http://doom2d.org/forum/viewtopic.php?f=36&t=2576
(FTextureIDs[FCurTexture].AnTex <> nil) and
(Width > 0) and (Height > 0) and (FAlpha < 255) then
begin
- FCurFrame := ClampInt(Frame, 0, FTextureIDs[FCurTexture].AnTex.TotalFrames);
+ FCurFrame := ClampInt(Frame, 0, FTextureIDs[FCurTexture].AnTex.TotalFrames - 1);
FCurFrameCount := Count;
FTextureIDs[FCurTexture].AnTex.CurrentFrame := FCurFrame;
FTextureIDs[FCurTexture].AnTex.CurrentCounter := FCurFrameCount;