Files
FC1/RenderDll/XRenderD3D8/D3DCGVProgram.cpp
romkazvo 34d6c5d489 123
2023-08-07 19:29:24 +08:00

1200 lines
29 KiB
C++

/*=============================================================================
D3DCGVPrograms.cpp : Direct3D cg vertex programs support.
Copyright (c) 2001 Crytek Studios. All Rights Reserved.
Revision history:
* Created by Honitch Andrey
=============================================================================*/
#include "stdafx.h"
#include "DriverD3D8.h"
#include "D3DCGVProgram.h"
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
TArray<CVProgram *> CVProgram::m_VPrograms;
//=======================================================================
CVProgram *CVProgram::mfForName(char *name, bool bCGType)
{
int i;
if (!name || !name[0])
return NULL;
for (i=0; i<m_VPrograms.Num(); i++)
{
if (!m_VPrograms[i])
continue;
if (!stricmp(name, m_VPrograms[i]->m_Name.c_str()))
{
m_VPrograms[i]->m_RefCounter++;
return m_VPrograms[i];
}
}
char scrname[128];
char dir[128];
if (!bCGType)
{
iLog->Log("Error: Attempt to load assembly vertex shader '%s'", name);
iLog->Log("Error: Assembly vertex shaders aren't supported anymore");
return NULL;
}
else
{
sprintf(dir, "%sDeclarations/CGVShaders/", gcEf.m_HWPath);
sprintf(scrname, "%s%s.crycg", dir, name);
}
FILE *fp = iSystem->GetIPak()->FOpen(scrname, "r");
if (!fp)
{
iLog->Log("WARNING: Couldn't find vertex shader '%s'", name);
return NULL;
}
iSystem->GetIPak()->FSeek(fp, 0, SEEK_END);
int len = iSystem->GetIPak()->FTell(fp);
char *buf = new char [len+1];
iSystem->GetIPak()->FSeek(fp, 0, SEEK_SET);
len = iSystem->GetIPak()->FRead(buf, 1, len, fp);
iSystem->GetIPak()->FClose(fp);
buf[len] = 0;
if (bCGType)
buf = gcEf.mfScriptPreprocessor(buf, dir, scrname);
CVProgram *p = NULL;
{
CVProgram *pr = new CCGVProgram_D3D;
HANDLE statussrc = CreateFile(scrname,GENERIC_READ,FILE_SHARE_READ,NULL,OPEN_EXISTING,FILE_FLAG_SEQUENTIAL_SCAN,NULL);
if (statussrc != INVALID_HANDLE_VALUE)
{
GetFileTime(statussrc,NULL,NULL,&pr->m_WriteTime);
CloseHandle(statussrc);
}
pr->m_Name = name;
pr->m_Id = i;
m_VPrograms.AddElem(pr);
pr->m_RefCounter = 1;
p = pr;
}
p->mfCompile(buf);
delete [] buf;
return p;
}
//=======================================================================
TArray<SCGScript *> CCGVProgram_D3D::m_CGScripts;
void SCGScript::mfRemoveFromList()
{
int i;
for (i=0; i<CCGVProgram_D3D::m_CGScripts.Num(); i++)
{
SCGScript *scr = CCGVProgram_D3D::m_CGScripts[i];
if (scr == this)
CCGVProgram_D3D::m_CGScripts[i] = NULL;
}
}
void CCGVProgram_D3D::mfReset()
{
for (int i=0; i<m_Insts.Num(); i++)
{
m_CurInst = i;
mfDel();
}
m_Insts.Free();
}
void CCGVProgram_D3D::mfFree()
{
m_Flags = 0;
if (m_Script && !m_Script->m_Name.GetIndex())
SAFE_RELEASE(m_Script);
if (m_CoreScript && !m_CoreScript->m_Name.GetIndex())
SAFE_RELEASE(m_CoreScript);
if (m_DeclarationsScript && !m_DeclarationsScript->m_Name.GetIndex())
SAFE_RELEASE(m_DeclarationsScript);
if (m_InputParmsScript && !m_InputParmsScript->m_Name.GetIndex())
SAFE_RELEASE(m_InputParmsScript);
if (m_PosScript && !m_PosScript->m_Name.GetIndex())
SAFE_RELEASE(m_PosScript);
m_Pointers.Free();
m_ParamsNoObj.Free();
m_ParamsObj.Free();
m_MatrixNoObj.Free();
m_MatrixObj.Free();
mfReset();
}
CCGVProgram_D3D::~CCGVProgram_D3D()
{
mfFree();
}
bool CCGVProgram_D3D::mfHasPointer(ESrcPointer ePtr)
{
for (int i=0; i<m_Pointers.Num(); i++)
{
SArrayPointer *vp = m_Pointers[i];
if (vp->ePT == ePtr)
return true;
}
return false;
}
static char *sAdditionalVP[] =
{
{
"OUT.FogC = IN.Fog.x;\n"
"return OUT;\n"
"}\n"
},
{
"float fCameraSpacePosZ = dot(ModelViewProj._31_32_33_34, vPos);\n"
"OUT.FogC = vPos.w - ((Fog.x - fCameraSpacePosZ) * Fog.y);\n"
"return OUT;\n"
"}\n"
},
{
"OUT.FogC = IN.Fog.x;\n"
"OUT.Tex3.w = dot(IN.Position, ClipPlane);\n"
"OUT.Tex3.xyz = IN.Position.w;\n"
"return OUT;\n"
"}\n"
},
{
"float fCameraSpacePosZ = dot(ModelViewProj._31_32_33_34, vPos);\n"
"OUT.FogC = vPos.w - ((Fog.x - fCameraSpacePosZ) * Fog.y);\n"
"OUT.Tex3.w = dot(IN.Position, ClipPlane);\n"
"OUT.Tex3.xyz = IN.Position.w;\n"
"return OUT;\n"
"}\n"
},
{
"return OUT;\n"
"}\n"
},
{
"return OUT;\n"
"}\n"
},
{
"OUT.Tex3.w = dot(IN.Position, ClipPlane);\n"
"OUT.Tex3.xyz = IN.Position.w;\n"
"return OUT;\n"
"}\n"
},
{
"OUT.Tex3.w = dot(IN.Position, ClipPlane);\n"
"OUT.Tex3.xyz = IN.Position.w;\n"
"return OUT;\n"
"}\n"
}
};
SCGScript *CCGVProgram_D3D::mfGenerateScriptVP(SCGScript *pPosScript)
{
TArray<char> newScr;
if (m_DeclarationsScript)
newScr.Copy(m_DeclarationsScript->m_Script, strlen(m_DeclarationsScript->m_Script));
char *szInputParms = m_InputParmsScript->m_Script;
if (pPosScript && m_PosScript->m_Name != m_Insts[m_CurInst].m_PosScriptName)
{
char str[1024];
strcpy(str, szInputParms);
szInputParms = str;
if (gRenDev->m_RP.m_pShader->m_DefaultVProgram && gRenDev->m_RP.m_pShader->m_DefaultVProgram->m_bCGType)
{
CCGVProgram_D3D *pVPD3D = (CCGVProgram_D3D *)gRenDev->m_RP.m_pShader->m_DefaultVProgram;
for (int i=0; i<pVPD3D->m_ParamsNoObj.Num(); i++)
{
if (!strstr(str, pVPD3D->m_ParamsNoObj[i].m_Name.c_str()))
{
strcat(str, ", uniform float4 ");
strcat(str, pVPD3D->m_ParamsNoObj[i].m_Name.c_str());
}
}
for (int i=0; i<pVPD3D->m_ParamsObj.Num(); i++)
{
if (!strstr(str, pVPD3D->m_ParamsObj[i].m_Name.c_str()))
{
strcat(str, ", uniform float4 ");
strcat(str, pVPD3D->m_ParamsObj[i].m_Name.c_str());
}
}
}
}
char str[512];
sprintf(str, "vertout main(appin IN, %s)\n{\n vertout OUT;\n", szInputParms);
newScr.Copy(str, strlen(str));
if (pPosScript)
newScr.Copy(pPosScript->m_Script, strlen(pPosScript->m_Script));
if (m_CoreScript)
newScr.Copy(m_CoreScript->m_Script, strlen(m_CoreScript->m_Script));
char *pExit = "return OUT;\n}";
newScr.Copy(pExit, strlen(pExit));
newScr.AddElem(0);
SCGScript *cgs = mfAddNewScript(NULL, &newScr[0]);
return cgs;
}
void CCGVProgram_D3D::mfPrecache()
{
int bPrevCP = gRenDev->m_RP.m_ClipPlaneEnabled;
gRenDev->m_RP.m_ClipPlaneEnabled = false;
mfSet(true, 0);
gRenDev->m_RP.m_ClipPlaneEnabled = true;
mfSet(true, 0);
gRenDev->m_RP.m_ClipPlaneEnabled = bPrevCP;
mfSet(false, 0);
}
char *CCGVProgram_D3D::mfCreateAdditionalVP(SCGScript *pPosScript)
{
SCGScript *pScript = m_Script;
if (!pScript)
pScript = mfGenerateScriptVP(pPosScript);
if (!pScript)
return NULL;
const char *scr = pScript->m_Script;
int len, n;
char *sNewStr = pScript->m_Script;
while (true)
{
sNewStr = strstr(sNewStr, "return");
if (!sNewStr)
{
len = strlen(pScript->m_Script)+1;
sNewStr = new char[len];
strcpy(sNewStr, pScript->m_Script);
return sNewStr;
}
n = 0;
while (sNewStr[n]!=0x20 && sNewStr[n]!=8 && sNewStr[n]!=0xa) {n++;}
while (sNewStr[n]==0x20 || sNewStr[n]==8 || sNewStr[n]==0xa) {n++;}
if (!strncmp(&sNewStr[n], "OUT", 3))
break;
}
n = sNewStr - pScript->m_Script;
len = strlen(pScript->m_Script)+1;
int lenN = strlen(sAdditionalVP[m_Insts[m_CurInst].m_Mask]);
int newSize = n+1+lenN;
char *newScr = new char [newSize];
strncpy(newScr, scr, n);
strcpy(&newScr[n], sAdditionalVP[m_Insts[m_CurInst].m_Mask]);
if ((m_Insts[m_CurInst].m_Mask & VPVST_NOISE) && !strstr(newScr, "register(c32)"))
{
sNewStr = newScr;
while (true)
{
sNewStr = strstr(sNewStr, "main");
if (!sNewStr)
break;
n = 0;
while (sNewStr[n]!=0x20 && sNewStr[n]!=8 && sNewStr[n]!=0xa && sNewStr[n] != '(') {n++;}
while (sNewStr[n]==0x20 || sNewStr[n]==8 || sNewStr[n]==0xa) {n++;}
if (sNewStr[n] == '(')
{
int m = 0;
n++;
while (true)
{
if (sNewStr[n]==')')
{
if (!m)
break;
m--;
}
if (sNewStr[n]=='(')
m++;
n++;
}
len = strlen(", uniform float4 pg[64] : register(c32)");
int len2 = strlen(newScr)+1;
char *newScr2 = new char[len+len2];
n = sNewStr-newScr+n;
strncpy(newScr2, newScr, n);
strcpy(&newScr2[n], ", uniform float4 pg[64] : register(c32)");
strcpy(&newScr2[n+len], &newScr[n]);
delete [] newScr;
newScr = newScr2;
break;
}
}
}
if (m_Insts[m_CurInst].m_Mask & VPVST_FOGGLOBAL)
{
sNewStr = newScr;
while (true)
{
sNewStr = strstr(sNewStr, "main");
if (!sNewStr)
break;
n = 0;
while (sNewStr[n]!=0x20 && sNewStr[n]!=8 && sNewStr[n]!=0xa && sNewStr[n] != '(') {n++;}
while (sNewStr[n]==0x20 || sNewStr[n]==8 || sNewStr[n]==0xa) {n++;}
if (sNewStr[n] == '(')
{
int m = 0;
n++;
while (true)
{
if (sNewStr[n]==')')
{
if (!m)
break;
m--;
}
if (sNewStr[n]=='(')
m++;
n++;
}
len = strlen(", uniform float3 Fog");
int len2 = strlen(newScr)+1;
char *newScr2 = new char[len+len2];
n = sNewStr-newScr+n;
strncpy(newScr2, newScr, n);
strcpy(&newScr2[n], ", uniform float3 Fog");
strcpy(&newScr2[n+len], &newScr[n]);
delete [] newScr;
newScr = newScr2;
break;
}
}
}
if (!(m_Insts[m_CurInst].m_Mask & VPVST_NOFOG))
{
sNewStr = newScr;
while (true)
{
sNewStr = strstr(sNewStr, "vertout");
if (!sNewStr)
break;
n = 0;
while (sNewStr[n]!=0x20 && sNewStr[n]!=8 && sNewStr[n]!=0xa && sNewStr[n] != '{') {n++;}
while (sNewStr[n]==0x20 || sNewStr[n]==8 || sNewStr[n]==0xa) {n++;}
if (sNewStr[n] == '{')
{
n++;
while (sNewStr[n]==0x20 || sNewStr[n]==8 || sNewStr[n]==0xd || sNewStr[n]==0xa) {n++;}
len = strlen("float FogC : FOG;\n");
int len2 = strlen(newScr)+1;
char *newScr2 = new char[len+len2];
n = sNewStr-newScr+n;
strncpy(newScr2, newScr, n);
strcpy(&newScr2[n], "float FogC : FOG;\n");
strcpy(&newScr2[n+len], &newScr[n]);
delete [] newScr;
newScr = newScr2;
break;
}
}
}
if (m_Insts[m_CurInst].m_Mask & VPVST_CLIPPLANES)
{
sNewStr = newScr;
while (true)
{
sNewStr = strstr(sNewStr, "main");
if (!sNewStr)
break;
n = 0;
while (sNewStr[n]!=0x20 && sNewStr[n]!=8 && sNewStr[n]!=0xa && sNewStr[n] != '(') {n++;}
while (sNewStr[n]==0x20 || sNewStr[n]==8 || sNewStr[n]==0xa) {n++;}
if (sNewStr[n] == '(')
{
int m = 0;
n++;
while (true)
{
if (sNewStr[n]==')')
{
if (!m)
break;
m--;
}
if (sNewStr[n]=='(')
m++;
n++;
}
len = strlen(", uniform float4 ClipPlane");
int len2 = strlen(newScr)+1;
char *newScr2 = new char[len+len2];
n = sNewStr-newScr+n;
strncpy(newScr2, newScr, n);
strcpy(&newScr2[n], ", uniform float4 ClipPlane");
strcpy(&newScr2[n+len], &newScr[n]);
delete [] newScr;
newScr = newScr2;
break;
}
}
sNewStr = newScr;
if (!strstr(sNewStr, "TEX3"))
{
while (true)
{
sNewStr = strstr(sNewStr, "vertout");
if (!sNewStr)
break;
n = 0;
while (sNewStr[n]!=0x20 && sNewStr[n]!=8 && sNewStr[n]!=0xa && sNewStr[n] != '{') {n++;}
while (sNewStr[n]==0x20 || sNewStr[n]==8 || sNewStr[n]==0xa) {n++;}
if (sNewStr[n] == '{')
{
n++;
while (sNewStr[n]==0x20 || sNewStr[n]==8 || sNewStr[n]==0xa) {n++;}
len = strlen("float4 Tex3 : TEXCOORD3;\n");
int len2 = strlen(newScr)+1;
char *newScr2 = new char[len+len2];
n = sNewStr-newScr+n;
strncpy(newScr2, newScr, n);
strcpy(&newScr2[n], "float4 Tex3 : TEXCOORD3;\n");
strcpy(&newScr2[n+len], &newScr[n]);
delete [] newScr;
newScr = newScr2;
break;
}
}
}
}
return newScr;
}
void CCGVProgram_D3D::mfCompileParam4f(char *scr, SShader *ef, TArray<SCGParam4f> *Params, int nLights)
{
guard(CCGVProgram_D3D::mfCompileParam4f);
gcEf.mfCompileCGParam(scr, ef, Params, nLights);
unguard;
}
void CCGVProgram_D3D::mfCompileParamStateMatrix(char *scr, SShader *ef, TArray<SCGMatrix> *Params)
{
char* name;
long cmd;
char *params;
char *data;
guard(CCGVProgram_D3D::mfCompileParamStateMatrix);
enum {eType=1, eName};
static tokenDesc commands[] =
{
{eType, "Type"},
{eName, "Name"},
{0,0}
};
SCGMatrix pr;
pr.m_pBind = NULL;
while ((cmd = shGetObject (&scr, commands, &name, &params)) > 0)
{
data = NULL;
if (name)
data = name;
else
if (params)
data = params;
switch (cmd)
{
case eName:
pr.m_Name = data;
break;
case eType:
if (!stricmp(data, "ViewProj"))
pr.m_eCGParamType = ECGP_Matr_ViewProj;
else
if (!stricmp(data, "View"))
pr.m_eCGParamType = ECGP_Matr_View;
else
if (!stricmp(data, "View_I"))
pr.m_eCGParamType = ECGP_Matr_View_I;
else
if (!stricmp(data, "View_T"))
pr.m_eCGParamType = ECGP_Matr_View_T;
else
if (!stricmp(data, "View_IT"))
pr.m_eCGParamType = ECGP_Matr_View_IT;
else
pr.m_eCGParamType = ECGP_Unknown;
}
}
if (pr.m_eCGParamType != ECGP_Unknown && pr.m_Name.GetIndex())
{
Params->AddElem(pr);
}
unguard;
}
void CCGVProgram_D3D::mfCompileVertAttributes(char *scr, SShader *ef)
{
char* name;
long cmd;
char *params;
char *data;
guard(CCGVProgram_D3D::mfCompileVertAttributes);
enum {eVertArray=1};
static tokenDesc commands[] =
{
{eVertArray, "VertArray"},
{0,0}
};
while ((cmd = shGetObject (&scr, commands, &name, &params)) > 0)
{
data = NULL;
if (name)
data = name;
else
if (params)
data = params;
switch (cmd)
{
case eVertArray:
{
if (!data || !data[0])
{
iLog->Log("Warning: Missing parameters for VertArray in Shader '%s'\n", ef->m_Name.c_str());
break;
}
gcEf.mfCompileArrayPointer(m_Pointers, params, ef);
}
break;
}
}
unguard;
}
bool CCGVProgram_D3D::mfCompile(char *scr)
{
char* name;
long cmd;
char *params;
char *data;
guard(CCGVProgram_D3D::mfCompile);
enum {eScript=1, eParam4f, eVertAttributes, eParamStateMatrix, eNoFog, eNoise, eUnifiedPosScript, eMainInput, eDeclarationsScript, ePositionScript, eCoreScript};
static tokenDesc commands[] =
{
{eScript, "Script"},
{eParam4f, "Param4f"},
{eParamStateMatrix, "ParamStateMatrix"},
{eVertAttributes, "VertAttributes"},
{eMainInput, "MainInput"},
{eDeclarationsScript, "DeclarationsScript"},
{ePositionScript, "PositionScript"},
{eCoreScript, "CoreScript"},
{eNoFog, "NoFog"},
{eNoise, "Noise"},
{eUnifiedPosScript, "UnifiedPosScript"},
{0,0}
};
mfFree();
SShader *ef = gcEf.m_CurShader;
while ((cmd = shGetObject (&scr, commands, &name, &params)) > 0)
{
data = NULL;
if (name)
data = name;
else
if (params)
data = params;
switch (cmd)
{
case eVertAttributes:
mfCompileVertAttributes(params, ef);
break;
case eMainInput:
m_InputParmsScript = mfAddNewScript(name, params);
break;
case eDeclarationsScript:
m_DeclarationsScript = mfAddNewScript(name, params);
break;
case ePositionScript:
if (strchr(params, ';'))
m_PosScript = mfAddNewScript(name, params);
else
{
m_PosScript = mfAddNewScript(params, NULL);
if (!m_PosScript)
m_PosScript = mfAddNewScript("PosCommon", NULL);
}
break;
case eCoreScript:
m_CoreScript = mfAddNewScript(name, params);
break;
case eParam4f:
mfCompileParam4f(params, ef, &m_ParamsNoObj, -1);
break;
case eParamStateMatrix:
mfCompileParamStateMatrix(params, ef, &m_MatrixNoObj);
break;
case eUnifiedPosScript:
m_Flags |= VPFI_UNIFIEDPOS;
break;
case eNoFog:
m_Flags |= VPFI_NOFOG;
break;
case eNoise:
m_Flags |= VPFI_NOISE;
break;
case eScript:
{
SAFE_RELEASE(m_Script);
m_Script = mfAddNewScript(NULL, data);
}
break;
}
}
int i;
for (i=0; i<m_MatrixNoObj.Num(); i++)
{
SCGMatrix *m = &m_MatrixNoObj[i];
if (m->m_eCGParamType == ECGP_Matr_ViewProj)
break;
}
if (i == m_MatrixNoObj.Num())
{
SCGMatrix m;
m.m_eCGParamType = ECGP_Matr_ViewProj;
m.m_Name = "ModelViewProj";
m_MatrixNoObj.AddElem(m);
}
unguard;
return 1;
}
void CCGVProgram_D3D::mfSetVariables(TArray<SCGParam4f>* Vars)
{
int i;
for (i=0; i<Vars->Num(); i++)
{
SCGParam4f *p = &Vars->Get(i);
if (p->m_nComponents > 1)
{
float matr[4][4];
int nLast = i+p->m_nComponents;
int n = 0;
SCGParam4f *pMatr = p;
for (; i<nLast; i++, n++)
{
p = &Vars->Get(i);
float *v = p->mfGet();
matr[n][0] = v[0]; matr[n][1] = v[1]; matr[n][2] = v[2]; matr[n][3] = v[3];
}
i--;
mfParameter(pMatr, &matr[0][0], pMatr->m_nComponents);
continue;
}
float *v = p->mfGet();
mfParameter4f(p, v);
}
}
void CCGVProgram_D3D::mfSetVariables(bool bObj, TArray<SCGParam4f>* Parms)
{
if (m_Insts[m_CurInst].m_dwHandle == 0 || m_Insts[m_CurInst].m_dwHandle == -1)
return;
if (!bObj)
{
if (m_ParamsNoObj.Num())
mfSetVariables(&m_ParamsNoObj);
if (m_Insts[m_CurInst].m_ParamsNoObj)
mfSetVariables(m_Insts[m_CurInst].m_ParamsNoObj);
}
else
{
if (m_ParamsObj.Num())
mfSetVariables(&m_ParamsObj);
if (m_Insts[m_CurInst].m_ParamsObj)
mfSetVariables(m_Insts[m_CurInst].m_ParamsObj);
}
if (Parms)
mfSetVariables((TArray<SCGParam4f> *)Parms);
}
/* returns a random floating point number between 0.0 and 1.0 */
static float frand()
{
return (float) (rand() / (float) RAND_MAX);
}
/* returns a random floating point number between -1.0 and 1.0 */
static float sfrand()
{
return (float) (rand() * 2.0f/ (float) RAND_MAX) - 1.0f;
}
void CCGVProgram_D3D::mfGetSrcFileName(char *srcname)
{
sprintf(srcname, "%sDeclarations/CGVShaders/%s.crycg", gcEf.m_HWPath, m_Name.c_str());
}
void CCGVProgram_D3D::mfGetDstFileName(char *dstname, SCGScript *pPosScr)
{
char *type;
#ifndef _XBOX
if (m_CGProfileType == CG_PROFILE_VS_1_1)
type = "D3D8_VS11";
else
if (m_CGProfileType == CG_PROFILE_VS_2_0)
type = "D3D8_VS20";
else
if (m_CGProfileType == CG_PROFILE_VS_2_X)
type = "D3D8_VS2X";
#else
type = "D3D8_VS11";
#endif
char *fog;
if (m_Insts[m_CurInst].m_Mask & VPVST_FOGGLOBAL)
fog = "Fog";
else
if (m_Insts[m_CurInst].m_Mask & VPVST_NOFOG)
fog = "NoFog";
char *cp;
if (m_Insts[m_CurInst].m_Mask & VPVST_CLIPPLANES)
cp = "CP";
else
cp = "NoCP";
const char *szPos = pPosScr ? pPosScr->m_Name.c_str() : "None";
sprintf(dstname, "%sDeclarations/CGVShaders/Cache/%s$%s$%s$%s#%s.cgvp", gcEf.m_HWPath, m_Name.c_str(), type, fog, cp, szPos);
}
static char *sGetText(char **buf)
{
bool bBetween = false;
SkipCharacters(buf, " ");
if (**buf == ':')
{
++*buf;
SkipCharacters(buf, " ");
if (**buf == ':')
return NULL;
}
char *result = *buf;
// now, we need to find the next whitespace to end the data
char theChar;
while ((theChar = **buf) != 0)
{
if (theChar <= 0x20) // space and control chars
break;
++*buf;
}
**buf = 0; // null terminate it
if (theChar) // skip the terminator
++*buf;
return result;
}
bool CCGVProgram_D3D::mfActivate(CCGVProgram_D3D *pPosVP)
{
CD3D8Renderer *r = gcpRendD3D;
LPDIRECT3DDEVICE8 dv = r->mfGetD3DDevice();
if (!m_Insts[m_CurInst].m_dwHandle)
{
bool bCreate = false;
char namesrc[256];
char namedst[256];
char strVer[128];
char strVer0[128];
sprintf(strVer, "//CGVER%.1f\n", CG_CACHE_VER);
mfGetSrcFileName(namesrc);
mfGetDstFileName(namedst, pPosVP->m_PosScript);
#ifndef _XBOX
FILETIME writetimesrc,writetimedst;
HANDLE statussrc, statusdst;
statusdst = CreateFile(namedst,GENERIC_READ,FILE_SHARE_READ, NULL,OPEN_EXISTING,FILE_FLAG_SEQUENTIAL_SCAN,NULL);
if (statusdst == INVALID_HANDLE_VALUE)
bCreate = true;
else
{
statussrc = CreateFile(namesrc,GENERIC_READ,FILE_SHARE_READ,NULL,OPEN_EXISTING,FILE_FLAG_SEQUENTIAL_SCAN,NULL);
GetFileTime(statussrc,NULL,NULL,&writetimesrc);
GetFileTime(statusdst,NULL,NULL,&writetimedst);
CloseHandle(statussrc);
CloseHandle(statusdst);
if (CompareFileTime(&writetimesrc,&writetimedst)!=0)
bCreate = true;
FILE *fp = iSystem->GetIPak()->FOpen(namedst, "r");
if (!fp)
bCreate = true;
else
{
iSystem->GetIPak()->FGets(strVer0, 128, fp);
iSystem->GetIPak()->FClose(fp);
if (strcmp(strVer, strVer0))
bCreate = true;
}
}
if (bCreate)
{
char *scr;
scr = mfCreateAdditionalVP(pPosVP->m_PosScript);
const char *code = mfLoadCG(scr);
delete [] scr;
if (code)
{
FILE *fp = fopen(namedst, "w");
if (fp)
{
fprintf(fp, "%s%s", strVer, code);
fclose(fp);
}
statusdst = CreateFile(namedst,GENERIC_WRITE,FILE_SHARE_READ, NULL,OPEN_EXISTING,FILE_FLAG_SEQUENTIAL_SCAN,NULL);
statussrc = CreateFile(namesrc,GENERIC_READ,FILE_SHARE_READ,NULL,OPEN_EXISTING,FILE_FLAG_SEQUENTIAL_SCAN,NULL);
GetFileTime(statussrc,NULL,NULL,&writetimesrc);
SetFileTime(statusdst,NULL,NULL,&writetimesrc);
CloseHandle(statussrc);
CloseHandle(statusdst);
}
if (m_Insts[m_CurInst].m_CGProgram)
cgDestroyProgram(m_Insts[m_CurInst].m_CGProgram);
m_Insts[m_CurInst].m_CGProgram = NULL;
}
#endif
FILE *fp = iSystem->GetIPak()->FOpen(namedst, "r");
if (!fp)
iLog->Log("Error: couldn't open for read vertex shader file '%s'", namedst);
else
{
iSystem->GetIPak()->FSeek(fp, 0, SEEK_END);
int len = iSystem->GetIPak()->FTell(fp);
iSystem->GetIPak()->FSeek(fp, 0, SEEK_SET);
char *pbuf = new char [len+1];
iSystem->GetIPak()->FGets(strVer0, 128, fp);
len = iSystem->GetIPak()->FRead(pbuf, 1, len, fp);
pbuf[len] = 0;
iSystem->GetIPak()->FClose(fp);
#ifdef _XBOX
char *s = pbuf;
while (s)
{
s = strstr(s, ", v");
if (s)
{
char dig[3];
dig[0] = s[3];
if (isdigit(s[4]))
{
dig[1] = s[4];
dig[2] = 0;
}
else
dig[1] = 0;
int n = atoi(dig);
switch(n)
{
case 3:
s[3] = '2';
break;
case 5:
s[3] = '3';
break;
case 6:
s[3] = '4';
break;
case 7:
s[3] = '9';
break;
case 8:
s[1] = 'v';
s[2] = '1';
s[3] = '0';
break;
case 9:
s[1] = 'v';
s[2] = '1';
s[3] = '1';
break;
case 0:
case 1:
case 2:
break;
case 10:
s[3] = '1';
s[4] = '2';
break;
default:
assert(0);
}
s = &s[4];
}
}
#endif
mfLoad(pbuf);
// parse variables and constants from CG object code
int nComps = 1;
char *scr = pbuf;
char *token = strtok(scr, "//");
while (token)
{
if (!strncmp(token, "const", 5))
{
token += 5;
char *szhReg = sGetText(&token);
char *szEqual = sGetText(&token);
char *szF0 = sGetText(&token);
char *szF1 = sGetText(&token);
char *szF2 = sGetText(&token);
char *szF3 = sGetText(&token);
if (!m_Insts[m_CurInst].m_BindConstants)
m_Insts[m_CurInst].m_BindConstants = new TArray<SCGBindConst>;
SCGBindConst cgp;
cgp.m_nComponents = 1;
cgp.m_Val[0] = (float)atof(szF0);
cgp.m_Val[1] = (float)atof(szF1);
cgp.m_Val[2] = (float)atof(szF2);
cgp.m_Val[3] = (float)atof(szF3);
cgp.m_dwBind = atoi(&szhReg[2]);
m_Insts[m_CurInst].m_BindConstants->AddElem(cgp);
}
else
if (!strncmp(token, "var", 3))
{
token += 3;
char *szType = sGetText(&token);
char *szName = sGetText(&token);
char *szvAttr = sGetText(&token);
char *szhReg = sGetText(&token);
int len = strlen(szhReg);
if (szhReg[len-1] == ',')
{
char *sznComps = sGetText(&token);
nComps = atoi(sznComps);
}
else
nComps = 1;
char *szVarType = sGetText(&token);
char *sznVar = sGetText(&token);
if (!szvAttr)
{
if (!m_Insts[m_CurInst].m_BindVars)
m_Insts[m_CurInst].m_BindVars = new TArray<SCGBind>;
SCGBind cgp;
cgp.m_nComponents = nComps;
cgp.m_Name = szName;
cgp.m_dwBind = atoi(&szhReg[2]);
m_Insts[m_CurInst].m_BindVars->AddElem(cgp);
}
}
token = strtok(NULL, "//");
}
}
mfUnbind();
if (!m_bCreateNoise)
{
m_bCreateNoise = true;
// create a table containing a random permuation of the integers from 0-63
vec4_t c[64];
int i;
// want reproducable behaviour for debug
//srand(1);
for(i=0; i<64; i++)
{
c[i][3] = (float)i;
c[i][0] = frand();
c[i][1] = frand();
c[i][2] = frand();
}
for(i=0; i<500; i++)
{
// choose two entries at random and swap
int a, b;
float t;
a = (rand() >> 4) & 63; // lower bits of rand() are bogus sometimes
b = (rand() >> 4) & 63;
t = c[a][3];
c[a][3] = c[b][3];
c[b][3] = t;
}
for(i=0; i<64; i++)
{
dv->SetVertexShaderConstant(32+i, &c[i][0], 1);
}
float cons[4];
cons[0] = 0; cons[1] = 0.25f; cons[2] = 0.5f; cons[3] = 1.0f;
dv->SetVertexShaderConstant(28, cons, 1);
}
}
if (!m_Insts[m_CurInst].m_dwHandle)
return false;
return true;
}
bool CCGVProgram_D3D::mfSet(bool bStat, SShaderPassHW *slw, int nSetPointers)
{
if (!bStat)
{
if (CRenderer::CV_r_log == 4)
gRenDev->Logv(SRendItem::m_RecurseLevel, "--- Reset VProgram \"%s\"\n", m_Name.c_str());
m_LastVP = NULL;
return true;
}
gRenDev->m_RP.m_CurVP = this;
int CurV = gRenDev->m_RP.m_CurD3DVFormat;
int Num;
if ((m_Flags & VPFI_NOFOG) || !CRenderer::CV_r_vpfog || (gRenDev->GetFeatures() & RFT_HW_RADEON8500))
Num = VPVST_NOFOG;
else
Num = VPVST_FOGGLOBAL;
if (gRenDev->m_RP.m_ClipPlaneEnabled == 1)
Num |= VPVST_CLIPPLANES;
//Num = VPVST_NOFOG;
int Streams = gRenDev->m_RP.m_FlagsModificators & 7;
CCGVProgram_D3D *pPosVP = this;
if (m_Flags & VPFI_UNIFIEDPOS)
{
CVProgram *pVP;
if (gRenDev->m_RP.m_RendPass)
pVP = gRenDev->m_RP.m_LastVP;
else
pVP = gRenDev->m_RP.m_pShader->m_DefaultVProgram;
if (pVP && pVP->m_bCGType)
{
CCGVProgram_D3D *pVPD3D = (CCGVProgram_D3D *)pVP;
if (pVPD3D->m_PosScript)
pPosVP = pVPD3D;
}
}
if (CRenderer::CV_r_log == 4)
gRenDev->Logv(SRendItem::m_RecurseLevel, "--- Set VProgram \"%s\" (%d Type)\n", m_Name.c_str(), Num);
int Id = mfGetCGInstanceID(Streams, CurV, Num, pPosVP);
m_LastTypeVP = Id;
#ifndef _XBOX
if ((int)m_Insts[Id].m_CGProgram == -1)
#else
if (m_Insts[Id].m_dwHandle == -1)
#endif
return false;
#ifndef _XBOX
if (!m_Insts[Id].m_CGProgram)
#else
if (!m_Insts[Id].m_dwHandle)
#endif
{
if (!mfActivate(pPosVP))
{
m_Insts[Id].m_dwHandle = -1;
return false;
}
m_LastVP = NULL;
}
if (m_Frame != gRenDev->GetFrameID())
{
m_Frame = gRenDev->GetFrameID();
gRenDev->m_RP.m_PS.m_NumVShaders++;
}
m_LastVP = m_Id;
// select the vertex shader
//if (m_LastVP != m_Id || m_LastTypeVP != Num)
{
//m_LastTypeVP = Num;
mfBind();
}
gRenDev->m_RP.m_PersFlags |= RBPF_VSNEEDSET;
mfSetStateMatrices(false);
if (slw && slw->m_VPParamsNoObj.Num())
mfSetVariables(false, &slw->m_VPParamsNoObj);
else
mfSetVariables(false, NULL);
if (!(m_Flags & VPFI_UNIFIEDPOS))
gRenDev->m_RP.m_LastVP = this;
return true;
}