Example usage for com.badlogic.gdx.graphics.g3d ModelInstance calculateTransforms

Introduction

In this page you can find the example usage for com.badlogic.gdx.graphics.g3d ModelInstance calculateTransforms.

Prototype

public void calculateTransforms() 

Source Link

Document

Calculates the local and world transform of all Node instances in this model, recursively.

Usage

From source file:com.mygdx.game.objects.GameModel.java

License:Apache License

public static void applyTransform(Vector3 location, Vector3 rotation, Vector3 scale,
        ModelInstance modelInstance) {
    for (Node node : modelInstance.nodes) {
        node.scale.set(Math.abs(scale.x), Math.abs(scale.y), Math.abs(scale.z));
    }/*from  www  . j a v  a 2 s  .  c  om*/
    modelInstance.transform.rotate(Vector3.X, rotation.x);
    modelInstance.transform.rotate(Vector3.Z, rotation.z);
    modelInstance.transform.rotate(Vector3.Y, rotation.y);
    modelInstance.transform.setTranslation(location);

    modelInstance.calculateTransforms();
}

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From source file:ve.ucv.ciens.ccg.nxtar.systems.GeometrySystem.java

License:Apache License

private void applyWorldTransform(ModelInstance model, GeometryComponent geometry) {
    translationMatrix.setToTranslation(geometry.position);

    rotationMatrix.val[Matrix4.M00] = geometry.rotation.val[0];
    rotationMatrix.val[Matrix4.M10] = geometry.rotation.val[1];
    rotationMatrix.val[Matrix4.M20] = geometry.rotation.val[2];
    rotationMatrix.val[Matrix4.M30] = 0;

    rotationMatrix.val[Matrix4.M01] = geometry.rotation.val[3];
    rotationMatrix.val[Matrix4.M11] = geometry.rotation.val[4];
    rotationMatrix.val[Matrix4.M21] = geometry.rotation.val[5];
    rotationMatrix.val[Matrix4.M31] = 0;

    rotationMatrix.val[Matrix4.M02] = geometry.rotation.val[6];
    rotationMatrix.val[Matrix4.M12] = geometry.rotation.val[7];
    rotationMatrix.val[Matrix4.M22] = geometry.rotation.val[8];
    rotationMatrix.val[Matrix4.M32] = 0;

    rotationMatrix.val[Matrix4.M03] = 0;
    rotationMatrix.val[Matrix4.M13] = 0;
    rotationMatrix.val[Matrix4.M23] = 0;
    rotationMatrix.val[Matrix4.M33] = 1;

    scalingMatrix.setToScaling(geometry.scaling);

    model.transform.idt().mul(translationMatrix).mul(rotationMatrix).mul(scalingMatrix);
    model.calculateTransforms();
}

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