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refactor: simplify DiscreteFlowDenoiser #1405

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Merged
leejet merged 1 commit into from
Apr 11, 2026
+2 −12
Merged

refactor: simplify DiscreteFlowDenoiser #1405

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14 changes: 2 additions & 12 deletions src/denoiser.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -658,32 +658,22 @@ inline float time_snr_shift(float alpha, float t) {
}

struct DiscreteFlowDenoiser : public Denoiser {
float sigmas[TIMESTEPS];
float shift = 3.0f;

float sigma_data = 1.0f;

DiscreteFlowDenoiser(float shift = 3.0f) {
set_shift(shift);
}

void set_parameters() {
for (int i = 0; i < TIMESTEPS; i++) {
sigmas[i] = t_to_sigma(static_cast<float>(i));
}
}

void set_shift(float shift) {
this->shift = shift;
set_parameters();
}

float sigma_min() override {
return sigmas[0];
return t_to_sigma(0);
}

float sigma_max() override {
return sigmas[TIMESTEPS - 1];
return t_to_sigma(TIMESTEPS - 1);
}

float sigma_to_t(float sigma) override {
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