Example usage for org.lwjgl.opengl GL20 glGetAttribLocation

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL20 glGetAttribLocation.

Prototype

@NativeType("GLint")
public static int glGetAttribLocation(@NativeType("GLuint") int program,
        @NativeType("GLchar const *") CharSequence name) 

Source Link

Document

Returns the location of an attribute variable.

Usage

From source file:processing.lwjgl.PGL.java

License:Open Source License

public int getAttribLocation(int prog, String name) {
    return GL20.glGetAttribLocation(prog, name);
}

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From source file:tk.ivybits.engine.gl.GL.java

License:Open Source License

public static int glGetAttribLocation(int a, ByteBuffer b) {
    return GL20.glGetAttribLocation(a, b);
}

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From source file:tk.ivybits.engine.gl.GL.java

License:Open Source License

public static int glGetAttribLocation(int a, CharSequence b) {
    return GL20.glGetAttribLocation(a, b);
}

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From source file:vertigo.graphics.lwjgl.LWJGLAttribute.java

License:Open Source License

public void bindVBO(ArrayList<BO> buffer, int i) {
    for (BO bo : buffer) {
        VBO vbo = (VBO) bo;/*from www .  j  a va 2s  .  co m*/
        if (compare(vbo)) {

            GL20.glGetAttribLocation(this.handle, name);
            GL20.glEnableVertexAttribArray(i); //set the vertex's position

            //  GL20.glenableVertexAttribArray(shaderProgram.vertexPositionAttribute);
            GL20.glVertexAttribPointer(i, vbo.capacity(), false, getSize(name), vbo.getFloatBuffer());
            ShaderUtils.useShader(this.handle);
        }
    }

}

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From source file:vertigo.graphics.lwjgl.LWJGL_Renderer.java

License:Open Source License

private void drawShape(Shape obj) {
    // Geometry: VBO and IBO
    if (obj.isDirty(Node.VBO)) {
        processBO(obj);/*from   w  w  w.  ja v a2 s .c  om*/
        obj.setDirty(Node.VBO, false);
    }

    ShaderProg glshader = obj.getMaterial().getShaderMaterial();
    GL20.glUseProgram(glshader.getHandle());

    updateUniform();
    VBO vbo = null;

    for (Attribute attrib : attribute) {
        if (vbo.getType().equals(attrib.getType())) {
            int alocation = GL20.glGetAttribLocation(glshader.getHandle(), attrib.getName());
            GL20.glEnableVertexAttribArray(alocation);
            GL20.glVertexAttribPointer(alocation, attrib.getSize(), GL11.GL_FLOAT, false, vbo.getStride() << 2,
                    0L);
        }
    }

    if (isIndexed) {
        // draw with index
        GL11.glDrawElements(getOpenGLStyle(obj.getDrawingStyle()), /* elements */ ibo.getSize(),
                GL_UNSIGNED_INT, 0L);
        GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);
        GL11.glDisableClientState(GL11.GL_VERTEX_ARRAY);
        GL20.glDisableVertexAttribArray(0);
    } else {
        // draw without index
        GL11.glDrawArrays(getOpenGLStyle(obj.getDrawingStyle()), 0, capacity / vbo3f.getStride());
        GL20.glDisableVertexAttribArray(0);
        GL30.glBindVertexArray(0);
    }

    GL20.glUseProgram(0);
}

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From source file:vertigo.graphics.lwjgl.ShaderUtils.java

License:Open Source License

public static ShaderProg updateShader(ShaderProg prog) {
    int progID = -1;
    System.out.println("updateShader:\n" + prog.getVertexSource() + "\n------\n" + prog.getFragmentSource());
    if (prog.isDirty()) {
        try {/*from  w  w w . ja  va2  s .  com*/
            progID = attachVFShaders(prog);
        } catch (Exception ex) {
            System.out.println("Exception attachShaders");
            Logger.getLogger(LWJGL_Renderer.class.getName()).log(Level.SEVERE, null, ex);
            // Renderer or LWJGL_Renderer ?

        }
        prog.setHandle(progID);

        GL20.glUseProgram(progID);

        for (Uniform uniform : prog.getAllUniforms()) {
            System.out.println("uniform " + uniform.getName());
            prog.setUniformLocation(uniform.getName(), GL20.glGetUniformLocation(progID, uniform.getName()));
        }
        for (Attribute attribute : prog.getAllAttributes()) {
            System.out.println("attr " + attribute.getName());
            prog.setAttributeLocation(attribute.getName(),
                    GL20.glGetAttribLocation(progID, attribute.getName()));
        }
        GL20.glUseProgram(0);

    }
    return prog;
}

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From source file:wrapper.vbo.Vbo.java

License:Open Source License

public Vbo(int width, int height, Shader shader) {

    transformation = new Vertex3d(0, 0, 0);
    this.shader = shader;
    if (shader == null) {
        System.out.println("Null shader , Vbo will encounter errors!");
    }/*w  ww . ja v a2 s  .co m*/
    Vertex2d temp = new Vertex2d(width, height);
    width = (int) temp.x;
    height = (int) temp.y;
    vertexattrib = GL20.glGetAttribLocation(shader.programID, "vertex");
    System.out.println(GL20.glGetAttribLocation(shader.programID, "vertex"));
    textureattrib = GL20.glGetAttribLocation(shader.programID, "texturecoordinate");
    rotationcentreuniform = GL20.glGetUniformLocation(shader.programID, "rotation_centre");
    rotationuniform = GL20.glGetUniformLocation(shader.programID, "rotation");
    transformuniform = GL20.glGetUniformLocation(shader.programID, "translation");

}

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