31 lines
1.1 KiB
TeX
31 lines
1.1 KiB
TeX
% Copyright 2021-2023 Ian Jauslin
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%
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% Licensed under the Apache License, Version 2.0 (the "License");
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% you may not use this file except in compliance with the License.
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% You may obtain a copy of the License at
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%
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% http://www.apache.org/licenses/LICENSE-2.0
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%
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% Unless required by applicable law or agreed to in writing, software
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% distributed under the License is distributed on an "AS IS" BASIS,
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% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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% See the License for the specific language governing permissions and
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% limitations under the License.
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% square lattice (width #1, height #2, origin #3, spacing #4)
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\def\grid#1#2#3{
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\foreach\i in {0,...,#2}{
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\draw#3++(0,\i)--++(#1,0);
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}
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\foreach\i in {0,...,#1}{
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\draw#3++(\i,0)--++(0,#2);
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}
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}
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% cross (color #1, position #2)
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\def\cross#1#2{
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\fill[color=#1]#2++(0.5,0.5)--++(0,1)--++(-1,0)--++(0,-1)--++(-1,0)--++(0,-1)--++(1,0)--++(0,-1)--++(1,0)--++(0,1)--++(1,0)--++(0,1)--++(-1,0);
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\draw[color=black]#2++(0.5,0.5)--++(0,1)--++(-1,0)--++(0,-1)--++(-1,0)--++(0,-1)--++(1,0)--++(0,-1)--++(1,0)--++(0,1)--++(1,0)--++(0,1)--++(-1,0);
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}
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