// Copyright 2017 Google Inc. All Rights Reserved. | |
// | |
// Licensed under the Apache License, Version 2.0 (the "License"); | |
// you may not use this file except in compliance with the License. | |
// You may obtain a copy of the License at | |
// | |
// http://www.apache.org/licenses/LICENSE-2.0 | |
// | |
// Unless required by applicable law or agreed to in writing, software | |
// distributed under the License is distributed on an "AS IS" BASIS, | |
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
// See the License for the specific language governing permissions and | |
// limitations under the License. | |
uniform vec4 u_clip_adjustment; | |
uniform mat3 u_view_matrix; | |
attribute vec2 a_position; | |
attribute vec4 a_color; | |
varying vec4 v_color; | |
void main() { | |
vec3 pos2d = u_view_matrix * vec3(a_position, 1); | |
gl_Position = vec4(pos2d.xy * u_clip_adjustment.xy + | |
u_clip_adjustment.zw, 0, pos2d.z); | |
v_color = a_color; | |
} |