Changelog

[14.2.0] - 2024-11-18

ImageGenerator

Added

  • Add the options grayscale and alpha for the output formats A8, A4, A2, A1 and A8_RLE.

    • grayscale means black pixels are encoded as fully opaque pixels and white pixels as fully transparent pixels.

    • alpha only encodes the opacity element like the MicroUI OutputFormat#A8.

    • No option defaults to grayscale for backward compatibility.

    • An invalid option prevents the encoding of the image.

Changed

  • Make the cache faster.

FontGenerator

Added

  • Add the support of .fnt files.

Changed

  • Make the cache faster.

Fixed

  • Fix the computing of fonts heap usage when using cache.

[13.7.3] - 2024-10-18

FontGenerator

Fixed

  • Fix the management of the kernel’s fonts on the simulator (mode Multi-Sandbox).

[14.1.1] - 2024-10-17

MicroUI

Added

  • Add some SystemView logs to trace the new MicroUI 3.6 APIs.

Drawing

Fixed

  • Fix the invalid StringIndexOutOfBoundsException when drawing the last character of a string using TransformPainter.drawScaledSubstringBilinear().

FrontPanel

Added

  • Add the classes, interfaces, enumeration, registration and utility methods to implement the drawing of strings and the handling of custom fonts.

  • Add LLUIDisplay.getByteOrder() to retrieve the embedded VEE Port’s memory endianness.

  • Add the API LLUIDisplay.isImageClosed() to replace the deprecated API LLUIDisplay.isClosed().

Changed

  • Deprecate the API LLUIDisplay.isClosed(): use LLUIDisplay.isImageClosed() instead.

ImageGenerator

Changed

  • Speed-up the generation when the cache is used.

FontGenerator

Changed

  • Speed-up the generation when the cache is used.

Fixed

  • Fix the management of the kernel’s fonts on the simulator (mode Multi-Sandbox).

LLAPIs

Added

  • Add the LLAPI (implemented by the MicroUI C Module):

    • LLUI_PAINTER_IMPL_drawString()

    • LLUI_PAINTER_IMPL_stringWidth()

    • LLUI_PAINTER_IMPL_initializeRenderableStringSNIContext()

    • LLUI_PAINTER_IMPL_drawRenderableString()

    • LLDW_PAINTER_IMPL_drawScaledStringBilinear()

    • LLDW_PAINTER_IMPL_drawScaledRenderableStringBilinear()

    • LLDW_PAINTER_IMPL_drawCharWithRotationBilinear()

    • LLDW_PAINTER_IMPL_drawCharWithRotationNearestNeighbor()

  • Add the software drawing APIs (implemented by the Graphics Engine):

    • UI_DRAWING_SOFT_drawString()

    • UI_DRAWING_SOFT_drawRenderableString()

    • UI_DRAWING_SOFT_stringWidth()

    • UI_DRAWING_SOFT_initializeRenderableStringSNIContext()

    • UI_DRAWING_SOFT_drawChar()

    • DW_DRAWING_SOFT_drawScaledStringBilinear()

    • DW_DRAWING_SOFT_drawScaledRenderableStringBilinear()

    • DW_DRAWING_SOFT_drawCharWithRotationBilinear()

    • DW_DRAWING_SOFT_drawCharWithRotationNearestNeighbor()

  • Add the enumeration MICROUI_FontFormat that lists the MicroUI custom font formats.

  • Add the structure MICROUI_Font that represents a MicroUI Font (Font.getSNIContext()).

  • Add the structure MICROUI_RenderableString that represents a MicroUI RenderableString (RenderableString.getSNIContext()).

  • Add the API LLUI_DISPLAY_isImageClosed() to replace the deprecated API LLUI_DISPLAY_isClosed().

Changed

  • Deprecate the API LLUI_DISPLAY_isClosed(): use LLUI_DISPLAY_isImageClosed() instead.

C Module MicroUI

Added

  • Add ui_configuration.h that provides macros to configure some low level APIs.

  • Add ui_font_drawing.h that provides functions to handle custom fonts.

  • Add the option UI_FEATURE_FONT_CUSTOM_FORMATS to enable the management of custom fonts.

  • Add the option UI_FEATURE_ALLOCATOR to replace the Graphics Engine’s image heap allocator by a bestfit allocator.

  • Add the implementation of the following LLAPI (plus their redirections, default implementations and logs):

    • LLUI_PAINTER_IMPL_drawString()

    • LLUI_PAINTER_IMPL_stringWidth()

    • LLUI_PAINTER_IMPL_initializeRenderableStringSNIContext()

    • LLUI_PAINTER_IMPL_drawRenderableString()

    • LLDW_PAINTER_IMPL_drawScaledStringBilinear()

    • LLDW_PAINTER_IMPL_drawScaledRenderableStringBilinear()

    • LLDW_PAINTER_IMPL_drawCharWithRotationBilinear()

    • LLDW_PAINTER_IMPL_drawCharWithRotationNearestNeighbor()

  • Add the handling of custom fonts (ui_font_drawing.c).

Changed

  • Gather all C Module configurations in one file: ui_configuration.h.

  • Harmonize the naming convention of all existing options: prefix UI_.

  • Replace the UI event decoder options:

    • LLUI_DEBUG_TRACE by UI_DEBUG_PRINT

    • MICROUIEVENTDECODER_ENABLED by UI_FEATURE_EVENT_DECODER

    • MICROUIEVENTDECODER_EVENTGEN_COMMAND by UI_EVENTDECODER_EVENTGEN_COMMAND

    • MICROUIEVENTDECODER_EVENTGEN_BUTTONS by UI_EVENTDECODER_EVENTGEN_BUTTONS

    • MICROUIEVENTDECODER_EVENTGEN_TOUCH by UI_EVENTDECODER_EVENTGEN_TOUCH

  • Replace the UI display BRS options:

    • UI_DISPLAY_BRS by UI_FEATURE_BRS

    • UI_DISPLAY_BRS_LEGACY by UI_FEATURE_BRS_LEGACY

    • UI_DISPLAY_BRS_SINGLE by UI_FEATURE_BRS_SINGLE

    • UI_DISPLAY_BRS_PREDRAW by UI_FEATURE_BRS_PREDRAW

    • UI_DISPLAY_BRS_DRAWING_BUFFER_COUNT by UI_FEATURE_BRS_DRAWING_BUFFER_COUNT

    • UI_DISPLAY_BRS_FLUSH_SINGLE_RECTANGLE by UI_FEATURE_BRS_FLUSH_SINGLE_RECTANGLE

  • Move the option UI_RECT_COLLECTION_MAX_LENGTH to ui_configuration.h.

  • Replace the option LLUI_GC_SUPPORTED_FORMATS by UI_GC_SUPPORTED_FORMATS.

  • Replace the option LLUI_IMAGE_CUSTOM_FORMATS by UI_FEATURE_IMAGE_CUSTOM_FORMATS.

Removed

  • Remove microui_event_decoder_conf.h: import ui_configuration.h instead.

  • Remove ui_dislay_brs_configuration.h: import ui_configuration.h instead.

C Module DMA2D

Changed

  • Make this C Module compatible with the MicroUI C Module 14.1.1.

C Module VGLite

Changed

  • Make this C Module compatible with the MicroUI C Module 14.1.1.

C Module NemaGFX

Changed

  • Make this C Module compatible with the MicroUI C Module 14.1.1.

[14.0.3] - 2024-10-01

MicroUI

Fixed

  • Fix the IllegalArgumentException being caught and not logged in Displayable.handleEvent().

  • Fix unexpected exception when killing a feature while MicroUI is not yet started.

  • Fix the permissions: getName() and getActions() returned null.

  • Fix the log when calling Image.getImage().

FrontPanel

Fixed

  • A VEE port’s buffered image provider can be ignored (which prevents opening buffered images in a format other than the display format).

LLAPIs

Changed

  • Check the LLUI_DISPLAY_SInitData values set by the BSP (LLUI_DISPLAY_IMPL_initialize()) before initializing the Graphics Engine.

[14.0.2] - 2024-07-26

MicroUI

Fixed

  • Fix the rendering of anti-aliased arcs for some compilers (rounding issue).

  • Fix a synchronization issue that may cause invalid parameters to be sent in the flush request.

Front Panel

Fixed

  • Fix the infinite waiting on a display event when killing a feature.

[14.0.1] - 2024-04-09

MicroUI

Fixed

  • Fix the infinite waiting on a display event when killing a feature.

  • Fix the dump of the events queue when it is full.

Front Panel

Added

  • Add LLUIDisplayImpl.getCurrentBackBuffer() (replace LLUIDisplayImpl.getCurrentDrawingBuffer()).

Changed

  • Homogenize the notions of back and front buffers.

  • Set LLUIDisplayImpl.getCurrentDrawingBuffer() as deprecated: implement LLUIDisplayImpl.getCurrentBackBuffer() instead.

LLAPIs

Changed

  • Homogenize the notions of back and front buffers: LLUI_DISPLAY_setBackBuffer() replaces LLUI_DISPLAY_setDrawingBuffer().

C Module MicroUI

Changed

  • Homogenize the notions of back and front buffers.

Fixed

  • Disable the clip before calling UI_DISPLAY_BRS_restore().

C Module DMA2D

Changed

  • Homogenize the notions of back and front buffers.

C Module VGLite

Changed

  • Homogenize the notions of back and front buffers.

C Module NemaGFX

Changed

  • Homogenize the notions of back and front buffers.

[14.0.0] - 2024-02-14

MicroUI

Added

  • Add GraphicsContext.notifyDrawingRegion() that allows the notification of a future altered region.

  • Add Format.getSNIContext() and OutputFormat.getSNIContext() to identify the format in the native world.

Changed

  • Change the semantic of the content of the back buffer after a flush: the past is not systematically restored.

  • Clarify the message when a generic event generator specified in the VEE Port is not available in the application classpath.

Fixed

  • Fix the drawing of thick faded circle arcs.

  • Fix some linker issues on some Architectures:

    • Fix invalid linker issues (when MicroUI is not used or if another allocator is used).

    • Fix custom LCD format on VEE Port with ASLR mode (example: X86 with -pie option).

    • Remove some absolute symbols.

    • Replace sections .text by .rodata.

Front Panel

Added

  • Add new APIs to manage several display buffer policies and refresh strategies (BRS):

    • Add LLUIDisplay.getSource().

    • Add LLUIDisplayImpl.newDrawingRegion().

    • Add LLUIDisplayImpl.getCurrentDrawingBuffer().

    • Add MicroUIImage.requestReading()

Changed

  • Remove force parameter in LLUIDisplay.requestFlush()

  • Remove all parameters in LLUIDisplayImpl.flush() and LLUIDisplayImpl.waitFlush()

  • Extract MicroUIImageFormat and MicroUIImage and MicroUIGraphicsContext from LLUIPainter.

Fixed

  • Fix clip and drawn area computing in flush visualizer.

Removed

  • Remove MicroUIGraphicsContext.setDrawingLimits().

LLAPIs

Added

  • Add the possibility to log external events in the MicroUI event group.

  • Add some functions in LLUI_DISPLAY.h and LLUI_DISPLAY_impl.h to manage the display buffer refresh strategy (BRS):

    • LLUI_DISPLAY_getSourceImage().

    • LLUI_DISPLAY_getImageBPP() and LLUI_DISPLAY_getFormatBPP().

    • LLUI_DISPLAY_IMPL_refresh().

    • LLUI_DISPLAY_IMPL_newDrawingRegion().

    • LLUI_DISPLAY_setDrawingBuffer(): it replaces LLUI_DISPLAY_flushDone().

Changed

  • Change the signature of the function LLUI_DISPLAY_requestFlush(): remove the boolean force (not backward compatible).

  • Change the signature of the function LLUI_DISPLAY_IMPL_flush(): give a list of rectangles and a flush identifier.

Removed

  • Remove the function LLUI_DISPLAY_flushDone(): replaced by LLUI_DISPLAY_setDrawingBuffer().

  • Remove the function LLUI_DISPLAY_setDrawingLimits().

  • Remove the functions LLUI_DISPLAY_logDrawingStart() and LLUI_DISPLAY_logDrawingEnd(): use standard logger instead.

C Module MicroUI

Added

  • Add the possibility to log external events in the MicroUI event group.

  • Add the buffer refresh strategies (BRS) Legacy, Single and Predraw.

  • Add some utility functions to manipulate rectangles and collections of rectangles.

C Module DMA2D

Added

  • Add the compatibility with UI Pack 14.0.

  • Add the function UI_DRAWING_DMA2D_memcpy_callback() to be notified about the end of the memory copy.

  • Add the support of the display Buffer Refresh Strategies (BRS) PREDRAW and SINGLE.

  • Add a configuration version in ui_drawing_dma2d_configuration (1).

C Module VGLite

Added

  • Add the compatibility with UI Pack 14.0.

Removed

  • Remove the compatibility with the VGLite library 3.0.15_rev4.

C Module NemaGFX

Added

  • Add the compatibility with UI Pack 14.0.

Fixed

  • Fix nema_draw_line() y1 argument.

[13.7.2] - 2023-12-21

MicroUI

Fixed

  • Fix the drawing of thick faded circle arcs.

FontGenerator

Fixed

  • Fix the management of the feature’s fonts on the simulator (mode Multi-Sandbox).

C Module NemaGFX

Changed

  • Disable the rendering of thick faded line with the GPU by default (see option ENABLE_FADED_LINES).

  • Increase the version of the configuration file (2).

Fixed

  • Fix the drawing status when a thick line is out-of-clip (results in an infinite loop).

[13.7.0] - 2023-10-23

MicroUI

Added

  • Add the pre-multiplied image formats ARGB8888_PRE, ARGB1555_PRE and ARGB4444_PRE.

  • Add the possibility to free third-party resources associated with images.

  • Add some traces when debugging the SNI resources.

Front Panel

Added

  • Add the pre-multiplied image formats ARGB8888_PRE, ARGB1555_PRE and ARGB4444_PRE.

Image Generator

Changed

  • Do not enable the cache when generating external resources.

Fixed

  • Do not use cached images when there is no .images.list file.

  • Do not use cached images when a VEE Port property has changed.

  • Fix the handling of backslashes in list files.

  • Remove debug log in script.

Font Generator

Changed

  • Do not enable the cache when generating external resources.

Fixed

  • Do not use cached fonts when a VEE Port property has changed.

  • Fix the handling of backslashes in list files.

C Module MicroUI

Added

  • Add the compatibility with UI Pack 13.7.

C Module DMA2D

Added

  • Add the compatibility with UI Pack 13.7.

C Module VGLite

Added

  • Add the pre-mulitplied image formats: ARGB8888_PRE, ARGB4444_PRE and ARGB1555_PRE.

  • Add UI_VGLITE_need_to_premultiply() to find out whether a color must be pre-multiplied according to the GPU’s capabilities.

Fixed

  • Fix the use of power quad when not available.

C Module NemaGFX

Added

  • Add the compatibility with UI Pack 13.7.

[13.6.2] - 2023-09-20

Image Generator

Fixed

  • Fix handling zip/jar file entries in the cache.

Font Generator

Fixed

  • Fix handling zip/jar file entries in the cache.

C Module VGLite

Added

  • Add the compatibility with VGLite 3.0.15_rev7 (add a .patch file).

Fixed

  • Fix the use of the define VG_BLIT_WORKAROUND (useless).

  • Fix the GPU deactivation when a drawing is not performed for any reason.

  • VGLite 3.0.15_rev4: Fix the bounding box of the vg_lite_blit() given to the MicroEJ Graphics Engine when the define VG_BLIT_WORKAROUND is set (the function vg_lite_blit() is not used by default).

[13.6.1] - 2023-07-26

MicroUI

Fixed

  • Fix creating a BufferedImage when traces are enabled.

[13.6.0] - 2023-07-17

MicroUI

Added

  • Add a flag stating that an undefined character was drawn.

Fixed

  • Fix the Java compiler version used to build the MicroUI extension class to be compatible with the JDK 11.

  • Fix the drawing of faded arcs and ellipses.

Front Panel

Added

  • Add the drawing log flag DRAWING_LOG_MISSING_CHARACTER, stating that an undefined character was drawn.

Image Generator

Changed

  • Use a cache to avoid generating images for each launch.

Font Generator

Changed

  • Use a cache to avoid generating fonts for each launch.

C Module VGLite

C Module NemaGFX

[13.5.1] - 2023-06-08

MicroUI

Fixed

  • Fix the compatibility with MicroEJ Architecture 8 (SOAR error with internal MicroUI system properties file).

Front Panel

Fixed

  • Fix consecutive calls to LLUIDisplay.newMicroUIImage() throwing an exception.

  • Allow overriding the display drawer with a service or in a Front Panel widget.

C Module VGLite

Fixed

  • Fix performing drawings when the clip is disabled.

[13.5.0] - 2023-05-03

MicroUI

Added

  • Add multi BufferedImage image formats management.

  • Add custom RAM Image image formats management.

  • Add drawing logs flags management.

Fixed

  • Fix ellipse fading.

Drawing

Fixed

  • Fix the position of arc caps.

Front Panel

Added

  • Add a service to decode immutable images with a custom format.

  • Add a service to create mutable images with a custom format.

  • Add a service to draw into mutable images with a format different than the display format.

  • Add some methods to manage the MicroUI Drawing Log flags.

  • Add some methods to change the MicroUI clip and colors.

Changed

  • Merge DWDrawing in UIDrawing.

  • Turn UIDrawing as a service to handle drawings for a specific format.

  • Change the mechanism to get the software drawer.

  • Change the MicroUI image format MICROUI_IMAGE_FORMAT_LCD by MICROUI_IMAGE_FORMAT_DISPLAY.

Removed

  • Remove the interfaces UIDrawingDefault and DWDrawingDefault (implement the interface UIDrawing instead).

Image Generator

Added

  • Add compatibility with Architecture 8.

LLAPIs

Added

  • Add some functions in LLUI_DISPLAY.h to manage the MicroUI Drawing Log flags.

  • Add some functions in LLUI_DISPLAY.h to change the MicroUI clip and colors.

  • Add the notion of “drawer” to identify the available drawer for a given MicroUI Image format.

Changed

  • Change the MicroUI image format MICROUI_IMAGE_FORMAT_LCD by MICROUI_IMAGE_FORMAT_DISPLAY.

  • Change the signature of xx_drawing_soft.h: all functions return a drawing status.

Removed

  • Remove ui_drawing.h and dw_drawing.h (move them in MicroUI C Module).

C Module MicroUI

Added

  • Add support for multiple Graphics Context output formats.

  • Add support for multiple Image input formats.

  • Add stub implementations for all MicroUI and Drawing libraries algorithms.

C Module DMA2D

Added

  • Add the configuration file drawing_dma2d_configuration.h to enable or not the cache management (cache invalidate and clean).

  • Add the compatibility with multiple Graphics Context output formats.

Fixed

  • Fix the problems with reading memory back after a DMA2D transfer on cache-enabled CPUs.

  • Fix an include directive for case-sensitive filesystems.

C Module VGLite

Added

  • Add the compatibility with multiple Graphics Context output formats.

  • Add (or move) some utility functions in display_vglite.

  • Add incident reporting with drawing log flags.

Fixed

  • Set the appropriate format for the destination buffer.

  • Fix the drawing of horizontal lines.

Removed

  • Remove the notion of vg_drawer and the define VGLITE_USE_MULTIPLE_DRAWERS (replaced by multiple Graphics Context output formats).

[13.4.1] - 2023-02-06

Drawing

Fixed

  • Fix thick lines drawing (when thickness is larger than length).

  • Fix circle and ellipse drawing (when the diameter/axis has an even length).

Front Panel

Changed

  • Increase the speed of RAW image decoding step.

Image Generator

Fixed

  • Fix the VEE Port’s memory alignment constraint.

C Module VGLite

[13.4.0] - 2022-12-13

MicroUI

Fixed

  • Fix the unexpected resuming of the pump Java thread when a new event is added to the queue if it is an other component than the MicroUI queue that has suspended the pump Java thread.

  • Fix the flush bounds of drawCircleArc and drawEllipseArc.

Front Panel

Added

  • Add some checks to not perform a drawing when it is unnecessary.

Fixed

  • Fix the Front Panel representation of a BufferedImage: it is always opaque.

Image Generator

Added

  • Add the image format A8_RLE.

Changed

  • Rename RLE1 format in ARGB1565_RLE (keep RLE1 for backward compatibility).

Fixed

  • Fix the non-generation of external images for the features.

Font Generator

Fixed

  • Fix the external fonts output folder for the features.

C Module MicroUI

Changed

  • Do not draw thick shapes when thickness and fade are equal to zero.

C Module DMA2D

Fixed

  • Fix the flush bounds when drawing an image (must be set before calling LLUI_DISPLAY_notifyAsynchronousDrawingEnd()).

C Module VGLite

[13.3.1] - 2022-09-09

Image Generator

Added

Changed

  • Increase logs when application verbosity is enabled.

  • Check the stride defined by the Image Generator Extension project (throw an error if the value is incompatible with the memory alignment).

Fixed

  • Fix the external resource generation: they were no longer generated (UI pack 13.3.0 regression).

  • Fix the duplicate generation (as internal and external resources) of the custom .list file images (consider only custom .list file images as external resources when the prefix of the list file extension starts with extern).

  • Fix the internal limit error when converting images with BPP lower than 8 bits (for platforms that define a rule for the image stride through an Image Generator Extension project).

[13.3.0] - 2022-09-02

MicroUI

Fixed

  • Fix the Cx (x == 1 | 2 | 4) Graphics Engine’s when memory layout is “column”.

  • Fix the consistency between Image.getImage() and Font.getFont() about starting MicroUI.

Front Panel

Added

  • Add custom image formats and a service to prepare for future MicroUI functionality.

Image Generator

Fixed

  • Fix the stride stored in the image when the Graphics Engine’s memory layout is “column”.

LLAPIs

Added

  • Add custom image formats to prepare for future MicroUI functionality.

  • Add LLAPI to adjust new image characteristics (size and alignment).

  • Add API: UI_DRAWING_copyImage and UI_DRAWING_drawRegion.

  • Add the LLUI version (== UI Pack version) in header files.

Changed

  • Use type jbyte to identify an image format instead of MICROUI_ImageFormat (prevent C compiler optimization).

Removed

  • Remove the MicroUI’s native functions declaration with macros (not backward compatible).

C Module MicroUI

Changed

  • Improve drawImage: identify faster use cases (copy an image and draw a region with overlap).

  • Use new UI Pack LLAPI: UI_DRAWING_copyImage and UI_DRAWING_drawRegion.

  • Use new MicroUI’s native functions declaration (not backward compatible).

C Module DMA2D for UI Pack 13.2.0 (maintenance)

Added

  • Add the compatibility with the STM32H7 series.

Changed

  • Manage the overlapping (draw an image on the same image).

Fixed

  • Fix the limitation of UI Pack 13.x in checking the MicroUI GraphicsContext clip before filling a rectangle.

C Module DMA2D for UI Pack 13.3.0

Added

  • Add the implementation of UI_DRAWING_drawRegion.

Removed

  • Remove the software implementation of “image overlap” (already available in UI Pack 13.3.0).

C Module VGLite

[13.2.0] - 2022-05-05

Integration

Changed

  • Update to the latest SDK license notice.

MicroUI

Changed

  • Use .rodata sections instead of .text sections.

Fixed

  • Clean KF stale references when killing a feature without display context switch.

  • Make sure to wait the end of an asynchronous drawing before killing a KF feature.

  • Redirect the events sent to the pump to the pump’s handler instead of to the event generator’s handler.

  • Fix the drawing of antialiased arc: caps are drawn over the arc itself (rendering issue when the GraphicsContext’s background color is set).

  • Fix the drawing of antialiased arc: arc is not fully drawn when (int)startAngle == (int)((startAngle + arcAngle) % 360)).

  • Fix the input queue size when not already set by the application launcher.

  • Fix the use of a negative scanLength in GraphicsContext.readPixels() and Image.readPixels().

Drawing

Front Panel

Added

  • Add the property -Dej.fp.hil=true in the application launcher to force to run the Front Panel with the Graphics Engine as a standard HIL mock (requires MicroEJ Architecture 7.17.0 or higher).

  • Add LLUIDisplayImpl.decode(): the Front Panel project is able to read encoded image like the embedded side.

  • Include automatically the AWT ImageIO services.

  • Add MicroUIImage.readPixel() to read an image’s pixel color.

Fixed

Image Generator

Added

  • Include automatically the AWT ImageIO services.

  • Allow to a custom image converter to generate a file other than a binary resource.

  • Allow to a custom image converter to specify the supported .list files.

LLAPIs

Added

  • Add LLUI_DISPLAY_readPixel to read an image’s pixel color.

C Module DMA2D

Fixed

  • Fix the use of returned code when drawing images with the DMA2D.

  • Clean cache before each DMA2D transfer (no-op on STM32 CPU without cache).

C Module VGLite

  • New C Module: C Module VGLite 2.0.0.

  • Compatible with VGLite library 3.0.11_rev3.

Added

  • Provides the VGLite C module 2.0.0 to target the NXP CPU that provides the Vivante VGLite accelerator.

BSP

Fixed

  • Fix the IAR Embedded Workbench warnings during debug session.

[13.1.0] - 2021-08-03

MicroUI API

Removed

  • Remove MicroUI and Drawing API from UI pack.

MicroUI Implementation

Changed

  • Check Immortals heap minimal size required by MicroUI implementation.

  • Change the EventGenerator Pointer event format.

  • Do no systematically use the GPU to draw intermediate steps of a shape.

Fixed

  • EventGenerator’s event has not to be sent to the Display’s handler when EventGenerator’s handler is null.

  • Fill rounded rectangle: fix rendering when corner radius is higher than rectangle height.

  • An external image is closed twice when the application only checks if the image is available.

  • RLE1 image rendering when platform requires image pixels address alignment.

  • Manage the system fonts when the Font Generator is not embedded in the platform.

  • Have to wait the end of current drawing before closing an image.

Drawing Implementation

Front Panel

Added

  • Add MicroUIImage.getImage(int): apply a rendering color on Ax images.

  • Add LLUIDisplay.convertRegion(): convert a region according image format restrictions.

  • Add LLUIDisplayImpl.waitFlush(): can manage an asynchronous flush.

Changed

  • Compatible with new EventGenerator Pointer event format.

Fixed

  • Fix OutputFormat A8 when loading an image (path or stream) or converting a RAW image.

  • Fix OOM (Java heap space) when opening/closing several hundreds of MicroUI Images.

  • Simulates the image data alignment.

LLAPIs

Added

Changed

  • Change signature of LLUI_DISPLAY_setDrawingLimits(): remove MICROUI_GraphicsContext* to be able to call this function from GPU callback method.

C Module MicroUI

Added

  • Add a MicroUI events logger (optional).

  • Add a MicroUI images heap allocator (optional).

Fixed

  • Fix comments in LLUI_PAINTER_impl.c and LLDW_PAINTER_impl.c.

  • Ignore a drawing when at least one scaling factor is equal to zero.

[13.0.7] - 2021-07-30

MicroUI Implementation

Fixed

Misc

Fixed

  • Fix MMM dependencies: do not fetch the MicroEJ Architecture.

[13.0.6] - 2021-03-29

LLAPIs

Fixed

  • Size of the typedef MICROUI_Image: do not depend on the size of the enumeration MICROUI_ImageFormat (LLUI_PAINTER_impl.h).

[13.0.5] - 2021-03-08

MicroUI Implementation

Removed

  • Remove ResourceManager dependency.

Fixed

Front Panel

Fixed

  • Front Panel memory management: reduce simulation time.

[13.0.4] - 2021-01-15

MicroUI API

Changed

MicroUI Implementation

Fixed

  • Fix each circle arc cap being drawn on both sides of an angle.

  • Fix drawing of rounded caps of circle arcs when fade is 0.

  • Cap thickness and fade in thick drawing algorithms.

  • Clip is not checked when filling arcs, circles and ellipsis.

  • Image path when loading an external image (LLEXT).

  • InternalLimitsError when calling MicroUI.callSerially() from a feature.

Drawing Implementation

Fixed

  • Draw deformed image is not rendered.

Image Generator

Changed

Fixed

  • NullPointerException when trying to convert an unknown image.

  • Restore external resources option in MicroEJ launcher.

[13.0.3] - 2020-12-03

MicroUI API

Changed

  • [Changed] Include MicroUI API 3.0.2.

  • [Changed] Include MicroUI Drawing API 1.0.1.

MicroUI Implementation

Fixed

C Module MicroUI

C Module DMA2D

[13.0.2] - 2020-10-02

  • Use new naming convention: com.microej.architecture.[toolchain].[architecture]-ui-pack.

Fixed

  • [ESP32] - Potential PSRAM access faults by rebuilding using esp-idf v3.3.0 toolchain - simikou2.

C Module DMA2D

  • New version: C Module DMA2D 1.0.5.

Changed

  • De-init the DMA2D before re-initializing it, to reset the context at HAL level.

  • Manipulate the drawing limits after being sure the DMA2D job is finished.

[13.0.1] - 2020-09-22

MicroUI API

Changed

MicroUI Implementation

Fixed

  • Throw an exception when there is no display.

  • Antialiased circle may be cropped.

  • FillRoundedRectangle can give invalid arguments to FillRectangle.

  • Flush bounds may be invalid.

  • Reduce memory footprint (java heap and immortal heap).

  • No font is loaded when an external font is not available.

  • A8 color is cropped to display limitation too earlier on simulator.

Front Panel

Fixed

  • Cannot use an external image decoder on Front Panel.

  • Missing an API to check the overlapping between source and destination areas.

Image Generator

Fixed

  • Cannot build a platform with Image Generator and without Front Panel.

LLAPIs

Fixed

  • Missing a LLAPI to check the overlapping between source and destination areas.

C Module MicroUI

  • New version: C Module MicroUI 1.0.2.

Changed

  • Change module organization.

C Module DMA2D

  • New version: C Module DMA2D 1.0.3.

Changed

  • Remove/replace notion of LLDISPLAY.

  • Change module organization.

Fixed

  • Fix file names.

[13.0.0] - 2020-07-30

  • Integrate SDK 3.0-B license.

Architecture

Changed

  • Compatible with Architecture 7.16.0 or higher (SNI 1.3).

MicroUI API

Changed

MicroUI Implementation

Added

  • Manage image data (pixels) address alignment (not more fixed to 32-bits word alignment).

Changed

  • Reduce EDC dependency.

  • Merge DisplayPump and InputPump: only one thread is required by MicroUI.

  • Use a bss section to load characters from an external font instead of using java heap.

Removed

  • Dynamic fonts (dynamic bold, italic, underline and ratios).

Fixed

  • Lock only current thread when waiting end of flush or end of drawing (and not all threads).

  • Draw anti-aliased ellipse issue (vertical line is sometimes drawn).

  • Screenshot on platform whose physical size is higher than virtual size.

Known issue

  • Render of draw/fill arc/circle/ellipse with an even diameter/edge is one pixel too high (center is 1/2 pixel too high).

Front Panel

Added

  • Able to override MicroUI drawings algorithms like embedded platform.

Changed

Removed

  • ej.tool.frontpanel#widget-microui has been replaced by com.microej.pack.ui#ui-pack(frontpanel).

Image Generator

Added

  • Redirects source image reading to the Image Generator extension project in order to increase the number of supported image formats in input.

  • Redirects destination image generation to the Image Generator extension project in order to be able to encode an image in a custom RAW format.

  • Generates a linker file in order to always link the resources in same order between two launches.

Changed

Removed

  • Classpath variable IMAGE-GENERATOR-x.x: Image generator extension project has to use ivy dependency com.microej.pack.ui#ui-pack(imageGenerator) instead.

Font Generator

Changed

  • Used a dedicated bss section to load characters from an external font instead of using the java heap.

LLAPIs

Added

  • Some new functions are mandatory: see header files list, tag mandatory.

  • Some new functions are optional: see header files list, tag optional.

  • Some header files list the libraries ej.api.microui and ej.api.drawing natives. Provided by Abstraction Layer implementation module com.microej.clibrary.llimpl#microui.

  • Some header files list the drawing algorithms the platform can implement; all algorithms are optional.

  • Some header files list the internal Graphics Engine software algorithms the platform can call.

Changed

  • All old header files and functions have been renamed or shared.

  • See Migration notes that describe the available changes in LLAPI.

C Modules

Added

  • Provides the C Module MicroUI 1.0.1 that extends the UI Pack 13.0.0.

  • Provides the C Module DMA2D 1.0.2 that targets the STM32 CPU that provides the Chrom-ART accelerator.

  • See MicroUI C module.

[12.1.5] - 2020-10-02

  • Use new naming convention: com.microej.architecture.[toolchain].[architecture]-ui-pack.

Fixed

  • [ESP32] - Potential PSRAM access faults by rebuilding using esp-idf v3.3.0 toolchain - simikou2.

[12.1.4] - 2020-03-10

MicroUI Implementation

Fixed

  • Obsolete references on Java heap are used (since MicroEJ UI Pack 12.0.0).

[12.1.3] - 2020-02-24

MicroUI Implementation

Fixed

  • Caps are not used when drawing an anti-aliased line.

[12.1.2] - 2019-12-09

MicroUI Implementation

Fixed

  • Fix Graphics Engine empty clip (empty clip had got a size of 1 pixel).

  • Clip not respected when clip is set “just after or before” graphics context drawable area: first (or last) line (or column) of graphics context was rendered.

[12.1.1] - 2019-10-29

MicroUI Implementation

Fixed

  • Fix Graphics Engine clip (cannot be outside graphics context).

[(maint) 8.0.0] - 2019-10-18

  • Based on UI Pack 7.4.7.

Architecture

Changed

  • Compatible with Architecture 7.0.0 or higher (Use SNI callback feature).

MicroUI Implementation

Fixed

  • Pending flush cannot be added after an OutOfEventException.

[12.1.0] - 2019-10-16

MicroUI API

Changed

MicroUI Implementation

Changed

  • Prepare inlining of get X/Y/W/H methods.

  • Reduce number of strings embedded by MicroUI library.

Fixed

  • Pending flush cannot be added after an OutOfEventException.

  • Display.isColor() returns an invalid value.

  • Draw/fill circle/ellipse arc is not drawn when angle is negative.

[12.0.2] - 2019-09-23

MicroUI Implementation

Changed

  • Change CM4hardfp_IAR83 compiler flags.

  • Remove RAW images from cache as soon as possible to reduce java heap usage.

  • Do not cache RAW images with their paths to reduce java heap usage.

Fixed

  • Remove useless exception in SystemInputPump.

[12.0.1] - 2019-07-25

MicroUI Implementation

Fixed

  • Physical size is not taken in consideration.

Front Panel

Fixed

  • Increase native implementation execution time.

[12.0.0] - 2019-06-24

Architecture

Changed

  • Compatible with Architecture 7.11.0 or higher (Move Front Panel in Architecture).

MicroUI Implementation

Added

  • Trace MicroUI events and log them on SystemView.

Changed

  • Manage the Graphics Context clip on native side.

  • Use java heap to store images metadata instead of using icetea heap (remove option “max offscreen”).

  • Optimize retrieval of all fonts.

  • Ensure user buffer size is larger than LCD size.

  • Use java heap to store flying images metadata instead of using icetea heap (remove option “max flying images”).

  • Use java heap to store fill polygon algorithm’s objects instead of using icetea heap (remove option “max edges”).

  • SecurityManager enabled as a boolean constant option (footprint removal by default).

  • Remove FlyingImage feature using BON constants (option to enable it).

Fixed

  • Wrong rendering of a fill polygon on emb.

  • Wrong rendering of image overlaping on C1/2/4 platforms.

  • Wrong rendering of a LUT image with more than 127 colors on emb.

  • Wrong rendering of an antialiased arc with 360 angle.

  • Debug option com.is2t.microui.log=true fails when there is a flying image.

  • Gray scale between gray and white makes magenta.

  • Minimal size of some buffers set by user is never checked.

  • The format of a RAW image using “display” format is wrong.

  • Dynamic image width for platform C1/2/4 may be wrong.

  • Wrong pixel address when reading from a C2/4 display.

  • getDisplayColor() can return a color with transparency (spec is 0x00RRGGBB).

  • A fully opaque image is tagged as transparent (ARGB8888 platform).

Front Panel

Added

  • Simulate flush time (add JRE property -Dfrontpanel.flush.time=8).

Fixed

  • A pixel read on an image is always truncated.

Front Panel Plugin

Removed

  • Front Panel version 5: Move Front Panel from MicroEJ UI Pack to Architecture (not backward compatible); Architecture contains now Front Panel version 6.

[11.2.0] - 2019-02-01

MicroUI Implementation

Added

  • Manage extended UTF16 characters (> 0xffff).

Fixed

  • IOException thrown instead of an OutOfMemory when using external resource loader.

Tools

Removed

  • Remove Font Designer from pack (useless).

[11.1.2] - 2018-08-10

MicroUI Implementation

Fixed

  • Fix drawing bug in thick circle arcs.

[11.1.1] - 2018-08-02

  • Internal release.

[11.1.0] - 2018-07-27

  • Merge 10.0.2 and 11.0.1.

MicroUI API

Changed

MicroUI Implementation

Added

  • LLDisplay: prepare round LCD.

Fixed

  • Fillrect throws a hardfault on 8bpp platform.

  • Rendering of a LUT image is wrong when using software algorithm.

[11.0.1] - 2018-06-05

  • Based on UI Pack 11.0.0.

MicroUI Implementation

Fixed

  • Image rendering may be invalid on custom display.

  • Render a dynamic image on custom display is too slow.

  • LRGB888 image format is always fully opaque.

  • Number of colors returned when it is a custom display may be wrong.

[10.0.2] - 2018-02-15

  • Based on UI Pack 10.0.1.

MicroUI Implementation

Fixed

  • Number of colors returned when it is a custom display may be wrong.

  • LRGB888 image format is always fully opaque.

  • Render a dynamic image on custom display is too slow.

  • Image rendering may be invalid on custom display.

[11.0.0] - 2018-02-02

  • Based on UI Pack 10.0.1.

Architecture

Changed

  • Compatible with Architecture 7.0.0 or higher (Use SNI callback feature).

MicroUI Implementation

Changed

  • SNI Callback feature in the VM to remove the SNI retry pattern (not backward compatible).

[10.0.1] - 2018-01-03

MicroUI Implementation

Fixed

  • Hard fault when using custom display stack.

[10.0.0] - 2017-12-22

Architecture

Changed

  • Compatible with Architecture 6.13.0 or higher (LLEXT link error with Architecture 6.13+ and UI Pack 9+).

MicroUI Implementation

Changed

  • Improve TOP-LEFT anchor checks.

Fixed

  • Subsequent renderings may not be correctly flushed.

  • Rendering of display on display was not optimized.

Front Panel

Changed

  • Check the allocated memory when creating a dynamic image (not backward compatible).

Misc

Added

  • Option in platform builder to images heap size.

[9.4.1] - 2017-11-24

Image Generator

Fixed

  • Missing some files in Image Generator module.

[9.4.0] - 2017-11-23

  • Deprecated: use UI Pack 9.4.1 instead.

MicroUI Implementation

Added

  • LUT image management.

Changed

  • Optimize character encoding removing first vertical line when possible.

Fixed

  • Memory leak when an OutOfEventException is thrown.

  • A null Java object is not checked when using a font.

[9.3.1] - 2017-09-28

MicroUI Implementation

Fixed

  • Returned X coordinates when drawing a string was considered as an error code.

  • Exception when loading a font from an application.

  • LLEXT link error with Architecture 6.13+ and UI 9+.

[9.3.0] - 2017-08-24

MicroUI Implementation

Fixed

  • Ellipsis must not drawn when text anchor is a “manual” TOP-RIGHT.

Front Panel

Fixed

  • Do not create an AWT window for each image.

  • Error when trying to play with an unknown led.

[9.2.1] - 2017-08-14

Front Panel

Added

  • Provide function to send a Long Button event.

  • “flush” debug option.

Fixed

  • Mock startup is too long.

[9.2.0] - 2017-07-21

  • Merge UI Packs 9.1.2 and 9.0.2.

Architecture

Changed

  • Compatible with Architecture 6.12.0 or higher (SOAR can exclude some resources).

MicroUI API

Changed

MicroUI Implementation

Added

  • Provide function to send a Long Button event (emb only).

Changed

  • Use font format v5.

  • A signature on RAW files.

  • Allow to open a raw image with Image.createImage(stream).

  • Improve Image.createImage(stream) when stream is a memory input stream.

Fixed

  • Draw region of the display on the display does not support overlap.

  • Unspecified exception while loading an image with an empty name.

  • Display.flush(): ymax can be higher than display.height.

Image Generator

Fixed

  • Generic displays must be able to generate standard images.

Misc

Changed

  • SOAR can exclude some resources (update llext output folder).

Fixed

  • RI build: reduce Front Panel dependency.

[9.0.2] - 2017-04-21

  • Based on UI Pack 9.0.1.

MicroUI Implementation

Fixed

  • Rendering of a RAW image on grayscale display is wrong.

Image Generator

Fixed

  • An Ax image may be fully opaque.

[9.1.2] - 2017-03-16

  • Based on UI Pack 9.1.1.

MicroUI API

Changed

  • Include MicroUI API 2.1.3.

MicroUI Implementation

Added

  • Renderable strings.

Changed

  • Draw string: improve time to perform it.

  • Optimize antialiased circle arc drawing when fade=0.

Fixed

  • ImageScale bugs.

  • Draw string: some errors are not thrown.

  • Font.getWidth() and getHeight() don’t use ratio factor.

  • Draw antialiased circle arc render issue.

  • Draw antialiased circle arc render bug with 45° angles.

  • MicroUI lib expects the dynamic image decoder default format.

  • Wrong error code is returned when converting an image.

Image Generator

Fixed

  • Use the application classpath.

  • An Ax image may be fully opaque.

[9.0.1] - 2017-03-13

  • Based on UI Pack 9.0.0.

MicroUI Implementation

Fixed

  • Hardfault when filling a rectangle on an odd image.

  • Pixel rendering on non-standard LCD is wrong.

  • RZ hardware accelerator: RAW images have to respect an aligned size.

  • Use the classpath when invoking the fonts and images generators.

Front Panel

Fixed

  • Wrong rendering of A8 images.

Front Panel Plugin

Fixed

  • Manage display mask on preview.

  • Respect initial background color set by user on preview.

  • Preview does not respect the real size of display.

[9.1.1] - 2017-02-14

  • Based on UI Pack 9.1.0.

Misc

Fixed

  • RI build: Several custom event generators in same microui.xml file are not embedded.

[9.1.0] - 2017-02-13

  • Based on UI Pack 9.0.0.

Architecture

Changed

  • Compatible with Architecture 6.8.0 or higher (Internal scripts).

MicroUI API

Changed

  • Include MicroUI API 2.1.2.

MicroUI Implementation

Added

  • G2D hardware accelerator.

  • Hardware accelerator: add flip feature.

Fixed

  • Hardfault when filling a rectangle on an odd image.

  • Pixel rendering on non-standard LCD is wrong.

  • RZ hardware accelerator: RAW images have to respect an aligned size.

  • Use the classpath when invoking the fonts and images generators.

  • Exception when flipping an image out of display bounds.

  • Flipped image is translated when clip is modified.

Front Panel

Fixed

  • Wrong rendering of A8 images.

Front Panel Plugin

Fixed

  • Manage display mask on preview.

  • Respect initial background color set by user on preview.

  • Preview does not respect the real size of display.

[9.0.0] - 2017-02-02

MicroUI API

Changed

MicroUI Implementation

Changed

  • Update MicroUI to use watchdogs in KF implementation.

Fixed

  • Display linker file is required even if there is no display on platform.

  • MicroUI on KF: NPE when changing app quickly (in several threads).

  • MicroUI on KF: NPE when stopping a Feature and there’s no eventHandler in a generator.

  • MicroUI on KF: Remaining K->F link when there is no default event handler registered by the Kernel.

MWT

Removed

  • Remove MWT from MicroEJ UI Pack (not backward compatible).

Front Panel

Added

  • Optional mask on display.

Changed

  • Display Device UID if available in the window title.

Tools

Changed

  • Front Panel plugin: Update icons.

  • Font Designer plugin: Update icons.

  • Font Designer and Generator: use Unicode 9.0.0 specification.

Misc

Fixed

  • Remove obsolete documentations from Front Panel And Font Designer plugins.

[8.1.0] - 2016-12-24

MicroUI Implementation

Changed

  • Improve image drawing timings.

  • Runtime decoders can force the output RAW image’s fully opacity.

MWT

Fixed

  • With two panels, the paint is done but the screen is not refreshed.

  • Widget show notify method is called before the panel is set.

  • Widget still linked to panel when lostFocus() is called.

Front Panel

Added

  • Can add an additional screen on simulator.

[8.0.0] - 2016-11-17

Architecture

Changed

  • Compatible with Architecture 6.4.0 or higher (Manage external memories like byte addressable memories).

MicroUI Implementation

Added

  • RZ UI acceleration.

  • External image decoders.

  • Manage external memories like internal memories.

  • Custom display stacks (hardware acceleration).

Changed

  • Merge stacks DIRECT/COPY/SWITCH (not backward compatible).

Fixed

  • add KF rule: a thread cannot enter in a feature code while it owns a kernel monitor.

  • automatic flush is not waiting the end of previous flush.

  • Invalid image rotation rendering.

  • Do not embed Images & Fonts.list of kernel API classpath in app mode.

  • Invalid icetea heap allocation.

  • microui image: invalid “defaultformat” and “format” fields values.

MWT

Fixed

  • possible to create an inconsistent hierarchy.

Front Panel

Added

  • Can decode additional image formats.

Fixed

  • Cannot set initial value of StateEventGenerator.

[7.4.7] - 2016-06-14

MicroUI Implementation

Fixed

  • Do not create all fonts derivations of built-in styles.

  • A bold font is not flagged as bold font.

  • Wrong A4 image rendering.

Front Panel

Fixed

  • Cannot convert an image.

[7.4.2] - 2016-05-25

MicroUI Implementation

Fixed

  • invalid image drawing for column display.

[7.4.1] - 2016-05-10

MicroUI Implementation

Fixed

  • Restore stack 1, 2 and 4 BPP.

[7.4.0] - 2016-04-29

MicroUI Implementation

Fixed

  • image A1’s width is sometimes invalid.

Front Panel

Added

  • Restore stack 1, 2 and 4 BPP.

[7.3.0] - 2016-04-25

MicroUI Implementation

Added

  • Stack 8BPP with LUT support.

[7.2.1] - 2016-04-18

Misc

Fixed

  • Remove java keyword in workbench extension.

[7.2.0] - 2016-04-05

Tools

Added

  • Preprocess *.xxx.list files.

[7.1.0] - 2016-03-02

MicroUI Implementation

Added

  • Manage several images RAW formats.

[7.0.0] - 2016-01-20

Misc

Changed

  • Remove @jpf.property.header@ prefix to Application options (not backward compatible).

[6.0.1] - 2015-12-17

MicroUI Implementation

Fixed

  • A negative clip throws an exception on simulator.

[6.0.0] - 2015-11-12

  • Compatible with Architecture 6.1.0 or higher.

MicroUI Implementation

Changed

  • LLDisplay for UIv2 (not backward compatible).