Example usage for com.badlogic.gdx.graphics VertexAttributes VertexAttributes

Introduction

In this page you can find the example usage for com.badlogic.gdx.graphics VertexAttributes VertexAttributes.

Prototype

public VertexAttributes(VertexAttribute... attributes) 

Source Link

Document

Constructor, sets the vertex attributes in a specific order

Usage

From source file:com.gemserk.commons.gdx.graphics.Gdx2dMeshBuilder.java

License:Apache License

public Gdx2dMeshBuilder(int maxVertices, boolean hasNormals, boolean hasColors, int numTexCoords) {
    this.maxVertices = maxVertices;

    VertexAttribute[] attribs = buildVertexAttributes(hasNormals, hasColors, numTexCoords);
    vertexAttributes = new VertexAttributes(attribs);

    vertexSize = vertexAttributes.vertexSize / 4;

    vertices = new float[maxVertices * vertexSize];

    normalOffset = getOffset(vertexAttributes, Usage.Normal);
    colorOffset = getOffset(vertexAttributes, Usage.ColorPacked);
    texCoordOffset = getOffset(vertexAttributes, Usage.TextureCoordinates);
}

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From source file:com.perfectplay.org.SkyBox.java

License:Open Source License

public static Mesh genSkyBox() {

    Mesh mesh = new Mesh(true, 8, 14,
            new VertexAttributes(new VertexAttribute(Usage.Position, 3, "a_position")));

    float[] cubeVerts = { -1.0f, -1.0f, 1.0f, 1.0f, -1.0f, 1.0f, -1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, -1.0f,
            -1.0f, -1.0f, 1.0f, -1.0f, -1.0f, -1.0f, 1.0f, -1.0f, 1.0f, 1.0f, -1.0f, };

    short[] indices = { 0, 1, 2, 3, 7, 1, 5, 4, 7, 6, 2, 4, 0, 1 };

    mesh.setVertices(cubeVerts);//from  w ww .j  av  a  2 s.co  m
    mesh.setIndices(indices);

    return mesh;
}

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From source file:gaia.cu9.ari.gaiaorbit.util.g3d.MeshBuilder2.java

License:Apache License

/** @param usage bitwise mask of the {@link com.badlogic.gdx.graphics.VertexAttributes.Usage}, only Position, Color, Normal and
 *           TextureCoordinates is supported. */
public static VertexAttributes createAttributes(long usage) {
    final Array<VertexAttribute> attrs = new Array<VertexAttribute>();
    if ((usage & Usage.Position) == Usage.Position)
        attrs.add(new VertexAttribute(Usage.Position, 3, ShaderProgram.POSITION_ATTRIBUTE));
    if ((usage & Usage.ColorUnpacked) == Usage.ColorUnpacked)
        attrs.add(new VertexAttribute(Usage.ColorUnpacked, 4, ShaderProgram.COLOR_ATTRIBUTE));
    if ((usage & Usage.ColorPacked) == Usage.ColorPacked)
        attrs.add(new VertexAttribute(Usage.ColorPacked, 4, ShaderProgram.COLOR_ATTRIBUTE));
    if ((usage & Usage.Normal) == Usage.Normal)
        attrs.add(new VertexAttribute(Usage.Normal, 3, ShaderProgram.NORMAL_ATTRIBUTE));
    if ((usage & Usage.TextureCoordinates) == Usage.TextureCoordinates)
        attrs.add(new VertexAttribute(Usage.TextureCoordinates, 2, ShaderProgram.TEXCOORD_ATTRIBUTE + "0"));
    final VertexAttribute attributes[] = new VertexAttribute[attrs.size];
    for (int i = 0; i < attributes.length; i++)
        attributes[i] = attrs.get(i);/*from ww  w  . j a v  a  2  s  .co m*/
    return new VertexAttributes(attributes);
}

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