mirror of
https://github.com/shadowfacts/lwjgl2-arm64.git
synced 2026-04-06 06:53:59 +00:00
more utils
This commit is contained in:
Caspian Rychlik-Prince
parent
c08c972bce
commit
e871fefb02
11 changed files with 363 additions and 36 deletions
|
|
@ -1,467 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2003 Shaven Puppy Ltd
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'Shaven Puppy' nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
package org.lwjgl.util.model.loader;
|
||||
|
||||
import java.util.HashMap;
|
||||
import java.util.Iterator;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
import org.lwjgl.util.Color;
|
||||
import org.lwjgl.util.model.*;
|
||||
import org.lwjgl.util.model.BoneFrame;
|
||||
import org.lwjgl.util.model.BonedModel;
|
||||
import org.lwjgl.util.model.BonedVertex;
|
||||
import org.lwjgl.util.model.MeshedModel;
|
||||
import org.lwjgl.util.model.Triangle;
|
||||
import org.lwjgl.util.model.Vertex;
|
||||
import org.lwjgl.util.model.Weight;
|
||||
import org.lwjgl.util.vector.Matrix4f;
|
||||
import org.lwjgl.util.vector.Vector2f;
|
||||
import org.lwjgl.util.vector.Vector3f;
|
||||
import org.w3c.dom.Document;
|
||||
import org.w3c.dom.Element;
|
||||
|
||||
/**
|
||||
* $Id$
|
||||
*
|
||||
* Loads a Model from an XML document. Construct with an XML Document as the argument,
|
||||
* and then retrieve the Model by calling load().
|
||||
*
|
||||
* @author $Author$
|
||||
* @version $Revision$
|
||||
*/
|
||||
public class Loader {
|
||||
|
||||
/** The source document */
|
||||
private final Document src;
|
||||
|
||||
/** Expected number of vertices */
|
||||
private int numVertices;
|
||||
|
||||
/** Expected number of bones */
|
||||
private int numBones;
|
||||
|
||||
/**
|
||||
* C'tor
|
||||
*/
|
||||
public Loader(Document src) {
|
||||
this.src = src;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load the model from the XML document and return it.
|
||||
* @return Model
|
||||
* @throws Exception
|
||||
*/
|
||||
public Model load() throws Exception {
|
||||
String material = XMLUtil.getString(src.getDocumentElement(), "material");
|
||||
numVertices = XMLUtil.getInt(src.getDocumentElement(), "vertices");
|
||||
if (XMLUtil.getString(src.getDocumentElement(), "type").equals("boned")) {
|
||||
// It's a boned model
|
||||
numBones = XMLUtil.getInt(src.getDocumentElement(), "bones", 0);
|
||||
return new BonedModel(
|
||||
material,
|
||||
loadTriangles(),
|
||||
loadSkin(),
|
||||
loadColor(),
|
||||
loadBoneAnimations(),
|
||||
loadBonedVertices()
|
||||
);
|
||||
} else if (XMLUtil.getString(src.getDocumentElement(), "type").equals("meshed")) {
|
||||
// It's a mesh keyframe model
|
||||
return new MeshedModel(
|
||||
material,
|
||||
loadTriangles(),
|
||||
loadSkin(),
|
||||
loadColor(),
|
||||
loadMeshAnimations()
|
||||
);
|
||||
} else {
|
||||
throw new Exception("Unsupported model type.");
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Load all the BonedVertices
|
||||
* @return Vertex[]
|
||||
* @throws Exception
|
||||
*/
|
||||
private BonedVertex[] loadBonedVertices() throws Exception {
|
||||
List vertexElements = XMLUtil.getChildren(src.getDocumentElement(), "vertex");
|
||||
if (vertexElements.size() != numVertices) {
|
||||
throw new Exception("Vertex count incorrect, got "+vertexElements.size()+", expected "+numVertices);
|
||||
}
|
||||
BonedVertex[] vertices = new BonedVertex[vertexElements.size()];
|
||||
int vertexCount = 0;
|
||||
for (Iterator i = vertexElements.iterator(); i.hasNext(); ) {
|
||||
Element vertexElement = (Element) i.next();
|
||||
vertices[vertexCount++] = loadBonedVertex(vertexElement);
|
||||
}
|
||||
return vertices;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load the skin
|
||||
* @return Vector2f[]
|
||||
* @throws Exception
|
||||
*/
|
||||
private Vector2f[] loadSkin() throws Exception {
|
||||
List skinElements = XMLUtil.getChildren(src.getDocumentElement(), "skin");
|
||||
if (skinElements.size() == 0) {
|
||||
return null;
|
||||
}
|
||||
if (skinElements.size() != numVertices) {
|
||||
throw new Exception("Skin count incorrect, got "+skinElements.size()+", expected "+numVertices);
|
||||
}
|
||||
Vector2f[] skins = new Vector2f[skinElements.size()];
|
||||
int skinCount = 0;
|
||||
for (Iterator i = skinElements.iterator(); i.hasNext(); ) {
|
||||
Element skinElement = (Element) i.next();
|
||||
skins[skinCount++] = loadTexCoord(skinElement);
|
||||
}
|
||||
return skins;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load the colour
|
||||
* @return Color[]
|
||||
* @throws Exception
|
||||
*/
|
||||
private Color[] loadColor() throws Exception {
|
||||
List colorElements = XMLUtil.getChildren(src.getDocumentElement(), "color");
|
||||
if (colorElements.size() == 0) {
|
||||
return null;
|
||||
}
|
||||
if (colorElements.size() != numVertices) {
|
||||
throw new Exception("Color count incorrect, got "+colorElements.size()+", expected "+numVertices);
|
||||
}
|
||||
Color[] colors = new Color[colorElements.size()];
|
||||
int colorCount = 0;
|
||||
for (Iterator i = colorElements.iterator(); i.hasNext(); ) {
|
||||
Element colorElement = (Element) i.next();
|
||||
colors[colorCount++] = loadColor(colorElement);
|
||||
}
|
||||
return colors;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load all the Triangles
|
||||
* @return Triangle[]
|
||||
* @throws Exception
|
||||
*/
|
||||
private Triangle[] loadTriangles() throws Exception {
|
||||
List triangleElements = XMLUtil.getChildren(src.getDocumentElement(), "triangle");
|
||||
Triangle[] triangles = new Triangle[triangleElements.size()];
|
||||
int triangleCount = 0;
|
||||
for (Iterator i = triangleElements.iterator(); i.hasNext(); ) {
|
||||
Element triangleElement = (Element) i.next();
|
||||
triangles[triangleCount++] = loadTriangle(triangleElement);
|
||||
}
|
||||
return triangles;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load all the bone animations
|
||||
* @return Map of animation names to BoneFrame[] animations
|
||||
* @throws Exception
|
||||
*/
|
||||
private Map loadBoneAnimations() throws Exception {
|
||||
List animationElements = XMLUtil.getChildren(src.getDocumentElement(), "animation");
|
||||
Map animations = new HashMap(animationElements.size());
|
||||
for (Iterator i = animationElements.iterator(); i.hasNext(); ) {
|
||||
Element animationElement = (Element) i.next();
|
||||
animations.put(XMLUtil.getString(animationElement, "name"), loadBonedAnimation(animationElement));
|
||||
}
|
||||
return animations;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load all the mesh keyframe animations
|
||||
* @return Map of animation names to MeshFrame[] animations
|
||||
* @throws Exception
|
||||
*/
|
||||
private Map loadMeshAnimations() throws Exception {
|
||||
List animationElements = XMLUtil.getChildren(src.getDocumentElement(), "animation");
|
||||
Map animations = new HashMap(animationElements.size());
|
||||
for (Iterator i = animationElements.iterator(); i.hasNext(); ) {
|
||||
Element animationElement = (Element) i.next();
|
||||
animations.put(XMLUtil.getString(animationElement, "name"), loadMeshAnimation(animationElement));
|
||||
}
|
||||
return animations;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a Vertex from XML
|
||||
* @param vertexElement
|
||||
* @return a Vertex
|
||||
* @throws Exception
|
||||
*/
|
||||
private BonedVertex loadBonedVertex(Element vertexElement) throws Exception {
|
||||
List weightElements = XMLUtil.getChildren(vertexElement, "weight");
|
||||
Weight[] weights;
|
||||
if (weightElements.size() == 0) {
|
||||
weights = null;
|
||||
} else {
|
||||
weights = new Weight[weightElements.size()];
|
||||
int weightCount = 0;
|
||||
for (Iterator i = weightElements.iterator(); i.hasNext(); ) {
|
||||
Element weightElement = (Element) i.next();
|
||||
weights[weightCount++] = loadWeight(weightElement);
|
||||
}
|
||||
}
|
||||
|
||||
return new BonedVertex(
|
||||
new Vector3f(
|
||||
XMLUtil.getFloat(vertexElement, "x"),
|
||||
XMLUtil.getFloat(vertexElement, "y"),
|
||||
XMLUtil.getFloat(vertexElement, "z")
|
||||
),
|
||||
XMLUtil.hasAttribute(vertexElement, "nx") ?
|
||||
new Vector3f(
|
||||
XMLUtil.getFloat(vertexElement, "nx"),
|
||||
XMLUtil.getFloat(vertexElement, "ny"),
|
||||
XMLUtil.getFloat(vertexElement, "nz")
|
||||
)
|
||||
: null,
|
||||
weights
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a Vertex from XML
|
||||
* @param vertexElement
|
||||
* @return a Vertex
|
||||
* @throws Exception
|
||||
*/
|
||||
private Vertex loadMeshVertex(Element vertexElement) throws Exception {
|
||||
return new Vertex(
|
||||
new Vector3f(
|
||||
XMLUtil.getFloat(vertexElement, "x"),
|
||||
XMLUtil.getFloat(vertexElement, "y"),
|
||||
XMLUtil.getFloat(vertexElement, "z")
|
||||
),
|
||||
XMLUtil.hasAttribute(vertexElement, "nx") ?
|
||||
new Vector3f(
|
||||
XMLUtil.getFloat(vertexElement, "nx"),
|
||||
XMLUtil.getFloat(vertexElement, "ny"),
|
||||
XMLUtil.getFloat(vertexElement, "nz")
|
||||
)
|
||||
: null
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a Weight from XML
|
||||
* @param element
|
||||
* @return a Skin
|
||||
* @throws Exception
|
||||
*/
|
||||
private Weight loadWeight(Element element) throws Exception {
|
||||
int bone = XMLUtil.getInt(element, "bone");
|
||||
if (bone < 0 || bone >= numBones) {
|
||||
throw new Exception("Bone index out of range");
|
||||
}
|
||||
return new Weight(
|
||||
bone,
|
||||
XMLUtil.getFloat(element, "weight")
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a Triangle from XML
|
||||
* @param element
|
||||
* @param numVertices
|
||||
* @return a Triangle
|
||||
* @throws Exception
|
||||
*/
|
||||
private Triangle loadTriangle(Element element) throws Exception {
|
||||
// Perform sanity checks
|
||||
int a = XMLUtil.getInt(element, "a");
|
||||
if (a < 0 || a >= numVertices) {
|
||||
throw new Exception("'a' is out of range");
|
||||
}
|
||||
int b = XMLUtil.getInt(element, "b");
|
||||
if (b < 0 || b >= numVertices) {
|
||||
throw new Exception("'b' is out of range");
|
||||
}
|
||||
int c = XMLUtil.getInt(element, "c");
|
||||
if (c < 0 || c >= numVertices) {
|
||||
throw new Exception("'c' is out of range");
|
||||
}
|
||||
if (a == b || a == c || b == c) {
|
||||
throw new Exception("Degenerate triangle");
|
||||
}
|
||||
return new Triangle(
|
||||
a,
|
||||
b,
|
||||
c,
|
||||
XMLUtil.getInt(element, "adjacency", 0)
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a texture coordinate from XML
|
||||
* @param element
|
||||
* @return a Vector2f
|
||||
* @throws Exception
|
||||
*/
|
||||
private Vector2f loadTexCoord(Element element) throws Exception {
|
||||
return new Vector2f(
|
||||
XMLUtil.getFloat(element, "u"),
|
||||
XMLUtil.getFloat(element, "v")
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a colour from XML
|
||||
* @param element
|
||||
* @return a Color
|
||||
* @throws Exception
|
||||
*/
|
||||
private Color loadColor(Element element) throws Exception {
|
||||
return new Color(
|
||||
XMLUtil.getInt(element, "r"),
|
||||
XMLUtil.getInt(element, "g"),
|
||||
XMLUtil.getInt(element, "b"),
|
||||
XMLUtil.getInt(element, "a", 255)
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a boned Animation from XML
|
||||
* @param element
|
||||
* @return BoneFrame[]
|
||||
* @throws Exception
|
||||
*/
|
||||
private BoneFrame[] loadBonedAnimation(Element element) throws Exception {
|
||||
List frameElements = XMLUtil.getChildren(element, "frame");
|
||||
BoneFrame[] frames = new BoneFrame[frameElements.size()];
|
||||
int frameCount = 0;
|
||||
for (Iterator i = frameElements.iterator(); i.hasNext(); ) {
|
||||
Element frameElement = (Element) i.next();
|
||||
frames[frameCount++] = loadBoneFrame(frameElement);
|
||||
}
|
||||
return frames;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a mesh Animation from XML
|
||||
* @param element
|
||||
* @return MeshFrame[]
|
||||
* @throws Exception
|
||||
*/
|
||||
private MeshFrame[] loadMeshAnimation(Element element) throws Exception {
|
||||
List frameElements = XMLUtil.getChildren(element, "frame");
|
||||
MeshFrame[] frames = new MeshFrame[frameElements.size()];
|
||||
int frameCount = 0;
|
||||
for (Iterator i = frameElements.iterator(); i.hasNext(); ) {
|
||||
Element frameElement = (Element) i.next();
|
||||
frames[frameCount++] = loadMeshFrame(frameElement);
|
||||
}
|
||||
return frames;
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a Frame from XML
|
||||
* @param element
|
||||
* @return BoneFrame
|
||||
* @throws Exception
|
||||
*/
|
||||
private BoneFrame loadBoneFrame(Element element) throws Exception {
|
||||
List boneElements = XMLUtil.getChildren(element, "bone");
|
||||
if (boneElements.size() != numBones) {
|
||||
throw new Exception("Expected "+numBones+" bones in frame, only got "+boneElements.size());
|
||||
}
|
||||
Matrix4f[] bones = new Matrix4f[boneElements.size()];
|
||||
int boneCount = 0;
|
||||
for (Iterator i = boneElements.iterator(); i.hasNext(); ) {
|
||||
Element boneElement = (Element) i.next();
|
||||
bones[boneCount++] = loadBone(boneElement);
|
||||
}
|
||||
return new BoneFrame(
|
||||
XMLUtil.getFloat(element, "time", 0.0f),
|
||||
bones
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a Frame from XML
|
||||
* @param element
|
||||
* @return MeshFrame
|
||||
* @throws Exception
|
||||
*/
|
||||
private MeshFrame loadMeshFrame(Element element) throws Exception {
|
||||
List vertexElements = XMLUtil.getChildren(element, "vertex");
|
||||
Vertex[] vertices = new Vertex[vertexElements.size()];
|
||||
if (vertices.length != numVertices) {
|
||||
throw new Exception("Vertex count incorrect");
|
||||
}
|
||||
int vertexCount = 0;
|
||||
for (Iterator i = vertexElements.iterator(); i.hasNext(); ) {
|
||||
Element vertexElement = (Element) i.next();
|
||||
vertices[vertexCount++] = loadMeshVertex(vertexElement);
|
||||
}
|
||||
return new MeshFrame(
|
||||
XMLUtil.getFloat(element, "time", 0.0f),
|
||||
vertices
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* Load a Bone from XML
|
||||
* @param element
|
||||
* @return a Matrix4f
|
||||
* @throws Exception
|
||||
*/
|
||||
private Matrix4f loadBone(Element element) throws Exception {
|
||||
Matrix4f ret = new Matrix4f();
|
||||
ret.m00 = XMLUtil.getFloat(element, "m00");
|
||||
ret.m01 = XMLUtil.getFloat(element, "m01");
|
||||
ret.m02 = XMLUtil.getFloat(element, "m02");
|
||||
ret.m03 = XMLUtil.getFloat(element, "m03");
|
||||
ret.m10 = XMLUtil.getFloat(element, "m10");
|
||||
ret.m11 = XMLUtil.getFloat(element, "m11");
|
||||
ret.m12 = XMLUtil.getFloat(element, "m12");
|
||||
ret.m13 = XMLUtil.getFloat(element, "m13");
|
||||
ret.m20 = XMLUtil.getFloat(element, "m20");
|
||||
ret.m21 = XMLUtil.getFloat(element, "m21");
|
||||
ret.m22 = XMLUtil.getFloat(element, "m22");
|
||||
ret.m23 = XMLUtil.getFloat(element, "m23");
|
||||
ret.m30 = XMLUtil.getFloat(element, "m30", 0.0f);
|
||||
ret.m31 = XMLUtil.getFloat(element, "m31", 0.0f);
|
||||
ret.m32 = XMLUtil.getFloat(element, "m32", 0.0f);
|
||||
ret.m33 = XMLUtil.getFloat(element, "m33", 1.0f);
|
||||
return ret;
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue