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updated jar_xm

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This commit is contained in:
Joshua Reisenauer 2016-04-24 23:44:49 -07:00
parent 89a84a621b
commit 62087d21cc
1 changed files with 23 additions and 1 deletions
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24
src/jar_xm.h
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@ -288,6 +288,13 @@ uint64_t jar_xm_get_latest_trigger_of_sample(jar_xm_context_t*, uint16_t instr,
*/
uint64_t jar_xm_get_latest_trigger_of_channel(jar_xm_context_t*, uint16_t);
/** Get the number of remaining samples. Divide by 2 to get the number of individual LR data samples.
*
* @note This is the remaining number of samples before the loop starts module again, or halts if on last pass.
* @note This function is very slow and should only be run once, if at all.
*/
uint64_t jar_xm_get_remaining_samples(jar_xm_context_t*);
#ifdef __cplusplus
}
#endif
@ -2543,7 +2550,22 @@ void jar_xm_generate_samples(jar_xm_context_t* ctx, float* output, size_t numsam
}
}
uint64_t jar_xm_get_remaining_samples(jar_xm_context_t* ctx)
{
uint64_t total = 0;
uint8_t currentLoopCount = jar_xm_get_loop_count(ctx);
jar_xm_set_max_loop_count(ctx, 0);
while(jar_xm_get_loop_count(ctx) == currentLoopCount)
{
total += ctx->remaining_samples_in_tick;
ctx->remaining_samples_in_tick = 0;
jar_xm_tick(ctx);
}
ctx->loop_count = currentLoopCount;
return total;
}