added meshes for scene creation
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Raybz@Raybz
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665e11b6c2
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fd3338aaa1
134
ShootingStars/src/org/wyrez/shootingstars/mesh/CinemaHex.java
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134
ShootingStars/src/org/wyrez/shootingstars/mesh/CinemaHex.java
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/*
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* Copyright (C) 2012 Darth Affe <http://wyrez.org> and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.wyrez.shootingstars.mesh;
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import com.jme3.math.FastMath;
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import com.jme3.math.Vector3f;
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import com.jme3.scene.Mesh;
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import com.jme3.scene.VertexBuffer;
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import com.jme3.util.BufferUtils;
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/**
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*
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* @author Darth Affe
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*/
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public class CinemaHex extends Mesh {
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/* The vertices are located as following (continuing for the other side)
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*
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* 12 18 15 21
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* |\ /|
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* | \ / |
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* | \ / |
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* 0 \6 \____________/ / 3 9
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* \13|19 14|20/
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* \ | | /
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* \|____________|/
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* 1 7 2 8
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*
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*/
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private static final short[] GEOMETRY_INDICES_DATA = {
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12, 0, 7,/**/ 7, 19, 12,/**/ 13, 1, 8,/**/ 8, 20, 13,/**/ 14, 2, 9,/**/ 9, 21, 14,
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15, 3, 10,/**/ 10, 22, 15,/**/ 16, 4, 11,/**/ 11, 23, 16,/**/ 17, 5, 6,/**/ 6, 18, 17
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};
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private static final float[] GEOMETRY_NORMALS_DATA = {};
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private static final float[] GEOMETRY_TEXTURE_DATA = {
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0, 1,/**/ 0, 1,/**/ 0, 1,/**/ 0, 1,/**/ 0, 1,/**/ 0, 1,
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1, 1,/**/ 1, 1,/**/ 1, 1,/**/ 1, 1,/**/ 1, 1,/**/ 1, 1,
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0, 0,/**/ 0, 0,/**/ 0, 0,/**/ 0, 0,/**/ 0, 0,/**/ 0, 0,
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1, 0,/**/ 1, 0,/**/ 1, 0,/**/ 1, 0,/**/ 1, 0,/**/ 1, 0
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};
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private Vector3f center;
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private float width;
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private float radius;
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private float height;
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public CinemaHex(float width, float height) {
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this(Vector3f.ZERO, width, height);
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}
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public CinemaHex(Vector3f center, float width, float height) {
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super();
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updateGeometry(center, width, height);
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}
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/**
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* Empty constructor for serialization only. Do not use!
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*/
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public CinemaHex() {
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super();
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}
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@Override
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public CinemaHex clone() {
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return new CinemaHex(center.clone(), width, height);
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}
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protected final void updateGeometry(Vector3f center, float width, float height) {
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this.center = center;
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this.width = width;
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this.radius = width * 2f / FastMath.sqrt(3f);
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this.height = height;
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updateGeometryIndices();
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updateGeometryNormals();
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updateGeometryTextures();
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updateGeometryVertices();
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}
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protected void updateGeometryIndices() {
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if (getBuffer(VertexBuffer.Type.Index) == null) {
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setBuffer(VertexBuffer.Type.Index, 3, BufferUtils.createShortBuffer(GEOMETRY_INDICES_DATA));
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}
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}
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protected void updateGeometryNormals() {
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if (getBuffer(VertexBuffer.Type.Normal) == null) {
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setBuffer(VertexBuffer.Type.Normal, 3, BufferUtils.createFloatBuffer(GEOMETRY_NORMALS_DATA));
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}
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}
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protected void updateGeometryTextures() {
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if (getBuffer(VertexBuffer.Type.TexCoord) == null) {
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setBuffer(VertexBuffer.Type.TexCoord, 2, BufferUtils.createFloatBuffer(GEOMETRY_TEXTURE_DATA));
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}
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}
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protected void updateGeometryVertices() {
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Vector3f[] vertices = computeVertices();
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setBuffer(VertexBuffer.Type.Position, 3, BufferUtils.createFloatBuffer(vertices));
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updateBound();
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}
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protected Vector3f[] computeVertices() {
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Vector3f[] vertices = new Vector3f[24];
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//bottom
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Vector3f verticesCenter = center;
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for (int i = 0; i < 6; i++) {
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vertices[i] = new Vector3f(verticesCenter.x + radius * FastMath.cos(i * FastMath.PI / 3f),
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verticesCenter.y, (verticesCenter.z + radius * FastMath.sin(i * FastMath.PI / 3f)));
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vertices[i + 6] = vertices[i].clone();
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}
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//top
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verticesCenter = center.add(0f, height, 0f);
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for (int i = 0; i < 6; i++) {
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vertices[i + 12] = new Vector3f(verticesCenter.x + radius * FastMath.cos(i * FastMath.PI / 3f),
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verticesCenter.y, (verticesCenter.z + radius * FastMath.sin(i * FastMath.PI / 3f)));
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vertices[i + 18] = vertices[i + 12].clone();
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}
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return vertices;
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}
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}
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140
ShootingStars/src/org/wyrez/shootingstars/mesh/HexPrism.java
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140
ShootingStars/src/org/wyrez/shootingstars/mesh/HexPrism.java
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@ -0,0 +1,140 @@
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/*
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* Copyright (C) 2012 Darth Affe <http://wyrez.org> and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.wyrez.shootingstars.mesh;
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import com.jme3.math.FastMath;
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import com.jme3.math.Vector3f;
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import com.jme3.scene.Mesh;
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import com.jme3.scene.VertexBuffer.Type;
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import com.jme3.util.BufferUtils;
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/**
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*
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* @author Darth Affe
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*/
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public class HexPrism extends Mesh {
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/* The vertices are located as following
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*
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* 10____________9
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* /| |\
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* / | | \
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* / 3|__________|2 \
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* 11/ / \ \ 8
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* |\ / 7 \ /|
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* | \ / |
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* |/ \ 0 / \|
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* 4 \ \____________/13 / 1
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* \ |12 | /
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* \ | | /
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* \|____________|/
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* 5 6
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*
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*/
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//TODO remove bottom for better performance
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private static final short[] GEOMETRY_INDICES_DATA = {
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0, 1, 2,/**/ 2, 3, 0,/**/ 0, 3, 4,/**/ 4, 5, 0,/**/ 0, 5, 6,/**/ 6, 1, 0, // bottom
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//0, 1, 6,/**/ 6, 5, 0,/**/ 0, 5, 4,/**/ 4, 3, 0,/**/ 0, 3, 2,/**/ 2, 1, 0, // reverse bottom
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7, 8, 13,/**/ 13, 12, 7,/**/ 7, 12, 11,/**/ 11, 10, 7,/**/ 7, 10, 9,/**/ 9, 8, 7, // top
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//7, 8, 9,/**/ 9, 10, 7,/**/ 7, 10, 11,/**/ 11, 12, 7,/**/ 7, 12, 13,/**/ 13, 8, 7, // reverse top
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1, 8, 9,/**/ 9, 2, 1,/**/ 2, 9, 10,/**/ 10, 3, 2,/**/ 3, 10, 11,/**/ 11, 4, 3, //side
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4, 11, 12,/**/ 12, 5, 4,/**/ 5, 12, 13,/**/ 13, 6, 5,/**/ 6, 13, 8,/**/ 8, 1, 6 //side
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};
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private static final float[] GEOMETRY_NORMALS_DATA = {
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0, 1, 0,/**/ 0, 1, 0,/**/ 0, 1, 0,/**/ 0, 1, 0,/**/ 0, 1, 0,/**/ 0, 1, 0,/**/ 0, 1, 0, //bottom
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0, 1, 0,/**/ 0, 1, 0,/**/ 0, 1, 0,/**/ 0, 1, 0,/**/ 0, 1, 0,/**/ 0, 1, 0,/**/ 0, 1, 0 //top
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};
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//TODO to texture sides more vertices are needed
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private static final float[] GEOMETRY_TEXTURE_DATA = {
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0.5f, 0.5f, 0, 0.5f, 0.25f, 0, 0.75f, 0, 1, 0.5f, 0.75f, 1, 0.25f, 1,//bottom
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0.5f, 0.5f, 0, 0.5f, 0.25f, 0, 0.75f, 0, 1, 0.5f, 0.75f, 1, 0.25f, 1 //top
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};
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private Vector3f center;
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private float radius;
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private float height;
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public HexPrism(float radius, float height) {
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this(Vector3f.ZERO, radius, height);
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}
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public HexPrism(Vector3f center, float radius, float height) {
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super();
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updateGeometry(center, radius, height);
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}
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/**
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* Empty constructor for serialization only. Do not use!
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*/
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public HexPrism() {
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super();
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}
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@Override
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public HexPrism clone() {
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return new HexPrism(center.clone(), radius, height);
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}
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protected final void updateGeometry(Vector3f center, float radius, float height) {
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this.center = center;
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this.radius = radius;
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this.height = height;
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updateGeometryIndices();
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updateGeometryNormals();
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updateGeometryTextures();
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updateGeometryVertices();
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}
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protected void updateGeometryIndices() {
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if (getBuffer(Type.Index) == null) {
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setBuffer(Type.Index, 3, BufferUtils.createShortBuffer(GEOMETRY_INDICES_DATA));
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}
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}
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protected void updateGeometryNormals() {
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if (getBuffer(Type.Normal) == null) {
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setBuffer(Type.Normal, 3, BufferUtils.createFloatBuffer(GEOMETRY_NORMALS_DATA));
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}
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}
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protected void updateGeometryTextures() {
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if (getBuffer(Type.TexCoord) == null) {
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setBuffer(Type.TexCoord, 2, BufferUtils.createFloatBuffer(GEOMETRY_TEXTURE_DATA));
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}
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}
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protected void updateGeometryVertices() {
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Vector3f[] vertices = computeVertices();
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setBuffer(Type.Position, 3, BufferUtils.createFloatBuffer(vertices));
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updateBound();
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}
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protected Vector3f[] computeVertices() {
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Vector3f[] vertices = new Vector3f[14];
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//bottom
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vertices[0] = center;
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for (int i = 0; i < 6; i++) {
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vertices[i + 1] = new Vector3f(vertices[0].x + radius * FastMath.cos(i * FastMath.PI / 3),
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vertices[0].y, (vertices[0].z + radius * FastMath.sin(i * FastMath.PI / 3)));
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}
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//top
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vertices[7] = center.add(0f, height, 0f);
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for (int i = 0; i < 6; i++) {
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vertices[i + 8] = new Vector3f(vertices[7].x + radius * FastMath.cos(i * FastMath.PI / 3),
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vertices[7].y, (vertices[7].z + radius * FastMath.sin(i * FastMath.PI / 3)));
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}
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return vertices;
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}
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}
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