kopia lustrzana https://github.com/jameshball/osci-render
60 wiersze
1.4 KiB
C++
60 wiersze
1.4 KiB
C++
#include "CustomEffect.h"
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#include <numbers>
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#include "../MathUtil.h"
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CustomEffect::CustomEffect(LuaEffectState& luaState, std::atomic<double>* luaValues)
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: luaState(luaState), luaValues(luaValues) {
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vars.isEffect = true;
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}
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CustomEffect::~CustomEffect() {
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if (luaState.parser) {
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luaState.parser->close(L);
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}
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}
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osci::Point CustomEffect::apply(int index, osci::Point input, osci::Point externalInput, const std::vector<std::atomic<float>>& values, float sampleRate, float frequency) {
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if (!luaState.parser || !luaValues) {
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return input;
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}
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auto effectScale = values[0].load();
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auto x = input.x;
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auto y = input.y;
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auto z = input.z;
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{
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juce::SpinLock::ScopedLockType lock(luaState.codeLock);
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if (!luaState.defaultScript) {
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vars.sampleRate = sampleRate;
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vars.frequency = frequency;
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vars.x = x;
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vars.y = y;
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vars.z = z;
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vars.ext_x = externalInput.x;
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vars.ext_y = externalInput.y;
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std::copy(luaValues, luaValues + 26, std::begin(vars.sliders));
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auto result = luaState.parser->run(L, vars);
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if (result.size() >= 2) {
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x = result[0];
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y = result[1];
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if (result.size() >= 3) {
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z = result[2];
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}
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}
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} else {
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luaState.parser->resetErrors();
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}
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}
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return osci::Point(
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(1 - effectScale) * input.x + effectScale * x,
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(1 - effectScale) * input.y + effectScale * y,
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(1 - effectScale) * input.z + effectScale * z
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);
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}
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