/**
* Set a new viewport size. The render context will also need to store a viewport matrix, which
* you need to reset here.
*/
public void setViewportSize(int width, int height) {
this.width = width;
this.height = height;
viewPortMatrix = new Matrix4f();
viewPortMatrix.setM00(width / 2f);
viewPortMatrix.setM11(height / 2f);
viewPortMatrix.setM22(1 / 2f);
viewPortMatrix.setColumn(3, width / 2f, height / 2f, 1 / 2f, 1);
colorBuffer = new BufferedImage(width, height, BufferedImage.TYPE_3BYTE_BGR);
}
public static Matrix4f convertMT4JMatrixToMatrix4f(Matrix matrix) {
Matrix4f mat = new Matrix4f();
for (int i = 0; i < 4; i++) {
float[] col;
try {
col = matrix.getColumn(i);
try {
mat.setColumn(i, col);
} catch (Exception e) {
e.printStackTrace();
}
} catch (Exception e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
return mat;
}