bgfx/examples/13-stencil/vs_stencil_texture_lighting.sc

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$input a_position, a_normal, a_texcoord0
$output v_normal, v_view, v_texcoord0
/*
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* Copyright 2013-2014 Dario Manesku. All rights reserved.
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* License: https://github.com/bkaradzic/bgfx/blob/master/LICENSE
*/
#include "../common/common.sh"
void main()
{
gl_Position = mul(u_modelViewProj, vec4(a_position, 1.0) );
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vec4 normal = a_normal * 2.0 - 1.0;
v_normal = mul(u_modelView, vec4(normal.xyz, 0.0) ).xyz;
v_view = mul(u_modelView, vec4(a_position, 1.0) ).xyz;
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v_texcoord0 = a_texcoord0;
}