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added some comments to atscreenpos

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Zeno Rogue 2025-03-02 22:14:42 +01:00
parent 53c9700aa6
commit 0d52b22cad
1 changed files with 2 additions and 0 deletions
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hypgraph.cpp
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@ -2563,6 +2563,7 @@ struct flat_model_enabler {
};
#endif
/** atscreenpos(x,y) * eupoint(x1,y1) renders at pixel coordinates (x+x1, y+y1) */
EX shiftmatrix atscreenpos(ld x, ld y) {
transmatrix V = Id;
@ -2591,6 +2592,7 @@ EX shiftmatrix atscreenpos(ld x, ld y) {
return shiftless(V);
}
/** here, size is relative to the 'standard size' */
EX shiftmatrix atscreenpos(ld x, ld y, ld size) {
shiftmatrix V = atscreenpos(x, y);
ld s = size * 2 * cgi.hcrossf / cgi.crossf;