Examples with Matrix4f com.jme3.math.Matrix4f used on opensource projects

Example 51 with Matrix4f

use of com.jme3.math.Matrix4f in project jmonkeyengine by jMonkeyEngine.

the class GeometryBatchFactory method doTransformVerts.

private static void doTransformVerts(FloatBuffer inBuf, int offset, FloatBuffer outBuf, Matrix4f transform) {
    Vector3f pos = new Vector3f();
    // offset is given in element units
    // convert to be in component units
    offset *= 3;
    for (int i = 0; i < inBuf.limit() / 3; i++) {
        pos.x = inBuf.get(i * 3 + 0);
        pos.y = inBuf.get(i * 3 + 1);
        pos.z = inBuf.get(i * 3 + 2);
        transform.mult(pos, pos);
        outBuf.put(offset + i * 3 + 0, pos.x);
        outBuf.put(offset + i * 3 + 1, pos.y);
        outBuf.put(offset + i * 3 + 2, pos.z);
    }
}

Example 52 with Matrix4f

use of com.jme3.math.Matrix4f in project jmonkeyengine by jMonkeyEngine.

the class GeometryBatchFactory method doTransformTangents.

private static void doTransformTangents(FloatBuffer inBuf, int offset, int components, FloatBuffer outBuf, Matrix4f transform) {
    Vector3f tan = new Vector3f();
    // offset is given in element units
    // convert to be in component units
    offset *= components;
    for (int i = 0; i < inBuf.limit() / components; i++) {
        tan.x = inBuf.get(i * components + 0);
        tan.y = inBuf.get(i * components + 1);
        tan.z = inBuf.get(i * components + 2);
        transform.multNormal(tan, tan);
        outBuf.put(offset + i * components + 0, tan.x);
        outBuf.put(offset + i * components + 1, tan.y);
        outBuf.put(offset + i * components + 2, tan.z);
        if (components == 4) {
            outBuf.put(offset + i * components + 3, inBuf.get(i * components + 3));
        }
    }
}

Example 53 with Matrix4f

use of com.jme3.math.Matrix4f in project jmonkeyengine by jMonkeyEngine.

the class GeometryBatchFactory method doTransformNorms.

private static void doTransformNorms(FloatBuffer inBuf, int offset, FloatBuffer outBuf, Matrix4f transform) {
    Vector3f norm = new Vector3f();
    // offset is given in element units
    // convert to be in component units
    offset *= 3;
    for (int i = 0; i < inBuf.limit() / 3; i++) {
        norm.x = inBuf.get(i * 3 + 0);
        norm.y = inBuf.get(i * 3 + 1);
        norm.z = inBuf.get(i * 3 + 2);
        transform.multNormal(norm, norm);
        outBuf.put(offset + i * 3 + 0, norm.x);
        outBuf.put(offset + i * 3 + 1, norm.y);
        outBuf.put(offset + i * 3 + 2, norm.z);
    }
}

Example 54 with Matrix4f

use of com.jme3.math.Matrix4f in project jmonkeyengine by jMonkeyEngine.

the class AbstractShadowFilterVR method preFrame.

@Override
protected void preFrame(float tpf) {
    shadowRenderer.preFrame(tpf);
    material.setMatrix4("ViewProjectionMatrixInverse", viewPort.getCamera().getViewProjectionMatrix().invert());
    Matrix4f m = viewPort.getCamera().getViewProjectionMatrix();
    material.setVector4("ViewProjectionMatrixRow2", tmpv.set(m.m20, m.m21, m.m22, m.m23));
}

Example 55 with Matrix4f

use of com.jme3.math.Matrix4f in project jmonkeyengine by jMonkeyEngine.

the class OSVR method getHMDMatrixProjectionRightEye.

@Override
public Matrix4f getHMDMatrixProjectionRightEye(Camera cam) {
    if (eyeRightInfo == null)
        return cam.getProjectionMatrix();
    if (eyeMatrix[EYE_RIGHT] == null) {
        FloatBuffer tfb = FloatBuffer.allocate(16);
        com.jme3.system.osvr.osvrdisplay.OsvrDisplayLibrary.osvrClientGetViewerEyeSurfaceProjectionMatrixf(displayConfig, 0, (byte) EYE_RIGHT, 0, cam.getFrustumNear(), cam.getFrustumFar(), (short) 0, tfb);
        eyeMatrix[EYE_RIGHT] = new Matrix4f();
        eyeMatrix[EYE_RIGHT].set(tfb.get(0), tfb.get(4), tfb.get(8), tfb.get(12), tfb.get(1), tfb.get(5), tfb.get(9), tfb.get(13), tfb.get(2), tfb.get(6), tfb.get(10), tfb.get(14), tfb.get(3), tfb.get(7), tfb.get(11), tfb.get(15));
    }
    return eyeMatrix[EYE_RIGHT];
}