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bugfix for 2D Sun Radiation

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size of the sun was very small on larger fixtures
This commit is contained in:
Frank
2024-04-18 23:23:52 +02:00
parent a5b07bc06d
commit 34f4905e0b
1 changed files with 5 additions and 3 deletions
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8
wled00/FX.cpp
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@@ -5818,6 +5818,8 @@ uint16_t mode_2DSunradiation(void) { // By: ldirko https://edi
const uint16_t cols = SEGMENT.virtualWidth();
const uint16_t rows = SEGMENT.virtualHeight();
const int minSize = min(cols, rows); // WLEDMM
const int magnify = (minSize <= 32) ? 8 : 46; // WLEDMM
if (!SEGENV.allocateData(sizeof(byte)*(cols+2)*(rows+2))) return mode_static(); //allocation failed
byte *bump = reinterpret_cast<byte*>(SEGENV.data);
@@ -5846,10 +5848,10 @@ uint16_t mode_2DSunradiation(void) { // By: ldirko https://edi
++vlx;
int8_t nx = bump[x + yindex + 1] - bump[x + yindex - 1];
int8_t ny = bump[x + yindex + (cols + 2)] - bump[x + yindex - (cols + 2)];
byte difx = abs8(vlx * 7 - nx);
byte dify = abs8(vly * 7 - ny);
byte difx = min(abs(vlx * 7 - nx), 255); // WLEDMM replaced abs8 as it does not work for numbers >127
byte dify = min(abs(vly * 7 - ny), 255); // WLEDMM
int temp = difx * difx + dify * dify;
int col = 255 - temp / 8; //8 its a size of effect
int col = 255 - temp / magnify; //8 its a size of effect // WLEDMM size adjusts to matrix dimensions
if (col < 0) col = 0;
SEGMENT.setPixelColorXY(x, y, HeatColor(col / (3.0f-(float)(SEGMENT.intensity)/128.f)));
}