audio rework

engine/src/audio/audio_adpcm.cpp

@@ -0,0 +1,95 @@
+/*
+# _____        ____   ___
+#   |     \/   ____| |___|
+#   |     |   |   \  |   |
+#-----------------------------------------------------------------------
+# Copyright 2022, tyra - https://github.com/h4570/tyra
+# Licensed under Apache License 2.0
+# Sandro Sobczyński <sandro.sobczynski@gmail.com>
+# Sandro Sobczyński <sandro.sobczynski@gmail.com>
+*/
+
+#include "audio/audio_adpcm.hpp"
+#include "debug/debug.hpp"
+#include <tamtypes.h>
+#include <malloc.h>
+#include <kernel.h>
+#include <cstdlib>
+#include <audsrv.h>
+#include "thread/threading.hpp"
+
+namespace Tyra {
+
+AudioAdpcm::AudioAdpcm() {}
+
+AudioAdpcm::~AudioAdpcm() {}
+
+void AudioAdpcm::init() { initAUDSRV(); }
+
+void AudioAdpcm::initAUDSRV() {
+  int ret = audsrv_adpcm_init();
+
+  TYRA_ASSERT(ret >= 0,
+              "AUDSRV returned error string:", audsrv_get_error_string());
+}
+
+void AudioAdpcm::reset() { audsrv_adpcm_init(); }
+
+audsrv_adpcm_t* AudioAdpcm::load(const char* t_path) {
+  FILE* file = fopen(t_path, "rb");
+  fseek(file, 0, SEEK_END);
+  u32 adpcmFileSize = ftell(file);
+  u8 data[adpcmFileSize];
+  rewind(file);
+  fread(data, sizeof(u8), adpcmFileSize, file);
+  auto* result = new audsrv_adpcm_t();
+  result->size = 0;
+  result->buffer = 0;
+  result->loop = 0;
+  result->pitch = 0;
+  result->channels = 0;
+
+  if (audsrv_load_adpcm(result, data, adpcmFileSize)) {
+    TYRA_ERROR("AUDSRV returned error string: ", audsrv_get_error_string());
+  }
+
+  fclose(file);
+  return result;
+}
+
+audsrv_adpcm_t* AudioAdpcm::load(const std::string& t_path) {
+  return load(t_path.c_str());
+}
+
+AdpcmResult AudioAdpcm::tryPlay(audsrv_adpcm_t* t_adpcm) {
+  return tryPlay(t_adpcm, -1);
+}
+
+AdpcmResult AudioAdpcm::tryPlay(audsrv_adpcm_t* t_adpcm, const s8& t_ch) {
+  int res = audsrv_ch_play_adpcm(t_ch, t_adpcm);
+  if (res >= 0) {
+    return AdpcmResult::ADPCM_OK;
+  } else if (res == -AUDSRV_ERR_NO_MORE_CHANNELS) {
+    if (t_ch < 0) {
+      return AdpcmResult::ADPCM_NO_FREE_CHANNELS;
+    } else {
+      return AdpcmResult::ADPCM_CHANNEL_USED;
+    }
+  } else {
+    return AdpcmResult::ADPCM_ERROR;
+  }
+}
+
+void AudioAdpcm::playWait(audsrv_adpcm_t* t_adpcm) { playWait(t_adpcm, -1); }
+
+void AudioAdpcm::playWait(audsrv_adpcm_t* t_adpcm, const s8& t_ch) {
+  int res = tryPlay(t_adpcm, t_ch);
+
+  while (res == AdpcmResult::ADPCM_NO_FREE_CHANNELS ||
+         res == AdpcmResult::ADPCM_CHANNEL_USED) {
+    Threading::switchThread();
+    res = tryPlay(t_adpcm, t_ch);
+  }
+}
+
+}  // namespace Tyra