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Improvement for ENSURE_SMOOTH_MOVES

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Instead of waiting for a single long block, compare the complete block
buffer runtime for the long_move() check.
This commit is contained in:
Sebastianv650
2016-11-21 17:49:16 +01:00
parent 0f891e848b
commit 8190483eeb
3 changed files with 20 additions and 1 deletions
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13
Marlin/planner.h
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@ -206,6 +206,10 @@ class Planner {
static float extruder_advance_k;
#endif
#if ENABLED(ENSURE_SMOOTH_MOVES)
static uint32_t block_buffer_runtime_us; //Theoretical block buffer runtime in µs
#endif
public:
/**
@ -363,6 +367,9 @@ class Planner {
static block_t* get_current_block() {
if (blocks_queued()) {
block_t* block = &block_buffer[block_buffer_tail];
#if ENABLED(ENSURE_SMOOTH_MOVES)
block_buffer_runtime_us -= block->segment_time; //We can't be sure how long an active block will take, so don't count it.
#endif
SBI(block->flag, BLOCK_BIT_BUSY);
return block;
}
@ -374,11 +381,15 @@ class Planner {
static bool long_move() {
if (blocks_queued()) {
block_t* block = &block_buffer[block_buffer_tail];
return block->segment_time > (LCD_UPDATE_THRESHOLD) * 1000UL;
return block_buffer_runtime_us > (LCD_UPDATE_THRESHOLD) * 1000UL + (MIN_BLOCK_TIME) * 3000UL;
}
else
return true;
}
static void clear_block_buffer_runtime(){
block_buffer_runtime_us = 0;
}
#endif
#if ENABLED(AUTOTEMP)