YangWX/crossdesk
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[fix] optimize the first graph rendering time when open this program

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This commit is contained in:
dijunkun
2024-09-12 17:17:07 +08:00
parent c3af40a3f0
commit be3561d46f
2 changed files with 119 additions and 101 deletions
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212
src/single_window/render.cpp
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@@ -303,55 +303,7 @@ int Render::CreateConnectionPeer() {
return 0;
}
int Render::Run() {
LoadSettingsFromCacheFile();
localization_language_ = (ConfigCenter::LANGUAGE)language_button_value_;
localization_language_index_ = language_button_value_;
// Setup SDL
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER |
SDL_INIT_GAMECONTROLLER) != 0) {
printf("Error: %s\n", SDL_GetError());
return -1;
}
// use linear filtering to render textures otherwise the graphics will be
// blurry
SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "1");
// create main window with SDL_Renderer graphics context
SDL_WindowFlags window_flags =
(SDL_WindowFlags)(SDL_WINDOW_ALLOW_HIGHDPI | SDL_WINDOW_BORDERLESS);
main_window_ = SDL_CreateWindow(
"Remote Desk", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
main_window_width_default_, main_window_height_default_, window_flags);
SDL_SetWindowHitTest(main_window_, HitTestCallback, this);
main_renderer_ = SDL_CreateRenderer(
main_window_, -1, SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED);
if (main_renderer_ == nullptr) {
LOG_ERROR("1 Error creating SDL_Renderer");
return 0;
}
stream_pixformat_ = SDL_PIXELFORMAT_NV12;
stream_texture_ = SDL_CreateTexture(main_renderer_, stream_pixformat_,
SDL_TEXTUREACCESS_STREAMING,
texture_width_, texture_height_);
stream_render_rect_.x = 0;
stream_render_rect_.y = title_bar_height_;
stream_render_rect_.w = main_window_width_;
stream_render_rect_.h = main_window_height_ - title_bar_height_;
SDL_DisplayMode DM;
SDL_GetCurrentDisplayMode(0, &DM);
screen_width_ = DM.w;
screen_height_ = DM.h;
int Render::AudioDeviceInit() {
// Audio
SDL_AudioSpec want_in, have_in, want_out, have_out;
SDL_zero(want_in);
@@ -386,6 +338,44 @@ int Render::Run() {
// SDL_PauseAudioDevice(input_dev_, 0);
SDL_PauseAudioDevice(output_dev_, 0);
return 0;
}
int Render::AudioDeviceDestroy() {
SDL_CloseAudioDevice(output_dev_);
// SDL_CloseAudioDevice(input_dev_);
return 0;
}
int Render::Run() {
LoadSettingsFromCacheFile();
localization_language_ = (ConfigCenter::LANGUAGE)language_button_value_;
localization_language_index_ = language_button_value_;
// Setup SDL
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER |
SDL_INIT_GAMECONTROLLER) != 0) {
printf("Error: %s\n", SDL_GetError());
return -1;
}
// get screen resolution
SDL_DisplayMode DM;
SDL_GetCurrentDisplayMode(0, &DM);
screen_width_ = DM.w;
screen_height_ = DM.h;
stream_render_rect_.x = 0;
stream_render_rect_.y = title_bar_height_;
stream_render_rect_.w = main_window_width_;
stream_render_rect_.h = main_window_height_ - title_bar_height_;
// use linear filtering to render textures otherwise the graphics will be
// blurry
SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "1");
// Setup Dear ImGui context
IMGUI_CHECKVERSION();
ImGui::CreateContext();
@@ -415,48 +405,66 @@ int Render::Run() {
io.Fonts->Build();
// Setup Dear ImGui style
// ImGui::StyleColorsDark();
ImGui::StyleColorsLight();
// init modules
if (!modules_inited_) {
// audio
AudioDeviceInit();
// screen capture init
screen_capturer_factory_ = new ScreenCapturerFactory();
// speaker capture init
speaker_capturer_factory_ = new SpeakerCapturerFactory();
// mouse control
device_controller_factory_ = new DeviceControllerFactory();
// RTC
CreateConnectionPeer();
modules_inited_ = true;
}
// create main window with SDL_Renderer graphics context
SDL_WindowFlags window_flags =
(SDL_WindowFlags)(SDL_WINDOW_ALLOW_HIGHDPI | SDL_WINDOW_BORDERLESS);
main_window_ = SDL_CreateWindow(
"Remote Desk", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
main_window_width_default_, main_window_height_default_, window_flags);
main_renderer_ = SDL_CreateRenderer(
main_window_, -1, SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED);
if (main_renderer_ == nullptr) {
LOG_ERROR("1 Error creating SDL_Renderer");
return 0;
}
stream_pixformat_ = SDL_PIXELFORMAT_NV12;
stream_texture_ = SDL_CreateTexture(main_renderer_, stream_pixformat_,
SDL_TEXTUREACCESS_STREAMING,
texture_width_, texture_height_);
// for window region action
SDL_SetWindowHitTest(main_window_, HitTestCallback, this);
SDL_GL_GetDrawableSize(main_window_, &main_window_width_real_,
&main_window_height_real_);
dpi_scaling_w_ = (float)main_window_width_real_ / (float)main_window_width_;
dpi_scaling_h_ = (float)main_window_width_real_ / (float)main_window_width_;
LOG_INFO("Use dpi scaling [{}x{}]", dpi_scaling_w_, dpi_scaling_h_);
SDL_RenderSetScale(main_renderer_, dpi_scaling_w_, dpi_scaling_h_);
// Setup Dear ImGui style
// ImGui::StyleColorsDark();
ImGui::StyleColorsLight();
LOG_INFO("Use dpi scaling [{}x{}]", dpi_scaling_w_, dpi_scaling_h_);
// Setup Platform/Renderer backends
ImGui_ImplSDL2_InitForSDLRenderer(main_window_, main_renderer_);
ImGui_ImplSDLRenderer2_Init(main_renderer_);
CreateConnectionPeer();
{
nv12_buffer_ = new char[NV12_BUFFER_SIZE];
// Screen capture init
screen_capturer_factory_ = new ScreenCapturerFactory();
// Speaker capture init
speaker_capturer_factory_ = new SpeakerCapturerFactory();
// Mouse control
device_controller_factory_ = new DeviceControllerFactory();
}
// Main loop
while (!exit_) {
if (SignalStatus::SignalConnected == signal_status_ &&
!is_create_connection_ && password_inited_) {
LOG_INFO("Connected with signal server, create p2p connection");
is_create_connection_ =
CreateConnection(peer_, client_id_, password_saved_) ? false : true;
}
if (!inited_ ||
if (!label_inited_ ||
localization_language_index_last_ != localization_language_index_) {
connect_button_label_ =
connect_button_pressed_
@@ -480,26 +488,10 @@ int Render::Run() {
settings_button_label_ =
localization::settings[localization_language_index_];
inited_ = true;
label_inited_ = true;
localization_language_index_last_ = localization_language_index_;
}
if (start_screen_capture_ && !screen_capture_is_started_) {
StartScreenCapture();
screen_capture_is_started_ = true;
} else if (!start_screen_capture_ && screen_capture_is_started_) {
StopScreenCapture();
screen_capture_is_started_ = false;
}
if (start_mouse_control_ && !mouse_control_is_started_) {
StartMouseControl();
mouse_control_is_started_ = true;
} else if (!start_mouse_control_ && mouse_control_is_started_) {
StopMouseControl();
mouse_control_is_started_ = false;
}
// Start the Dear ImGui frame
ImGui_ImplSDLRenderer2_NewFrame();
ImGui_ImplSDL2_NewFrame();
@@ -541,6 +533,30 @@ int Render::Run() {
ImGui::End();
// create connection
if (SignalStatus::SignalConnected == signal_status_ &&
!is_create_connection_ && password_inited_) {
LOG_INFO("Connected with signal server, create p2p connection");
is_create_connection_ =
CreateConnection(peer_, client_id_, password_saved_) ? false : true;
}
if (start_screen_capture_ && !screen_capture_is_started_) {
StartScreenCapture();
screen_capture_is_started_ = true;
} else if (!start_screen_capture_ && screen_capture_is_started_) {
StopScreenCapture();
screen_capture_is_started_ = false;
}
if (start_mouse_control_ && !mouse_control_is_started_) {
StartMouseControl();
mouse_control_is_started_ = true;
} else if (!start_mouse_control_ && mouse_control_is_started_) {
StopMouseControl();
mouse_control_is_started_ = false;
}
SDL_Event event;
while (SDL_PollEvent(&event)) {
ImGui_ImplSDL2_ProcessEvent(&event);
@@ -716,8 +732,7 @@ int Render::Run() {
DestroyPeer(&peer_reserved_);
}
SDL_CloseAudioDevice(output_dev_);
// SDL_CloseAudioDevice(input_dev_);
AudioDeviceDestroy();
ImGui_ImplSDLRenderer2_Shutdown();
ImGui_ImplSDL2_Shutdown();
@@ -726,7 +741,6 @@ int Render::Run() {
SDL_DestroyRenderer(main_renderer_);
SDL_DestroyWindow(main_window_);
SDL_CloseAudio();
SDL_Quit();
return 0;