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Implement COREXZ in stepper.cpp and planner.cpp

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master
Scott Lahteine 10 years ago committed by Richard Wackerbarth
parent fa00e1d97f
commit 9f53e2f0c9
2 changed files with 131 additions and 85 deletions
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25
Marlin/planner.cpp
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@ -542,6 +542,11 @@ float junction_deviation = 0.1;
block->steps[A_AXIS] = labs(dx + dy);
block->steps[B_AXIS] = labs(dx - dy);
block->steps[Z_AXIS] = labs(dz);
#elif defined(COREXZ)
// corexz planning
block->steps[A_AXIS] = labs(dx + dz);
block->steps[Y_AXIS] = labs(dy);
block->steps[C_AXIS] = labs(dx - dz);
#else
// default non-h-bot planning
block->steps[X_AXIS] = labs(dx);
@ -572,6 +577,12 @@ float junction_deviation = 0.1;
if (dz < 0) db |= BIT(Z_AXIS);
if (dx + dy < 0) db |= BIT(A_AXIS); // Motor A direction
if (dx - dy < 0) db |= BIT(B_AXIS); // Motor B direction
#elif defined(COREXZ)
if (dx < 0) db |= BIT(X_HEAD); // Save the real Extruder (head) direction in X Axis
if (dy < 0) db |= BIT(Y_AXIS);
if (dz < 0) db |= BIT(Z_HEAD); // ...and Z
if (dx + dz < 0) db |= BIT(A_AXIS); // Motor A direction
if (dx - dz < 0) db |= BIT(C_AXIS); // Motor B direction
#else
if (dx < 0) db |= BIT(X_AXIS);
if (dy < 0) db |= BIT(Y_AXIS);
@ -591,6 +602,11 @@ float junction_deviation = 0.1;
#ifndef Z_LATE_ENABLE
if (block->steps[Z_AXIS]) enable_z();
#endif
#elif defined(COREXZ)
if (block->steps[A_AXIS] || block->steps[C_AXIS]) {
enable_x();
enable_z();
}
#else
if (block->steps[X_AXIS]) enable_x();
if (block->steps[Y_AXIS]) enable_y();
@ -683,6 +699,13 @@ float junction_deviation = 0.1;
delta_mm[Z_AXIS] = dz / axis_steps_per_unit[Z_AXIS];
delta_mm[A_AXIS] = (dx + dy) / axis_steps_per_unit[A_AXIS];
delta_mm[B_AXIS] = (dx - dy) / axis_steps_per_unit[B_AXIS];
#elif defined(COREXZ)
float delta_mm[6];
delta_mm[X_HEAD] = dx / axis_steps_per_unit[A_AXIS];
delta_mm[Y_AXIS] = dy / axis_steps_per_unit[Y_AXIS];
delta_mm[Z_HEAD] = dz / axis_steps_per_unit[C_AXIS];
delta_mm[A_AXIS] = (dx + dz) / axis_steps_per_unit[A_AXIS];
delta_mm[C_AXIS] = (dx - dz) / axis_steps_per_unit[C_AXIS];
#else
float delta_mm[4];
delta_mm[X_AXIS] = dx / axis_steps_per_unit[X_AXIS];
@ -698,6 +721,8 @@ float junction_deviation = 0.1;
block->millimeters = sqrt(
#ifdef COREXY
square(delta_mm[X_HEAD]) + square(delta_mm[Y_HEAD]) + square(delta_mm[Z_AXIS])
#elif defined(COREXZ)
square(delta_mm[X_HEAD]) + square(delta_mm[Y_AXIS]) + square(delta_mm[Z_HEAD])
#else
square(delta_mm[X_AXIS]) + square(delta_mm[Y_AXIS]) + square(delta_mm[Z_AXIS])
#endif

49
Marlin/stepper.cpp
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@ -342,34 +342,38 @@ FORCE_INLINE unsigned short calc_timer(unsigned short step_rate) {
return timer;
}
// set the stepper direction of each axis
/**
* Set the stepper direction of each axis
*
* X_AXIS=A_AXIS and Y_AXIS=B_AXIS for COREXY
* X_AXIS=A_AXIS and Z_AXIS=C_AXIS for COREXZ
*/
void set_stepper_direction() {
// Set the direction bits (X_AXIS=A_AXIS and Y_AXIS=B_AXIS for COREXY)
if (TEST(out_bits, X_AXIS)) {
X_APPLY_DIR(INVERT_X_DIR,0);
if (TEST(out_bits, X_AXIS)) { // A_AXIS
X_APPLY_DIR(INVERT_X_DIR, 0);
count_direction[X_AXIS] = -1;
}
else {
X_APPLY_DIR(!INVERT_X_DIR,0);
X_APPLY_DIR(!INVERT_X_DIR, 0);
count_direction[X_AXIS] = 1;
}
if (TEST(out_bits, Y_AXIS)) {
Y_APPLY_DIR(INVERT_Y_DIR,0);
if (TEST(out_bits, Y_AXIS)) { // B_AXIS
Y_APPLY_DIR(INVERT_Y_DIR, 0);
count_direction[Y_AXIS] = -1;
}
else {
Y_APPLY_DIR(!INVERT_Y_DIR,0);
Y_APPLY_DIR(!INVERT_Y_DIR, 0);
count_direction[Y_AXIS] = 1;
}
if (TEST(out_bits, Z_AXIS)) {
Z_APPLY_DIR(INVERT_Z_DIR,0);
if (TEST(out_bits, Z_AXIS)) { // C_AXIS
Z_APPLY_DIR(INVERT_Z_DIR, 0);
count_direction[Z_AXIS] = -1;
}
else {
Z_APPLY_DIR(!INVERT_Z_DIR,0);
Z_APPLY_DIR(!INVERT_Z_DIR, 0);
count_direction[Z_AXIS] = 1;
}
@ -503,6 +507,11 @@ ISR(TIMER1_COMPA_vect) {
// If DeltaX == -DeltaY, the movement is only in Y axis
if ((current_block->steps[A_AXIS] != current_block->steps[B_AXIS]) || (TEST(out_bits, A_AXIS) == TEST(out_bits, B_AXIS))) {
if (TEST(out_bits, X_HEAD))
#elif defined(COREXZ)
// Head direction in -X axis for CoreXZ bots.
// If DeltaX == -DeltaZ, the movement is only in Z axis
if ((current_block->steps[A_AXIS] != current_block->steps[C_AXIS]) || (TEST(out_bits, A_AXIS) == TEST(out_bits, C_AXIS))) {
if (TEST(out_bits, X_HEAD))
#else
if (TEST(out_bits, X_AXIS)) // stepping along -X axis (regular Cartesian bot)
#endif
@ -528,8 +537,11 @@ ISR(TIMER1_COMPA_vect) {
#endif
}
}
#ifdef COREXY
#if defined(COREXY) || defined(COREXZ)
}
#endif
#ifdef COREXY
// Head direction in -Y axis for CoreXY bots.
// If DeltaX == DeltaY, the movement is only in X axis
if ((current_block->steps[A_AXIS] != current_block->steps[B_AXIS]) || (TEST(out_bits, A_AXIS) != TEST(out_bits, B_AXIS))) {
@ -547,10 +559,19 @@ ISR(TIMER1_COMPA_vect) {
UPDATE_ENDSTOP(Y, MAX);
#endif
}
#ifdef COREXY
#if defined(COREXY) || defined(COREXZ)
}
#endif
if (TEST(out_bits, Z_AXIS)) { // z -direction
#ifdef COREXZ
// Head direction in -Z axis for CoreXZ bots.
// If DeltaX == DeltaZ, the movement is only in X axis
if ((current_block->steps[A_AXIS] != current_block->steps[C_AXIS]) || (TEST(out_bits, A_AXIS) != TEST(out_bits, C_AXIS))) {
if (TEST(out_bits, Z_HEAD))
#else
if (TEST(out_bits, Z_AXIS))
#endif
{ // z -direction
#if HAS_Z_MIN
#ifdef Z_DUAL_ENDSTOPS

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