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Fix the Rembrandt version of the urban shader

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This commit is contained in:
Frederic Bouvier 2012-04-16 23:50:59 +02:00
parent b887312bd1
commit e09670ea33
1 changed files with 5 additions and 2 deletions
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7
Shaders/urban-gbuffer.frag
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@ -171,9 +171,12 @@ void main (void)
if ( quality_level >= 3.0 ) {
linear_search_steps = 20;
}
vec3 normal = normalize(VNormal);
vec3 tangent = normalize(VTangent);
vec3 binormal = normalize(VBinormal);
vec3 ecPos3 = ecPosition.xyz / ecPosition.w;
vec3 V = normalize(ecPos3);
vec3 s = vec3(dot(V, VTangent), dot(V, VBinormal), dot(VNormal, -V));
vec3 s = vec3(dot(V, tangent), dot(V, binormal), dot(normal, -V));
vec2 ds = s.xy * depth_factor / s.z;
vec2 dp = gl_TexCoord[0].st - ds;
float d = ray_intersect(dp, ds);
@ -186,7 +189,7 @@ void main (void)
N.z = sqrt(1.0 - min(1.0,dot(N.xy, N.xy)));
float Nz = N.z;
N = normalize(N.x * VTangent + N.y * VBinormal + N.z * VNormal);
N = normalize(N.x * tangent + N.y * binormal + N.z * normal);
gl_FragData[0] = vec4( normal_encode(N), 0.0, 1.0 );
vec4 ambient_light = constantColor + vec4(gl_Color.rgb, 1.0);