Sceneform 1.7pr4

This release of Filament is a check point release towards Sceneform 1.7. This release supersedes sceneform-1.7pr3 which contained a deadlock that occurred on some Android devices.

Special thanks to @shartte, @damianno19 and @gstanlo for their contributions.

List of changes since sceneform-1.7pr2:

Features

Engine

• VertexBuffer builder normalized() method now accepts a boolean

Materials

• Added getWorldFromClipMatrix() API
• Added flipUV property to enable/disable UV Y coordinate flipping
• Added curvatureToRoughness property for specular anti-aliasing
• Added limitOverInterpolation property for specular anti-aliasing

Tools

• New glslminifier tool to reduce the size of built-in GLSL shaders

Enhancements

Engine

• Improved job system performance, especially under contention
• Removed obsolete documentation about static lights

Tools

• Improved linear to sRGB conversion functions
• Improved skygen rendering
• Added 4 channel versions of image operations
• Filamesh now generates dummy UV sets when necessary

Web

• Added more JavaScript bindings
• Added more TypeScript annotations

Android

• Upgraded samples to Android Studio 3.3 and Kotlin 1.3.10
• Improved rendering to TextureView

Vulkan

• Added support for RGB textures

Bug fixes

Engine

• Destroy engine's default material on shutdown
• Fixed incorrect order of arguments in glBlendFuncSeparate
• Fixed VAO state management bug

Rendering

• Fixed normals/tangents skinning when a transform is set
• Fixed black spots that would sometimes show up with FXAA enabled
• Fixed depth prepass rendering bug on NVIDIA hardware

Tools

• Fixed memory leak in libimage
• Fixed baseColorFactor support when loading glTF files
• Fixed minor issues in glTF to filamesh conversions

Android

• Fixed skybox loader to accept dimensions greater than 256x256
• Fixed filamesh loader to correctly interpret optimized UVs