TactilityProject · KenVanHoeylandt · Sep 14, 2026 · Sep 12, 2026 · Sep 12, 2026 · Sep 13, 2026
diff --git a/.github/actions/build-app/action.yml b/.github/actions/build-app/action.yml
@@ -14,7 +14,7 @@ runs:
     - name: 'Build'
       uses: espressif/esp-idf-ci-action@v1
       with:
-        esp_idf_version: v5.5
+        esp_idf_version: v6.1
         path: .
         # The export reset prevents an error when building other targets
         # The default environment variable is set to "esp32" by the GitHub Action

diff --git a/Apps/Brainfuck/manifest.properties b/Apps/Brainfuck/manifest.properties
@@ -2,8 +2,8 @@ manifest.version=0.3
 target.sdk=0.8.0-dev
 target.platforms=esp32,esp32s3,esp32c6,esp32p4
 id=tactility.brainfuck
-version.name=0.12.0
-version.code=12
+version.name=0.13.0
+version.code=13
 name=Brainfuck
 description=Brainfuck esoteric language interpreter
 app.0.id=tactility.brainfuck

diff --git a/Apps/Breakout/manifest.properties b/Apps/Breakout/manifest.properties
@@ -2,8 +2,8 @@ manifest.version=0.3
 target.sdk=0.8.0-dev
 target.platforms=esp32,esp32s3,esp32c6,esp32p4
 id=tactility.breakout
-version.name=0.15.0
-version.code=15
+version.name=0.16.0
+version.code=16
 name=Breakout
 description=Classic brick-breaking arcade game
 app.0.id=tactility.breakout

diff --git a/Apps/Calculator/manifest.properties b/Apps/Calculator/manifest.properties
@@ -2,8 +2,8 @@ manifest.version=0.3
 target.sdk=0.8.0-dev
 target.platforms=esp32,esp32s3,esp32c6,esp32p4
 id=tactility.calculator
-version.name=0.13.0
-version.code=13
+version.name=0.14.0
+version.code=14
 name=Calculator
 app.0.id=tactility.calculator
 app.0.name=Calculator

diff --git a/Apps/CoreUtils/manifest.properties b/Apps/CoreUtils/manifest.properties
@@ -2,8 +2,8 @@ manifest.version=0.3
 target.sdk=0.8.0-dev
 target.platforms=posix-x86_64,esp32s3
 id=tactility.coreutils
-version.name=0.2.0
-version.code=2
+version.name=0.3.0
+version.code=3
 name=CoreUtils
 description=Commandline utilities
 app.0.id=tactility.coreutils.echo

diff --git a/Apps/Diceware/main/Source/Diceware.cpp b/Apps/Diceware/main/Source/Diceware.cpp
@@ -8,10 +8,10 @@
 #include <esp_random.h>
 #include <esp_log.h>
 
-constexpr char* TAG = "Diceware";
+static constexpr auto* TAG = "Diceware";
 
 /** Must match manifest.properties' app.id */
-static constexpr const char* APP_ID = "tactility.diceware";
+static constexpr auto* APP_ID = "tactility.diceware";
 
 static void skipNewlines(FILE* file, const int count) {
     char c;

diff --git a/Apps/Diceware/manifest.properties b/Apps/Diceware/manifest.properties
@@ -2,8 +2,8 @@ manifest.version=0.3
 target.sdk=0.8.0-dev
 target.platforms=esp32,esp32s3,esp32c6,esp32p4
 id=tactility.diceware
-version.name=0.15.0
-version.code=15
+version.name=0.16.0
+version.code=16
 name=Diceware
 description=Password generator
 app.0.id=tactility.diceware

diff --git a/Apps/Doom/main/Source/DoomAudio.cpp b/Apps/Doom/main/Source/DoomAudio.cpp
@@ -382,15 +382,17 @@ void Sound_CacheSounds(sfxinfo_t* /*sounds*/, int /*num_sounds*/) {}
 // i_sound.c's I_BindSoundVariables() binds these as config variables under
 // FEATURE_SOUND, but they are normally defined by i_sdlsound.c / i_allegrosound.c,
 // neither of which is built here.
-extern "C" int use_libsamplerate = 0;
-extern "C" float libsamplerate_scale = 1.0f;
+extern "C" {
+int use_libsamplerate = 0;
+float libsamplerate_scale = 1.0f;
 
-extern "C" sound_module_t DG_sound_module = {
+sound_module_t DG_sound_module = {
     soundDevices, 3,
     Sound_Init, Sound_Shutdown, Sound_GetSfxLumpNum,
     Sound_Update, Sound_UpdateSoundParams, Sound_StartSound,
     Sound_StopSound, Sound_SoundIsPlaying, Sound_CacheSounds
 };
+}
 
 void doomAudio_Init() {
     // i_oplmusic.c opens the OPL chip at snd_samplerate, and the mixer renders

diff --git a/Apps/Doom/main/Source/DoomEsp.cpp b/Apps/Doom/main/Source/DoomEsp.cpp
@@ -74,7 +74,7 @@ static constexpr const char* APP_ID = "tactility.doom";
 // to resolve the user data path degrades to M_SetConfigDir's own "no config
 // dir" handling rather than silently writing into the WAD folder, which is what
 // the old "/sdcard/doom" default did.
-extern "C" char doomEsp_savedir[128] = "";
+extern "C" { char doomEsp_savedir[128] = ""; }
 
 // Doom's native render resolution (set via DOOMGENERIC_RESX/RESY)
 constexpr int DOOM_W = DOOMGENERIC_RESX;
@@ -243,6 +243,8 @@ extern "C" void doom_draw_frame(const uint32_t* buffer) {
             .block_offset_x = 0,
             .block_offset_y = 0,
             .srm_cm = PPA_SRM_COLOR_MODE_RGB565,
+            .yuv_range = PPA_COLOR_RANGE_LIMIT,
+            .yuv_std = PPA_COLOR_CONV_STD_RGB_YUV_BT601,
         },
         .out = {
             .buffer = outputBuffer,
@@ -252,10 +254,20 @@ extern "C" void doom_draw_frame(const uint32_t* buffer) {
             .block_offset_x = 0,
             .block_offset_y = 0,
             .srm_cm = PPA_SRM_COLOR_MODE_RGB565,
+            .yuv_range = PPA_COLOR_RANGE_LIMIT,
+            .yuv_std = PPA_COLOR_CONV_STD_RGB_YUV_BT601,
         },
         .rotation_angle = PPA_SRM_ROTATION_ANGLE_90,
         .scale_x = (float)scaledH / (float)DOOM_W,
         .scale_y = (float)scaledW / (float)DOOM_H,
+        .mirror_x = false,
+        .mirror_y = false,
+        .rgb_swap = false,
+        .byte_swap = false,
+        .alpha_update_mode = PPA_ALPHA_NO_CHANGE,
+        .alpha_fix_val = 0,
+        .mode = PPA_TRANS_MODE_BLOCKING,
+        .user_data = nullptr,
     };
 
     ppa_do_scale_rotate_mirror(ppaClient, &srmConfig);
@@ -485,7 +497,12 @@ void doomEsp_Run(Device* display) {
     }
 
     // 3. Register the PPA client
-    ppa_client_config_t ppaConfig = { .oper_type = PPA_OPERATION_SRM };
+    ppa_client_config_t ppaConfig = {
+        .oper_type = PPA_OPERATION_SRM,
+        .max_pending_trans_num = 1,
+        .data_burst_length = PPA_DATA_BURST_LENGTH_128,
+        .flags = { .allow_pd = 0 },
+    };
     ESP_ERROR_CHECK(ppa_register_client(&ppaConfig, &ppaClient));
 
     // 3b. Discover all keyboard devices (best-effort - Doom runs fine without them)

diff --git a/Apps/Doom/main/doomgeneric/doomgeneric/doomtype.h b/Apps/Doom/main/doomgeneric/doomgeneric/doomtype.h
@@ -80,7 +80,7 @@
 
 typedef bool boolean;
 
-#else
+#elif !defined(__STDC_VERSION__) || __STDC_VERSION__ < 202311L
 
 typedef enum 
 {
@@ -89,6 +89,13 @@ typedef enum
 	undef	= 0xFFFFFFFF
 } boolean;
 
+#else
+
+// C23 makes false/true reserved keywords, so this enum can no longer declare them as
+// enumerator names. C23 already has a real bool, so alias boolean to it directly.
+typedef bool boolean;
+#define undef 0xFFFFFFFF
+
 #endif
 
 typedef uint8_t byte;

diff --git a/Apps/Doom/main/doomgeneric/doomgeneric/r_defs.h b/Apps/Doom/main/doomgeneric/doomgeneric/r_defs.h
@@ -392,7 +392,12 @@ typedef struct
     // If false use 0 for any position.
     // Note: as eight entries are available,
     //  we might as well insert the same name eight times.
-    boolean	rotate;
+    // Not `boolean`: R_InstallSpriteLump (r_things.c) needs a third state, distinct from both
+    // false and true, to detect "not yet installed" after this struct is memset(-1). A real
+    // (C23) 1-byte `bool` can only ever compare equal to 0 or 1 - reading back the memset(-1)
+    // sentinel through one triggers undefined behavior instead of correctly comparing unequal
+    // to both.
+    byte	rotate;
 
     // Lump to use for view angles 0-7.
     short	lump[8];

diff --git a/Apps/Doom/main/doomgeneric/doomgeneric/r_things.c b/Apps/Doom/main/doomgeneric/doomgeneric/r_things.c
@@ -242,8 +242,8 @@ void R_InitSpriteDefs (char** namelist)
 	{
 	    switch ((int)sprtemp[frame].rotate)
 	    {
-	      case -1:
 		// no rotations were found for that frame at all
+	      case 0xff:
 		I_Error ("R_InitSprites: No patches found "
 			 "for %s frame %c", spritename, frame+'A');
 		break;

diff --git a/Apps/Doom/manifest.properties b/Apps/Doom/manifest.properties
@@ -2,8 +2,8 @@ manifest.version=0.3
 target.sdk=0.8.0-dev
 target.platforms=esp32p4
 id=tactility.doom
-version.name=0.6.0
-version.code=6
+version.name=0.7.0
+version.code=7
 name=Doom
 description=Classic DOOM. Tab5 only, keyboard required to play.
 app.0.id=tactility.doom

diff --git a/Apps/EpubReader/manifest.properties b/Apps/EpubReader/manifest.properties
@@ -2,8 +2,8 @@ manifest.version=0.3
 target.sdk=0.8.0-dev
 target.platforms=esp32s3,esp32p4
 id=tactility.epubreader
-version.name=0.12.0
-version.code=12
+version.name=0.13.0
+version.code=13
 name=ePub Reader
 description=ePub and text file reader. Requires PSRAM!
 app.0.id=tactility.epubreader

diff --git a/Apps/EspNowBridge/manifest.properties b/Apps/EspNowBridge/manifest.properties
@@ -2,8 +2,8 @@ manifest.version=0.3
 target.sdk=0.8.0-dev
 target.platforms=esp32p4
 id=tactility.espnowbridge
-version.name=0.10.0
-version.code=10
+version.name=0.11.0
+version.code=11
 name=ESP-NOW Bridge
 description=Companion app for updating P4 device C6 co-processor firmware to enable ESP-NOW bridge support.
 app.0.id=tactility.espnowbridge

diff --git a/Apps/GPIO/main/CMakeLists.txt b/Apps/GPIO/main/CMakeLists.txt
@@ -1,4 +1,4 @@
 include("$ENV{TACTILITY_SDK_PATH}/TactilitySDK.cmake")
 
 file(GLOB_RECURSE SOURCE_FILES Source/*.c*)
-tactility_component_register(SRCS ${SOURCE_FILES} REQUIRES driver)
+tactility_component_register(SRCS ${SOURCE_FILES})