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feat: restore MCP settings and board customizations

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This commit is contained in:
Adolfo Reyna
2026-09-10 21:15:10 -04:00
parent c8ee763f3d
commit 61fc67cf4c
26 changed files with 5551 additions and 9 deletions
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Modules/app-module/source/scheduler.cpp
+4 -2
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@@ -32,8 +32,10 @@ constexpr size_t APP_INSTANCE_ID_THREAD_SLOT_INDEX = 1;
// Matches TactilityKernel's Thread wrapper's THREAD_PRIORITY_NORMAL.
constexpr UBaseType_t APP_TASK_PRIORITY = 4;
// Used when an app's manifest doesn't request a specific stack depth (0). 8192 bytes' worth.
constexpr size_t APP_DEFAULT_STACK_DEPTH = 8192 / sizeof(StackType_t);
// Used when an app's manifest doesn't request a specific stack depth (0). 12288 bytes' worth.
// Existing window-manager app manifests request at least 2400 words (9600 bytes); use a
// conservative default above that baseline so a zero-depth app task cannot exhaust its stack.
constexpr size_t APP_DEFAULT_STACK_DEPTH = 12288 / sizeof(StackType_t);
// Task control blocks must stay in internal RAM; only the stack itself may live in external memory.
constexpr MemoryPolicy APP_TASK_TCB_POLICY = { MEMORY_CAPABILITY_INTERNAL, 0, 0 };
Modules/lvgl-module/include/lvgl/fonts.h
+9
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@@ -14,6 +14,15 @@ enum LvglFontSize {
FONT_SIZE_LARGE,
};
enum LvglFontScale {
FONT_SCALE_SMALL,
FONT_SCALE_DEFAULT,
FONT_SCALE_LARGE,
};
void lvgl_set_text_font_scale(enum LvglFontScale font_scale);
enum LvglFontScale lvgl_get_text_font_scale(void);
const lv_font_t* lvgl_get_shared_icon_font(void);
uint32_t lvgl_get_shared_icon_font_height(void);
Modules/lvgl-module/source/fonts.c
+24 -2
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@@ -13,8 +13,30 @@ extern const lv_font_t TT_LVGL_LAUNCHER_FONT_ICON_SYMBOL;
extern const lv_font_t TT_LVGL_STATUSBAR_FONT_ICON_SYMBOL;
extern const lv_font_t TT_LVGL_SHARED_FONT_ICON_SYMBOL;
static enum LvglFontScale text_font_scale = FONT_SCALE_DEFAULT;
void lvgl_set_text_font_scale(enum LvglFontScale font_scale) {
check(font_scale >= FONT_SCALE_SMALL && font_scale <= FONT_SCALE_LARGE);
text_font_scale = font_scale;
}
enum LvglFontScale lvgl_get_text_font_scale(void) {
return text_font_scale;
}
static enum LvglFontSize resolve_text_font_size(enum LvglFontSize font_size) {
int resolved = (int)font_size + (int)text_font_scale - (int)FONT_SCALE_DEFAULT;
if (resolved < FONT_SIZE_SMALL) {
return FONT_SIZE_SMALL;
}
if (resolved > FONT_SIZE_LARGE) {
return FONT_SIZE_LARGE;
}
return (enum LvglFontSize)resolved;
}
uint32_t lvgl_get_text_font_height(enum LvglFontSize font_size) {
switch (font_size) {
switch (resolve_text_font_size(font_size)) {
case FONT_SIZE_SMALL: return TT_LVGL_TEXT_FONT_SMALL_SIZE;
case FONT_SIZE_DEFAULT: return TT_LVGL_TEXT_FONT_DEFAULT_SIZE;
case FONT_SIZE_LARGE: return TT_LVGL_TEXT_FONT_LARGE_SIZE;
@@ -22,7 +44,7 @@ uint32_t lvgl_get_text_font_height(enum LvglFontSize font_size) {
}
}
const lv_font_t* lvgl_get_text_font(enum LvglFontSize font_size) {
switch (font_size) {
switch (resolve_text_font_size(font_size)) {
case FONT_SIZE_SMALL: return &TT_LVGL_TEXT_FONT_SMALL_SYMBOL;
case FONT_SIZE_DEFAULT: return &TT_LVGL_TEXT_FONT_DEFAULT_SYMBOL;
case FONT_SIZE_LARGE: return &TT_LVGL_TEXT_FONT_LARGE_SYMBOL;
Modules/lvgl-module/source/symbols.c
+2
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@@ -26,6 +26,8 @@ const struct ModuleSymbol lvgl_module_symbols[] = {
DEFINE_MODULE_SYMBOL(lvgl_module),
DEFINE_MODULE_SYMBOL(lvgl_module_configure),
// lvgl_fonts
DEFINE_MODULE_SYMBOL(lvgl_set_text_font_scale),
DEFINE_MODULE_SYMBOL(lvgl_get_text_font_scale),
DEFINE_MODULE_SYMBOL(lvgl_get_shared_icon_font),
DEFINE_MODULE_SYMBOL(lvgl_get_shared_icon_font_height),
DEFINE_MODULE_SYMBOL(lvgl_get_text_font),
Tactility/Include/Tactility/lvgl/Lvgl.h
+7
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@@ -1,5 +1,9 @@
#pragma once
namespace tt::settings::display {
enum class FontSize;
}
namespace tt::lvgl {
#ifdef ESP_PLATFORM
@@ -12,6 +16,9 @@ static constexpr auto* PATH_PREFIX = "A:/";
bool isStarted();
/** Applies the selected semantic text size to the LVGL theme and future widgets. */
void applyFontSize(settings::display::FontSize fontSize);
void start();
void stop();
Tactility/Include/Tactility/settings/DisplaySettings.h
+9
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@@ -18,11 +18,20 @@ enum class ScreensaverType {
Mystify,
MatrixRain,
StackChan,
McpScreen,
Count // Sentinel for bounds checking - must be last
};
enum class FontSize {
Small,
Default,
Large,
Count
};
struct DisplaySettings {
Orientation orientation;
FontSize fontSize = FontSize::Default;
uint8_t gammaCurve;
uint8_t backlightDuty;
bool backlightTimeoutEnabled;
Tactility/Include/Tactility/settings/McpSettings.h
+14
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@@ -0,0 +1,14 @@
#pragma once
namespace tt::settings::mcp {
struct McpSettings {
bool mcpEnabled = false; // Enable MCP server endpoints on system web server
};
bool load(McpSettings& settings);
McpSettings getDefault();
McpSettings loadOrGetDefault();
bool save(const McpSettings& settings);
} // namespace tt::settings::mcp
Tactility/Private/Tactility/mcp/McpSystem.h
+77
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@@ -0,0 +1,77 @@
#pragma once
#ifdef ESP_PLATFORM
#include <lvgl.h>
#include <mutex>
#include <string>
#include <vector>
#include <tactility/device.h>
#include <tactility/drivers/audio_stream.h>
namespace tt::mcp {
struct McpSystemState {
std::mutex mutex;
bool overrideActive = false;
// UI elements when McpOverrideApp is active
lv_obj_t* drawArea = nullptr;
uint16_t* framebuffer = nullptr;
size_t framebufferSize = 0;
uint16_t displayWidth = 320;
uint16_t displayHeight = 240;
uint16_t drawWidth = 320;
uint16_t drawHeight = 240;
int drawColor = 1; // 0 = white, 1 = black
// Audio device status
Device* i2sDevice = nullptr;
Device* audioStreamDevice = nullptr;
AudioStreamHandle audioHandle = nullptr;
volatile bool audioBusy = false;
volatile bool audioRunning = false; // Used to abort play/record loop
// Video streaming state
volatile bool streamRunning = false;
void* streamTaskHandle = nullptr; // use void* to avoid freertos header inclusion dependency
uint32_t framesDrawn = 0;
uint32_t tcpBytesReceived = 0;
uint32_t lastDrawMs = 0;
double lastFps = 0.0;
};
McpSystemState& getState();
bool clearScreen(int color);
bool drawText(const std::string& text, int x, int y, int size);
bool drawRgb565(const uint8_t* data, size_t size, int x, int y, int w, int h);
bool drawBmp(const uint8_t* data, size_t size, int x, int y);
bool drawPbm(const uint8_t* data, size_t size, int x, int y);
std::string getScreenshotPbmBase64();
bool playTone(int frequency, int durationMs, int volume, std::string& error);
bool recordVoice(int durationSec, const std::string& filename, size_t& recordedBytes, std::string& error);
bool playAudioFile(const std::string& filename, int volume, std::string& error);
bool playWavMemory(const uint8_t* data, size_t size, int volume, std::string& error);
bool playMp3File(const std::string& filename, int volume, std::string& error);
bool playMp3Memory(const uint8_t* data, size_t size, int volume, std::string& error);
bool getBatteryStatus(double& voltage_v, int& percentage_pct, std::string& error);
bool setLedColor(int r, int g, int b, const std::string& mode, std::string& error);
bool getSensors(double& temp_c, double& hum_pct, std::string& imu_json, std::string& error);
bool scanBleDevices(int duration_ms, std::string& devices_json, std::string& error);
bool writeSdFile(const std::string& filename, const std::string& content, std::string& error);
bool readSdFile(const std::string& filename, std::string& content, std::string& error);
bool downloadSdFile(const std::string& url, const std::string& filename, std::string& error);
bool startVideoStreamServer();
void stopVideoStreamServer();
bool getVideoStreamStats(std::string& stats_json);
bool listApps(std::string& apps_json, std::string& error);
bool runApp(const std::string& appId, std::string& error);
bool listSdFiles(const std::string& directory, std::string& files_json, std::string& error);
} // namespace tt::mcp
#endif
Tactility/Private/Tactility/mcp/minimp3.h
+1869
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File diff suppressed because it is too large Load Diff
Tactility/Private/Tactility/service/displayidle/DisplayIdleService.h
+1
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@@ -63,6 +63,7 @@ public:
* arbitrary threads while the timer is running.
*/
void stopScreensaver();
void startMcpScreensaver();
/**
* Check if the screensaver is currently active.
Tactility/Private/Tactility/service/webserver/WebServerService.h
+4
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@@ -81,6 +81,10 @@ private:
static error_t handleApiAppsInstall(struct HttpServerRequest* request, void* user_ctx);
static error_t handleApiWifi(struct HttpServerRequest* request, void* user_ctx);
static error_t handleApiScreenshot(struct HttpServerRequest* request, void* user_ctx);
#ifdef ESP_PLATFORM
static error_t handleApiMcp(struct HttpServerRequest* request, void* user_ctx);
static error_t handleApiScreenRaw(struct HttpServerRequest* request, void* user_ctx);
#endif
// Dynamic asset serving
static error_t handleAssets(struct HttpServerRequest* request, void* user_ctx);
Tactility/Source/Tactility.cpp
+4
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@@ -40,6 +40,7 @@
#include <Tactility/file/File.h>
#include <Tactility/hal/SdCard.h>
#include <Tactility/lvgl/KeyboardDeviceListener.h>
#include <Tactility/lvgl/Lvgl.h>
#include <Tactility/lvgl/Statusbar.h>
#include <Tactility/lvgl/TrackballInit.h>
#include <Tactility/lvgl/UsbHidInput.h>
@@ -189,6 +190,7 @@ namespace app {
#ifdef ESP_PLATFORM
namespace apwebserver { extern const ::AppManifest manifest; }
namespace crashdiagnostics { extern const ::AppManifest manifest; }
namespace mcpsettings { extern const ::AppManifest manifest; }
#if CONFIG_TT_TDECK_WORKAROUND == 1
namespace keyboardsettings { extern const ::AppManifest manifest; } // T-Deck only for now
#endif
@@ -252,6 +254,7 @@ static void registerInternalApps() {
#ifdef ESP_PLATFORM
app_manager_add(&app::apwebserver::manifest);
app_manager_add(&app::crashdiagnostics::manifest);
app_manager_add(&app::mcpsettings::manifest);
#if defined(CONFIG_TT_TDECK_WORKAROUND)
app_manager_add(&app::keyboardsettings::manifest);
#endif
@@ -433,6 +436,7 @@ static void onLvglStarted() {
if (auto* display = lv_display_get_default(); display != nullptr) {
auto displaySettings = settings::display::loadOrGetDefault();
lv_display_set_rotation(display, settings::display::toLvglDisplayRotation(displaySettings.orientation));
lvgl::applyFontSize(displaySettings.fontSize);
}
lvgl_unlock();
Tactility/Source/app/apphub/AppHubApp.cpp
+6 -1
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@@ -107,6 +107,9 @@ void showNoInternet(Context* ctx) {
}
void showApps(Context* ctx) {
if (ctx->contentWrapper == nullptr) {
return;
}
// Refresh rebuilds the list from scratch (cached copy, then again once the network fetch
// lands), which would otherwise reset the user's scroll position each time.
int32_t scrollY;
@@ -266,7 +269,9 @@ void createWidgets(lv_obj_t* parent, void* userData) {
void destroyWidgets(void* userData) {
auto* ctx = static_cast<Context*>(userData);
ctx->scrollY = lv_obj_get_scroll_y(ctx->contentWrapper);
if (ctx->contentWrapper != nullptr) {
ctx->scrollY = lv_obj_get_scroll_y(ctx->contentWrapper);
}
ctx->contentWrapper = nullptr;
ctx->refreshButton = nullptr;
}
Tactility/Source/app/applist/AppList.cpp
+1 -1
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@@ -121,7 +121,7 @@ extern const ::AppManifest manifest = {
.category = APP_CATEGORY_SYSTEM,
.location = { .type = APP_LOCATION_MEMORY, .location = reinterpret_cast<void*>(appMain) },
.flags = APP_MANIFEST_FLAG_HIDDEN,
.stack = { .depth = 2400, .desired_memory_capability = 0 },
.stack = { .depth = 3072, .desired_memory_capability = 0 },
};
} // namespace
Tactility/Source/app/display/Display.cpp
+34 -1
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@@ -10,6 +10,7 @@
#ifdef ESP_PLATFORM
#include <Tactility/service/displayidle/DisplayIdleService.h>
#endif
#include <Tactility/lvgl/Lvgl.h>
#include <Tactility/settings/DisplaySettings.h>
#include <app/event.h>
@@ -90,6 +91,21 @@ void onOrientationSet(lv_event_t* event) {
}
}
void onFontSizeChanged(lv_event_t* event) {
auto* ctx = static_cast<Context*>(lv_event_get_user_data(event));
auto* dropdown = static_cast<lv_obj_t*>(lv_event_get_target(event));
uint32_t selected_index = lv_dropdown_get_selected(dropdown);
if (selected_index >= static_cast<uint32_t>(settings::display::FontSize::Count)) {
return;
}
auto selected_size = static_cast<settings::display::FontSize>(selected_index);
if (selected_size != ctx->displaySettings.fontSize) {
ctx->displaySettings.fontSize = selected_size;
ctx->displaySettingsUpdated = true;
lvgl::applyFontSize(selected_size);
}
}
void onTimeoutSwitch(lv_event_t* event) {
auto* ctx = static_cast<Context*>(lv_event_get_user_data(event));
auto* sw = static_cast<lv_obj_t*>(lv_event_get_target(event));
@@ -208,6 +224,23 @@ void createWidgets(lv_obj_t* parent, void* userData) {
// Set the dropdown to match current orientation enum
lv_dropdown_set_selected(orientation_dropdown, static_cast<uint16_t>(ctx->displaySettings.orientation));
// Font size
auto* font_size_wrapper = lv_obj_create(main_wrapper);
lv_obj_set_size(font_size_wrapper, LV_PCT(100), LV_SIZE_CONTENT);
lv_obj_set_style_pad_all(font_size_wrapper, 0, LV_STATE_DEFAULT);
lv_obj_set_style_border_width(font_size_wrapper, 0, LV_STATE_DEFAULT);
auto* font_size_label = lv_label_create(font_size_wrapper);
lv_label_set_text(font_size_label, "Font size");
lv_obj_align(font_size_label, LV_ALIGN_LEFT_MID, 0, 0);
auto* font_size_dropdown = lv_dropdown_create(font_size_wrapper);
lv_dropdown_set_options(font_size_dropdown, "Small\nDefault\nLarge");
lv_obj_align(font_size_dropdown, LV_ALIGN_RIGHT_MID, 0, 0);
lv_obj_add_event_cb(font_size_dropdown, onFontSizeChanged, LV_EVENT_VALUE_CHANGED, ctx);
lv_dropdown_set_selected(font_size_dropdown, static_cast<uint16_t>(ctx->displaySettings.fontSize));
// Screen timeout
// Note: DisplayIdleService doesn't act on these settings for kernel-driver displays yet
// (it only looks up the deprecated tt::hal::display::DisplayDevice), so these currently
@@ -274,7 +307,7 @@ void createWidgets(lv_obj_t* parent, void* userData) {
ctx->screensaverDropdown = lv_dropdown_create(screensaver_wrapper);
// Note: order correlates with settings::display::ScreensaverType enum order
lv_dropdown_set_options(ctx->screensaverDropdown, "None\nBouncing Balls\nMystify\nMatrix Rain\nStackChan");
lv_dropdown_set_options(ctx->screensaverDropdown, "None\nBouncing Balls\nMystify\nMatrix Rain\nStackChan\nMCP Screen");
lv_obj_align(ctx->screensaverDropdown, LV_ALIGN_RIGHT_MID, 0, 0);
lv_obj_add_event_cb(ctx->screensaverDropdown, onScreensaverChanged, LV_EVENT_VALUE_CHANGED, ctx);
lv_dropdown_set_selected(ctx->screensaverDropdown, static_cast<uint16_t>(ctx->displaySettings.screensaverType));
Tactility/Source/app/mcpsettings/McpSettingsApp.cpp
+97
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@@ -0,0 +1,97 @@
#ifdef ESP_PLATFORM
#include <Tactility/Tactility.h>
#include <Tactility/lvgl/Lvgl.h>
#include <Tactility/settings/McpSettings.h>
#include <Tactility/settings/WebServerSettings.h>
#include <Tactility/service/webserver/WebServerService.h>
#include <app/event.h>
#include <app/manifest.h>
#include <app/scheduler.h>
#include <lvgl_window_manager/window_manager.h>
#include <lvgl/widgets/toolbar.h>
#include <lvgl/lvgl.h>
#include <tactility/check.h>
#include <tactility/log.h>
#include <esp_netif.h>
#include <string>
namespace tt::app::mcpsettings {
constexpr auto* TAG = "McpSettingsApp";
extern const ::AppManifest manifest;
namespace {
struct Context {
uint32_t appInstanceId;
settings::mcp::McpSettings mcpSettings;
settings::webserver::WebServerSettings wsSettings;
lv_obj_t* switchMcpEnabled = nullptr;
lv_obj_t* labelUrlValue = nullptr;
};
void updateUrlDisplay(Context* ctx) {
if (ctx->labelUrlValue == nullptr) return;
if (!ctx->mcpSettings.mcpEnabled) { lv_label_set_text(ctx->labelUrlValue, "Disabled"); return; }
std::string url = "http://";
bool ipAdded = false;
for (const char* key : {"WIFI_STA_DEF", "WIFI_AP_DEF"}) {
auto* netif = esp_netif_get_handle_from_ifkey(key);
if (netif != nullptr) {
esp_netif_ip_info_t info;
if (esp_netif_get_ip_info(netif, &info) == ESP_OK && info.ip.addr != 0) {
char ip[16]; snprintf(ip, sizeof(ip), IPSTR, IP2STR(&info.ip));
url += ip; ipAdded = true; break;
}
}
}
if (!ipAdded) url += ctx->wsSettings.wifiMode == settings::webserver::WiFiMode::AccessPoint ? "192.168.4.1" : "Connecting...";
if (url.starts_with("http://") && ctx->wsSettings.webServerPort != 80) url += ":" + std::to_string(ctx->wsSettings.webServerPort);
url += "/api/mcp";
lv_label_set_text(ctx->labelUrlValue, url.c_str());
}
void onBackPressed(lv_event_t* event) {
auto* ctx = static_cast<Context*>(lv_event_get_user_data(event));
app_event_emit_close(ctx->appInstanceId);
}
void onMcpEnabledSwitch(lv_event_t* event) {
auto* ctx = static_cast<Context*>(lv_event_get_user_data(event));
const bool enabled = lv_obj_has_state(ctx->switchMcpEnabled, LV_STATE_CHECKED);
getMainDispatcher().dispatch([ctx, enabled] {
ctx->mcpSettings.mcpEnabled = enabled;
lvgl_lock(); updateUrlDisplay(ctx); lvgl_unlock();
if (!settings::mcp::save(ctx->mcpSettings)) LOG_W(TAG, "Failed to persist MCP settings");
service::webserver::getPubsub()->publish(service::webserver::WebServerEvent::WebServerSettingsChanged);
service::webserver::setWebServerEnabled(enabled);
});
}
void createWidgets(lv_obj_t* parent, void* userData) {
auto* ctx = static_cast<Context*>(userData);
ctx->wsSettings = settings::webserver::loadOrGetDefault();
lv_obj_set_flex_flow(parent, LV_FLEX_FLOW_COLUMN);
lv_obj_set_style_pad_row(parent, 0, LV_STATE_DEFAULT);
auto* toolbar = lvgl_toolbar_create(parent, "MCP Settings");
lvgl_toolbar_set_nav_action(toolbar, LV_SYMBOL_CLOSE, onBackPressed, ctx);
ctx->switchMcpEnabled = lvgl_toolbar_add_switch_action(toolbar);
if (ctx->mcpSettings.mcpEnabled) lv_obj_add_state(ctx->switchMcpEnabled, LV_STATE_CHECKED);
lv_obj_add_event_cb(ctx->switchMcpEnabled, onMcpEnabledSwitch, LV_EVENT_VALUE_CHANGED, ctx);
auto* main = lv_obj_create(parent); lv_obj_set_flex_flow(main, LV_FLEX_FLOW_COLUMN); lv_obj_set_width(main, LV_PCT(100)); lv_obj_set_flex_grow(main, 1);
auto* wrapper = lv_obj_create(main); lv_obj_set_size(wrapper, LV_PCT(100), LV_SIZE_CONTENT); lv_obj_set_style_pad_all(wrapper, 10, LV_STATE_DEFAULT); lv_obj_set_style_border_width(wrapper, 1, LV_STATE_DEFAULT); lv_obj_set_flex_flow(wrapper, LV_FLEX_FLOW_COLUMN); lv_obj_set_style_flex_cross_place(wrapper, LV_FLEX_ALIGN_START, 0);
auto* title = lv_label_create(wrapper); lv_label_set_text(title, "MCP Endpoint URL:");
ctx->labelUrlValue = lv_label_create(wrapper); updateUrlDisplay(ctx);
auto* info = lv_label_create(main); lv_label_set_long_mode(info, LV_LABEL_LONG_WRAP); lv_obj_set_width(info, LV_PCT(95));
lv_label_set_text(info, "MCP (Model Context Protocol) Screen service allows LLMs to interact with the device screen, audio, and tools directly.\n\nEndpoints:\n- POST /api/mcp (JSON-RPC tools)\n- POST /api/screen/raw (big-endian RGB565 writes)\n\nTo show the LLM canvas, select 'MCP Screen' in Settings -> Display -> Screensaver. The canvas also pops up automatically when an LLM sends a draw command.");
}
int32_t appMain(int, char**) {
Context ctx{}; ctx.appInstanceId = app_scheduler_current_app_id(); ctx.mcpSettings = settings::mcp::loadOrGetDefault();
TaskEventGroup group{}; task_event_group_construct(&group); AppEventSubscription sub{}; check(app_event_subscribe(&sub, &group) == ERROR_NONE);
auto window = window_manager_create(ctx.appInstanceId, createWidgets, &ctx); bool close = false;
while (!close) { task_event_group_wait_any(&group, nullptr, portMAX_DELAY); AppEvent event{}; while (app_event_poll(&sub, &event) == ERROR_NONE) if (event.type == APP_EVENT_CLOSE) { close = true; break; } }
window_manager_remove(window); check(app_event_unsubscribe(&sub) == ERROR_NONE); task_event_group_destruct(&group); return 0;
}
}
extern const ::AppManifest manifest = { .id = "McpSettings", .name = "MCP Screen", .category = APP_CATEGORY_SETTINGS, .location = { APP_LOCATION_MEMORY, reinterpret_cast<void*>(appMain) }, .flags = 0, .stack = { .depth = 8192, .desired_memory_capability = 0 } };
}
#endif
Tactility/Source/app/settings/Settings.cpp
+1 -1
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@@ -118,7 +118,7 @@ extern const ::AppManifest manifest = {
.category = APP_CATEGORY_SYSTEM,
.location = { .type = APP_LOCATION_MEMORY, .location = reinterpret_cast<void*>(appMain) },
.flags = APP_MANIFEST_FLAG_HIDDEN,
.stack = { .depth = 2400, .desired_memory_capability = 0 },
.stack = { .depth = 3072, .desired_memory_capability = 0 },
};
} // namespace
Tactility/Source/lvgl/Lvgl.cpp
+52
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@@ -0,0 +1,52 @@
#include <Tactility/lvgl/Lvgl.h>
#include <Tactility/settings/DisplaySettings.h>
#include <lvgl/fonts.h>
#include <lvgl/lvgl.h>
namespace tt::lvgl {
void applyFontSize(settings::display::FontSize fontSize) {
LvglFontScale scale;
switch (fontSize) {
using enum settings::display::FontSize;
case Small:
scale = FONT_SCALE_SMALL;
break;
case Large:
scale = FONT_SCALE_LARGE;
break;
case Default:
default:
scale = FONT_SCALE_DEFAULT;
break;
}
lvgl_set_text_font_scale(scale);
const lv_font_t* font = lvgl_get_text_font(FONT_SIZE_DEFAULT);
for (lv_display_t* display = lv_display_get_next(nullptr);
display != nullptr;
display = lv_display_get_next(display)) {
#if LV_USE_THEME_DEFAULT
if (lv_display_get_theme(display) == lv_theme_default_get()) {
lv_obj_t* screen = lv_display_get_screen_active(display);
lv_theme_default_init(
display,
lv_theme_get_color_primary(screen),
lv_theme_get_color_secondary(screen),
LV_THEME_DEFAULT_DARK,
font
);
}
#endif
// The display layers are independent inheritance roots. Updating all of them makes
// the new size visible immediately in regular screens, overlays, and the status bar.
lv_obj_set_style_text_font(lv_display_get_screen_active(display), font, LV_PART_MAIN);
lv_obj_set_style_text_font(lv_display_get_layer_top(display), font, LV_PART_MAIN);
lv_obj_set_style_text_font(lv_display_get_layer_sys(display), font, LV_PART_MAIN);
lv_obj_set_style_text_font(lv_display_get_layer_bottom(display), font, LV_PART_MAIN);
}
}
} // namespace tt::lvgl
Tactility/Source/mcp/McpSystem.cpp
+2000
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File diff suppressed because it is too large Load Diff
Tactility/Source/service/displayidle/DisplayIdle.cpp
+48
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@@ -3,10 +3,12 @@
#include <Tactility/service/displayidle/DisplayIdleService.h>
#include <Tactility/service/ServiceManifest.h>
#include <Tactility/service/ServiceRegistration.h>
#include <Tactility/mcp/McpSystem.h>
#include "BouncingBallsScreensaver.h"
#include "MatrixRainScreensaver.h"
#include "MystifyScreensaver.h"
#include "McpScreensaver.h"
#include "Screensaver.h"
#include "StackChanScreensaver.h"
@@ -127,6 +129,9 @@ void DisplayIdleService::activateScreensaver() {
case settings::display::ScreensaverType::StackChan:
screensaver = std::make_unique<StackChanScreensaver>();
break;
case settings::display::ScreensaverType::McpScreen:
screensaver = std::make_unique<McpScreensaver>();
break;
case settings::display::ScreensaverType::None:
default:
// Just black screen, no animated screensaver
@@ -273,6 +278,49 @@ bool DisplayIdleService::isScreensaverActive() const {
return screensaverOverlay != nullptr;
}
void DisplayIdleService::startMcpScreensaver() {
if (!lvgl_try_lock(200)) {
LOG_W(TAG, "startMcpScreensaver: failed to acquire LVGL lock");
return;
}
if (screensaverOverlay != nullptr) {
const auto& mcpState = mcp::getState();
if (mcpState.drawArea != nullptr) {
lvgl_unlock();
return;
}
if (screensaver) {
screensaver->stop();
screensaver.reset();
}
lv_obj_delete(screensaverOverlay);
screensaverOverlay = nullptr;
}
screensaverActiveCounter = 0;
backlightOff = false;
setBacklightBrightness(cachedDisplaySettings.backlightDuty == 0
? 255 : cachedDisplaySettings.backlightDuty);
lv_coord_t screenW = lv_display_get_horizontal_resolution(nullptr);
lv_coord_t screenH = lv_display_get_vertical_resolution(nullptr);
screensaverOverlay = lv_obj_create(lv_layer_top());
lv_obj_remove_style_all(screensaverOverlay);
lv_obj_set_size(screensaverOverlay, LV_PCT(100), LV_PCT(100));
lv_obj_set_pos(screensaverOverlay, 0, 0);
lv_obj_set_style_bg_color(screensaverOverlay, lv_color_black(), 0);
lv_obj_set_style_bg_opa(screensaverOverlay, LV_OPA_COVER, 0);
lv_obj_add_flag(screensaverOverlay, LV_OBJ_FLAG_CLICKABLE);
lv_obj_add_event_cb(screensaverOverlay, stopScreensaverCb, LV_EVENT_CLICKED, this);
screensaver = std::make_unique<McpScreensaver>();
screensaver->start(screensaverOverlay, screenW, screenH);
lvgl_unlock();
displayDimmed = true;
LOG_I(TAG, "MCP screensaver activated");
}
void DisplayIdleService::reloadSettings() {
// Set flag for thread-safe reload - actual reload happens in tick()
settingsReloadRequested.store(true, std::memory_order_release);
Tactility/Source/service/displayidle/McpScreensaver.cpp
+100
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@@ -0,0 +1,100 @@
#ifdef ESP_PLATFORM
#include "McpScreensaver.h"
#include <Tactility/mcp/McpSystem.h>
#include <tactility/log.h>
constexpr auto* TAG = "McpScreensaver";
#include <esp_heap_caps.h>
namespace tt::service::displayidle {
void McpScreensaver::start(lv_obj_t* overlay, lv_coord_t screenW, lv_coord_t screenH) {
auto& state = mcp::getState();
// Full-screen canvas on the overlay
lv_obj_t* canvas = lv_canvas_create(overlay);
lv_obj_set_size(canvas, screenW, screenH);
lv_obj_set_pos(canvas, 0, 0);
lv_obj_set_style_radius(canvas, 0, LV_PART_MAIN);
lv_obj_set_style_border_width(canvas, 0, LV_PART_MAIN);
lv_obj_set_style_pad_all(canvas, 0, LV_PART_MAIN);
lv_obj_remove_flag(canvas, LV_OBJ_FLAG_SCROLLABLE);
// Allocate framebuffer (prefer SPIRAM)
size_t requiredSize = (size_t)screenW * screenH * sizeof(uint16_t);
framebuffer = (uint16_t*)heap_caps_malloc(requiredSize, MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
if (framebuffer == nullptr) {
framebuffer = (uint16_t*)heap_caps_malloc(requiredSize, MALLOC_CAP_8BIT);
}
framebufferSize = (framebuffer != nullptr) ? requiredSize : 0;
if (framebuffer == nullptr) {
LOG_E(TAG, "Failed to allocate %uB framebuffer", (unsigned)requiredSize);
lv_obj_t* err = lv_label_create(canvas);
lv_label_set_text(err, "Framebuffer alloc failed");
lv_obj_center(err);
return;
}
// Fill with a dark slate background (inverted for display path)
size_t pixelCount = (size_t)screenW * screenH;
for (size_t i = 0; i < pixelCount; ++i) {
framebuffer[i] = ~0x18E3; // dark blue-grey
}
lv_canvas_set_buffer(canvas, framebuffer, screenW, screenH, LV_COLOR_FORMAT_RGB565);
// Waiting label (removed on first MCP draw via lv_obj_clean)
lv_obj_t* waitLabel = lv_label_create(canvas);
lv_label_set_text(waitLabel, "Waiting for LLM...");
lv_obj_set_style_text_color(waitLabel, lv_color_black(), LV_PART_MAIN); // white on screen (inverted)
lv_obj_align(waitLabel, LV_ALIGN_CENTER, 0, -20);
lv_obj_t* resLabel = lv_label_create(canvas);
lv_label_set_text_fmt(resLabel, "Display: %dx%d", (int)screenW, (int)screenH);
lv_color_t resColor = lv_palette_lighten(LV_PALETTE_BLUE, 3);
lv_obj_set_style_text_color(resLabel, lv_color_make(~resColor.red, ~resColor.green, ~resColor.blue), LV_PART_MAIN);
lv_obj_align(resLabel, LV_ALIGN_CENTER, 0, 10);
// Register with McpSystemState
std::lock_guard<std::mutex> lock(state.mutex);
state.drawArea = canvas;
state.framebuffer = framebuffer;
state.framebufferSize = framebufferSize;
state.displayWidth = (uint16_t)screenW;
state.displayHeight = (uint16_t)screenH;
state.drawWidth = (uint16_t)screenW;
state.drawHeight = (uint16_t)screenH;
// Don't reset overrideActive — if the LLM already drew, we keep the content
LOG_I(TAG, "McpScreensaver started (%dx%d)", (int)screenW, (int)screenH);
}
void McpScreensaver::stop() {
auto& state = mcp::getState();
{
std::lock_guard<std::mutex> lock(state.mutex);
state.drawArea = nullptr;
state.framebuffer = nullptr;
state.framebufferSize = 0;
state.overrideActive = false;
}
if (framebuffer != nullptr) {
heap_caps_free(framebuffer);
framebuffer = nullptr;
framebufferSize = 0;
}
LOG_I(TAG, "McpScreensaver stopped");
}
void McpScreensaver::update(lv_coord_t /*screenW*/, lv_coord_t /*screenH*/) {
// MCP draws on demand via HTTP — no per-frame animation needed
}
} // namespace tt::service::displayidle
#endif // ESP_PLATFORM
Tactility/Source/service/displayidle/McpScreensaver.h
+30
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@@ -0,0 +1,30 @@
#pragma once
#ifdef ESP_PLATFORM
#include "Screensaver.h"
#include <cstdint>
namespace tt::service::displayidle {
/**
* MCP Screen screensaver.
* Creates a full-screen LVGL canvas on the overlay and registers it in
* McpSystemState so that MCP HTTP draw commands can paint to it.
* Dismissed by a touch event (handled by the parent DisplayIdle overlay).
*/
class McpScreensaver final : public Screensaver {
uint16_t* framebuffer = nullptr;
size_t framebufferSize = 0;
public:
McpScreensaver() = default;
~McpScreensaver() override = default;
void start(lv_obj_t* overlay, lv_coord_t screenW, lv_coord_t screenH) override;
void stop() override;
void update(lv_coord_t screenW, lv_coord_t screenH) override;
};
} // namespace tt::service::displayidle
#endif // ESP_PLATFORM
Tactility/Source/service/webserver/McpHandler.cpp
+1008
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File diff suppressed because it is too large Load Diff
Tactility/Source/service/webserver/WebServerService.cpp
+31 -1
View File
@@ -32,6 +32,8 @@
#include "app/manager.h"
#ifdef ESP_PLATFORM
#include <Tactility/mcp/McpSystem.h>
#include <Tactility/settings/McpSettings.h>
#include <esp_chip_info.h>
#include <esp_flash.h>
#include <esp_heap_caps.h>
@@ -213,7 +215,7 @@ bool WebServerService::onStart(ServiceContext& service) {
lock.lock();
g_cachedSettings = settings::webserver::loadOrGetDefault();
g_settingsCached = true;
serverEnabled = g_cachedSettings.webServerEnabled;
serverEnabled = g_cachedSettings.webServerEnabled || settings::mcp::loadOrGetDefault().mcpEnabled;
}
// Subscribe to settings change events to refresh cache
settingsEventSubscription = pubsub->subscribe([](WebServerEvent event) {
@@ -222,6 +224,10 @@ bool WebServerService::onStart(ServiceContext& service) {
lock.lock();
g_cachedSettings = settings::webserver::loadOrGetDefault();
g_settingsCached = true;
const bool enabled = g_cachedSettings.webServerEnabled || settings::mcp::loadOrGetDefault().mcpEnabled;
if (g_webServerInstance.load() != nullptr) {
g_webServerInstance.load()->setEnabled(enabled);
}
}
});
@@ -481,6 +487,21 @@ bool WebServerService::startServer() {
.callback = handleAdminPost,
.user_ctx = ctx
},
#ifdef ESP_PLATFORM
// MCP is LAN-local and is enabled whenever the web server is enabled.
{
.uri = "/api/mcp",
.method = HTTP_METHOD_POST,
.callback = handleApiMcp,
.user_ctx = ctx
},
{
.uri = "/api/screen/raw",
.method = HTTP_METHOD_POST,
.callback = handleApiScreenRaw,
.user_ctx = ctx
},
#endif
// API endpoints for system info, apps, wifi, etc
{
.uri = "/api/*",
@@ -528,6 +549,12 @@ bool WebServerService::startServer() {
LOG_I(TAG, "HTTP server started successfully on port %u", (unsigned)settings.webServerPort);
publish_event(this, WebServerEvent::WebServerStarted);
#ifdef ESP_PLATFORM
if (settings::mcp::loadOrGetDefault().mcpEnabled) {
mcp::startVideoStreamServer();
}
#endif
// Show statusbar icon
if (statusbarIconId >= 0) {
lvgl::statusbar_icon_set_image(statusbarIconId, LVGL_ICON_STATUSBAR_CLOUD);
@@ -544,6 +571,9 @@ void WebServerService::stopServer() {
return;
}
#ifdef ESP_PLATFORM
mcp::stopVideoStreamServer();
#endif
http_server_free(httpServer);
httpServer = nullptr;
Tactility/Source/settings/DisplaySettings.cpp
+43
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@@ -20,6 +20,7 @@ static std::string getSettingsFilePath() {
}
constexpr auto* SETTINGS_KEY_ORIENTATION = "orientation";
constexpr auto* SETTINGS_KEY_FONT_SIZE = "fontSize";
constexpr auto* SETTINGS_KEY_GAMMA_CURVE = "gammaCurve";
constexpr auto* SETTINGS_KEY_BACKLIGHT_DUTY = "backlightDuty";
constexpr auto* SETTINGS_KEY_TIMEOUT_ENABLED = "backlightTimeoutEnabled";
@@ -73,6 +74,34 @@ static bool fromString(const std::string& str, Orientation& orientation) {
}
}
static std::string toString(FontSize font_size) {
switch (font_size) {
using enum FontSize;
case Small:
return "Small";
case Default:
return "Default";
case Large:
return "Large";
default:
std::unreachable();
}
}
static bool fromString(const std::string& str, FontSize& font_size) {
if (str == "Small") {
font_size = FontSize::Small;
return true;
} else if (str == "Default") {
font_size = FontSize::Default;
return true;
} else if (str == "Large") {
font_size = FontSize::Large;
return true;
}
return false;
}
static std::string toString(ScreensaverType type) {
switch (type) {
using enum ScreensaverType;
@@ -86,6 +115,8 @@ static std::string toString(ScreensaverType type) {
return "MatrixRain";
case StackChan:
return "StackChan";
case McpScreen:
return "McpScreen";
default:
std::unreachable();
}
@@ -107,6 +138,9 @@ static bool fromString(const std::string& str, ScreensaverType& type) {
} else if (str == "StackChan") {
type = ScreensaverType::StackChan;
return true;
} else if (str == "McpScreen") {
type = ScreensaverType::McpScreen;
return true;
} else {
return false;
}
@@ -129,6 +163,12 @@ bool load(DisplaySettings& settings) {
orientation = getDefaultOrientation();
}
auto font_size_entry = map.find(SETTINGS_KEY_FONT_SIZE);
FontSize font_size = FontSize::Default;
if (font_size_entry != map.end()) {
fromString(font_size_entry->second, font_size);
}
auto gamma_entry = map.find(SETTINGS_KEY_GAMMA_CURVE);
int gamma_curve = 0;
if (gamma_entry != map.end()) {
@@ -163,6 +203,7 @@ bool load(DisplaySettings& settings) {
}
settings.orientation = orientation;
settings.fontSize = font_size;
settings.gammaCurve = gamma_curve;
settings.backlightDuty = backlight_duty;
settings.backlightTimeoutEnabled = timeout_enabled;
@@ -175,6 +216,7 @@ bool load(DisplaySettings& settings) {
DisplaySettings getDefault() {
return DisplaySettings {
.orientation = getDefaultOrientation(),
.fontSize = FontSize::Default,
.gammaCurve = 1,
.backlightDuty = 200,
.backlightTimeoutEnabled = false,
@@ -196,6 +238,7 @@ bool save(const DisplaySettings& settings) {
map[SETTINGS_KEY_BACKLIGHT_DUTY] = std::to_string(settings.backlightDuty);
map[SETTINGS_KEY_GAMMA_CURVE] = std::to_string(settings.gammaCurve);
map[SETTINGS_KEY_ORIENTATION] = toString(settings.orientation);
map[SETTINGS_KEY_FONT_SIZE] = toString(settings.fontSize);
map[SETTINGS_KEY_TIMEOUT_ENABLED] = settings.backlightTimeoutEnabled ? "1" : "0";
map[SETTINGS_KEY_TIMEOUT_MS] = std::to_string(settings.backlightTimeoutMs);
map[SETTINGS_KEY_SCREENSAVER_TYPE] = toString(settings.screensaverType);
Tactility/Source/settings/McpSettings.cpp
+76
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@@ -0,0 +1,76 @@
#include <Tactility/settings/McpSettings.h>
#include <Tactility/file/PropertiesFile.h>
#include <Tactility/file/File.h>
#include <tactility/log.h>
#include <app/paths.h>
constexpr auto* TAG = "McpSettings";
#include <map>
#include <string>
namespace tt::settings::mcp {
static std::string getSettingsFilePath() {
char path[256];
if (app_paths_get_user_data_path("tactility.mcpsettings", "mcp.properties", path, sizeof(path)) != ERROR_NONE) {
return "";
}
return path;
}
constexpr auto* KEY_MCP_ENABLED = "mcpEnabled";
bool load(McpSettings& settings) {
auto settings_path = getSettingsFilePath();
if (!file::isFile(settings_path)) {
return false;
}
std::map<std::string, std::string> map;
if (!file::loadPropertiesFile(settings_path, map)) {
return false;
}
auto mcp_enabled = map.find(KEY_MCP_ENABLED);
settings.mcpEnabled = (mcp_enabled != map.end())
? (mcp_enabled->second == "1" || mcp_enabled->second == "true")
: false;
return true;
}
McpSettings getDefault() {
return McpSettings{
.mcpEnabled = false
};
}
McpSettings loadOrGetDefault() {
McpSettings settings;
if (!load(settings)) {
settings = getDefault();
if (!save(settings)) {
LOG_W(TAG, "Failed to save default MCP settings");
}
}
return settings;
}
bool save(const McpSettings& settings) {
std::map<std::string, std::string> map;
map[KEY_MCP_ENABLED] = settings.mcpEnabled ? "true" : "false";
auto settings_path = getSettingsFilePath();
if (!file::findOrCreateParentDirectory(settings_path, 0755)) {
LOG_E(TAG, "Failed to create parent dir for %s", settings_path.c_str());
return false;
}
if (!file::savePropertiesFile(settings_path, map)) {
LOG_E(TAG, "Failed to save MCP settings to %s", settings_path.c_str());
return false;
}
return true;
}
} // namespace