Example usage for com.badlogic.gdx.math Matrix4 M30

Introduction

In this page you can find the example usage for com.badlogic.gdx.math Matrix4 M30.

Prototype

int M30

To view the source code for com.badlogic.gdx.math Matrix4 M30.

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Document

WX: Typically the value zero.

Usage

From source file:ve.ucv.ciens.ccg.nxtar.graphics.CustomPerspectiveCamera.java

License:Apache License

public void setCustomARProjectionMatrix(final float focalPointX, final float focalPointY,
        final float cameraCenterX, final float cameraCenterY, final float near, final float far, final float w,
        final float h) {
    final float FAR_PLUS_NEAR = far + near;
    final float FAR_LESS_NEAR = far - near;

    projection.val[Matrix4.M00] = -2.0f * focalPointX / w;
    projection.val[Matrix4.M10] = 0.0f;
    projection.val[Matrix4.M20] = 0.0f;
    projection.val[Matrix4.M30] = 0.0f;

    projection.val[Matrix4.M01] = 0.0f;
    projection.val[Matrix4.M11] = 2.0f * focalPointY / h;
    projection.val[Matrix4.M21] = 0.0f;
    projection.val[Matrix4.M31] = 0.0f;

    projection.val[Matrix4.M02] = 2.0f * cameraCenterX / w - 1.0f;
    projection.val[Matrix4.M12] = 2.0f * cameraCenterY / h - 1.0f;
    projection.val[Matrix4.M22] = -FAR_PLUS_NEAR / FAR_LESS_NEAR;
    projection.val[Matrix4.M32] = -1.0f;

    projection.val[Matrix4.M03] = 0.0f;
    projection.val[Matrix4.M13] = 0.0f;
    projection.val[Matrix4.M23] = -2.0f * far * near / FAR_LESS_NEAR;
    projection.val[Matrix4.M33] = 0.0f;
}

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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();//  w  w  w.  ja v a 2  s .co  m
}

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