BOOL CSamplerUtil::BindTexture(
izanagi::shader::S_SHD_SAMPLER& sDesc,
CGparameter param,
std::vector<CGparameter>& tvTexList)
{
CGstateassignment sa = ::cgGetFirstSamplerStateAssignment(param);
while (sa != NULL) {
CGstate state = cgGetSamplerStateAssignmentState(sa);
izanagi::tool::CString str(::cgGetStateName(state));
if (str == "Texture") {
CGparameter tex = ::cgGetTextureStateAssignmentValue(sa);
std::vector<CGparameter>::iterator it = std::find(
tvTexList.begin(),
tvTexList.end(),
tex);
VRETURN(it != tvTexList.end());
// サンプラにバインドするテクスチャのインデックス
sDesc.BindTexIdx = static_cast<IZ_INT>(std::distance(tvTexList.begin(), it));
break;
}
sa = ::cgGetNextStateAssignment(sa);
}
return TRUE;
}
static void AddSamplerState(JSON &json, CGstateassignment sa)
{
const CGstate state = cgGetSamplerStateAssignmentState(sa);
const char * const stateName = cgGetStateName(state);
const CGtype type = cgGetStateType(state);
int nValues;
switch (type)
{
case CG_FLOAT:
case CG_FLOAT1:
{
const float * const fvalues = cgGetFloatStateAssignmentValues(sa, &nValues);
json.AddValue(stateName, fvalues[0]);
}
break;
case CG_FLOAT2:
case CG_FLOAT3:
case CG_FLOAT4:
{
const float * const fvalues = cgGetFloatStateAssignmentValues(sa, &nValues);
json.AddArray(stateName, true);
json.BeginData(true);
for (int n = 0; n < nValues; ++n)
{
json.AddData(fvalues[n]);
}
json.EndData();
json.CloseArray(true);
}
break;
case CG_INT:
case CG_INT1:
{
const int * const ivalues = cgGetIntStateAssignmentValues(sa, &nValues);
json.AddValue(stateName, ivalues[0]);
}
break;
case CG_INT2:
case CG_INT3:
case CG_INT4:
{
const int * const ivalues = cgGetIntStateAssignmentValues(sa, &nValues);
json.AddArray(stateName, true);
json.BeginData(true);
for (int n = 0; n < nValues; ++n)
{
json.AddData(ivalues[n]);
}
json.EndData();
json.CloseArray(true);
}
break;
case CG_BOOL:
case CG_BOOL1:
{
const CGbool * const bvalues = cgGetBoolStateAssignmentValues(sa, &nValues);
json.AddBoolean(stateName, (bvalues[0] ? true : false));
}
break;
case CG_BOOL2:
case CG_BOOL3:
case CG_BOOL4:
{
const CGbool * const bvalues = cgGetBoolStateAssignmentValues(sa, &nValues);
json.AddArray(stateName, true);
json.BeginData(true);
for (int n = 0; n < nValues; ++n)
{
json.AddBoolean(stateName, (bvalues[n] ? true : false));
}
json.EndData();
json.CloseArray(true);
}
break;
case CG_STRING:
json.AddString(stateName, cgGetStringStateAssignmentValue(sa));
break;
default:
ErrorMessage("UNEXPECTED State Assignment Type: %s 0x%x (%d)\n",
cgGetTypeString(type), type, type);
break;
}
}
