Function InitAmbientSounds

Descent3/ambient.cpp:139–156

Initializes the ambient sounds for the current level

// Initializes the ambient sounds for the current level
void InitAmbientSounds() {
  // Loop through all ambient sound patterns
  for (int p = 0; p < Num_ambient_sound_patterns; p++) {
    asp *asp = &Ambient_sound_patterns[p];

    // Initialize delay
    asp->delay = asp->min_delay + (asp->max_delay - asp->min_delay) * randf();

    // Make sure the probabilities add up
    int prob = 0;
    for (int s = 0; s < asp->num_sounds; s++)
      prob += asp->sounds[s].probability;
    if (asp->num_sounds && prob != 100) {
      Int3();
      asp->sounds[0].probability += 100 - prob; // make it total 100
    }
  }
}

#include "ddio.h"
#include "soundload.h"