public void AdjustTextureSize(int size)
{
if (imposterTexture != null && imposterTexture.size == size)
return;
if (imposterTexture != null)
{
ImposterManager.instance.giveBackRenderTexture(imposterTexture);
if (castShadow) ImposterManager.instance.giveBackRenderTexture(shadowTexture);
}
imposterTexture = ImposterManager.instance.getRenderTexture(this, size);
quad.material.mainTexture = imposterTexture.texture;
quad.material.SetFloat("_ZOffset", zOffset);
if (castShadow)
{
shadow.gameObject.SetActive(true);
updateShadow(size);
}
else
{
shadow.gameObject.SetActive(false);
}
}
public ImposterTexture getRenderTexture(ImposterProxy newOwner, int size)
{
//Reuse Texture?
for(int i=0; i<freeImposterTextures.Count; i++)
{
ImposterTexture texture = freeImposterTextures[i];
if (texture.size == size)
{
freeImposterTextures.Remove(texture);
texture.owner = newOwner;
return texture;
}
}
//Create new Texture
RenderTexture renderTexture = new RenderTexture(size, size, 16);
renderTexture.antiAliasing = antialiasing;
ImposterTexture imposterTexture = new ImposterTexture();
imposterTexture.owner = newOwner;
imposterTexture.size = size;
imposterTexture.createdTime = imposterTexture.lastUsedTime = Time.frameCount;
imposterTexture.texture = renderTexture;
imposterTextures.Add(imposterTexture);
textureMemory += imposterTexture.getMemoryAmount();
return imposterTexture;
}
public void Init(List<Renderer> renderers, bool useShadow)
{
if (imposterTexture != null) ImposterManager.instance.giveBackRenderTexture(imposterTexture);
if (shadowTexture != null) ImposterManager.instance.giveBackRenderTexture(shadowTexture);
this.castShadow = useShadow;
this.renderers = renderers;
renderingCamera = ImposterManager.instance.imposterRenderingCamera;
imposterTexture = shadowTexture = null;
if (!useShadow) shadow.gameObject.SetActive(false);
extractBounds();
adjustSize();
}
public void InvalidateTexture()
{
if (IsTextureInvalid())
{
return;
}
ImposterManager.instance.giveBackRenderTexture(imposterTexture);
imposterTexture = null;
if (castShadow)
{
ImposterManager.instance.giveBackRenderTexture(shadowTexture);
shadowTexture = null;
}
}
void Awake()
{
imposterTexture = shadowTexture = null;
}
public void giveBackRenderTexture(ImposterTexture imposterTexture)
{
if (imposterTexture.texture == null)
{
Debug.LogError("Texture given back is empty!");
return;
}
freeImposterTextures.Add(imposterTexture);
}
