1. Select the names of the WebGL routines which are used to write data from a JavaScript program to the GPU.

Group of answer choices

drawArrays

vertexAttribPointer

bufferData

bufferSubData

bindBuffer

2.

A WebGL program contains the line:

var a = gl.getAttribLocation(b, c);

Match each item with its best description as picture at the end based on this function call.

Function getAttribLocation:

Variable a:

Variable b:

Variable c:

[Choose] Receives value of specified vertex attribute variable Buffer size Pointer to attribute Shader variable name Gets access to vertex shader "out" variable Gets access to vertex shader "in" variable Gets access to vertex shader"uniform" variable Receives index of specified vertex attribute Buffer identifier Gets access to fragment shader "out" variable Shader program object Gets access to fragment shader "in" variable