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G6 Direct Stepping (#17853)

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Colin Godsey
2020-05-11 18:22:41 -06:00
committed by GitHub
parent 174e41c17d
commit 8a22ef0c83
17 changed files with 859 additions and 64 deletions
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24
Marlin/Configuration_adv.h
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@ -1663,6 +1663,16 @@
// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
//#define BEZIER_CURVE_SUPPORT
/**
* Direct Stepping
*
* Comparable to the method used by Klipper, G6 direct stepping significantly
* reduces motion calculations, increases top printing speeds, and results in
* less step aliasing by calculating all motions in advance.
* Preparing your G-code: https://github.com/colinrgodsey/step-daemon
*/
//#define DIRECT_STEPPING
/**
* G38 Probe Target
*
@ -1731,14 +1741,16 @@
//================================= Buffers =================================
//===========================================================================
// @section hidden
// @section motion
// The number of linear motions that can be in the plan at any give time.
// THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2 (e.g. 8, 16, 32) because shifts and ors are used to do the ring-buffering.
#if ENABLED(SDSUPPORT)
#define BLOCK_BUFFER_SIZE 16 // SD,LCD,Buttons take more memory, block buffer needs to be smaller
// The number of lineear moves that can be in the planner at once.
// The value of BLOCK_BUFFER_SIZE must be a power of 2 (e.g. 8, 16, 32)
#if BOTH(SDSUPPORT, DIRECT_STEPPING)
#define BLOCK_BUFFER_SIZE 8
#elif ENABLED(SDSUPPORT)
#define BLOCK_BUFFER_SIZE 16
#else
#define BLOCK_BUFFER_SIZE 16 // maximize block buffer
#define BLOCK_BUFFER_SIZE 16
#endif
// @section serial