public void Dispose()
{
var enumerator = m_Materials.GetEnumerator();
while (enumerator.MoveNext())
{
var material = enumerator.Current.Value;
GU.Destroy(material);
}
m_Materials.Clear();
}
public override void Prepare(Material uberMaterial, Material grainMaterial)
{
var settings = model.settings;
uberMaterial.EnableKeyword("GRAIN");
float rndOffsetX;
float rndOffsetY;
float time;
if (!model.settings.animated)
{
time = 4f;
rndOffsetX = 0f;
rndOffsetY = 0f;
}
else
{
time = Random.Range(0f, 1f);
rndOffsetX = Random.Range(0f, 1f);
rndOffsetY = Random.Range(0f, 1f);
}
// Generate the grain lut for the current frame first
if (m_GrainLookupRT == null || !m_GrainLookupRT.IsCreated())
{
GU.Destroy(m_GrainLookupRT);
m_GrainLookupRT = new RenderTexture(192, 192, 0, RenderTextureFormat.ARGBHalf)
{
filterMode = FilterMode.Bilinear,
wrapMode = TextureWrapMode.Repeat,
anisoLevel = 0,
name = "Grain Lookup Texture"
};
m_GrainLookupRT.Create();
}
//var grainMaterial = context.materialFactory.Get("Hidden/Post FX/Grain Generator");
grainMaterial.SetFloat(Uniforms._Phase, time / 20f);
Graphics.Blit((Texture)null, m_GrainLookupRT, grainMaterial, settings.colored ? 1 : 0);
// Send everything to the uber shader
uberMaterial.SetTexture(Uniforms._GrainTex, m_GrainLookupRT);
uberMaterial.SetVector(Uniforms._Grain_Params1, new Vector2(settings.luminanceContribution, settings.intensity * 20f));
uberMaterial.SetVector(Uniforms._Grain_Params2, new Vector4((float)context.width / (float)m_GrainLookupRT.width / settings.size, (float)context.height / (float)m_GrainLookupRT.height / settings.size, rndOffsetX, rndOffsetY));
}
public override void OnDisable()
{
GU.Destroy(m_GrainLookupRT);
m_GrainLookupRT = null;
}