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Commit 48ab4d0d authored by Nathaniel Nifong's avatar Nathaniel Nifong Committed by Automerger Merge Worker
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Merge "Include skipContentDraw flag to cache blur and shadow shaders" into sc-dev am: 504a4d8f 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/15081398

Change-Id: Ie9c47a8db538ae8360f7c47baa4e2c3fa2645997
parents 956d1a89 504a4d8f

libs/renderengine/skia/Cache.cpp

+8 −0
Original line number Diff line number Diff line
@@ -72,6 +72,8 @@ static void drawShadowLayers(SkiaRenderEngine* renderengine, const DisplaySettin 
            // have color correction added, and important that it be srgb, so the *vertex* shader

            // doesn't have color correction added.

            .sourceDataspace = kDestDataSpace,

            // setting this is mandatory for shadows and blurs

            .skipContentDraw = true,

    };



    auto layers = std::vector<const LayerSettings*>{&layer};
@@ -173,9 +175,12 @@ static void drawBlurLayers(SkiaRenderEngine* renderengine, const DisplaySettings 
                            .boundaries = rect,

                    },

            .alpha = 1,

            // setting this is mandatory for shadows and blurs

            .skipContentDraw = true,

    };



    auto layers = std::vector<const LayerSettings*>{&layer};

    // Different blur code is invoked for radii less and greater than 30 pixels

    for (int radius : {9, 60}) {

        layer.backgroundBlurRadius = radius;

        renderengine->drawLayers(display, layers, dstTexture, kUseFrameBufferCache,
@@ -290,10 +295,13 @@ void Cache::primeShaderCache(SkiaRenderEngine* renderengine) { 
                                                  ExternalTexture::Usage::READABLE |

                                                          ExternalTexture::Usage::WRITEABLE);



        // 6 shaders

        drawSolidLayers(renderengine, display, dstTexture);

        // 8 shaders

        drawShadowLayers(renderengine, display, srcTexture);



        if (renderengine->supportsBackgroundBlur()) {

            // 2 shaders

            drawBlurLayers(renderengine, display, dstTexture);

        }