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nblend overlay data is const, mark it as such #1916

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Merged
zackees merged 1 commit into from
Apr 8, 2025
Merged

nblend overlay data is const, mark it as such #1916

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4 changes: 2 additions & 2 deletions src/colorutils.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -335,7 +335,7 @@ CRGB& nblend( CRGB& existing, const CRGB& overlay, fract8 amountOfOverlay )



void nblend( CRGB* existing, CRGB* overlay, uint16_t count, fract8 amountOfOverlay)
void nblend( CRGB* existing, const CRGB* overlay, uint16_t count, fract8 amountOfOverlay)
{
for( uint16_t i = count; i; --i) {
nblend( *existing, *overlay, amountOfOverlay);
Expand Down Expand Up @@ -411,7 +411,7 @@ CHSV& nblend( CHSV& existing, const CHSV& overlay, fract8 amountOfOverlay, TGrad



void nblend( CHSV* existing, CHSV* overlay, uint16_t count, fract8 amountOfOverlay, TGradientDirectionCode directionCode )
void nblend( CHSV* existing, const CHSV* overlay, uint16_t count, fract8 amountOfOverlay, TGradientDirectionCode directionCode )
{
if(existing == overlay) return;
for( uint16_t i = count; i; --i) {
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6 changes: 3 additions & 3 deletions src/colorutils.h
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Original file line number Diff line number Diff line change
Expand Up @@ -504,11 +504,11 @@ CHSV& nblend( CHSV& existing, const CHSV& overlay, fract8 amountOfOverlay,
/// @param overlay the color array to blend into existing
/// @param count the number of colors to process
/// @param amountOfOverlay the fraction of overlay to blend into existing
void nblend( CRGB* existing, CRGB* overlay, uint16_t count, fract8 amountOfOverlay);
void nblend( CRGB* existing, const CRGB* overlay, uint16_t count, fract8 amountOfOverlay);

/// @copydoc nblend(CRGB*, CRGB*, uint16_t, fract8)
/// @copydoc nblend(CRGB*, const CRGB*, uint16_t, fract8)
/// @param directionCode the direction to travel around the color wheel
void nblend( CHSV* existing, CHSV* overlay, uint16_t count, fract8 amountOfOverlay,
void nblend( CHSV* existing, const CHSV* overlay, uint16_t count, fract8 amountOfOverlay,
TGradientDirectionCode directionCode = SHORTEST_HUES);

/// @} ColorBlends
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