diff options
Diffstat (limited to 'indra/media_plugins/example')
| -rw-r--r-- | indra/media_plugins/example/media_plugin_example.cpp | 618 |
1 files changed, 309 insertions, 309 deletions
diff --git a/indra/media_plugins/example/media_plugin_example.cpp b/indra/media_plugins/example/media_plugin_example.cpp index 650685fb94..0b22b7833f 100644 --- a/indra/media_plugins/example/media_plugin_example.cpp +++ b/indra/media_plugins/example/media_plugin_example.cpp @@ -39,30 +39,30 @@ //////////////////////////////////////////////////////////////////////////////// // class mediaPluginExample : - public MediaPluginBase + public MediaPluginBase { public: - mediaPluginExample(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data); - ~mediaPluginExample(); + mediaPluginExample(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data); + ~mediaPluginExample(); - /*virtual*/ void receiveMessage(const char* message_string); + /*virtual*/ void receiveMessage(const char* message_string); private: - bool init(); - void update(F64 milliseconds); - bool mFirstTime; - - time_t mLastUpdateTime; - enum Constants { ENumObjects = 64 }; - 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 init(); + void update(F64 milliseconds); + bool mFirstTime; + + time_t mLastUpdateTime; + enum Constants { ENumObjects = 64 }; + 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]; }; //////////////////////////////////////////////////////////////////////////////// @@ -70,15 +70,15 @@ private: mediaPluginExample::mediaPluginExample(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data) : MediaPluginBase(host_send_func, host_user_data) { - mFirstTime = true; - mTextureWidth = 0; - mTextureHeight = 0; - mWidth = 0; - mHeight = 0; - mDepth = 4; - mPixels = 0; - mLastUpdateTime = 0; - mBackgroundPixels = 0; + mFirstTime = true; + mTextureWidth = 0; + mTextureHeight = 0; + mWidth = 0; + mHeight = 0; + mDepth = 4; + mPixels = 0; + mLastUpdateTime = 0; + mBackgroundPixels = 0; } //////////////////////////////////////////////////////////////////////////////// @@ -91,305 +91,305 @@ mediaPluginExample::~mediaPluginExample() // void mediaPluginExample::receiveMessage(const char* message_string) { - // 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 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((int)(time * 1000.0f)); - } - else if (message_name == "cleanup") - { - LLPluginMessage message("base", "goodbye"); - sendMessage(message); - - mDeleteMe = true; - } - else if (message_name == "force_exit") - { - mDeleteMe = true; - } - 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_RGB); - 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); - - mFirstTime = true; - mLastUpdateTime = 0; - - } - 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: 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 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((int)(time * 1000.0f)); + } + else if (message_name == "cleanup") + { + LLPluginMessage message("base", "goodbye"); + sendMessage(message); + + mDeleteMe = true; + } + else if (message_name == "force_exit") + { + mDeleteMe = true; + } + 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_RGB); + 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); + + mFirstTime = true; + mLastUpdateTime = 0; + + } + 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 + { + }; + } } //////////////////////////////////////////////////////////////////////////////// // 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 (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 (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; } |