/*******************************************************************************
 * Breakout Cave Survey Visualizer
 *
 * Copyright (C) 2014 James Edwards
 *
 * jedwards8 at fastmail dot fm
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program 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 General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *******************************************************************************/
package org.andork.jogl.shadelet;

public class DistParamShadelet extends Shadelet {
	public DistParamShadelet() {
		setProperty("v", "v");
		setProperty("m", "m");
		setProperty("pos", "a_pos");
		setProperty("convPos", "vec4($pos, 1.0)");
		setProperty("out", "v_dist");
		setProperty("vDeclaration", "/* vertex */ uniform mat4 $v;");
		setProperty("mDeclaration", "/* vertex */ uniform mat4 $m;");
		setProperty("posDeclaration", "attribute vec3 $pos;");
		setProperty("outDeclaration", "varying float $out;");
	}

	public DistParamShadelet convPos(Object convPos) {
		setProperty("convPos", convPos);
		return this;
	}

	@Override
	public String getVertexShaderMainCode() {
		return "  $out = -($v * $m * $convPos).z;";
	}

	public DistParamShadelet m(Object m) {
		setProperty("m", m);
		return this;
	}

	public DistParamShadelet mDeclaration(Object mDeclaration) {
		setProperty("mDeclaration", mDeclaration);
		return this;
	}

	public String out() {
		return replaceProperties("$out");
	}

	public DistParamShadelet out(Object out) {
		setProperty("out", out);
		return this;
	}

	public DistParamShadelet outDeclaration(Object outDeclaration) {
		setProperty("outDeclaration", outDeclaration);
		return this;
	}

	public DistParamShadelet pos(Object pos) {
		setProperty("pos", pos);
		return this;
	}

	public DistParamShadelet posDeclaration(Object posDeclaration) {
		setProperty("posDeclaration", posDeclaration);
		return this;
	}

	public DistParamShadelet v(Object v) {
		setProperty("v", v);
		return this;
	}

	public DistParamShadelet vDeclaration(Object vDeclaration) {
		setProperty("vDeclaration", vDeclaration);
		return this;
	}
}