mirror of
https://gitlab.com/2009scape/rt4-client.git
synced 2026-08-17 00:15:15 -06:00
325 lines
13 KiB
Java
325 lines
13 KiB
Java
package rt4;
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import org.openrs2.deob.annotation.OriginalArg;
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import org.openrs2.deob.annotation.OriginalClass;
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import org.openrs2.deob.annotation.OriginalMember;
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import org.openrs2.deob.annotation.Pc;
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import java.util.Random;
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@OriginalClass("client!pj")
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public final class SynthInstrument {
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@OriginalMember(owner = "client!pj", name = "o", descriptor = "[I")
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public static final int[] samples = new int[220500];
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@OriginalMember(owner = "client!pj", name = "p", descriptor = "[I")
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public static final int[] oscillatorIntervalRanges = new int[5];
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@OriginalMember(owner = "client!pj", name = "q", descriptor = "[I")
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public static final int[] oscillatorMinIntervals = new int[5];
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@OriginalMember(owner = "client!pj", name = "r", descriptor = "[I")
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public static final int[] oscillatorTimes = new int[5];
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@OriginalMember(owner = "client!pj", name = "s", descriptor = "[I")
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public static final int[] oscillatorStartSamples = new int[5];
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@OriginalMember(owner = "client!pj", name = "t", descriptor = "[I")
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public static final int[] scaledOscillatorAmplitudes = new int[5];
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@OriginalMember(owner = "client!pj", name = "k", descriptor = "[I")
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private static final int[] NOISE = new int[32768];
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@OriginalMember(owner = "client!pj", name = "h", descriptor = "[I")
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private static final int[] SINE;
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@OriginalMember(owner = "client!pj", name = "a", descriptor = "Lclient!ff;")
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private SynthEnvelope amplitudeModulationAmplitudeEnvelope;
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@OriginalMember(owner = "client!pj", name = "b", descriptor = "Lclient!ff;")
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private SynthEnvelope gateClosedPhaseEnvelope;
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@OriginalMember(owner = "client!pj", name = "d", descriptor = "Lclient!ff;")
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private SynthEnvelope amplitudeEnvelope;
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@OriginalMember(owner = "client!pj", name = "e", descriptor = "Lclient!ff;")
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private SynthEnvelope gateOpenPhaseEnvelope;
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@OriginalMember(owner = "client!pj", name = "f", descriptor = "Lclient!ff;")
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private SynthEnvelope phaseEnvelope;
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@OriginalMember(owner = "client!pj", name = "i", descriptor = "Lclient!ff;")
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private SynthEnvelope filterEnvelope;
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@OriginalMember(owner = "client!pj", name = "l", descriptor = "Lclient!ff;")
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private SynthEnvelope amplitudeModulationEnvelope;
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@OriginalMember(owner = "client!pj", name = "w", descriptor = "Lclient!nl;")
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private SynthFilter filter;
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@OriginalMember(owner = "client!pj", name = "x", descriptor = "Lclient!ff;")
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private SynthEnvelope phaseModulationAmplitudeEnvelope;
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@OriginalMember(owner = "client!pj", name = "y", descriptor = "Lclient!ff;")
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private SynthEnvelope phaseModulationEnvelope;
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@OriginalMember(owner = "client!pj", name = "c", descriptor = "I")
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public int length = 500;
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@OriginalMember(owner = "client!pj", name = "g", descriptor = "I")
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private int reverbDelay = 0;
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@OriginalMember(owner = "client!pj", name = "j", descriptor = "I")
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public int start = 0;
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@OriginalMember(owner = "client!pj", name = "m", descriptor = "[I")
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private final int[] harmonicVolume = new int[]{0, 0, 0, 0, 0};
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@OriginalMember(owner = "client!pj", name = "n", descriptor = "[I")
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private final int[] harmonicDelay = new int[]{0, 0, 0, 0, 0};
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@OriginalMember(owner = "client!pj", name = "u", descriptor = "I")
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private int reverbVolume = 100;
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@OriginalMember(owner = "client!pj", name = "v", descriptor = "[I")
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private final int[] harmonicSemitone = new int[]{0, 0, 0, 0, 0};
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static {
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@Pc(7) Random rand = new Random(0L);
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@Pc(9) int local9;
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for (local9 = 0; local9 < 32768; local9++) {
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NOISE[local9] = (rand.nextInt() & 0x2) - 1;
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}
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SINE = new int[32768];
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for (local9 = 0; local9 < 32768; local9++) {
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SINE[local9] = (int) (Math.sin((double) local9 / 5215.1903D) * 16384.0D);
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}
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}
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@OriginalMember(owner = "client!pj", name = "a", descriptor = "(III)I")
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private int method3504(@OriginalArg(0) int arg0, @OriginalArg(1) int arg1, @OriginalArg(2) int arg2) {
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if (arg2 == 1) {
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return (arg0 & 0x7FFF) < 16384 ? arg1 : -arg1;
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} else if (arg2 == 2) {
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return SINE[arg0 & 0x7FFF] * arg1 >> 14;
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} else if (arg2 == 3) {
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return ((arg0 & 0x7FFF) * arg1 >> 14) - arg1;
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} else if (arg2 == 4) {
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return NOISE[arg0 / 2607 & 0x7FFF] * arg1;
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} else {
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return 0;
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}
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}
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@OriginalMember(owner = "client!pj", name = "a", descriptor = "(II)[I")
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public final int[] getSamples(@OriginalArg(0) int arg0, @OriginalArg(1) int arg1) {
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ArrayUtils.clear(samples, 0, arg0);
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if (arg1 < 10) {
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return samples;
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}
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@Pc(16) double local16 = (double) arg0 / ((double) arg1 + 0.0D);
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this.phaseEnvelope.reset();
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this.amplitudeEnvelope.reset();
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@Pc(24) int local24 = 0;
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@Pc(26) int local26 = 0;
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@Pc(28) int local28 = 0;
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if (this.phaseModulationEnvelope != null) {
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this.phaseModulationEnvelope.reset();
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this.phaseModulationAmplitudeEnvelope.reset();
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local24 = (int) ((double) (this.phaseModulationEnvelope.maxInterval - this.phaseModulationEnvelope.minInterval) * 32.768D / local16);
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local26 = (int) ((double) this.phaseModulationEnvelope.minInterval * 32.768D / local16);
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}
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@Pc(63) int local63 = 0;
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@Pc(65) int local65 = 0;
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@Pc(67) int local67 = 0;
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if (this.amplitudeModulationEnvelope != null) {
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this.amplitudeModulationEnvelope.reset();
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this.amplitudeModulationAmplitudeEnvelope.reset();
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local63 = (int) ((double) (this.amplitudeModulationEnvelope.maxInterval - this.amplitudeModulationEnvelope.minInterval) * 32.768D / local16);
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local65 = (int) ((double) this.amplitudeModulationEnvelope.minInterval * 32.768D / local16);
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}
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@Pc(102) int local102;
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for (local102 = 0; local102 < 5; local102++) {
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if (this.harmonicVolume[local102] != 0) {
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oscillatorTimes[local102] = 0;
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oscillatorStartSamples[local102] = (int) ((double) this.harmonicDelay[local102] * local16);
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scaledOscillatorAmplitudes[local102] = (this.harmonicVolume[local102] << 14) / 100;
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oscillatorIntervalRanges[local102] = (int) ((double) (this.phaseEnvelope.maxInterval - this.phaseEnvelope.minInterval) * 32.768D * Math.pow(1.0057929410678534D, this.harmonicSemitone[local102]) / local16);
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oscillatorMinIntervals[local102] = (int) ((double) this.phaseEnvelope.minInterval * 32.768D / local16);
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}
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}
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@Pc(185) int local185;
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@Pc(190) int local190;
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@Pc(198) int local198;
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@Pc(203) int local203;
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for (local102 = 0; local102 < arg0; local102++) {
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local185 = this.phaseEnvelope.nextLevel(arg0);
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local190 = this.amplitudeEnvelope.nextLevel(arg0);
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if (this.phaseModulationEnvelope != null) {
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local198 = this.phaseModulationEnvelope.nextLevel(arg0);
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local203 = this.phaseModulationAmplitudeEnvelope.nextLevel(arg0);
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local185 += this.method3504(local28, local203, this.phaseModulationEnvelope.wavetable) >> 1;
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local28 += (local198 * local24 >> 16) + local26;
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}
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if (this.amplitudeModulationEnvelope != null) {
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local198 = this.amplitudeModulationEnvelope.nextLevel(arg0);
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local203 = this.amplitudeModulationAmplitudeEnvelope.nextLevel(arg0);
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local190 = local190 * ((this.method3504(local67, local203, this.amplitudeModulationEnvelope.wavetable) >> 1) + 32768) >> 15;
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local67 += (local198 * local63 >> 16) + local65;
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}
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for (local198 = 0; local198 < 5; local198++) {
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if (this.harmonicVolume[local198] != 0) {
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local203 = local102 + oscillatorStartSamples[local198];
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if (local203 < arg0) {
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samples[local203] += this.method3504(oscillatorTimes[local198], local190 * scaledOscillatorAmplitudes[local198] >> 15, this.phaseEnvelope.wavetable);
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oscillatorTimes[local198] += (local185 * oscillatorIntervalRanges[local198] >> 16) + oscillatorMinIntervals[local198];
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}
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}
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}
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}
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@Pc(356) int local356;
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if (this.gateClosedPhaseEnvelope != null) {
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this.gateClosedPhaseEnvelope.reset();
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this.gateOpenPhaseEnvelope.reset();
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local102 = 0;
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@Pc(341) boolean local341 = true;
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for (local198 = 0; local198 < arg0; local198++) {
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local203 = this.gateClosedPhaseEnvelope.nextLevel(arg0);
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local356 = this.gateOpenPhaseEnvelope.nextLevel(arg0);
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if (local341) {
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local185 = this.gateClosedPhaseEnvelope.minInterval + ((this.gateClosedPhaseEnvelope.maxInterval - this.gateClosedPhaseEnvelope.minInterval) * local203 >> 8);
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} else {
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local185 = this.gateClosedPhaseEnvelope.minInterval + ((this.gateClosedPhaseEnvelope.maxInterval - this.gateClosedPhaseEnvelope.minInterval) * local356 >> 8);
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}
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local102 += 256;
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if (local102 >= local185) {
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local102 = 0;
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local341 = !local341;
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}
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if (local341) {
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samples[local198] = 0;
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}
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}
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}
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if (this.reverbDelay > 0 && this.reverbVolume > 0) {
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local102 = (int) ((double) this.reverbDelay * local16);
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for (local185 = local102; local185 < arg0; local185++) {
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samples[local185] += samples[local185 - local102] * this.reverbVolume / 100;
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}
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}
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if (this.filter.pairs[0] > 0 || this.filter.pairs[1] > 0) {
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this.filterEnvelope.reset();
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local102 = this.filterEnvelope.nextLevel(arg0 + 1);
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local185 = this.filter.compute(0, (float) local102 / 65536.0F);
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local190 = this.filter.compute(1, (float) local102 / 65536.0F);
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if (arg0 >= local185 + local190) {
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local198 = 0;
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local203 = local190;
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if (local190 > arg0 - local185) {
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local203 = arg0 - local185;
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}
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@Pc(523) int local523;
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while (local198 < local203) {
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local356 = (int) ((long) samples[local198 + local185] * (long) SynthFilter.inverseA0 >> 16);
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for (local523 = 0; local523 < local185; local523++) {
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local356 += (int) ((long) samples[local198 + local185 - local523 - 1] * (long) SynthFilter.coefficients[0][local523] >> 16);
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}
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for (local523 = 0; local523 < local198; local523++) {
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local356 -= (int) ((long) samples[local198 - local523 - 1] * (long) SynthFilter.coefficients[1][local523] >> 16);
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}
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samples[local198] = local356;
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local102 = this.filterEnvelope.nextLevel(arg0 + 1);
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local198++;
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}
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local203 = 128;
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while (true) {
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if (local203 > arg0 - local185) {
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local203 = arg0 - local185;
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}
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while (local198 < local203) {
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local356 = (int) ((long) samples[local198 + local185] * (long) SynthFilter.inverseA0 >> 16);
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for (local523 = 0; local523 < local185; local523++) {
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local356 += (int) ((long) samples[local198 + local185 - local523 - 1] * (long) SynthFilter.coefficients[0][local523] >> 16);
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}
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for (local523 = 0; local523 < local190; local523++) {
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local356 -= (int) ((long) samples[local198 - local523 - 1] * (long) SynthFilter.coefficients[1][local523] >> 16);
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}
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samples[local198] = local356;
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local102 = this.filterEnvelope.nextLevel(arg0 + 1);
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local198++;
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}
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if (local198 >= arg0 - local185) {
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while (local198 < arg0) {
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local356 = 0;
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for (local523 = local198 + local185 - arg0; local523 < local185; local523++) {
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local356 += (int) ((long) samples[local198 + local185 - local523 - 1] * (long) SynthFilter.coefficients[0][local523] >> 16);
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}
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for (local523 = 0; local523 < local190; local523++) {
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local356 -= (int) ((long) samples[local198 - local523 - 1] * (long) SynthFilter.coefficients[1][local523] >> 16);
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}
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samples[local198] = local356;
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this.filterEnvelope.nextLevel(arg0 + 1);
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local198++;
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}
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break;
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}
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local185 = this.filter.compute(0, (float) local102 / 65536.0F);
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local190 = this.filter.compute(1, (float) local102 / 65536.0F);
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local203 += 128;
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}
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}
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}
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for (local102 = 0; local102 < arg0; local102++) {
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if (samples[local102] < -32768) {
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samples[local102] = -32768;
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}
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if (samples[local102] > 32767) {
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samples[local102] = 32767;
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}
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}
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return samples;
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}
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@OriginalMember(owner = "client!pj", name = "a", descriptor = "(Lclient!wa;)V")
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public final void method3506(@OriginalArg(0) Buffer arg0) {
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this.phaseEnvelope = new SynthEnvelope();
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this.phaseEnvelope.decode(arg0);
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this.amplitudeEnvelope = new SynthEnvelope();
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this.amplitudeEnvelope.decode(arg0);
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@Pc(21) int local21 = arg0.g1();
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if (local21 != 0) {
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arg0.offset--;
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this.phaseModulationEnvelope = new SynthEnvelope();
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this.phaseModulationEnvelope.decode(arg0);
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this.phaseModulationAmplitudeEnvelope = new SynthEnvelope();
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this.phaseModulationAmplitudeEnvelope.decode(arg0);
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}
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local21 = arg0.g1();
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if (local21 != 0) {
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arg0.offset--;
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this.amplitudeModulationEnvelope = new SynthEnvelope();
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this.amplitudeModulationEnvelope.decode(arg0);
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this.amplitudeModulationAmplitudeEnvelope = new SynthEnvelope();
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this.amplitudeModulationAmplitudeEnvelope.decode(arg0);
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}
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local21 = arg0.g1();
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if (local21 != 0) {
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arg0.offset--;
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this.gateClosedPhaseEnvelope = new SynthEnvelope();
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this.gateClosedPhaseEnvelope.decode(arg0);
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this.gateOpenPhaseEnvelope = new SynthEnvelope();
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this.gateOpenPhaseEnvelope.decode(arg0);
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}
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for (@Pc(109) int local109 = 0; local109 < 10; local109++) {
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@Pc(116) int local116 = arg0.gsmarts();
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if (local116 == 0) {
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break;
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}
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this.harmonicVolume[local109] = local116;
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this.harmonicSemitone[local109] = arg0.gsmart();
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this.harmonicDelay[local109] = arg0.gsmarts();
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}
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this.reverbDelay = arg0.gsmarts();
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this.reverbVolume = arg0.gsmarts();
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this.length = arg0.g2();
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this.start = arg0.g2();
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this.filter = new SynthFilter();
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this.filterEnvelope = new SynthEnvelope();
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this.filter.decode(arg0, this.filterEnvelope);
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}
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}
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