1 /******************************************************************************* 2 * Copyright 2011 See AUTHORS file. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 ******************************************************************************/ 16 17 package com.badlogic.gdx.tests; 18 19 import com.badlogic.gdx.Gdx; 20 import com.badlogic.gdx.graphics.GL20; 21 import com.badlogic.gdx.graphics.OrthographicCamera; 22 import com.badlogic.gdx.graphics.Pixmap; 23 import com.badlogic.gdx.graphics.Pixmap.Format; 24 import com.badlogic.gdx.graphics.Texture; 25 import com.badlogic.gdx.graphics.g2d.BitmapFont; 26 import com.badlogic.gdx.graphics.g2d.SpriteBatch; 27 import com.badlogic.gdx.graphics.glutils.ETC1; 28 import com.badlogic.gdx.graphics.glutils.ETC1.ETC1Data; 29 import com.badlogic.gdx.tests.utils.GdxTest; 30 import com.badlogic.gdx.tests.utils.OrthoCamController; 31 32 public class ETC1Test extends GdxTest { 33 OrthographicCamera camera; 34 OrthoCamController controller; 35 Texture img1; 36 Texture img2; 37 SpriteBatch batch; 38 BitmapFont font; 39 40 @Override create()41 public void create () { 42 font = new BitmapFont(); 43 camera = new OrthographicCamera(Gdx.graphics.getWidth(), Gdx.graphics.getHeight()); 44 controller = new OrthoCamController(camera); 45 Gdx.input.setInputProcessor(controller); 46 47 Pixmap pixmap = new Pixmap(32, 32, Format.RGB565); 48 pixmap.setColor(1, 0, 0, 1); 49 pixmap.fill(); 50 pixmap.setColor(0, 1, 0, 1); 51 pixmap.drawLine(0, 0, 32, 32); 52 pixmap.drawLine(0, 32, 32, 0); 53 ETC1Data encodedImage = ETC1.encodeImagePKM(pixmap); 54 pixmap.dispose(); 55 pixmap = ETC1.decodeImage(encodedImage, Format.RGB565); 56 encodedImage.dispose(); 57 58 img1 = new Texture(pixmap); 59 img2 = new Texture("data/test.etc1"); 60 batch = new SpriteBatch(); 61 pixmap.dispose(); 62 } 63 64 @Override render()65 public void render () { 66 Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT); 67 68 camera.update(); 69 70 batch.setProjectionMatrix(camera.combined); 71 batch.begin(); 72 batch.draw(img2, -100, 0); 73 batch.draw(img1, 0, 0); 74 batch.end(); 75 76 batch.getProjectionMatrix().setToOrtho2D(0, 0, Gdx.graphics.getWidth(), Gdx.graphics.getHeight()); 77 batch.begin(); 78 font.draw(batch, "fps: " + Gdx.graphics.getFramesPerSecond(), 0, 30); 79 batch.end(); 80 } 81 82 @Override dispose()83 public void dispose () { 84 batch.dispose(); 85 font.dispose(); 86 img1.dispose(); 87 img2.dispose(); 88 } 89 } 90