void CheckInit()
{
var width = targetCamera.pixelWidth >> lod;
var height = targetCamera.pixelHeight >> lod;
if (_distTex == null || _distTex.width != width || _distTex.height != height)
{
Release();
_distTex = new RenderTexture(width, height, 0, RenderTextureFormat.RGFloat, RenderTextureReadWrite.Linear);
_distTex.filterMode = FilterMode.Bilinear;
_distTex.wrapMode = TextureWrapMode.Clamp;
_distTex.antiAliasing = (QualitySettings.antiAliasing == 0 ? 1 : QualitySettings.antiAliasing);
_normTex = new RenderTexture(width, height, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
_normTex.filterMode = FilterMode.Bilinear;
_normTex.wrapMode = TextureWrapMode.Clamp;
_normTex.antiAliasing = _distTex.antiAliasing;
_viewProps.SetTexture(ShaderConsts.PROP_NORM_TEXTURE, _normTex);
_normTex2D = new Texture2D(width, height, TextureFormat.ARGB32, false, true);
}
if (_points == null)
{
_points = new PointService(pointCapacity);
}
}
void Release()
{
if (_distTex != null)
{
Destroy(_distTex);
_distTex = null;
}
if (_normTex != null)
{
Destroy(_normTex);
_normTex = null;
}
if (_normTex2D != null)
{
Destroy(_normTex2D);
_normTex2D = null;
}
if (_points != null)
{
_points.Dispose();
_points = null;
}
}
