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(experimental) tweak optimization level of color functions

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Frank
2025-10-25 23:59:29 +02:00
parent 4713f26bb8
commit 0071677340
2 changed files with 9 additions and 7 deletions
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7
wled00/colors.cpp
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@@ -8,8 +8,9 @@
/*
* color blend function
*/
uint32_t WLED_O2_ATTR IRAM_ATTR __attribute__((hot)) color_blend(uint32_t color1, uint32_t color2, uint_fast16_t blend, bool b16) {
if ((color1 == color2) || (blend == 0)) return color1; // WLEDMM
uint32_t WLED_O3_ATTR IRAM_ATTR_YN __attribute__((hot)) color_blend(uint32_t color1, uint32_t color2, uint_fast16_t blend, bool b16) {
// min / max blend checking is omitted: calls with 0 or 255 are rare, checking lowers overall performance
//if ((color1 == color2) || (blend == 0)) return color1; // WLEDMM
const uint_fast16_t blendmax = b16 ? 0xFFFF : 0xFF;
if(blend >= blendmax) return color2;
const uint_fast8_t shift = b16 ? 16 : 8;
@@ -80,7 +81,7 @@ uint32_t WLED_O2_ATTR color_add(uint32_t c1, uint32_t c2, bool fast) // WLEDMM
* if using "video" method the resulting color will never become black unless it is already black
*/
uint32_t IRAM_ATTR_YN __attribute__((hot)) color_fade(uint32_t c1, uint8_t amount, bool video)
uint32_t WLED_O2_ATTR IRAM_ATTR_YN __attribute__((hot)) color_fade(uint32_t c1, uint8_t amount, bool video)
{
if (c1 == 0 || amount == 0) return 0; // black or no change
if (amount == 255) return c1;