/*
* Copyright (c) 2009-2015 jMonkeyEngine
* 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 'jMonkeyEngine' 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
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.scene.plugins.fbx.misc;
import com.jme3.math.ColorRGBA;
import com.jme3.math.Quaternion;
import com.jme3.math.Transform;
import com.jme3.math.Vector3f;
import com.jme3.scene.plugins.fbx.file.FbxElement;
import java.util.HashMap;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
public class FbxGlobalSettings {
private static final Logger logger = Logger.getLogger(FbxGlobalSettings.class.getName());
private static final Map<Integer, Float> timeModeToFps = new HashMap<Integer, Float>();
static {
timeModeToFps.put(1, 120f);
timeModeToFps.put(2, 100f);
timeModeToFps.put(3, 60f);
timeModeToFps.put(4, 50f);
timeModeToFps.put(5, 48f);
timeModeToFps.put(6, 30f);
timeModeToFps.put(9, 30f / 1.001f);
timeModeToFps.put(10, 25f);
timeModeToFps.put(11, 24f);
timeModeToFps.put(13, 24f / 1.001f);
timeModeToFps.put(14, -1f);
timeModeToFps.put(15, 96f);
timeModeToFps.put(16, 72f);
timeModeToFps.put(17, 60f / 1.001f);
}
public float unitScaleFactor = 1.0f;
public ColorRGBA ambientColor = ColorRGBA.Black;
public float frameRate = 25.0f;
/**
* @return A {@link Transform} that converts from the FBX file coordinate
* system to jME3 coordinate system.
* jME3's coordinate system is:
* <ul>
* <li>Units are specified in meters.</li>
* <li>Orientation is right-handed with Y-up.</li>
* </ul>
*/
public Transform getGlobalTransform() {
// Default unit scale factor is 1 (centimeters),
// convert to meters.
float scale = unitScaleFactor / 100.0f;
// TODO: handle rotation
return new Transform(Vector3f.ZERO, Quaternion.IDENTITY, new Vector3f(scale, scale, scale));
}
public void fromElement(FbxElement element) {
// jME3 uses a +Y up, -Z forward coordinate system (same as OpenGL)
// Luckily enough, this is also the default for FBX models.
int timeMode = -1;
float customFrameRate = 30.0f;
for (FbxElement e2 : element.getFbxProperties()) {
String propName = (String) e2.properties.get(0);
if (propName.equals("UnitScaleFactor")) {
unitScaleFactor = ((Double) e2.properties.get(4)).floatValue();
if (unitScaleFactor != 100.0f) {
logger.log(Level.WARNING, "FBX model isn't using meters for world units. Scale could be incorrect.");
}
} else if (propName.equals("TimeMode")) {
timeMode = (Integer) e2.properties.get(4);
} else if (propName.equals("CustomFrameRate")) {
float framerate = ((Double) e2.properties.get(4)).floatValue();
if (framerate != -1) {
customFrameRate = framerate;
}
} else if (propName.equals("UpAxis")) {
Integer upAxis = (Integer) e2.properties.get(4);
if (upAxis != 1) {
logger.log(Level.WARNING, "FBX model isn't using Y as up axis. Orientation could be incorrect");
}
} else if (propName.equals("UpAxisSign")) {
Integer upAxisSign = (Integer) e2.properties.get(4);
if (upAxisSign != 1) {
logger.log(Level.WARNING, "FBX model isn't using correct up axis sign. Orientation could be incorrect");
}
} else if (propName.equals("FrontAxis")) {
Integer frontAxis = (Integer) e2.properties.get(4);
if (frontAxis != 2) {
logger.log(Level.WARNING, "FBX model isn't using Z as forward axis. Orientation could be incorrect");
}
} else if (propName.equals("FrontAxisSign")) {
Integer frontAxisSign = (Integer) e2.properties.get(4);
if (frontAxisSign != -1) {
logger.log(Level.WARNING, "FBX model isn't using correct forward axis sign. Orientation could be incorrect");
}
}
}
Float fps = timeModeToFps.get(timeMode);
if (fps != null) {
if (fps == -1f) {
// Using custom framerate
frameRate = customFrameRate;
} else {
// Use FPS from time mode.
frameRate = fps;
}
}
}
}