am 56d27fec: Merge change I56c3504f into eclair (91df6339) · Commits · e / os / android_frameworks_base

libs/surfaceflinger/Layer.cpp

+142 −63

Original line number	Diff line number	Diff line
		@@ -130,30 +130,18 @@ status_t Layer::setBuffers( uint32_t w, uint32_t h,
		return NO_ERROR;
		}

		void Layer::reloadTexture(const Region& dirty)
		status_t Layer::initializeEglImageLocked(
		const sp<GraphicBuffer>& buffer, Texture* texture)
		{
		Mutex::Autolock _l(mLock);
		sp<GraphicBuffer> buffer(getFrontBufferLocked());
		if (LIKELY((mFlags & DisplayHardware::DIRECT_TEXTURE) &&
		(buffer->usage & GRALLOC_USAGE_HW_TEXTURE))) {
		int index = mFrontBufferIndex;
		if (LIKELY(!mTextures[index].dirty)) {
		glBindTexture(GL_TEXTURE_2D, mTextures[index].name);
		} else {
		status_t err = NO_ERROR;

		// we need to recreate the texture
		EGLDisplay dpy(mFlinger->graphicPlane(0).getEGLDisplay());

		// create the new texture name if needed
		if (UNLIKELY(mTextures[index].name == -1U)) {
		mTextures[index].name = createTexture();
		} else {
		glBindTexture(GL_TEXTURE_2D, mTextures[index].name);
		}

		// free the previous image
		if (mTextures[index].image != EGL_NO_IMAGE_KHR) {
		eglDestroyImageKHR(dpy, mTextures[index].image);
		mTextures[index].image = EGL_NO_IMAGE_KHR;
		if (texture->image != EGL_NO_IMAGE_KHR) {
		eglDestroyImageKHR(dpy, texture->image);
		texture->image = EGL_NO_IMAGE_KHR;
		}

		// construct an EGL_NATIVE_BUFFER_ANDROID
		@@ -164,57 +152,148 @@ void Layer::reloadTexture(const Region& dirty)
		EGL_IMAGE_PRESERVED_KHR, EGL_TRUE,
		EGL_NONE, EGL_NONE
		};
		mTextures[index].image = eglCreateImageKHR(
		texture->image = eglCreateImageKHR(
		dpy, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID,
		(EGLClientBuffer)clientBuf, attrs);

		LOGE_IF(mTextures[index].image == EGL_NO_IMAGE_KHR,
		LOGE_IF(texture->image == EGL_NO_IMAGE_KHR,
		"eglCreateImageKHR() failed. err=0x%4x",
		eglGetError());

		if (mTextures[index].image != EGL_NO_IMAGE_KHR) {
		if (texture->image != EGL_NO_IMAGE_KHR) {
		glBindTexture(GL_TEXTURE_2D, texture->name);
		glEGLImageTargetTexture2DOES(GL_TEXTURE_2D,
		(GLeglImageOES)mTextures[index].image);
		(GLeglImageOES)texture->image);
		GLint error = glGetError();
		if (UNLIKELY(error != GL_NO_ERROR)) {
		// this failed, for instance, because we don't support
		// NPOT.
		// this failed, for instance, because we don't support NPOT.
		// FIXME: do something!
		LOGD("layer=%p, glEGLImageTargetTexture2DOES(%p) "
		LOGE("layer=%p, glEGLImageTargetTexture2DOES(%p) "
		"failed err=0x%04x",
		this, mTextures[index].image, error);
		this, texture->image, error);
		mFlags &= ~DisplayHardware::DIRECT_TEXTURE;
		err = INVALID_OPERATION;
		} else {
		// Everything went okay!
		mTextures[index].NPOTAdjust = false;
		mTextures[index].dirty = false;
		mTextures[index].width = clientBuf->width;
		mTextures[index].height = clientBuf->height;
		texture->NPOTAdjust = false;
		texture->dirty = false;
		texture->width = clientBuf->width;
		texture->height = clientBuf->height;
		}
		} else {
		err = INVALID_OPERATION;
		}
		return err;
		}

		void Layer::reloadTexture(const Region& dirty)
		{
		Mutex::Autolock _l(mLock);
		sp<GraphicBuffer> buffer(getFrontBufferLocked());
		int index = mFrontBufferIndex;

		// create the new texture name if needed
		if (UNLIKELY(mTextures[index].name == -1U)) {
		mTextures[index].name = createTexture();
		mTextures[index].width = 0;
		mTextures[index].height = 0;
		}

		if (mFlags & DisplayHardware::DIRECT_TEXTURE) {
		if (buffer->usage & GraphicBuffer::USAGE_HW_TEXTURE) {
		if (mTextures[index].dirty) {
		initializeEglImageLocked(buffer, &mTextures[index]);
		}
		} else {
		for (size_t i=0 ; i<NUM_BUFFERS ; i++)
		mTextures[i].image = EGL_NO_IMAGE_KHR;
		if (mHybridBuffer==0 \|\| (mHybridBuffer->width != buffer->width \|\|
		mHybridBuffer->height != buffer->height)) {
		mHybridBuffer.clear();
		mHybridBuffer = new GraphicBuffer(
		buffer->width, buffer->height, buffer->format,
		GraphicBuffer::USAGE_SW_WRITE_OFTEN \|
		GraphicBuffer::USAGE_HW_TEXTURE);
		initializeEglImageLocked(
		mHybridBuffer, &mTextures[0]);
		}

		GGLSurface t;
		status_t res = buffer->lock(&t, GRALLOC_USAGE_SW_READ_OFTEN);
		LOGE_IF(res, "error %d (%s) locking buffer %p",
		res, strerror(res), buffer.get());
		if (res == NO_ERROR) {
		Texture* const texture(&mTextures[0]);

		glBindTexture(GL_TEXTURE_2D, texture->name);

		sp<GraphicBuffer> buf(mHybridBuffer);
		void* vaddr;
		res = buf->lock(GraphicBuffer::USAGE_SW_WRITE_OFTEN, &vaddr);
		if (res == NO_ERROR) {
		if (UNLIKELY(mTextures[0].name == -1U)) {
		mTextures[0].name = createTexture();
		mTextures[0].width = 0;
		mTextures[0].height = 0;
		int bpp = 0;
		switch (t.format) {
		case GGL_PIXEL_FORMAT_RGB_565:
		case GGL_PIXEL_FORMAT_RGBA_4444:
		bpp = 2;
		break;
		case GGL_PIXEL_FORMAT_RGBA_8888:
		case GGL_PIXEL_FORMAT_RGBX_8888:
		bpp = 4;
		break;
		case GGL_PIXEL_FORMAT_YCbCr_422_SP:
		case GGL_PIXEL_FORMAT_YCbCr_420_SP:
		// just show the Y plane of YUV buffers
		bpp = 1;
		break;
		default:
		// oops, we don't handle this format!
		LOGE("layer %p, texture=%d, using format %d, which is not "
		"supported by the GL", this, texture->name, t.format);
		}
		if (bpp) {
		const Rect bounds(dirty.getBounds());
		size_t src_stride = t.stride;
		size_t dst_stride = buf->stride;
		if (src_stride == dst_stride &&
		bounds.width() == t.width &&
		bounds.height() == t.height)
		{
		memcpy(vaddr, t.data, t.height * t.stride * bpp);
		} else {
		GLubyte const * src = t.data +
		(bounds.left + bounds.top * src_stride) * bpp;
		GLubyte * dst = (GLubyte *)vaddr +
		(bounds.left + bounds.top * dst_stride) * bpp;
		const size_t length = bounds.width() * bpp;
		size_t h = bounds.height();
		src_stride *= bpp;
		dst_stride *= bpp;
		while (h--) {
		memcpy(dst, src, length);
		dst += dst_stride;
		src += src_stride;
		}
		}
		}
		buf->unlock();
		}
		buffer->unlock();
		}
		}
		} else {
		for (size_t i=0 ; i<NUM_BUFFERS ; i++) {
		mTextures[i].image = EGL_NO_IMAGE_KHR;
		}
		GGLSurface t;
		status_t res = buffer->lock(&t, GRALLOC_USAGE_SW_READ_OFTEN);
		LOGE_IF(res, "error %d (%s) locking buffer %p",
		res, strerror(res), buffer.get());
		if (res == NO_ERROR) {
		loadTexture(&mTextures[0], dirty, t);
		buffer->unlock();
		}
		}
		}


		void Layer::onDraw(const Region& clip) const
		{
		int index = mFrontBufferIndex;

libs/surfaceflinger/Layer.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -85,6 +85,8 @@ private:
		}

		void reloadTexture(const Region& dirty);
		status_t initializeEglImageLocked(
		const sp<GraphicBuffer>& buffer, Texture* texture);

		uint32_t getEffectiveUsage(uint32_t usage) const;

		@@ -118,6 +120,7 @@ private:
		// protected by mLock
		sp<GraphicBuffer> mBuffers[NUM_BUFFERS];
		Texture mTextures[NUM_BUFFERS];
		sp<GraphicBuffer> mHybridBuffer;
		uint32_t mWidth;
		uint32_t mHeight;

libs/surfaceflinger/LayerBase.cpp

+1 −1

File changed.

Contains only whitespace changes.