8251032: Colors with texture background look different with Alpha Com…

dekonoplyov · Alexey Ushakov · commit bcc85aa76eda · 2020-09-02T11:14:30.000Z
diff --git a/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLPipelineStatesStorage.m b/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLPipelineStatesStorage.m
@@ -262,6 +262,8 @@ static void setBlendingFactors(
             } else {
                 cad.destinationAlphaBlendFactor = MTLBlendFactorOneMinusSourceAlpha;
             }
+            cad.sourceAlphaBlendFactor = MTLBlendFactorSourceAlpha;
+
             if (!renderOptions->srcFlags.isPremultiplied) {
                 cad.sourceRGBBlendFactor = MTLBlendFactorSourceAlpha;
             }

Original file line number	Diff line number	Diff line change
`@@ -262,6 +262,8 @@ static void setBlendingFactors(`
`262`	`262`	`} else {`
`263`	`263`	`cad.destinationAlphaBlendFactor = MTLBlendFactorOneMinusSourceAlpha;`
`264`	`264`	`}`
	`265`	`+ cad.sourceAlphaBlendFactor = MTLBlendFactorSourceAlpha;`
	`266`	`+`
`265`	`267`	`if (!renderOptions->srcFlags.isPremultiplied) {`
`266`	`268`	`cad.sourceRGBBlendFactor = MTLBlendFactorSourceAlpha;`
`267`	`269`	`}`