557 lines
19 KiB
C
557 lines
19 KiB
C
/*
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Copyright (C) 1997-2001 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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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.
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See the GNU General Public License for more details.
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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 Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/*
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** RW_DDRAW.C
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**
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** This handles DirecTDraw management under Windows.
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*/
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#ifndef _WIN32
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# error You should not be compiling this file on this platform
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#endif
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#include <float.h>
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#include "..\ref_soft\r_local.h"
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#define INITGUID
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#include "rw_win.h"
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static const char *DDrawError( int code );
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/*
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** DDRAW_Init
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**
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** Builds our DDRAW stuff
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*/
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qboolean DDRAW_Init( unsigned char **ppbuffer, int *ppitch )
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{
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HRESULT ddrval;
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DDSURFACEDESC ddsd;
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DDSCAPS ddscaps;
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PALETTEENTRY palentries[256];
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int i;
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extern cvar_t *sw_allow_modex;
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HRESULT (WINAPI *QDirectDrawCreate)( GUID FAR *lpGUID, LPDIRECTDRAW FAR * lplpDDRAW, IUnknown FAR * pUnkOuter );
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ri.Con_Printf( PRINT_ALL, "Initializing DirectDraw\n");
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for ( i = 0; i < 256; i++ )
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{
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palentries[i].peRed = ( d_8to24table[i] >> 0 ) & 0xff;
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palentries[i].peGreen = ( d_8to24table[i] >> 8 ) & 0xff;
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palentries[i].peBlue = ( d_8to24table[i] >> 16 ) & 0xff;
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}
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/*
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** load DLL and fetch pointer to entry point
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*/
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if ( !sww_state.hinstDDRAW )
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{
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ri.Con_Printf( PRINT_ALL, "...loading DDRAW.DLL: ");
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if ( ( sww_state.hinstDDRAW = LoadLibrary( "ddraw.dll" ) ) == NULL )
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{
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ri.Con_Printf( PRINT_ALL, "failed\n" );
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goto fail;
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}
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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}
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if ( ( QDirectDrawCreate = ( HRESULT (WINAPI *)( GUID FAR *, LPDIRECTDRAW FAR *, IUnknown FAR * ) ) GetProcAddress( sww_state.hinstDDRAW, "DirectDrawCreate" ) ) == NULL )
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{
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ri.Con_Printf( PRINT_ALL, "*** DirectDrawCreate == NULL ***\n" );
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goto fail;
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}
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/*
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** create the direct draw object
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*/
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ri.Con_Printf( PRINT_ALL, "...creating DirectDraw object: ");
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if ( ( ddrval = QDirectDrawCreate( NULL, &sww_state.lpDirectDraw, NULL ) ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "failed - %s\n", DDrawError( ddrval ) );
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goto fail;
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}
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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/*
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** see if linear modes exist first
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*/
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sww_state.modex = false;
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ri.Con_Printf( PRINT_ALL, "...setting exclusive mode: ");
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if ( ( ddrval = sww_state.lpDirectDraw->lpVtbl->SetCooperativeLevel( sww_state.lpDirectDraw,
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sww_state.hWnd,
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DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN ) ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "failed - %s\n",DDrawError (ddrval) );
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goto fail;
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}
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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/*
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** try changing the display mode normally
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*/
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ri.Con_Printf( PRINT_ALL, "...finding display mode\n" );
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ri.Con_Printf( PRINT_ALL, "...setting linear mode: " );
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if ( ( ddrval = sww_state.lpDirectDraw->lpVtbl->SetDisplayMode( sww_state.lpDirectDraw, vid.width, vid.height, 8 ) ) == DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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}
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/*
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** if no linear mode found, go for modex if we're trying 320x240
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*/
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else if ( ( sw_mode->value == 0 ) && sw_allow_modex->value )
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{
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ri.Con_Printf( PRINT_ALL, "failed\n" );
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ri.Con_Printf( PRINT_ALL, "...attempting ModeX 320x240: ");
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/*
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** reset to normal cooperative level
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*/
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sww_state.lpDirectDraw->lpVtbl->SetCooperativeLevel( sww_state.lpDirectDraw,
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sww_state.hWnd,
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DDSCL_NORMAL );
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/*
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** set exclusive mode
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*/
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if ( ( ddrval = sww_state.lpDirectDraw->lpVtbl->SetCooperativeLevel( sww_state.lpDirectDraw,
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sww_state.hWnd,
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DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN | DDSCL_NOWINDOWCHANGES | DDSCL_ALLOWMODEX ) ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "failed SCL - %s\n",DDrawError (ddrval) );
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goto fail;
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}
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/*
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** change our display mode
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*/
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if ( ( ddrval = sww_state.lpDirectDraw->lpVtbl->SetDisplayMode( sww_state.lpDirectDraw, vid.width, vid.height, 8 ) ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "failed SDM - %s\n", DDrawError( ddrval ) );
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goto fail;
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}
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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sww_state.modex = true;
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}
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else
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{
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ri.Con_Printf( PRINT_ALL, "failed\n" );
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goto fail;
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}
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/*
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** create our front buffer
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*/
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memset( &ddsd, 0, sizeof( ddsd ) );
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ddsd.dwSize = sizeof( ddsd );
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ddsd.dwFlags = DDSD_CAPS | DDSD_BACKBUFFERCOUNT;
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ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_FLIP | DDSCAPS_COMPLEX;
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ddsd.dwBackBufferCount = 1;
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ri.Con_Printf( PRINT_ALL, "...creating front buffer: ");
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if ( ( ddrval = sww_state.lpDirectDraw->lpVtbl->CreateSurface( sww_state.lpDirectDraw, &ddsd, &sww_state.lpddsFrontBuffer, NULL ) ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "failed - %s\n", DDrawError( ddrval ) );
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goto fail;
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}
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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/*
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** see if we're a ModeX mode
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*/
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sww_state.lpddsFrontBuffer->lpVtbl->GetCaps( sww_state.lpddsFrontBuffer, &ddscaps );
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if ( ddscaps.dwCaps & DDSCAPS_MODEX )
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ri.Con_Printf( PRINT_ALL, "...using ModeX\n" );
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/*
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** create our back buffer
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*/
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ddsd.ddsCaps.dwCaps = DDSCAPS_BACKBUFFER;
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ri.Con_Printf( PRINT_ALL, "...creating back buffer: " );
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if ( ( ddrval = sww_state.lpddsFrontBuffer->lpVtbl->GetAttachedSurface( sww_state.lpddsFrontBuffer, &ddsd.ddsCaps, &sww_state.lpddsBackBuffer ) ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "failed - %s\n", DDrawError( ddrval ) );
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goto fail;
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}
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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/*
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** create our rendering buffer
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*/
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memset( &ddsd, 0, sizeof( ddsd ) );
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ddsd.dwSize = sizeof( ddsd );
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ddsd.dwFlags = DDSD_WIDTH | DDSD_HEIGHT | DDSD_CAPS;
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ddsd.dwHeight = vid.height;
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ddsd.dwWidth = vid.width;
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ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY;
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ri.Con_Printf( PRINT_ALL, "...creating offscreen buffer: " );
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if ( ( ddrval = sww_state.lpDirectDraw->lpVtbl->CreateSurface( sww_state.lpDirectDraw, &ddsd, &sww_state.lpddsOffScreenBuffer, NULL ) ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "failed - %s\n", DDrawError( ddrval ) );
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goto fail;
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}
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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/*
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** create our DIRECTDRAWPALETTE
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*/
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ri.Con_Printf( PRINT_ALL, "...creating palette: " );
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if ( ( ddrval = sww_state.lpDirectDraw->lpVtbl->CreatePalette( sww_state.lpDirectDraw,
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DDPCAPS_8BIT | DDPCAPS_ALLOW256,
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palentries,
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&sww_state.lpddpPalette,
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NULL ) ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "failed - %s\n", DDrawError( ddrval ) );
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goto fail;
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}
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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ri.Con_Printf( PRINT_ALL, "...setting palette: " );
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if ( ( ddrval = sww_state.lpddsFrontBuffer->lpVtbl->SetPalette( sww_state.lpddsFrontBuffer,
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sww_state.lpddpPalette ) ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "failed - %s\n", DDrawError( ddrval ) );
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goto fail;
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}
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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DDRAW_SetPalette( ( const unsigned char * ) sw_state.currentpalette );
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/*
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** lock the back buffer
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*/
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memset( &ddsd, 0, sizeof( ddsd ) );
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ddsd.dwSize = sizeof( ddsd );
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ri.Con_Printf( PRINT_ALL, "...locking backbuffer: " );
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if ( ( ddrval = sww_state.lpddsOffScreenBuffer->lpVtbl->Lock( sww_state.lpddsOffScreenBuffer, NULL, &ddsd, DDLOCK_WAIT, NULL ) ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "failed - %s\n", DDrawError( ddrval ) );
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goto fail;
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}
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ri.Con_Printf( PRINT_ALL, "ok\n" );
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*ppbuffer = ddsd.lpSurface;
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*ppitch = ddsd.lPitch;
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for ( i = 0; i < vid.height; i++ )
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{
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memset( *ppbuffer + i * *ppitch, 0, *ppitch );
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}
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sww_state.palettized = true;
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return true;
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fail:
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ri.Con_Printf( PRINT_ALL, "*** DDraw init failure ***\n" );
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DDRAW_Shutdown();
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return false;
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}
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/*
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** DDRAW_SetPalette
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**
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** Sets the color table in our DIB section, and also sets the system palette
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** into an identity mode if we're running in an 8-bit palettized display mode.
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**
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** The palette is expected to be 1024 bytes, in the format:
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**
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** R = offset 0
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** G = offset 1
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** B = offset 2
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** A = offset 3
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*/
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void DDRAW_SetPalette( const unsigned char *pal )
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{
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PALETTEENTRY palentries[256];
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int i;
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if (!sww_state.lpddpPalette)
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return;
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for ( i = 0; i < 256; i++, pal += 4 )
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{
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palentries[i].peRed = pal[0];
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palentries[i].peGreen = pal[1];
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palentries[i].peBlue = pal[2];
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palentries[i].peFlags = PC_RESERVED | PC_NOCOLLAPSE;
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}
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if ( sww_state.lpddpPalette->lpVtbl->SetEntries( sww_state.lpddpPalette,
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0,
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0,
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256,
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palentries ) != DD_OK )
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{
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ri.Con_Printf( PRINT_ALL, "DDRAW_SetPalette() - SetEntries failed\n" );
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}
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}
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/*
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** DDRAW_Shutdown
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*/
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void DDRAW_Shutdown( void )
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{
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if ( sww_state.lpddsOffScreenBuffer )
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{
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ri.Con_Printf( PRINT_ALL, "...releasing offscreen buffer\n");
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sww_state.lpddsOffScreenBuffer->lpVtbl->Unlock( sww_state.lpddsOffScreenBuffer, vid.buffer );
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sww_state.lpddsOffScreenBuffer->lpVtbl->Release( sww_state.lpddsOffScreenBuffer );
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sww_state.lpddsOffScreenBuffer = NULL;
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}
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if ( sww_state.lpddsBackBuffer )
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{
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ri.Con_Printf( PRINT_ALL, "...releasing back buffer\n");
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sww_state.lpddsBackBuffer->lpVtbl->Release( sww_state.lpddsBackBuffer );
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sww_state.lpddsBackBuffer = NULL;
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}
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if ( sww_state.lpddsFrontBuffer )
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{
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ri.Con_Printf( PRINT_ALL, "...releasing front buffer\n");
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sww_state.lpddsFrontBuffer->lpVtbl->Release( sww_state.lpddsFrontBuffer );
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sww_state.lpddsFrontBuffer = NULL;
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}
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if (sww_state.lpddpPalette)
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{
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ri.Con_Printf( PRINT_ALL, "...releasing palette\n");
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sww_state.lpddpPalette->lpVtbl->Release ( sww_state.lpddpPalette );
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sww_state.lpddpPalette = NULL;
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}
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if ( sww_state.lpDirectDraw )
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{
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ri.Con_Printf( PRINT_ALL, "...restoring display mode\n");
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sww_state.lpDirectDraw->lpVtbl->RestoreDisplayMode( sww_state.lpDirectDraw );
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ri.Con_Printf( PRINT_ALL, "...restoring normal coop mode\n");
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sww_state.lpDirectDraw->lpVtbl->SetCooperativeLevel( sww_state.lpDirectDraw, sww_state.hWnd, DDSCL_NORMAL );
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ri.Con_Printf( PRINT_ALL, "...releasing lpDirectDraw\n");
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sww_state.lpDirectDraw->lpVtbl->Release( sww_state.lpDirectDraw );
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sww_state.lpDirectDraw = NULL;
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}
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if ( sww_state.hinstDDRAW )
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{
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ri.Con_Printf( PRINT_ALL, "...freeing library\n");
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FreeLibrary( sww_state.hinstDDRAW );
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sww_state.hinstDDRAW = NULL;
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}
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}
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static const char *DDrawError (int code)
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{
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switch(code) {
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case DD_OK:
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return "DD_OK";
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case DDERR_ALREADYINITIALIZED:
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return "DDERR_ALREADYINITIALIZED";
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case DDERR_BLTFASTCANTCLIP:
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return "DDERR_BLTFASTCANTCLIP";
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case DDERR_CANNOTATTACHSURFACE:
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return "DDER_CANNOTATTACHSURFACE";
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case DDERR_CANNOTDETACHSURFACE:
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return "DDERR_CANNOTDETACHSURFACE";
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case DDERR_CANTCREATEDC:
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return "DDERR_CANTCREATEDC";
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case DDERR_CANTDUPLICATE:
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return "DDER_CANTDUPLICATE";
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case DDERR_CLIPPERISUSINGHWND:
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return "DDER_CLIPPERUSINGHWND";
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case DDERR_COLORKEYNOTSET:
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return "DDERR_COLORKEYNOTSET";
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case DDERR_CURRENTLYNOTAVAIL:
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return "DDERR_CURRENTLYNOTAVAIL";
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case DDERR_DIRECTDRAWALREADYCREATED:
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return "DDERR_DIRECTDRAWALREADYCREATED";
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case DDERR_EXCEPTION:
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return "DDERR_EXCEPTION";
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case DDERR_EXCLUSIVEMODEALREADYSET:
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return "DDERR_EXCLUSIVEMODEALREADYSET";
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case DDERR_GENERIC:
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return "DDERR_GENERIC";
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case DDERR_HEIGHTALIGN:
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return "DDERR_HEIGHTALIGN";
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case DDERR_HWNDALREADYSET:
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return "DDERR_HWNDALREADYSET";
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case DDERR_HWNDSUBCLASSED:
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return "DDERR_HWNDSUBCLASSED";
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case DDERR_IMPLICITLYCREATED:
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return "DDERR_IMPLICITLYCREATED";
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case DDERR_INCOMPATIBLEPRIMARY:
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return "DDERR_INCOMPATIBLEPRIMARY";
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case DDERR_INVALIDCAPS:
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return "DDERR_INVALIDCAPS";
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case DDERR_INVALIDCLIPLIST:
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return "DDERR_INVALIDCLIPLIST";
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case DDERR_INVALIDDIRECTDRAWGUID:
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return "DDERR_INVALIDDIRECTDRAWGUID";
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case DDERR_INVALIDMODE:
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return "DDERR_INVALIDMODE";
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case DDERR_INVALIDOBJECT:
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return "DDERR_INVALIDOBJECT";
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case DDERR_INVALIDPARAMS:
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return "DDERR_INVALIDPARAMS";
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case DDERR_INVALIDPIXELFORMAT:
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return "DDERR_INVALIDPIXELFORMAT";
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case DDERR_INVALIDPOSITION:
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return "DDERR_INVALIDPOSITION";
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case DDERR_INVALIDRECT:
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return "DDERR_INVALIDRECT";
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case DDERR_LOCKEDSURFACES:
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return "DDERR_LOCKEDSURFACES";
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case DDERR_NO3D:
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return "DDERR_NO3D";
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case DDERR_NOALPHAHW:
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return "DDERR_NOALPHAHW";
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case DDERR_NOBLTHW:
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return "DDERR_NOBLTHW";
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case DDERR_NOCLIPLIST:
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return "DDERR_NOCLIPLIST";
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case DDERR_NOCLIPPERATTACHED:
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return "DDERR_NOCLIPPERATTACHED";
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case DDERR_NOCOLORCONVHW:
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return "DDERR_NOCOLORCONVHW";
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case DDERR_NOCOLORKEY:
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return "DDERR_NOCOLORKEY";
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case DDERR_NOCOLORKEYHW:
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return "DDERR_NOCOLORKEYHW";
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case DDERR_NOCOOPERATIVELEVELSET:
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return "DDERR_NOCOOPERATIVELEVELSET";
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case DDERR_NODC:
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return "DDERR_NODC";
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case DDERR_NODDROPSHW:
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return "DDERR_NODDROPSHW";
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case DDERR_NODIRECTDRAWHW:
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return "DDERR_NODIRECTDRAWHW";
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case DDERR_NOEMULATION:
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return "DDERR_NOEMULATION";
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case DDERR_NOEXCLUSIVEMODE:
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return "DDERR_NOEXCLUSIVEMODE";
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case DDERR_NOFLIPHW:
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return "DDERR_NOFLIPHW";
|
|
case DDERR_NOGDI:
|
|
return "DDERR_NOGDI";
|
|
case DDERR_NOHWND:
|
|
return "DDERR_NOHWND";
|
|
case DDERR_NOMIRRORHW:
|
|
return "DDERR_NOMIRRORHW";
|
|
case DDERR_NOOVERLAYDEST:
|
|
return "DDERR_NOOVERLAYDEST";
|
|
case DDERR_NOOVERLAYHW:
|
|
return "DDERR_NOOVERLAYHW";
|
|
case DDERR_NOPALETTEATTACHED:
|
|
return "DDERR_NOPALETTEATTACHED";
|
|
case DDERR_NOPALETTEHW:
|
|
return "DDERR_NOPALETTEHW";
|
|
case DDERR_NORASTEROPHW:
|
|
return "Operation could not be carried out because there is no appropriate raster op hardware present or available.\0";
|
|
case DDERR_NOROTATIONHW:
|
|
return "Operation could not be carried out because there is no rotation hardware present or available.\0";
|
|
case DDERR_NOSTRETCHHW:
|
|
return "Operation could not be carried out because there is no hardware support for stretching.\0";
|
|
case DDERR_NOT4BITCOLOR:
|
|
return "DirectDrawSurface is not in 4 bit color palette and the requested operation requires 4 bit color palette.\0";
|
|
case DDERR_NOT4BITCOLORINDEX:
|
|
return "DirectDrawSurface is not in 4 bit color index palette and the requested operation requires 4 bit color index palette.\0";
|
|
case DDERR_NOT8BITCOLOR:
|
|
return "DDERR_NOT8BITCOLOR";
|
|
case DDERR_NOTAOVERLAYSURFACE:
|
|
return "Returned when an overlay member is called for a non-overlay surface.\0";
|
|
case DDERR_NOTEXTUREHW:
|
|
return "Operation could not be carried out because there is no texture mapping hardware present or available.\0";
|
|
case DDERR_NOTFLIPPABLE:
|
|
return "DDERR_NOTFLIPPABLE";
|
|
case DDERR_NOTFOUND:
|
|
return "DDERR_NOTFOUND";
|
|
case DDERR_NOTLOCKED:
|
|
return "DDERR_NOTLOCKED";
|
|
case DDERR_NOTPALETTIZED:
|
|
return "DDERR_NOTPALETTIZED";
|
|
case DDERR_NOVSYNCHW:
|
|
return "DDERR_NOVSYNCHW";
|
|
case DDERR_NOZBUFFERHW:
|
|
return "Operation could not be carried out because there is no hardware support for zbuffer blitting.\0";
|
|
case DDERR_NOZOVERLAYHW:
|
|
return "Overlay surfaces could not be z layered based on their BltOrder because the hardware does not support z layering of overlays.\0";
|
|
case DDERR_OUTOFCAPS:
|
|
return "The hardware needed for the requested operation has already been allocated.\0";
|
|
case DDERR_OUTOFMEMORY:
|
|
return "DDERR_OUTOFMEMORY";
|
|
case DDERR_OUTOFVIDEOMEMORY:
|
|
return "DDERR_OUTOFVIDEOMEMORY";
|
|
case DDERR_OVERLAYCANTCLIP:
|
|
return "The hardware does not support clipped overlays.\0";
|
|
case DDERR_OVERLAYCOLORKEYONLYONEACTIVE:
|
|
return "Can only have ony color key active at one time for overlays.\0";
|
|
case DDERR_OVERLAYNOTVISIBLE:
|
|
return "Returned when GetOverlayPosition is called on a hidden overlay.\0";
|
|
case DDERR_PALETTEBUSY:
|
|
return "DDERR_PALETTEBUSY";
|
|
case DDERR_PRIMARYSURFACEALREADYEXISTS:
|
|
return "DDERR_PRIMARYSURFACEALREADYEXISTS";
|
|
case DDERR_REGIONTOOSMALL:
|
|
return "Region passed to Clipper::GetClipList is too small.\0";
|
|
case DDERR_SURFACEALREADYATTACHED:
|
|
return "DDERR_SURFACEALREADYATTACHED";
|
|
case DDERR_SURFACEALREADYDEPENDENT:
|
|
return "DDERR_SURFACEALREADYDEPENDENT";
|
|
case DDERR_SURFACEBUSY:
|
|
return "DDERR_SURFACEBUSY";
|
|
case DDERR_SURFACEISOBSCURED:
|
|
return "Access to surface refused because the surface is obscured.\0";
|
|
case DDERR_SURFACELOST:
|
|
return "DDERR_SURFACELOST";
|
|
case DDERR_SURFACENOTATTACHED:
|
|
return "DDERR_SURFACENOTATTACHED";
|
|
case DDERR_TOOBIGHEIGHT:
|
|
return "Height requested by DirectDraw is too large.\0";
|
|
case DDERR_TOOBIGSIZE:
|
|
return "Size requested by DirectDraw is too large, but the individual height and width are OK.\0";
|
|
case DDERR_TOOBIGWIDTH:
|
|
return "Width requested by DirectDraw is too large.\0";
|
|
case DDERR_UNSUPPORTED:
|
|
return "DDERR_UNSUPPORTED";
|
|
case DDERR_UNSUPPORTEDFORMAT:
|
|
return "FOURCC format requested is unsupported by DirectDraw.\0";
|
|
case DDERR_UNSUPPORTEDMASK:
|
|
return "Bitmask in the pixel format requested is unsupported by DirectDraw.\0";
|
|
case DDERR_VERTICALBLANKINPROGRESS:
|
|
return "Vertical blank is in progress.\0";
|
|
case DDERR_WASSTILLDRAWING:
|
|
return "DDERR_WASSTILLDRAWING";
|
|
case DDERR_WRONGMODE:
|
|
return "This surface can not be restored because it was created in a different mode.\0";
|
|
case DDERR_XALIGN:
|
|
return "Rectangle provided was not horizontally aligned on required boundary.\0";
|
|
default:
|
|
return "UNKNOWN\0";
|
|
}
|
|
}
|
|
|