File: link-struct-usage.shader_test

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[require]
GLSL >= 1.10

[vertex shader]
varying vec4 color;
struct S {
       vec4 v;
};
void func();

S a;

void main()
{
	gl_Position = gl_Vertex;

	a.v = vec4(0.0);

	func();

	color = a.v;
}

[vertex shader]
struct S {
       vec4 v;
};

S a;

void func()
{
	a.v += vec4(0.0, 1.0, 0.0, 0.0);
}

[fragment shader]
varying vec4 color;
void main()
{
	gl_FragColor = color;
}

[test]
draw rect -1 -1 2 2
probe all rgba 0.0 1.0 0.0 0.0