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Use QFGL on 3Dfx.

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This commit is contained in:
Jeff Teunissen 2000-12-08 04:36:23 +00:00
parent a356859bb2
commit ebc281c279
1 changed files with 35 additions and 65 deletions
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100
source/vid_3dfxsvga.c
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@ -41,17 +41,6 @@
#include <glide/sst1vid.h> #include <glide/sst1vid.h>
#include <sys/signal.h> #include <sys/signal.h>
#ifdef HAVE_DLFCN_H
# include <dlfcn.h>
#endif
#ifndef RTLD_LAZY
# ifdef DL_LAZY
# define RTLD_LAZY DL_LAZY
# else
# define RTLD_LAZY 0
# endif
#endif
#include "console.h" #include "console.h"
#include "glquake.h" #include "glquake.h"
#include "qargs.h" #include "qargs.h"
@ -65,14 +54,15 @@
#define WARP_WIDTH 320 #define WARP_WIDTH 320
#define WARP_HEIGHT 200 #define WARP_HEIGHT 200
static fxMesaContext fc = NULL; // FIXME!!!!! This belongs in include/qfgl_ext.h -- deek
typedef void (GLAPIENTRY *QF_3DfxSetDitherModeEXT) (GrDitherMode_t mode);
static void *dlhand; static fxMesaContext fc = NULL;
int VID_options_items = 0; int VID_options_items = 0;
extern void GL_Init_Common(void); extern void GL_Init_Common (void);
extern void VID_Init8bitPalette(void); extern void VID_Init8bitPalette (void);
/*-----------------------------------------------------------------------*/ /*-----------------------------------------------------------------------*/
void void
@ -95,7 +85,7 @@ signal_handler(int sig)
} }
void void
InitSig(void) InitSig (void)
{ {
signal(SIGHUP, signal_handler); signal(SIGHUP, signal_handler);
signal(SIGINT, signal_handler); signal(SIGINT, signal_handler);
@ -109,8 +99,6 @@ InitSig(void)
signal(SIGTERM, signal_handler); signal(SIGTERM, signal_handler);
} }
typedef void (GLAPIENTRY *gl3DfxSetDitherModeEXT_FUNC) (GrDitherMode_t mode);
/* /*
=============== ===============
GL_Init GL_Init
@ -123,17 +111,10 @@ GL_Init (void)
Con_Printf ("Dithering: "); Con_Printf ("Dithering: ");
dlhand = dlopen (NULL, RTLD_LAZY); if (QFGL_ExtensionPresent ("3DFX_set_dither_mode")) {
QF_gl3DfxSetDitherModeEXT dither_select = NULL;
if (dlhand == NULL) { dither_select = QFGL_ExtensionAddress ("gl3DfxSetDitherModeEXT");
Con_Printf ("unable to set.\n");
return;
}
if (strstr(gl_extensions, "3DFX_set_dither_mode")) {
gl3DfxSetDitherModeEXT_FUNC dither_select = NULL;
dither_select = (void *) dlsym(dlhand, "gl3DfxSetDitherModeEXT");
if (COM_CheckParm ("-dither_2x2")) { if (COM_CheckParm ("-dither_2x2")) {
dither_select(GR_DITHER_2x2); dither_select(GR_DITHER_2x2);
@ -146,19 +127,17 @@ GL_Init (void)
Con_Printf ("disabled.\n"); Con_Printf ("disabled.\n");
} }
} }
dlclose(dlhand);
dlhand = NULL;
} }
void void
GL_EndRendering (void) GL_EndRendering (void)
{ {
glFlush(); glFlush ();
fxMesaSwapBuffers(); fxMesaSwapBuffers ();
Sbar_Changed (); Sbar_Changed ();
} }
static int resolutions[][3]={ static int resolutions[][3] = {
{ 320, 200, GR_RESOLUTION_320x200 }, { 320, 200, GR_RESOLUTION_320x200 },
{ 320, 240, GR_RESOLUTION_320x240 }, { 320, 240, GR_RESOLUTION_320x240 },
{ 400, 256, GR_RESOLUTION_400x256 }, { 400, 256, GR_RESOLUTION_400x256 },
@ -211,7 +190,7 @@ static int resolutions[][3]={
static int static int
findres(int *width, int *height) findres (int *width, int *height)
{ {
int i; int i;
@ -229,12 +208,8 @@ findres(int *width, int *height)
return GR_RESOLUTION_640x480; return GR_RESOLUTION_640x480;
} }
typedef void (GLAPIENTRY *glColorTableEXT_FUNC) (GLenum, GLenum, GLsizei,
GLenum, GLenum, const GLvoid *);
typedef void (GLAPIENTRY *gl3DfxSetPaletteEXT_FUNC) (GLuint *pal);
void void
VID_Init(unsigned char *palette) VID_Init (unsigned char *palette)
{ {
int i; int i;
GLint attribs[32]; GLint attribs[32];
@ -244,11 +219,11 @@ VID_Init(unsigned char *palette)
vid.maxwarpwidth = WARP_WIDTH; vid.maxwarpwidth = WARP_WIDTH;
vid.maxwarpheight = WARP_HEIGHT; vid.maxwarpheight = WARP_HEIGHT;
vid.colormap = host_colormap; vid.colormap = host_colormap;
vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048)); vid.fullbright = 256 - LittleLong (*((int *) vid.colormap + 2048));
// interpret command-line params // interpret command-line params
// set vid parameters // set vid parameters
attribs[0] = FXMESA_DOUBLEBUFFER; attribs[0] = FXMESA_DOUBLEBUFFER;
attribs[1] = FXMESA_ALPHA_SIZE; attribs[1] = FXMESA_ALPHA_SIZE;
attribs[2] = 1; attribs[2] = 1;
@ -256,49 +231,44 @@ VID_Init(unsigned char *palette)
attribs[4] = 1; attribs[4] = 1;
attribs[5] = FXMESA_NONE; attribs[5] = FXMESA_NONE;
if ((i = COM_CheckParm("-conwidth")) != 0) if ((i = COM_CheckParm ("-conwidth")))
vid.conwidth = atoi(com_argv[i+1]); vid.conwidth = atoi(com_argv[i+1]);
else else
vid.conwidth = 640; vid.conwidth = 640;
vid.conwidth &= 0xfff8; // make it a multiple of eight vid.conwidth &= 0xfff8; // make it a multiple of eight
if (vid.conwidth < 320) vid.conwidth = max (vid.conwidth, 320);
vid.conwidth = 320;
// pick a conheight that matches with correct aspect // pick a conheight that matches with correct aspect
vid.conheight = vid.conwidth*3 / 4; vid.conheight = vid.conwidth * 3 / 4;
if ((i = COM_CheckParm("-conheight")) != 0) if ((i = COM_CheckParm("-conheight")) != 0)
vid.conheight = atoi(com_argv[i+1]); vid.conheight = atoi(com_argv[i+1]);
if (vid.conheight < 200)
vid.conheight = 200;
fc = fxMesaCreateContext(0, findres(&scr_width, &scr_height), vid.conheight = max (vid.conheight, 200);
fc = fxMesaCreateContext (0, findres (&scr_width, &scr_height),
GR_REFRESH_75Hz, attribs); GR_REFRESH_75Hz, attribs);
if (!fc) if (!fc)
Sys_Error("Unable to create 3DFX context.\n"); Sys_Error ("Unable to create 3DFX context.\n");
fxMesaMakeCurrent(fc); fxMesaMakeCurrent (fc);
if (vid.conheight > scr_height) vid.width = vid.conwidth = min (vid.conwidth, scr_width);
vid.conheight = scr_height; vid.height = vid.conheight = min (vid.conheight, scr_height);
if (vid.conwidth > scr_width)
vid.conwidth = scr_width;
vid.width = vid.conwidth;
vid.height = vid.conheight;
vid.aspect = ((float)vid.height / (float)vid.width) * (320.0 / 240.0); vid.aspect = ((float) vid.height / (float) vid.width) * (320.0 / 240.0);
vid.numpages = 2; vid.numpages = 2;
InitSig(); // trap evil signals InitSig (); // trap evil signals
GL_Init(); GL_Init ();
VID_SetPalette(palette); VID_SetPalette (palette);
// Check for 3DFX Extensions and initialize them. // Check for 3DFX Extensions and initialize them.
VID_Init8bitPalette(); VID_Init8bitPalette ();
Con_Printf ("Video mode %dx%d initialized.\n", scr_width, scr_height); Con_Printf ("Video mode %dx%d initialized.\n", scr_width, scr_height);
@ -306,18 +276,18 @@ VID_Init(unsigned char *palette)
} }
void void
VID_Init_Cvars() VID_Init_Cvars (void)
{ {
} }
void void
VID_ExtraOptionDraw(unsigned int options_draw_cursor) VID_ExtraOptionDraw (unsigned int options_draw_cursor)
{ {
/* Port specific Options menu entrys */ /* Port specific Options menu entrys */
} }
void void
VID_ExtraOptionCmd(int option_cursor) VID_ExtraOptionCmd (int option_cursor)
{ {
/* /*
switch(option_cursor) switch(option_cursor)