67 lines
1.9 KiB
Java
67 lines
1.9 KiB
Java
/*
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* Pixel Dungeon
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* Copyright (C) 2012-2015 Oleg Dolya
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*
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* Shattered Pixel Dungeon
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* Copyright (C) 2014-2019 Evan Debenham
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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package com.watabou.noosa;
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import com.watabou.glscripts.Script;
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//This class should be used on heavy pixel-fill based loads when lighting is not needed.
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// It skips the lighting component of the fragment shader, giving a significant performance boost
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//Remember that switching programs is expensive
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// if this script is to be used many times try to block them together
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public class NoosaScriptNoLighting extends NoosaScript {
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@Override
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public void lighting(float rm, float gm, float bm, float am, float ra, float ga, float ba, float aa) {
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//Does nothing
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}
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public static NoosaScriptNoLighting get(){
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return Script.use( NoosaScriptNoLighting.class );
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}
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@Override
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protected String shader() {
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return SHADER;
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}
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private static final String SHADER =
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"uniform mat4 uCamera;" +
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"uniform mat4 uModel;" +
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"attribute vec4 aXYZW;" +
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"attribute vec2 aUV;" +
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"varying vec2 vUV;" +
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"void main() {" +
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" gl_Position = uCamera * uModel * aXYZW;" +
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" vUV = aUV;" +
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"}" +
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"//\n" +
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"varying mediump vec2 vUV;" +
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"uniform lowp sampler2D uTex;" +
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"void main() {" +
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" gl_FragColor = texture2D( uTex, vUV );" +
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"}";
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}
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