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Diffstat (limited to 'src/gleem/RightTruncPyrMapping.java')
-rw-r--r-- | src/gleem/RightTruncPyrMapping.java | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/src/gleem/RightTruncPyrMapping.java b/src/gleem/RightTruncPyrMapping.java deleted file mode 100644 index d25c17a..0000000 --- a/src/gleem/RightTruncPyrMapping.java +++ /dev/null @@ -1,64 +0,0 @@ -/* - * gleem -- OpenGL Extremely Easy-To-Use Manipulators. - * Copyright (C) 1998-2003 Kenneth B. Russell ([email protected]) - * - * Copying, distribution and use of this software in source and binary - * forms, with or without modification, is permitted provided that the - * following conditions are met: - * - * Distributions of source code must reproduce the copyright notice, - * this list of conditions and the following disclaimer in the source - * code header files; and Distributions of binary code must reproduce - * the copyright notice, this list of conditions and the following - * disclaimer in the documentation, Read me file, license file and/or - * other materials provided with the software distribution. - * - * The names of Sun Microsystems, Inc. ("Sun") and/or the copyright - * holder may not be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED "AS IS," WITHOUT A WARRANTY OF ANY - * KIND. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND - * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE, NON-INTERFERENCE, ACCURACY OF - * INFORMATIONAL CONTENT OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. THE - * COPYRIGHT HOLDER, SUN AND SUN'S LICENSORS SHALL NOT BE LIABLE FOR - * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR - * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL THE - * COPYRIGHT HOLDER, SUN OR SUN'S LICENSORS BE LIABLE FOR ANY LOST - * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, - * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND - * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR - * INABILITY TO USE THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY - * OF SUCH DAMAGES. YOU ACKNOWLEDGE THAT THIS SOFTWARE IS NOT - * DESIGNED, LICENSED OR INTENDED FOR USE IN THE DESIGN, CONSTRUCTION, - * OPERATION OR MAINTENANCE OF ANY NUCLEAR FACILITY. THE COPYRIGHT - * HOLDER, SUN AND SUN'S LICENSORS DISCLAIM ANY EXPRESS OR IMPLIED - * WARRANTY OF FITNESS FOR SUCH USES. - */ - -package gleem; - -import gleem.linalg.*; - -/** The only mapping gleem supports right now -- a right truncated - pyramid. */ - -public class RightTruncPyrMapping implements ScreenToRayMapping { - public void mapScreenToRay(Vec2f screenCoords, - CameraParameters params, - Vec3f raySource, - Vec3f rayDirection) { - Vec3f fwd = new Vec3f(params.getForwardDirection()); - Vec3f up = new Vec3f(params.getUpDirection()); - Vec3f right = fwd.cross(up); - fwd.normalize(); - up.normalize(); - right.normalize(); - float horizFOV = (float) Math.atan(params.imagePlaneAspectRatio * Math.tan(params.vertFOV)); - right.scale((float) (Math.tan(horizFOV) * screenCoords.get(0))); - up .scale((float) (Math.tan(params.vertFOV) * screenCoords.get(1))); - raySource.set(params.getPosition()); - rayDirection.set(fwd.plus(up).plus(right)); - } -} |