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/*
* Copyright 2011, Blender Foundation.
*
* 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.
*
* Contributor:
* Jeroen Bakker
* Monique Dewanchand
*/
#include "COM_Socket.h"
#include "COM_Node.h"
#include "COM_SocketConnection.h"
#include "COM_ExecutionSystem.h"
InputSocket::InputSocket(DataType datatype) :Socket(datatype) {
this->connection = NULL;
this->resizeMode = COM_SC_CENTER;
}
InputSocket::InputSocket(DataType datatype, InputSocketResizeMode resizeMode) :Socket(datatype) {
this->connection = NULL;
this->resizeMode = resizeMode;
}
InputSocket::InputSocket(InputSocket* from) :Socket(from->getDataType()) {
this->connection = NULL;
this->resizeMode = from->getResizeMode();
}
int InputSocket::isInputSocket() const { return true; }
const int InputSocket::isConnected() const { return this->connection != NULL; }
void InputSocket::setConnection(SocketConnection *connection) {
this->connection = connection;
}
SocketConnection* InputSocket::getConnection() {return this->connection;}
void InputSocket::determineResolution(unsigned int resolution[],unsigned int preferredResolution[]) {
if (this->isConnected()) {
this->connection->getFromSocket()->determineResolution(resolution, preferredResolution);
}
else {
return;
}
}
DataType InputSocket::convertToSupportedDataType(DataType datatype) {
int supportedDataTypes = getDataType();
if (supportedDataTypes&datatype) {
return datatype;
}
bool candoValue = supportedDataTypes&COM_DT_VALUE;
bool candoVector = supportedDataTypes&COM_DT_VECTOR;
bool candoColor = supportedDataTypes&COM_DT_COLOR;
if (datatype == COM_DT_VALUE) {
if (candoColor) {
return COM_DT_COLOR;
}
else if (candoVector) {
return COM_DT_VECTOR;
}
}
else if (datatype == COM_DT_VECTOR) {
if (candoColor) {
return COM_DT_COLOR;
}
else if (candoValue) {
return COM_DT_VALUE;
}
}
else if (datatype == COM_DT_COLOR) {
if (candoVector) {
return COM_DT_VECTOR;
}
else if (candoValue) {
return COM_DT_VALUE;
}
}
return this->getDataType();
}
void InputSocket::determineActualDataType() {
/// @note: this method is only called for inputsocket that are not connected.
/// @note: passes COM_DT_COLOR, the convertToSupportedDataType converts this to a capable DataType
this->setActualDataType(this->convertToSupportedDataType(COM_DT_COLOR));
#if 0 // XXX TODO check for proxy node and use output data type?
if (this->getGroupOutputSocket()) {
if (!this->isInsideOfGroupNode()) {
this->getGroupOutputSocket()->determineActualDataType();
}
}
#endif
}
void InputSocket::notifyActualInputType(DataType datatype) {
DataType supportedDataType = convertToSupportedDataType(datatype);
this->setActualDataType(supportedDataType);
this->fireActualDataTypeSet();
}
void InputSocket::fireActualDataTypeSet() {
this->getNode()->notifyActualDataTypeSet(this, this->getActualDataType());
}
void InputSocket::relinkConnections(InputSocket *relinkToSocket) {
this->relinkConnections(relinkToSocket, false, -1, NULL);
}
void InputSocket::relinkConnections(InputSocket *relinkToSocket, bool autoconnect, int editorNodeInputSocketIndex, bool duplicate, ExecutionSystem* graph) {
if (!duplicate) {
this->relinkConnections(relinkToSocket, autoconnect, editorNodeInputSocketIndex, graph);
}
else {
if (!this->isConnected() && autoconnect) {
Node* node = (Node*)this->getNode();
switch (this->getActualDataType()) {
case COM_DT_UNKNOWN:
case COM_DT_COLOR:
node->addSetColorOperation(graph, relinkToSocket, editorNodeInputSocketIndex);
break;
case COM_DT_VECTOR:
node->addSetVectorOperation(graph, relinkToSocket, editorNodeInputSocketIndex);
break;
case COM_DT_VALUE:
node->addSetValueOperation(graph, relinkToSocket, editorNodeInputSocketIndex);
break;
}
return;
}
SocketConnection * newConnection = new SocketConnection();
OutputSocket * fromSocket = this->getConnection()->getFromSocket();
newConnection->setToSocket(relinkToSocket);
newConnection->setFromSocket(fromSocket);
relinkToSocket->setConnection(newConnection);
fromSocket->addConnection(newConnection);
graph->addSocketConnection(newConnection);
}
}
void InputSocket::relinkConnections(InputSocket *relinkToSocket, bool autoconnect, int editorNodeInputSocketIndex, ExecutionSystem* graph) {
if (!isConnected()) {
if (autoconnect) {
Node* node = (Node*)this->getNode();
switch (this->getActualDataType()) {
case COM_DT_UNKNOWN:
case COM_DT_COLOR:
node->addSetColorOperation(graph, relinkToSocket, editorNodeInputSocketIndex);
break;
case COM_DT_VECTOR:
node->addSetVectorOperation(graph, relinkToSocket, editorNodeInputSocketIndex);
break;
case COM_DT_VALUE:
node->addSetValueOperation(graph, relinkToSocket, editorNodeInputSocketIndex);
break;
}
}
return;
}
SocketConnection *connection = this->getConnection();
connection->setToSocket(relinkToSocket);
relinkToSocket->setConnection(connection);
this->setConnection(NULL);
}
const ChannelInfo* InputSocket::getChannelInfo(const int channelnumber) {
if (this->isConnected() && this->connection->getFromSocket()) {
return this->connection->getFromSocket()->getChannelInfo(channelnumber);
}
else {
return NULL;
}
}
bool InputSocket::isStatic() {
if (isConnected()) {
NodeBase* node = this->getConnection()->getFromNode();
if (node) {
return node->isStatic();
}
}
return true;
}
SocketReader* InputSocket::getReader() {
return this->getOperation();
}
NodeOperation* InputSocket::getOperation() const {
if (isConnected()) {
return (NodeOperation*)this->connection->getFromSocket()->getNode();
}
else {
return NULL;
}
}
float* InputSocket::getStaticValues() {
/* XXX only works for socket types with actual float input values.
* currently all compositor socket types (value, rgba, vector) support this.
*/
bNodeSocket *b_socket = this->getbNodeSocket();
static float default_null = 0.0f;
switch (this->getDataType()) {
case COM_DT_VALUE:
return &((bNodeSocketValueFloat*)b_socket->default_value)->value;
case COM_DT_COLOR:
return ((bNodeSocketValueRGBA*)b_socket->default_value)->value;
case COM_DT_VECTOR:
return ((bNodeSocketValueVector*)b_socket->default_value)->value;
default:
/* XXX this should never happen, just added to please the compiler */
return &default_null;
}
}
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