570 lines
22 KiB
Java
570 lines
22 KiB
Java
package androidx.constraintlayout.solver;
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import androidx.constraintlayout.solver.LinearSystem;
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import androidx.constraintlayout.solver.SolverVariable;
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import c.d.b.a.a;
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import java.util.ArrayList;
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public class ArrayRow implements LinearSystem.Row {
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private static final boolean DEBUG = false;
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private static final boolean FULL_NEW_CHECK = false;
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public float constantValue = 0.0f;
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public boolean isSimpleDefinition = false;
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public boolean used = false;
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public SolverVariable variable = null;
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public ArrayRowVariables variables;
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public ArrayList<SolverVariable> variablesToUpdate = new ArrayList<>();
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public interface ArrayRowVariables {
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void add(SolverVariable solverVariable, float f, boolean z2);
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void clear();
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boolean contains(SolverVariable solverVariable);
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void display();
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void divideByAmount(float f);
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float get(SolverVariable solverVariable);
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int getCurrentSize();
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SolverVariable getVariable(int i);
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float getVariableValue(int i);
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int indexOf(SolverVariable solverVariable);
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void invert();
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void put(SolverVariable solverVariable, float f);
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float remove(SolverVariable solverVariable, boolean z2);
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int sizeInBytes();
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float use(ArrayRow arrayRow, boolean z2);
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}
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public ArrayRow() {
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}
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public ArrayRow(Cache cache) {
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this.variables = new ArrayLinkedVariables(this, cache);
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}
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private boolean isNew(SolverVariable solverVariable, LinearSystem linearSystem) {
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return solverVariable.usageInRowCount <= 1;
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}
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private SolverVariable pickPivotInVariables(boolean[] zArr, SolverVariable solverVariable) {
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SolverVariable.Type type;
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int currentSize = this.variables.getCurrentSize();
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SolverVariable solverVariable2 = null;
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float f = 0.0f;
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for (int i = 0; i < currentSize; i++) {
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float variableValue = this.variables.getVariableValue(i);
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if (variableValue < 0.0f) {
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SolverVariable variable = this.variables.getVariable(i);
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if ((zArr == null || !zArr[variable.f20id]) && variable != solverVariable && (((type = variable.mType) == SolverVariable.Type.SLACK || type == SolverVariable.Type.ERROR) && variableValue < f)) {
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f = variableValue;
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solverVariable2 = variable;
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}
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}
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}
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return solverVariable2;
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}
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public ArrayRow addError(LinearSystem linearSystem, int i) {
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this.variables.put(linearSystem.createErrorVariable(i, "ep"), 1.0f);
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this.variables.put(linearSystem.createErrorVariable(i, "em"), -1.0f);
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return this;
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}
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@Override // androidx.constraintlayout.solver.LinearSystem.Row
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public void addError(SolverVariable solverVariable) {
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int i = solverVariable.strength;
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float f = 1.0f;
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if (i != 1) {
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if (i == 2) {
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f = 1000.0f;
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} else if (i == 3) {
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f = 1000000.0f;
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} else if (i == 4) {
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f = 1.0E9f;
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} else if (i == 5) {
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f = 1.0E12f;
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}
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}
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this.variables.put(solverVariable, f);
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}
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public ArrayRow addSingleError(SolverVariable solverVariable, int i) {
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this.variables.put(solverVariable, (float) i);
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return this;
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}
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public boolean chooseSubject(LinearSystem linearSystem) {
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boolean z2;
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SolverVariable chooseSubjectInVariables = chooseSubjectInVariables(linearSystem);
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if (chooseSubjectInVariables == null) {
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z2 = true;
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} else {
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pivot(chooseSubjectInVariables);
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z2 = false;
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}
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if (this.variables.getCurrentSize() == 0) {
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this.isSimpleDefinition = true;
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}
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return z2;
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}
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public SolverVariable chooseSubjectInVariables(LinearSystem linearSystem) {
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boolean isNew;
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boolean isNew2;
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int currentSize = this.variables.getCurrentSize();
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SolverVariable solverVariable = null;
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SolverVariable solverVariable2 = null;
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boolean z2 = false;
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boolean z3 = false;
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float f = 0.0f;
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float f2 = 0.0f;
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for (int i = 0; i < currentSize; i++) {
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float variableValue = this.variables.getVariableValue(i);
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SolverVariable variable = this.variables.getVariable(i);
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if (variable.mType == SolverVariable.Type.UNRESTRICTED) {
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if (solverVariable == null) {
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isNew2 = isNew(variable, linearSystem);
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} else if (f > variableValue) {
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isNew2 = isNew(variable, linearSystem);
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} else if (!z2 && isNew(variable, linearSystem)) {
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f = variableValue;
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solverVariable = variable;
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z2 = true;
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}
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z2 = isNew2;
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f = variableValue;
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solverVariable = variable;
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} else if (solverVariable == null && variableValue < 0.0f) {
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if (solverVariable2 == null) {
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isNew = isNew(variable, linearSystem);
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} else if (f2 > variableValue) {
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isNew = isNew(variable, linearSystem);
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} else if (!z3 && isNew(variable, linearSystem)) {
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f2 = variableValue;
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solverVariable2 = variable;
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z3 = true;
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}
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z3 = isNew;
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f2 = variableValue;
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solverVariable2 = variable;
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}
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}
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return solverVariable != null ? solverVariable : solverVariable2;
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}
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@Override // androidx.constraintlayout.solver.LinearSystem.Row
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public void clear() {
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this.variables.clear();
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this.variable = null;
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this.constantValue = 0.0f;
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}
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public ArrayRow createRowCentering(SolverVariable solverVariable, SolverVariable solverVariable2, int i, float f, SolverVariable solverVariable3, SolverVariable solverVariable4, int i2) {
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if (solverVariable2 == solverVariable3) {
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this.variables.put(solverVariable, 1.0f);
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this.variables.put(solverVariable4, 1.0f);
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this.variables.put(solverVariable2, -2.0f);
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return this;
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}
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if (f == 0.5f) {
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this.variables.put(solverVariable, 1.0f);
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this.variables.put(solverVariable2, -1.0f);
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this.variables.put(solverVariable3, -1.0f);
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this.variables.put(solverVariable4, 1.0f);
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if (i > 0 || i2 > 0) {
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this.constantValue = (float) ((-i) + i2);
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}
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} else if (f <= 0.0f) {
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this.variables.put(solverVariable, -1.0f);
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this.variables.put(solverVariable2, 1.0f);
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this.constantValue = (float) i;
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} else if (f >= 1.0f) {
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this.variables.put(solverVariable4, -1.0f);
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this.variables.put(solverVariable3, 1.0f);
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this.constantValue = (float) (-i2);
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} else {
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float f2 = 1.0f - f;
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this.variables.put(solverVariable, f2 * 1.0f);
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this.variables.put(solverVariable2, f2 * -1.0f);
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this.variables.put(solverVariable3, -1.0f * f);
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this.variables.put(solverVariable4, 1.0f * f);
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if (i > 0 || i2 > 0) {
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this.constantValue = (((float) i2) * f) + (((float) (-i)) * f2);
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}
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}
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return this;
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}
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public ArrayRow createRowDefinition(SolverVariable solverVariable, int i) {
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this.variable = solverVariable;
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float f = (float) i;
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solverVariable.computedValue = f;
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this.constantValue = f;
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this.isSimpleDefinition = true;
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return this;
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}
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public ArrayRow createRowDimensionPercent(SolverVariable solverVariable, SolverVariable solverVariable2, float f) {
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this.variables.put(solverVariable, -1.0f);
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this.variables.put(solverVariable2, f);
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return this;
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}
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public ArrayRow createRowDimensionRatio(SolverVariable solverVariable, SolverVariable solverVariable2, SolverVariable solverVariable3, SolverVariable solverVariable4, float f) {
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this.variables.put(solverVariable, -1.0f);
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this.variables.put(solverVariable2, 1.0f);
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this.variables.put(solverVariable3, f);
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this.variables.put(solverVariable4, -f);
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return this;
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}
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public ArrayRow createRowEqualDimension(float f, float f2, float f3, SolverVariable solverVariable, int i, SolverVariable solverVariable2, int i2, SolverVariable solverVariable3, int i3, SolverVariable solverVariable4, int i4) {
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if (f2 == 0.0f || f == f3) {
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this.constantValue = (float) (((-i) - i2) + i3 + i4);
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this.variables.put(solverVariable, 1.0f);
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this.variables.put(solverVariable2, -1.0f);
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this.variables.put(solverVariable4, 1.0f);
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this.variables.put(solverVariable3, -1.0f);
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} else {
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float f4 = (f / f2) / (f3 / f2);
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this.constantValue = (((float) i4) * f4) + (((float) i3) * f4) + ((float) ((-i) - i2));
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this.variables.put(solverVariable, 1.0f);
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this.variables.put(solverVariable2, -1.0f);
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this.variables.put(solverVariable4, f4);
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this.variables.put(solverVariable3, -f4);
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}
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return this;
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}
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public ArrayRow createRowEqualMatchDimensions(float f, float f2, float f3, SolverVariable solverVariable, SolverVariable solverVariable2, SolverVariable solverVariable3, SolverVariable solverVariable4) {
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this.constantValue = 0.0f;
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if (f2 == 0.0f || f == f3) {
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this.variables.put(solverVariable, 1.0f);
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this.variables.put(solverVariable2, -1.0f);
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this.variables.put(solverVariable4, 1.0f);
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this.variables.put(solverVariable3, -1.0f);
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} else if (f == 0.0f) {
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this.variables.put(solverVariable, 1.0f);
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this.variables.put(solverVariable2, -1.0f);
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} else if (f3 == 0.0f) {
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this.variables.put(solverVariable3, 1.0f);
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this.variables.put(solverVariable4, -1.0f);
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} else {
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float f4 = (f / f2) / (f3 / f2);
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this.variables.put(solverVariable, 1.0f);
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this.variables.put(solverVariable2, -1.0f);
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this.variables.put(solverVariable4, f4);
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this.variables.put(solverVariable3, -f4);
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}
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return this;
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}
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public ArrayRow createRowEquals(SolverVariable solverVariable, int i) {
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if (i < 0) {
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this.constantValue = (float) (i * -1);
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this.variables.put(solverVariable, 1.0f);
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} else {
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this.constantValue = (float) i;
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this.variables.put(solverVariable, -1.0f);
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}
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return this;
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}
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public ArrayRow createRowEquals(SolverVariable solverVariable, SolverVariable solverVariable2, int i) {
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boolean z2 = false;
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if (i != 0) {
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if (i < 0) {
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i *= -1;
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z2 = true;
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}
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this.constantValue = (float) i;
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}
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if (!z2) {
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this.variables.put(solverVariable, -1.0f);
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this.variables.put(solverVariable2, 1.0f);
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} else {
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this.variables.put(solverVariable, 1.0f);
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this.variables.put(solverVariable2, -1.0f);
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}
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return this;
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}
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public ArrayRow createRowGreaterThan(SolverVariable solverVariable, int i, SolverVariable solverVariable2) {
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this.constantValue = (float) i;
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this.variables.put(solverVariable, -1.0f);
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return this;
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}
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public ArrayRow createRowGreaterThan(SolverVariable solverVariable, SolverVariable solverVariable2, SolverVariable solverVariable3, int i) {
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boolean z2 = false;
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if (i != 0) {
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if (i < 0) {
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i *= -1;
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z2 = true;
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}
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this.constantValue = (float) i;
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}
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if (!z2) {
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this.variables.put(solverVariable, -1.0f);
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this.variables.put(solverVariable2, 1.0f);
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this.variables.put(solverVariable3, 1.0f);
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} else {
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this.variables.put(solverVariable, 1.0f);
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this.variables.put(solverVariable2, -1.0f);
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this.variables.put(solverVariable3, -1.0f);
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}
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return this;
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}
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public ArrayRow createRowLowerThan(SolverVariable solverVariable, SolverVariable solverVariable2, SolverVariable solverVariable3, int i) {
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boolean z2 = false;
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if (i != 0) {
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if (i < 0) {
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i *= -1;
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z2 = true;
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}
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this.constantValue = (float) i;
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}
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if (!z2) {
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this.variables.put(solverVariable, -1.0f);
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this.variables.put(solverVariable2, 1.0f);
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this.variables.put(solverVariable3, -1.0f);
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} else {
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this.variables.put(solverVariable, 1.0f);
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this.variables.put(solverVariable2, -1.0f);
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this.variables.put(solverVariable3, 1.0f);
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}
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return this;
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}
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public ArrayRow createRowWithAngle(SolverVariable solverVariable, SolverVariable solverVariable2, SolverVariable solverVariable3, SolverVariable solverVariable4, float f) {
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this.variables.put(solverVariable3, 0.5f);
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this.variables.put(solverVariable4, 0.5f);
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this.variables.put(solverVariable, -0.5f);
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this.variables.put(solverVariable2, -0.5f);
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this.constantValue = -f;
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return this;
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}
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public void ensurePositiveConstant() {
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float f = this.constantValue;
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if (f < 0.0f) {
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this.constantValue = f * -1.0f;
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this.variables.invert();
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}
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}
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@Override // androidx.constraintlayout.solver.LinearSystem.Row
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public SolverVariable getKey() {
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return this.variable;
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}
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@Override // androidx.constraintlayout.solver.LinearSystem.Row
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public SolverVariable getPivotCandidate(LinearSystem linearSystem, boolean[] zArr) {
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return pickPivotInVariables(zArr, null);
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}
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public boolean hasKeyVariable() {
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SolverVariable solverVariable = this.variable;
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return solverVariable != null && (solverVariable.mType == SolverVariable.Type.UNRESTRICTED || this.constantValue >= 0.0f);
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}
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public boolean hasVariable(SolverVariable solverVariable) {
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return this.variables.contains(solverVariable);
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}
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@Override // androidx.constraintlayout.solver.LinearSystem.Row
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public void initFromRow(LinearSystem.Row row) {
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if (row instanceof ArrayRow) {
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ArrayRow arrayRow = (ArrayRow) row;
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this.variable = null;
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this.variables.clear();
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for (int i = 0; i < arrayRow.variables.getCurrentSize(); i++) {
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this.variables.add(arrayRow.variables.getVariable(i), arrayRow.variables.getVariableValue(i), true);
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}
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}
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}
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@Override // androidx.constraintlayout.solver.LinearSystem.Row
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public boolean isEmpty() {
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return this.variable == null && this.constantValue == 0.0f && this.variables.getCurrentSize() == 0;
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}
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public SolverVariable pickPivot(SolverVariable solverVariable) {
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return pickPivotInVariables(null, solverVariable);
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}
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public void pivot(SolverVariable solverVariable) {
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SolverVariable solverVariable2 = this.variable;
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if (solverVariable2 != null) {
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this.variables.put(solverVariable2, -1.0f);
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this.variable.definitionId = -1;
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this.variable = null;
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}
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float remove = this.variables.remove(solverVariable, true) * -1.0f;
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this.variable = solverVariable;
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if (remove != 1.0f) {
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this.constantValue /= remove;
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this.variables.divideByAmount(remove);
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}
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}
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public void reset() {
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this.variable = null;
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this.variables.clear();
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this.constantValue = 0.0f;
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this.isSimpleDefinition = false;
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}
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public int sizeInBytes() {
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return this.variables.sizeInBytes() + (this.variable != null ? 4 : 0) + 4 + 4;
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}
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/* JADX WARNING: Removed duplicated region for block: B:25:0x007a */
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/* JADX WARNING: Removed duplicated region for block: B:26:0x007f */
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public String toReadableString() {
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String str;
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boolean z2;
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float variableValue;
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int i;
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if (this.variable == null) {
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str = "0";
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} else {
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StringBuilder L = a.L("");
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L.append(this.variable);
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str = L.toString();
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}
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String t = a.t(str, " = ");
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if (this.constantValue != 0.0f) {
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StringBuilder L2 = a.L(t);
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L2.append(this.constantValue);
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t = L2.toString();
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z2 = true;
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} else {
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z2 = false;
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}
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int currentSize = this.variables.getCurrentSize();
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for (int i2 = 0; i2 < currentSize; i2++) {
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SolverVariable variable = this.variables.getVariable(i2);
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if (!(variable == null || (variableValue = this.variables.getVariableValue(i2)) == 0.0f)) {
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String solverVariable = variable.toString();
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if (!z2) {
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if (variableValue < 0.0f) {
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t = a.t(t, "- ");
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}
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t = variableValue == 1.0f ? a.t(t, solverVariable) : t + variableValue + " " + solverVariable;
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z2 = true;
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} else if (i > 0) {
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t = a.t(t, " + ");
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if (variableValue == 1.0f) {
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}
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z2 = true;
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} else {
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t = a.t(t, " - ");
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}
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variableValue *= -1.0f;
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if (variableValue == 1.0f) {
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}
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z2 = true;
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}
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}
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return !z2 ? a.t(t, "0.0") : t;
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}
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public String toString() {
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return toReadableString();
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}
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@Override // androidx.constraintlayout.solver.LinearSystem.Row
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public void updateFromFinalVariable(LinearSystem linearSystem, SolverVariable solverVariable, boolean z2) {
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if (solverVariable.isFinalValue) {
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float f = this.variables.get(solverVariable);
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this.constantValue = (solverVariable.computedValue * f) + this.constantValue;
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this.variables.remove(solverVariable, z2);
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if (z2) {
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solverVariable.removeFromRow(this);
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}
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if (LinearSystem.SIMPLIFY_SYNONYMS && this.variables.getCurrentSize() == 0) {
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this.isSimpleDefinition = true;
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linearSystem.hasSimpleDefinition = true;
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}
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}
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}
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@Override // androidx.constraintlayout.solver.LinearSystem.Row
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public void updateFromRow(LinearSystem linearSystem, ArrayRow arrayRow, boolean z2) {
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float use = this.variables.use(arrayRow, z2);
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this.constantValue = (arrayRow.constantValue * use) + this.constantValue;
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if (z2) {
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arrayRow.variable.removeFromRow(this);
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}
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if (LinearSystem.SIMPLIFY_SYNONYMS && this.variable != null && this.variables.getCurrentSize() == 0) {
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this.isSimpleDefinition = true;
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linearSystem.hasSimpleDefinition = true;
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}
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}
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public void updateFromSynonymVariable(LinearSystem linearSystem, SolverVariable solverVariable, boolean z2) {
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if (solverVariable.isSynonym) {
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float f = this.variables.get(solverVariable);
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this.constantValue = (solverVariable.synonymDelta * f) + this.constantValue;
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this.variables.remove(solverVariable, z2);
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if (z2) {
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solverVariable.removeFromRow(this);
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}
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this.variables.add(linearSystem.mCache.mIndexedVariables[solverVariable.synonym], f, z2);
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if (LinearSystem.SIMPLIFY_SYNONYMS && this.variables.getCurrentSize() == 0) {
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this.isSimpleDefinition = true;
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linearSystem.hasSimpleDefinition = true;
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}
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}
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}
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@Override // androidx.constraintlayout.solver.LinearSystem.Row
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public void updateFromSystem(LinearSystem linearSystem) {
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if (linearSystem.mRows.length != 0) {
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boolean z2 = false;
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while (!z2) {
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int currentSize = this.variables.getCurrentSize();
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for (int i = 0; i < currentSize; i++) {
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SolverVariable variable = this.variables.getVariable(i);
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if (variable.definitionId != -1 || variable.isFinalValue || variable.isSynonym) {
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this.variablesToUpdate.add(variable);
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}
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}
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int size = this.variablesToUpdate.size();
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if (size > 0) {
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for (int i2 = 0; i2 < size; i2++) {
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SolverVariable solverVariable = this.variablesToUpdate.get(i2);
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if (solverVariable.isFinalValue) {
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updateFromFinalVariable(linearSystem, solverVariable, true);
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} else if (solverVariable.isSynonym) {
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updateFromSynonymVariable(linearSystem, solverVariable, true);
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} else {
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updateFromRow(linearSystem, linearSystem.mRows[solverVariable.definitionId], true);
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}
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}
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this.variablesToUpdate.clear();
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} else {
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z2 = true;
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}
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}
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if (LinearSystem.SIMPLIFY_SYNONYMS && this.variable != null && this.variables.getCurrentSize() == 0) {
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this.isSimpleDefinition = true;
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linearSystem.hasSimpleDefinition = true;
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}
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}
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}
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}
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