53 lines
1.2 KiB
Plaintext
53 lines
1.2 KiB
Plaintext
struct v2f_vertex_lit {
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vec2 uv;
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vec4 diff;
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vec4 spec;
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};
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struct v2f_img {
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vec4 pos;
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vec2 uv;
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};
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struct appdata_img {
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vec4 vertex;
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vec2 texcoord;
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};
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struct v2f {
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vec4 pos;
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vec4 uv;
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vec3 ray;
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};
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struct appdata {
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vec4 vertex;
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vec3 texcoord;
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};
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uniform vec4 _ProjectionParams;
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vec4 ComputeScreenPos( in vec4 pos );
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v2f vert( in appdata v );
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vec4 ComputeScreenPos( in vec4 pos ) {
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vec4 o;
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o = (pos * 0.500000);
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o.xy = (vec2( o.x , (o.y * _ProjectionParams.x )) + o.w );
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o.zw = pos.zw ;
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return o;
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}
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v2f vert( in appdata v ) {
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v2f o;
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o.pos = ( gl_ModelViewProjectionMatrix * v.vertex );
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o.uv = ComputeScreenPos( o.pos);
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o.ray = (( gl_ModelViewMatrix * v.vertex ).xyz * vec3( -1.00000, -1.00000, 1.00000));
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o.ray = mix( o.ray, v.texcoord, vec3( float( (v.texcoord.z != 0.000000) )));
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return o;
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}
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void main() {
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v2f xl_retval;
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appdata xlt_v;
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xlt_v.vertex = vec4( gl_Vertex);
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xlt_v.texcoord = vec3( gl_MultiTexCoord0);
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xl_retval = vert( xlt_v);
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gl_Position = vec4( xl_retval.pos);
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gl_TexCoord[0] = vec4( xl_retval.uv);
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gl_TexCoord[1] = vec4( xl_retval.ray, 0.0);
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}
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