Revision v1.2.5

• Adds new APIs: tile-copy-with-transformed-mask-source-mask-target-mask-and-opacity.
• Adds new APIs: fill-colour-with-transformed-mask-target-mask-and-opacity.
• Adds a loader for the lossless image compression format, QOI.
• Adds a loader for TrueType fonts using the FreeType library.
• Adds new demos, e.g. waveform, blink, flight-attitude-instrument, ring-indicator, radars, etc.
• Reduces the memory footprint.

For more details, please check ReleaseNote.md.

Release v1.2.4

• Adds new APIs: tile-fill-with-source-mask-and-opacity and tile-fill-with-opacity.
• Improves the support for CCCA8888.
• Improves the Helium acceleration.
• Adds an anti-noise-scanning mode as a countermeasure for electromagnetic interference.
• Improves the support for e-ink devices.
• Enhances the Font service.
• Reduces the memory footprint.
• Adds new example controls and demos.
• Adds a new JPEG loader (i.e. zjpgd) to improve the ROI performance.

For more, please check the ReleaseNote.md.

Revision v1.2.3

• Fixes a tail-prediction issue found in the helium transform backend
• Fixes a typo in the implicitly colour conversion from ccca8888 to cccn888 transform-only operation
• Adds a new demo: balls
• For more, please check ReleaseNote.md

Release v1.2.2

• Improves the Helium transform operation performance
• Adds implicit colour conversion support for CCCA8888 to transform-only operations
• Supports applying different scaling ratios to the X-axis and Y-axis
• Improves the Helium support for IIR Blur
• Adds a mode for optimising user Application performance via the Layout Assistant
• Enhances GCC support for Armv8.1-m processors
• Adds a text box control for ultra-large text displaying with justified-alignment support
• Adds a customised TJpgDec Loader for decoding JPG images with the ROI support
• Adds new example controls, demos and scene templates
• Other minor changes

For more, please refer to ReleaseNote.md.

Release v1.2.1

• Introduces q16_t for Q15.16 fixed-point operations
• Enhances GCC support for Armv8.1-m processors
• Adds new filter operations for reversing pixel colours within a specified region
• Improves dirty-region helper services, layout assistant, etc.
• Adds new example controls, demos and scene templates
• Enhances the support for monochrome devices and adds dedicated demos for typical scenarios.
• Adds User-Defined-OPCODEs
• Other minor changes

For more, please check the ReleaseNote.md

Release v1.2.0

• Adds the Helium Acceleration to Blur operations
• Significantly improves the performance of transform operations.
• Adds a series of new APIs for colour-filling-with-alpha-gradient operations
• Adds a dedicated helper service for user-defined fonts and adds scaling support to A1, A2 and A4 fonts
• Adds a manual scene-switching mode and adds a new fly-in switching effect with optional background blurring
• Improves the performance of user applications
• Adds new example controls, scene templates and demos
• Reduce the memory footprint of the examples, templates and demos
• Some fixes

For more, please check the ReleaseNote.md

Release v1.1.6

• Improves the pixel-pipeline
• Adds new APIs for colour-filling and tile-copy operations
• Enhances the support for ARGB8888 (ccca8888)
• Adds new helper services for dirty regions
• Adds the support for docking to the Layout Assistant
• Adds new example controls, scene templates and demos
• Reduces the memory footprint of the example controls
• Improves the performance of user applications
• Enhances the support for 3rd party GUI stacks
• Enhances the Display Adapter service (i.e. the Scene player and the PFB helper service)
• Some minor fixes
• For more, please check ReleaseNote.md

Release v1.1.5

Core and Library

• Improves the support for masks in the pixel-pipeline.
• Updates transform operations
  • Always generating a child tile for the target tile in transform operations.
  • Adds optimization for hollow out masks in C implementations
• Adds the support for adding Asynchronous acceleration, Synchronous acceleration and ACI acceleration.
• Adds the support for trace log
• Adds a new API: arm_2d_is_region_inside_target()

Helper Services

• Updates ttf2c.py for generating A1, A2 and A4 fonts.
• Updates the Display Adapter Service (the PFB Helper Service)
  • Introduces a Dry-Run mode in the PFB helper service.
  • Introduces the Dynamic Dirty Region, a new type of dirty region items that allows users to update its area during drawing and interact with the PFB. helper service.
  • Introduces the concept of virtual screen which is used to anchor the virtual screen in the PFB helper service.
  • Introduces the Dirty Region Optimization in the PFB Helper service.
  • Updates the performance statistic service in the Display Adapter service.
    • Introduces the CPU Usage info calculation.
    • Places the performance statistic to the Display Adapter class.
  • Simplifies the way of navigation layer customization.
  • Improves the robustness of the Asynchronous Flushing helper.
  • Improves the dirty region debug mode.
  • Updates the disp_adapter_task() to support Framerate-Locking in the bare-metal environment.
• Introduces helper macros for docking.
• Adds the char scaling support to A8 fonts.
• Updates the transform helper service.
  • Fixes an issue in region calculation.
  • Improves the performance.

Examples and Templates

• Adds a new example scene to demonstrate a curve-list-view.

• Adds a new example scene (arm_2d_scene_audiomark) to demonstrate the dirty region optimization

• Adds a new service, 3FB helper service for supporting the so-called Direct Mode.

• Updates example controls and scene templates.

  • Adds dirty regions to the Progress Wheel.
  • Adds a new API for drawing round corner image.
  • Updates the APIs for drawing round corner boxes and allows specifying user defined resources.
  • Updates the progress bars.
  • Adds a new scene template for fitness trackers.

• Updates benchmarks

  • Reduces the SRAM footprint of the tiny mode for the generic benchmark.

• Improve PC template

Documentation and Misc

• Adds an initial support for CMake.
• Introduces a header template arm_2d_user_arch_port.h and makes it easier to port arm-2d to a different architecture other than Cortex-M.
• Improves the support for C++ compilation.
• Fixes the support for the Arm Compiler 5.
• Improve the support for Arm Compiler 6.21.
• Adds a new document How To Accelerate Arm-2D
• Updates the document How To Deploy Arm-2D to introduce the supports for Asynchronous Flushing Mode and Direct Mode.
• Updates the benchmark generic result.
• Updates README.md.
• Adds ReleaseNote.md

v1.1.4 Release

• Enhances Helper Services
  • Adjusts the order of the scene player events handling
  • Supports user-customized True-Type Fonts
  • Supports bearing and advancing in the LCD-printf service
  • Adds a new helper service for Proportional-Integral Control
• Updates Benchmarks and Examples
  • Re-factories benchmarks to simplify their deployment
  • Introduces a project template for developing Arm-2D-based GUI applications on PC (including Windows, Linux and MacOS)
  • Adds a new control: dynamic_nebula
• Updates documents
• Some minor fixes

v1.1.3 Release

• Add Transform-Only operations
• Add a helper service for gif-like animations
• Update documents
  • Re-factory README.md
  • Add a document for Getting Started as An Application Designer
  • Update How to Deploy the Arm-2D Library
  • Add Table of Contents to some documents
• Other minor fixes