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/*
SuperCollider real time audio synthesis system
Copyright (c) 2002 James McCartney. All rights reserved.
http://www.audiosynth.com
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdlib.h>
#include "SC_Endian.h" // first to avoid win32 IN clash
#include "SC_Graph.h"
#include "SC_InterfaceTable.h"
#include "SC_Lib_Cintf.h"
#include "SC_Prototypes.h"
#include "SC_Str4.h"
#include "SC_Unit.h"
#include "SC_UnitDef.h"
#include "SC_World.h"
#include "sc_msg_iter.h"
extern int gMissingNodeID;
bool UnitDef_Create(const char* inName, size_t inAllocSize, UnitCtorFunc inCtor, UnitDtorFunc inDtor, uint32 inFlags) {
if (strlen(inName) >= kSCNameByteLen)
return false;
UnitDef* unitDef = (UnitDef*)malloc(sizeof(UnitDef));
if (!unitDef)
return false;
str4cpy(unitDef->mUnitDefName, inName);
unitDef->mHash = Hash(unitDef->mUnitDefName);
unitDef->mAllocSize = inAllocSize;
unitDef->mUnitCtorFunc = inCtor;
unitDef->mUnitDtorFunc = inDtor;
unitDef->mCmds = nullptr;
unitDef->mFlags = inFlags;
if (!AddUnitDef(unitDef)) {
free(unitDef);
return false;
}
return true;
}
bool UnitDef_AddCmd(const char* inUnitDefName, const char* inCmdName, UnitCmdFunc inFunc) {
if (strlen(inUnitDefName) >= kSCNameByteLen)
return false;
int32 unitDefName[kSCNameLen];
memset(unitDefName, 0, kSCNameByteLen);
strcpy((char*)unitDefName, inUnitDefName);
if (strlen(inCmdName) >= kSCNameByteLen)
return false;
UnitDef* unitDef = GetUnitDef(unitDefName);
if (!unitDef)
return false;
if (!unitDef->mCmds)
unitDef->mCmds = new HashTable<UnitCmd, Malloc>(&gMalloc, 4, true);
UnitCmd* cmd = new UnitCmd();
memset(cmd->mCmdName, 0, kSCNameByteLen);
strcpy((char*)cmd->mCmdName, inCmdName);
cmd->mFunc = inFunc;
cmd->mHash = Hash(cmd->mCmdName);
unitDef->mCmds->Add(cmd);
return true;
}
bool PlugIn_DefineCmd(const char* inCmdName, PlugInCmdFunc inFunc, void* inUserData) {
if (strlen(inCmdName) >= kSCNameByteLen)
return false;
PlugInCmd* cmd = new PlugInCmd();
memset(cmd->mCmdName, 0, kSCNameByteLen);
strcpy((char*)cmd->mCmdName, inCmdName);
cmd->mFunc = inFunc;
cmd->mHash = Hash(cmd->mCmdName);
cmd->mUserData = inUserData;
AddPlugInCmd(cmd);
return true;
}
void Graph_FirstCalc(Graph* inGraph);
void Graph_NullFirstCalc(Graph* inGraph);
void Graph_QueueUnitCmd(Graph* inGraph, int inSize, const char* inData);
int Unit_DoCmd(World* inWorld, int inSize, char* inData) {
sc_msg_iter msg(inSize, inData);
int nodeID = msg.geti();
gMissingNodeID = nodeID;
Graph* graph = World_GetGraph(inWorld, nodeID);
if (!graph)
return kSCErr_NodeNotFound;
uint32 unitID = msg.geti();
if (unitID >= graph->mNumUnits)
return kSCErr_IndexOutOfRange;
Unit* unit = graph->mUnits[unitID];
UnitDef* unitDef = unit->mUnitDef;
int32* cmdName = msg.gets4();
if (!cmdName)
return kSCErr_Failed;
if (!unitDef->mCmds)
return kSCErr_Failed;
UnitCmd* cmd = unitDef->mCmds->Get(cmdName);
if (!cmd)
return kSCErr_Failed;
// only run unit command if the ctor has been called!
if (graph->mNode.mCalcFunc == (NodeCalcFunc)&Graph_FirstCalc
|| graph->mNode.mCalcFunc == (NodeCalcFunc)&Graph_NullFirstCalc) {
Graph_QueueUnitCmd(graph, inSize, inData);
} else {
(cmd->mFunc)(unit, &msg);
}
return kSCErr_None;
}
int PlugIn_DoCmd(World* inWorld, int inSize, char* inData, ReplyAddress* inReply) {
sc_msg_iter msg(inSize, inData);
int32* cmdName = msg.gets4();
if (!cmdName)
return kSCErr_Failed;
PlugInCmd* cmd = GetPlugInCmd(cmdName);
if (!cmd)
return kSCErr_Failed;
(cmd->mFunc)(inWorld, cmd->mUserData, &msg, (void*)inReply);
return kSCErr_None;
}
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