GraphDef* GraphDefLib_Read(World *inWorld, char* buffer, GraphDef* inList)
{
int32 magic = readInt32_be(buffer);
if (magic != (('S'<<24)|('C'<<16)|('g'<<8)|'f') /*'SCgf'*/) return inList;
int32 version = readInt32_be(buffer);
uint32 numDefs, i;
switch (version) {
case 2:
numDefs = readInt16_be(buffer);
for (i=0; i<numDefs; ++i) {
inList = GraphDef_Read(inWorld, buffer, inList, version);
}
return inList;
break;
case 1:
case 0:
numDefs = readInt16_be(buffer);
for (i=0; i<numDefs; ++i) {
inList = GraphDef_ReadVer1(inWorld, buffer, inList, version); // handles 1 and 0
}
return inList;
break;
default:
return inList;
break;
}
}
void UnitSpec_Read(UnitSpec* inUnitSpec, char*& buffer)
{
int32 name[kSCNameLen];
ReadName(buffer, name);
inUnitSpec->mUnitDef = GetUnitDef(name);
if (!inUnitSpec->mUnitDef) {
char str[256];
sprintf(str, "UGen '%s' not installed.", (char*)name);
throw std::runtime_error(str);
return;
}
inUnitSpec->mCalcRate = readInt8(buffer);
inUnitSpec->mNumInputs = readInt32_be(buffer);
inUnitSpec->mNumOutputs = readInt32_be(buffer);
inUnitSpec->mSpecialIndex = readInt16_be(buffer);
inUnitSpec->mInputSpec = (InputSpec*)malloc(sizeof(InputSpec) * inUnitSpec->mNumInputs);
inUnitSpec->mOutputSpec = (OutputSpec*)malloc(sizeof(OutputSpec) * inUnitSpec->mNumOutputs);
for (uint32 i=0; i<inUnitSpec->mNumInputs; ++i) {
InputSpec_Read(inUnitSpec->mInputSpec + i, buffer);
}
for (uint32 i=0; i<inUnitSpec->mNumOutputs; ++i) {
OutputSpec_Read(inUnitSpec->mOutputSpec + i, buffer);
}
uint64 numPorts = inUnitSpec->mNumInputs + inUnitSpec->mNumOutputs;
inUnitSpec->mAllocSize = inUnitSpec->mUnitDef->mAllocSize + numPorts * (sizeof(Wire*) + sizeof(float*));
}
void InputSpec_Read(InputSpec* inInputSpec, char*& buffer)
{
inInputSpec->mFromUnitIndex = readInt32_be(buffer);
inInputSpec->mFromOutputIndex = readInt32_be(buffer);
inInputSpec->mWireIndex = -1;
}
void ParamSpec_Read(ParamSpec* inParamSpec, char*& buffer)
{
ReadName(buffer, inParamSpec->mName);
inParamSpec->mIndex = readInt32_be(buffer);
inParamSpec->mHash = Hash(inParamSpec->mName);
}
// ver 2
GraphDef* GraphDef_Read(World *inWorld, char*& buffer, GraphDef* inList, int32 inVersion)
{
int32 name[kSCNodeDefNameLen];
ReadNodeDefName(buffer, name);
GraphDef* graphDef = (GraphDef*)calloc(1, sizeof(GraphDef));
graphDef->mOriginal = graphDef;
graphDef->mNodeDef.mAllocSize = sizeof(Graph);
memcpy((char*)graphDef->mNodeDef.mName, (char*)name, kSCNodeDefNameByteLen);
graphDef->mNodeDef.mHash = Hash(graphDef->mNodeDef.mName);
graphDef->mNumConstants = readInt32_be(buffer);
graphDef->mConstants = (float*)malloc(graphDef->mNumConstants * sizeof(float));
for (uint32 i=0; i<graphDef->mNumConstants; ++i) {
graphDef->mConstants[i] = readFloat_be(buffer);
}
graphDef->mNumControls = readInt32_be(buffer);
graphDef->mInitialControlValues = (float32*)malloc(sizeof(float32) * graphDef->mNumControls);
for (uint32 i=0; i<graphDef->mNumControls; ++i) {
graphDef->mInitialControlValues[i] = readFloat_be(buffer);
}
graphDef->mNumParamSpecs = readInt32_be(buffer);
if (graphDef->mNumParamSpecs) {
int hashTableSize = NEXTPOWEROFTWO(graphDef->mNumParamSpecs);
graphDef->mParamSpecTable = new ParamSpecTable(&gMalloc, hashTableSize, false);
graphDef->mParamSpecs = (ParamSpec*)malloc(graphDef->mNumParamSpecs * sizeof(ParamSpec));
for (uint32 i=0; i<graphDef->mNumParamSpecs; ++i) {
ParamSpec *paramSpec = graphDef->mParamSpecs + i;
ParamSpec_Read(paramSpec, buffer);
graphDef->mParamSpecTable->Add(paramSpec);
}
} else {
// empty table to eliminate test in Graph_SetControl
graphDef->mParamSpecTable = new ParamSpecTable(&gMalloc, 4, false);
graphDef->mParamSpecs = 0;
}
graphDef->mNumWires = graphDef->mNumConstants;
graphDef->mNumUnitSpecs = readInt32_be(buffer);
graphDef->mUnitSpecs = (UnitSpec*)malloc(sizeof(UnitSpec) * graphDef->mNumUnitSpecs);
graphDef->mNumCalcUnits = 0;
for (uint32 i=0; i<graphDef->mNumUnitSpecs; ++i) {
UnitSpec *unitSpec = graphDef->mUnitSpecs + i;
UnitSpec_Read(unitSpec, buffer);
switch (unitSpec->mCalcRate)
{
case calc_ScalarRate :
unitSpec->mRateInfo = &inWorld->mBufRate;
break;
case calc_BufRate :
graphDef->mNumCalcUnits++;
unitSpec->mRateInfo = &inWorld->mBufRate;
break;
case calc_FullRate :
graphDef->mNumCalcUnits++;
unitSpec->mRateInfo = &inWorld->mFullRate;
break;
case calc_DemandRate :
unitSpec->mRateInfo = &inWorld->mBufRate;
break;
}
graphDef->mNodeDef.mAllocSize += unitSpec->mAllocSize;
graphDef->mNumWires += unitSpec->mNumOutputs;
}
DoBufferColoring(inWorld, graphDef);
graphDef->mWiresAllocSize = graphDef->mNumWires * sizeof(Wire);
graphDef->mUnitsAllocSize = graphDef->mNumUnitSpecs * sizeof(Unit*);
graphDef->mCalcUnitsAllocSize = graphDef->mNumCalcUnits * sizeof(Unit*);
graphDef->mNodeDef.mAllocSize += graphDef->mWiresAllocSize;
graphDef->mNodeDef.mAllocSize += graphDef->mUnitsAllocSize;
graphDef->mNodeDef.mAllocSize += graphDef->mCalcUnitsAllocSize;
graphDef->mControlAllocSize = graphDef->mNumControls * sizeof(float);
graphDef->mNodeDef.mAllocSize += graphDef->mControlAllocSize;
graphDef->mMapControlsAllocSize = graphDef->mNumControls * sizeof(float*);
graphDef->mNodeDef.mAllocSize += graphDef->mMapControlsAllocSize;
graphDef->mMapControlRatesAllocSize = graphDef->mNumControls * sizeof(int*);
graphDef->mNodeDef.mAllocSize += graphDef->mMapControlRatesAllocSize;
graphDef->mNext = inList;
graphDef->mRefCount = 1;
graphDef->mNumVariants = readInt16_be(buffer);
if (graphDef->mNumVariants) {
graphDef->mVariants = (GraphDef*)calloc(graphDef->mNumVariants, sizeof(GraphDef));
for (uint32 i=0; i<graphDef->mNumVariants; ++i) {
GraphDef_ReadVariant(inWorld, buffer, graphDef, graphDef->mVariants + i);
}
}
return graphDef;
}
/** \note Relevant supernova code: \c sc_synthdef::prepare()
* \note Relevant v1 code: \c GraphDef_ReadVer1()
*/
GraphDef* GraphDef_Read(World *inWorld, char*& buffer, GraphDef* inList, int32 inVersion)
{
int32 name[kSCNodeDefNameLen];
ReadNodeDefName(buffer, name);
GraphDef* graphDef = (GraphDef*)calloc(1, sizeof(GraphDef));
graphDef->mOriginal = graphDef;
graphDef->mNodeDef.mAllocSize = sizeof(Graph);
memcpy((char*)graphDef->mNodeDef.mName, (char*)name, kSCNodeDefNameByteLen);
graphDef->mNodeDef.mHash = Hash(graphDef->mNodeDef.mName);
graphDef->mNumConstants = readInt32_be(buffer);
graphDef->mConstants = (float*)malloc(graphDef->mNumConstants * sizeof(float));
for (uint32 i=0; i<graphDef->mNumConstants; ++i) {
graphDef->mConstants[i] = readFloat_be(buffer);
}
graphDef->mNumControls = readInt32_be(buffer);
graphDef->mInitialControlValues = (float32*)malloc(sizeof(float32) * graphDef->mNumControls);
for (uint32 i=0; i<graphDef->mNumControls; ++i) {
graphDef->mInitialControlValues[i] = readFloat_be(buffer);
}
graphDef->mNumParamSpecs = readInt32_be(buffer);
calcParamSpecs(graphDef, buffer);
graphDef->mNumWires = graphDef->mNumConstants;
graphDef->mNumUnitSpecs = readInt32_be(buffer);
graphDef->mUnitSpecs = (UnitSpec*)malloc(sizeof(UnitSpec) * graphDef->mNumUnitSpecs);
graphDef->mNumCalcUnits = 0;
for (uint32 i=0; i<graphDef->mNumUnitSpecs; ++i) {
UnitSpec *unitSpec = graphDef->mUnitSpecs + i;
UnitSpec_Read(unitSpec, buffer);
switch (unitSpec->mCalcRate)
{
case calc_ScalarRate :
unitSpec->mRateInfo = &inWorld->mBufRate;
break;
case calc_BufRate :
graphDef->mNumCalcUnits++;
unitSpec->mRateInfo = &inWorld->mBufRate;
break;
case calc_FullRate :
graphDef->mNumCalcUnits++;
unitSpec->mRateInfo = &inWorld->mFullRate;
break;
case calc_DemandRate :
unitSpec->mRateInfo = &inWorld->mBufRate;
break;
}
graphDef->mNodeDef.mAllocSize += unitSpec->mAllocSize;
graphDef->mNumWires += unitSpec->mNumOutputs;
}
DoBufferColoring(inWorld, graphDef);
GraphDef_SetAllocSizes(graphDef);
graphDef->mNext = inList;
graphDef->mRefCount = 1;
graphDef->mNumVariants = readInt16_be(buffer);
if (graphDef->mNumVariants) {
graphDef->mVariants = (GraphDef*)calloc(graphDef->mNumVariants, sizeof(GraphDef));
for (uint32 i=0; i<graphDef->mNumVariants; ++i) {
GraphDef_ReadVariant(inWorld, buffer, graphDef, graphDef->mVariants + i);
}
}
return graphDef;
}