softdrv.c File Reference

#include <Windows.h>
#include <Assert.h>
#include <stdio.h>
#include <mmsystem.h>
#include <math.h>
#include "SoftDrv.h"
#include "System.h"
#include "DCommon.h"
#include "Sal.h"
#include "Register.h"
#include "Scene.h"
#include "Render.h"
#include "dmodes.h"

Go to the source code of this file.

Defines
#define	CPUID   _asm _emit 0fh _asm _emit 0a2h
Typedefs
typedef unsigned __int64	QWORD
Functions
BOOL DRIVERCC	EnumSubDrivers (DRV_ENUM_DRV_CB *Cb, void *Context)
BOOL DRIVERCC	EnumModes (S32 Driver, char *DriverName, DRV_ENUM_MODES_CB *Cb, void *Context)
BOOL DRIVERCC	SetDrvRenderState (S32 State, U32 Flag)
BOOL DRIVERCC	GetDrvRenderState (S32 State, U32 *Flag)
BOOL DRIVERCC	EnumPixelFormats (DRV_ENUM_PFORMAT_CB *Cb, void *Context)
BOOL DRIVERCC	ScreenShot (const char *Name)
U32	GetCPUIDEAX (U32 funcNum)
U32	GetCPUIDEDX (U32 funcNum)
U32	GetCPUIDString (U32 funcNum, char *szId)
void	GetCPUIDStringAMD (U32 funcNum, char *szId)
void	GetCPUInfo (void)
void	SetupMiscConstants (void)
BOOL DRIVERCC	DrvInit (DRV_DriverHook *Hook)
BOOL DRIVERCC	DrvShutdown (void)
void DRIVERCC	ErrorBox (char *Str)
BOOL DRIVERCC	SetGamma (geFloat Gamma)
BOOL DRIVERCC	GetGamma (geFloat *Gamma)
geBoolean DRIVERCC	DrvUpdateWindow (void)
geBoolean DRIVERCC	Drv_SetFogEnable (geBoolean Enable, geFloat r, geFloat g, geFloat b, geFloat Start, geFloat End)
DllExport BOOL	DriverHook (DRV_Driver **Driver)
void	SetLastDrvError (S32 Error, char *ErrorStr)
void	Test_CPU_bits (void)
void	ErrorPrintf (char *text,...)
void	DumpErrorLogToFile (char *fname)
Variables
DRV_CacheInfo	CacheInfo
VidEnumInfo	VidInfo [16]
VidEnumInfo *	VInfo
VidModeList *	cmode
DRV_Window	ClientWindow = { 0 }
CPUInfo	ProcessorInfo = { 0 }
int	NumDevices = 0
S32	LastError
char	LastErrorStr [200]
__int64	QZBufferPrec = 0
__int64	QFixedScale = 0
__int64	QFixedScale16 = 0
__int64	Q128 = 0
double	Magic
double	MipMagic
double	MipMagic2
DRV_Driver	SOFTDRV
DRV_EngineSettings	EngineSettings
int	Flag_CPUID = FALSE
int	Flag_RDTSC = FALSE
char	buffer [32768]
char	buf3 [4096]

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Define Documentation

#define CPUID   _asm _emit 0fh _asm _emit 0a2h

Definition at line 58 of file softdrv.c. Referenced by CPUInfo_GetCPUIDEAX(), CPUInfo_GetCPUIDEDX(), CPUInfo_GetCPUIDString(), GetCPUIDEAX(), GetCPUIDEDX(), GetCPUIDString(), GetCPUIDStringAMD(), and Test_CPU_bits().

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Typedef Documentation

typedef unsigned __int64 QWORD

Definition at line 56 of file softdrv.c.

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Function Documentation

DllExport BOOL DriverHook (  DRV_Driver **  Driver  )

Definition at line 326 of file softdrv.c. References DRV_EngineSettings::CanSupportFlags, DllExport, DRV_ERROR_NONE, DRV_PREFERENCE_DRAW_WALPHA_IN_BSP, DRV_PREFERENCE_NO_MIRRORS, DRV_SUPPORT_ALPHA, DRV_SUPPORT_COLORKEY, DRV_Driver::EngineSettings, EngineSettings, LastErrorStr, DRV_Driver::LastErrorStr, DRV_EngineSettings::PreferenceFlags, SetLastDrvError(), SOFTDRV, and TRUE. { EngineSettings.CanSupportFlags = (DRV_SUPPORT_ALPHA|DRV_SUPPORT_COLORKEY); EngineSettings.PreferenceFlags = (DRV_PREFERENCE_NO_MIRRORS | DRV_PREFERENCE_DRAW_WALPHA_IN_BSP); SOFTDRV.EngineSettings = &EngineSettings; *Driver = &SOFTDRV; // Make sure the error string ptr is not null, or invalid!!! SOFTDRV.LastErrorStr = LastErrorStr; SetLastDrvError(DRV_ERROR_NONE, "SOFT_DRV: No error."); return TRUE; }

geBoolean DRIVERCC Drv_SetFogEnable (  geBoolean  Enable, geFloat  r, geFloat  g, geFloat  b, geFloat  Start, geFloat  End )

Definition at line 255 of file softdrv.c. References DRIVERCC, GE_FALSE, geBoolean, and r. { Enable,r,g,b,Start,End; return GE_FALSE; }

BOOL DRIVERCC DrvInit (  DRV_DriverHook *  Hook  )

Definition at line 98 of file softdrv.c. References tagRECT::bottom, VidEnumInfoTag::bpp, bWindowed, ClientWindow, cmode, DoDDrawInit(), DoEnumeration(), DoModeEnumeration(), DRV_DriverHook::Driver, DRIVERCC, DRV_ERROR_INIT_ERROR, DRV_ERROR_NONE, DumpErrorLogToFile(), FALSE, GetCPUInfo(), CPUInfoTag::Has3DNow, DRV_DriverHook::Height, DRV_Window::Height, DRV_DriverHook::hWnd, tagRECT::left, DRV_DriverHook::Mode, VidEnumInfoTag::NumVidModes, DRV_Window::PixelPitch, ProcessorInfo, tagRECT::right, SAL_set_display_mode(), SAL_set_main_window(), SAL_startup(), SAL_WINDOW, SetDDrawMode(), SetLastDrvError(), SetupMiscConstants(), STRETCHMODE, SysInit(), tagRECT::top, TRUE, VidInfo, VidEnumInfoTag::VidModes, VInfo, DRV_DriverHook::Width, and DRV_Window::Width. { RECT window_rect; //for resetting (thanks mike!) BOOL result; VInfo =&VidInfo[Hook->Driver]; VInfo->bpp =16; GetCPUInfo(); window_rect.left = -1; window_rect.top = -1; window_rect.right = -1; window_rect.bottom = -1; SetLastError( ERROR_SUCCESS ); DoEnumeration(VInfo); DoModeEnumeration(VInfo); //check for windowed mode if(Hook->Mode==VInfo->NumVidModes) { bWindowed =TRUE; if (!SAL_startup(FALSE)) { SetLastDrvError(DRV_ERROR_INIT_ERROR, "SOFT_DrvInit: Could not initialize SAL."); DumpErrorLogToFile("softdrv.log"); return FALSE; } result = GetClientRect(Hook->hWnd, &window_rect); if( !result || window_rect.right == -1 || window_rect.bottom == -1 ) { // This means you probably passed in an illegal hwnd. int err = GetLastError(); assert( result ); DumpErrorLogToFile("softdrv.log"); return FALSE; } SAL_set_main_window(Hook->hWnd); ClientWindow.Width = (window_rect.right - window_rect.left); ClientWindow.Height = (window_rect.bottom - window_rect.top); assert( ClientWindow.Width > 0 ); assert( ClientWindow.Height > 0 ); if(ProcessorInfo.Has3DNow) { if(!SAL_set_display_mode(ClientWindow.Width, ClientWindow.Height, 32, SAL_WINDOW, TRUE)) { SetLastDrvError(DRV_ERROR_INIT_ERROR, "SOFT_DrvInit: Could not set display mode."); DumpErrorLogToFile("softdrv.log"); return FALSE; } } else { if(!SAL_set_display_mode(ClientWindow.Width, ClientWindow.Height, 16, SAL_WINDOW, TRUE)) { SetLastDrvError(DRV_ERROR_INIT_ERROR, "SOFT_DrvInit: Could not set display mode."); DumpErrorLogToFile("softdrv.log"); return FALSE; } } } else { if(!DoDDrawInit(Hook->hWnd, VInfo)) { DumpErrorLogToFile("softdrv.log"); return FALSE; } ClientWindow.Width = Hook->Width; ClientWindow.Height = Hook->Height; if(VInfo->VidModes[Hook->Mode].flags & STRETCHMODE) { if(VInfo->VidModes[Hook->Mode].width > 640) { // ClientWindow.Width =640; // ClientWindow.Height =(((geFloat)ClientWindow.Width)/(geFloat)Hook->Width)*(geFloat)Hook->Height; } } if(!SetDDrawMode(Hook->Mode, VInfo)) { return FALSE; } ClientWindow.PixelPitch =VInfo->VidModes[Hook->Mode].pitch>>2; cmode =&VInfo->VidModes[Hook->Mode]; } if(!SysInit()) { // LastDriverError should be set in here... DumpErrorLogToFile("softdrv.log"); return FALSE; // so just return false, and assume it's set } SetLastDrvError(DRV_ERROR_NONE, "SOFT_DrvInit: No error."); SetupMiscConstants(); return TRUE; }

BOOL DRIVERCC DrvShutdown (  void   )

Definition at line 212 of file softdrv.c. References bWindowed, DRIVERCC, DumpErrorLogToFile(), FreeDDraw(), geBoolean, GMain_Shutdown(), SAL_shutdown(), SysShutdown(), TRUE, and VInfo. { SysShutdown(); if(bWindowed) { SAL_shutdown(); } else { FreeDDraw(VInfo); } DumpErrorLogToFile("softdrv.log"); return TRUE; }

geBoolean DRIVERCC DrvUpdateWindow (  void   )

Definition at line 250 of file softdrv.c. References DRIVERCC, GE_TRUE, and geBoolean. { return GE_TRUE; }

void DumpErrorLogToFile (  char *  fname  )

Definition at line 821 of file softdrv.c. References buffer. Referenced by BeginScene(), DrvInit(), DrvShutdown(), and ErrorBox(). { FILE *f; SYSTEMTIME Time; f =fopen(fname, "a+t"); if(f) { GetSystemTime(&Time); fprintf(f,"=================================================================\n"); fprintf(f,"Time: %2i:%2i:%2i\n", Time.wHour, Time.wMinute, Time.wSecond); fprintf(f,"Date: %2i-%2i-%4i\n", Time.wMonth, Time.wDay, Time.wYear); fwrite(buffer, 1, strlen(buffer), f); fclose(f); } }

BOOL DRIVERCC EnumModes (  S32  Driver, char *  DriverName, DRV_ENUM_MODES_CB *  Cb, void *  Context )

Definition at line 394 of file softdrv.c. References tagRECT::bottom, VidModeListTag::bpp, VidEnumInfoTag::bpp, DoModeEnumeration(), DRIVERCC, VidModeListTag::flags, GetCPUInfo(), CPUInfoTag::Has3DNow, VidModeListTag::height, tagRECT::left, MODEXMODE, NumDevices, VidEnumInfoTag::NumVidModes, ProcessorInfo, tagRECT::right, STRETCHMODE, tagRECT::top, TRUE, VidInfo, VidEnumInfoTag::VidModes, VInfo, and VidModeListTag::width. { int i; RECT window_rect; //for resetting (thanks mike!) char szTemp[256]; window_rect.left = -1; window_rect.top = -1; window_rect.right = -1; window_rect.bottom = -1; SetLastError( ERROR_SUCCESS ); VInfo =&VidInfo[Driver]; VInfo->bpp =16; GetCPUInfo(); if (!ProcessorInfo.Has3DNow) return TRUE; if(NumDevices) { DoModeEnumeration(VInfo); } for(i=0;i < VInfo->NumVidModes;i++) { if(VInfo->VidModes[i].flags & MODEXMODE) { sprintf(szTemp, "%dx%dx%d ModeX", VInfo->VidModes[i].width, VInfo->VidModes[i].height, VInfo->VidModes[i].bpp); if(ProcessorInfo.Has3DNow) { //strcat(szTemp, " 3DNow!"); } Cb(i, szTemp, VInfo->VidModes[i].width, VInfo->VidModes[i].height, Context); } else if(VInfo->VidModes[i].flags & STRETCHMODE) { sprintf(szTemp, "%dx%dx%d Stretched", VInfo->VidModes[i].width, VInfo->VidModes[i].height, VInfo->VidModes[i].bpp); if(ProcessorInfo.Has3DNow) { //strcat(szTemp, " 3DNow!"); } Cb(i, szTemp, VInfo->VidModes[i].width, VInfo->VidModes[i].height, Context); } else { sprintf(szTemp, "%dx%dx%d", VInfo->VidModes[i].width, VInfo->VidModes[i].height, VInfo->VidModes[i].bpp); if(ProcessorInfo.Has3DNow) { //strcat(szTemp, " 3DNow!"); } Cb(i, szTemp, VInfo->VidModes[i].width, VInfo->VidModes[i].height, Context); } } Cb(i, "Window Mode", -1, -1, Context); SetLastError( ERROR_SUCCESS ); return TRUE; }

BOOL DRIVERCC EnumPixelFormats (  DRV_ENUM_PFORMAT_CB *  Cb, void *  Context )

Definition at line 98 of file D3ddrv7x.cpp. References AppInfo, App_Info::ddsd, App_Info::ddSurfFormat, App_Info::ddTexFormat, DRIVERCC, geRDriver_PixelFormat::Flags, GE_PIXELFORMAT_16BIT_1555_ARGB, GE_PIXELFORMAT_16BIT_4444_ARGB, GE_PIXELFORMAT_16BIT_555_RGB, GE_PIXELFORMAT_16BIT_565_RGB, GE_PIXELFORMAT_24BIT_RGB, GE_PIXELFORMAT_32BIT_ARGB, GE_PIXELFORMAT_32BIT_XRGB, GE_TRUE, geBoolean, gePixelFormat, int32, geRDriver_PixelFormat::PixelFormat, PixelFormat, RDRIVER_PF_2D, RDRIVER_PF_3D, RDRIVER_PF_CAN_DO_COLORKEY, RDRIVER_PF_COMBINE_LIGHTMAP, RDRIVER_PF_LIGHTMAP, TRUE, and uint32. { int32 i; gePixelFormat Format3d, Format2d; uint32 CurrentBpp; CurrentBpp = AppInfo.ddsd.ddpfPixelFormat.dwRGBBitCount; // Setup the 2d surface format if (CurrentBpp == 32 && AppInfo.ddSurfFormat.ddpfPixelFormat.dwRGBAlphaBitMask == 0xff000000) Format2d = GE_PIXELFORMAT_32BIT_ARGB; else if (CurrentBpp == 32 && AppInfo.ddSurfFormat.ddpfPixelFormat.dwBBitMask == 0xff) Format2d = GE_PIXELFORMAT_32BIT_XRGB; else if (CurrentBpp == 24 && AppInfo.ddSurfFormat.ddpfPixelFormat.dwBBitMask == 0xff) Format2d = GE_PIXELFORMAT_24BIT_RGB; else if (AppInfo.ddSurfFormat.ddpfPixelFormat.dwGBitMask == (31<<5)) Format2d = GE_PIXELFORMAT_16BIT_555_RGB; else Format2d = GE_PIXELFORMAT_16BIT_565_RGB; // Setup the 3d (Texture) format if (AppInfo.ddTexFormat.ddpfPixelFormat.dwGBitMask == (31<<5)) Format3d = GE_PIXELFORMAT_16BIT_555_RGB; else Format3d = GE_PIXELFORMAT_16BIT_565_RGB; // Create the surface formats now PixelFormat[0].PixelFormat = Format3d; // 3d 565/555 surface PixelFormat[0].Flags = RDRIVER_PF_3D | RDRIVER_PF_COMBINE_LIGHTMAP; PixelFormat[1].PixelFormat = GE_PIXELFORMAT_16BIT_4444_ARGB; // 3d 4444 surface PixelFormat[1].Flags = RDRIVER_PF_3D | RDRIVER_PF_COMBINE_LIGHTMAP; PixelFormat[2].PixelFormat = Format2d; // 2d 565/555 surface PixelFormat[2].Flags = RDRIVER_PF_2D | RDRIVER_PF_CAN_DO_COLORKEY; PixelFormat[3].PixelFormat = Format3d; // Lightmap 565/555 surface PixelFormat[3].Flags = RDRIVER_PF_LIGHTMAP; PixelFormat[4].PixelFormat = GE_PIXELFORMAT_16BIT_1555_ARGB; PixelFormat[4].Flags = RDRIVER_PF_3D | RDRIVER_PF_COMBINE_LIGHTMAP; // Then hand them off to the caller for (i=0; i<5; i++) { if (!Cb(&PixelFormat[i], Context)) return GE_TRUE; } return TRUE; }

BOOL DRIVERCC EnumSubDrivers (  DRV_ENUM_DRV_CB *  Cb, void *  Context )

Definition at line 131 of file GlideDrv.c. References DRIVERCC, DRV_VMAJS, DRV_VMINS, g_BoardInfo, GE_TRUE, geBoolean, GMain_GetBoardInfo(), and GMain_BoardInfo::MainRam. { // Initialize the Glide library grGlideInit(); // Get the info about this board if (!GMain_GetBoardInfo(&g_BoardInfo)) return GE_TRUE; if (g_BoardInfo.MainRam == 0) return GE_TRUE; // No modes, so don't return any drivers if (!Cb(0, "Glide Driver v"DRV_VMAJS"."DRV_VMINS".", Context)) return GE_TRUE; // Shutdown Glide library grGlideShutdown(); return GE_TRUE; }

void DRIVERCC ErrorBox (  char *  Str  )

Definition at line 230 of file softdrv.c. References DRIVERCC, DrvShutdown(), and DumpErrorLogToFile(). { DrvShutdown(); DumpErrorLogToFile("softdrv.log"); }

void ErrorPrintf (  char *  text, ...  )

Definition at line 810 of file softdrv.c. References buf3, and buffer. Referenced by DDrawBlitDecal(), DDrawBlitDecalToFront(), DDrawDriverEnumCallbackEx(), DoDDrawInit(), DoEnumeration(), DoModeEnumeration(), DrvSetActive(), GetCPUInfo(), LockDDrawBackBuffer(), RefreshDDraw(), RestoreAll(), and UnlockDDrawBackBuffer(). { va_list argptr; va_start(argptr,text); vsprintf(buf3, text,argptr); va_end(argptr); strcat(buffer, buf3); }

U32 GetCPUIDEAX (  U32  funcNum  )  [static]

Definition at line 617 of file softdrv.c. References CPUID, Flag_CPUID, Test_CPU_bits(), and U32. Referenced by GetCPUInfo(). { U32 retval; Test_CPU_bits(); if (Flag_CPUID) { __try { _asm { mov eax,funcNum CPUID mov retval,eax } }__except(EXCEPTION_EXECUTE_HANDLER) { retval =0; } } else { retval = 0; } return retval; }

U32 GetCPUIDEDX (  U32  funcNum  )  [static]

Definition at line 645 of file softdrv.c. References CPUID, Flag_CPUID, Test_CPU_bits(), and U32. Referenced by GetCPUInfo(). { U32 retval; Test_CPU_bits(); if (Flag_CPUID) { __try { _asm { mov eax,funcNum CPUID mov retval,edx } }__except(EXCEPTION_EXECUTE_HANDLER) { retval =0; } } else { retval = 0; } return retval; }

U32 GetCPUIDString (  U32  funcNum, char *  szId )  [static]

Definition at line 673 of file softdrv.c. References CPUID, Flag_CPUID, Test_CPU_bits(), and U32. Referenced by GetCPUInfo(). { U32 retval; Test_CPU_bits(); if (Flag_CPUID) { __try { _asm { mov eax,funcNum CPUID mov retval,eax mov eax,szId mov dword ptr[eax],ebx mov dword ptr[eax+4],edx mov dword ptr[eax+8],ecx } }__except(EXCEPTION_EXECUTE_HANDLER) { retval =0; } } else { retval = 0; } return retval; }

void GetCPUIDStringAMD (  U32  funcNum, char *  szId )  [static]

Definition at line 705 of file softdrv.c. References CPUID, Flag_CPUID, Test_CPU_bits(), and U32. Referenced by GetCPUInfo(). { U32 retval; Test_CPU_bits(); if (Flag_CPUID) { __try { _asm { mov eax,funcNum CPUID mov retval,eax mov eax,szId mov dword ptr[eax+4],ebx mov dword ptr[eax+8],ecx mov ebx,retval mov dword ptr[eax+12],edx mov dword ptr[eax],ebx } }__except(EXCEPTION_EXECUTE_HANDLER) { retval =0; } } else { retval = 0; } }

void GetCPUInfo (  void   )  [static]

Definition at line 841 of file softdrv.c. References VidEnumInfoTag::bpp, ErrorPrintf(), FALSE, GetCPUIDEAX(), GetCPUIDEDX(), GetCPUIDString(), GetCPUIDStringAMD(), CPUInfoTag::Has3DNow, CPUInfoTag::HasFCMOV, CPUInfoTag::HasMMX, CPUInfoTag::HasRDTSC, CPUInfoTag::MaxCPUIDVal, NULL, ProcessorInfo, CPUInfoTag::ProcFamily, CPUInfoTag::ProcModel, CPUInfoTag::ProcName, CPUInfoTag::ProcSpeed, CPUInfoTag::ProcStepping, CPUInfoTag::ProcType, TRUE, U32, CPUInfoTag::VendorString, and VInfo. Referenced by DrvInit(), and EnumModes(). { memset(&ProcessorInfo, 0, sizeof(ProcessorInfo)); ProcessorInfo.MaxCPUIDVal =GetCPUIDString(0, ProcessorInfo.VendorString); ProcessorInfo.VendorString[13] =0; if(strncmp(ProcessorInfo.VendorString, "AuthenticAMD", 12)==0) { U32 TypeFlags =GetCPUIDEAX(0x80000000); if(TypeFlags) //extended functions supported { TypeFlags =GetCPUIDEDX(0x80000001); GetCPUIDStringAMD(0x80000002, ProcessorInfo.ProcName); GetCPUIDStringAMD(0x80000003, ProcessorInfo.ProcName+16); GetCPUIDStringAMD(0x80000004, ProcessorInfo.ProcName+32); ErrorPrintf("CPU Family: %s\n", ProcessorInfo.ProcName); ProcessorInfo.HasMMX =TypeFlags & (1<<23); ProcessorInfo.Has3DNow =TypeFlags & (1<<31); ProcessorInfo.HasFCMOV =TypeFlags & (1<<16); ProcessorInfo.HasRDTSC =TypeFlags & (1<<4); } else { U32 TypeFlags =GetCPUIDEDX(0x1); ProcessorInfo.HasMMX =TypeFlags & (1<<23); ProcessorInfo.HasFCMOV =((TypeFlags & (1<<15 | 1))==(1<<15 | 1))? TRUE : FALSE; ProcessorInfo.HasRDTSC =TypeFlags & (1<<4); } TypeFlags =GetCPUIDEAX(1); ProcessorInfo.ProcType =(TypeFlags>>12)&0x3; ProcessorInfo.ProcFamily =(TypeFlags>>8)&0xf; ProcessorInfo.ProcModel =(TypeFlags>>4)&0xf; ProcessorInfo.ProcStepping =(TypeFlags)&0x7; //ProcessorInfo.ProcSpeed =GetProcessorSpeed(); } else if(strncmp(ProcessorInfo.VendorString, "GenuineIntel", 12)==0) { U32 TypeFlags =GetCPUIDEDX(0x1); ProcessorInfo.HasMMX =TypeFlags & (1<<23); ProcessorInfo.HasFCMOV =((TypeFlags & (1<<15 | 1))==(1<<15 | 1))? TRUE : FALSE; ProcessorInfo.HasRDTSC =TypeFlags & (1<<4); TypeFlags =GetCPUIDEAX(1); ProcessorInfo.ProcType =(TypeFlags>>12)&0x3; ProcessorInfo.ProcFamily =(TypeFlags>>8)&0xf; ProcessorInfo.ProcModel =(TypeFlags>>4)&0xf; ProcessorInfo.ProcStepping =(TypeFlags)&0x7; //ProcessorInfo.ProcSpeed =GetProcessorSpeed(); ErrorPrintf("CPU Family: %d\n", ProcessorInfo.ProcFamily); ErrorPrintf("CPU Model: %d\n", ProcessorInfo.ProcModel); } else { U32 TypeFlags =GetCPUIDEAX(0x80000000); if(TypeFlags) //extended functions supported { TypeFlags =GetCPUIDEDX(0x80000001); GetCPUIDStringAMD(0x80000002, ProcessorInfo.ProcName); GetCPUIDStringAMD(0x80000003, ProcessorInfo.ProcName+16); GetCPUIDStringAMD(0x80000004, ProcessorInfo.ProcName+32); ErrorPrintf("CPU Family: %s\n", ProcessorInfo.ProcName); ProcessorInfo.HasMMX =TypeFlags & (1<<23); ProcessorInfo.Has3DNow =TypeFlags & (1<<31); ProcessorInfo.HasFCMOV =TypeFlags & (1<<16); ProcessorInfo.HasRDTSC =TypeFlags & (1<<4); } else { U32 TypeFlags =GetCPUIDEDX(0x1); ProcessorInfo.HasMMX =TypeFlags & (1<<23); ProcessorInfo.HasFCMOV =((TypeFlags & (1<<15 | 1))==(1<<15 | 1))? TRUE : FALSE; ProcessorInfo.HasRDTSC =TypeFlags & (1<<4); } TypeFlags =GetCPUIDEAX(1); ProcessorInfo.ProcType =(TypeFlags>>12)&0x3; ProcessorInfo.ProcFamily =(TypeFlags>>8)&0xf; ProcessorInfo.ProcModel =(TypeFlags>>4)&0xf; ProcessorInfo.ProcStepping =(TypeFlags)&0x7; //ProcessorInfo.ProcSpeed =GetProcessorSpeed(); } ErrorPrintf("CPU Vendor String: %s\n", ProcessorInfo.VendorString); ErrorPrintf("Processor Speed: %d\n", ProcessorInfo.ProcSpeed); ErrorPrintf("Stepping: %d\n", ProcessorInfo.ProcStepping); if(ProcessorInfo.HasMMX) { ErrorPrintf("MMX instructions detected\n"); } if(ProcessorInfo.Has3DNow) { if (VInfo!=NULL) { VInfo->bpp =32; ErrorPrintf("3DNow instructions detected\n"); } } if(ProcessorInfo.HasFCMOV) { ErrorPrintf("FCMOV feature detected\n"); } if(ProcessorInfo.HasRDTSC) { ErrorPrintf("Time Stamp Counter feature detected\n"); } }

BOOL DRIVERCC GetDrvRenderState (  S32  State, U32 *  Flag )

Definition at line 573 of file softdrv.c. References DRIVERCC, and TRUE. { *Flag = 0; return TRUE; }

BOOL DRIVERCC GetGamma (  geFloat *  Gamma  )

Definition at line 241 of file softdrv.c. References DRIVERCC, and TRUE. { assert(Gamma); *Gamma = 1.0f; return TRUE; }

BOOL DRIVERCC ScreenShot (  const char *  Name  )

Definition at line 357 of file OGLDrv.c. { unsigned char tgaHeader[18]; GLubyte *buffer; FILE *fp; char *newName; int nameLen; buffer = (GLubyte *)malloc(sizeof(GLubyte) * ClientWindow.Width * ClientWindow.Height * 3); glFinish(); glReadPixels(0, 0, ClientWindow.Width, ClientWindow.Height, GL_BGR_EXT, GL_UNSIGNED_BYTE, buffer); memset(tgaHeader, 0, sizeof(tgaHeader)); tgaHeader[2] = 2; tgaHeader[12] = (unsigned char)ClientWindow.Width; tgaHeader[13] = (unsigned char)((unsigned long)ClientWindow.Width >> 8); tgaHeader[14] = (unsigned char)ClientWindow.Height; tgaHeader[15] = (unsigned char)((unsigned long)ClientWindow.Height >> 8); tgaHeader[16] = 24; // Convert the extention (if one exists) to .tga. They probably expect a .bmp. newName = strdup(Name); nameLen = strlen(newName); if(nameLen > 3) { if(newName[nameLen - 4] == '.') { strcpy(newName + nameLen - 3, "tga"); } } fp = fopen(newName, "wb"); free(newName); if(fp == NULL) { free(buffer); return GE_FALSE; } fwrite(tgaHeader, 1, 18, fp); fwrite(buffer, 3, ClientWindow.Width * ClientWindow.Height, fp); fclose(fp); free(buffer); return GE_TRUE; }

BOOL DRIVERCC SetDrvRenderState (  S32  State, U32  Flag )

Definition at line 568 of file softdrv.c. References DRIVERCC, and TRUE. { return TRUE; }

BOOL DRIVERCC SetGamma (  geFloat  Gamma  )

Definition at line 236 of file softdrv.c. References DRIVERCC, and TRUE. { return TRUE; }

void SetLastDrvError (  S32  Error, char *  ErrorStr )

Definition at line 343 of file softdrv.c. { LastError = Error; if (ErrorStr) { strcpy(LastErrorStr, ErrorStr); } else LastErrorStr[0] = 0; SOFTDRV.LastErrorStr = LastErrorStr; SOFTDRV.LastError = LastError; }

void SetupMiscConstants (  void   )

Definition at line 76 of file softdrv.c. References geFloat, Magic, MipMagic, MipMagic2, Q128, QFixedScale, QFixedScale16, QZBufferPrec, and ZBUFFER_PREC. Referenced by DrvInit(). { *(((geFloat *)((&QZBufferPrec)))+1) =-ZBUFFER_PREC; *((geFloat *)(&QZBufferPrec)) =-ZBUFFER_PREC; *(((geFloat *)((&QFixedScale16)))+1) =4096.0f; *((geFloat *)(&QFixedScale16)) =4096.0f; *(((geFloat *)((&QFixedScale)))+1) =65536.0f; *((geFloat *)(&QFixedScale)) =65536.0f; *((geFloat *)&Q128) =128.0f; *(((geFloat *)((&Q128)))+1) =128.0f; Magic =ldexp(1.5, 60); MipMagic =ldexp(1.5, 52-16); MipMagic2 =ldexp(1.5, 52-12); }

void Test_CPU_bits (  void   )

Definition at line 583 of file softdrv.c. References CPUID, FALSE, Flag_CPUID, and Flag_RDTSC. Referenced by CPUInfo_GetCPUIDEAX(), CPUInfo_GetCPUIDEDX(), CPUInfo_GetCPUIDString(), GetCPUIDEAX(), GetCPUIDEDX(), GetCPUIDString(), and GetCPUIDStringAMD(). { Flag_CPUID = FALSE; Flag_RDTSC = FALSE; _asm { pushad // (1) play nice and save everything pushfd // eax = ebx = extended flags pop eax mov ebx,eax xor eax,200000h // toggle bit 21 push eax // extended flags = eax popfd xor eax,ebx // if bit 21 r/w then eax <> 0 jz done // can't toggle id bit (21) no cpuid here mov eax,1 // get standard features mov Flag_CPUID,eax // (and set cpuid flag to true) CPUID test edx,10h // is rdtsc available? jz done mov Flag_RDTSC,1 done: popad // (1) restore everything } }

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Variable Documentation

char buf3[4096] [static]

Definition at line 808 of file softdrv.c. Referenced by ErrorPrintf().

char buffer[32768] [static]

Definition at line 807 of file softdrv.c. Referenced by DumpErrorLogToFile(), and ErrorPrintf().

DRV_CacheInfo CacheInfo [static]

Definition at line 38 of file softdrv.c.

DRV_Window ClientWindow = { 0 }

Definition at line 43 of file softdrv.c.

VidModeList* cmode

Definition at line 42 of file softdrv.c.

DRV_EngineSettings EngineSettings

Definition at line 324 of file softdrv.c.

int Flag_CPUID = FALSE

Definition at line 579 of file softdrv.c. Referenced by CPUInfo_GetCPUIDEAX(), CPUInfo_GetCPUIDEDX(), CPUInfo_GetCPUIDString(), GetCPUIDEAX(), GetCPUIDEDX(), GetCPUIDString(), GetCPUIDStringAMD(), and Test_CPU_bits().

int Flag_RDTSC = FALSE

Definition at line 580 of file softdrv.c. Referenced by Test_CPU_bits().

S32 LastError

Definition at line 47 of file softdrv.c.

char LastErrorStr[200]

Definition at line 48 of file softdrv.c.

double Magic

Definition at line 74 of file softdrv.c.

double MipMagic

Definition at line 74 of file softdrv.c. Referenced by DrawSpan16_8AsmLitX86FPU(), DrawSpan16_AsmGouraudX86FPU(), DrawSpan16_AsmGouraudZBuffer555X86FPU(), DrawSpan16_AsmGouraudZBufferTrans555X86FPU(), DrawSpan16_AsmGouraudZBufferTransX86FPU(), DrawSpan16_AsmGouraudZBufferX86FPU(), DrawSpan16_AsmGouraudZWrite555X86FPU(), DrawSpan16_AsmGouraudZWriteX86FPU(), DrawSpan16_AsmLit555X86FPU(), DrawSpan16_AsmLitX86FPU(), DrawSpan16_AsmLitZBuffer555X86FPU(), DrawSpan16_AsmLitZBufferX86FPU(), DrawSpan16_AsmLitZWrite555X86FPU(), DrawSpan16_AsmLitZWriteX86FPU(), DrawSpan16_AsmX86FPU(), and SetupMiscConstants().

double MipMagic2

Definition at line 74 of file softdrv.c. Referenced by DrawSpan16_8AsmLitX86FPU(), DrawSpan16_AsmGouraudX86FPU(), DrawSpan16_AsmGouraudZBuffer555X86FPU(), DrawSpan16_AsmGouraudZBufferTrans555X86FPU(), DrawSpan16_AsmGouraudZBufferTransX86FPU(), DrawSpan16_AsmGouraudZBufferX86FPU(), DrawSpan16_AsmGouraudZWrite555X86FPU(), DrawSpan16_AsmGouraudZWriteX86FPU(), DrawSpan16_AsmLit555X86FPU(), DrawSpan16_AsmLitX86FPU(), DrawSpan16_AsmLitZBuffer555X86FPU(), DrawSpan16_AsmLitZBufferX86FPU(), DrawSpan16_AsmLitZWrite555X86FPU(), DrawSpan16_AsmLitZWriteX86FPU(), DrawSpan16_AsmX86FPU(), and SetupMiscConstants().

int NumDevices = 0

Definition at line 45 of file softdrv.c.

CPUInfo ProcessorInfo = { 0 }

Definition at line 44 of file softdrv.c.

__int64 Q128 = 0

Definition at line 73 of file softdrv.c. Referenced by SetupMiscConstants().

__int64 QFixedScale = 0

Definition at line 71 of file softdrv.c. Referenced by SetupMiscConstants().

__int64 QFixedScale16 = 0

Definition at line 72 of file softdrv.c. Referenced by SetupMiscConstants().

__int64 QZBufferPrec = 0

Definition at line 70 of file softdrv.c. Referenced by SetupMiscConstants().

DRV_Driver SOFTDRV

Definition at line 261 of file softdrv.c. Referenced by AddSpanDraw(), DriverHook(), RenderWorldPoly(), SetLastDrvError(), and SoftDrv_LightMapSetupCallback().

VidEnumInfo VidInfo[16] [static]

Definition at line 39 of file softdrv.c. Referenced by DrvInit(), and EnumModes().

VidEnumInfo* VInfo [static]

Definition at line 40 of file softdrv.c. Referenced by DrvInit(), DrvShutdown(), EnumModes(), and GetCPUInfo().

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