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Merge "Ensure GL & Gralloc both support FP16 before using it" into pi-dev

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am: bf39913bbc

Change-Id: Ic3a72f4684966e04b64101b2798c4ec3c0549549
This commit is contained in:
John Reck
2018-05-07 13:34:52 -07:00
committed by android-build-merger
parent 0e765611d9 bf39913bbc
commit d41c17308b
1 changed files with 21 additions and 1 deletions
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22
libs/hwui/pipeline/skia/SkiaOpenGLPipeline.cpp
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@@ -297,6 +297,26 @@ private:
GLuint mTexture = 0;
};
static bool isFP16Supported(const sk_sp<GrContext>& grContext) {
static std::once_flag sOnceFlag;
static bool supported = false;
std::call_once(sOnceFlag, [](const sk_sp<GrContext>& grContext) {
if (!grContext->caps()->isConfigTexturable(kRGBA_half_GrPixelConfig)) {
supported = false;
return;
}
sp<GraphicBuffer> buffer = new GraphicBuffer(1, 1, PIXEL_FORMAT_RGBA_FP16,
GraphicBuffer::USAGE_HW_TEXTURE | GraphicBuffer::USAGE_SW_WRITE_NEVER |
GraphicBuffer::USAGE_SW_READ_NEVER, "tempFp16Buffer");
status_t error = buffer->initCheck();
supported = !error;
}, grContext);
return supported;
}
sk_sp<Bitmap> SkiaOpenGLPipeline::allocateHardwareBitmap(renderthread::RenderThread& renderThread,
SkBitmap& skBitmap) {
renderThread.eglManager().initialize();
@@ -318,7 +338,7 @@ sk_sp<Bitmap> SkiaOpenGLPipeline::allocateHardwareBitmap(renderthread::RenderThr
type = GL_UNSIGNED_BYTE;
break;
case kRGBA_F16_SkColorType:
isSupported = grContext->caps()->isConfigTexturable(kRGBA_half_GrPixelConfig);
isSupported = isFP16Supported(grContext);
if (isSupported) {
type = GL_HALF_FLOAT;
pixelFormat = PIXEL_FORMAT_RGBA_FP16;