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/**
* @file bumpF.glsl
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* $/LicenseInfo$
*/
uniform sampler2D diffuseMap;
uniform sampler2D bumpMap;
varying vec3 vary_mat0;
varying vec3 vary_mat1;
varying vec3 vary_mat2;
void main()
{
vec3 col = gl_Color.rgb * texture2D(diffuseMap, gl_TexCoord[0].xy).rgb;
vec3 norm = texture2D(bumpMap, gl_TexCoord[0].xy).rgb * 2.0 - 1.0;
vec3 tnorm = vec3(dot(norm,vary_mat0),
dot(norm,vary_mat1),
dot(norm,vary_mat2));
gl_FragData[0] = vec4(col, 0.0);
gl_FragData[1] = gl_Color.aaaa; // spec
//gl_FragData[1] = vec4(vec3(gl_Color.a), gl_Color.a+(1.0-gl_Color.a)*gl_Color.a); // spec - from former class3 - maybe better, but not so well tested
vec3 nvn = normalize(tnorm);
gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
}
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