Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
-#include <termios.h>
-#include <sys/ioctl.h>
-#include <sys/stat.h>
-#include <sys/vt.h>
-#include <stdarg.h>
-#include <stdio.h>
+//#include <termios.h>
+//#include <sys/ioctl.h>
+//#include <sys/stat.h>
+//#include <sys/vt.h>
+//#include <stdarg.h>
+//#include <stdio.h>
#include <signal.h>
#include <dlfcn.h>
-#include "quakedef.h"
-
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
#include <GL/glx.h>
#include <X11/keysym.h>
#include <X11/extensions/xf86dga.h>
#include <X11/extensions/xf86vmode.h>
+#include "quakedef.h"
+
+int cl_available = true;
+
+//GLX prototypes
+XVisualInfo *(GLAPIENTRY *qglXChooseVisual)(Display *dpy, int screen, int *attribList);
+GLXContext (GLAPIENTRY *qglXCreateContext)(Display *dpy, XVisualInfo *vis, GLXContext shareList, Bool direct);
+void (GLAPIENTRY *qglXDestroyContext)(Display *dpy, GLXContext ctx);
+Bool (GLAPIENTRY *qglXMakeCurrent)(Display *dpy, GLXDrawable drawable, GLXContext ctx);
+void (GLAPIENTRY *qglXSwapBuffers)(Display *dpy, GLXDrawable drawable);
+const char *(GLAPIENTRY *qglXQueryExtensionsString)(Display *dpy, int screen);
+
+//GLX_ARB_get_proc_address
+void *(GLAPIENTRY *qglXGetProcAddressARB)(const GLubyte *procName);
+
+static gl_extensionfunctionlist_t getprocaddressfuncs[] =
+{
+ {"glXGetProcAddressARB", (void **) &qglXGetProcAddressARB},
+ {NULL, NULL}
+};
+
+//GLX_SGI_video_sync
+GLint (GLAPIENTRY *qglXGetVideoSyncSGI)(GLuint *count);
+GLint (GLAPIENTRY *qglXWaitVideoSyncSGI)(int divisor, int remainder, unsigned int *count);
+
+static gl_extensionfunctionlist_t videosyncfuncs[] =
+{
+ {"glXGetVideoSyncSGI", (void **) &qglXGetVideoSyncSGI},
+ {"glXWaitVideoSyncSGI", (void **) &qglXWaitVideoSyncSGI},
+ {NULL, NULL}
+};
+
static Display *vidx11_display = NULL;
static int scrnum;
static Window win;
/*-----------------------------------------------------------------------*/
-const char *gl_vendor;
-const char *gl_renderer;
-const char *gl_version;
-const char *gl_extensions;
-
-/*-----------------------------------------------------------------------*/
static int
XLateKey(XKeyEvent *ev)
{
vidx11_display = NULL;
win = 0;
ctx = NULL;
+
+ GL_CloseLibrary();
}
void signal_handler(int sig)
if (r_render.integer)
{
qglFinish();
- glXSwapBuffers(vidx11_display, win);
+ qglXSwapBuffers(vidx11_display, win);
}
// handle the mouse state when windowed if that's changed
usemouse = false;
- if (vid_mouse.integer && key_dest == key_game)
+ if (vid_mouse.integer && !key_consoleactive)
usemouse = true;
if (vidmode_active)
usemouse = true;
#endif
}
-void VID_Init(void)
+void VID_Init(int fullscreen, int width, int height, int bpp)
{
int i;
// LordHavoc: FIXME: finish this code, we need to allocate colors before we can store them
GLX_DEPTH_SIZE, 1,
None
};
- int width = 640, height = 480;
XSetWindowAttributes attr;
unsigned long mask;
Window root;
XVisualInfo *visinfo;
- qboolean fullscreen = true;
int MajorVersion, MinorVersion;
+ if (!GL_OpenLibrary("libGL.so.1"))
+ Sys_Error("Unable to load GL driver\n");
+
Cvar_RegisterVariable (&vid_dga);
Cvar_RegisterVariable (&vid_dga_mouseaccel);
-// interpret command-line params
-
-// set vid parameters
- if ((i = COM_CheckParm("-window")) != 0)
- fullscreen = false;
-
- if ((i = COM_CheckParm("-width")) != 0)
- width = atoi(com_argv[i+1]);
-
- if ((i = COM_CheckParm("-height")) != 0)
- height = atoi(com_argv[i+1]);
-
- if ((i = COM_CheckParm("-conwidth")) != 0)
- vid.conwidth = atoi(com_argv[i+1]);
- else
- vid.conwidth = 640;
-
- vid.conwidth &= 0xfff8; // make it a multiple of eight
-
- if (vid.conwidth < 320)
- vid.conwidth = 320;
-
- // pick a conheight that matches with correct aspect
- vid.conheight = vid.conwidth*3 / 4;
-
- if ((i = COM_CheckParm("-conheight")) != 0)
- vid.conheight = atoi(com_argv[i+1]);
- if (vid.conheight < 200)
- vid.conheight = 200;
-
if (!(vidx11_display = XOpenDisplay(NULL)))
{
fprintf(stderr, "Error couldn't open the X display\n");
vidmode_ext = true;
}
+ if ((qglXChooseVisual = GL_GetProcAddress("glXChooseVisual")) == NULL
+ || (qglXCreateContext = GL_GetProcAddress("glXCreateContext")) == NULL
+ || (qglXMakeCurrent = GL_GetProcAddress("glXMakeCurrent")) == NULL
+ || (qglXSwapBuffers = GL_GetProcAddress("glXSwapBuffers")) == NULL
+ || (qglXQueryExtensionsString = GL_GetProcAddress("glXQueryExtensionsString")) == NULL)
+ Sys_Error("glX functions not found in %s\n", gl_driver);
+
visinfo = NULL;
// LordHavoc: FIXME: finish this code, we need to allocate colors before we can store them
#if 0
if (!COM_CheckParm("-nogamma"))
- visinfo = glXChooseVisual(vidx11_display, scrnum, gammaattrib);
+ visinfo = qglXChooseVisual(vidx11_display, scrnum, gammaattrib);
#endif
if (!visinfo)
{
- visinfo = glXChooseVisual(vidx11_display, scrnum, nogammaattrib);
+ visinfo = qglXChooseVisual(vidx11_display, scrnum, nogammaattrib);
if (!visinfo)
{
- fprintf(stderr, "qkHack: Error couldn't get an RGB, Double-buffered, Depth visual\n");
+ Sys_Error("couldn't get an RGB, Double-buffered, Depth visual\n");
exit(1);
}
}
XFlush(vidx11_display);
- ctx = glXCreateContext(vidx11_display, visinfo, NULL, True);
+ ctx = qglXCreateContext(vidx11_display, visinfo, NULL, True);
- glXMakeCurrent(vidx11_display, win, ctx);
+ qglXMakeCurrent(vidx11_display, win, ctx);
scr_width = width;
scr_height = height;
- if (vid.conheight > height)
- vid.conheight = height;
- if (vid.conwidth > width)
- vid.conwidth = width;
+ if ((qglGetString = GL_GetProcAddress("glGetString")) == NULL)
+ Sys_Error("glGetString not found in %s", gl_driver);
+
+ gl_renderer = qglGetString(GL_RENDERER);
+ gl_vendor = qglGetString(GL_VENDOR);
+ gl_version = qglGetString(GL_VERSION);
+ gl_extensions = qglGetString(GL_EXTENSIONS);
+ gl_platform = "GLX";
+ gl_platformextensions = qglXQueryExtensionsString(vidx11_display, scrnum);
+
+ GL_CheckExtension("GLX_ARB_get_proc_address", getprocaddressfuncs, "-nogetprocaddress", false);
+ gl_videosyncavailable = GL_CheckExtension("GLX_SGI_video_sync", videosyncfuncs, "-novideosync", false);
InitSig(); // trap evil signals
void IN_Init(void)
{
- if (COM_CheckParm ("-nomouse"))
+ if (COM_CheckParm ("-nomouse") || COM_CheckParm("-safe"))
mouse_avail = false;
}
mouse_y = 0;
}
+static void *prjobj = NULL;
+
+int GL_OpenLibrary(const char *name)
+{
+ Con_Printf("Loading GL driver %s\n", name);
+ GL_CloseLibrary();
+ if (!(prjobj = dlopen(name, RTLD_LAZY)))
+ {
+ Con_Printf("Unable to open symbol list for %s\n", name);
+ return false;
+ }
+ strcpy(gl_driver, name);
+ return true;
+}
+
+void GL_CloseLibrary(void)
+{
+ if (prjobj)
+ dlclose(prjobj);
+ prjobj = NULL;
+ gl_driver[0] = 0;
+ qglXGetProcAddressARB = NULL;
+ gl_extensions = "";
+ gl_platform = "";
+ gl_platformextensions = "";
+}
+
+void *GL_GetProcAddress(const char *name)
+{
+ void *p = NULL;
+ if (qglXGetProcAddressARB != NULL)
+ p = (void *) qglXGetProcAddressARB(name);
+ if (p == NULL)
+ p = (void *) dlsym(prjobj, name);
+ return p;
+}