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Planner anti-stutter by Sebastian Popp

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This commit is contained in:
Scott Lahteine
2018-01-11 21:02:13 -06:00
parent ac368f2788
commit 4f5e087ff4
2 changed files with 15 additions and 6 deletions
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10
Marlin/src/module/planner.h
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@ -534,6 +534,16 @@ class Planner {
static block_t* get_current_block() {
if (blocks_queued()) {
block_t * const block = &block_buffer[block_buffer_tail];
// If the block has no trapezoid calculated, it's unsafe to execute.
if (movesplanned() > 1) {
const block_t * const next = &block_buffer[next_block_index(block_buffer_tail)];
if (TEST(block->flag, BLOCK_BIT_RECALCULATE) || TEST(next->flag, BLOCK_BIT_RECALCULATE))
return NULL;
}
else if (TEST(block->flag, BLOCK_BIT_RECALCULATE))
return NULL;
#if ENABLED(ULTRA_LCD)
block_buffer_runtime_us -= block->segment_time_us; // We can't be sure how long an active block will take, so don't count it.
#endif