2bd1d95efe
now that we removed the notion of a "inUse" buffer in surfaceflinger a lot of code can be simplified / removed. noteworthy, the whole concept of "unlockClient" wrt. "compositionComplete" is also gone. Change-Id: I210413d4c8c0998dae05c8620ebfc895d3e6233d
644 lines
18 KiB
C++
644 lines
18 KiB
C++
/*
|
|
* Copyright (C) 2007 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <stdint.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <utils/Errors.h>
|
|
#include <utils/Log.h>
|
|
#include <binder/IPCThreadState.h>
|
|
#include <binder/IServiceManager.h>
|
|
|
|
#include <GLES/gl.h>
|
|
#include <GLES/glext.h>
|
|
|
|
#include <hardware/hardware.h>
|
|
|
|
#include "clz.h"
|
|
#include "LayerBase.h"
|
|
#include "SurfaceFlinger.h"
|
|
#include "DisplayHardware/DisplayHardware.h"
|
|
#include "TextureManager.h"
|
|
|
|
|
|
namespace android {
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
int32_t LayerBase::sSequence = 1;
|
|
|
|
LayerBase::LayerBase(SurfaceFlinger* flinger, DisplayID display)
|
|
: dpy(display), contentDirty(false),
|
|
sequence(uint32_t(android_atomic_inc(&sSequence))),
|
|
mFlinger(flinger),
|
|
mNeedsFiltering(false),
|
|
mOrientation(0),
|
|
mLeft(0), mTop(0),
|
|
mTransactionFlags(0),
|
|
mPremultipliedAlpha(true), mName("unnamed"), mDebug(false),
|
|
mInvalidate(0)
|
|
{
|
|
const DisplayHardware& hw(flinger->graphicPlane(0).displayHardware());
|
|
mFlags = hw.getFlags();
|
|
mBufferCrop.makeInvalid();
|
|
mBufferTransform = 0;
|
|
}
|
|
|
|
LayerBase::~LayerBase()
|
|
{
|
|
}
|
|
|
|
void LayerBase::setName(const String8& name) {
|
|
mName = name;
|
|
}
|
|
|
|
String8 LayerBase::getName() const {
|
|
return mName;
|
|
}
|
|
|
|
const GraphicPlane& LayerBase::graphicPlane(int dpy) const
|
|
{
|
|
return mFlinger->graphicPlane(dpy);
|
|
}
|
|
|
|
GraphicPlane& LayerBase::graphicPlane(int dpy)
|
|
{
|
|
return mFlinger->graphicPlane(dpy);
|
|
}
|
|
|
|
void LayerBase::initStates(uint32_t w, uint32_t h, uint32_t flags)
|
|
{
|
|
uint32_t layerFlags = 0;
|
|
if (flags & ISurfaceComposer::eHidden)
|
|
layerFlags = ISurfaceComposer::eLayerHidden;
|
|
|
|
if (flags & ISurfaceComposer::eNonPremultiplied)
|
|
mPremultipliedAlpha = false;
|
|
|
|
mCurrentState.z = 0;
|
|
mCurrentState.w = w;
|
|
mCurrentState.h = h;
|
|
mCurrentState.requested_w = w;
|
|
mCurrentState.requested_h = h;
|
|
mCurrentState.alpha = 0xFF;
|
|
mCurrentState.flags = layerFlags;
|
|
mCurrentState.sequence = 0;
|
|
mCurrentState.transform.set(0, 0);
|
|
|
|
// drawing state & current state are identical
|
|
mDrawingState = mCurrentState;
|
|
}
|
|
|
|
void LayerBase::commitTransaction() {
|
|
mDrawingState = mCurrentState;
|
|
}
|
|
void LayerBase::forceVisibilityTransaction() {
|
|
// this can be called without SurfaceFlinger.mStateLock, but if we
|
|
// can atomically increment the sequence number, it doesn't matter.
|
|
android_atomic_inc(&mCurrentState.sequence);
|
|
requestTransaction();
|
|
}
|
|
bool LayerBase::requestTransaction() {
|
|
int32_t old = setTransactionFlags(eTransactionNeeded);
|
|
return ((old & eTransactionNeeded) == 0);
|
|
}
|
|
uint32_t LayerBase::getTransactionFlags(uint32_t flags) {
|
|
return android_atomic_and(~flags, &mTransactionFlags) & flags;
|
|
}
|
|
uint32_t LayerBase::setTransactionFlags(uint32_t flags) {
|
|
return android_atomic_or(flags, &mTransactionFlags);
|
|
}
|
|
|
|
bool LayerBase::setPosition(int32_t x, int32_t y) {
|
|
if (mCurrentState.transform.tx() == x && mCurrentState.transform.ty() == y)
|
|
return false;
|
|
mCurrentState.sequence++;
|
|
mCurrentState.transform.set(x, y);
|
|
requestTransaction();
|
|
return true;
|
|
}
|
|
bool LayerBase::setLayer(uint32_t z) {
|
|
if (mCurrentState.z == z)
|
|
return false;
|
|
mCurrentState.sequence++;
|
|
mCurrentState.z = z;
|
|
requestTransaction();
|
|
return true;
|
|
}
|
|
bool LayerBase::setSize(uint32_t w, uint32_t h) {
|
|
if (mCurrentState.requested_w == w && mCurrentState.requested_h == h)
|
|
return false;
|
|
mCurrentState.requested_w = w;
|
|
mCurrentState.requested_h = h;
|
|
requestTransaction();
|
|
return true;
|
|
}
|
|
bool LayerBase::setAlpha(uint8_t alpha) {
|
|
if (mCurrentState.alpha == alpha)
|
|
return false;
|
|
mCurrentState.sequence++;
|
|
mCurrentState.alpha = alpha;
|
|
requestTransaction();
|
|
return true;
|
|
}
|
|
bool LayerBase::setMatrix(const layer_state_t::matrix22_t& matrix) {
|
|
mCurrentState.sequence++;
|
|
mCurrentState.transform.set(
|
|
matrix.dsdx, matrix.dsdy, matrix.dtdx, matrix.dtdy);
|
|
requestTransaction();
|
|
return true;
|
|
}
|
|
bool LayerBase::setTransparentRegionHint(const Region& transparent) {
|
|
mCurrentState.sequence++;
|
|
mCurrentState.transparentRegion = transparent;
|
|
requestTransaction();
|
|
return true;
|
|
}
|
|
bool LayerBase::setFlags(uint8_t flags, uint8_t mask) {
|
|
const uint32_t newFlags = (mCurrentState.flags & ~mask) | (flags & mask);
|
|
if (mCurrentState.flags == newFlags)
|
|
return false;
|
|
mCurrentState.sequence++;
|
|
mCurrentState.flags = newFlags;
|
|
requestTransaction();
|
|
return true;
|
|
}
|
|
|
|
Rect LayerBase::visibleBounds() const
|
|
{
|
|
return mTransformedBounds;
|
|
}
|
|
|
|
void LayerBase::setVisibleRegion(const Region& visibleRegion) {
|
|
// always called from main thread
|
|
visibleRegionScreen = visibleRegion;
|
|
}
|
|
|
|
void LayerBase::setCoveredRegion(const Region& coveredRegion) {
|
|
// always called from main thread
|
|
coveredRegionScreen = coveredRegion;
|
|
}
|
|
|
|
uint32_t LayerBase::doTransaction(uint32_t flags)
|
|
{
|
|
const Layer::State& front(drawingState());
|
|
const Layer::State& temp(currentState());
|
|
|
|
if ((front.requested_w != temp.requested_w) ||
|
|
(front.requested_h != temp.requested_h)) {
|
|
// resize the layer, set the physical size to the requested size
|
|
Layer::State& editTemp(currentState());
|
|
editTemp.w = temp.requested_w;
|
|
editTemp.h = temp.requested_h;
|
|
}
|
|
|
|
if ((front.w != temp.w) || (front.h != temp.h)) {
|
|
// invalidate and recompute the visible regions if needed
|
|
flags |= Layer::eVisibleRegion;
|
|
}
|
|
|
|
if (temp.sequence != front.sequence) {
|
|
// invalidate and recompute the visible regions if needed
|
|
flags |= eVisibleRegion;
|
|
this->contentDirty = true;
|
|
|
|
// we may use linear filtering, if the matrix scales us
|
|
const uint8_t type = temp.transform.getType();
|
|
mNeedsFiltering = (!temp.transform.preserveRects() ||
|
|
(type >= Transform::SCALE));
|
|
}
|
|
|
|
// Commit the transaction
|
|
commitTransaction();
|
|
return flags;
|
|
}
|
|
|
|
void LayerBase::validateVisibility(const Transform& planeTransform)
|
|
{
|
|
const Layer::State& s(drawingState());
|
|
const Transform tr(planeTransform * s.transform);
|
|
const bool transformed = tr.transformed();
|
|
|
|
uint32_t w = s.w;
|
|
uint32_t h = s.h;
|
|
tr.transform(mVertices[0], 0, 0);
|
|
tr.transform(mVertices[1], 0, h);
|
|
tr.transform(mVertices[2], w, h);
|
|
tr.transform(mVertices[3], w, 0);
|
|
if (UNLIKELY(transformed)) {
|
|
// NOTE: here we could also punt if we have too many rectangles
|
|
// in the transparent region
|
|
if (tr.preserveRects()) {
|
|
// transform the transparent region
|
|
transparentRegionScreen = tr.transform(s.transparentRegion);
|
|
} else {
|
|
// transformation too complex, can't do the transparent region
|
|
// optimization.
|
|
transparentRegionScreen.clear();
|
|
}
|
|
} else {
|
|
transparentRegionScreen = s.transparentRegion;
|
|
}
|
|
|
|
// cache a few things...
|
|
mOrientation = tr.getOrientation();
|
|
mTransformedBounds = tr.makeBounds(w, h);
|
|
mLeft = tr.tx();
|
|
mTop = tr.ty();
|
|
}
|
|
|
|
void LayerBase::lockPageFlip(bool& recomputeVisibleRegions)
|
|
{
|
|
}
|
|
|
|
void LayerBase::unlockPageFlip(
|
|
const Transform& planeTransform, Region& outDirtyRegion)
|
|
{
|
|
if ((android_atomic_and(~1, &mInvalidate)&1) == 1) {
|
|
outDirtyRegion.orSelf(visibleRegionScreen);
|
|
}
|
|
}
|
|
|
|
void LayerBase::invalidate()
|
|
{
|
|
if ((android_atomic_or(1, &mInvalidate)&1) == 0) {
|
|
mFlinger->signalEvent();
|
|
}
|
|
}
|
|
|
|
void LayerBase::drawRegion(const Region& reg) const
|
|
{
|
|
Region::const_iterator it = reg.begin();
|
|
Region::const_iterator const end = reg.end();
|
|
if (it != end) {
|
|
Rect r;
|
|
const DisplayHardware& hw(graphicPlane(0).displayHardware());
|
|
const int32_t fbWidth = hw.getWidth();
|
|
const int32_t fbHeight = hw.getHeight();
|
|
const GLshort vertices[][2] = { { 0, 0 }, { fbWidth, 0 },
|
|
{ fbWidth, fbHeight }, { 0, fbHeight } };
|
|
glVertexPointer(2, GL_SHORT, 0, vertices);
|
|
while (it != end) {
|
|
const Rect& r = *it++;
|
|
const GLint sy = fbHeight - (r.top + r.height());
|
|
glScissor(r.left, sy, r.width(), r.height());
|
|
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
|
|
}
|
|
}
|
|
}
|
|
|
|
void LayerBase::setGeometry(hwc_layer_t* hwcl) {
|
|
hwcl->flags |= HWC_SKIP_LAYER;
|
|
}
|
|
|
|
void LayerBase::setPerFrameData(hwc_layer_t* hwcl) {
|
|
hwcl->compositionType = HWC_FRAMEBUFFER;
|
|
hwcl->handle = NULL;
|
|
}
|
|
|
|
void LayerBase::draw(const Region& clip) const
|
|
{
|
|
// reset GL state
|
|
glEnable(GL_SCISSOR_TEST);
|
|
|
|
onDraw(clip);
|
|
}
|
|
|
|
void LayerBase::drawForSreenShot() const
|
|
{
|
|
const DisplayHardware& hw(graphicPlane(0).displayHardware());
|
|
onDraw( Region(hw.bounds()) );
|
|
}
|
|
|
|
void LayerBase::clearWithOpenGL(const Region& clip, GLclampf red,
|
|
GLclampf green, GLclampf blue,
|
|
GLclampf alpha) const
|
|
{
|
|
const DisplayHardware& hw(graphicPlane(0).displayHardware());
|
|
const uint32_t fbHeight = hw.getHeight();
|
|
glColor4f(red,green,blue,alpha);
|
|
|
|
TextureManager::deactivateTextures();
|
|
|
|
glDisable(GL_BLEND);
|
|
glDisable(GL_DITHER);
|
|
|
|
Region::const_iterator it = clip.begin();
|
|
Region::const_iterator const end = clip.end();
|
|
glEnable(GL_SCISSOR_TEST);
|
|
glVertexPointer(2, GL_FLOAT, 0, mVertices);
|
|
while (it != end) {
|
|
const Rect& r = *it++;
|
|
const GLint sy = fbHeight - (r.top + r.height());
|
|
glScissor(r.left, sy, r.width(), r.height());
|
|
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
|
|
}
|
|
}
|
|
|
|
void LayerBase::clearWithOpenGL(const Region& clip) const
|
|
{
|
|
clearWithOpenGL(clip,0,0,0,0);
|
|
}
|
|
|
|
template <typename T>
|
|
static inline
|
|
void swap(T& a, T& b) {
|
|
T t(a);
|
|
a = b;
|
|
b = t;
|
|
}
|
|
|
|
void LayerBase::drawWithOpenGL(const Region& clip, const Texture& texture) const
|
|
{
|
|
const DisplayHardware& hw(graphicPlane(0).displayHardware());
|
|
const uint32_t fbHeight = hw.getHeight();
|
|
const State& s(drawingState());
|
|
|
|
// bind our texture
|
|
TextureManager::activateTexture(texture, needsFiltering());
|
|
uint32_t width = texture.width;
|
|
uint32_t height = texture.height;
|
|
|
|
GLenum src = mPremultipliedAlpha ? GL_ONE : GL_SRC_ALPHA;
|
|
if (UNLIKELY(s.alpha < 0xFF)) {
|
|
const GLfloat alpha = s.alpha * (1.0f/255.0f);
|
|
if (mPremultipliedAlpha) {
|
|
glColor4f(alpha, alpha, alpha, alpha);
|
|
} else {
|
|
glColor4f(1, 1, 1, alpha);
|
|
}
|
|
glEnable(GL_BLEND);
|
|
glBlendFunc(src, GL_ONE_MINUS_SRC_ALPHA);
|
|
glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
|
|
} else {
|
|
glColor4f(1, 1, 1, 1);
|
|
glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
|
|
if (needsBlending()) {
|
|
glEnable(GL_BLEND);
|
|
glBlendFunc(src, GL_ONE_MINUS_SRC_ALPHA);
|
|
} else {
|
|
glDisable(GL_BLEND);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* compute texture coordinates
|
|
* here, we handle NPOT, cropping and buffer transformations
|
|
*/
|
|
|
|
GLfloat cl, ct, cr, cb;
|
|
if (!mBufferCrop.isEmpty()) {
|
|
// source is cropped
|
|
const GLfloat us = (texture.NPOTAdjust ? texture.wScale : 1.0f) / width;
|
|
const GLfloat vs = (texture.NPOTAdjust ? texture.hScale : 1.0f) / height;
|
|
cl = mBufferCrop.left * us;
|
|
ct = mBufferCrop.top * vs;
|
|
cr = mBufferCrop.right * us;
|
|
cb = mBufferCrop.bottom * vs;
|
|
} else {
|
|
cl = 0;
|
|
ct = 0;
|
|
cr = (texture.NPOTAdjust ? texture.wScale : 1.0f);
|
|
cb = (texture.NPOTAdjust ? texture.hScale : 1.0f);
|
|
}
|
|
|
|
/*
|
|
* For the buffer transformation, we apply the rotation last.
|
|
* Since we're transforming the texture-coordinates, we need
|
|
* to apply the inverse of the buffer transformation:
|
|
* inverse( FLIP_V -> FLIP_H -> ROT_90 )
|
|
* <=> inverse( ROT_90 * FLIP_H * FLIP_V )
|
|
* = inverse(FLIP_V) * inverse(FLIP_H) * inverse(ROT_90)
|
|
* = FLIP_V * FLIP_H * ROT_270
|
|
* <=> ROT_270 -> FLIP_H -> FLIP_V
|
|
*
|
|
* The rotation is performed first, in the texture coordinate space.
|
|
*
|
|
*/
|
|
|
|
struct TexCoords {
|
|
GLfloat u;
|
|
GLfloat v;
|
|
};
|
|
|
|
enum {
|
|
// name of the corners in the texture map
|
|
LB = 0, // left-bottom
|
|
LT = 1, // left-top
|
|
RT = 2, // right-top
|
|
RB = 3 // right-bottom
|
|
};
|
|
|
|
// vertices in screen space
|
|
int vLT = LB;
|
|
int vLB = LT;
|
|
int vRB = RT;
|
|
int vRT = RB;
|
|
|
|
// the texture's source is rotated
|
|
uint32_t transform = mBufferTransform;
|
|
if (transform & HAL_TRANSFORM_ROT_90) {
|
|
vLT = RB;
|
|
vLB = LB;
|
|
vRB = LT;
|
|
vRT = RT;
|
|
}
|
|
if (transform & HAL_TRANSFORM_FLIP_V) {
|
|
swap(vLT, vLB);
|
|
swap(vRT, vRB);
|
|
}
|
|
if (transform & HAL_TRANSFORM_FLIP_H) {
|
|
swap(vLT, vRT);
|
|
swap(vLB, vRB);
|
|
}
|
|
|
|
TexCoords texCoords[4];
|
|
texCoords[vLT].u = cl;
|
|
texCoords[vLT].v = ct;
|
|
texCoords[vLB].u = cl;
|
|
texCoords[vLB].v = cb;
|
|
texCoords[vRB].u = cr;
|
|
texCoords[vRB].v = cb;
|
|
texCoords[vRT].u = cr;
|
|
texCoords[vRT].v = ct;
|
|
|
|
if (needsDithering()) {
|
|
glEnable(GL_DITHER);
|
|
} else {
|
|
glDisable(GL_DITHER);
|
|
}
|
|
|
|
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
|
|
glVertexPointer(2, GL_FLOAT, 0, mVertices);
|
|
glTexCoordPointer(2, GL_FLOAT, 0, texCoords);
|
|
|
|
Region::const_iterator it = clip.begin();
|
|
Region::const_iterator const end = clip.end();
|
|
while (it != end) {
|
|
const Rect& r = *it++;
|
|
const GLint sy = fbHeight - (r.top + r.height());
|
|
glScissor(r.left, sy, r.width(), r.height());
|
|
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
|
|
}
|
|
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
|
|
}
|
|
|
|
void LayerBase::setBufferCrop(const Rect& crop) {
|
|
if (!crop.isEmpty()) {
|
|
if (mBufferCrop != crop) {
|
|
mBufferCrop = crop;
|
|
mFlinger->invalidateHwcGeometry();
|
|
}
|
|
}
|
|
}
|
|
|
|
void LayerBase::setBufferTransform(uint32_t transform) {
|
|
if (mBufferTransform != transform) {
|
|
mBufferTransform = transform;
|
|
mFlinger->invalidateHwcGeometry();
|
|
}
|
|
}
|
|
|
|
void LayerBase::dump(String8& result, char* buffer, size_t SIZE) const
|
|
{
|
|
const Layer::State& s(drawingState());
|
|
snprintf(buffer, SIZE,
|
|
"+ %s %p\n"
|
|
" "
|
|
"z=%9d, pos=(%4d,%4d), size=(%4d,%4d), "
|
|
"needsBlending=%1d, needsDithering=%1d, invalidate=%1d, "
|
|
"alpha=0x%02x, flags=0x%08x, tr=[%.2f, %.2f][%.2f, %.2f]\n",
|
|
getTypeId(), this, s.z, tx(), ty(), s.w, s.h,
|
|
needsBlending(), needsDithering(), contentDirty,
|
|
s.alpha, s.flags,
|
|
s.transform[0][0], s.transform[0][1],
|
|
s.transform[1][0], s.transform[1][1]);
|
|
result.append(buffer);
|
|
}
|
|
|
|
void LayerBase::shortDump(String8& result, char* scratch, size_t size) const
|
|
{
|
|
LayerBase::dump(result, scratch, size);
|
|
}
|
|
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
int32_t LayerBaseClient::sIdentity = 1;
|
|
|
|
LayerBaseClient::LayerBaseClient(SurfaceFlinger* flinger, DisplayID display,
|
|
const sp<Client>& client)
|
|
: LayerBase(flinger, display), mClientRef(client),
|
|
mIdentity(uint32_t(android_atomic_inc(&sIdentity)))
|
|
{
|
|
}
|
|
|
|
LayerBaseClient::~LayerBaseClient()
|
|
{
|
|
sp<Client> c(mClientRef.promote());
|
|
if (c != 0) {
|
|
c->detachLayer(this);
|
|
}
|
|
}
|
|
|
|
sp<LayerBaseClient::Surface> LayerBaseClient::getSurface()
|
|
{
|
|
sp<Surface> s;
|
|
Mutex::Autolock _l(mLock);
|
|
s = mClientSurface.promote();
|
|
if (s == 0) {
|
|
s = createSurface();
|
|
mClientSurface = s;
|
|
}
|
|
return s;
|
|
}
|
|
|
|
sp<LayerBaseClient::Surface> LayerBaseClient::createSurface() const
|
|
{
|
|
return new Surface(mFlinger, mIdentity,
|
|
const_cast<LayerBaseClient *>(this));
|
|
}
|
|
|
|
void LayerBaseClient::dump(String8& result, char* buffer, size_t SIZE) const
|
|
{
|
|
LayerBase::dump(result, buffer, SIZE);
|
|
|
|
sp<Client> client(mClientRef.promote());
|
|
snprintf(buffer, SIZE,
|
|
" name=%s\n"
|
|
" client=%p, identity=%u\n",
|
|
getName().string(),
|
|
client.get(), getIdentity());
|
|
|
|
result.append(buffer);
|
|
}
|
|
|
|
|
|
void LayerBaseClient::shortDump(String8& result, char* scratch, size_t size) const
|
|
{
|
|
LayerBaseClient::dump(result, scratch, size);
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
LayerBaseClient::Surface::Surface(
|
|
const sp<SurfaceFlinger>& flinger,
|
|
int identity,
|
|
const sp<LayerBaseClient>& owner)
|
|
: mFlinger(flinger), mIdentity(identity), mOwner(owner)
|
|
{
|
|
}
|
|
|
|
LayerBaseClient::Surface::~Surface()
|
|
{
|
|
/*
|
|
* This is a good place to clean-up all client resources
|
|
*/
|
|
|
|
// destroy client resources
|
|
sp<LayerBaseClient> layer = getOwner();
|
|
if (layer != 0) {
|
|
mFlinger->destroySurface(layer);
|
|
}
|
|
}
|
|
|
|
sp<LayerBaseClient> LayerBaseClient::Surface::getOwner() const {
|
|
sp<LayerBaseClient> owner(mOwner.promote());
|
|
return owner;
|
|
}
|
|
|
|
status_t LayerBaseClient::Surface::onTransact(
|
|
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
|
|
{
|
|
return BnSurface::onTransact(code, data, reply, flags);
|
|
}
|
|
|
|
sp<GraphicBuffer> LayerBaseClient::Surface::requestBuffer(int bufferIdx,
|
|
uint32_t w, uint32_t h, uint32_t format, uint32_t usage)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
status_t LayerBaseClient::Surface::setBufferCount(int bufferCount)
|
|
{
|
|
return INVALID_OPERATION;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
}; // namespace android
|