Split out native implementation of Display/Mouse/Keyboard into implementers of DisplayImplementation
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/*
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* Copyright (c) 2002-2004 LWJGL 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 'LWJGL' 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 display functions.
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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/Xutil.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <jni.h>
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#include "common_tools.h"
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#include "extgl.h"
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#include "extgl_glx.h"
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#include "Window.h"
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#include "display.h"
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#include "org_lwjgl_opengl_LinuxDisplay.h"
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#define USEGLX13 extgl_Extensions.GLX13
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#define ERR_MSG_SIZE 1024
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typedef struct {
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unsigned long flags;
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unsigned long functions;
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unsigned long decorations;
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long input_mode;
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unsigned long status;
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} MotifWmHints;
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#define MWM_HINTS_DECORATIONS (1L << 1)
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typedef enum {FULLSCREEN_LEGACY, FULLSCREEN_NETWM, WINDOWED} window_mode;
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static GLXContext context = NULL; // OpenGL rendering context
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static GLXFBConfig *configs = NULL;
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static GLXWindow glx_window;
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static XVisualInfo *vis_info = NULL;
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static Atom delete_atom;
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static Colormap cmap;
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static Window current_win;
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static window_mode current_window_mode;
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static int current_height;
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static int current_width;
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static bool input_released;
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static bool dirty;
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static bool vsync_enabled;
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static bool minimized;
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static bool focused;
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static bool closerequested;
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static bool grab;
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static int current_screen;
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static Display *display_connection = NULL;
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static int display_connection_usage = 0;
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static bool async_x_error;
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static char error_message[ERR_MSG_SIZE];
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static Atom warp_atom;
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GLXFBConfig getCurrentGLXFBConfig(void) {
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return configs[0];
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}
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GLXContext getCurrentGLXContext(void) {
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return context;
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}
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int getCurrentScreen(void) {
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return current_screen;
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}
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bool checkXError(JNIEnv *env) {
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XSync(getDisplay(), False);
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if (async_x_error) {
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async_x_error = false;
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if (env != NULL)
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throwException(env, error_message);
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else
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printfDebug(error_message);
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return false;
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} else
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return true;
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}
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static int errorHandler(Display *disp, XErrorEvent *error) {
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char err_msg_buffer[ERR_MSG_SIZE];
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XGetErrorText(disp, error->error_code, err_msg_buffer, ERR_MSG_SIZE);
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err_msg_buffer[ERR_MSG_SIZE - 1] = '\0';
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snprintf(error_message, ERR_MSG_SIZE, "X Error - serial: %d, error_code: %s, request_code: %d, minor_code: %d", (int)error->serial, err_msg_buffer, (int)error->request_code, (int)error->minor_code);
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error_message[ERR_MSG_SIZE - 1] = '\0';
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async_x_error = true;
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return 0;
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}
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Display *getDisplay(void) {
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return display_connection;
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}
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Display *incDisplay(JNIEnv *env) {
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if (display_connection_usage == 0) {
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async_x_error = false;
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XSetErrorHandler(errorHandler);
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display_connection = XOpenDisplay(NULL);
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if (display_connection == NULL) {
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if (env != NULL)
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throwException(env, "Could not open X display connection");
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else
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printfDebug("Could not open X display connection\n");
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return NULL;
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}
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warp_atom = XInternAtom(display_connection, "_LWJGL_WARP", False);
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}
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async_x_error = false;
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display_connection_usage++;
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return display_connection;
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}
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Atom getWarpAtom(void) {
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return warp_atom;
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}
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void decDisplay(void) {
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display_connection_usage--;
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if (display_connection_usage == 0) {
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XCloseDisplay(display_connection);
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display_connection = NULL;
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}
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}
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static void waitMapped(Window win) {
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XEvent event;
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do {
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XMaskEvent(getDisplay(), StructureNotifyMask, &event);
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} while ((event.type != MapNotify) || (event.xmap.event != win));
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}
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static void updateInputGrab(void) {
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updatePointerGrab();
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updateKeyboardGrab();
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}
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static void setRepeatMode(int mode) {
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XKeyboardControl repeat_mode;
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repeat_mode.auto_repeat_mode = mode;
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Display *disp = XOpenDisplay(NULL);
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if (disp == NULL) {
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printfDebug("Could not open display to set repeat mode\n");
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return;
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}
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XChangeKeyboardControl(disp, KBAutoRepeatMode, &repeat_mode);
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XCloseDisplay(disp);
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}
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static void setDecorations(int dec) {
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Atom motif_hints_atom = XInternAtom(getDisplay(), "_MOTIF_WM_HINTS", False);
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MotifWmHints motif_hints;
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motif_hints.flags = MWM_HINTS_DECORATIONS;
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motif_hints.decorations = dec;
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XChangeProperty (getDisplay(), getCurrentWindow(), motif_hints_atom, motif_hints_atom, 32, PropModeReplace, (unsigned char *)&motif_hints, sizeof(MotifWmHints)/sizeof(long));
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}
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bool releaseInput(void) {
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if (isLegacyFullscreen() || input_released)
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return false;
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input_released = true;
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setRepeatMode(AutoRepeatModeDefault);
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updateInputGrab();
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if (current_window_mode == FULLSCREEN_NETWM) {
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XIconifyWindow(getDisplay(), getCurrentWindow(), getCurrentScreen());
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resetDisplayMode(getCurrentScreen(), true);
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}
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return true;
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}
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static void acquireInput(void) {
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if (isLegacyFullscreen() || !input_released)
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return;
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input_released = false;
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setRepeatMode(AutoRepeatModeOff);
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updateInputGrab();
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if (current_window_mode == FULLSCREEN_NETWM) {
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temporaryRestoreMode(getCurrentScreen());
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}
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}
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bool isLegacyFullscreen(void) {
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return current_window_mode == FULLSCREEN_LEGACY;
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}
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bool shouldGrab(void) {
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return !input_released && grab;
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}
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void setGrab(bool new_grab) {
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if (new_grab != grab) {
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grab = new_grab;
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updateInputGrab();
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}
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}
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static void checkInput(void) {
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Window win;
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int revert_mode;
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XGetInputFocus(getDisplay(), &win, &revert_mode);
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if (win == current_win) {
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acquireInput();
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focused = true;
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}
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}
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void handleMessages(void) {
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XEvent event;
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Window win;
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int revert_mode;
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while (XPending(getDisplay()) > 0) {
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XNextEvent(getDisplay(), &event);
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if (XFilterEvent(&event, None) == True)
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continue;
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switch (event.type) {
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case ClientMessage:
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if (event.xclient.message_type == warp_atom) {
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handleWarpEvent(&(event.xclient));
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} else if ((event.xclient.format == 32) && ((Atom)event.xclient.data.l[0] == delete_atom))
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closerequested = true;
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break;
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case FocusOut:
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XGetInputFocus(getDisplay(), &win, &revert_mode);
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if (win != current_win) {
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releaseInput();
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focused = false;
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}
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break;
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case FocusIn:
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checkInput();
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break;
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case MapNotify:
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dirty = true;
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minimized = false;
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break;
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case UnmapNotify:
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dirty = true;
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minimized = true;
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break;
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case Expose:
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dirty = true;
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break;
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case ButtonPress:
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handleButtonPress(&(event.xbutton));
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break;
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case ButtonRelease:
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handleButtonRelease(&(event.xbutton));
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break;
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case MotionNotify:
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handlePointerMotion(&(event.xmotion));
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break;
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case KeyPress:
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case KeyRelease:
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handleKeyEvent(&(event.xkey));
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break;
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}
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}
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}
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static void setWindowTitle(const char *title) {
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XStoreName(getDisplay(), current_win, title);
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}
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JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_setTitle(JNIEnv * env, jobject this, jstring title_obj) {
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const char * title = (*env)->GetStringUTFChars(env, title_obj, NULL);
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setWindowTitle(title);
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(*env)->ReleaseStringUTFChars(env, title_obj, title);
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}
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static void destroyWindow(void) {
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if (USEGLX13)
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glXDestroyWindow(getDisplay(), glx_window);
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XDestroyWindow(getDisplay(), current_win);
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XFreeColormap(getDisplay(), cmap);
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setRepeatMode(AutoRepeatModeDefault);
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}
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static bool isNetWMFullscreenSupported() {
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unsigned long nitems;
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Atom actual_type;
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int actual_format;
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unsigned long bytes_after;
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Atom *supported_list;
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Atom netwm_supported_atom = XInternAtom(getDisplay(), "_NET_SUPPORTED", False);
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int result = XGetWindowProperty(getDisplay(), RootWindow(getDisplay(), getCurrentScreen()), netwm_supported_atom, 0, 10000, False, AnyPropertyType, &actual_type, &actual_format, &nitems, &bytes_after, (void *)&supported_list);
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if (result != Success) {
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printfDebug("Unable to query _NET_SUPPORTED window property\n");
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return false;
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}
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Atom fullscreen_atom = XInternAtom(getDisplay(), "_NET_WM_STATE_FULLSCREEN", False);
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bool supported = false;
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unsigned long i;
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for (i = 0; i < nitems; i++) {
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if (fullscreen_atom == supported_list[i]) {
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supported = true;
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break;
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}
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}
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XFree(supported_list);
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return supported;
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}
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JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_reshape(JNIEnv *env, jobject this, jint x, jint y, jint width, jint height) {
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XMoveWindow(getDisplay(), getCurrentWindow(), x, y);
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}
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static bool createWindow(JNIEnv* env, int x, int y, int width, int height) {
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bool undecorated = getBooleanProperty(env, "org.lwjgl.opengl.Window.undecorated");
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dirty = true;
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focused = true;
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minimized = false;
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closerequested = false;
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vsync_enabled = false;
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grab = false;
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Window root_win;
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Window win;
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XSetWindowAttributes attribs;
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int attribmask;
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input_released = false;
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current_width = width;
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current_height = height;
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root_win = RootWindow(getDisplay(), getCurrentScreen());
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cmap = XCreateColormap(getDisplay(), root_win, vis_info->visual, AllocNone);
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attribs.colormap = cmap;
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attribs.event_mask = ExposureMask | FocusChangeMask | VisibilityChangeMask | StructureNotifyMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask;
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attribs.background_pixel = 0xFF000000;
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attribs.win_gravity = NorthWestGravity;
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attribmask = CWColormap | CWBackPixel | CWEventMask | CWWinGravity;
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if (isLegacyFullscreen()) {
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attribmask |= CWOverrideRedirect;
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attribs.override_redirect = True;
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}
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win = XCreateWindow(getDisplay(), root_win, x, y, width, height, 0, vis_info->depth, InputOutput, vis_info->visual, attribmask, &attribs);
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if (!checkXError(env)) {
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XFreeColormap(getDisplay(), cmap);
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return false;
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}
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printfDebug("Created window\n");
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current_win = win;
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if (current_window_mode != WINDOWED || undecorated) {
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// Use Motif decoration hint property and hope the window manager respects them
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setDecorations(0);
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}
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XSizeHints * size_hints = XAllocSizeHints();
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size_hints->flags = PMinSize | PMaxSize;
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size_hints->min_width = width;
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size_hints->max_width = width;
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size_hints->min_height = height;
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size_hints->max_height = height;
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XSetWMNormalHints(getDisplay(), win, size_hints);
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XFree(size_hints);
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delete_atom = XInternAtom(getDisplay(), "WM_DELETE_WINDOW", False);
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XSetWMProtocols(getDisplay(), win, &delete_atom, 1);
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if (current_window_mode == FULLSCREEN_NETWM) {
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Atom fullscreen_atom = XInternAtom(getDisplay(), "_NET_WM_STATE_FULLSCREEN", False);
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XChangeProperty(getDisplay(), getCurrentWindow(), XInternAtom(getDisplay(), "_NET_WM_STATE", False),
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XInternAtom(getDisplay(), "ATOM", False), 32, PropModeReplace, (const unsigned char*)&fullscreen_atom, 1);
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}
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XMapRaised(getDisplay(), win);
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waitMapped(win);
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XClearWindow(getDisplay(), win);
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setRepeatMode(AutoRepeatModeOff);
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if (!checkXError(env)) {
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destroyWindow();
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return false;
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}
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return true;
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}
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Window getCurrentWindow(void) {
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return current_win;
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}
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int getWindowWidth(void) {
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return current_width;
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}
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int getWindowHeight(void) {
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return current_height;
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}
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JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_update
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(JNIEnv *env, jobject this)
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{
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handleMessages();
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}
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static bool makeCurrent(void) {
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if (USEGLX13)
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return glXMakeContextCurrent(getDisplay(), glx_window, glx_window, context) == True;
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else
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return glXMakeCurrent(getDisplay(), getCurrentWindow(), context) == True;
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}
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JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_makeCurrent
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(JNIEnv *env, jobject this)
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{
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if (!makeCurrent())
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throwException(env, "Could not make display context current");
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}
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int convertToBPE(int bpp) {
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int bpe;
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switch (bpp) {
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case 32:
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case 24:
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bpe = 8;
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break;
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case 16: /* Fall through */
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default:
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bpe = 4;
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break;
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}
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return bpe;
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}
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GLXContext getCurrentContext(void) {
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return context;
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}
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static GLXFBConfig *chooseVisualGLX13FromBPP(JNIEnv *env, jobject pixel_format, int bpp, int drawable_type, bool double_buffer) {
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jclass cls_pixel_format = (*env)->GetObjectClass(env, pixel_format);
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int alpha = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "alpha", "I"));
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int depth = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "depth", "I"));
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int stencil = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "stencil", "I"));
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int samples = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "samples", "I"));
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int num_aux_buffers = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "num_aux_buffers", "I"));
|
||||
int accum_bpp = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "accum_bpp", "I"));
|
||||
int accum_alpha = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "accum_alpha", "I"));
|
||||
bool stereo = (bool)(*env)->GetBooleanField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "stereo", "Z"));
|
||||
|
||||
int bpe = convertToBPE(bpp);
|
||||
int accum_bpe = convertToBPE(accum_bpp);
|
||||
attrib_list_t attrib_list;
|
||||
initAttribList(&attrib_list);
|
||||
putAttrib(&attrib_list, GLX_RENDER_TYPE); putAttrib(&attrib_list, GLX_RGBA_BIT);
|
||||
putAttrib(&attrib_list, GLX_DOUBLEBUFFER); putAttrib(&attrib_list, double_buffer ? True : False);
|
||||
putAttrib(&attrib_list, GLX_DRAWABLE_TYPE); putAttrib(&attrib_list, drawable_type);
|
||||
putAttrib(&attrib_list, GLX_DEPTH_SIZE); putAttrib(&attrib_list, depth);
|
||||
putAttrib(&attrib_list, GLX_RED_SIZE); putAttrib(&attrib_list, bpe);
|
||||
putAttrib(&attrib_list, GLX_GREEN_SIZE); putAttrib(&attrib_list, bpe);
|
||||
putAttrib(&attrib_list, GLX_BLUE_SIZE); putAttrib(&attrib_list, bpe);
|
||||
putAttrib(&attrib_list, GLX_ALPHA_SIZE); putAttrib(&attrib_list, alpha);
|
||||
putAttrib(&attrib_list, GLX_STENCIL_SIZE); putAttrib(&attrib_list, stencil);
|
||||
putAttrib(&attrib_list, GLX_AUX_BUFFERS); putAttrib(&attrib_list, num_aux_buffers);
|
||||
putAttrib(&attrib_list, GLX_ACCUM_RED_SIZE); putAttrib(&attrib_list, accum_bpe);
|
||||
putAttrib(&attrib_list, GLX_ACCUM_GREEN_SIZE); putAttrib(&attrib_list, accum_bpe);
|
||||
putAttrib(&attrib_list, GLX_ACCUM_BLUE_SIZE); putAttrib(&attrib_list, accum_bpe);
|
||||
putAttrib(&attrib_list, GLX_ACCUM_ALPHA_SIZE); putAttrib(&attrib_list, accum_alpha);
|
||||
putAttrib(&attrib_list, GLX_STEREO); putAttrib(&attrib_list, stereo ? True : False);
|
||||
if (samples > 0 && extgl_Extensions.GLX_ARB_multisample) {
|
||||
putAttrib(&attrib_list, GLX_SAMPLE_BUFFERS_ARB); putAttrib(&attrib_list, 1);
|
||||
putAttrib(&attrib_list, GLX_SAMPLES_ARB); putAttrib(&attrib_list, samples);
|
||||
}
|
||||
putAttrib(&attrib_list, None); putAttrib(&attrib_list, None);
|
||||
int num_formats = 0;
|
||||
GLXFBConfig* configs = glXChooseFBConfig(getDisplay(), getCurrentScreen(), attrib_list.attribs, &num_formats);
|
||||
if (num_formats > 0) {
|
||||
return configs;
|
||||
} else {
|
||||
if (configs != NULL)
|
||||
XFree(configs);
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
|
||||
GLXFBConfig *chooseVisualGLX13(JNIEnv *env, jobject pixel_format, bool use_display_bpp, int drawable_type, bool double_buffer) {
|
||||
jclass cls_pixel_format = (*env)->GetObjectClass(env, pixel_format);
|
||||
int bpp;
|
||||
if (use_display_bpp) {
|
||||
bpp = XDefaultDepthOfScreen(XScreenOfDisplay(getDisplay(), getCurrentScreen()));
|
||||
GLXFBConfig *configs = chooseVisualGLX13FromBPP(env, pixel_format, bpp, drawable_type, double_buffer);
|
||||
if (configs != NULL)
|
||||
return configs;
|
||||
else
|
||||
bpp = 16;
|
||||
} else
|
||||
bpp = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "bpp", "I"));
|
||||
return chooseVisualGLX13FromBPP(env, pixel_format, bpp, drawable_type, double_buffer);
|
||||
}
|
||||
|
||||
static XVisualInfo *chooseVisualGLX(JNIEnv *env, jobject pixel_format) {
|
||||
int bpp = XDefaultDepthOfScreen(XScreenOfDisplay(getDisplay(), getCurrentScreen()));
|
||||
jclass cls_pixel_format = (*env)->GetObjectClass(env, pixel_format);
|
||||
int alpha = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "alpha", "I"));
|
||||
int depth = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "depth", "I"));
|
||||
int stencil = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "stencil", "I"));
|
||||
int samples = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "samples", "I"));
|
||||
int num_aux_buffers = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "num_aux_buffers", "I"));
|
||||
int accum_bpp = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "accum_bpp", "I"));
|
||||
int accum_alpha = (int)(*env)->GetIntField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "accum_alpha", "I"));
|
||||
bool stereo = (bool)(*env)->GetBooleanField(env, pixel_format, (*env)->GetFieldID(env, cls_pixel_format, "stereo", "Z"));
|
||||
|
||||
int bpe = convertToBPE(bpp);
|
||||
int accum_bpe = convertToBPE(accum_bpp);
|
||||
attrib_list_t attrib_list;
|
||||
initAttribList(&attrib_list);
|
||||
putAttrib(&attrib_list, GLX_RGBA);
|
||||
putAttrib(&attrib_list, GLX_DOUBLEBUFFER);
|
||||
putAttrib(&attrib_list, GLX_DEPTH_SIZE); putAttrib(&attrib_list, depth);
|
||||
putAttrib(&attrib_list, GLX_RED_SIZE); putAttrib(&attrib_list, bpe);
|
||||
putAttrib(&attrib_list, GLX_GREEN_SIZE); putAttrib(&attrib_list, bpe);
|
||||
putAttrib(&attrib_list, GLX_BLUE_SIZE); putAttrib(&attrib_list, bpe);
|
||||
putAttrib(&attrib_list, GLX_ALPHA_SIZE); putAttrib(&attrib_list, alpha);
|
||||
putAttrib(&attrib_list, GLX_STENCIL_SIZE); putAttrib(&attrib_list, stencil);
|
||||
putAttrib(&attrib_list, GLX_AUX_BUFFERS); putAttrib(&attrib_list, num_aux_buffers);
|
||||
putAttrib(&attrib_list, GLX_ACCUM_RED_SIZE); putAttrib(&attrib_list, accum_bpe);
|
||||
putAttrib(&attrib_list, GLX_ACCUM_GREEN_SIZE); putAttrib(&attrib_list, accum_bpe);
|
||||
putAttrib(&attrib_list, GLX_ACCUM_BLUE_SIZE); putAttrib(&attrib_list, accum_bpe);
|
||||
putAttrib(&attrib_list, GLX_ACCUM_ALPHA_SIZE); putAttrib(&attrib_list, accum_alpha);
|
||||
if (stereo)
|
||||
putAttrib(&attrib_list, GLX_STEREO);
|
||||
if (samples > 0 && extgl_Extensions.GLX_ARB_multisample) {
|
||||
putAttrib(&attrib_list, GLX_SAMPLE_BUFFERS_ARB); putAttrib(&attrib_list, 1);
|
||||
putAttrib(&attrib_list, GLX_SAMPLES_ARB); putAttrib(&attrib_list, samples);
|
||||
}
|
||||
putAttrib(&attrib_list, None);
|
||||
return glXChooseVisual(getDisplay(), getCurrentScreen(), attrib_list.attribs);
|
||||
}
|
||||
|
||||
static void dumpVisualInfo(XVisualInfo *vis_info) {
|
||||
int alpha, depth, stencil, r, g, b;
|
||||
int sample_buffers = 0;
|
||||
int samples = 0;
|
||||
glXGetConfig(getDisplay(), vis_info, GLX_RED_SIZE, &r);
|
||||
glXGetConfig(getDisplay(), vis_info, GLX_GREEN_SIZE, &g);
|
||||
glXGetConfig(getDisplay(), vis_info, GLX_BLUE_SIZE, &b);
|
||||
glXGetConfig(getDisplay(), vis_info, GLX_ALPHA_SIZE, &alpha);
|
||||
glXGetConfig(getDisplay(), vis_info, GLX_DEPTH_SIZE, &depth);
|
||||
glXGetConfig(getDisplay(), vis_info, GLX_STENCIL_SIZE, &stencil);
|
||||
if (extgl_Extensions.GLX_ARB_multisample) {
|
||||
glXGetConfig(getDisplay(), vis_info, GLX_SAMPLE_BUFFERS_ARB, &sample_buffers);
|
||||
glXGetConfig(getDisplay(), vis_info, GLX_SAMPLES_ARB, &samples);
|
||||
}
|
||||
printfDebug("Pixel format info: r = %d, g = %d, b = %d, a = %d, depth = %d, stencil = %d, sample buffers = %d, samples = %d\n", r, g, b, alpha, depth, stencil, sample_buffers, samples);
|
||||
}
|
||||
|
||||
static void destroyContext(void) {
|
||||
if (USEGLX13) {
|
||||
XFree(configs);
|
||||
configs = NULL;
|
||||
}
|
||||
XFree(vis_info);
|
||||
vis_info = NULL;
|
||||
glXDestroyContext(getDisplay(), context);
|
||||
context = NULL;
|
||||
}
|
||||
|
||||
static bool initWindowGLX13(JNIEnv *env, jobject pixel_format) {
|
||||
configs = chooseVisualGLX13(env, pixel_format, true, GLX_WINDOW_BIT, true);
|
||||
if (configs == NULL) {
|
||||
throwException(env, "Could not find a matching pixel format");
|
||||
return false;
|
||||
}
|
||||
context = glXCreateNewContext(getDisplay(), configs[0], GLX_RGBA_TYPE, NULL, True);
|
||||
if (context == NULL) {
|
||||
XFree(configs);
|
||||
throwException(env, "Could not create a GLX context");
|
||||
return false;
|
||||
}
|
||||
jboolean allow_software_acceleration = getBooleanProperty(env, "org.lwjgl.opengl.Window.allowSoftwareOpenGL");
|
||||
if (!allow_software_acceleration && (glXIsDirect(getDisplay(), context) == False)) {
|
||||
glXDestroyContext(getDisplay(), context);
|
||||
XFree(configs);
|
||||
throwException(env, "Could not create a direct GLX context");
|
||||
return false;
|
||||
}
|
||||
vis_info = glXGetVisualFromFBConfig(getDisplay(), configs[0]);
|
||||
if (vis_info == NULL) {
|
||||
glXDestroyContext(getDisplay(), context);
|
||||
XFree(configs);
|
||||
throwException(env, "Could not get visual from FB config");
|
||||
return false;
|
||||
}
|
||||
if (!checkXError(env)) {
|
||||
glXDestroyContext(getDisplay(), context);
|
||||
XFree(configs);
|
||||
XFree(vis_info);
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool initWindowGLX(JNIEnv *env, jobject pixel_format) {
|
||||
vis_info = chooseVisualGLX(env, pixel_format);
|
||||
if (vis_info == NULL) {
|
||||
throwException(env, "Could not find a matching pixel format");
|
||||
return false;
|
||||
}
|
||||
if (isDebugEnabled())
|
||||
dumpVisualInfo(vis_info);
|
||||
context = glXCreateContext(getDisplay(), vis_info, NULL, True);
|
||||
if (context == NULL) {
|
||||
XFree(vis_info);
|
||||
throwException(env, "Could not create a GLX context");
|
||||
return false;
|
||||
}
|
||||
jboolean allow_software_acceleration = getBooleanProperty(env, "org.lwjgl.opengl.Window.allowSoftwareOpenGL");
|
||||
if (!allow_software_acceleration && glXIsDirect(getDisplay(), context) == False) {
|
||||
glXDestroyContext(getDisplay(), context);
|
||||
XFree(vis_info);
|
||||
throwException(env, "Could not create a direct GLX context");
|
||||
return false;
|
||||
}
|
||||
if (!checkXError(env)) {
|
||||
glXDestroyContext(getDisplay(), context);
|
||||
XFree(vis_info);
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
JNIEXPORT jobjectArray JNICALL Java_org_lwjgl_opengl_LinuxDisplay_getAvailableDisplayModes(JNIEnv *env, jobject this) {
|
||||
return getAvailableDisplayModes(env, getCurrentScreen());
|
||||
}
|
||||
|
||||
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_switchDisplayMode(JNIEnv *env, jobject this, jobject mode) {
|
||||
switchDisplayMode(env, mode, getCurrentScreen());
|
||||
}
|
||||
|
||||
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_resetDisplayMode(JNIEnv *env, jobject this) {
|
||||
resetDisplayMode(getCurrentScreen(), false);
|
||||
}
|
||||
|
||||
JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_LinuxDisplay_getGammaRampLength(JNIEnv *env, jobject this) {
|
||||
return (jint)getGammaRampLength(getCurrentScreen());
|
||||
}
|
||||
|
||||
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_setGammaRamp(JNIEnv *env, jobject this, jobject gamma_buffer) {
|
||||
setGammaRamp(env, gamma_buffer, getCurrentScreen());
|
||||
}
|
||||
|
||||
JNIEXPORT jobject JNICALL Java_org_lwjgl_opengl_LinuxDisplay_init(JNIEnv *env, jobject this) {
|
||||
return initDisplay(env, getCurrentScreen());
|
||||
}
|
||||
|
||||
JNIEXPORT jstring JNICALL Java_org_lwjgl_opengl_LinuxDisplay_getAdapter(JNIEnv *env , jobject this) {
|
||||
return NULL;
|
||||
}
|
||||
|
||||
JNIEXPORT jstring JNICALL Java_org_lwjgl_opengl_LinuxDisplay_getVersion(JNIEnv *env, jobject this) {
|
||||
return NULL;
|
||||
}
|
||||
|
||||
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_createContext(JNIEnv *env, jobject this, jobject pixel_format) {
|
||||
Display *disp = incDisplay(env);
|
||||
if (disp == NULL) {
|
||||
return;
|
||||
}
|
||||
current_screen = XDefaultScreen(disp);
|
||||
if (!extgl_InitGLX(env, disp, current_screen)) {
|
||||
decDisplay();
|
||||
throwException(env, "Could not init GLX");
|
||||
return;
|
||||
}
|
||||
|
||||
if (USEGLX13) {
|
||||
initWindowGLX13(env, pixel_format);
|
||||
} else {
|
||||
initWindowGLX(env, pixel_format);
|
||||
}
|
||||
}
|
||||
|
||||
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_destroyContext(JNIEnv *env, jobject this) {
|
||||
destroyContext();
|
||||
decDisplay();
|
||||
}
|
||||
|
||||
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_createWindow(JNIEnv *env, jobject this, jobject mode, jboolean fullscreen, int x, int y) {
|
||||
bool current_fullscreen = fullscreen == JNI_TRUE;
|
||||
if (current_fullscreen) {
|
||||
if (getCurrentDisplayModeExtension() == XRANDR && isNetWMFullscreenSupported())
|
||||
current_window_mode = FULLSCREEN_NETWM;
|
||||
else
|
||||
current_window_mode = FULLSCREEN_LEGACY;
|
||||
} else
|
||||
current_window_mode = WINDOWED;
|
||||
jclass cls_displayMode = (*env)->GetObjectClass(env, mode);
|
||||
jfieldID fid_width = (*env)->GetFieldID(env, cls_displayMode, "width", "I");
|
||||
jfieldID fid_height = (*env)->GetFieldID(env, cls_displayMode, "height", "I");
|
||||
int width = (*env)->GetIntField(env, mode, fid_width);
|
||||
int height = (*env)->GetIntField(env, mode, fid_height);
|
||||
bool window_created = createWindow(env, x, y, width, height);
|
||||
if (!window_created) {
|
||||
return;
|
||||
}
|
||||
if (isDebugEnabled())
|
||||
dumpVisualInfo(vis_info);
|
||||
if (USEGLX13)
|
||||
glx_window = glXCreateWindow(getDisplay(), configs[0], getCurrentWindow(), NULL);
|
||||
if (!makeCurrent() || !checkXError(env)) {
|
||||
glXDestroyWindow(getDisplay(), glx_window);
|
||||
destroyWindow();
|
||||
}
|
||||
}
|
||||
|
||||
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_destroyWindow(JNIEnv *env, jobject this) {
|
||||
destroyWindow();
|
||||
}
|
||||
|
||||
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_swapBuffers(JNIEnv * env, jobject this)
|
||||
{
|
||||
dirty = false;
|
||||
if (USEGLX13)
|
||||
glXSwapBuffers(getDisplay(), glx_window);
|
||||
else
|
||||
glXSwapBuffers(getDisplay(), getCurrentWindow());
|
||||
}
|
||||
|
||||
JNIEXPORT jboolean JNICALL Java_org_lwjgl_opengl_LinuxDisplay_isDirty
|
||||
(JNIEnv *env, jobject this) {
|
||||
bool result = dirty;
|
||||
dirty = false;
|
||||
return result ? JNI_TRUE : JNI_FALSE;
|
||||
}
|
||||
|
||||
JNIEXPORT jboolean JNICALL Java_org_lwjgl_opengl_LinuxDisplay_isVisible
|
||||
(JNIEnv *env, jobject this) {
|
||||
return minimized ? JNI_FALSE : JNI_TRUE;
|
||||
}
|
||||
|
||||
JNIEXPORT jboolean JNICALL Java_org_lwjgl_opengl_LinuxDisplay_isCloseRequested
|
||||
(JNIEnv *env, jobject this) {
|
||||
bool saved = closerequested;
|
||||
closerequested = false;
|
||||
return saved;
|
||||
}
|
||||
|
||||
JNIEXPORT jboolean JNICALL Java_org_lwjgl_opengl_LinuxDisplay_isActive
|
||||
(JNIEnv *env, jobject this) {
|
||||
return focused ? JNI_TRUE : JNI_FALSE;
|
||||
}
|
||||
|
||||
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_setVSyncEnabled
|
||||
(JNIEnv *env, jobject this, jboolean sync)
|
||||
{
|
||||
if (extgl_Extensions.GLX_SGI_swap_control) {
|
||||
bool vsync = sync == JNI_TRUE ? true : false;
|
||||
if (vsync != vsync_enabled) {
|
||||
int interval = vsync ? 1 : 0;
|
||||
glXSwapIntervalSGI(interval);
|
||||
vsync_enabled = vsync;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
Loading…
Reference in New Issue