eaglercraft-1.8/sources/main/java/net/optifine/model/QuadBounds.java

package net.optifine.model;

import net.minecraft.util.EnumFacing;

public class QuadBounds {
	private float minX = Float.MAX_VALUE;
	private float minY = Float.MAX_VALUE;
	private float minZ = Float.MAX_VALUE;
	private float maxX = -3.4028235E38F;
	private float maxY = -3.4028235E38F;
	private float maxZ = -3.4028235E38F;

	public QuadBounds(int[] vertexData) {
		int i = vertexData.length / 4;

		for (int j = 0; j < 4; ++j) {
			int k = j * i;
			float f = Float.intBitsToFloat(vertexData[k + 0]);
			float f1 = Float.intBitsToFloat(vertexData[k + 1]);
			float f2 = Float.intBitsToFloat(vertexData[k + 2]);

			if (this.minX > f) {
				this.minX = f;
			}

			if (this.minY > f1) {
				this.minY = f1;
			}

			if (this.minZ > f2) {
				this.minZ = f2;
			}

			if (this.maxX < f) {
				this.maxX = f;
			}

			if (this.maxY < f1) {
				this.maxY = f1;
			}

			if (this.maxZ < f2) {
				this.maxZ = f2;
			}
		}
	}

	public float getMinX() {
		return this.minX;
	}

	public float getMinY() {
		return this.minY;
	}

	public float getMinZ() {
		return this.minZ;
	}

	public float getMaxX() {
		return this.maxX;
	}

	public float getMaxY() {
		return this.maxY;
	}

	public float getMaxZ() {
		return this.maxZ;
	}

	public boolean isFaceQuad(EnumFacing face) {
		float f;
		float f1;
		float f2;

		switch (face) {
		case DOWN:
			f = this.getMinY();
			f1 = this.getMaxY();
			f2 = 0.0F;
			break;

		case UP:
			f = this.getMinY();
			f1 = this.getMaxY();
			f2 = 1.0F;
			break;

		case NORTH:
			f = this.getMinZ();
			f1 = this.getMaxZ();
			f2 = 0.0F;
			break;

		case SOUTH:
			f = this.getMinZ();
			f1 = this.getMaxZ();
			f2 = 1.0F;
			break;

		case WEST:
			f = this.getMinX();
			f1 = this.getMaxX();
			f2 = 0.0F;
			break;

		case EAST:
			f = this.getMinX();
			f1 = this.getMaxX();
			f2 = 1.0F;
			break;

		default:
			return false;
		}

		return f == f2 && f1 == f2;
	}

	public boolean isFullQuad(EnumFacing face) {
		float f;
		float f1;
		float f2;
		float f3;

		switch (face) {
		case DOWN:
		case UP:
			f = this.getMinX();
			f1 = this.getMaxX();
			f2 = this.getMinZ();
			f3 = this.getMaxZ();
			break;

		case NORTH:
		case SOUTH:
			f = this.getMinX();
			f1 = this.getMaxX();
			f2 = this.getMinY();
			f3 = this.getMaxY();
			break;

		case WEST:
		case EAST:
			f = this.getMinY();
			f1 = this.getMaxY();
			f2 = this.getMinZ();
			f3 = this.getMaxZ();
			break;

		default:
			return false;
		}

		return f == 0.0F && f1 == 1.0F && f2 == 0.0F && f3 == 1.0F;
	}
}