Example usage for com.badlogic.gdx.math Matrix4 mul

List of usage examples for com.badlogic.gdx.math Matrix4 mul

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Introduction

In this page you can find the example usage for com.badlogic.gdx.math Matrix4 mul.

Prototype

public Matrix4 mul(Matrix4 matrix)

Source Link

Document

Postmultiplies this matrix with the given matrix, storing the result in this matrix.

Usage

From source file:CB_UI_Base.graphics.GL_Matrix.java

License:Open Source License

/**
 * Postconcats the matrix with the specified matrix. M' = other * M
 *//*from ww  w  . j av a  2 s  .c  om*/
@Override
public void postConcat(ext_Matrix matrix) {
    Matrix4 m = matrix.getMatrix4();
    m.mul(this.matrix4);
    set(m);

    // this.matrix4.mul(matrix.getMatrix4());
}

From source file:CB_UI_Base.graphics.GL_Matrix.java

License:Open Source License

/**
 * Preconcats the matrix with the specified translation. M' = M * T(x, y)
 *//*from  ww  w  .  j  a  v  a  2 s  .  co m*/
@Override
public void preTranslate(float x, float y) {
    Matrix4 m = new Matrix4();
    m.translate(x, y, 0);
    m.mul(this.matrix4);
    set(m);
}

From source file:CB_UI_Base.graphics.GL_Matrix.java

License:Open Source License

/**
 * Preconcats the matrix with the specified scale. M' = M * S(x, y)
 *//*from  ww  w .j a  v  a  2s  .c  om*/
@Override
public void preScale(float x, float y) {
    Matrix4 m = new Matrix4();
    m.scale(x, y, 1);
    m.mul(this.matrix4);
    set(m);
}

From source file:CB_UI_Base.graphics.GL_Matrix.java

License:Open Source License

/**
 * Postconcats the matrix with the specified rotation. M' = R(degrees) * M
 *//*w w  w  .  j  a v  a2  s .c om*/
@Override
public void postRotate(float angle) {
    Matrix4 m = new Matrix4();
    m.rotate(0, 0, 1, angle);
    m.mul(this.matrix4);
    set(m);
}

From source file:CB_UI_Base.graphics.GL_Matrix.java

License:Open Source License

@Override
public void postScale(float rx, float ry) {
    Matrix4 m = new Matrix4();
    m.scale(rx, ry, 1);//from   w  w  w. j  a v  a2s .  c om
    m.mul(this.matrix4);
    set(m);
}

From source file:CB_UI_Base.graphics.GL_Matrix.java

License:Open Source License

@Override
public void postTranslate(float cx, float cy) {
    Matrix4 m = new Matrix4();
    m.translate(cx, cy, 0);//from  w ww. j av a 2 s  .  c o m
    m.mul(this.matrix4);
    set(m);
}

From source file:CB_UI_Base.graphics.GL_Matrix.java

License:Open Source License

@Override
public void preRotate(float angle) {
    Matrix4 m = new Matrix4();
    m.rotate(0, 0, 1, angle);//from w w w.j av  a  2 s  .  com
    m.mul(this.matrix4);
    set(m);
}

From source file:CB_UI_Base.graphics.Images.VectorDrawable.java

License:Open Source License

public void draw(Batch batch, float x, float y, final float width, final float height, float rotated) {

    if (isDisposed.get()) {
        return;/*w ww .  j  a  va 2  s .c o m*/
    }

    final Matrix4 oriMatrix = GL.batch.getProjectionMatrix().cpy();
    Matrix4 thisDrawMatrix = oriMatrix.cpy();
    thisDrawMatrix.translate(x, y, 0);

    drawFbo(batch, x, y, width, height, oriMatrix, thisDrawMatrix);

    for (MatrixDrawable drw : rotateDrawableList) {

        Matrix4 matrix = thisDrawMatrix.cpy();
        ext_Matrix drwMatrix = new GL_Matrix(drw.matrix);
        matrix.mul(drwMatrix.getMatrix4().cpy());
        GL.batch.setProjectionMatrix(matrix);
        drw.drawable.draw(GL.batch, 0, 0, width, height, -rotated * MathUtils.degreesToRadians);
    }
    GL.batch.setProjectionMatrix(oriMatrix);
}

From source file:CB_UI_Base.graphics.Images.VectorDrawable.java

License:Open Source License

private void drawFbo(Batch batch, float x, float y, final float width, final float height,
        final Matrix4 oriMatrix, Matrix4 thisDrawMatrix) {
    final int fboScalerWidth = (int) (this.DEFAULT_WIDTH * FBO_SCALER);
    final int fboScalerHeight = (int) (this.DEFAULT_HEIGHT * FBO_SCALER);
    if (!RunOnGlSetted && m_fboEnabled && m_fboRegion == null) {
        RunOnGlSetted = true;/*from  w w w .j a  va 2s.  c o m*/

        GL.that.RunOnGL(new IRenderFBO() {

            @Override
            public void run() {
                synchronized (isDisposed) {

                    if (isDisposed.get()) {
                        return;
                    }

                    try {
                        Gdx.gl.glDisable(GL20.GL_SCISSOR_TEST);

                        long start = System.currentTimeMillis();

                        m_fbo = new FrameBuffer(Format.RGBA8888, fboScalerWidth, fboScalerHeight, false);
                        m_fboRegion = new TextureRegion(m_fbo.getColorBufferTexture());
                        m_fboRegion.flip(flipX, flipY);

                        m_fbo.begin();

                        // clear screen
                        Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT | GL20.GL_DEPTH_BUFFER_BIT);

                        GL.batch.setColor(new Color(Color.WHITE));

                        GL.batch.begin();

                        Matrix4 matrix = new Matrix4().setToOrtho2D(0, 0, width, height);
                        matrix.scale(FBO_SCALER, FBO_SCALER, 1);
                        GL.batch.setProjectionMatrix(matrix);

                        // draw Background
                        GL.batch.disableBlending();
                        background.draw(GL.batch, 0, 0, fboScalerWidth, fboScalerHeight);
                        GL.batch.enableBlending();
                        int count = 0;

                        for (int i = 0, n = drawableList.size(); i < n; i++) {
                            MatrixDrawable drw = drawableList.get(i);
                            if (count++ > 2500) {
                                GL.batch.flush();
                                count = 0;
                            }
                            matrix = new Matrix4().setToOrtho2D(0, 0, width, height);
                            if (drw.matrix != null) {

                                matrix.mul(drw.matrix.getMatrix4());
                            }

                            GL.batch.setProjectionMatrix(matrix);
                            drw.drawable.draw(GL.batch, 0, 0, width, height, 0);
                        }

                        if (m_fbo != null) {
                            GL.batch.end();
                            m_fbo.end();
                            m_fboEnabled = false;
                        }

                        FBOisDrawed = true;
                        FBO_DrawingTime = System.currentTimeMillis() - start;
                        Gdx.gl.glEnable(GL20.GL_SCISSOR_TEST);
                        GL.batch.setProjectionMatrix(oriMatrix);

                        m_fboEnabled = false;
                    } catch (Exception e) {
                        e.printStackTrace();

                    }
                }
            }

        });

    }

    if (m_fboRegion != null) {

        // TODO clear and release the drawables that drawed on m_fboRegion
        // if first drawing of m_fboRegion

        batch.draw(m_fboRegion, x, y, width, height);
    } else {

        int count = 0;

        for (int i = 0, n = drawableList.size(); i < n; i++) {
            MatrixDrawable drw = drawableList.get(i);
            if (!drw.reaelDraw)
                continue;
            if (count++ > 2500) {
                GL.batch.flush();
                count = 0;
            }
            Matrix4 matrix = thisDrawMatrix.cpy();
            if (drw.matrix != null)
                matrix.mul(drw.matrix.getMatrix4());

            GL.batch.setProjectionMatrix(matrix);

            drw.drawable.draw(GL.batch, 0, 0, width, height, 0);
        }

    }
}

From source file:com.badlogic.gdx.tests.android.MatrixTest.java

License:Apache License

@Override
public void create() {
    font = new BitmapFont();
    batch = new SpriteBatch();

    Matrix4 m1 = new Matrix4();
    Matrix4 m2 = new Matrix4();
    float[] a1 = new float[16];
    float[] a2 = new float[16];
    float[] a3 = new float[16];
    Matrix.setIdentityM(a1, 0);/*from w w  w  . ja va 2s  .c  o  m*/
    Matrix.setIdentityM(a2, 0);
    Matrix.setIdentityM(a3, 0);

    long startTime = System.nanoTime();
    int ops = 0;
    while (System.nanoTime() - startTime < 5000000000l) {
        Matrix.multiplyMM(a1, 0, a2, 0, a3, 0);
        ops++;
    }
    results = "Matrix ops: " + ops + "\n";

    // warm up
    startTime = System.nanoTime();
    ops = 0;
    while (System.nanoTime() - startTime < 2000000000l) {
        m1.mul(m2);
        ops++;
    }

    startTime = System.nanoTime();
    ops = 0;
    while (System.nanoTime() - startTime < 5000000000l) {
        m1.mul(m2);
        ops++;
    }
    results += "Matrix4 ops: " + ops + "\n";
}