Revert "Revert "Bind to FBO when using GPU composition"" (0a9c7b81) · Commits · e / os / android_frameworks_native-old

libs/renderengine/gl/GLES20RenderEngine.cpp

+10 −21

Original line number	Diff line number	Diff line
		@@ -275,6 +275,8 @@ std::unique_ptr<GLES20RenderEngine> GLES20RenderEngine::create(int hwcFormat,

		// now figure out what version of GL did we actually get
		// NOTE: a dummy surface is not needed if KHR_create_context is supported
		// TODO(alecmouri): don't create this surface if EGL_KHR_surfaceless_context
		// is supported.

		EGLConfig dummyConfig = config;
		if (dummyConfig == EGL_NO_CONFIG) {
		@@ -301,10 +303,10 @@ std::unique_ptr<GLES20RenderEngine> GLES20RenderEngine::create(int hwcFormat,
		break;
		case GLES_VERSION_2_0:
		case GLES_VERSION_3_0:
		engine = std::make_unique<GLES20RenderEngine>(featureFlags);
		engine = std::make_unique<GLES20RenderEngine>(featureFlags, display, config, ctxt,
		dummy);
		break;
		}
		engine->setEGLHandles(display, config, ctxt);

		ALOGI("OpenGL ES informations:");
		ALOGI("vendor : %s", extensions.getVendor());
		@@ -314,9 +316,6 @@ std::unique_ptr<GLES20RenderEngine> GLES20RenderEngine::create(int hwcFormat,
		ALOGI("GL_MAX_TEXTURE_SIZE = %zu", engine->getMaxTextureSize());
		ALOGI("GL_MAX_VIEWPORT_DIMS = %zu", engine->getMaxViewportDims());

		eglMakeCurrent(display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
		eglDestroySurface(display, dummy);

		return engine;
		}

		@@ -359,11 +358,13 @@ EGLConfig GLES20RenderEngine::chooseEglConfig(EGLDisplay display, int format, bo
		return config;
		}

		GLES20RenderEngine::GLES20RenderEngine(uint32_t featureFlags)
		GLES20RenderEngine::GLES20RenderEngine(uint32_t featureFlags, EGLDisplay display, EGLConfig config,
		EGLContext ctxt, EGLSurface dummy)
		: renderengine::impl::RenderEngine(featureFlags),
		mEGLDisplay(EGL_NO_DISPLAY),
		mEGLConfig(nullptr),
		mEGLContext(EGL_NO_CONTEXT),
		mEGLDisplay(display),
		mEGLConfig(config),
		mEGLContext(ctxt),
		mDummySurface(dummy),
		mVpWidth(0),
		mVpHeight(0),
		mUseColorManagement(featureFlags & USE_COLOR_MANAGEMENT) {
		@@ -636,12 +637,6 @@ void GLES20RenderEngine::unbindFrameBuffer(Framebuffer* /* framebuffer */) {

		// back to main framebuffer
		glBindFramebuffer(GL_FRAMEBUFFER, 0);

		// Workaround for b/77935566 to force the EGL driver to release the
		// screenshot buffer
		setScissor(Rect::EMPTY_RECT);
		clearWithColor(0.0, 0.0, 0.0, 0.0);
		disableScissor();
		}

		void GLES20RenderEngine::checkErrors() const {
		@@ -974,12 +969,6 @@ bool GLES20RenderEngine::needsXYZTransformMatrix() const {
		return (isInputHdrDataSpace \|\| isOutputHdrDataSpace) && inputTransfer != outputTransfer;
		}

		void GLES20RenderEngine::setEGLHandles(EGLDisplay display, EGLConfig config, EGLContext ctxt) {
		mEGLDisplay = display;
		mEGLConfig = config;
		mEGLContext = ctxt;
		}

		} // namespace gl
		} // namespace renderengine
		} // namespace android

libs/renderengine/gl/GLES20RenderEngine.h

+4 −2

Original line number	Diff line number	Diff line
		@@ -47,7 +47,8 @@ public:
		static std::unique_ptr<GLES20RenderEngine> create(int hwcFormat, uint32_t featureFlags);
		static EGLConfig chooseEglConfig(EGLDisplay display, int format, bool logConfig);

		GLES20RenderEngine(uint32_t featureFlags); // See RenderEngine::FeatureFlag
		GLES20RenderEngine(uint32_t featureFlags, // See RenderEngine::FeatureFlag
		EGLDisplay display, EGLConfig config, EGLContext ctxt, EGLSurface dummy);
		~GLES20RenderEngine() override;

		std::unique_ptr<Framebuffer> createFramebuffer() override;
		@@ -120,11 +121,12 @@ private:
		// with PQ or HLG transfer function.
		bool isHdrDataSpace(const ui::Dataspace dataSpace) const;
		bool needsXYZTransformMatrix() const;
		void setEGLHandles(EGLDisplay display, EGLConfig config, EGLContext ctxt);
		void setEGLHandles(EGLDisplay display, EGLConfig config, EGLContext ctxt, EGLSurface dummy);

		EGLDisplay mEGLDisplay;
		EGLConfig mEGLConfig;
		EGLContext mEGLContext;
		EGLSurface mDummySurface;
		GLuint mProtectedTexName;
		GLint mMaxViewportDims[2];
		GLint mMaxTextureSize;

services/surfaceflinger/Android.bp

+1 −0

Original line number	Diff line number	Diff line
		@@ -184,6 +184,7 @@ cc_defaults {
		"libhidltransport",
		"liblayers_proto",
		"liblog",
		"libsync",
		"libtimestats_proto",
		"libutils",
		],

services/surfaceflinger/DisplayDevice.cpp

+79 −4

Original line number	Diff line number	Diff line
		@@ -35,6 +35,8 @@
		#include <gui/Surface.h>
		#include <hardware/gralloc.h>
		#include <renderengine/RenderEngine.h>
		#include <sync/sync.h>
		#include <system/window.h>
		#include <ui/DebugUtils.h>
		#include <ui/DisplayInfo.h>
		#include <ui/PixelFormat.h>
		@@ -221,6 +223,7 @@ DisplayDevice::DisplayDevice(DisplayDeviceCreationArgs&& args)
		mDisplayToken(args.displayToken),
		mId(args.displayId),
		mNativeWindow(args.nativeWindow),
		mGraphicBuffer(nullptr),
		mDisplaySurface(args.displaySurface),
		mSurface{std::move(args.renderSurface)},
		mDisplayInstallOrientation(args.displayInstallOrientation),
		@@ -284,6 +287,10 @@ DisplayDevice::DisplayDevice(DisplayDeviceCreationArgs&& args)
		mHdrCapabilities = HdrCapabilities(types, maxLuminance, maxAverageLuminance, minLuminance);

		ANativeWindow* const window = mNativeWindow.get();

		int status = native_window_api_connect(mNativeWindow.get(), NATIVE_WINDOW_API_EGL);
		ALOGE_IF(status != NO_ERROR, "Unable to connect BQ producer: %d", status);

		mDisplayWidth = ANativeWindow_getWidth(window);
		mDisplayHeight = ANativeWindow_getHeight(window);

		@@ -321,7 +328,6 @@ uint32_t DisplayDevice::getPageFlipCount() const {

		void DisplayDevice::flip() const
		{
		mFlinger->getRenderEngine().checkErrors();
		mPageFlipCount++;
		}

		@@ -356,9 +362,71 @@ status_t DisplayDevice::prepareFrame(HWComposer& hwc,
		return mDisplaySurface->prepareFrame(compositionType);
		}

		void DisplayDevice::swapBuffers(HWComposer& hwc) const {
		sp<GraphicBuffer> DisplayDevice::dequeueBuffer() {
		int fd;
		ANativeWindowBuffer* buffer;

		status_t res = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buffer, &fd);

		if (res != NO_ERROR) {
		ALOGE("ANativeWindow::dequeueBuffer failed for display [%s] with error: %d",
		getDisplayName().c_str(), res);
		// Return fast here as we can't do much more - any rendering we do
		// now will just be wrong.
		return mGraphicBuffer;
		}

		ALOGW_IF(mGraphicBuffer != nullptr, "Clobbering a non-null pointer to a buffer [%p].",
		mGraphicBuffer->getNativeBuffer()->handle);
		mGraphicBuffer = GraphicBuffer::from(buffer);

		// Block until the buffer is ready
		// TODO(alecmouri): it's perhaps more appropriate to block renderengine so
		// that the gl driver can block instead.
		if (fd >= 0) {
		sync_wait(fd, -1);
		close(fd);
		}

		return mGraphicBuffer;
		}

		void DisplayDevice::queueBuffer(HWComposer& hwc) {
		if (hwc.hasClientComposition(mId) \|\| hwc.hasFlipClientTargetRequest(mId)) {
		mSurface->swapBuffers();
		// hasFlipClientTargetRequest could return true even if we haven't
		// dequeued a buffer before. Try dequeueing one if we don't have a
		// buffer ready.
		if (mGraphicBuffer == nullptr) {
		ALOGI("Attempting to queue a client composited buffer without one "
		"previously dequeued for display [%s]. Attempting to dequeue "
		"a scratch buffer now",
		mDisplayName.c_str());
		// We shouldn't deadlock here, since mGraphicBuffer == nullptr only
		// after a successful call to queueBuffer, or if dequeueBuffer has
		// never been called.
		dequeueBuffer();
		}

		if (mGraphicBuffer == nullptr) {
		ALOGE("No buffer is ready for display [%s]", mDisplayName.c_str());
		} else {
		int fd = mBufferReady.release();

		status_t res = mNativeWindow->queueBuffer(mNativeWindow.get(),
		mGraphicBuffer->getNativeBuffer(), fd);
		if (res != NO_ERROR) {
		ALOGE("Error when queueing buffer for display [%s]: %d", mDisplayName.c_str(), res);
		// We risk blocking on dequeueBuffer if the primary display failed
		// to queue up its buffer, so crash here.
		if (isPrimary()) {
		LOG_ALWAYS_FATAL("ANativeWindow::queueBuffer failed with error: %d", res);
		} else {
		mNativeWindow->cancelBuffer(mNativeWindow.get(),
		mGraphicBuffer->getNativeBuffer(), fd);
		}
		}
		mGraphicBuffer = nullptr;
		}
		}

		status_t result = mDisplaySurface->advanceFrame();
		@@ -367,7 +435,7 @@ void DisplayDevice::swapBuffers(HWComposer& hwc) const {
		}
		}

		void DisplayDevice::onSwapBuffersCompleted() const {
		void DisplayDevice::onPresentDisplayCompleted() {
		mDisplaySurface->onFrameCommitted();
		}

		@@ -384,6 +452,13 @@ void DisplayDevice::setViewportAndProjection() const {
		mFlinger->getRenderEngine().setViewportAndProjection(w, h, sourceCrop, ui::Transform::ROT_0);
		}

		void DisplayDevice::finishBuffer() {
		mBufferReady = mFlinger->getRenderEngine().flush();
		if (mBufferReady.get() < 0) {
		mFlinger->getRenderEngine().finish();
		}
		}

		const sp<Fence>& DisplayDevice::getClientTargetAcquireFence() const {
		return mDisplaySurface->getClientTargetAcquireFence();
		}

services/surfaceflinger/DisplayDevice.h

+17 −3

Original line number	Diff line number	Diff line
		@@ -28,13 +28,14 @@
		#include <gui/LayerState.h>
		#include <hardware/hwcomposer_defs.h>
		#include <math/mat4.h>
		#include <renderengine/RenderEngine.h>
		#include <renderengine/Surface.h>
		#include <ui/GraphicTypes.h>
		#include <ui/HdrCapabilities.h>
		#include <ui/Region.h>
		#include <ui/Transform.h>
		#include <utils/RefBase.h>
		#include <utils/Mutex.h>
		#include <utils/RefBase.h>
		#include <utils/String8.h>
		#include <utils/Timers.h>

		@@ -146,10 +147,13 @@ public:
		ui::Dataspace* outDataspace, ui::ColorMode* outMode,
		ui::RenderIntent* outIntent) const;

		void swapBuffers(HWComposer& hwc) const;
		// Queues the drawn buffer for consumption by HWC.
		void queueBuffer(HWComposer& hwc);
		// Allocates a buffer as scratch space for GPU composition
		sp<GraphicBuffer> dequeueBuffer();

		// called after h/w composer has completed its set() call
		void onSwapBuffersCompleted() const;
		void onPresentDisplayCompleted();

		Rect getBounds() const {
		return Rect(mDisplayWidth, mDisplayHeight);
		@@ -160,6 +164,11 @@ public:
		const std::string& getDisplayName() const { return mDisplayName; }

		bool makeCurrent() const;
		// Acquires a new buffer for GPU composition.
		void readyNewBuffer();
		// Marks the current buffer has finished, so that it can be presented and
		// swapped out.
		void finishBuffer();
		void setViewportAndProjection() const;

		const sp<Fence>& getClientTargetAcquireFence() const;
		@@ -204,7 +213,12 @@ private:

		// ANativeWindow this display is rendering into
		sp<ANativeWindow> mNativeWindow;
		// Current buffer that this display can render to.
		sp<GraphicBuffer> mGraphicBuffer;
		sp<DisplaySurface> mDisplaySurface;
		// File descriptor indicating that mGraphicBuffer is ready for display, i.e.
		// that drawing to the buffer is now complete.
		base::unique_fd mBufferReady;

		std::unique_ptr<renderengine::Surface> mSurface;
		int mDisplayWidth;