112 lines
3.2 KiB
Java
112 lines
3.2 KiB
Java
/*
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* opsu!dance - fork of opsu! with cursordance auto
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* Copyright (C) 2017 yugecin
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*
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* opsu!dance 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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* opsu!dance 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 opsu!dance. If not, see <http://www.gnu.org/licenses/>.
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*/
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package yugecin.opsudance.utils;
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import org.lwjgl.BufferUtils;
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import org.lwjgl.LWJGLException;
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import org.lwjgl.input.Cursor;
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import org.lwjgl.input.Mouse;
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import org.lwjgl.opengl.Display;
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import org.lwjgl.opengl.DisplayMode;
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import org.newdawn.slick.opengl.ImageIOImageData;
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import org.newdawn.slick.opengl.LoadableImageData;
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import org.newdawn.slick.opengl.TGAImageData;
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import org.newdawn.slick.util.Log;
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import org.newdawn.slick.util.ResourceLoader;
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import yugecin.opsudance.core.errorhandling.ErrorHandler;
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import java.nio.ByteBuffer;
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import java.nio.IntBuffer;
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public class GLHelper {
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/**
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* from org.newdawn.slick.AppGameContainer#setDisplayMode
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*/
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public static DisplayMode findFullscreenDisplayMode(int targetBPP, int targetFrequency, int width, int height) throws LWJGLException {
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DisplayMode[] modes = Display.getAvailableDisplayModes();
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DisplayMode foundMode = null;
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int freq = 0;
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int bpp = 0;
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for (DisplayMode current : modes) {
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if (current.getWidth() != width || current.getHeight() != height) {
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continue;
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}
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if (current.getBitsPerPixel() == targetBPP && current.getFrequency() == targetFrequency) {
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return current;
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}
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if (current.getFrequency() >= freq && (foundMode == null || current.getBitsPerPixel() >= bpp)) {
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foundMode = current;
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freq = foundMode.getFrequency();
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bpp = foundMode.getBitsPerPixel();
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}
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}
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return foundMode;
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}
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/**
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* from org.newdawn.slick.AppGameContainer#setDisplayMode
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*/
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public static void setIcons(String[] refs) {
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ByteBuffer[] bufs = new ByteBuffer[refs.length];
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for (int i = 0; i < refs.length; i++) {
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LoadableImageData data;
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boolean flip = true;
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if (refs[i].endsWith(".tga")) {
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data = new TGAImageData();
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} else {
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flip = false;
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data = new ImageIOImageData();
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}
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try {
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bufs[i] = data.loadImage(ResourceLoader.getResourceAsStream(refs[i]), flip, false, null);
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} catch (Exception e) {
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Log.error("failed to set the icon", e);
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return;
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}
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}
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Display.setIcon(bufs);
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}
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public static void hideNativeCursor() {
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try {
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int min = Cursor.getMinCursorSize();
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IntBuffer tmp = BufferUtils.createIntBuffer(min * min);
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Mouse.setNativeCursor(new Cursor(min, min, min / 2, min / 2, 1, tmp, null));
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} catch (LWJGLException e) {
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ErrorHandler.error("Cannot hide native cursor", e).show();
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}
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}
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public static void showNativeCursor() {
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try {
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Mouse.setNativeCursor(null);
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} catch (LWJGLException e) {
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ErrorHandler.error("Cannot show native cursor", e).show();
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}
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}
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}
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