Java-Gaming.org Hi !
Featured games (90)
games approved by the League of Dukes
Games in Showcase (715)
Games in Android Showcase (214)
games submitted by our members
Games in WIP (788)
games currently in development
News: Read the Java Gaming Resources, or peek at the official Java tutorials
 
    Home     Help   Search   Login   Register   
  JavaGaming.org - Pastebin



Author: BrassApparatus (posted 2013-06-27 22:18:36, viewed 283 times)

1   2   3   4   5   6   7   8   9   10   11   12   13   14   15   16   17   18   19   20   21   22   23   24   25   26   27   28   29   30   31   32   33   34   35  
import org.lwjgl.util.vector.Matrix4f;
import org.lwjgl.util.vector.Quaternion;

public class Utils {

   public static Matrix4f convertQuatToMatrix(Quaternion quat) {
      float xSq = quat.getX() * quat.getX();
      float ySq = quat.getY() * quat.getY();
      float zSq = quat.getZ() * quat.getZ();
      float xy = quat.getX() * quat.getY();
      float xz = quat.getX() * quat.getZ();
      float yz = quat.getY() * quat.getZ();
      float wx = quat.getW() * quat.getX();
      float wy = quat.getW() * quat.getY();
      float wz = quat.getW() * quat.getZ();
    
      // Only applicable for unit quaternions
      // Column major order
      Matrix4f mat = new Matrix4f();
      mat.m00 = 1.0f - 2.0f * (ySq + zSq);   mat.m10 = 2.0f * (xy + wz);            mat.m20 = 2.0f * (xz - wy);            mat.m30 = 0.0f;
      mat.m01 = 2.0f * (xy - wz);            mat.m11 = 1.0f - 2.0f * (xSq + zSq);   mat.m21 = 2.0f * (yz + wx);            mat.m31 = 0.0f;
      mat.m02 = 2.0f * (xz + wy);            mat.m12 = 2.0f * (yz - wx);            mat.m22 = 1.0f - 2.0f * (xSq + ySq);   mat.m32 = 0.0f;
      mat.m03 = 0.0f;                     mat.m13 = 0.0f;                     mat.m23 = 0.0f;                     mat.m33 = 1.0f;
      
      return  mat;
   }
   
   public static void systemPrintMatrix(Matrix4f mat){
       System.out.print(Float.valueOf(mat.m00) + "  " + Float.valueOf(mat.m10) + "  " + Float.valueOf(mat.m20) + "  " + Float.valueOf(mat.m30) + "  " + "\n" );
       System.out.print(Float.valueOf(mat.m01) + "  " + Float.valueOf(mat.m11) + "  " + Float.valueOf(mat.m21) + "  " + Float.valueOf(mat.m31) + "  " + "\n" );
       System.out.print(Float.valueOf(mat.m02) + "  " + Float.valueOf(mat.m12) + "  " + Float.valueOf(mat.m22) + "  " + Float.valueOf(mat.m32) + "  " + "\n" );
       System.out.print(Float.valueOf(mat.m03) + "  " + Float.valueOf(mat.m13) + "  " + Float.valueOf(mat.m23) + "  " + Float.valueOf(mat.m33) + "  " + "\n **************** \n" );

    }
}





Dump your java code here :



Special syntax:
  • To highlight a line (yellow background), prefix it with '@@'
  • To indicate that a line should be removed (red background), prefix it with '-'
  • To indicate that a line should be added (green background), prefix it with '+'
  • To post multiple snippets, seperate them by '~~~~'
  EOF
 
CopyableCougar4 (218 views)
2017-03-24 15:39:42

theagentd (200 views)
2017-03-24 15:32:08

Rule (259 views)
2017-03-19 12:43:22

Rule (241 views)
2017-03-19 12:42:17

Rule (246 views)
2017-03-19 12:36:21

theagentd (264 views)
2017-03-16 05:07:07

theagentd (261 views)
2017-03-15 22:37:06

theagentd (189 views)
2017-03-15 22:32:18

theagentd (183 views)
2017-03-15 22:31:11

ral0r2 (167 views)
2017-03-03 11:52:41
List of Learning Resources
by elect
2017-03-13 14:05:44

List of Learning Resources
by elect
2017-03-13 14:04:45

SF/X Libraries
by philfrei
2017-03-02 08:45:19

SF/X Libraries
by philfrei
2017-03-02 08:44:05

SF/X Libraries
by SkyAphid
2017-03-02 06:38:56

SF/X Libraries
by SkyAphid
2017-03-02 06:38:32

SF/X Libraries
by SkyAphid
2017-03-02 06:38:05

SF/X Libraries
by SkyAphid
2017-03-02 06:37:51
java-gaming.org is not responsible for the content posted by its members, including references to external websites, and other references that may or may not have a relation with our primarily gaming and game production oriented community. inquiries and complaints can be sent via email to the info‑account of the company managing the website of java‑gaming.org
Powered by MySQL Powered by PHP Powered by SMF 1.1.18 | SMF © 2013, Simple Machines | Managed by Enhanced Four Valid XHTML 1.0! Valid CSS!