dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/biConstants/gl_MaxVaryingVectors_vert.vert


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21

/*
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;

void main (void)
{
	// This test verifies that gl_MaxVaryingVectors is set and that its
	// value is greater than or equal to the minimum value.
	// Values greater than 8.0 will get clamped to 1.0 or white.
	color = vec4(float(gl_MaxVaryingVectors) / 8.0);

	gl_Position = gtf_ModelViewProjectionMatrix * gtf_Vertex;
}