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Ported to C++. ported Math ops
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Elias Naur
parent
910f458521
commit
b9458afc52
26 changed files with 2037 additions and 33 deletions
226
src/native/linux/org_lwjgl_Display.cpp
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226
src/native/linux/org_lwjgl_Display.cpp
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/*
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* Copyright (c) 2002 Light Weight Java Game Library Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'Light Weight Java Game Library' nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* $Id$
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*
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* Linux specific library for display handling.
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*
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* @author elias_naur <elias_naur@users.sourceforge.net>
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* @version $Revision$
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*/
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#include <X11/X.h>
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#include <X11/Xlib.h>
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#include <X11/extensions/xf86vmode.h>
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#include <GL/glx.h>
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#include <X11/Xutil.h>
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#include <GL/gl.h>
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#include <GL/glu.h>
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#include <stdio.h>
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#include <jni.h>
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#include "org_lwjgl_Display.h"
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Display * disp;
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int screen;
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int current_fullscreen;
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Window win;
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XF86VidModeModeInfo **avail_modes;
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XVisualInfo * vis_info;
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void waitMapped(Display *disp, Window win) {
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XEvent event;
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do {
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XMaskEvent(disp, StructureNotifyMask, &event);
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} while ((event.type != MapNotify) || (event.xmap.event != win));
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}
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int getDisplayModes(Display *disp, int screen, int *num_modes, XF86VidModeModeInfo ***avail_modes) {
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int event_base, error_base, xvid_ver, xvid_rev;
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if (!XF86VidModeQueryExtension(disp, &event_base, &error_base)) {
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#ifdef _DEBUG
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printf("XF86VidMode extention not available\n");
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#endif
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return 0;
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}
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XF86VidModeQueryVersion(disp, &xvid_ver, &xvid_rev);
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#ifdef _DEBUG
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printf("XF86VidMode extention version %i.%i\n", xvid_ver, xvid_rev);
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#endif
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XF86VidModeGetAllModeLines(disp, screen, num_modes, avail_modes);
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return 1;
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}
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JNIEXPORT jboolean JNICALL Java_org_lwjgl_Display_nCreate(JNIEnv * env, jclass clazz, jint width, jint height, jint bpp, jint freq, jboolean fullscreen) {
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Window root_win;
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XSetWindowAttributes attribs;
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Colormap cmap;
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int attribmask;
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int bpe = bpp/4;
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int attriblist[] = {GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 24, GLX_RED_SIZE, bpe, GLX_GREEN_SIZE, bpe, GLX_BLUE_SIZE, bpe, GLX_ALPHA_SIZE, bpe, None};
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int num_modes, i;
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current_fullscreen = fullscreen;
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disp = XOpenDisplay(NULL);
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if (disp == NULL) {
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#ifdef _DEBUG
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printf("Could not open X connection\n");
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#endif
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return JNI_FALSE;
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}
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screen = DefaultScreen(disp);
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if (!getDisplayModes(disp, screen, &num_modes, &avail_modes)) {
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XCloseDisplay(disp);
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#ifdef _DEBUG
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printf("Could not get display modes\n");
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#endif
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return JNI_FALSE;
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}
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root_win = RootWindow(disp, screen);
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vis_info = glXChooseVisual(disp, screen, attriblist);
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if (vis_info == NULL) {
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XCloseDisplay(disp);
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#ifdef _DEBUG
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printf("Could not choose glx visual\n");
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#endif
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return JNI_FALSE;
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}
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cmap = XCreateColormap(disp, root_win, vis_info->visual, AllocNone);
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attribs.colormap = cmap;
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attribs.event_mask = ExposureMask | FocusChangeMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask;
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attribs.background_pixel = 0xFF000000;
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attribs.event_mask = StructureNotifyMask;
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attribmask = CWColormap | CWBackPixel | CWEventMask;
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if (fullscreen) {
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attribmask |= CWOverrideRedirect;
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attribs.override_redirect = True;
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}
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win = XCreateWindow(disp, root_win, 0, 0, width, height, 0, vis_info->depth, InputOutput, vis_info->visual, attribmask, &attribs);
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#ifdef _DEBUG
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printf("Created window\n");
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#endif
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if (fullscreen) {
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XMapRaised(disp, win);
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waitMapped(disp, win);
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for ( i = 0; i < num_modes; ++i ) {
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#ifdef _DEBUG
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printf("Mode %d: %dx%d\n", i, avail_modes[i]->hdisplay, avail_modes[i]->vdisplay);
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#endif
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if (avail_modes[i]->hdisplay == width && avail_modes[i]->vdisplay == height) {
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if (!XF86VidModeSwitchToMode(disp, screen, avail_modes[i])) {
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XFree(vis_info);
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XFree(avail_modes);
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XDestroyWindow(disp, win);
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XCloseDisplay(disp);
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#ifdef _DEBUG
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printf("Could not switch mode\n");
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#endif
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return JNI_FALSE;
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}
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}
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}
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XF86VidModeSetViewPort(disp, screen, 0, 0);
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} else {
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XMapWindow(disp, win);
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waitMapped(disp, win);
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}
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XClearWindow(disp, win);
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XSync(disp, True);
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return JNI_TRUE;
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}
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JNIEXPORT void JNICALL Java_org_lwjgl_Display_nDestroy(JNIEnv * env, jclass clazz) {
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XDestroyWindow(disp, win);
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if (current_fullscreen) {
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if (!XF86VidModeSwitchToMode(disp, screen, avail_modes[0])) {
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#ifdef _DEBUG
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printf("Could not switch mode\n");
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#endif
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}
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}
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XFree(avail_modes);
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XFree(vis_info);
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XCloseDisplay(disp);
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#ifdef _DEBUG
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printf("Closed X connection\n");
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#endif
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}
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/*
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* Class: org_lwjgl_Display
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* Method: getAvailableDisplayModes
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* Signature: ()[Lorg/lwjgl/DisplayMode;
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*/
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JNIEXPORT jobjectArray JNICALL Java_org_lwjgl_Display_getAvailableDisplayModes
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(JNIEnv * env, jclass clazz)
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{
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int num_modes, i;
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Display *disp = XOpenDisplay(NULL);
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int screen = DefaultScreen(disp);
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XF86VidModeModeInfo **avail_modes;
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int depth = DefaultDepth(disp, screen);
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if (disp == NULL) {
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#ifdef _DEBUG
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printf("Could not open X connection\n");
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#endif
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return NULL;
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}
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if (!getDisplayModes(disp, screen, &num_modes, &avail_modes)) {
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#ifdef _DEBUG
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printf("Could not get display modes\n");
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#endif
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return NULL;
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}
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// Allocate an array of DisplayModes big enough
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jclass displayModeClass = env->FindClass("org/lwjgl/DisplayMode");
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jobjectArray ret = env->NewObjectArray(num_modes, displayModeClass, NULL);
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jmethodID displayModeConstructor = env->GetMethodID(displayModeClass, "<init>", "(IIII)V");
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for (i = 0; i < num_modes; i++) {
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jobject displayMode = env->NewObject(displayModeClass, displayModeConstructor, avail_modes[i]->hdisplay, avail_modes[i]->vdisplay, depth, 0);
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env->SetObjectArrayElement(ret, i, displayMode);
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}
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XFree(avail_modes);
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XCloseDisplay(disp);
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return ret;
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}
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