/* * Copyright (C) 2012-2014 Oleg Dolya * * 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 3 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, see <http://www.gnu.org/licenses/> */ package com.watabou.glwrap; import android.opengl.GLES20; public class Shader { public static final int VERTEX = GLES20.GL_VERTEX_SHADER; public static final int FRAGMENT = GLES20.GL_FRAGMENT_SHADER; private int handle; public Shader( int type ) { handle = GLES20.glCreateShader( type ); if(handle==0){ throw new AssertionError(); } } public int handle() { return handle; } public void source( String src ) { GLES20.glShaderSource( handle, src ); } public void compile() { GLES20.glCompileShader( handle ); int[] status = new int[1]; GLES20.glGetShaderiv( handle, GLES20.GL_COMPILE_STATUS, status, 0 ); if (status[0] == GLES20.GL_FALSE) { throw new Error( GLES20.glGetShaderInfoLog( handle ) ); } } public void delete() { GLES20.glDeleteShader( handle ); } public static Shader createCompiled( int type, String src ) { Shader shader = new Shader( type ); shader.source( src ); shader.compile(); return shader; } }