6848c2df6f
Fixed by updating indra/cmake/WebKitLibPlugin.cmake with version from imprudence. This commit also contains removal of execute permissions of source files and configure files, sorry...
473 lines
13 KiB
C++
473 lines
13 KiB
C++
/**
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* @file demo_plugin.cpp
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* @brief Test plugin to be loaded by the llplugin testbed.
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*
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* $LicenseInfo:firstyear=2008&license=viewergpl$
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*
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* Copyright (c) 2008-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#include "linden_common.h"
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#include "llgl.h"
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#include "llplugininstance.h"
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#include "llpluginmessage.h"
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#include "llpluginmessageclasses.h"
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// TODO: Make sure that the only symbol exported from this library is LLPluginInitEntryPoint
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class DemoMediaPlugin
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{
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public:
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static int init(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data, LLPluginInstance::sendMessageFunction *plugin_send_func, void **plugin_user_data);
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private:
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DemoMediaPlugin(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data);
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~DemoMediaPlugin();
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static void staticReceiveMessage(const char *message_string, void **user_data);
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void receiveMessage(const char *message_string);
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void sendMessage(const LLPluginMessage &message);
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void setDirty(int left, int top, int right, int bottom);
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LLPluginInstance::sendMessageFunction mHostSendFunction;
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void *mHostUserData;
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bool mDeleteMe;
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class SharedSegmentInfo
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{
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public:
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void *mAddress;
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size_t mSize;
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};
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typedef std::map<std::string, SharedSegmentInfo> SharedSegmentMap;
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SharedSegmentMap mSharedSegments;
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public:
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void clear(void)
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{
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// return;
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if(mPixels != NULL)
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{
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for( int y = 0; y < mHeight; ++y )
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{
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unsigned char *row = mPixels + ( y * mTextureWidth * mDepth);
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for(int x = 0; x < mWidth; ++x)
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{
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unsigned char *pixel = row + (x * mDepth);
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if(0)
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{
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pixel[0] = 0x20;
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pixel[1] = 0x20;
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pixel[2] = 0x20;
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}
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else
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{
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pixel[0] = rand() % 0x40;
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pixel[1] = rand() % 0x40;
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pixel[2] = rand() % 0x40;
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}
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}
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}
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setDirty(0, 0, mWidth, mHeight);
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}
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};
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////////////////////////////////////////////////////////////////////////////////
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//
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void update()
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{
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const time_t interval = 5;
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static time_t last_time = time( NULL );
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time_t cur_time = time( NULL );
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if ( cur_time - last_time > interval )
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{
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clear();
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last_time = cur_time;
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};
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};
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////////////////////////////////////////////////////////////////////////////////
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//
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void write_pixel( int x, int y, unsigned char r, unsigned char g, unsigned char b )
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{
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// make sure we don't write outside the buffer
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if((x < 0) || (x >= mWidth) || (y < 0) || (y >= mHeight))
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return;
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if(mPixels != NULL)
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{
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unsigned char *pixel = mPixels;
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pixel += y * mTextureWidth * mDepth; // row offset
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pixel += (x * mDepth); // columm offset
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pixel[0] = b;
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pixel[1] = g;
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pixel[2] = r;
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setDirty(x, y, x+1, y+1);
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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void mouseDown( int x, int y )
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{
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write_pixel( x, y, 0xff, 0x00, 0x00 );
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};
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////////////////////////////////////////////////////////////////////////////////
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//
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void mouseUp( int x, int y )
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{
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write_pixel( x, y, 0xff, 0xff, 0x00 );
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};
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////////////////////////////////////////////////////////////////////////////////
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//
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void mouseMove( int x, int y )
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{
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write_pixel( x , y , 0xff, 0x00, 0xff );
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};
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////////////////////////////////////////////////////////////////////////////////
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//
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void keyPress( unsigned char key )
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{
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};
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private:
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unsigned char* mPixels;
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int mWidth;
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int mHeight;
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int mTextureWidth;
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int mTextureHeight;
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int mDepth;
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};
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int DemoMediaPlugin::init(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data, LLPluginInstance::sendMessageFunction *plugin_send_func, void **plugin_user_data)
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{
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DemoMediaPlugin *self = new DemoMediaPlugin(host_send_func, host_user_data);
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*plugin_send_func = staticReceiveMessage;
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*plugin_user_data = (void*)self;
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return 0;
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}
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DemoMediaPlugin::DemoMediaPlugin(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data)
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{
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std::cerr << "DemoMediaPlugin constructor" << std::endl;
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mHostSendFunction = host_send_func;
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mHostUserData = host_user_data;
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mDeleteMe = false;
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}
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DemoMediaPlugin::~DemoMediaPlugin()
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{
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std::cerr << "DemoMediaPlugin destructor" << std::endl;
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}
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void DemoMediaPlugin::staticReceiveMessage(const char *message_string, void **user_data)
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{
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DemoMediaPlugin *self = (DemoMediaPlugin*)*user_data;
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if(self != NULL)
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{
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self->receiveMessage(message_string);
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// If the plugin has processed the delete message, delete it.
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if(self->mDeleteMe)
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{
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delete self;
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*user_data = NULL;
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}
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}
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}
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void DemoMediaPlugin::receiveMessage(const char *message_string)
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{
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// std::cerr << "DemoMediaPlugin::receiveMessage: received message: \"" << message_string << "\"" << std::endl;
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LLPluginMessage message_in;
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if(message_in.parse(message_string) >= 0)
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{
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std::string message_class = message_in.getClass();
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std::string message_name = message_in.getName();
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if(message_class == LLPLUGIN_MESSAGE_CLASS_BASE)
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{
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if(message_name == "init")
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{
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LLPluginMessage message("base", "init_response");
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LLSD versions = LLSD::emptyMap();
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versions[LLPLUGIN_MESSAGE_CLASS_BASE] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION;
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versions[LLPLUGIN_MESSAGE_CLASS_MEDIA] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION;
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// Normally a plugin would only specify one of these two subclasses, but this is a demo...
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versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER] = LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER_VERSION;
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versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME] = LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME_VERSION;
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message.setValueLLSD("versions", versions);
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sendMessage(message);
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// Plugin gets to decide the texture parameters to use.
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mDepth = 3;
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message.setMessage(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params");
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message.setValueS32("depth", mDepth);
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message.setValueU32("internalformat", GL_RGB);
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message.setValueU32("format", GL_RGB);
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message.setValueU32("type", GL_UNSIGNED_BYTE);
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message.setValueBoolean("coords_opengl", false); // true == use OpenGL-style coordinates, false == (0,0) is upper left.
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sendMessage(message);
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}
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else if(message_name == "idle")
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{
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// no response is necessary here.
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update();
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}
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else if(message_name == "shutdown")
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{
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sendMessage(LLPluginMessage("base", "shutdown_response"));
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mDeleteMe = true;
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}
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else if(message_name == "shm_added")
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{
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SharedSegmentInfo info;
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info.mAddress = (void*)message_in.getValueU32("address");
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info.mSize = (size_t)message_in.getValueS32("size");
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std::string name = message_in.getValue("name");
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std::cerr << "DemoMediaPlugin::receiveMessage: shared memory added, name: " << name
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<< ", size: " << info.mSize
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<< ", address: " << info.mAddress
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<< std::endl;
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mSharedSegments.insert(SharedSegmentMap::value_type(name, info));
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}
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else if(message_name == "shm_remove")
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{
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std::string name = message_in.getValue("name");
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std::cerr << "DemoMediaPlugin::receiveMessage: shared memory remove, name = " << name << std::endl;
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SharedSegmentMap::iterator iter = mSharedSegments.find(name);
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if(iter != mSharedSegments.end())
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{
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if(mPixels == iter->second.mAddress)
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{
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// This is the currently active pixel buffer. Make sure we stop drawing to it.
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mPixels = NULL;
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}
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mSharedSegments.erase(iter);
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}
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else
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{
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std::cerr << "DemoMediaPlugin::receiveMessage: unknown shared memory region!" << std::endl;
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}
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// Send the response so it can be cleaned up.
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LLPluginMessage message("base", "shm_remove_response");
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message.setValue("name", name);
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sendMessage(message);
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}
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else
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{
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std::cerr << "DemoMediaPlugin::receiveMessage: unknown base message: " << message_name << std::endl;
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}
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}
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else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA)
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{
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if(message_name == "size_change")
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{
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std::string name = message_in.getValue("name");
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S32 width = message_in.getValueS32("width");
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S32 height = message_in.getValueS32("height");
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S32 texture_width = message_in.getValueS32("texture_width");
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S32 texture_height = message_in.getValueS32("texture_height");
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LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_response");
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message.setValue("name", name);
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message.setValueS32("width", width);
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message.setValueS32("height", height);
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message.setValueS32("texture_width", texture_width);
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message.setValueS32("texture_height", texture_height);
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sendMessage(message);
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if(!name.empty())
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{
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// Find the shared memory region with this name
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SharedSegmentMap::iterator iter = mSharedSegments.find(name);
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if(iter != mSharedSegments.end())
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{
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std::cerr << "Got size change, new size is " << width << " by " << height << std::endl;
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std::cerr << " texture size is " << texture_width << " by " << texture_height << std::endl;
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mPixels = (unsigned char*)iter->second.mAddress;
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mWidth = width;
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mHeight = height;
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mTextureWidth = texture_width;
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mTextureHeight = texture_height;
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clear();
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}
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}
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}
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else if(message_name == "mouse_event")
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{
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std::string event = message_in.getValue("event");
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S32 x = message_in.getValueS32("x");
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S32 y = message_in.getValueS32("y");
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// std::string modifiers = message.getValue("modifiers");
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// std::cerr << "DemoMediaPlugin::receiveMessage: mouse event \"" << event
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// << "\", coords " << x << ", " << y
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// << std::endl;
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if(event == "down")
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{
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mouseDown(x, y);
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}
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else if(event == "up")
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{
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mouseUp(x, y);
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}
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else if(event == "move")
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{
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mouseMove(x, y);
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}
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}
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else
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{
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std::cerr << "DemoMediaPlugin::receiveMessage: unknown media message: " << message_string << std::endl;
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}
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}
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else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER)
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{
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if(message_name == "focus")
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{
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// foo = message_in.getValueBoolean("focused");
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}
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else if(message_name == "clear_cache")
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{
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}
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else if(message_name == "clear_cookies")
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{
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}
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else if(message_name == "enable_cookies")
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{
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// foo = message_in.getValueBoolean("enable");
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}
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else if(message_name == "proxy_setup")
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{
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// foo = message_in.getValueBoolean("enable");
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// bar = message_in.getValue("host");
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// baz = message_in.getValueS32("port");
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}
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else if(message_name == "browse_stop")
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{
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}
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else if(message_name == "browse_reload")
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{
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// foo = message_in.getValueBoolean("ignore_cache");
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}
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else if(message_name == "browse_forward")
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{
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}
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else if(message_name == "browse_back")
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{
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}
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else if(message_name == "set_status_redirect")
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{
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// foo = message_in.getValueS32("code");
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// bar = message_in.getValue("url");
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}
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else
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{
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std::cerr << "DemoMediaPlugin::receiveMessage: unknown media_browser message: " << message_string << std::endl;
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}
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}
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else
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{
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std::cerr << "DemoMediaPlugin::receiveMessage: unknown message class: " << message_class << std::endl;
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}
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}
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}
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void DemoMediaPlugin::sendMessage(const LLPluginMessage &message)
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{
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std::string output = message.generate();
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mHostSendFunction(output.c_str(), &mHostUserData);
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}
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void DemoMediaPlugin::setDirty(int left, int top, int right, int bottom)
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{
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LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "updated");
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message.setValueS32("left", left);
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message.setValueS32("top", top);
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message.setValueS32("right", right);
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message.setValueS32("bottom", bottom);
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sendMessage(message);
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}
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extern "C"
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{
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#ifdef WIN32
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__declspec(dllexport)
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#endif
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int LLPluginInitEntryPoint(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data, LLPluginInstance::sendMessageFunction *plugin_send_func, void **plugin_user_data);
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}
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int
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#ifdef WIN32
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__declspec(dllexport)
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#endif
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LLPluginInitEntryPoint(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data, LLPluginInstance::sendMessageFunction *plugin_send_func, void **plugin_user_data)
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{
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return DemoMediaPlugin::init(host_send_func, host_user_data, plugin_send_func, plugin_user_data);
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}
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#ifdef WIN32
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int WINAPI DllEntryPoint( HINSTANCE hInstance, unsigned long reason, void* params )
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{
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return 1;
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}
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#endif
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