/**
* Generate code for transferring enough tokens to fulfill the output production rate.
*
* @param outputPort The port to transfer tokens.
* @param code The string buffer that the generated code is appended to.
* @exception IllegalActionException If thrown while transferring tokens.
*/
public void generateTransferOutputsCode(IOPort outputPort, StringBuffer code)
throws IllegalActionException {
code.append(
CodeStream.indent(
_codeGenerator.comment("SDFDirector: " + "Transfer tokens to the outside.")));
int rate = DFUtilities.getTokenProductionRate(outputPort);
CompositeActor container = (CompositeActor) getComponent().getContainer();
ptolemy.codegen.c.actor.TypedCompositeActor compositeActorHelper =
(ptolemy.codegen.c.actor.TypedCompositeActor) _getHelper(container);
if (container instanceof TypedCompositeActorWithCoSimulation) {
if (_portNumber == 0) {
int numberOfOutputPorts = container.outputPortList().size();
code.append(_INDENT2 + "jobjectArray tokensToAllOutputPorts;" + _eol);
code.append(
_INDENT2
+ "jclass objClass = (*env)->FindClass(env, "
+ "\"Ljava/lang/Object;\");"
+ _eol);
code.append(
_INDENT2
+ "tokensToAllOutputPorts = "
+ "(*env)->NewObjectArray(env, "
+ numberOfOutputPorts
+ ", objClass, NULL);"
+ _eol);
}
String portName = outputPort.getName();
String tokensToThisPort = "tokensTo" + portName;
;
Type type = ((TypedIOPort) outputPort).getType();
int numberOfChannels = outputPort.getWidthInside();
code.append(_INDENT2 + "jobjectArray " + tokensToThisPort + ";" + _eol);
if (type == BaseType.INT) {
if (!_intFlag) {
code.append(_INDENT2 + "jclass objClassI = (*env)->FindClass(env, " + "\"[I\");" + _eol);
_intFlag = true;
}
code.append(
_INDENT2
+ tokensToThisPort
+ " = (*env)->NewObjectArray(env, "
+ numberOfChannels
+ ", objClassI, NULL);"
+ _eol);
} else if (type == BaseType.DOUBLE) {
if (!_doubleFlag) {
code.append(_INDENT2 + "jclass objClassD = (*env)->FindClass(env, " + "\"[D\");" + _eol);
_doubleFlag = true;
}
code.append(
_INDENT2
+ tokensToThisPort
+ " = (*env)->NewObjectArray(env, "
+ numberOfChannels
+ ", objClassD, NULL);"
+ _eol);
} else {
// FIXME: need to deal with other types
}
for (int i = 0; i < outputPort.getWidthInside(); i++) {
String tokensToOneChannel = "tokensToOneChannelOf" + portName;
if (i == 0) {
if (type == BaseType.INT) {
code.append(_INDENT2 + "jint " + tokensToOneChannel + "[" + rate + "];" + _eol);
} else if (type == BaseType.DOUBLE) {
code.append(_INDENT2 + "jdouble " + tokensToOneChannel + "[" + rate + "];" + _eol);
} else {
// FIXME: need to deal with other types
}
}
String portNameWithChannelNumber = portName;
if (outputPort.isMultiport()) {
portNameWithChannelNumber = portName + '#' + i;
}
for (int k = 0; k < rate; k++) {
code.append(
_INDENT2
+ tokensToOneChannel
+ "["
+ k
+ "] = "
+ compositeActorHelper.getReference("@" + portNameWithChannelNumber + "," + k)
+ ";"
+ _eol);
}
String tokensToOneChannelArray = "arr" + portName + i;
if (type == BaseType.INT) {
code.append(
_INDENT2
+ "jintArray "
+ tokensToOneChannelArray
+ " = "
+ "(*env)->NewIntArray(env, "
+ rate
+ ");"
+ _eol);
code.append(
_INDENT2
+ "(*env)->SetIntArrayRegion"
+ "(env, "
+ tokensToOneChannelArray
+ ", 0, "
+ rate
+ ", "
+ tokensToOneChannel
+ ");"
+ _eol);
} else if (type == BaseType.DOUBLE) {
code.append(
_INDENT2
+ "jdoubleArray "
+ tokensToOneChannelArray
+ " = "
+ "(*env)->NewDoubleArray(env, "
+ rate
+ ");"
+ _eol);
code.append(
_INDENT2
+ "(*env)->SetDoubleArrayRegion"
+ "(env, "
+ tokensToOneChannelArray
+ ", 0, "
+ rate
+ ", "
+ tokensToOneChannel
+ ");"
+ _eol);
} else {
// FIXME: need to deal with other types
}
code.append(
_INDENT2
+ "(*env)->SetObjectArrayElement"
+ "(env, "
+ tokensToThisPort
+ ", "
+ i
+ ", "
+ tokensToOneChannelArray
+ ");"
+ _eol);
code.append(
_INDENT2 + "(*env)->DeleteLocalRef(env, " + tokensToOneChannelArray + ");" + _eol);
}
code.append(
_INDENT2
+ "(*env)->SetObjectArrayElement"
+ "(env, tokensToAllOutputPorts, "
+ _portNumber
+ ", "
+ tokensToThisPort
+ ");"
+ _eol);
code.append(_INDENT2 + "(*env)->DeleteLocalRef(env, " + tokensToThisPort + ");" + _eol);
_portNumber++;
} else {
for (int i = 0; i < outputPort.getWidthInside(); i++) {
if (i < outputPort.getWidth()) {
String name = outputPort.getName();
if (outputPort.isMultiport()) {
name = name + '#' + i;
}
for (int k = 0; k < rate; k++) {
code.append(CodeStream.indent(compositeActorHelper.getReference(name + "," + k)));
code.append(" =" + _eol);
code.append(
CodeStream.indent(
_INDENT2 + compositeActorHelper.getReference("@" + name + "," + k)));
code.append(";" + _eol);
}
}
}
}
// The offset of the ports connected to the output port is
// updated by outside director.
_updatePortOffset(outputPort, code, rate);
}
/**
* Generate code for transferring enough tokens to complete an internal iteration.
*
* @param inputPort The port to transfer tokens.
* @param code The string buffer that the generated code is appended to.
* @exception IllegalActionException If thrown while transferring tokens.
*/
public void generateTransferInputsCode(IOPort inputPort, StringBuffer code)
throws IllegalActionException {
code.append(
CodeStream.indent(
_codeGenerator.comment("SDFDirector: " + "Transfer tokens to the inside.")));
int rate = DFUtilities.getTokenConsumptionRate(inputPort);
CompositeActor container = (CompositeActor) getComponent().getContainer();
ptolemy.codegen.c.actor.TypedCompositeActor compositeActorHelper =
(ptolemy.codegen.c.actor.TypedCompositeActor) _getHelper(container);
if (container instanceof TypedCompositeActorWithCoSimulation) {
Type type = ((TypedIOPort) inputPort).getType();
String portName = inputPort.getName();
for (int i = 0; i < inputPort.getWidth(); i++) {
if (i < inputPort.getWidthInside()) {
String tokensFromOneChannel = "tokensFromOneChannelOf" + portName + i;
String pointerToTokensFromOneChannel = "pointerTo" + tokensFromOneChannel;
code.append(_INDENT2);
code.append(
"jobject "
+ tokensFromOneChannel
+ " = (*env)->GetObjectArrayElement(env, "
+ portName
+ ", "
+ i
+ ");"
+ _eol);
code.append(_INDENT2);
if (type == BaseType.INT) {
code.append(
"jint * "
+ pointerToTokensFromOneChannel
+ " = (*env)->GetIntArrayElements"
+ "(env, "
+ tokensFromOneChannel
+ ", NULL);"
+ _eol);
} else if (type == BaseType.DOUBLE) {
code.append(
"jdouble * "
+ pointerToTokensFromOneChannel
+ " = (*env)->GetDoubleArrayElements"
+ "(env, "
+ tokensFromOneChannel
+ ", NULL);"
+ _eol);
} else {
// FIXME: need to deal with other types
}
String portNameWithChannelNumber = portName;
if (inputPort.isMultiport()) {
portNameWithChannelNumber = portName + '#' + i;
}
for (int k = 0; k < rate; k++) {
code.append(_INDENT2);
code.append(
compositeActorHelper.getReference("@" + portNameWithChannelNumber + "," + k));
code.append(" = " + pointerToTokensFromOneChannel + "[" + k + "];" + _eol);
}
code.append(_INDENT2);
if (type == BaseType.INT) {
code.append(
"(*env)->ReleaseIntArrayElements(env, "
+ tokensFromOneChannel
+ ", "
+ pointerToTokensFromOneChannel
+ ", 0);"
+ _eol);
} else if (type == BaseType.DOUBLE) {
code.append(
"(*env)->ReleaseDoubleArrayElements(env, "
+ tokensFromOneChannel
+ ", "
+ pointerToTokensFromOneChannel
+ ", 0);"
+ _eol);
} else {
// FIXME: need to deal with other types
}
}
}
} else {
for (int i = 0; i < inputPort.getWidth(); i++) {
if (i < inputPort.getWidthInside()) {
String name = inputPort.getName();
if (inputPort.isMultiport()) {
name = name + '#' + i;
}
for (int k = 0; k < rate; k++) {
code.append(CodeStream.indent(compositeActorHelper.getReference("@" + name + "," + k)));
code.append(" =" + _eol);
code.append(
CodeStream.indent(_INDENT2 + compositeActorHelper.getReference(name + "," + k)));
code.append(";" + _eol);
}
}
}
}
// The offset of the input port itself is updated by outside director.
_updateConnectedPortsOffset(inputPort, code, rate);
}