Reorganizes project and sets up bazel.
This commit is contained in:
530
window.cpp
Executable file
530
window.cpp
Executable file
@@ -0,0 +1,530 @@
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/***************************************************************************
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* Copyright (C) 2001-2023 by Tom Hicks *
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* headhunter3@gmail.com *
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* *
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* This program 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 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program 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 this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include "window.h"
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#include <OpenGL/gl.h>
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#include <OpenGL/glu.h>
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namespace OpenArena {
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wdeprecated-declarations"
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void OpenArena::Window::SwapBuffers() {
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#if defined USE_GLX
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if (doubleBuffered) {
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glXSwapBuffers(display, window);
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}
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#elif defined USE_AGL
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aglSwapBuffers(_aglContext);
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#elif defined USE_CGL
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CGLFlushDrawable(cglContext);
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#elif defined USE_WGL
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::SwapBuffers(deviceContext);
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#endif
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}
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bool OpenArena::Window::Open() {
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#if defined USE_GLX
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XVisualInfo* vi;
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Colormap cmap;
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int bestMode = 0;
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int vidModeMajorVersion;
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int vidModeMinorVersion;
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int glxMajorVersion;
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int glxMinorVersion;
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int modeNum;
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#if defined HAVE_XF86VIDMODE
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XF86VidModeModeInfo** modes;
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#endif
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Atom wmDelete;
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::Window winDummy;
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unsigned int borderDummy;
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display = XOpenDisplay(0);
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screen = DefaultScreen(display);
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#if defined HAVE_XF86VIDMODE
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XF86VidModeQueryVersion(display, &vidModeMajorVersion, &vidModeMinorVersion);
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printf("XF86VidModeExtension-Version %d.%d\n", vidModeMajorVersion, vidModeMinorVersion);
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XF86VidModeGetAllModeLines(display, screen, &modeNum, &modes);
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vidMode = *modes[0];
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int i;
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for (i = 0; i < modeNum; i++) {
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// Add a check for colordepth here
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if ((modes[i]->hdisplay == _width) && (modes[i]->vdisplay == _height)) {
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bestMode = i;
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}
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}
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#endif
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vi = glXChooseVisual(display, screen, attrListDbl);
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if (vi == NULL) {
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vi = glXChooseVisual(display, screen, attrListSgl);
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doubleBuffered = false;
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printf("Only Singlebuffered Visual!\n");
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} else {
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doubleBuffered = true;
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printf("Got Doublebuffered Visual!\n");
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}
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glXQueryVersion(display, &glxMajorVersion, &glxMinorVersion);
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printf("glX-Version %d.%d\n", glxMajorVersion, glxMinorVersion);
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hRC = glXCreateContext(display, vi, 0, GL_TRUE);
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cmap = XCreateColormap(display, RootWindow(display, vi->screen), vi->visual, AllocNone);
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attributes.colormap = cmap;
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attributes.border_pixel = 0;
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attributes.event_mask = ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
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// PointerMotionMask | ButtonMotionMask |
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StructureNotifyMask;
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if (_fullscreen) {
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#if defined HAVE_XF86VIDMODE
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XF86VidModeSwitchToMode(display, screen, modes[bestMode]);
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XF86VidModeSetViewPort(display, screen, 0, 0);
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XFree(modes);
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#endif
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attributes.override_redirect = true;
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window = XCreateWindow(display,
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RootWindow(display, vi->screen),
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0,
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0,
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_width,
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_height,
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0,
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vi->depth,
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InputOutput,
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vi->visual,
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CWBorderPixel | CWColormap | CWEventMask | CWOverrideRedirect,
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&attributes);
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XWarpPointer(display, None, window, 0, 0, 0, 0, 0, 0);
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XMapRaised(display, window);
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XGrabKeyboard(display, window, true, GrabModeAsync, GrabModeAsync, CurrentTime);
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XGrabPointer(display, window, true, ButtonPressMask, GrabModeAsync, GrabModeAsync, window, None, CurrentTime);
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XDefineCursor(display, window, CreateFullscreenCursor());
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} else {
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window = XCreateWindow(display,
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RootWindow(display, vi->screen),
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0,
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0,
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_width,
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_height,
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0,
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vi->depth,
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InputOutput,
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vi->visual,
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CWBorderPixel | CWColormap | CWEventMask,
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&attributes);
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wmDelete = XInternAtom(display, "WM_DELETE_WINDOW", true);
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XSetWMProtocols(display, window, &wmDelete, 1);
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XSetStandardProperties(display, window, GetName(), GetName(), None, NULL, 0, NULL);
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XMapRaised(display, window);
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XDefineCursor(display, window, CreateWindowedCursor());
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}
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glXMakeCurrent(display, window, hRC);
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unsigned int twidth, theight, depth;
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XGetGeometry(display, window, &winDummy, &x, &y, &twidth, &theight, &borderDummy, &depth);
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_colorDepth = (char)depth;
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_height = (short)twidth;
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_width = (short)theight;
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printf("Resolution %dx%d\n", twidth, theight);
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printf("Depth %d\n", depth);
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if (glXIsDirect(display, hRC)) {
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printf("Congrats, you have Direct Rendering!\n");
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} else {
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printf("Sorry, no Direct Rendering possible!\n");
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}
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_initializer->Initialize();
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return true;
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#elif defined USE_AGL
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OSStatus err = noErr;
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SetRect(&_bounds, 0, 0, 640, 480);
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err = CreateNewWindow(kDocumentWindowClass,
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kWindowStandardHandlerAttribute | kWindowCloseBoxAttribute | kWindowFullZoomAttribute
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| kWindowCollapseBoxAttribute,
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&_bounds,
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&_window);
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if (err != noErr) {
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return false;
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}
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RepositionWindow(_window, NULL, kWindowCascadeOnMainScreen);
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AGLDevice* devices = NULL;
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GLint deviceCount = 0;
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GLint attributes[] = {AGL_ACCELERATED, AGL_NO_RECOVERY, AGL_RGBA, AGL_DOUBLEBUFFER, AGL_NONE};
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AGLPixelFormat pixelFormat;
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pixelFormat = aglChoosePixelFormat(devices, deviceCount, attributes);
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_aglContext = aglCreateContext(pixelFormat, NULL);
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if (!_aglContext) {
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exit(5);
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}
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aglDestroyPixelFormat(pixelFormat);
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if (!aglSetCurrentContext(_aglContext)) {
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exit(6);
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}
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if (!aglSetDrawable(_aglContext, GetWindowPort(_window))) {
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exit(7);
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}
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glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
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glClear(GL_COLOR_BUFFER_BIT);
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aglSwapBuffers(_aglContext);
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ShowWindow(_window);
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#elif defined USE_CGL
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#error undefined method
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#elif defined USE_WGL
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unsigned int PixelFormat;
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WNDCLASS wc;
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DWORD dwExStyle;
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DWORD dwStyle;
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RECT WindowRect;
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WindowRect.left = (long)0;
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WindowRect.right = (long)_width;
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WindowRect.top = (long)0;
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WindowRect.bottom = (long)_height;
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instance = GetModuleHandle(NULL);
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wc.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC;
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wc.lpfnWndProc = (WNDPROC)WndProc;
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wc.cbClsExtra = 0;
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wc.cbWndExtra = 0;
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wc.hInstance = instance;
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wc.hIcon = LoadIcon(NULL, IDI_WINLOGO);
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wc.hCursor = LoadCursor(NULL, IDC_ARROW);
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wc.hbrBackground = NULL;
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wc.lpszMenuName = NULL;
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wc.lpszClassName = "OpenArena v0.1.0";
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if (!RegisterClass(&wc)) {
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MessageBox(NULL, "Failed To Register The Window Class.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
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return false;
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}
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if (_fullscreen) {
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DEVMODE dmScreenSettings;
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memset(&dmScreenSettings, 0, sizeof(dmScreenSettings));
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dmScreenSettings.dmSize = sizeof(dmScreenSettings);
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dmScreenSettings.dmPelsWidth = _width;
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dmScreenSettings.dmPelsHeight = _height;
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dmScreenSettings.dmBitsPerPel = _colorDepth;
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dmScreenSettings.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
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if (ChangeDisplaySettings(&dmScreenSettings, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL) {
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if (MessageBox(NULL,
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"The Requested Fullscreen Mode Is Not Supported By\nYour "
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"Video Card. Use Windowed Mode Instead?",
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"OpenArena",
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MB_YESNO | MB_ICONEXCLAMATION)
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== IDYES)
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_fullscreen = false;
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else {
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MessageBox(NULL, "Program Will Now Close.", "ERROR", MB_OK | MB_ICONSTOP);
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return false;
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}
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}
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}
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if (_fullscreen) {
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dwExStyle = WS_EX_APPWINDOW;
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dwStyle = WS_POPUP;
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ShowCursor(/*true*/ false);
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} else {
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ShowCursor(false);
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dwExStyle = WS_EX_APPWINDOW | WS_EX_WINDOWEDGE;
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dwStyle = WS_OVERLAPPEDWINDOW;
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}
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AdjustWindowRectEx(&WindowRect, dwStyle, false, dwExStyle);
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if (!(window = CreateWindowEx(dwExStyle,
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"OpenArena v0.1.0",
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GetName(),
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WS_CLIPSIBLINGS | WS_CLIPCHILDREN | dwStyle,
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0,
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0,
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WindowRect.right - WindowRect.left,
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WindowRect.bottom - WindowRect.top,
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NULL,
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NULL,
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instance,
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NULL))) {
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Close();
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MessageBox(NULL, "Window Creation Error.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
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return false;
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}
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static PIXELFORMATDESCRIPTOR pfd = {sizeof(PIXELFORMATDESCRIPTOR),
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1,
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PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER,
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PFD_TYPE_RGBA,
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_colorDepth,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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16,
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0,
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0,
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PFD_MAIN_PLANE,
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0,
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0,
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0,
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0};
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if (!(deviceContext = GetDC(window))) {
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Close();
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MessageBox(NULL, "Can't Create A GL Device Context.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
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return false;
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}
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if (!(PixelFormat = ChoosePixelFormat(deviceContext, &pfd))) {
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Close();
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MessageBox(NULL, "Can't Find A Suitable PixelFormat.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
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return false;
|
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}
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if (!SetPixelFormat(deviceContext, PixelFormat, &pfd)) {
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Close();
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MessageBox(NULL, "Can't Set The PixelFormat.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
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return false;
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}
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if (!(glContext = wglCreateContext(deviceContext))) {
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Close();
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MessageBox(NULL, "Can't Create A GL Rendering Context.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
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return false;
|
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}
|
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||||
if (!wglMakeCurrent(deviceContext, glContext)) {
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Close();
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MessageBox(NULL, "Can't Activate The GL Rendering Context.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
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return false;
|
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}
|
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|
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ShowWindow(window, SW_SHOW);
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SetForegroundWindow(window);
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SetFocus(window);
|
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_resizer->Resize(_width, _height);
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if (!_initializer->Initialize()) {
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Close();
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MessageBox(NULL, "Initialization Failed.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
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||||
return false;
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||||
}
|
||||
|
||||
return true;
|
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#endif
|
||||
return false;
|
||||
}
|
||||
|
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void OpenArena::Window::Close() {
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#if defined USE_GLX
|
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if (_fullscreen) {
|
||||
#if defined HAVE_XF86VIDMODE
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XF86VidModeSwitchToMode(display, screen, &vidMode);
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XF86VidModeSetViewPort(display, screen, 0, 0);
|
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#endif
|
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}
|
||||
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if (hRC) {
|
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if (!glXMakeCurrent(display, None, NULL)) {
|
||||
printf("Could not release drawing context.\n");
|
||||
}
|
||||
glXDestroyContext(display, hRC);
|
||||
hRC = NULL;
|
||||
}
|
||||
|
||||
XCloseDisplay(display);
|
||||
#elif defined USE_AGL
|
||||
if (!_fullscreen) {
|
||||
aglSetCurrentContext(NULL);
|
||||
aglDestroyContext(_aglContext);
|
||||
_aglContext = NULL;
|
||||
}
|
||||
#elif defined USE_CGL
|
||||
#error unimplemented method
|
||||
#elif defined USE_WGL
|
||||
if (_fullscreen) {
|
||||
ChangeDisplaySettings(NULL, 0);
|
||||
ShowCursor(true);
|
||||
}
|
||||
|
||||
if (glContext) {
|
||||
if (!wglMakeCurrent(NULL, NULL))
|
||||
MessageBox(NULL, "Release Of DC And RC Failed.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
|
||||
|
||||
if (!wglDeleteContext(glContext))
|
||||
MessageBox(NULL, "Release Rendering Context Failed.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
|
||||
|
||||
glContext = NULL;
|
||||
}
|
||||
|
||||
if (deviceContext && !ReleaseDC(window, deviceContext)) {
|
||||
MessageBox(NULL, "Release Device Context Failed.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
|
||||
deviceContext = NULL;
|
||||
}
|
||||
|
||||
if (window && !DestroyWindow(window)) {
|
||||
MessageBox(NULL, "Could Not Release hWnd.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
|
||||
window = NULL;
|
||||
}
|
||||
|
||||
if (!UnregisterClass("OpenArena v0.1.0", instance)) {
|
||||
MessageBox(NULL, "Could Not Unregister Class.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
|
||||
instance = NULL;
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
bool OpenArena::Window::Open(string title, int width, int height, int bits, bool fullscreenflag) {
|
||||
_fullscreen = fullscreenflag;
|
||||
_width = width;
|
||||
_height = height;
|
||||
_colorDepth = bits;
|
||||
_name = title;
|
||||
|
||||
return Open();
|
||||
}
|
||||
|
||||
OpenArena::Window::Window() {
|
||||
_initializer = new Initializer();
|
||||
_resizer = new Resizer();
|
||||
}
|
||||
|
||||
OpenArena::Window::~Window() {}
|
||||
|
||||
void OpenArena::Window::SetInitializer(OpenArena::Window::Initializer* initializer) {
|
||||
_initializer = initializer;
|
||||
}
|
||||
|
||||
void OpenArena::Window::SetResizer(OpenArena::Window::Resizer* resizer) {
|
||||
_resizer = resizer;
|
||||
}
|
||||
|
||||
void OpenArena::Window::Resizer::Resize(uint32_t width, uint32_t height) {
|
||||
if (height == 0) height = 1;
|
||||
|
||||
glViewport(0, 0, width, height);
|
||||
glMatrixMode(GL_PROJECTION);
|
||||
glLoadIdentity();
|
||||
|
||||
gluPerspective(45.0f, (float)width / (float)height, 0.1f, 100.0f);
|
||||
|
||||
glMatrixMode(GL_MODELVIEW);
|
||||
glLoadIdentity();
|
||||
}
|
||||
|
||||
int OpenArena::Window::Initializer::Initialize() {
|
||||
glEnable(GL_TEXTURE_2D);
|
||||
glShadeModel(GL_SMOOTH);
|
||||
glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
|
||||
glClearDepth(1.0f);
|
||||
glEnable(GL_DEPTH_TEST);
|
||||
glDepthFunc(GL_LEQUAL);
|
||||
glBlendFunc(GL_SRC_ALPHA, GL_ONE);
|
||||
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
void OpenArena::Window::Resize(uint32_t width, uint32_t height) {
|
||||
_resizer->Resize(width, height);
|
||||
}
|
||||
|
||||
OpenArena::Vec2i OpenArena::Window::GetMousePosition() {
|
||||
#ifdef USE_GLX
|
||||
::Window rootWindow;
|
||||
::Window childWindow;
|
||||
int rootX;
|
||||
int rootY;
|
||||
int mouseX;
|
||||
int mouseY;
|
||||
unsigned int mask;
|
||||
if (!XQueryPointer(display, window, &rootWindow, &childWindow, &rootX, &rootY, &mouseX, &mouseY, &mask)) {
|
||||
return Vec2i(-1, -1);
|
||||
} else {
|
||||
return Vec2i(mouseX, mouseY);
|
||||
}
|
||||
#elif defined USE_AGL
|
||||
#warning unimplemented method
|
||||
#elif defined USE_CGL
|
||||
#error unimplemented method
|
||||
#elif defined USE_WGL
|
||||
POINT pos;
|
||||
GetCursorPos(&pos);
|
||||
return Vec2i(pos.x, pos.y);
|
||||
#else
|
||||
return Vec2i(0, 0);
|
||||
#endif
|
||||
}
|
||||
|
||||
void OpenArena::Window::SetMousePosition(Vec2i pos) {
|
||||
#if defined USE_GLX
|
||||
XWarpPointer(display, None, window, 0, 0, 0, 0, pos.x, pos.y);
|
||||
#elif defined USE_AGL
|
||||
#warning unimplemented method
|
||||
#elif defined USE_CGL
|
||||
#error unimplemented method
|
||||
#elif defined USE_WGL
|
||||
SetCursorPos(pos.x, pos.y);
|
||||
#endif
|
||||
}
|
||||
|
||||
#ifdef USE_GLX
|
||||
Display* OpenArena::Window::GetDisplay() {
|
||||
return display;
|
||||
}
|
||||
|
||||
Cursor OpenArena::Window::CreateWindowedCursor() {
|
||||
return CreateFullscreenCursor();
|
||||
}
|
||||
|
||||
Cursor OpenArena::Window::CreateFullscreenCursor() {
|
||||
Pixmap pixmap = XCreatePixmap(display, window, 1, 1, 1);
|
||||
XColor color;
|
||||
color.pixel = 0;
|
||||
color.red = 0;
|
||||
color.flags = DoRed;
|
||||
Cursor cur = XCreatePixmapCursor(display, pixmap, pixmap, &color, &color, 0, 0);
|
||||
XFreePixmap(display, pixmap);
|
||||
return cur;
|
||||
}
|
||||
#endif
|
||||
#pragma clang diagnostic pop
|
||||
} // End namespace OpenArena
|
||||
Reference in New Issue
Block a user