--- /dev/null
+/******************************************************************************
+ * intf_3dfx.c: 3dfx interface
+ * (c)2000 VideoLAN
+ ******************************************************************************/
+
+/******************************************************************************
+ * Preamble
+ ******************************************************************************/
+#include <errno.h>
+#include <signal.h>
+#include <stdio.h> /* stderr */
+#include <stdlib.h>
+#include <string.h>
+#include <termios.h>
+#include <unistd.h> /* close() */
+#include <sys/uio.h> /* for input.h */
+
+#include <sys/types.h> /* open() */
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#include "config.h"
+#include "common.h"
+#include "mtime.h"
+#include "vlc_thread.h"
+
+#include "input.h"
+#include "video.h"
+#include "video_output.h"
+#include "intf_sys.h"
+#include "intf_msg.h"
+#include "interface.h"
+#include "main.h"
+
+/******************************************************************************
+ * intf_sys_t: description and status of 3dfx interface
+ ******************************************************************************/
+typedef struct intf_sys_s
+{
+
+} intf_sys_t;
+
+/******************************************************************************
+ * intf_SysCreate: initialize 3dfx interface
+ ******************************************************************************/
+int intf_SysCreate( intf_thread_t *p_intf )
+{
+ /* Allocate instance and initialize some members */
+ p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
+ if( p_intf->p_sys == NULL )
+ {
+ return( 1 );
+ };
+ intf_DbgMsg("0x%x\n", p_intf );
+
+ /* Spawn video output thread */
+ if( p_main->b_video )
+ {
+ p_intf->p_vout = vout_CreateThread( NULL, 0, 0, 0, NULL);
+ if( p_intf->p_vout == NULL ) /* error */
+ {
+ intf_ErrMsg("intf error: can't create output thread\n" );
+ return( 1 );
+ }
+ }
+ return( 0 );
+}
+
+/******************************************************************************
+ * intf_SysDestroy: destroy 3dfx interface
+ ******************************************************************************/
+void intf_SysDestroy( intf_thread_t *p_intf )
+{
+ /* Close input thread, if any (blocking) */
+ if( p_intf->p_input )
+ {
+ input_DestroyThread( p_intf->p_input, NULL );
+ }
+
+ /* Close video output thread, if any (blocking) */
+ if( p_intf->p_vout )
+ {
+ vout_DestroyThread( p_intf->p_vout, NULL );
+ }
+
+ /* Destroy structure */
+ free( p_intf->p_sys );
+}
+
+
+/******************************************************************************
+ * intf_SysManage: event loop
+ ******************************************************************************/
+void intf_SysManage( intf_thread_t *p_intf )
+{
+ ;
+}
+
--- /dev/null
+/******************************************************************************
+ * vout_3dfx.c: 3dfx video output display method for 3dfx cards
+ * (c)2000 VideoLAN
+ ******************************************************************************/
+
+/******************************************************************************
+ * Preamble
+ ******************************************************************************/
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#ifndef __linux__
+#include <conio.h> /* for glide ? */
+#endif
+#include <sys/uio.h> /* for input.h */
+#include <glide.h>
+
+#include "config.h"
+#include "common.h"
+#include "mtime.h"
+#include "vlc_thread.h"
+
+#include "input.h"
+#include "video.h"
+#include "video_output.h"
+#include "video_sys.h"
+#include "intf_msg.h"
+#include "main.h"
+
+#define WIDTH 640
+#define HEIGHT 480
+#define BITS_PER_PLANE 16
+#define BYTES_PER_PIXEL 2
+
+/******************************************************************************
+ * vout_sys_t: 3dfx video output method descriptor
+ ******************************************************************************
+ * This structure is part of the video output thread descriptor.
+ * It describes the 3dfx specific properties of an output thread.
+ ******************************************************************************/
+typedef struct vout_sys_s
+{
+ GrBuffer_t p_buffer; /* current buffer */
+ GrLfbInfo_t p_backbufinfo; /* back buffer info */
+ GrLfbInfo_t p_frontbufinfo; /* front buffer info */
+
+ /* Dummy video memory */
+ byte_t * p_video; /* base adress */
+ size_t i_page_size; /* page size */
+
+} vout_sys_t;
+
+/******************************************************************************
+ * Local prototypes
+ ******************************************************************************/
+static int GlideOpenDisplay ( vout_thread_t *p_vout );
+static void GlideCloseDisplay ( vout_thread_t *p_vout );
+
+/******************************************************************************
+ * vout_SysCreate: allocates 3dfx video thread output method
+ ******************************************************************************
+ * This function allocates and initializes a 3dfx vout method.
+ ******************************************************************************/
+int vout_SysCreate( vout_thread_t *p_vout, char *psz_display, int i_root_window )
+{
+ /* Allocate structure */
+ p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
+ if( p_vout->p_sys == NULL )
+ {
+ intf_ErrMsg("error: %s\n", strerror(ENOMEM) );
+ return( 1 );
+ }
+
+ /* Open and initialize device */
+ if( GlideOpenDisplay( p_vout ) )
+ {
+ intf_ErrMsg("vout error: can't open display\n");
+ free( p_vout->p_sys );
+ return( 1 );
+ }
+
+ return( 0 );
+}
+
+/******************************************************************************
+ * vout_SysInit: initialize 3dfx video thread output method
+ ******************************************************************************/
+int vout_SysInit( vout_thread_t *p_vout )
+{
+ return( 0 );
+}
+
+/******************************************************************************
+ * vout_SysEnd: terminate 3dfx video thread output method
+ ******************************************************************************/
+void vout_SysEnd( vout_thread_t *p_vout )
+{
+ ;
+}
+
+/******************************************************************************
+ * vout_SysDestroy: destroy 3dfx video thread output method
+ ******************************************************************************
+ * Terminate an output method created by vout_CreateOutputMethod
+ ******************************************************************************/
+void vout_SysDestroy( vout_thread_t *p_vout )
+{
+ GlideCloseDisplay( p_vout );
+ free( p_vout->p_sys );
+}
+
+/******************************************************************************
+ * vout_SysManage: handle 3dfx events
+ ******************************************************************************
+ * This function should be called regularly by video output thread. It manages
+ * console events. It returns a non null value on error.
+ ******************************************************************************/
+int vout_SysManage( vout_thread_t *p_vout )
+{
+ return 0;
+}
+
+/******************************************************************************
+ * vout_SysDisplay: displays previously rendered output
+ ******************************************************************************
+ * This function send the currently rendered image to 3dfx image, waits until
+ * it is displayed and switch the two rendering buffers, preparing next frame.
+ ******************************************************************************/
+void vout_SysDisplay( vout_thread_t *p_vout )
+{
+ //grRenderBuffer( GR_BUFFER_FRONTBUFFER );
+
+ /* swap the buffers */
+/* grBufferSwap( 1 );
+
+ p_vout->p_sys->p_buffer
+ = ( p_vout->p_sys->p_buffer == GR_BUFFER_FRONTBUFFER ) ?
+ GR_BUFFER_BACKBUFFER : GR_BUFFER_FRONTBUFFER;*/
+}
+
+/* following functions are local */
+
+/*****************************************************************************
+ * GlideOpenDisplay: open and initialize 3dfx device
+ *****************************************************************************/
+
+static int GlideOpenDisplay( vout_thread_t *p_vout )
+{
+ static char version[80];
+ GrHwConfiguration hwconfig;
+ GrScreenResolution_t resolution = GR_RESOLUTION_640x480;
+
+ p_vout->i_width = WIDTH;
+ p_vout->i_height = HEIGHT;
+ p_vout->i_screen_depth = BITS_PER_PLANE;
+ p_vout->i_bytes_per_pixel = BYTES_PER_PIXEL;
+ p_vout->i_bytes_per_line = 1024 * BYTES_PER_PIXEL;
+
+ p_vout->p_sys->i_page_size = WIDTH * HEIGHT * BYTES_PER_PIXEL;
+
+ p_vout->i_red_mask = 0xf800;
+ p_vout->i_green_mask = 0x07e0;
+ p_vout->i_blue_mask = 0x001f;
+
+ /* Map two framebuffers a the very beginning of the fb */
+ p_vout->p_sys->p_video = malloc( p_vout->p_sys->i_page_size * 2 );
+ if( (int)p_vout->p_sys->p_video == -1 )
+ {
+ intf_ErrMsg( "vout error: can't map video memory (%s)\n", strerror(errno) );
+ return( 1 );
+ }
+
+ grGlideGetVersion( version );
+ grGlideInit();
+
+ if( !grSstQueryHardware(&hwconfig) )
+ {
+ intf_ErrMsg( "vout error: can't get 3dfx hardware config\n" );
+ return( 1 );
+ }
+
+ grSstSelect( 0 );
+ if( !grSstWinOpen(0, resolution, GR_REFRESH_60Hz,
+ GR_COLORFORMAT_ABGR, GR_ORIGIN_UPPER_LEFT, 2, 1) )
+ {
+ intf_ErrMsg( "vout error: can't open 3dfx screen\n" );
+ return( 1 );
+ }
+
+ /* disable dithering */
+ grDitherMode( GR_DITHER_DISABLE );
+
+ /* clear both buffers */
+ grRenderBuffer( GR_BUFFER_BACKBUFFER );
+ grBufferClear( 0, 0, 0 );
+ grRenderBuffer( GR_BUFFER_FRONTBUFFER );
+ grBufferClear( 0, 0, 0 );
+ grRenderBuffer( GR_BUFFER_BACKBUFFER );
+
+ p_vout->p_sys->p_backbufinfo.size = sizeof( GrLfbInfo_t );
+ p_vout->p_sys->p_frontbufinfo.size = sizeof( GrLfbInfo_t );
+
+ /* lock the buffers */
+ if ( grLfbLock(GR_LFB_WRITE_ONLY, GR_BUFFER_FRONTBUFFER,
+ GR_LFBWRITEMODE_565, GR_ORIGIN_UPPER_LEFT, FXFALSE,
+ &p_vout->p_sys->p_frontbufinfo) == FXFALSE )
+ {
+ intf_ErrMsg( "vout error: can't take 3dfx front buffer lock\n" );
+ grGlideShutdown();
+ return( 1 );
+ }
+
+/* if ( grLfbLock(GR_LFB_WRITE_ONLY, GR_BUFFER_BACKBUFFER,
+ GR_LFBWRITEMODE_565, GR_ORIGIN_UPPER_LEFT, FXFALSE,
+ &p_vout->p_sys->p_backbufinfo) == FXFALSE )
+ {
+ intf_ErrMsg( "vout error: can't take 3dfx back buffer lock\n" );
+ grGlideShutdown();
+ return( 1 );
+ }*/
+
+ p_vout->p_sys->p_buffer = GR_BUFFER_BACKBUFFER;
+ grBufferClear( 0, 0, 0 );
+
+ /* Set and initialize buffers */
+ vout_SetBuffers( p_vout, p_vout->p_sys->p_frontbufinfo.lfbPtr,
+ p_vout->p_sys->p_frontbufinfo.lfbPtr );
+
+ return( 0 );
+}
+
+/******************************************************************************
+ * GlideCloseDisplay: close and reset 3dfx device
+ ******************************************************************************
+ * Returns all resources allocated by GlideOpenDisplay and restore the original
+ * state of the device.
+ ******************************************************************************/
+static void GlideCloseDisplay( vout_thread_t *p_vout )
+{
+ /* unlock the hidden buffer */
+ //grLfbUnlock( GR_LFB_WRITE_ONLY, GR_BUFFER_BACKBUFFER );
+ grLfbUnlock( GR_LFB_WRITE_ONLY, GR_BUFFER_FRONTBUFFER );
+
+ /* shutdown Glide */
+ grGlideShutdown();
+ free( p_vout->p_sys->p_video );
+}
+