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gecko/gfx/layers/opengl/TextureHostOGL.cpp

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "TextureHostOGL.h"
#include "GLContext.h" // for GLContext, etc
#include "GLSharedHandleHelpers.h"
#include "GLUploadHelpers.h"
#include "GLReadTexImageHelper.h"
#include "SharedSurface.h" // for SharedSurface
#include "SharedSurfaceEGL.h" // for SharedSurface_EGLImage
#include "SharedSurfaceGL.h" // for SharedSurface_GLTexture, etc
#include "SurfaceStream.h" // for SurfaceStream
#include "SurfaceTypes.h" // for SharedSurfaceType, etc
#include "TiledLayerBuffer.h" // for TILEDLAYERBUFFER_TILE_SIZE
#include "gfx2DGlue.h" // for ContentForFormat, etc
#include "gfxImageSurface.h" // for gfxImageSurface
#include "gfxReusableSurfaceWrapper.h" // for gfxReusableSurfaceWrapper
#include "ipc/AutoOpenSurface.h" // for AutoOpenSurface
#include "mozilla/gfx/2D.h" // for DataSourceSurface
#include "mozilla/gfx/BaseSize.h" // for BaseSize
#include "mozilla/layers/CompositorOGL.h" // for CompositorOGL
#ifdef MOZ_WIDGET_GONK
# include "GrallocImages.h" // for GrallocImage
# include "EGLImageHelpers.h"
#endif
#include "mozilla/layers/ISurfaceAllocator.h"
#include "mozilla/layers/YCbCrImageDataSerializer.h"
#include "mozilla/layers/GrallocTextureHost.h"
#include "nsPoint.h" // for nsIntPoint
#include "nsRegion.h" // for nsIntRegion
#include "GfxTexturesReporter.h" // for GfxTexturesReporter
#include "GLBlitTextureImageHelper.h"
#ifdef XP_MACOSX
#include "SharedSurfaceIO.h"
#include "mozilla/layers/MacIOSurfaceTextureHostOGL.h"
#endif
#include "GeckoProfiler.h"
using namespace mozilla::gl;
using namespace mozilla::gfx;
namespace mozilla {
namespace layers {
class Compositor;
TemporaryRef<CompositableBackendSpecificData>
CreateCompositableBackendSpecificDataOGL()
{
#ifdef MOZ_WIDGET_GONK
return new CompositableDataGonkOGL();
#else
return nullptr;
#endif
}
TemporaryRef<DeprecatedTextureHost>
CreateDeprecatedTextureHostOGL(SurfaceDescriptorType aDescriptorType,
uint32_t aDeprecatedTextureHostFlags,
uint32_t aTextureFlags)
{
RefPtr<DeprecatedTextureHost> result = nullptr;
if (aDeprecatedTextureHostFlags & TEXTURE_HOST_TILED) {
result = new TiledDeprecatedTextureHostOGL();
} else {
result = new TextureImageDeprecatedTextureHostOGL();
}
NS_ASSERTION(result, "Result should have been created.");
result->SetFlags(aTextureFlags);
return result.forget();
}
TemporaryRef<TextureHost>
CreateTextureHostOGL(const SurfaceDescriptor& aDesc,
ISurfaceAllocator* aDeallocator,
TextureFlags aFlags)
{
RefPtr<TextureHost> result;
switch (aDesc.type()) {
case SurfaceDescriptor::TSurfaceDescriptorShmem:
case SurfaceDescriptor::TSurfaceDescriptorMemory: {
result = CreateBackendIndependentTextureHost(aDesc,
aDeallocator, aFlags);
break;
}
case SurfaceDescriptor::TSharedTextureDescriptor: {
const SharedTextureDescriptor& desc = aDesc.get_SharedTextureDescriptor();
result = new SharedTextureHostOGL(aFlags,
desc.shareType(),
desc.handle(),
desc.size(),
desc.inverted());
break;
}
case SurfaceDescriptor::TSurfaceStreamDescriptor: {
const SurfaceStreamDescriptor& desc = aDesc.get_SurfaceStreamDescriptor();
result = new StreamTextureHostOGL(aFlags, desc);
break;
}
#ifdef XP_MACOSX
case SurfaceDescriptor::TSurfaceDescriptorMacIOSurface: {
const SurfaceDescriptorMacIOSurface& desc =
aDesc.get_SurfaceDescriptorMacIOSurface();
result = new MacIOSurfaceTextureHostOGL(aFlags, desc);
break;
}
#endif
#ifdef MOZ_WIDGET_GONK
case SurfaceDescriptor::TNewSurfaceDescriptorGralloc: {
const NewSurfaceDescriptorGralloc& desc =
aDesc.get_NewSurfaceDescriptorGralloc();
result = new GrallocTextureHostOGL(aFlags, desc);
break;
}
#endif
default: return nullptr;
}
return result.forget();
}
static gl::TextureImage::Flags
FlagsToGLFlags(TextureFlags aFlags)
{
uint32_t result = TextureImage::NoFlags;
if (aFlags & TEXTURE_USE_NEAREST_FILTER)
result |= TextureImage::UseNearestFilter;
if (aFlags & TEXTURE_NEEDS_Y_FLIP)
result |= TextureImage::NeedsYFlip;
if (aFlags & TEXTURE_DISALLOW_BIGIMAGE)
result |= TextureImage::DisallowBigImage;
return static_cast<gl::TextureImage::Flags>(result);
}
GLenum
WrapMode(gl::GLContext *aGl, bool aAllowRepeat)
{
if (aAllowRepeat &&
(aGl->IsExtensionSupported(GLContext::ARB_texture_non_power_of_two) ||
aGl->IsExtensionSupported(GLContext::OES_texture_npot))) {
return LOCAL_GL_REPEAT;
}
return LOCAL_GL_CLAMP_TO_EDGE;
}
CompositableDataGonkOGL::CompositableDataGonkOGL()
: mTexture(0)
{
}
CompositableDataGonkOGL::~CompositableDataGonkOGL()
{
DeleteTextureIfPresent();
}
gl::GLContext*
CompositableDataGonkOGL::gl() const
{
return mCompositor ? mCompositor->gl() : nullptr;
}
void CompositableDataGonkOGL::SetCompositor(Compositor* aCompositor)
{
mCompositor = static_cast<CompositorOGL*>(aCompositor);
}
void CompositableDataGonkOGL::ClearData()
{
CompositableBackendSpecificData::ClearData();
DeleteTextureIfPresent();
}
GLuint CompositableDataGonkOGL::GetTexture()
{
if (!mTexture) {
if (gl()->MakeCurrent()) {
gl()->fGenTextures(1, &mTexture);
}
}
return mTexture;
}
void
CompositableDataGonkOGL::DeleteTextureIfPresent()
{
if (mTexture) {
if (gl()->MakeCurrent()) {
gl()->fDeleteTextures(1, &mTexture);
}
mTexture = 0;
}
}
#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
bool
TextureHostOGL::SetReleaseFence(const android::sp<android::Fence>& aReleaseFence)
{
if (!aReleaseFence.get() || !aReleaseFence->isValid()) {
// HWC might not provide Fence.
// In this case, HWC implicitly handles buffer's fence.
return false;
}
if (!mReleaseFence.get()) {
mReleaseFence = aReleaseFence;
} else {
android::sp<android::Fence> mergedFence = android::Fence::merge(
android::String8::format("TextureHostOGL"),
mReleaseFence, aReleaseFence);
if (!mergedFence.get()) {
// synchronization is broken, the best we can do is hope fences
// signal in order so the new fence will act like a union.
// This error handling is same as android::ConsumerBase does.
mReleaseFence = aReleaseFence;
return false;
}
mReleaseFence = mergedFence;
}
return true;
}
android::sp<android::Fence>
TextureHostOGL::GetAndResetReleaseFence()
{
// Hold previous ReleaseFence to prevent Fence delivery failure via gecko IPC.
mPrevReleaseFence = mReleaseFence;
// Reset current ReleaseFence.
mReleaseFence = android::Fence::NO_FENCE;
return mPrevReleaseFence;
}
#endif
bool
TextureImageTextureSourceOGL::Update(gfx::DataSourceSurface* aSurface,
nsIntRegion* aDestRegion,
gfx::IntPoint* aSrcOffset)
{
MOZ_ASSERT(mGL);
if (!mGL) {
NS_WARNING("trying to update TextureImageTextureSourceOGL without a GLContext");
return false;
}
MOZ_ASSERT(aSurface);
IntSize size = aSurface->GetSize();
if (!mTexImage ||
mTexImage->GetSize() != size ||
mTexImage->GetContentType() != gfx::ContentForFormat(aSurface->GetFormat())) {
if (mFlags & TEXTURE_DISALLOW_BIGIMAGE) {
mTexImage = CreateBasicTextureImage(mGL, size,
gfx::ContentForFormat(aSurface->GetFormat()),
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags),
SurfaceFormatToImageFormat(aSurface->GetFormat()));
} else {
// XXX - clarify which size we want to use. IncrementalContentHost will
// require the size of the destination surface to be different from
// the size of aSurface.
// See bug 893300 (tracks the implementation of ContentHost for new textures).
mTexImage = CreateTextureImage(mGL,
size,
gfx::ContentForFormat(aSurface->GetFormat()),
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags),
SurfaceFormatToImageFormat(aSurface->GetFormat()));
}
ClearCachedFilter();
}
mTexImage->UpdateFromDataSource(aSurface, aDestRegion, aSrcOffset);
if (mTexImage->InUpdate()) {
mTexImage->EndUpdate();
}
return true;
}
void
TextureImageTextureSourceOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
if (!glCompositor || (mGL != glCompositor->gl())) {
DeallocateDeviceData();
mGL = glCompositor ? glCompositor->gl() : nullptr;
}
}
gfx::IntSize
TextureImageTextureSourceOGL::GetSize() const
{
if (mTexImage) {
if (mIterating) {
return mTexImage->GetTileRect().Size();
}
return mTexImage->GetSize();
}
NS_WARNING("Trying to query the size of an empty TextureSource.");
return gfx::IntSize(0, 0);
}
gfx::SurfaceFormat
TextureImageTextureSourceOGL::GetFormat() const
{
MOZ_ASSERT(mTexImage);
return mTexImage->GetTextureFormat();
}
nsIntRect TextureImageTextureSourceOGL::GetTileRect()
{
return ThebesIntRect(mTexImage->GetTileRect());
}
void
TextureImageTextureSourceOGL::BindTexture(GLenum aTextureUnit, gfx::Filter aFilter)
{
MOZ_ASSERT(mTexImage,
"Trying to bind a TextureSource that does not have an underlying GL texture.");
mTexImage->BindTexture(aTextureUnit);
SetFilter(mGL, aFilter);
}
SharedTextureSourceOGL::SharedTextureSourceOGL(CompositorOGL* aCompositor,
gl::SharedTextureHandle aHandle,
gfx::SurfaceFormat aFormat,
GLenum aTarget,
GLenum aWrapMode,
SharedTextureShareType aShareType,
gfx::IntSize aSize)
: mSize(aSize)
, mCompositor(aCompositor)
, mSharedHandle(aHandle)
, mFormat(aFormat)
, mShareType(aShareType)
, mTextureTarget(aTarget)
, mWrapMode(aWrapMode)
{}
void
SharedTextureSourceOGL::BindTexture(GLenum aTextureUnit, gfx::Filter aFilter)
{
if (!gl()) {
NS_WARNING("Trying to bind a texture without a GLContext");
return;
}
GLuint tex = mCompositor->GetTemporaryTexture(GetTextureTarget(), aTextureUnit);
gl()->fActiveTexture(aTextureUnit);
gl()->fBindTexture(mTextureTarget, tex);
if (!AttachSharedHandle(gl(), mShareType, mSharedHandle)) {
NS_ERROR("Failed to bind shared texture handle");
return;
}
ApplyFilterToBoundTexture(gl(), aFilter, mTextureTarget);
}
void
SharedTextureSourceOGL::DetachSharedHandle()
{
if (!gl()) {
return;
}
gl::DetachSharedHandle(gl(), mShareType, mSharedHandle);
}
void
SharedTextureSourceOGL::SetCompositor(Compositor* aCompositor)
{
mCompositor = static_cast<CompositorOGL*>(aCompositor);
}
bool
SharedTextureSourceOGL::IsValid() const
{
return !!gl();
}
gl::GLContext*
SharedTextureSourceOGL::gl() const
{
return mCompositor ? mCompositor->gl() : nullptr;
}
gfx::Matrix4x4
SharedTextureSourceOGL::GetTextureTransform()
{
SharedHandleDetails handleDetails;
if (!GetSharedHandleDetails(gl(), mShareType, mSharedHandle, handleDetails)) {
NS_WARNING("Could not get shared handle details");
return gfx::Matrix4x4();
}
return handleDetails.mTextureTransform;
}
SharedTextureHostOGL::SharedTextureHostOGL(TextureFlags aFlags,
gl::SharedTextureShareType aShareType,
gl::SharedTextureHandle aSharedHandle,
gfx::IntSize aSize,
bool inverted)
: TextureHost(aFlags)
, mSize(aSize)
, mCompositor(nullptr)
, mSharedHandle(aSharedHandle)
, mShareType(aShareType)
{
}
SharedTextureHostOGL::~SharedTextureHostOGL()
{
// If need to deallocate textures, call DeallocateSharedData() before
// the destructor
}
gl::GLContext*
SharedTextureHostOGL::gl() const
{
return mCompositor ? mCompositor->gl() : nullptr;
}
bool
SharedTextureHostOGL::Lock()
{
if (!mCompositor) {
return false;
}
if (!mTextureSource) {
// XXX on android GetSharedHandleDetails can call into Java which we'd
// rather not do from the compositor
SharedHandleDetails handleDetails;
if (!GetSharedHandleDetails(gl(), mShareType, mSharedHandle, handleDetails)) {
NS_WARNING("Could not get shared handle details");
return false;
}
GLenum wrapMode = LOCAL_GL_CLAMP_TO_EDGE;
mTextureSource = new SharedTextureSourceOGL(mCompositor,
mSharedHandle,
handleDetails.mTextureFormat,
handleDetails.mTarget,
wrapMode,
mShareType,
mSize);
}
return true;
}
void
SharedTextureHostOGL::Unlock()
{
if (!mTextureSource) {
return;
}
mTextureSource->DetachSharedHandle();
}
void
SharedTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
mCompositor = glCompositor;
if (mTextureSource) {
mTextureSource->SetCompositor(glCompositor);
}
}
gfx::SurfaceFormat
SharedTextureHostOGL::GetFormat() const
{
MOZ_ASSERT(mTextureSource);
return mTextureSource->GetFormat();
}
void
StreamTextureSourceOGL::BindTexture(GLenum activetex, gfx::Filter aFilter)
{
MOZ_ASSERT(gl());
gl()->fActiveTexture(activetex);
gl()->fBindTexture(mTextureTarget, mTextureHandle);
SetFilter(gl(), aFilter);
}
bool
StreamTextureSourceOGL::RetrieveTextureFromStream()
{
gl()->MakeCurrent();
SharedSurface* sharedSurf = mStream->SwapConsumer();
if (!sharedSurf) {
// We don't have a valid surf to show yet.
return false;
}
gl()->MakeCurrent();
mSize = IntSize(sharedSurf->Size().width, sharedSurf->Size().height);
DataSourceSurface* toUpload = nullptr;
switch (sharedSurf->Type()) {
case SharedSurfaceType::GLTextureShare: {
SharedSurface_GLTexture* glTexSurf = SharedSurface_GLTexture::Cast(sharedSurf);
mTextureHandle = glTexSurf->ConsTexture(gl());
mTextureTarget = glTexSurf->ConsTextureTarget();
MOZ_ASSERT(mTextureHandle);
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
break;
}
case SharedSurfaceType::EGLImageShare: {
SharedSurface_EGLImage* eglImageSurf =
SharedSurface_EGLImage::Cast(sharedSurf);
eglImageSurf->AcquireConsumerTexture(gl(), &mTextureHandle, &mTextureTarget);
MOZ_ASSERT(mTextureHandle);
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
break;
}
#ifdef XP_MACOSX
case SharedSurfaceType::IOSurface: {
SharedSurface_IOSurface* glTexSurf = SharedSurface_IOSurface::Cast(sharedSurf);
mTextureHandle = glTexSurf->ConsTexture(gl());
mTextureTarget = glTexSurf->ConsTextureTarget();
MOZ_ASSERT(mTextureHandle);
mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8
: SurfaceFormat::R8G8B8X8;
break;
}
#endif
case SharedSurfaceType::Basic: {
toUpload = SharedSurface_Basic::Cast(sharedSurf)->GetData();
MOZ_ASSERT(toUpload);
break;
}
default:
MOZ_CRASH("Invalid SharedSurface type.");
}
if (toUpload) {
// mBounds seems to end up as (0,0,0,0) a lot, so don't use it?
nsIntSize size(ThebesIntSize(toUpload->GetSize()));
nsIntRect rect(nsIntPoint(0,0), size);
nsIntRegion bounds(rect);
mFormat = UploadSurfaceToTexture(gl(),
toUpload,
bounds,
mUploadTexture,
true);
mTextureHandle = mUploadTexture;
mTextureTarget = LOCAL_GL_TEXTURE_2D;
}
MOZ_ASSERT(mTextureHandle);
gl()->fBindTexture(mTextureTarget, mTextureHandle);
gl()->fTexParameteri(mTextureTarget,
LOCAL_GL_TEXTURE_WRAP_S,
LOCAL_GL_CLAMP_TO_EDGE);
gl()->fTexParameteri(mTextureTarget,
LOCAL_GL_TEXTURE_WRAP_T,
LOCAL_GL_CLAMP_TO_EDGE);
ClearCachedFilter();
return true;
}
void
StreamTextureSourceOGL::DeallocateDeviceData()
{
if (mUploadTexture) {
MOZ_ASSERT(gl());
gl()->MakeCurrent();
gl()->fDeleteTextures(1, &mUploadTexture);
mUploadTexture = 0;
mTextureHandle = 0;
}
}
gl::GLContext*
StreamTextureSourceOGL::gl() const
{
return mCompositor ? mCompositor->gl() : nullptr;
}
void
StreamTextureSourceOGL::SetCompositor(Compositor* aCompositor)
{
mCompositor = static_cast<CompositorOGL*>(aCompositor);
}
StreamTextureHostOGL::StreamTextureHostOGL(TextureFlags aFlags,
const SurfaceStreamDescriptor& aDesc)
: TextureHost(aFlags)
{
mStream = SurfaceStream::FromHandle(aDesc.handle());
MOZ_ASSERT(mStream);
}
StreamTextureHostOGL::~StreamTextureHostOGL()
{
// If need to deallocate textures, call DeallocateSharedData() before
// the destructor
}
bool
StreamTextureHostOGL::Lock()
{
if (!mCompositor) {
return false;
}
if (!mTextureSource) {
mTextureSource = new StreamTextureSourceOGL(mCompositor,
mStream);
}
return mTextureSource->RetrieveTextureFromStream();
}
void
StreamTextureHostOGL::Unlock()
{
}
void
StreamTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
mCompositor = glCompositor;
if (mTextureSource) {
mTextureSource->SetCompositor(glCompositor);
}
}
gfx::SurfaceFormat
StreamTextureHostOGL::GetFormat() const
{
MOZ_ASSERT(mTextureSource);
return mTextureSource->GetFormat();
}
gfx::IntSize
StreamTextureHostOGL::GetSize() const
{
MOZ_ASSERT(mTextureSource);
return mTextureSource->GetSize();
}
TextureImageDeprecatedTextureHostOGL::~TextureImageDeprecatedTextureHostOGL()
{
MOZ_COUNT_DTOR(TextureImageDeprecatedTextureHostOGL);
if (mTexture && mTexture->InUpdate()) {
mTexture->EndUpdate();
}
}
gfx::IntSize
TextureImageDeprecatedTextureHostOGL::GetSize() const
{
if (mTexture) {
if (mIterating) {
return mTexture->GetTileRect().Size();
}
return mTexture->GetSize();
}
return gfx::IntSize(0, 0);
}
nsIntRect TextureImageDeprecatedTextureHostOGL::GetTileRect()
{
return ThebesIntRect(mTexture->GetTileRect());
}
void
TextureImageDeprecatedTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
GLContext* newGL = glCompositor ? glCompositor->gl() : nullptr;
if (mGL != newGL) {
mGL = newGL;
mTexture = nullptr;
// if we have a buffer we reupload it with the new gl context
// Post landing TODO: the new DeprecatedTextureClient/Host model will make this
// go away.
if (newGL && mBuffer && IsSurfaceDescriptorValid(*mBuffer)) {
UpdateImpl(*mBuffer);
}
}
}
void
TextureImageDeprecatedTextureHostOGL::EnsureBuffer(const nsIntSize& aSize,
gfxContentType aContentType)
{
if (!mTexture ||
mTexture->GetSize() != aSize.ToIntSize() ||
mTexture->GetContentType() != aContentType) {
mTexture = CreateTextureImage(mGL,
aSize.ToIntSize(),
aContentType,
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags));
}
mTexture->Resize(aSize.ToIntSize());
}
void
TextureImageDeprecatedTextureHostOGL::CopyTo(const nsIntRect& aSourceRect,
DeprecatedTextureHost *aDest,
const nsIntRect& aDestRect)
{
MOZ_ASSERT(aDest->AsSourceOGL(), "Incompatible destination type!");
TextureImageDeprecatedTextureHostOGL *dest =
aDest->AsSourceOGL()->AsTextureImageDeprecatedTextureHost();
MOZ_ASSERT(dest, "Incompatible destination type!");
mGL->BlitTextureImageHelper()->BlitTextureImage(mTexture, aSourceRect,
dest->mTexture, aDestRect);
dest->mTexture->MarkValid();
}
void
TextureImageDeprecatedTextureHostOGL::UpdateImpl(const SurfaceDescriptor& aImage,
nsIntRegion* aRegion,
nsIntPoint* aOffset)
{
if (!mGL) {
NS_WARNING("trying to update TextureImageDeprecatedTextureHostOGL without a compositor?");
return;
}
#ifdef MOZ_WIDGET_GONK
if (mCompositableBackendData) {
// on gonk, this class is used as a fallback from gralloc buffer.
// There is a case this class is used with GrallocDeprecatedTextureHostOGL
// under same CompositableHost. if it happens, a gralloc buffer of
// GrallocDeprecatedTextureHostOGL needs to be unbounded from a texture,
// when the gralloc buffer is not rendered.
// Establish the unbound by deleting the texture.
// See Bug 916264.
static_cast<CompositableDataGonkOGL*>(mCompositableBackendData.get())->DeleteTextureIfPresent();
}
#endif
AutoOpenSurface surf(OPEN_READ_ONLY, aImage);
gfx::IntSize size = surf.Size();
TextureImage::ImageFormat format = surf.ImageFormat();
if (!mTexture ||
(mTexture->GetSize() != size && !aOffset) ||
mTexture->GetContentType() != surf.ContentType() ||
(mTexture->GetImageFormat() != format &&
mTexture->GetImageFormat() != gfxImageFormat::Unknown)) {
mTexture = CreateTextureImage(mGL,
size,
surf.ContentType(),
WrapMode(mGL, mFlags & TEXTURE_ALLOW_REPEAT),
FlagsToGLFlags(mFlags),
format);
}
// XXX this is always just ridiculously slow
nsIntRegion updateRegion;
if (!aRegion) {
updateRegion = nsIntRegion(nsIntRect(0, 0, size.width, size.height));
} else {
updateRegion = *aRegion;
}
gfx::IntPoint offset;
if (aOffset) {
offset.x = aOffset->x;
offset.y = aOffset->y;
}
nsRefPtr<gfxImageSurface> thebesSurf = surf.GetAsImage();
RefPtr<DataSourceSurface> sourceSurf =
gfx::Factory::CreateWrappingDataSourceSurface(thebesSurf->Data(),
thebesSurf->Stride(),
ToIntSize(thebesSurf->GetSize()),
ImageFormatToSurfaceFormat(thebesSurf->Format()));
mTexture->DirectUpdate(sourceSurf, updateRegion, offset);
mFormat = mTexture->GetTextureFormat();
if (mTexture->InUpdate()) {
mTexture->EndUpdate();
}
}
bool
TextureImageDeprecatedTextureHostOGL::Lock()
{
if (!mTexture) {
NS_WARNING("TextureImageDeprecatedTextureHost to be composited without texture");
return false;
}
mFormat = mTexture->GetTextureFormat();
return true;
}
TiledDeprecatedTextureHostOGL::~TiledDeprecatedTextureHostOGL()
{
DeleteTextures();
}
void
TiledDeprecatedTextureHostOGL::BindTexture(GLenum aTextureUnit, gfx::Filter aFilter)
{
mGL->fActiveTexture(aTextureUnit);
mGL->fBindTexture(LOCAL_GL_TEXTURE_2D, mTextureHandle);
SetFilter(mGL, aFilter);
}
static void
GetFormatAndTileForImageFormat(gfxImageFormat aFormat,
GLenum& aOutFormat,
GLenum& aOutType)
{
if (aFormat == gfxImageFormat::RGB16_565) {
aOutFormat = LOCAL_GL_RGB;
aOutType = LOCAL_GL_UNSIGNED_SHORT_5_6_5;
} else {
aOutFormat = LOCAL_GL_RGBA;
aOutType = LOCAL_GL_UNSIGNED_BYTE;
}
}
void
TiledDeprecatedTextureHostOGL::SetCompositor(Compositor* aCompositor)
{
CompositorOGL* glCompositor = static_cast<CompositorOGL*>(aCompositor);
if (mGL && !glCompositor) {
DeleteTextures();
}
mGL = glCompositor ? glCompositor->gl() : nullptr;
}
void
TiledDeprecatedTextureHostOGL::DeleteTextures()
{
if (mTextureHandle) {
if (mGL->MakeCurrent()) {
mGL->fDeleteTextures(1, &mTextureHandle);
gl::GfxTexturesReporter::UpdateAmount(gl::GfxTexturesReporter::MemoryFreed,
mGLFormat, GetTileType(),
TILEDLAYERBUFFER_TILE_SIZE);
} else if (mGL->IsDestroyed()) {
// if MakeCurrent failed because the context was already destoyed, it means
// the driver already freed the texture memory underneith us, so it should
// not count as a leak.
gl::GfxTexturesReporter::UpdateAmount(gl::GfxTexturesReporter::MemoryFreed,
mGLFormat, GetTileType(),
TILEDLAYERBUFFER_TILE_SIZE);
}
mTextureHandle = 0;
}
}
void
TiledDeprecatedTextureHostOGL::Update(gfxReusableSurfaceWrapper* aReusableSurface, TextureFlags aFlags, const gfx::IntSize& aSize)
{
mSize = aSize;
if (!mGL->MakeCurrent()) {
return;
}
if (aFlags & TEXTURE_NEW_TILE) {
SetFlags(aFlags);
mGL->fGenTextures(1, &mTextureHandle);
mGL->fBindTexture(LOCAL_GL_TEXTURE_2D, mTextureHandle);
mGL->fTexParameteri(LOCAL_GL_TEXTURE_2D, LOCAL_GL_TEXTURE_WRAP_S, LOCAL_GL_CLAMP_TO_EDGE);
mGL->fTexParameteri(LOCAL_GL_TEXTURE_2D, LOCAL_GL_TEXTURE_WRAP_T, LOCAL_GL_CLAMP_TO_EDGE);
ClearCachedFilter();
} else {
mGL->fBindTexture(LOCAL_GL_TEXTURE_2D, mTextureHandle);
// We're re-using a texture, but the format may change. Update the memory
// reporter with a free and alloc (below) using the old and new formats.
gl::GfxTexturesReporter::UpdateAmount(gl::GfxTexturesReporter::MemoryFreed,
mGLFormat, GetTileType(),
TILEDLAYERBUFFER_TILE_SIZE);
}
GLenum type;
GetFormatAndTileForImageFormat(aReusableSurface->Format(), mGLFormat, type);
const unsigned char* buf = aReusableSurface->GetReadOnlyData();
mGL->fTexImage2D(LOCAL_GL_TEXTURE_2D, 0, mGLFormat,
TILEDLAYERBUFFER_TILE_SIZE, TILEDLAYERBUFFER_TILE_SIZE, 0,
mGLFormat, type, buf);
gl::GfxTexturesReporter::UpdateAmount(gl::GfxTexturesReporter::MemoryAllocated,
mGLFormat, type,
TILEDLAYERBUFFER_TILE_SIZE);
if (mGLFormat == LOCAL_GL_RGB) {
mFormat = SurfaceFormat::R8G8B8X8;
} else {
mFormat = SurfaceFormat::B8G8R8A8;
}
}
bool
TiledDeprecatedTextureHostOGL::Lock()
{
if (!mTextureHandle) {
NS_WARNING("TiledDeprecatedTextureHostOGL not ready to be composited");
return false;
}
if (!mGL->MakeCurrent()) {
return false;
}
mGL->fActiveTexture(LOCAL_GL_TEXTURE0);
return true;
}
TemporaryRef<gfx::DataSourceSurface>
TextureImageDeprecatedTextureHostOGL::GetAsSurface() {
RefPtr<gfx::DataSourceSurface> surf =
IsValid() ? ReadBackSurface(mGL, mTexture->GetTextureID(),
false, mTexture->GetTextureFormat())
: nullptr;
return surf.forget();
}
TemporaryRef<gfx::DataSourceSurface>
TiledDeprecatedTextureHostOGL::GetAsSurface() {
RefPtr<DataSourceSurface> surf =
IsValid() ? ReadBackSurface(mGL, mTextureHandle, false, GetFormat())
: nullptr;
return surf.forget();
}
} // namespace
} // namespace
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