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/**
* @file materialF.glsl
*
* $LicenseInfo:firstyear=2023&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2023, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
/*[EXTRA_CODE_HERE]*/
// debug stub
#define DIFFUSE_ALPHA_MODE_BLEND 1
#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
out vec4 frag_color;
#else
out vec4 frag_data[4];
#endif
void main()
{
#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
frag_color = vec4(0.5, 0, 1, 0.5);
#else // mode is not DIFFUSE_ALPHA_MODE_BLEND, encode to gbuffer
// deferred path // See: C++: addDeferredAttachment(), shader: softenLightF.glsl
frag_data[0] = vec4(0.5, 0, 1, 0); // gbuffer is sRGB for legacy materials
frag_data[1] = vec4(0); // XYZ = Specular color. W = Specular exponent.
frag_data[2] = vec4(0); // XY = Normal. Z = Env. intensity. W = 1 skip atmos (mask off fog)
#if defined(HAS_EMISSIVE)
frag_data[3] = vec4(0);
#endif
#endif
}
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