/indra/newview/app_settings/shaders/class2/effects/blurF.glsl
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Possible License(s): LGPL-2.1
- /**
- * @file blurf.glsl
- *
- * $LicenseInfo:firstyear=2007&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2007, 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
- * $/LicenseInfo$
- */
-
- uniform sampler2DRect RenderTexture;
- uniform float bloomStrength;
- varying vec4 gl_TexCoord[gl_MaxTextureCoords];
- void main(void)
- {
- float blurWeights[7];
- blurWeights[0] = 0.05;
- blurWeights[1] = 0.1;
- blurWeights[2] = 0.2;
- blurWeights[3] = 0.3;
- blurWeights[4] = 0.2;
- blurWeights[5] = 0.1;
- blurWeights[6] = 0.05;
-
- vec3 color = vec3(0,0,0);
- for (int i = 0; i < 7; i++){
- color += vec3(texture2DRect(RenderTexture, gl_TexCoord[i].st)) * blurWeights[i];
- }
- color *= bloomStrength;
- gl_FragColor = vec4(color, 1.0);
- }