FastLED 3.10.6
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◆ mapToIndex()

vec2f fl::ScreenMap::mapToIndex ( u32 x) const

Definition at line 619 of file screenmap.cpp.hpp.

619 {
620 if (x >= length || !mLookUpTable) {
621 return {0, 0};
622 }
623 LUTXYFLOAT &lut = *mLookUpTable.get();
624 vec2f screen_coords = lut[x];
625 return screen_coords;
626}
LUTXYFLOATPtr mLookUpTable
Definition screenmap.h:143
vec2< float > vec2f
Definition geometry.h:333
LUT< vec2f > LUTXYFLOAT
Definition lut.h:26

References length, mLookUpTable, and fl::x.