Xnew, Ynew and Znew - float Xnew = (delta_diagonal_rod_2_tower_1 - delta_diagonal_rod_2_tower_2 + sq(d)) / (d * 2), - Ynew = ((delta_diagonal_rod_2_tower_1 - delta_diagonal_rod_2_tower_3 + HYPOT2(i, j)) / 2 - i * Xnew) / j, - Znew = sqrt(delta_diagonal_rod_2_tower_1 - HYPOT2(Xnew, Ynew)); + float Xnew = (delta_diagonal_rod_2_tower[A_AXIS] - delta_diagonal_rod_2_tower[B_AXIS] + sq(d)) / (d * 2), + Ynew = ((delta_diagonal_rod_2_tower[A_AXIS] - delta_diagonal_rod_2_tower[C_AXIS] + HYPOT2(i, j)) / 2 - i * Xnew) / j, + Znew = sqrt(delta_diagonal_rod_2_tower[A_AXIS] - HYPOT2(Xnew, Ynew)); // Start from the origin of the old coordinates and add vectors in the // old coords that represent the Xnew, Ynew and Znew to find the point // in the old system. - cartes[X_AXIS] = delta_tower1_x + ex[0] * Xnew + ey[0] * Ynew - ez[0] * Znew; - cartes[Y_AXIS] = delta_tower1_y + ex[1] * Xnew + ey[1] * Ynew - ez[1] * Znew; + cartes[X_AXIS] = delta_tower[A_AXIS][X_AXIS] + ex[0] * Xnew + ey[0] * Ynew - ez[0] * Znew; + cartes[Y_AXIS] = delta_tower[A_AXIS][Y_AXIS] + ex[1] * Xnew + ey[1] * Ynew - ez[1] * Znew; cartes[Z_AXIS] = z1 + ex[2] * Xnew + ey[2] * Ynew - ez[2] * Znew; } diff --git a/Marlin/configuration_store.cpp b/Marlin/configuration_store.cpp index 5fed29b9ad..0d31bee5db 100644 --- a/Marlin/configuration_store.cpp +++ b/Marlin/configuration_store.cpp @@ -84,17 +84,17 @@ * 308 G29 L F bilinear_start (int x2) * 312 bed_level_grid[][] (float x9, up to float x256) +988 * - * DELTA (if deltabot): 48 bytes - * 348 M666 XYZ endstop_adj (float x3) - * 360 M665 R delta_radius (float) - * 364 M665 L delta_diagonal_rod (float) - * 368 M665 S delta_segments_per_second (float) - * 372 M665 A delta_diagonal_rod_trim_tower_1 (float) - * 376 M665 B delta_diagonal_rod_trim_tower_2 (float) - * 380 M665 C delta_diagonal_rod_trim_tower_3 (float) - * 384 M665 I delta_tower_angle_trim_1 (float) - * 388 M665 J delta_tower_angle_trim_2 (float) - * 392 M665 K delta_tower_angle_trim_3 (float) + * DELTA (if deltabot): 48 bytes + * 348 M666 XYZ endstop_adj (float x3) + * 360 M665 R delta_radius (float) + * 364 M665 L delta_diagonal_rod (float) + * 368 M665 S delta_segments_per_second (float) + * 372 M665 A delta_diagonal_rod_trim[A] (float) + * 376 M665 B delta_diagonal_rod_trim[B] (float) + * 380 M665 C delta_diagonal_rod_trim[C] (float) + * 384 M665 I delta_tower_angle_trim[A] (float) + * 388 M665 J delta_tower_angle_trim[B] (float) + * 392 M665 K delta_tower_angle_trim[C] (float) * * Z_DUAL_ENDSTOPS (if not deltabot): 48 bytes * 348 M666 Z z_endstop_adj (float) @@ -357,14 +357,10 @@ void Config_Postprocess() { EEPROM_WRITE(delta_radius); // 1 float EEPROM_WRITE(delta_diagonal_rod); // 1 float EEPROM_WRITE(delta_segments_per_second); // 1 float - EEPROM_WRITE(delta_diagonal_rod_trim_tower_1); // 1 float - EEPROM_WRITE(delta_diagonal_rod_trim_tower_2); // 1 float - EEPROM_WRITE(delta_diagonal_rod_trim_tower_3); // 1 float - EEPROM_WRITE(delta_tower_angle_trim_1); // 1 float - EEPROM_WRITE(delta_tower_angle_trim_2); // 1 float - EEPROM_WRITE(delta_tower_angle_trim_3); // 1 float + EEPROM_WRITE(delta_diagonal_rod_trim); // 3 floats + EEPROM_WRITE(delta_tower_angle_trim); // 3 floats #elif ENABLED(Z_DUAL_ENDSTOPS) - EEPROM_WRITE(z_endstop_adj); // 1 float + EEPROM_WRITE(z_endstop_adj); // 1 float dummy = 0.0f; for (uint8_t q = 11; q--;) EEPROM_WRITE(dummy); #else @@ -681,16 +677,12 @@ void Config_Postprocess() { } #if ENABLED(DELTA) - EEPROM_READ(endstop_adj); // 3 floats - EEPROM_READ(delta_radius); // 1 float - EEPROM_READ(delta_diagonal_rod); // 1 float - EEPROM_READ(delta_segments_per_second); // 1 float - EEPROM_READ(delta_diagonal_rod_trim_tower_1); // 1 float - EEPROM_READ(delta_diagonal_rod_trim_tower_2); // 1 float - EEPROM_READ(delta_diagonal_rod_trim_tower_3); // 1 float - EEPROM_READ(delta_tower_angle_trim_1); // 1 float - EEPROM_READ(delta_tower_angle_trim_2); // 1 float - EEPROM_READ(delta_tower_angle_trim_3); // 1 float + EEPROM_READ(endstop_adj); // 3 floats + EEPROM_READ(delta_radius); // 1 float + EEPROM_READ(delta_diagonal_rod); // 1 float + EEPROM_READ(delta_segments_per_second); // 1 float + EEPROM_READ(delta_diagonal_rod_trim); // 3 floats + EEPROM_READ(delta_tower_angle_trim); // 3 floats #elif ENABLED(Z_DUAL_ENDSTOPS) EEPROM_READ(z_endstop_adj); dummy = 0.0f; @@ -909,19 +901,15 @@ void Config_ResetDefault() { #endif #if ENABLED(DELTA) - const float adj[ABC] = DELTA_ENDSTOP_ADJ; - endstop_adj[A_AXIS] = adj[A_AXIS]; - endstop_adj[B_AXIS] = adj[B_AXIS]; - endstop_adj[C_AXIS] = adj[C_AXIS]; + const float adj[ABC] = DELTA_ENDSTOP_ADJ, + drt[ABC] = { DELTA_DIAGONAL_ROD_TRIM_TOWER_1, DELTA_DIAGONAL_ROD_TRIM_TOWER_2, DELTA_DIAGONAL_ROD_TRIM_TOWER_3 }, + dta[ABC] = { DELTA_TOWER_ANGLE_TRIM_1, DELTA_TOWER_ANGLE_TRIM_2, DELTA_TOWER_ANGLE_TRIM_3 }; + COPY(endstop_adj, adj); delta_radius = DELTA_RADIUS; delta_diagonal_rod = DELTA_DIAGONAL_ROD; delta_segments_per_second = DELTA_SEGMENTS_PER_SECOND; - delta_diagonal_rod_trim_tower_1 = DELTA_DIAGONAL_ROD_TRIM_TOWER_1; - delta_diagonal_rod_trim_tower_2 = DELTA_DIAGONAL_ROD_TRIM_TOWER_2; - delta_diagonal_rod_trim_tower_3 = DELTA_DIAGONAL_ROD_TRIM_TOWER_3; - delta_tower_angle_trim_1 = DELTA_TOWER_ANGLE_TRIM_1; - delta_tower_angle_trim_2 = DELTA_TOWER_ANGLE_TRIM_2; - delta_tower_angle_trim_3 = DELTA_TOWER_ANGLE_TRIM_3; + COPY(delta_diagonal_rod_trim, drt); + COPY(delta_tower_angle_trim, dta); #elif ENABLED(Z_DUAL_ENDSTOPS) z_endstop_adj = 0; #endif @@ -1198,12 +1186,12 @@ void Config_ResetDefault() { SERIAL_ECHOPAIR(" M665 L", delta_diagonal_rod); SERIAL_ECHOPAIR(" R", delta_radius); SERIAL_ECHOPAIR(" S", delta_segments_per_second); - SERIAL_ECHOPAIR(" A", delta_diagonal_rod_trim_tower_1); - SERIAL_ECHOPAIR(" B", delta_diagonal_rod_trim_tower_2); - SERIAL_ECHOPAIR(" C", delta_diagonal_rod_trim_tower_3); - SERIAL_ECHOPAIR(" I", delta_tower_angle_trim_1); - SERIAL_ECHOPAIR(" J", delta_tower_angle_trim_2); - SERIAL_ECHOPAIR(" K", delta_tower_angle_trim_3); + SERIAL_ECHOPAIR(" A", delta_diagonal_rod_trim[A_AXIS]); + SERIAL_ECHOPAIR(" B", delta_diagonal_rod_trim[B_AXIS]); + SERIAL_ECHOPAIR(" C", delta_diagonal_rod_trim[C_AXIS]); + SERIAL_ECHOPAIR(" I", delta_tower_angle_trim[A_AXIS]); + SERIAL_ECHOPAIR(" J", delta_tower_angle_trim[B_AXIS]); + SERIAL_ECHOPAIR(" K", delta_tower_angle_trim[C_AXIS]); SERIAL_EOL; #elif ENABLED(Z_DUAL_ENDSTOPS) CONFIG_ECHO_START;