diff options
| -rw-r--r-- | indra/media_plugins/example/media_plugin_example.cpp | 733 |
1 files changed, 329 insertions, 404 deletions
diff --git a/indra/media_plugins/example/media_plugin_example.cpp b/indra/media_plugins/example/media_plugin_example.cpp index f8a871930e..da7de01799 100644 --- a/indra/media_plugins/example/media_plugin_example.cpp +++ b/indra/media_plugins/example/media_plugin_example.cpp @@ -6,21 +6,21 @@ * $LicenseInfo:firstyear=2008&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. - * + * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. - * + * * This library 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 * Lesser General Public License for more details. - * + * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * + * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ * @endcond @@ -39,48 +39,48 @@ //////////////////////////////////////////////////////////////////////////////// // class MediaPluginExample : - public MediaPluginBase + public MediaPluginBase { - public: - MediaPluginExample( LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data ); - ~MediaPluginExample(); - - /*virtual*/ void receiveMessage( const char* message_string ); - - private: - bool init(); - void update( F64 milliseconds ); - void write_pixel( int x, int y, unsigned char r, unsigned char g, unsigned char b ); - bool mFirstTime; - - time_t mLastUpdateTime; - enum Constants { ENumObjects = 10 }; - unsigned char* mBackgroundPixels; - int mColorR[ ENumObjects ]; - int mColorG[ ENumObjects ]; - int mColorB[ ENumObjects ]; - int mXpos[ ENumObjects ]; - int mYpos[ ENumObjects ]; - int mXInc[ ENumObjects ]; - int mYInc[ ENumObjects ]; - int mBlockSize[ ENumObjects ]; - bool mMouseButtonDown; - bool mStopAction; + public: + MediaPluginExample( LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data ); + ~MediaPluginExample(); + + /*virtual*/ void receiveMessage( const char* message_string ); + + private: + bool init(); + void update( F64 milliseconds ); + void write_pixel( int x, int y, unsigned char r, unsigned char g, unsigned char b ); + bool mFirstTime; + + time_t mLastUpdateTime; + enum Constants { ENumObjects = 10 }; + unsigned char* mBackgroundPixels; + int mColorR[ ENumObjects ]; + int mColorG[ ENumObjects ]; + int mColorB[ ENumObjects ]; + int mXpos[ ENumObjects ]; + int mYpos[ ENumObjects ]; + int mXInc[ ENumObjects ]; + int mYInc[ ENumObjects ]; + int mBlockSize[ ENumObjects ]; + bool mMouseButtonDown; + bool mStopAction; }; //////////////////////////////////////////////////////////////////////////////// // MediaPluginExample::MediaPluginExample( LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data ) : - MediaPluginBase( host_send_func, host_user_data ) + MediaPluginBase( host_send_func, host_user_data ) { - mFirstTime = true; - mWidth = 0; - mHeight = 0; - mDepth = 4; - mPixels = 0; - mMouseButtonDown = false; - mStopAction = false; - mLastUpdateTime = 0; + mFirstTime = true; + mWidth = 0; + mHeight = 0; + mDepth = 4; + mPixels = 0; + mMouseButtonDown = false; + mStopAction = false; + mLastUpdateTime = 0; } //////////////////////////////////////////////////////////////////////////////// @@ -93,395 +93,320 @@ MediaPluginExample::~MediaPluginExample() // void MediaPluginExample::receiveMessage( const char* message_string ) { - LLPluginMessage message_in; - - if ( message_in.parse( message_string ) >= 0 ) - { - std::string message_class = message_in.getClass(); - std::string message_name = message_in.getName(); - - if ( message_class == LLPLUGIN_MESSAGE_CLASS_BASE ) - { - if ( message_name == "init" ) - { - LLPluginMessage message( "base", "init_response" ); - LLSD versions = LLSD::emptyMap(); - versions[ LLPLUGIN_MESSAGE_CLASS_BASE ] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION; - versions[ LLPLUGIN_MESSAGE_CLASS_MEDIA ] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION; - versions[ LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER ] = LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER_VERSION; - message.setValueLLSD( "versions", versions ); - - std::string plugin_version = "Example media plugin, Example Version 1.0.0.0"; - message.setValue( "plugin_version", plugin_version ); - sendMessage( message ); - } - else - if ( message_name == "idle" ) - { - // no response is necessary here. - F64 time = message_in.getValueReal( "time" ); - - // Convert time to milliseconds for update() - update( time ); - } - else - if ( message_name == "cleanup" ) - { - // clean up here - } - else - if ( message_name == "shm_added" ) - { - SharedSegmentInfo info; - info.mAddress = message_in.getValuePointer( "address" ); - info.mSize = ( size_t )message_in.getValueS32( "size" ); - std::string name = message_in.getValue( "name" ); - - mSharedSegments.insert( SharedSegmentMap::value_type( name, info ) ); - - } - else - if ( message_name == "shm_remove" ) - { - std::string name = message_in.getValue( "name" ); - - SharedSegmentMap::iterator iter = mSharedSegments.find( name ); - if( iter != mSharedSegments.end() ) - { - if ( mPixels == iter->second.mAddress ) - { - // This is the currently active pixel buffer. - // Make sure we stop drawing to it. - mPixels = NULL; - mTextureSegmentName.clear(); - }; - mSharedSegments.erase( iter ); - } - else - { - //std::cerr << "MediaPluginExample::receiveMessage: unknown shared memory region!" << std::endl; - }; - - // Send the response so it can be cleaned up. - LLPluginMessage message( "base", "shm_remove_response" ); - message.setValue( "name", name ); - sendMessage( message ); - } - else - { - //std::cerr << "MediaPluginExample::receiveMessage: unknown base message: " << message_name << std::endl; - }; - } - else - if ( message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA ) - { - if ( message_name == "init" ) - { - // Plugin gets to decide the texture parameters to use. - LLPluginMessage message( LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params" ); - message.setValueS32( "default_width", mWidth ); - message.setValueS32( "default_height", mHeight ); - message.setValueS32( "depth", mDepth ); - message.setValueU32( "internalformat", GL_RGBA ); - message.setValueU32( "format", GL_RGBA ); - message.setValueU32( "type", GL_UNSIGNED_BYTE ); - message.setValueBoolean( "coords_opengl", false ); - sendMessage( message ); - } - else if ( message_name == "size_change" ) - { - std::string name = message_in.getValue( "name" ); - S32 width = message_in.getValueS32( "width" ); - S32 height = message_in.getValueS32( "height" ); - S32 texture_width = message_in.getValueS32( "texture_width" ); - S32 texture_height = message_in.getValueS32( "texture_height" ); - - if ( ! name.empty() ) - { - // Find the shared memory region with this name - SharedSegmentMap::iterator iter = mSharedSegments.find( name ); - if ( iter != mSharedSegments.end() ) - { - mPixels = ( unsigned char* )iter->second.mAddress; - mWidth = width; - mHeight = height; - - mTextureWidth = texture_width; - mTextureHeight = texture_height; - - init(); - }; - }; - - LLPluginMessage message( LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_response" ); - message.setValue( "name", name ); - message.setValueS32( "width", width ); - message.setValueS32( "height", height ); - message.setValueS32( "texture_width", texture_width ); - message.setValueS32( "texture_height", texture_height ); - sendMessage( message ); - } - else - if ( message_name == "load_uri" ) - { - std::string uri = message_in.getValue( "uri" ); - if ( ! uri.empty() ) - { - }; - } - else - if ( message_name == "mouse_event" ) - { - std::string event = message_in.getValue( "event" ); - S32 button = message_in.getValueS32( "button" ); - - // left mouse button - if ( button == 0 ) - { - int mouse_x = message_in.getValueS32( "x" ); - int mouse_y = message_in.getValueS32( "y" ); - std::string modifiers = message_in.getValue( "modifiers" ); - - if ( event == "move" ) - { - if ( mMouseButtonDown ) - write_pixel( mouse_x, mouse_y, rand() % 0x80 + 0x80, rand() % 0x80 + 0x80, rand() % 0x80 + 0x80 ); - } - else - if ( event == "down" ) - { - mMouseButtonDown = true; - } - else - if ( event == "up" ) - { - mMouseButtonDown = false; - } - else - if ( event == "double_click" ) - { - }; - }; - } - else - if ( message_name == "key_event" ) - { - std::string event = message_in.getValue( "event" ); - S32 key = message_in.getValueS32( "key" ); - std::string modifiers = message_in.getValue( "modifiers" ); - - if ( event == "down" ) - { - if ( key == ' ') - { - mLastUpdateTime = 0; - update( 0.0f ); - }; - }; - } - else - { - //std::cerr << "MediaPluginExample::receiveMessage: unknown media message: " << message_string << std::endl; - }; - } - else - if ( message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER ) - { - if ( message_name == "browse_reload" ) - { - mLastUpdateTime = 0; - mFirstTime = true; - mStopAction = false; - update( 0.0f ); - } - else - if ( message_name == "browse_stop" ) - { - for( int n = 0; n < ENumObjects; ++n ) - mXInc[ n ] = mYInc[ n ] = 0; - - mStopAction = true; - update( 0.0f ); - } - else - { - //std::cerr << "MediaPluginExample::receiveMessage: unknown media_browser message: " << message_string << std::endl; - }; - } - else - { - //std::cerr << "MediaPluginExample::receiveMessage: unknown message class: " << message_class << std::endl; - }; - }; +// std::cerr << "MediaPluginWebKit::receiveMessage: received message: \"" << message_string << "\"" << std::endl; + LLPluginMessage message_in; + + if(message_in.parse(message_string) >= 0) + { + std::string message_class = message_in.getClass(); + std::string message_name = message_in.getName(); + if(message_class == LLPLUGIN_MESSAGE_CLASS_BASE) + { + if(message_name == "init") + { + LLPluginMessage message("base", "init_response"); + LLSD versions = LLSD::emptyMap(); + versions[LLPLUGIN_MESSAGE_CLASS_BASE] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION; + versions[LLPLUGIN_MESSAGE_CLASS_MEDIA] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION; + versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER] = LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER_VERSION; + message.setValueLLSD("versions", versions); + + std::string plugin_version = "Example plugin 1.0..0"; + message.setValue("plugin_version", plugin_version); + sendMessage(message); + } + else if(message_name == "idle") + { + // no response is necessary here. + F64 time = message_in.getValueReal("time"); + + // Convert time to milliseconds for update() + update((int)(time * 1000.0f)); + } + else if(message_name == "cleanup") + { + } + else if(message_name == "shm_added") + { + SharedSegmentInfo info; + info.mAddress = message_in.getValuePointer("address"); + info.mSize = (size_t)message_in.getValueS32("size"); + std::string name = message_in.getValue("name"); + + mSharedSegments.insert(SharedSegmentMap::value_type(name, info)); + + } + else if(message_name == "shm_remove") + { + std::string name = message_in.getValue("name"); + + SharedSegmentMap::iterator iter = mSharedSegments.find(name); + if(iter != mSharedSegments.end()) + { + if(mPixels == iter->second.mAddress) + { + // This is the currently active pixel buffer. Make sure we stop drawing to it. + mPixels = NULL; + mTextureSegmentName.clear(); + } + mSharedSegments.erase(iter); + } + else + { +// std::cerr << "MediaPluginWebKit::receiveMessage: unknown shared memory region!" << std::endl; + } + + // Send the response so it can be cleaned up. + LLPluginMessage message("base", "shm_remove_response"); + message.setValue("name", name); + sendMessage(message); + } + else + { +// std::cerr << "MediaPluginWebKit::receiveMessage: unknown base message: " << message_name << std::endl; + } + } + else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA) + { + if(message_name == "init") + { + // Plugin gets to decide the texture parameters to use. + mDepth = 4; + LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params"); + message.setValueS32("default_width", 1024); + message.setValueS32("default_height", 1024); + message.setValueS32("depth", mDepth); + message.setValueU32("internalformat", GL_RGBA); + message.setValueU32("format", GL_RGBA); + message.setValueU32("type", GL_UNSIGNED_BYTE); + message.setValueBoolean("coords_opengl", true); + sendMessage(message); + } + else if(message_name == "size_change") + { + std::string name = message_in.getValue("name"); + S32 width = message_in.getValueS32("width"); + S32 height = message_in.getValueS32("height"); + S32 texture_width = message_in.getValueS32("texture_width"); + S32 texture_height = message_in.getValueS32("texture_height"); + + if(!name.empty()) + { + // Find the shared memory region with this name + SharedSegmentMap::iterator iter = mSharedSegments.find(name); + if(iter != mSharedSegments.end()) + { + mPixels = (unsigned char*)iter->second.mAddress; + mWidth = width; + mHeight = height; + + mTextureWidth = texture_width; + mTextureHeight = texture_height; + }; + }; + + LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_response"); + message.setValue("name", name); + message.setValueS32("width", width); + message.setValueS32("height", height); + message.setValueS32("texture_width", texture_width); + message.setValueS32("texture_height", texture_height); + sendMessage(message); + + } + else if(message_name == "load_uri") + { + } + else if(message_name == "mouse_event") + { + std::string event = message_in.getValue("event"); + if(event == "down") + { + + } + else if(event == "up") + { + } + else if(event == "double_click") + { + } + } + } + else + { +// std::cerr << "MediaPluginWebKit::receiveMessage: unknown message class: " << message_class << std::endl; + }; + } } //////////////////////////////////////////////////////////////////////////////// // void MediaPluginExample::write_pixel( int x, int y, unsigned char r, unsigned char g, unsigned char b ) { - // make sure we don't write outside the buffer - if ( ( x < 0 ) || ( x >= mWidth ) || ( y < 0 ) || ( y >= mHeight ) ) - return; - - if ( mBackgroundPixels != NULL ) - { - unsigned char *pixel = mBackgroundPixels; - pixel += y * mWidth * mDepth; - pixel += ( x * mDepth ); - pixel[ 0 ] = b; - pixel[ 1 ] = g; - pixel[ 2 ] = r; - - setDirty( x, y, x + 1, y + 1 ); - }; + // make sure we don't write outside the buffer + if ( ( x < 0 ) || ( x >= mWidth ) || ( y < 0 ) || ( y >= mHeight ) ) + return; + + if ( mBackgroundPixels != NULL ) + { + unsigned char *pixel = mBackgroundPixels; + pixel += y * mWidth * mDepth; + pixel += ( x * mDepth ); + pixel[ 0 ] = b; + pixel[ 1 ] = g; + pixel[ 2 ] = r; + + setDirty( x, y, x + 1, y + 1 ); + }; } //////////////////////////////////////////////////////////////////////////////// // void MediaPluginExample::update( F64 milliseconds ) { - if ( mWidth < 1 || mWidth > 2048 || mHeight < 1 || mHeight > 2048 ) - return; - - if ( mPixels == 0 ) - return; - - if ( mFirstTime ) - { - for( int n = 0; n < ENumObjects; ++n ) - { - mXpos[ n ] = ( mWidth / 2 ) + rand() % ( mWidth / 16 ) - ( mWidth / 32 ); - mYpos[ n ] = ( mHeight / 2 ) + rand() % ( mHeight / 16 ) - ( mHeight / 32 ); - - mColorR[ n ] = rand() % 0x60 + 0x60; - mColorG[ n ] = rand() % 0x60 + 0x60; - mColorB[ n ] = rand() % 0x60 + 0x60; - - mXInc[ n ] = 0; - while ( mXInc[ n ] == 0 ) - mXInc[ n ] = rand() % 7 - 3; - - mYInc[ n ] = 0; - while ( mYInc[ n ] == 0 ) - mYInc[ n ] = rand() % 9 - 4; - - mBlockSize[ n ] = rand() % 0x30 + 0x10; - }; - - delete [] mBackgroundPixels; - - mBackgroundPixels = new unsigned char[ mWidth * mHeight * mDepth ]; - - mFirstTime = false; - }; - - if ( mStopAction ) - return; - - if ( time( NULL ) > mLastUpdateTime + 3 ) - { - const int num_squares = rand() % 20 + 4; - int sqr1_r = rand() % 0x80 + 0x20; - int sqr1_g = rand() % 0x80 + 0x20; - int sqr1_b = rand() % 0x80 + 0x20; - int sqr2_r = rand() % 0x80 + 0x20; - int sqr2_g = rand() % 0x80 + 0x20; - int sqr2_b = rand() % 0x80 + 0x20; - - for ( int y1 = 0; y1 < num_squares; ++y1 ) - { - for ( int x1 = 0; x1 < num_squares; ++x1 ) - { - int px_start = mWidth * x1 / num_squares; - int px_end = ( mWidth * ( x1 + 1 ) ) / num_squares; - int py_start = mHeight * y1 / num_squares; - int py_end = ( mHeight * ( y1 + 1 ) ) / num_squares; - - for( int y2 = py_start; y2 < py_end; ++y2 ) - { - for( int x2 = px_start; x2 < px_end; ++x2 ) - { - int rowspan = mWidth * mDepth; - - if ( ( y1 % 2 ) ^ ( x1 % 2 ) ) - { - mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 0 ] = sqr1_r; - mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 1 ] = sqr1_g; - mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 2 ] = sqr1_b; - } - else - { - mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 0 ] = sqr2_r; - mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 1 ] = sqr2_g; - mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 2 ] = sqr2_b; - }; - }; - }; - }; - }; - - time( &mLastUpdateTime ); - }; - - memcpy( mPixels, mBackgroundPixels, mWidth * mHeight * mDepth ); - - for( int n = 0; n < ENumObjects; ++n ) - { - if ( rand() % 50 == 0 ) - { - mXInc[ n ] = 0; - while ( mXInc[ n ] == 0 ) - mXInc[ n ] = rand() % 7 - 3; - - mYInc[ n ] = 0; - while ( mYInc[ n ] == 0 ) - mYInc[ n ] = rand() % 9 - 4; - }; - - if ( mXpos[ n ] + mXInc[ n ] < 0 || mXpos[ n ] + mXInc[ n ] >= mWidth - mBlockSize[ n ] ) - mXInc[ n ] =- mXInc[ n ]; - - if ( mYpos[ n ] + mYInc[ n ] < 0 || mYpos[ n ] + mYInc[ n ] >= mHeight - mBlockSize[ n ] ) - mYInc[ n ] =- mYInc[ n ]; - - mXpos[ n ] += mXInc[ n ]; - mYpos[ n ] += mYInc[ n ]; - - for( int y = 0; y < mBlockSize[ n ]; ++y ) - { - for( int x = 0; x < mBlockSize[ n ]; ++x ) - { - mPixels[ ( mXpos[ n ] + x ) * mDepth + ( mYpos[ n ] + y ) * mDepth * mWidth + 0 ] = mColorR[ n ]; - mPixels[ ( mXpos[ n ] + x ) * mDepth + ( mYpos[ n ] + y ) * mDepth * mWidth + 1 ] = mColorG[ n ]; - mPixels[ ( mXpos[ n ] + x ) * mDepth + ( mYpos[ n ] + y ) * mDepth * mWidth + 2 ] = mColorB[ n ]; - }; - }; - }; - - setDirty( 0, 0, mWidth, mHeight ); + if ( mWidth < 1 || mWidth > 2048 || mHeight < 1 || mHeight > 2048 ) + return; + + if ( mPixels == 0 ) + return; + + if ( mFirstTime ) + { + for( int n = 0; n < ENumObjects; ++n ) + { + mXpos[ n ] = ( mWidth / 2 ) + rand() % ( mWidth / 16 ) - ( mWidth / 32 ); + mYpos[ n ] = ( mHeight / 2 ) + rand() % ( mHeight / 16 ) - ( mHeight / 32 ); + + mColorR[ n ] = rand() % 0x60 + 0x60; + mColorG[ n ] = rand() % 0x60 + 0x60; + mColorB[ n ] = rand() % 0x60 + 0x60; + + mXInc[ n ] = 0; + while ( mXInc[ n ] == 0 ) + mXInc[ n ] = rand() % 7 - 3; + + mYInc[ n ] = 0; + while ( mYInc[ n ] == 0 ) + mYInc[ n ] = rand() % 9 - 4; + + mBlockSize[ n ] = rand() % 0x30 + 0x10; + }; + + delete [] mBackgroundPixels; + + mBackgroundPixels = new unsigned char[ mWidth * mHeight * mDepth ]; + + mFirstTime = false; + }; + + if ( mStopAction ) + return; + + if ( time( NULL ) > mLastUpdateTime + 3 ) + { + const int num_squares = rand() % 20 + 4; + int sqr1_r = rand() % 0x80 + 0x20; + int sqr1_g = rand() % 0x80 + 0x20; + int sqr1_b = rand() % 0x80 + 0x20; + int sqr2_r = rand() % 0x80 + 0x20; + int sqr2_g = rand() % 0x80 + 0x20; + int sqr2_b = rand() % 0x80 + 0x20; + + for ( int y1 = 0; y1 < num_squares; ++y1 ) + { + for ( int x1 = 0; x1 < num_squares; ++x1 ) + { + int px_start = mWidth * x1 / num_squares; + int px_end = ( mWidth * ( x1 + 1 ) ) / num_squares; + int py_start = mHeight * y1 / num_squares; + int py_end = ( mHeight * ( y1 + 1 ) ) / num_squares; + + for( int y2 = py_start; y2 < py_end; ++y2 ) + { + for( int x2 = px_start; x2 < px_end; ++x2 ) + { + int rowspan = mWidth * mDepth; + + if ( ( y1 % 2 ) ^ ( x1 % 2 ) ) + { + mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 0 ] = sqr1_r; + mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 1 ] = sqr1_g; + mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 2 ] = sqr1_b; + } + else + { + mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 0 ] = sqr2_r; + mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 1 ] = sqr2_g; + mBackgroundPixels[ y2 * rowspan + x2 * mDepth + 2 ] = sqr2_b; + }; + }; + }; + }; + }; + + time( &mLastUpdateTime ); + }; + + memcpy( mPixels, mBackgroundPixels, mWidth * mHeight * mDepth ); + + for( int n = 0; n < ENumObjects; ++n ) + { + if ( rand() % 50 == 0 ) + { + mXInc[ n ] = 0; + while ( mXInc[ n ] == 0 ) + mXInc[ n ] = rand() % 7 - 3; + + mYInc[ n ] = 0; + while ( mYInc[ n ] == 0 ) + mYInc[ n ] = rand() % 9 - 4; + }; + + if ( mXpos[ n ] + mXInc[ n ] < 0 || mXpos[ n ] + mXInc[ n ] >= mWidth - mBlockSize[ n ] ) + mXInc[ n ] =- mXInc[ n ]; + + if ( mYpos[ n ] + mYInc[ n ] < 0 || mYpos[ n ] + mYInc[ n ] >= mHeight - mBlockSize[ n ] ) + mYInc[ n ] =- mYInc[ n ]; + + mXpos[ n ] += mXInc[ n ]; + mYpos[ n ] += mYInc[ n ]; + + for( int y = 0; y < mBlockSize[ n ]; ++y ) + { + for( int x = 0; x < mBlockSize[ n ]; ++x ) + { + mPixels[ ( mXpos[ n ] + x ) * mDepth + ( mYpos[ n ] + y ) * mDepth * mWidth + 0 ] = mColorR[ n ]; + mPixels[ ( mXpos[ n ] + x ) * mDepth + ( mYpos[ n ] + y ) * mDepth * mWidth + 1 ] = mColorG[ n ]; + mPixels[ ( mXpos[ n ] + x ) * mDepth + ( mYpos[ n ] + y ) * mDepth * mWidth + 2 ] = mColorB[ n ]; + }; + }; + }; + + setDirty( 0, 0, mWidth, mHeight ); }; //////////////////////////////////////////////////////////////////////////////// // bool MediaPluginExample::init() { - LLPluginMessage message( LLPLUGIN_MESSAGE_CLASS_MEDIA, "name_text" ); - message.setValue( "name", "Example Plugin" ); - sendMessage( message ); + LLPluginMessage message( LLPLUGIN_MESSAGE_CLASS_MEDIA, "name_text" ); + message.setValue( "name", "Example Plugin" ); + sendMessage( message ); - return true; + return true; }; //////////////////////////////////////////////////////////////////////////////// // int init_media_plugin( LLPluginInstance::sendMessageFunction host_send_func, - void* host_user_data, - LLPluginInstance::sendMessageFunction *plugin_send_func, - void **plugin_user_data ) + void* host_user_data, + LLPluginInstance::sendMessageFunction *plugin_send_func, + void **plugin_user_data ) { - MediaPluginExample* self = new MediaPluginExample( host_send_func, host_user_data ); - *plugin_send_func = MediaPluginExample::staticReceiveMessage; - *plugin_user_data = ( void* )self; + MediaPluginExample* self = new MediaPluginExample( host_send_func, host_user_data ); + *plugin_send_func = MediaPluginExample::staticReceiveMessage; + *plugin_user_data = ( void* )self; - return 0; + return 0; } + |