source/blender/draw/modes/shaders/object_outline_prepass_vert.glsl


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uniform mat4 ModelViewMatrix;
uniform mat4 ModelViewProjectionMatrix;

in vec3 pos;

out vec4 pPos;
out vec3 vPos;

void main()
{
	vPos = (ModelViewMatrix * vec4(pos, 1.0)).xyz;
	pPos = ModelViewProjectionMatrix * vec4(pos, 1.0);
	/* Small bias to always be on top of the geom. */
	pPos.z -= 1e-3;
}