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diff --git a/Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibraryperspective.code.tex b/Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibraryperspective.code.tex
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--- a/Master/texmf-dist/tex/generic/pgf/frontendlayer/tikz/libraries/tikzlibraryperspective.code.tex
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@@ -1,111 +0,0 @@
-% Copyright 2019 by Max Snippe
-%
-% This file may be distributed and/or modified
-%
-% 1. under the LaTeX Project Public License and/or
-% 2. under the GNU Public License.
-%
-% See the file doc/generic/pgf/licenses/LICENSE for more details.
-
-\ProvidesFileRCS{tikzlibraryperspective.code.tex}
-
-% Initialize affine transformation matrix for perspective view
-% [aa ab ac 0]
-% [ba bb bc 0]
-% [ca cb cc 0]
-% [da db dc 1]
-\pgfmathsetmacro\pgf@H@tpp@aa{+1}
- \pgfmathsetmacro\pgf@H@tpp@ab{+0}
- \pgfmathsetmacro\pgf@H@tpp@ac{+0}
-\pgfmathsetmacro\pgf@H@tpp@ba{+0}
- \pgfmathsetmacro\pgf@H@tpp@bb{+1}
- \pgfmathsetmacro\pgf@H@tpp@bc{+0}
-\pgfmathsetmacro\pgf@H@tpp@ca{+0}
- \pgfmathsetmacro\pgf@H@tpp@cb{+0}
- \pgfmathsetmacro\pgf@H@tpp@cc{+1}
-\pgfmathsetmacro\pgf@H@tpp@da{+0}
- \pgfmathsetmacro\pgf@H@tpp@db{+0}
- \pgfmathsetmacro\pgf@H@tpp@dc{+0}
-
-\def\pgfpointperspectivexyz#1#2#3{%
- \pgfmathsetmacro\pgf@pp@w%
- { \pgf@H@tpp@da*(#1) + \pgf@H@tpp@db*(#2) + \pgf@H@tpp@dc*(#3) + 1}
- \pgfmathsetmacro\pgf@pp@x%
- {(\pgf@H@tpp@aa*(#1) + \pgf@H@tpp@ab*(#2) + \pgf@H@tpp@ac*(#3))/\pgf@pp@w}
- \pgfmathsetmacro\pgf@pp@y%
- {(\pgf@H@tpp@ba*(#1) + \pgf@H@tpp@bb*(#2) + \pgf@H@tpp@bc*(#3))/\pgf@pp@w}
- \pgfmathsetmacro\pgf@pp@z%
- {(\pgf@H@tpp@ca*(#1) + \pgf@H@tpp@cb*(#2) + \pgf@H@tpp@cc*(#3))/\pgf@pp@w}
-%
- \pgf@x=\pgf@pp@x\pgf@xx%
- \advance\pgf@x by \pgf@pp@y\pgf@yx%
- \advance\pgf@x by \pgf@pp@z\pgf@zx%
- \pgf@y=\pgf@pp@x\pgf@xy%
- \advance\pgf@y by \pgf@pp@y\pgf@yy%
- \advance\pgf@y by \pgf@pp@z\pgf@zy}
-
-\tikzdeclarecoordinatesystem{three point perspective}
-{%
- \tikzset{cs/.cd,x=0,y=0,z=0,#1}%
- \pgfpointperspectivexyz{\tikz@cs@x}{\tikz@cs@y}{\tikz@cs@z}
-}
-\tikzaliascoordinatesystem{tpp}{three point perspective}
-
-\pgfkeys{
- /perspective/.cd,
- p/.code args={(#1,#2,#3)}{
- \pgfmathparse{ifthenelse(#1,int(1),int(0))}
- \ifnum\pgfmathresult=0\else
- \pgfmathsetmacro\pgf@H@tpp@ba{#2/#1}
- \pgfmathsetmacro\pgf@H@tpp@ca{#3/#1}
- \pgfmathsetmacro\pgf@H@tpp@da{ 1/#1}
- \fi
- },
- q/.code args={(#1,#2,#3)}{
- \pgfmathparse{ifthenelse(#2,int(1),int(0))}
- \ifnum\pgfmathresult=0\else
- \pgfmathsetmacro\pgf@H@tpp@ab{#1/#2}
- \pgfmathsetmacro\pgf@H@tpp@cb{#3/#2}
- \pgfmathsetmacro\pgf@H@tpp@db{ 1/#2}
- \fi
- },
- r/.code args={(#1,#2,#3)}{
- \pgfmathparse{ifthenelse(#3,int(1),int(0))}
- \ifnum\pgfmathresult=0\else
- \pgfmathsetmacro\pgf@H@tpp@ac{#1/#3}
- \pgfmathsetmacro\pgf@H@tpp@bc{#2/#3}
- \pgfmathsetmacro\pgf@H@tpp@dc{ 1/#3}
- \fi
- },
-}
-
-\tikzset{
- perspective/.append code={\pgfkeys{/perspective/.cd,#1}},
- perspective/.default={
- p={(10,0,0)},
- q={(0,10,0)},
- r={(0,0,20)}},
-}
-
-\tikzset{
- 3d view/.code 2 args={
- % Set elevation and azimuth angles
- \pgfmathsetmacro\pgf@view@az{#1}
- \pgfmathsetmacro\pgf@view@el{#2}
- % Calculate projections of rotation matrix
- \pgfmathsetmacro\pgf@xvec@x{cos(\pgf@view@az)}
- \pgfmathsetmacro\pgf@xvec@y{-sin(\pgf@view@az)*sin(\pgf@view@el)}
- \pgfmathsetmacro\pgf@yvec@x{sin(\pgf@view@az)}
- \pgfmathsetmacro\pgf@yvec@y{cos(\pgf@view@az)*sin(\pgf@view@el)}
- \pgfmathsetmacro\pgf@zvec@x{+0}
- \pgfmathsetmacro\pgf@zvec@y{cos(\pgf@view@el)}
- % Set base vectors
- \pgfsetxvec{\pgfpoint{\pgf@xvec@x cm}{\pgf@xvec@y cm}}
- \pgfsetyvec{\pgfpoint{\pgf@yvec@x cm}{\pgf@yvec@y cm}}
- \pgfsetzvec{\pgfpoint{\pgf@zvec@x cm}{\pgf@zvec@y cm}}
- },
- 3d view/.default={-30}{15},
- isometric view/.style={3d view={-45}{atan(1/sqrt(2))}},
-}
-
-\endinput