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-rw-r--r--indra/media_plugins/example/media_plugin_example.cpp733
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;
}
+