From 3237923e10a34d14ac4aac17400811cb1c7c3bdf Mon Sep 17 00:00:00 2001 From: Graham Linden Date: Thu, 16 Aug 2018 00:31:39 +0100 Subject: MAINT-3699 new shaders supporting alpha blend/mask rigged content. Make shader loading debug logging of uniforms use ShaderUniform to make supression simpler. --- .../class1/deferred/avatarAlphaMaskShadowF.glsl | 65 ++++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 indra/newview/app_settings/shaders/class1/deferred/avatarAlphaMaskShadowF.glsl (limited to 'indra/newview/app_settings/shaders/class1/deferred/avatarAlphaMaskShadowF.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaMaskShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaMaskShadowF.glsl new file mode 100644 index 0000000000..b8ce54bcb1 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaMaskShadowF.glsl @@ -0,0 +1,65 @@ +/** + * @file treeShadowF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, 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 + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform float minimum_alpha; +uniform sampler2D diffuseMap; + +#if !DEPTH_CLAMP +VARYING vec4 post_pos; +#endif + +VARYING float target_pos_x; +VARYING float pos_w; +VARYING vec2 vary_texcoord0; + +void main() +{ + float alpha = texture2D(diffuseMap, vary_texcoord0.xy).a; + + if (alpha < 0.05) // treat as totally transparent + { + discard; + } + + if (alpha < minimum_alpha) + { + if (fract(0.5*floor(target_pos_x / pos_w )) < 0.25) + { + discard; + } + } + + frag_color = vec4(1,1,1,1); + +#if !DEPTH_CLAMP + gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0); +#endif +} -- cgit v1.2.3