Examples with Mesh com.badlogic.gdx.graphics.Mesh used on opensource projects

Example 11 with Mesh

use of com.badlogic.gdx.graphics.Mesh in project libgdx by libgdx.

the class Shapes method genCube.

public static Mesh genCube() {
    Mesh mesh = new Mesh(true, 24, 36, new VertexAttribute(Usage.Position, 3, "a_position"), new VertexAttribute(Usage.Normal, 3, "a_normal"), new VertexAttribute(Usage.TextureCoordinates, 2, "a_texcoords"));
    float[] cubeVerts = { -0.5f, -0.5f, -0.5f, -0.5f, -0.5f, 0.5f, 0.5f, -0.5f, 0.5f, 0.5f, -0.5f, -0.5f, -0.5f, 0.5f, -0.5f, -0.5f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f, -0.5f, -0.5f, -0.5f, -0.5f, -0.5f, 0.5f, -0.5f, 0.5f, 0.5f, -0.5f, 0.5f, -0.5f, -0.5f, -0.5f, -0.5f, 0.5f, -0.5f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f, -0.5f, 0.5f, -0.5f, -0.5f, -0.5f, -0.5f, -0.5f, 0.5f, -0.5f, 0.5f, 0.5f, -0.5f, 0.5f, -0.5f, 0.5f, -0.5f, -0.5f, 0.5f, -0.5f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f, -0.5f };
    float[] cubeNormals = { 0.0f, -1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, -1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f };
    float[] cubeTex = { 0.0f, 0.0f, 0.0f, 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, 1.0f, 0.0f, 1.0f, 1.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 1.0f, 1.0f, 1.0f, 0.0f };
    float[] vertices = new float[24 * 8];
    int pIdx = 0;
    int nIdx = 0;
    int tIdx = 0;
    for (int i = 0; i < vertices.length; ) {
        vertices[i++] = cubeVerts[pIdx++];
        vertices[i++] = cubeVerts[pIdx++];
        vertices[i++] = cubeVerts[pIdx++];
        vertices[i++] = cubeNormals[nIdx++];
        vertices[i++] = cubeNormals[nIdx++];
        vertices[i++] = cubeNormals[nIdx++];
        vertices[i++] = cubeTex[tIdx++];
        vertices[i++] = cubeTex[tIdx++];
    }
    short[] indices = { 0, 2, 1, 0, 3, 2, 4, 5, 6, 4, 6, 7, 8, 9, 10, 8, 10, 11, 12, 15, 14, 12, 14, 13, 16, 17, 18, 16, 18, 19, 20, 23, 22, 20, 22, 21 };
    mesh.setVertices(vertices);
    mesh.setIndices(indices);
    return mesh;
}

Example 12 with Mesh

use of com.badlogic.gdx.graphics.Mesh in project libgdx by libgdx.

the class GwtTest method create.

@Override
public void create() {
    Preferences pref = Gdx.app.getPreferences("test");
    boolean resultb = pref.getBoolean("test");
    int resulti = pref.getInteger("test");
    shader = new ShaderProgram(Gdx.files.internal("data/shaders/shader-vs.glsl"), Gdx.files.internal("data/shaders/shader-fs.glsl"));
    if (!shader.isCompiled())
        throw new GdxRuntimeException(shader.getLog());
    mesh = new Mesh(VertexDataType.VertexBufferObject, true, 6, 0, VertexAttribute.Position(), VertexAttribute.TexCoords(0));
    mesh.setVertices(new float[] { -0.5f, -0.5f, 0, 0, 1, 0.5f, -0.5f, 0, 1, 1, 0.5f, 0.5f, 0, 1, 0, 0.5f, 0.5f, 0, 1, 0, -0.5f, 0.5f, 0, 0, 0, -0.5f, -0.5f, 0, 0, 1 });
    texture = new Texture(new Pixmap(Gdx.files.internal("data/badlogic.jpg")), true);
    texture.setFilter(TextureFilter.MipMap, TextureFilter.Linear);
    String params = Gdx.files.internal("data/gwttestparams.txt").readString();
    numSprites = Integer.parseInt(params);
    batch = new SpriteBatch();
    positions = new ArrayList<Vector2>();
    for (int i = 0; i < numSprites; i++) {
        positions.add(new Vector2(MathUtils.random() * Gdx.graphics.getWidth(), MathUtils.random() * Gdx.graphics.getHeight()));
    }
    sprite = new Sprite(texture);
    sprite.setSize(64, 64);
    sprite.setOrigin(32, 32);
    font = new BitmapFont(Gdx.files.internal("data/arial-15.fnt"), false);
    cache = font.newFontCache();
    cache.setColor(Color.RED);
    cache.setText("This is a Test", 0, 0);
    atlas = new TextureAtlas(Gdx.files.internal("data/pack"));
}

Example 13 with Mesh

use of com.badlogic.gdx.graphics.Mesh in project libgdx by libgdx.

the class Model method convertMesh.

protected void convertMesh(ModelMesh modelMesh) {
    int numIndices = 0;
    for (ModelMeshPart part : modelMesh.parts) {
        numIndices += part.indices.length;
    }
    VertexAttributes attributes = new VertexAttributes(modelMesh.attributes);
    int numVertices = modelMesh.vertices.length / (attributes.vertexSize / 4);
    Mesh mesh = new Mesh(true, numVertices, numIndices, attributes);
    meshes.add(mesh);
    disposables.add(mesh);
    BufferUtils.copy(modelMesh.vertices, mesh.getVerticesBuffer(), modelMesh.vertices.length, 0);
    int offset = 0;
    mesh.getIndicesBuffer().clear();
    for (ModelMeshPart part : modelMesh.parts) {
        MeshPart meshPart = new MeshPart();
        meshPart.id = part.id;
        meshPart.primitiveType = part.primitiveType;
        meshPart.offset = offset;
        meshPart.size = part.indices.length;
        meshPart.mesh = mesh;
        mesh.getIndicesBuffer().put(part.indices);
        offset += meshPart.size;
        meshParts.add(meshPart);
    }
    mesh.getIndicesBuffer().position(0);
    for (MeshPart part : meshParts) part.update();
}

Example 14 with Mesh

use of com.badlogic.gdx.graphics.Mesh in project libgdx by libgdx.

the class BillboardParticleBatch method allocRenderable.

protected Renderable allocRenderable() {
    Renderable renderable = new Renderable();
    renderable.meshPart.primitiveType = GL20.GL_TRIANGLES;
    renderable.meshPart.offset = 0;
    renderable.material = new Material(this.blendingAttribute, this.depthTestAttribute, TextureAttribute.createDiffuse(texture));
    renderable.meshPart.mesh = new Mesh(false, MAX_VERTICES_PER_MESH, MAX_PARTICLES_PER_MESH * 6, currentAttributes);
    renderable.meshPart.mesh.setIndices(indices);
    renderable.shader = shader;
    return renderable;
}

Example 15 with Mesh

use of com.badlogic.gdx.graphics.Mesh in project libgdx by libgdx.

the class SpriteBatch method flush.

@Override
public void flush() {
    if (idx == 0)
        return;
    renderCalls++;
    totalRenderCalls++;
    int spritesInBatch = idx / 20;
    if (spritesInBatch > maxSpritesInBatch)
        maxSpritesInBatch = spritesInBatch;
    int count = spritesInBatch * 6;
    lastTexture.bind();
    Mesh mesh = this.mesh;
    mesh.setVertices(vertices, 0, idx);
    mesh.getIndicesBuffer().position(0);
    mesh.getIndicesBuffer().limit(count);
    if (blendingDisabled) {
        Gdx.gl.glDisable(GL20.GL_BLEND);
    } else {
        Gdx.gl.glEnable(GL20.GL_BLEND);
        if (blendSrcFunc != -1)
            Gdx.gl.glBlendFunc(blendSrcFunc, blendDstFunc);
    }
    mesh.render(customShader != null ? customShader : shader, GL20.GL_TRIANGLES, 0, count);
    idx = 0;
}