void DebugDrawCluster()
{
WAudioAnalysis.AudioSpectrumDataCache audioSpectrumCache = JAudioAnalysis_offlineSpectrum.Instance().m_audioSpectrumCache;
int m_spectrumSize = JAudioAnalysis.spectrumSize;
int last_draw_x = -1;
float all_pixel_width = Mathf.Log(m_spectrumSize);
float each_pixel_width = all_pixel_width / width;
for (int x = 0; x < m_spectrumSize; ++x)
{
int draw_x = (int)(Mathf.Log(x + 1) / all_pixel_width * width);
if (draw_x == last_draw_x)
{
continue;
}
if (draw_x >= width)
{
break;
}
for (int y = 0; y < audioSpectrumCache.size && y < height; ++y)
{
float amp = audioSpectrumCache.spectrumCache[y, x];
Color c = m_spectrumColorIdx[y, x] == 0 ? Color.blue : (m_spectrumColorIdx[y, x] == 1 ? Color.green : Color.red);
for (int step_x = last_draw_x < 0 ? 0 : last_draw_x; step_x <= draw_x; ++step_x)
{
m_texture.SetPixel(step_x, y, c);
}
}
last_draw_x = draw_x;
}
m_texture.Apply();
}
// Use this for initialization
void Awake()
{
m_instance = this;
m_audioSpectrumCache = new WAudioAnalysis.AudioSpectrumDataCache(GetComponent <AudioSource>().clip.length, 0.01f, JAudioAnalysis.spectrumSize);
m_startCacheSpectrumTime = Time.fixedTime;
}
void DebugCalCluster()
{
WAudioAnalysis.AudioSpectrumDataCache audioSpectrumCache = JAudioAnalysis_offlineSpectrum.Instance().m_audioSpectrumCache;
int cacheSize = audioSpectrumCache.size;
int spectrumSize = JAudioAnalysis.spectrumSize;
m_spectrumColorIdx = new int[cacheSize, spectrumSize];
for (int spectrum_idx = 0; spectrum_idx < spectrumSize; ++spectrum_idx)
{
float[] data_cache = new float[cacheSize];
for (int idx = 0; idx < cacheSize; ++idx)
{
data_cache[idx] = audioSpectrumCache.GetData(idx, spectrum_idx);
}
float[] cluster;
int[] classify;
WAudioAnalysis.Cluster.Analysis(ref data_cache, 3, out cluster, out classify);
for (int cache_idx = 0; cache_idx < cacheSize; ++cache_idx)
{
m_spectrumColorIdx[cache_idx, spectrum_idx] = classify[cache_idx];
}
}
}
void FormatWholeTexture()
{
WAudioAnalysis.AudioSpectrumDataCache m_audioSpectrumCache = JAudioAnalysis_offlineSpectrum.Instance().m_audioSpectrumCache;
int m_spectrumSize = JAudioAnalysis.spectrumSize;
float m_ampMin = JAudioAnalysis.Instance().ampMin;
float m_ampMax = JAudioAnalysis.Instance().ampMax;
int last_draw_x = -1;
float all_pixel_width = Mathf.Log(m_spectrumSize);
float each_pixel_width = all_pixel_width / width;
for (int x = 0; x < m_spectrumSize; ++x)
{
int draw_x = (int)(Mathf.Log(x + 1) / all_pixel_width * width);
if (draw_x == last_draw_x)
{
continue;
}
if (draw_x >= width)
{
break;
}
for (int y = 0; y < m_audioSpectrumCache.size && y < height; ++y)
{
float amp = m_audioSpectrumCache.spectrumCache[y, x];
float ratio = (amp - m_ampMin) / Mathf.Max(1, m_ampMax - m_ampMin) * 5;
Color c = new Color(ratio, 0, 0, 1);
for (int step_x = last_draw_x < 0 ? 0 : last_draw_x; step_x <= draw_x; ++step_x)
{
m_texture.SetPixel(step_x, y, c);
}
}
last_draw_x = draw_x;
}
m_texture.Apply();
}