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Changes necessary for GCC (#9672)

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This commit is contained in:
Ben Doherty
2026-02-09 13:36:59 -05:00
committed by Benjamin Doherty
parent 69fe9f6596
commit fd7baedcdc
1 changed files with 5 additions and 3 deletions
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filament/src/ToneMapper.cpp
+5 -3
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@@ -21,6 +21,8 @@
#include <math/vec3.h>
#include <math/scalar.h>
#include <cmath>
namespace filament {
using namespace math;
@@ -320,10 +322,10 @@ public:
const float weightToe = 1.0f - weightLinear;
// Shoulder mapping for highlights.
const float shoulder = mKa + mKb * std::expf(x * mKc);
const float shoulder = mKa + mKb * expf(x * mKc);
if (x < mLinearSection * mPeakIntensity) {
const float toeMapped = mMidPoint * std::powf(x / mMidPoint, mToeStrength);
const float toeMapped = mMidPoint * powf(x / mMidPoint, mToeStrength);
return weightToe * toeMapped + weightLinear * x;
}
return shoulder;
@@ -345,7 +347,7 @@ public:
// Pre-compute constants for the shoulder region.
const float k = (mLinearSection - 1.0f) / (mAlpha - 1.0f);
mKa = mPeakIntensity * mLinearSection + mPeakIntensity * k;
mKb = -mPeakIntensity * k * std::expf(mLinearSection / k);
mKb = -mPeakIntensity * k * expf(mLinearSection / k);
mKc = -1.0f / (k * mPeakIntensity);
}