2de9805027
Removed FX_GLIDE_AA_PIXELCENTER, FX_GLIDE_AA_JITTERDISP, FX_GLIDE_AA_GRIDROTATION, and FX_GLIDE_FORCE_SST0. Removed FX_GL_LFBLOCK_HACK and FX_GLIDE_USE_HWC_AA_FOR_LFB_READ. Moved _grSstDetectResources into _GlideInitEnvironment so that it will not be called everytime _grGlideInit is called.
258 lines
7.0 KiB
C
258 lines
7.0 KiB
C
/*
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** THIS SOFTWARE IS SUBJECT TO COPYRIGHT PROTECTION AND IS OFFERED ONLY
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** PURSUANT TO THE 3DFX GLIDE GENERAL PUBLIC LICENSE. THERE IS NO RIGHT
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** TO USE THE GLIDE TRADEMARK WITHOUT PRIOR WRITTEN PERMISSION OF 3DFX
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** INTERACTIVE, INC. A COPY OF THIS LICENSE MAY BE OBTAINED FROM THE
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** DISTRIBUTOR OR BY CONTACTING 3DFX INTERACTIVE INC(info@3dfx.com).
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** THIS PROGRAM IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER
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** EXPRESSED OR IMPLIED. SEE THE 3DFX GLIDE GENERAL PUBLIC LICENSE FOR A
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** FULL TEXT OF THE NON-WARRANTY PROVISIONS.
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**
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** USE, DUPLICATION OR DISCLOSURE BY THE GOVERNMENT IS SUBJECT TO
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** RESTRICTIONS AS SET FORTH IN SUBDIVISION (C)(1)(II) OF THE RIGHTS IN
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** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 252.227-7013,
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** AND/OR IN SIMILAR OR SUCCESSOR CLAUSES IN THE FAR, DOD OR NASA FAR
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** SUPPLEMENT. UNPUBLISHED RIGHTS RESERVED UNDER THE COPYRIGHT LAWS OF
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** THE UNITED STATES.
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**
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** COPYRIGHT 3DFX INTERACTIVE, INC. 1999, ALL RIGHTS RESERVED
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**
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** $Header$
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** $Log:
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** 3 3dfx 1.0.1.0.1.0 10/11/00 Brent Forced check in to enforce
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** branching.
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** 2 3dfx 1.0.1.0 06/20/00 Joseph Kain Changes to support the
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** Napalm Glide open source release. Changes include cleaned up offensive
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** comments and new legal headers.
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** 1 3dfx 1.0 09/11/99 StarTeam VTS Administrator
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** $
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**
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** 10 4/04/99 8:51p Atai
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** Partial check-in for alt-tab issue. set FX_GLIDE_ALT_TAB=1 to build
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** glide3x with hwcQueryContext built into GR_BEGIN_NOFIFOCHECK. It works
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** with DEBUG glide only. In the non-debug glide, we can still see the
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** desktop corruption.
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**
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** 9 3/01/99 3:12p Peter
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** grSstSelect cannot call gr_dcl_gc because it may be setting a valid
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** context in tls
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**
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** 8 7/04/98 5:06p Jdt
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**
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** 7 8/03/98 6:37a Jdt
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** multi-thread changes
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**
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** 6 7/16/98 8:14a Jdt
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** fxcmd.h
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**
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** 5 4/30/98 5:01p Peter
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** first pass glide3 merge
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**
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** 3 4/22/98 4:57p Peter
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** glide2x merge
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**
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** 2 1/22/98 10:35a Atai
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** 1. introduce GLIDE_VERSION, g3\glide.h, g3\glideutl.h, g2\glide.h,
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** g2\glideutl.h
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** 2. fixed grChromaRange, grSstOrigin, and grGetProcAddress
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*
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* 1 1/16/98 4:29p Atai
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* create glide 3 src
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*
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* 18 12/17/97 4:05p Atai
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* added grChromaRange(), grGammaCorrecionRGB(), grRest(), and grGet()
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* functions
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*
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* 17 12/09/97 12:20p Peter
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* mac glide port
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*
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* 16 11/19/97 2:49p Peter
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* env vars in registry for win32
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*
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* 15 11/18/97 4:36p Peter
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* chipfield stuff cleanup and w/ direct writes
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*
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* 14 10/31/97 9:15a Peter
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* only lie about v2 boards
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*
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* 13 10/31/97 8:53a Peter
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* last lying change, really
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*
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* 12 9/05/97 5:29p Peter
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* changes for direct hw
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*
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* 11 6/20/97 9:56a Peter
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* better lines/pts, hopefully
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*
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* 10 6/02/97 4:09p Peter
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* Compile w/ gcc for Dural
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*
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* 9 5/27/97 1:16p Peter
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* Basic cvg, w/o cmd fifo stuff.
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*
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* 8 5/21/97 6:04a Peter
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*
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* 7 5/02/97 2:07p Pgj
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* grSstScreenWidth/Height now FxU32
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*
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* 6 3/17/97 6:25a Jdt
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* Added initDeviceSelect to grSstSelect()
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*
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* 5 3/09/97 10:31a Dow
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* Added GR_DIENTRY for di glide functions
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*
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* 4 3/04/97 9:08p Dow
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* Neutered multiplatform multiheaded monster
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*
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* 3 1/18/97 11:39p Dow
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* Changed location of _curGCFuncs
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*
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* 2 1/16/97 3:39p Dow
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* Added ref to _curGCFuncs during grSstSelect()
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*
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* 1 12/23/96 1:39p Dow
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* Changes for multiplatform
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**
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*/
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#include <stdio.h>
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#include <string.h>
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#include <3dfx.h>
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#include <glidesys.h>
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#define FX_DLL_DEFINITION
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#include <fxdll.h>
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#include <glide.h>
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#include "fxglide.h"
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#include "fxcmd.h"
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/*---------------------------------------------------------------------------
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** grSstQueryBoards
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**
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** NOTE: it is OK to call this routine before grGlideInit
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*/
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#ifndef GLIDE3_ALPHA
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GR_DIENTRY(grSstQueryBoards, FxBool, ( GrHwConfiguration *hwc ))
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{
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GDBG_INIT();
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GDBG_INFO(80,"grSstQueryBoards(0x%x)\n",hwc);
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#if GLIDE_INIT_HAL
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hwc->num_sst = (_grSstDetectResources()
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? _GlideRoot.hwConfig.num_sst
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: 0);
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#else /* !GLIDE_INIT_HAL */
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hwc->num_sst = 1;
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#endif /* !GLIDE_INIT_HAL */
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return FXTRUE;
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} /* grSstQueryBoards */
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#endif
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/*---------------------------------------------------------------------------
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** grSstQueryHardware
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**
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*/
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GR_DIENTRY(grSstQueryHardware, FxBool, ( GrHwConfiguration *hwc ))
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{
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FxBool retVal;
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GR_BEGIN_NOFIFOCHECK_RET("grSstQueryHardware",80);
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GDBG_INFO_MORE(gc->myLevel,"(0x%x)\n",hwc);
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/* init and copy the data back to the user's structure */
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retVal = _GlideRoot.hwConfig.num_sst > 0;
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*hwc = _GlideRoot.hwConfig;
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GR_RETURN(retVal);
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} /* grSstQueryHardware */
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/*---------------------------------------------------------------------------
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** grSstSelect
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*/
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GR_DIENTRY(grSstSelect, void, ( int which ))
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{
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/* NB: We cannot use GR_DCL_GC here because we may be setting
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* a context into tls.
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*/
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GDBG_INFO(80, "grSstSelect(0x%X)\n", which);
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if (!_GlideRoot.initialized)
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GrErrorCallback( "grSstSelect: grGlideInit must be called first.", FXTRUE );
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if ((which < 0) ||
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(which >= _GlideRoot.hwConfig.num_sst))
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GrErrorCallback( "grSstSelect: non-existent SST", FXTRUE );
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#if (GLIDE_PLATFORM & GLIDE_OS_WIN32)
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/* [koolsmoky] We are using GR_DCL_GC to determine whether we
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* have already attached a windowed context to the TLS slot.
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*
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* XXX: Note that the glide dll does not attach a gc to a newly
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* created thread's TLS slot when in windowed mode (see DllMain).
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* The application must call grSelectContext from its new thread
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* to attach one.
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*/
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{
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GR_DCL_GC;
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if (gc) {
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if (gc->windowed) {
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_GlideRoot.current_sst = which; // ZZZ
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return;
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}
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}
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}
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#endif
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/* Attach a full screen context to the TLS slot */
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_GlideRoot.current_sst = which;
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setThreadValue( (FxU32)&_GlideRoot.GCs[_GlideRoot.current_sst] );
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#ifdef GLIDE_MULTIPLATFORM
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_GlideRoot.curGCFuncs = _GlideRoot.curGC->gcFuncs;
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#endif
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} /* grSstSelect */
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/*---------------------------------------------------------------------------
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** grSstScreenWidth
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*/
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GR_DIENTRY(grSstScreenWidth, int, (void))
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{
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GR_DCL_GC;
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GR_ASSERT(gc != NULL);
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return gc->state.screen_width;
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} /* grSstScreenWidth */
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/*---------------------------------------------------------------------------
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** grSstScreenHeight
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*/
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GR_DIENTRY(grSstScreenHeight, int, (void))
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{
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GR_DCL_GC;
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GR_ASSERT(gc != NULL);
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return gc->state.screen_height;
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}
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/*---------------------------------------------------------------------------
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** grSstVidMode - override args to grSstOpen()
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*/
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GR_DIENTRY(grSstVidMode, void, (FxU32 whichSst, FxVideoTimingInfo* vidTimings))
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{
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GDBG_INFO(80,"grSstVidMode(%d,0x%x)\n",whichSst,vidTimings);
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#ifdef GLIDE_DEBUG
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if (whichSst >= MAX_NUM_SST) {
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char errStr[1028];
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sprintf(errStr, "grSstVidMode: %ld greater than MAX_NUM_SST (%d)\n",
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whichSst, MAX_NUM_SST);
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GrErrorCallback(errStr, FXTRUE);
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}
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#endif
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_GlideRoot.GCs[whichSst].vidTimings = vidTimings;
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} /* grSstVidMode */
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