git: openjdk/jfx-sandbox: rish-metal: Implement support for gradient fill

[Ambarish Rapte]

Changeset: 317ea9ea
Author:    Ambarish Rapte <arapte at openjdk.org>
Date:      2023-05-19 11:13:30 +0000
URL:       https://git.openjdk.org/jfx-sandbox/commit/317ea9eae0b5db81fb87d8180ee3c7e62bed1b98

Implement support for gradient fill

! modules/javafx.graphics/src/jslc/java/com/sun/scenario/effect/compiler/backend/hw/MSLBackend.java
! modules/javafx.graphics/src/main/java/com/sun/prism/impl/ps/BaseShaderContext.java
! modules/javafx.graphics/src/main/java/com/sun/prism/mtl/MTLContext.java
! modules/javafx.graphics/src/main/java/com/sun/prism/mtl/MTLShader.java
! modules/javafx.graphics/src/main/native-prism-mtl/MetalContext.h
! modules/javafx.graphics/src/main/native-prism-mtl/MetalContext.m
! modules/javafx.graphics/src/main/native-prism-mtl/MetalShader.h
! modules/javafx.graphics/src/main/native-prism-mtl/MetalShader.m
! modules/javafx.graphics/src/main/native-prism-mtl/PassThroughVS.metal