101 lines
3.5 KiB
Java
101 lines
3.5 KiB
Java
package net.minecraft.client.resources.model;
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import com.mojang.math.OctahedralGroup;
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import com.mojang.math.Quadrant;
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import com.mojang.math.Transformation;
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import java.util.EnumMap;
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import java.util.Map;
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import net.fabricmc.api.EnvType;
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import net.fabricmc.api.Environment;
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import net.minecraft.Util;
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import net.minecraft.core.BlockMath;
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import net.minecraft.core.Direction;
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import org.joml.Matrix4f;
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import org.joml.Matrix4fc;
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@Environment(EnvType.CLIENT)
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public enum BlockModelRotation implements ModelState {
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X0_Y0(Quadrant.R0, Quadrant.R0),
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X0_Y90(Quadrant.R0, Quadrant.R90),
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X0_Y180(Quadrant.R0, Quadrant.R180),
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X0_Y270(Quadrant.R0, Quadrant.R270),
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X90_Y0(Quadrant.R90, Quadrant.R0),
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X90_Y90(Quadrant.R90, Quadrant.R90),
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X90_Y180(Quadrant.R90, Quadrant.R180),
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X90_Y270(Quadrant.R90, Quadrant.R270),
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X180_Y0(Quadrant.R180, Quadrant.R0),
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X180_Y90(Quadrant.R180, Quadrant.R90),
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X180_Y180(Quadrant.R180, Quadrant.R180),
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X180_Y270(Quadrant.R180, Quadrant.R270),
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X270_Y0(Quadrant.R270, Quadrant.R0),
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X270_Y90(Quadrant.R270, Quadrant.R90),
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X270_Y180(Quadrant.R270, Quadrant.R180),
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X270_Y270(Quadrant.R270, Quadrant.R270);
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private static final BlockModelRotation[][] XY_TABLE = Util.make(
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new BlockModelRotation[Quadrant.values().length][Quadrant.values().length], blockModelRotations -> {
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for (BlockModelRotation blockModelRotation : values()) {
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blockModelRotations[blockModelRotation.xRotation.ordinal()][blockModelRotation.yRotation.ordinal()] = blockModelRotation;
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}
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}
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);
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private final Quadrant xRotation;
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private final Quadrant yRotation;
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final Transformation transformation;
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private final OctahedralGroup actualRotation;
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final Map<Direction, Matrix4fc> faceMapping = new EnumMap(Direction.class);
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final Map<Direction, Matrix4fc> inverseFaceMapping = new EnumMap(Direction.class);
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private final BlockModelRotation.WithUvLock withUvLock = new BlockModelRotation.WithUvLock(this);
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private BlockModelRotation(final Quadrant xRotation, final Quadrant yRotation) {
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this.xRotation = xRotation;
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this.yRotation = yRotation;
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this.actualRotation = OctahedralGroup.fromXYAngles(xRotation, yRotation);
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if (this.actualRotation != OctahedralGroup.IDENTITY) {
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this.transformation = new Transformation(new Matrix4f(this.actualRotation.transformation()));
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} else {
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this.transformation = Transformation.identity();
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}
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for (Direction direction : Direction.values()) {
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Matrix4fc matrix4fc = BlockMath.getFaceTransformation(this.transformation, direction).getMatrix();
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this.faceMapping.put(direction, matrix4fc);
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this.inverseFaceMapping.put(direction, matrix4fc.invertAffine(new Matrix4f()));
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}
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}
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@Override
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public Transformation transformation() {
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return this.transformation;
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}
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public static BlockModelRotation by(Quadrant xRot, Quadrant yRot) {
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return XY_TABLE[xRot.ordinal()][yRot.ordinal()];
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}
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public OctahedralGroup actualRotation() {
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return this.actualRotation;
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}
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public ModelState withUvLock() {
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return this.withUvLock;
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}
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@Environment(EnvType.CLIENT)
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record WithUvLock(BlockModelRotation parent) implements ModelState {
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@Override
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public Transformation transformation() {
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return this.parent.transformation;
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}
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@Override
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public Matrix4fc faceTransformation(Direction facing) {
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return (Matrix4fc)this.parent.faceMapping.getOrDefault(facing, NO_TRANSFORM);
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}
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@Override
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public Matrix4fc inverseFaceTransformation(Direction facing) {
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return (Matrix4fc)this.parent.inverseFaceMapping.getOrDefault(facing, NO_TRANSFORM);
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}
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}
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}
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