bgfx/3rdparty/glsl-optimizer/tests/vertex/zun-Hidden_Internal-GUITextureClip-in.txt

struct v2f_vertex_lit {
    vec2 uv;
    vec4 diff;
    vec4 spec;
};
struct v2f_img {
    vec4 pos;
    vec2 uv;
};
struct appdata_img {
    vec4 vertex;
    vec2 texcoord;
};
struct v2f {
    vec4 vertex;
    vec4 color;
    vec2 texcoord;
    vec2 texgencoord;
};
struct appdata_t {
    vec4 vertex;
    vec4 color;
    vec2 texcoord;
};
uniform mat4 _GUIClipTextureMatrix;
uniform vec4 _MainTex_ST;


v2f vert( in appdata_t v );
v2f vert( in appdata_t v ) {
    v2f o;
    vec4 texgen;
    o.vertex = ( gl_ModelViewProjectionMatrix * v.vertex );
    texgen = ( gl_ModelViewMatrix * v.vertex );
    o.texgencoord = vec2( ( _GUIClipTextureMatrix * texgen ));
    o.color = v.color;
    o.texcoord = ((v.texcoord.xy  * _MainTex_ST.xy ) + _MainTex_ST.zw );
    return o;
}
void main() {
    v2f xl_retval;
    appdata_t xlt_v;
    xlt_v.vertex = vec4( gl_Vertex);
    xlt_v.color = vec4( gl_Color);
    xlt_v.texcoord = vec2( gl_MultiTexCoord0);
    xl_retval = vert( xlt_v);
    gl_Position = vec4( xl_retval.vertex);
    gl_FrontColor = vec4( xl_retval.color);
    gl_TexCoord[0] = vec4( xl_retval.texcoord, 0.0, 0.0);
    gl_TexCoord[1] = vec4( xl_retval.texgencoord, 0.0, 0.0);
}