mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-17 02:11:35 +00:00
194 lines
4.3 KiB
C
194 lines
4.3 KiB
C
/*
|
|
vid_sgl.c
|
|
|
|
Video driver for OpenGL-using versions of SDL
|
|
|
|
Copyright (C) 1996-1997 Id Software, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
|
|
See the GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
*/
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
static __attribute__ ((used)) const char rcsid[] =
|
|
"$Id$";
|
|
|
|
#ifdef HAVE_STRING_H
|
|
# include <string.h>
|
|
#endif
|
|
#ifdef HAVE_STRINGS_H
|
|
# include <strings.h>
|
|
#endif
|
|
|
|
#include <stdlib.h>
|
|
#include <SDL.h>
|
|
|
|
#include "QF/console.h"
|
|
#include "QF/cvar.h"
|
|
#include "QF/qargs.h"
|
|
#include "QF/qendian.h"
|
|
#include "QF/sys.h"
|
|
#include "QF/vid.h"
|
|
#include "QF/GL/funcs.h"
|
|
#include "QF/GL/qf_vid.h"
|
|
|
|
#include "compat.h"
|
|
#include "context_sdl.h"
|
|
#include "r_cvar.h"
|
|
#include "sbar.h"
|
|
|
|
#ifdef _WIN32 // FIXME: evil hack to get full DirectSound support with SDL
|
|
# include <windows.h>
|
|
# include <SDL_syswm.h>
|
|
HWND mainwindow;
|
|
#endif
|
|
|
|
#define WARP_WIDTH 320
|
|
#define WARP_HEIGHT 200
|
|
|
|
int VID_options_items = 1;
|
|
|
|
SDL_Surface *screen = NULL;
|
|
|
|
|
|
void *
|
|
QFGL_GetProcAddress (void *handle, const char *name)
|
|
{
|
|
return SDL_GL_GetProcAddress (name);
|
|
}
|
|
|
|
void *
|
|
QFGL_LoadLibrary (void)
|
|
{
|
|
if (SDL_GL_LoadLibrary (gl_driver->string) != 0)
|
|
Sys_Error ("Couldn't load OpenGL library %s!", gl_driver->string);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void
|
|
GL_Init (void)
|
|
{
|
|
GL_Init_Common ();
|
|
}
|
|
|
|
VISIBLE void
|
|
GL_EndRendering (void)
|
|
{
|
|
qfglFinish ();
|
|
SDL_GL_SwapBuffers ();
|
|
Sbar_Changed ();
|
|
}
|
|
|
|
void
|
|
VID_Init (unsigned char *palette)
|
|
{
|
|
Uint32 flags = SDL_OPENGL;
|
|
int i, j;
|
|
|
|
// Initialize the SDL library
|
|
if (SDL_Init (SDL_INIT_VIDEO) < 0)
|
|
Sys_Error ("Couldn't initialize SDL: %s", SDL_GetError ());
|
|
|
|
GLF_Init ();
|
|
|
|
VID_GetWindowSize (640, 480);
|
|
|
|
vid.maxwarpwidth = WARP_WIDTH;
|
|
vid.maxwarpheight = WARP_HEIGHT;
|
|
vid.colormap8 = vid_colormap;
|
|
vid.fullbright = 256 - LittleLong (*((int *) vid.colormap8 + 2048));
|
|
|
|
// Check if we want fullscreen
|
|
if (vid_fullscreen->int_val) {
|
|
flags |= SDL_FULLSCREEN;
|
|
#ifndef _WIN32 // Don't annoy Mesa/3dfx folks
|
|
// FIXME: Maybe this could be put in a different spot, but I don't
|
|
// know where. Anyway, it's to work around a 3Dfx Glide bug.
|
|
// Cvar_SetValue (in_grab, 1); // Needs #include "QF/input.h"
|
|
putenv ((char *)"MESA_GLX_FX=fullscreen");
|
|
} else {
|
|
putenv ((char *)"MESA_GLX_FX=window");
|
|
#endif
|
|
}
|
|
|
|
// Setup GL Attributes
|
|
SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
|
|
// SDL_GL_SetAttribute (SDL_GL_STENCIL_SIZE, 0); // Try for 0, 8
|
|
// SDL_GL_SetAttribute (SDL_GL_STEREO, 1); // Someday...
|
|
|
|
for (i = 0; i < 5; i++) {
|
|
int k;
|
|
int color[5] = {32, 24, 16, 15, 0};
|
|
int rgba[5][4] = {
|
|
{8, 8, 8, 0},
|
|
{8, 8, 8, 8},
|
|
{5, 6, 5, 0},
|
|
{5, 5, 5, 0},
|
|
{5, 5, 5, 1},
|
|
};
|
|
|
|
SDL_GL_SetAttribute (SDL_GL_RED_SIZE, rgba[i][0]);
|
|
SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgba[i][1]);
|
|
SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, rgba[i][2]);
|
|
SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, rgba[i][3]);
|
|
|
|
for (j = 0; j < 5; j++) {
|
|
for (k = 32; k >= 16; k -= 8) {
|
|
SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, k);
|
|
if ((screen = SDL_SetVideoMode (vid.width, vid.height,
|
|
color[j], flags)))
|
|
goto success;
|
|
}
|
|
}
|
|
}
|
|
|
|
Sys_Error ("Couldn't set video mode: %s", SDL_GetError ());
|
|
SDL_Quit ();
|
|
|
|
success:
|
|
vid.numpages = 2;
|
|
|
|
GL_Init ();
|
|
|
|
VID_SDL_GammaCheck ();
|
|
VID_InitGamma (palette);
|
|
VID_SetPalette (vid.palette);
|
|
VID_Init8bitPalette (); // Check for 3DFX Extensions and initialize them.
|
|
|
|
Sys_MaskPrintf (SYS_VID, "Video mode %dx%d initialized.\n",
|
|
vid.width, vid.height);
|
|
|
|
vid.initialized = true;
|
|
|
|
SDL_ShowCursor (0); // hide the mouse pointer
|
|
|
|
#ifdef _WIN32
|
|
// FIXME: EVIL thing - but needed for win32 until
|
|
// SDL_sound works better - without this DirectSound fails.
|
|
|
|
// SDL_GetWMInfo(&info);
|
|
// mainwindow=info.window;
|
|
mainwindow=GetActiveWindow();
|
|
#endif
|
|
|
|
vid.recalc_refdef = 1; // force a surface cache flush
|
|
}
|