int BookEngineInterface.BEIRenderPage(IntPtr handle, int page, IntPtr texture)
{
int result = 0;
switch (format)
{
case BookFormat.coolreader:
result = cri.BEIRenderPage(handle, page, texture);
break;
case BookFormat.poppler:
result = pop.BEIRenderPage(handle, page, texture);
break;
}
return(result);
}
// Render and copy a given page to the specified texture.
public void retrievePageToTexture(int page, Texture2D texture)
{
bookEngine.BEIGoToPage(bookHandle, page);
bookEngine.BEIRenderPage(bookHandle, page, directRenderTexture.GetNativeTexturePtr());
// Create a mip-mapped texture version. This is extra work but produces much more readable texture.
RenderTexture texcopy = RenderTexture.GetTemporary(directRenderTexture.width, directRenderTexture.height, 0, RenderTextureFormat.Default, RenderTextureReadWrite.Linear);
Graphics.Blit(directRenderTexture, texcopy);
RenderTexture previous = RenderTexture.active;
RenderTexture.active = texcopy;
texture.ReadPixels(new Rect(0, 0, directRenderTexture.width, directRenderTexture.height), 0, 0);
texture.Apply();
RenderTexture.active = previous;
RenderTexture.ReleaseTemporary(texcopy);
}