47 lines
1.3 KiB
GLSL
47 lines
1.3 KiB
GLSL
/**
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* @file pbrShadowAlphaMaskF.glsl
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*
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* $LicenseInfo:firstyear=2023&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2023, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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out vec4 frag_color;
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uniform sampler2D diffuseMap;
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in vec4 post_pos;
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in float target_pos_x;
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in vec4 vertex_color;
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in vec2 vary_texcoord0;
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uniform float minimum_alpha;
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void main()
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{
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float alpha = texture(diffuseMap,vary_texcoord0.xy).a * vertex_color.a;
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if (alpha < minimum_alpha)
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{
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discard;
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}
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frag_color = vec4(1,1,1,1);
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}
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