public void penUpdate()
{
if (!penDown)
{
return;
}
uvcam.enabled = false;
uvcam.gameObject.SetActive(true);
Plane[] planes = GeometryUtility.CalculateFrustumPlanes(uvcam);
bool detected = DokoDemoPainterPaintable.setGlobalUVMode(true, planes);
if (detected)
{
RenderTexture prev = RenderTexture.active;
RenderTexture renderTexture = RenderTexture.GetTemporary(1, 1, 16, RenderTextureFormat.ARGBFloat, RenderTextureReadWrite.Linear, 1);
uvcam.targetTexture = renderTexture;
RenderTexture.active = renderTexture;
Shader.SetGlobalTexture("_DDPPenLast", lastPenTex);
Shader.SetGlobalFloat("_DDPDontSwitch", keepTarget ? 1.0f : 0.0f);
Shader.SetGlobalFloat("_DDPInvisibleAlpha", paintInvisible ? 1.0f : 0.0f);
uvcam.RenderWithShader(ddpdShader, "");
uvcam.targetTexture = null;
RenderTexture.active = prev;
DokoDemoPainterPaintable.setGlobalUVMode(false, planes);
DokoDemoPainterPaintable.globalPaintAt(id, renderTexture, color, smoothTip, smoothTipExponent, radius, opacity, eraser);
if (lastPenTex != null)
{
RenderTexture.ReleaseTemporary(lastPenTex);
}
lastPenTex = renderTexture;
}
uvcam.gameObject.SetActive(false);
}
