/**
* Copyright 2014 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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*/
package com.jogamp.opengl.util.stereo.generic;
import jogamp.opengl.util.stereo.DistortionMesh;
import jogamp.opengl.util.stereo.GenericStereoDevice;
import com.jogamp.common.util.ReflectionUtil;
import com.jogamp.nativewindow.util.Dimension;
import com.jogamp.nativewindow.util.DimensionImmutable;
import com.jogamp.opengl.math.FloatUtil;
import com.jogamp.opengl.math.FovHVHalves;
import com.jogamp.opengl.util.stereo.EyeParameter;
import com.jogamp.opengl.util.stereo.StereoDevice;
import com.jogamp.opengl.util.stereo.StereoDeviceConfig;
import com.jogamp.opengl.util.stereo.StereoDeviceFactory;
import com.jogamp.opengl.util.stereo.StereoDeviceRenderer;
import com.jogamp.opengl.util.stereo.StereoUtil;
public class GenericStereoDeviceFactory extends StereoDeviceFactory {
/**
* Create a generic monoscopic {@link GenericStereoDeviceConfig generic device config}.
* @param name
* @param surfaceSizeInPixel
* @param screenSizeInMeters
* @param defaultEyePositionOffset
*/
public static GenericStereoDeviceConfig createMono(final String name,
final DimensionImmutable surfaceSizeInPixel, final float[] screenSizeInMeters,
final float[] defaultEyePositionOffset) {
final float pupilCenterFromScreenTopInMeters = screenSizeInMeters[1] / 2f;
final float d2r = FloatUtil.PI / 180.0f;
return new GenericStereoDeviceConfig(
name,
GenericStereoDeviceConfig.ShutterType.RollingTopToBottom,
surfaceSizeInPixel, // resolution
screenSizeInMeters, // screenSize [m]
new DimensionImmutable[] { surfaceSizeInPixel }, // eye textureSize
pupilCenterFromScreenTopInMeters, // pupilCenterFromScreenTop [m]
0f, // IPD [m]
new int[] { 0 }, // eye order
new EyeParameter[] {
new EyeParameter(0, defaultEyePositionOffset,
// degrees: 45/2 l, 45/2 r, 45/2 * aspect t, 45/2 * aspect b
FovHVHalves.byFovyRadianAndAspect(45f*d2r, 1280f / 800f),
0f /* distNoseToPupil */, 0f /* verticalDelta */, 0f /* eyeReliefInMeters */) },
0, // supported sensor bits
null, // mash producer distortion bits
0, // supported distortion bits
0, // recommended distortion bits
0 // minimum distortion bits
);
}
/**
* Create a generic homogenous side-by-side stereoscopic {@link GenericStereoDeviceConfig generic device config}.
* @param name
* @param surfaceSizeInPixel
* @param screenSizeInMeters
* @param interpupillaryDistanceInMeters
* @param fovy
* @param defaultEyePositionOffset
*/
public static GenericStereoDeviceConfig createStereoSBS(final String name,
final DimensionImmutable surfaceSizeInPixel, final float[] screenSizeInMeters,
final float interpupillaryDistanceInMeters, final float fovy,
final float[] defaultEyePositionOffset) {
final float pupilCenterFromScreenTopInMeters = screenSizeInMeters[1] / 2f;
final float d2r = FloatUtil.PI / 180.0f;
final DimensionImmutable eyeTextureSize = new Dimension(surfaceSizeInPixel.getWidth()/2, surfaceSizeInPixel.getHeight());
final float[] horizPupilCenterFromLeft = StereoUtil.getHorizPupilCenterFromLeft(screenSizeInMeters[0], interpupillaryDistanceInMeters);
final float vertPupilCenterFromTop = StereoUtil.getVertPupilCenterFromTop(screenSizeInMeters[1], pupilCenterFromScreenTopInMeters);
final float aspect = (float)eyeTextureSize.getWidth() / (float)eyeTextureSize.getHeight();
final FovHVHalves defaultSBSEyeFovLeft = FovHVHalves.byFovyRadianAndAspect(fovy * d2r, vertPupilCenterFromTop, aspect, horizPupilCenterFromLeft[0]);
final FovHVHalves defaultSBSEyeFovRight = FovHVHalves.byFovyRadianAndAspect(fovy * d2r, vertPupilCenterFromTop, aspect, horizPupilCenterFromLeft[1]);
return new GenericStereoDeviceConfig(
name,
GenericStereoDeviceConfig.ShutterType.RollingTopToBottom,
surfaceSizeInPixel, // resolution
screenSizeInMeters, // screenSize [m]
new DimensionImmutable[] { eyeTextureSize, eyeTextureSize }, // eye textureSize
pupilCenterFromScreenTopInMeters, // pupilCenterFromScreenTop [m]
interpupillaryDistanceInMeters, // IPD [m]
new int[] { 0, 1 }, // eye order
new EyeParameter[] {
new EyeParameter(0, defaultEyePositionOffset, defaultSBSEyeFovLeft,
interpupillaryDistanceInMeters/2f /* distNoseToPupil */, 0f /* verticalDelta */, 0.010f /* eyeReliefInMeters */),
new EyeParameter(1, defaultEyePositionOffset, defaultSBSEyeFovRight,
-interpupillaryDistanceInMeters/2f /* distNoseToPupil */, 0f /* verticalDelta */, 0.010f /* eyeReliefInMeters */) },
0, // supported sensor bits
null, // mash producer distortion bits
0, // supported distortion bits
0, // recommended distortion bits
0 // minimum distortion bits
);
}
/**
* Create a generic lense distorted side-by-side stereoscopic {@link GenericStereoDeviceConfig generic device config}.
* @param name
* @param surfaceSizeInPixel
* @param screenSizeInMeters
* @param interpupillaryDistanceInMeters
* @param fovy
* @param eyeTextureSize
* @param defaultEyePositionOffset
*/
public static GenericStereoDeviceConfig createStereoSBSLense(final String name,
final DimensionImmutable surfaceSizeInPixel, final float[] screenSizeInMeters,
final float interpupillaryDistanceInMeters, final float fovy,
final DimensionImmutable eyeTextureSize,
final float[] defaultEyePositionOffset) {
DistortionMesh.Producer lenseDistMeshProduce = null;
try {
lenseDistMeshProduce =
(DistortionMesh.Producer)
ReflectionUtil.createInstance("jogamp.opengl.oculusvr.stereo.lense.DistortionMeshProducer", GenericStereoDevice.class.getClassLoader());
} catch (final Throwable t) {
if(StereoDevice.DEBUG) { System.err.println("Caught: "+t.getMessage()); t.printStackTrace(); }
}
if( null == lenseDistMeshProduce ) {
return null;
}
final float pupilCenterFromScreenTopInMeters = screenSizeInMeters[1] / 2f;
final float d2r = FloatUtil.PI / 180.0f;
final float[] horizPupilCenterFromLeft = StereoUtil.getHorizPupilCenterFromLeft(screenSizeInMeters[0], interpupillaryDistanceInMeters);
final float vertPupilCenterFromTop = StereoUtil.getVertPupilCenterFromTop(screenSizeInMeters[1], pupilCenterFromScreenTopInMeters);
final float aspect = (float)eyeTextureSize.getWidth() / (float)eyeTextureSize.getHeight();
final FovHVHalves defaultSBSEyeFovLeft = FovHVHalves.byFovyRadianAndAspect(fovy * d2r, vertPupilCenterFromTop, aspect, horizPupilCenterFromLeft[0]);
final FovHVHalves defaultSBSEyeFovRight = FovHVHalves.byFovyRadianAndAspect(fovy * d2r, vertPupilCenterFromTop, aspect, horizPupilCenterFromLeft[1]);
return new GenericStereoDeviceConfig(
name,
GenericStereoDeviceConfig.ShutterType.RollingTopToBottom,
surfaceSizeInPixel, // resolution
screenSizeInMeters, // screenSize [m]
new DimensionImmutable[] { eyeTextureSize, eyeTextureSize }, // eye textureSize
pupilCenterFromScreenTopInMeters, // pupilCenterFromScreenTop [m]
interpupillaryDistanceInMeters, // IPD [m]
new int[] { 0, 1 }, // eye order
new EyeParameter[] {
new EyeParameter(0, defaultEyePositionOffset, defaultSBSEyeFovLeft,
interpupillaryDistanceInMeters/2f /* distNoseToPupil */, 0f /* verticalDelta */, 0.010f /* eyeReliefInMeters */),
new EyeParameter(1, defaultEyePositionOffset, defaultSBSEyeFovRight,
-interpupillaryDistanceInMeters/2f /* distNoseToPupil */, 0f /* verticalDelta */, 0.010f /* eyeReliefInMeters */) },
0, // supported sensor bits
lenseDistMeshProduce,
// supported distortion bits
StereoDeviceRenderer.DISTORTION_BARREL | StereoDeviceRenderer.DISTORTION_CHROMATIC | StereoDeviceRenderer.DISTORTION_VIGNETTE,
// recommended distortion bits
StereoDeviceRenderer.DISTORTION_BARREL | StereoDeviceRenderer.DISTORTION_CHROMATIC | StereoDeviceRenderer.DISTORTION_VIGNETTE,
// minimum distortion bits
StereoDeviceRenderer.DISTORTION_BARREL
);
}
public static boolean isAvailable() {
return true;
}
@Override
protected final StereoDevice createDeviceImpl(final int deviceIndex, final StereoDeviceConfig config, final boolean verbose) {
return new GenericStereoDevice(this, deviceIndex, config);
}
private boolean isValid = true;
@Override
public boolean isValid() {
return isValid;
}
@Override
public final void shutdown() {
if( isValid ) {
// NOP
isValid = false;
}
}
}