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// Copyright 2008 Nanorex, Inc. See LICENSE file for details.
#include <Nanorex/Interface/NXRenderingEngine.h>
#include <Nanorex/Interface/NXRendererPlugin.h>
#include <Nanorex/Interface/NXGraphicsManager.h>
#include <Nanorex/Interface/NXNanoVisionResultCodes.h>
#include <string>
using namespace std;
namespace Nanorex {
// .............................................................................
/*static*/
void NXRenderingEngine::SetResult(NXCommandResult& commandResult,
int errCode,
string const& errMsg)
{
commandResult.setResult(errCode);
vector<QString> message;
message.push_back(QObject::tr(errMsg.c_str()));
commandResult.setParamVector(message);
}
// .............................................................................
/* static */
void NXRenderingEngine::
ClearResult(NXCommandResult& commandResult)
{
commandResult.setResult((int) NX_CMD_SUCCESS);
vector<QString> message;
commandResult.setParamVector(message);
}
// .............................................................................
/* CONSTRUCTOR */
NXRenderingEngine::NXRenderingEngine()
: // rendererSet(),
renderStyleMap(),
graphicsManager(NULL),
moleculeSets(),
frames(),
currentFrameIndex(-1),
pluginsInitialized(false),
commandResult()
{
ClearResult(commandResult);
}
// .............................................................................
/* DESTRUCTOR */
NXRenderingEngine::~NXRenderingEngine()
{
// release plugin instances initialized in this context
map<string, NXRendererPlugin*>::iterator pluginIter;
for(pluginIter = renderStyleMap.begin();
pluginIter != renderStyleMap.end();
++pluginIter)
{
string const renderStyleCode = pluginIter->first;
if(renderStyleCode != "def") {
NXRendererPlugin *plugin = pluginIter->second;
delete plugin;
}
}
// release frame-memory allocated in this context
std::vector<NXSGNode*>::iterator frameIter;
for(frameIter = frames.begin(); frameIter != frames.end(); ++frameIter) {
NXSGNode *frame = *frameIter;
delete frame;
}
}
// .............................................................................
/// Returns NULL if index is out of bounds
NXMoleculeSet *const NXRenderingEngine::getFrame(int idx)
{
if(idx < 0 || idx >= int(moleculeSets.size()))
return (NXMoleculeSet*) NULL;
else
return moleculeSets[idx];
}
// .............................................................................
NXCommandResult const *const
NXRenderingEngine::addFrame(NXMoleculeSet *const molSetPtr)
{
ClearResult(commandResult);
NXSGNode *newFrame = createSceneGraph(molSetPtr);
if(newFrame != (NXSGNode*) NULL) {
moleculeSets.push_back(molSetPtr);
frames.push_back(newFrame);
}
return &commandResult;
}
// .............................................................................
void NXRenderingEngine::setCurrentFrame(int frameIdx)
{
if(frameIdx < int(frames.size()))
currentFrameIndex = frameIdx;
}
// .............................................................................
#if 0
bool NXRenderingEngine::importRendererPluginsFromGraphicsManager(void)
{
ClearResult(commandResult);
if(graphicsManager == NULL) {
string const msg = "Graphics-manager not set";
SetResult(commandResult, NX_INITIALIZATION_ERROR, msg);
NXLOG_SEVERE("NXRenderingEngine (import plugins from graphics manager)",
msg);
return false;
}
bool success = true;
// rendererSet.clear();
vector<string> renderStyleCodes = graphicsManager->getRenderStyles();
vector<string>::const_iterator renderStyleCodeIter;
for(renderStyleCodeIter = renderStyleCodes.begin();
renderStyleCodeIter != renderStyleCodes.end();
++renderStyleCodeIter)
{
NXRendererPlugin *const plugin =
graphicsManager->getRenderer(*renderStyleCodeIter);
NXRendererPlugin *const renderer = plugin->newInstance(this);
if(renderer == NULL) {
string const& renderStyleName =
graphicsManager->getRenderStyleName(*renderStyleCodeIter);
string const msg = "Failed to create new instance of renderer-plugin"
" for style '" + renderStyleName + "' from graphics-manager";
NXLOG_SEVERE("NXRenderingEngine", msg);
SetResult(commandResult, NX_PLUGIN_CAUSED_ERROR, msg);
success = false;
}
else {
renderStyleMap[*renderStyleCodeIter] = renderer;
// rendererSet.push_back(renderer);
}
}
return success;
}
#endif
} // Nanorex
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