1 files changed, 0 insertions, 117 deletions
diff --git a/src/audio_core/hle/filter.cpp b/src/audio_core/hle/filter.cpp
deleted file mode 100644
index b24a79b89..000000000
--- a/src/audio_core/hle/filter.cpp
+++ /dev/null
@@ -1,117 +0,0 @@
-// Copyright 2016 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <array>
-#include <cstddef>
-#include "audio_core/hle/common.h"
-#include "audio_core/hle/dsp.h"
-#include "audio_core/hle/filter.h"
-#include "common/common_types.h"
-#include "common/math_util.h"
-
-namespace DSP {
-namespace HLE {
-
-void SourceFilters::Reset() {
-    Enable(false, false);
-}
-
-void SourceFilters::Enable(bool simple, bool biquad) {
-    simple_filter_enabled = simple;
-    biquad_filter_enabled = biquad;
-
-    if (!simple)
-        simple_filter.Reset();
-    if (!biquad)
-        biquad_filter.Reset();
-}
-
-void SourceFilters::Configure(SourceConfiguration::Configuration::SimpleFilter config) {
-    simple_filter.Configure(config);
-}
-
-void SourceFilters::Configure(SourceConfiguration::Configuration::BiquadFilter config) {
-    biquad_filter.Configure(config);
-}
-
-void SourceFilters::ProcessFrame(StereoFrame16& frame) {
-    if (!simple_filter_enabled && !biquad_filter_enabled)
-        return;
-
-    if (simple_filter_enabled) {
-        FilterFrame(frame, simple_filter);
-    }
-
-    if (biquad_filter_enabled) {
-        FilterFrame(frame, biquad_filter);
-    }
-}
-
-// SimpleFilter
-
-void SourceFilters::SimpleFilter::Reset() {
-    y1.fill(0);
-    // Configure as passthrough.
-    a1 = 0;
-    b0 = 1 << 15;
-}
-
-void SourceFilters::SimpleFilter::Configure(
-    SourceConfiguration::Configuration::SimpleFilter config) {
-
-    a1 = config.a1;
-    b0 = config.b0;
-}
-
-std::array<s16, 2> SourceFilters::SimpleFilter::ProcessSample(const std::array<s16, 2>& x0) {
-    std::array<s16, 2> y0;
-    for (size_t i = 0; i < 2; i++) {
-        const s32 tmp = (b0 * x0[i] + a1 * y1[i]) >> 15;
-        y0[i] = MathUtil::Clamp(tmp, -32768, 32767);
-    }
-
-    y1 = y0;
-
-    return y0;
-}
-
-// BiquadFilter
-
-void SourceFilters::BiquadFilter::Reset() {
-    x1.fill(0);
-    x2.fill(0);
-    y1.fill(0);
-    y2.fill(0);
-    // Configure as passthrough.
-    a1 = a2 = b1 = b2 = 0;
-    b0 = 1 << 14;
-}
-
-void SourceFilters::BiquadFilter::Configure(
-    SourceConfiguration::Configuration::BiquadFilter config) {
-
-    a1 = config.a1;
-    a2 = config.a2;
-    b0 = config.b0;
-    b1 = config.b1;
-    b2 = config.b2;
-}
-
-std::array<s16, 2> SourceFilters::BiquadFilter::ProcessSample(const std::array<s16, 2>& x0) {
-    std::array<s16, 2> y0;
-    for (size_t i = 0; i < 2; i++) {
-        const s32 tmp = (b0 * x0[i] + b1 * x1[i] + b2 * x2[i] + a1 * y1[i] + a2 * y2[i]) >> 14;
-        y0[i] = MathUtil::Clamp(tmp, -32768, 32767);
-    }
-
-    x2 = x1;
-    x1 = x0;
-    y2 = y1;
-    y1 = y0;
-
-    return y0;
-}
-
-} // namespace HLE
-} // namespace DSP