/* Copyright (c) 2019 The Khronos Group Inc. Use of this source code is governed by an MIT-style license that can be found in the LICENSE.txt file. */ attribute vec4 gtf_Vertex; uniform mat4 gtf_ModelViewProjectionMatrix; varying vec4 color; struct sabcd { vec4 a; vec4 b; }; void main (void) { sabcd s = sabcd(vec4(12.0, 29.0, 32.0, 47.0), vec4(13.0, 26.0, 38.0, 53.0 ) ); color = vec4( vec3( (s.a[0] + s.a[1] + s.a[2] + s.a[3] + s.b[0] + s.b[1] + s.b[2] + s.b[3]) / 250.0 ), 1.0); gl_Position = gtf_ModelViewProjectionMatrix * gtf_Vertex; }