Bug 1191042 - Use CreateOffscreen for WebGL instead of CreateHeadless. - r=jrmuizel

This commit is contained in:
Jeff Gilbert 2015-09-24 12:21:05 -07:00
Родитель 59b6510302
Коммит 187dfafc29
23 изменённых файлов: 679 добавлений и 676 удалений

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@ -217,6 +217,7 @@ WebGLContext::WebGLContext()
, mBypassShaderValidation(false)
, mGLMaxSamples(1)
, mNeedsFakeNoAlpha(false)
, mNeedsFakeNoDepth(false)
, mNeedsFakeNoStencil(false)
{
mGeneration = 0;
@ -253,6 +254,7 @@ WebGLContext::WebGLContext()
mDitherEnabled = 1;
mRasterizerDiscardEnabled = 0; // OpenGL ES 3.0 spec p244
mScissorTestEnabled = 0;
mDepthTestEnabled = 0;
mStencilTestEnabled = 0;
// initialize some GL values: we're going to get them from the GL and use them as the sizes of arrays,
@ -543,107 +545,9 @@ HasAcceleratedLayers(const nsCOMPtr<nsIGfxInfo>& gfxInfo)
return false;
}
static already_AddRefed<GLContext>
CreateHeadlessNativeGL(CreateContextFlags flags, const nsCOMPtr<nsIGfxInfo>& gfxInfo,
WebGLContext* webgl)
{
if (!(flags & CreateContextFlags::FORCE_ENABLE_HARDWARE) &&
IsFeatureInBlacklist(gfxInfo, nsIGfxInfo::FEATURE_WEBGL_OPENGL))
{
webgl->GenerateWarning("Refused to create native OpenGL context"
" because of blacklisting.");
return nullptr;
}
nsRefPtr<GLContext> gl = gl::GLContextProvider::CreateHeadless(flags);
if (!gl) {
webgl->GenerateWarning("Error during native OpenGL init.");
return nullptr;
}
MOZ_ASSERT(!gl->IsANGLE());
return gl.forget();
}
// Note that we have a separate call for ANGLE and EGL, even though
// right now, we get ANGLE implicitly by using EGL on Windows.
// Eventually, we want to be able to pick ANGLE-EGL or native EGL.
static already_AddRefed<GLContext>
CreateHeadlessANGLE(CreateContextFlags flags, const nsCOMPtr<nsIGfxInfo>& gfxInfo,
WebGLContext* webgl)
{
nsRefPtr<GLContext> gl;
#ifdef XP_WIN
gl = gl::GLContextProviderEGL::CreateHeadless(flags);
if (!gl) {
webgl->GenerateWarning("Error during ANGLE OpenGL init.");
return nullptr;
}
MOZ_ASSERT(gl->IsANGLE());
#endif
return gl.forget();
}
static already_AddRefed<GLContext>
CreateHeadlessEGL(CreateContextFlags flags, WebGLContext* webgl)
{
nsRefPtr<GLContext> gl;
#ifdef ANDROID
gl = gl::GLContextProviderEGL::CreateHeadless(flags);
if (!gl) {
webgl->GenerateWarning("Error during EGL OpenGL init.");
return nullptr;
}
MOZ_ASSERT(!gl->IsANGLE());
#endif
return gl.forget();
}
static already_AddRefed<GLContext>
CreateHeadlessGL(CreateContextFlags flags, const nsCOMPtr<nsIGfxInfo>& gfxInfo,
WebGLContext* webgl)
{
bool preferEGL = PR_GetEnv("MOZ_WEBGL_PREFER_EGL");
bool disableANGLE = Preferences::GetBool("webgl.disable-angle", false);
if (PR_GetEnv("MOZ_WEBGL_FORCE_OPENGL"))
disableANGLE = true;
if (!webgl->IsWebGL2()) {
flags |= CreateContextFlags::REQUIRE_COMPAT_PROFILE;
}
nsRefPtr<GLContext> gl;
if (preferEGL)
gl = CreateHeadlessEGL(flags, webgl);
if (!gl && !disableANGLE) {
gl = CreateHeadlessANGLE(flags, gfxInfo, webgl);
}
if (!gl) {
gl = CreateHeadlessNativeGL(flags, gfxInfo, webgl);
}
return gl.forget();
}
// Try to create a dummy offscreen with the given caps.
static bool
CreateOffscreenWithCaps(GLContext* gl, const SurfaceCaps& caps)
{
gfx::IntSize dummySize(16, 16);
return gl->InitOffscreen(dummySize, caps);
}
static void
PopulateCapFallbackQueue(const SurfaceCaps& baseCaps,
std::queue<SurfaceCaps>* out_fallbackCaps)
PopulateCapFallbackQueue(const gl::SurfaceCaps& baseCaps,
std::queue<gl::SurfaceCaps>* out_fallbackCaps)
{
out_fallbackCaps->push(baseCaps);
@ -651,7 +555,7 @@ PopulateCapFallbackQueue(const SurfaceCaps& baseCaps,
// The user basically doesn't have to handle if this fails, they
// just get reduced quality.
if (baseCaps.antialias) {
SurfaceCaps nextCaps(baseCaps);
gl::SurfaceCaps nextCaps(baseCaps);
nextCaps.antialias = false;
PopulateCapFallbackQueue(nextCaps, out_fallbackCaps);
}
@ -660,25 +564,22 @@ PopulateCapFallbackQueue(const SurfaceCaps& baseCaps,
// depth. However, the client app will need to handle if this
// doesn't work.
if (baseCaps.stencil) {
SurfaceCaps nextCaps(baseCaps);
gl::SurfaceCaps nextCaps(baseCaps);
nextCaps.stencil = false;
PopulateCapFallbackQueue(nextCaps, out_fallbackCaps);
}
if (baseCaps.depth) {
SurfaceCaps nextCaps(baseCaps);
gl::SurfaceCaps nextCaps(baseCaps);
nextCaps.depth = false;
PopulateCapFallbackQueue(nextCaps, out_fallbackCaps);
}
}
static bool
CreateOffscreen(GLContext* gl, const WebGLContextOptions& options,
const nsCOMPtr<nsIGfxInfo>& gfxInfo, WebGLContext* webgl,
layers::LayersBackend layersBackend,
layers::ISurfaceAllocator* surfAllocator)
static gl::SurfaceCaps
BaseCaps(const WebGLContextOptions& options, WebGLContext* webgl)
{
SurfaceCaps baseCaps;
gl::SurfaceCaps baseCaps;
baseCaps.color = true;
baseCaps.alpha = options.alpha;
@ -691,29 +592,36 @@ CreateOffscreen(GLContext* gl, const WebGLContextOptions& options,
if (!baseCaps.alpha)
baseCaps.premultAlpha = true;
if (gl->IsANGLE() ||
(gl->GetContextType() == GLContextType::GLX &&
layersBackend == LayersBackend::LAYERS_OPENGL))
{
// We can't use no-alpha formats on ANGLE yet because of:
// https://code.google.com/p/angleproject/issues/detail?id=764
// GLX only supports GL_RGBA pixmaps as well. Since we can't blit from
// an RGB FB to GLX's RGBA FB, force RGBA when surface sharing.
baseCaps.alpha = true;
}
// we should really have this behind a
// |gfxPlatform::GetPlatform()->GetScreenDepth() == 16| check, but
// for now it's just behind a pref for testing/evaluation.
baseCaps.bpp16 = Preferences::GetBool("webgl.prefer-16bpp", false);
#ifdef MOZ_WIDGET_GONK
baseCaps.surfaceAllocator = surfAllocator;
do {
auto canvasElement = webgl->GetCanvas();
auto ownerDoc = canvasElement->OwnerDoc();
nsIWidget* docWidget = nsContentUtils::WidgetForDocument(ownerDoc);
if (!docWidget)
break;
layers::LayerManager* layerManager = docWidget->GetLayerManager();
if (!layerManager)
break;
// XXX we really want "AsSurfaceAllocator" here for generality
layers::ShadowLayerForwarder* forwarder = layerManager->AsShadowForwarder();
if (!forwarder)
break;
baseCaps.surfaceAllocator = static_cast<layers::ISurfaceAllocator*>(forwarder);
} while (false);
#endif
// Done with baseCaps construction.
bool forceAllowAA = Preferences::GetBool("webgl.msaa-force", false);
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
if (!forceAllowAA &&
IsFeatureInBlacklist(gfxInfo, nsIGfxInfo::FEATURE_WEBGL_MSAA))
{
@ -722,62 +630,149 @@ CreateOffscreen(GLContext* gl, const WebGLContextOptions& options,
baseCaps.antialias = false;
}
std::queue<SurfaceCaps> fallbackCaps;
return baseCaps;
}
////////////////////////////////////////
static already_AddRefed<gl::GLContext>
CreateGLWithEGL(const gl::SurfaceCaps& caps, gl::CreateContextFlags flags,
WebGLContext* webgl)
{
RefPtr<GLContext> gl;
#ifndef XP_MACOSX // Mac doesn't have GLContextProviderEGL.
gfx::IntSize dummySize(16, 16);
gl = gl::GLContextProviderEGL::CreateOffscreen(dummySize, caps,
flags);
if (!gl) {
webgl->GenerateWarning("Error during EGL OpenGL init.");
return nullptr;
}
if (gl->IsANGLE())
return nullptr;
#endif // XP_MACOSX
return gl.forget();
}
static already_AddRefed<GLContext>
CreateGLWithANGLE(const gl::SurfaceCaps& caps, gl::CreateContextFlags flags,
WebGLContext* webgl)
{
RefPtr<GLContext> gl;
#ifdef XP_WIN
gfx::IntSize dummySize(16, 16);
gl = gl::GLContextProviderEGL::CreateOffscreen(dummySize, caps, flags);
if (!gl) {
webgl->GenerateWarning("Error during ANGLE OpenGL init.");
return nullptr;
}
if (!gl->IsANGLE())
return nullptr;
#endif
return gl.forget();
}
static already_AddRefed<gl::GLContext>
CreateGLWithDefault(const gl::SurfaceCaps& caps, gl::CreateContextFlags flags,
WebGLContext* webgl)
{
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
if (!(flags & CreateContextFlags::FORCE_ENABLE_HARDWARE) &&
IsFeatureInBlacklist(gfxInfo, nsIGfxInfo::FEATURE_WEBGL_OPENGL))
{
webgl->GenerateWarning("Refused to create native OpenGL context because of"
" blacklisting.");
return nullptr;
}
gfx::IntSize dummySize(16, 16);
RefPtr<GLContext> gl = gl::GLContextProvider::CreateOffscreen(dummySize, caps, flags);
if (!gl) {
webgl->GenerateWarning("Error during native OpenGL init.");
return nullptr;
}
if (gl->IsANGLE())
return nullptr;
return gl.forget();
}
////////////////////////////////////////
bool
WebGLContext::CreateAndInitGLWith(FnCreateGL_T fnCreateGL,
const gl::SurfaceCaps& baseCaps,
gl::CreateContextFlags flags)
{
MOZ_ASSERT(!gl);
std::queue<gl::SurfaceCaps> fallbackCaps;
PopulateCapFallbackQueue(baseCaps, &fallbackCaps);
bool created = false;
gl = nullptr;
while (!fallbackCaps.empty()) {
SurfaceCaps& caps = fallbackCaps.front();
gl::SurfaceCaps& caps = fallbackCaps.front();
created = CreateOffscreenWithCaps(gl, caps);
if (created)
gl = fnCreateGL(caps, flags, this);
if (gl)
break;
fallbackCaps.pop();
}
if (!gl)
return false;
return created;
if (!InitAndValidateGL()) {
gl = nullptr;
return false;
}
return true;
}
bool
WebGLContext::CreateOffscreenGL(bool forceEnabled)
WebGLContext::CreateAndInitGL(bool forceEnabled)
{
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
bool preferEGL = PR_GetEnv("MOZ_WEBGL_PREFER_EGL");
bool disableANGLE = Preferences::GetBool("webgl.disable-angle", false);
layers::ISurfaceAllocator* surfAllocator = nullptr;
#ifdef MOZ_WIDGET_GONK
nsIWidget* docWidget = nsContentUtils::WidgetForDocument(mCanvasElement->OwnerDoc());
if (docWidget) {
layers::LayerManager* layerManager = docWidget->GetLayerManager();
if (layerManager) {
// XXX we really want "AsSurfaceAllocator" here for generality
layers::ShadowLayerForwarder* forwarder = layerManager->AsShadowForwarder();
if (forwarder)
surfAllocator = static_cast<layers::ISurfaceAllocator*>(forwarder);
}
if (PR_GetEnv("MOZ_WEBGL_FORCE_OPENGL"))
disableANGLE = true;
gl::CreateContextFlags flags = gl::CreateContextFlags::NONE;
if (forceEnabled) flags |= gl::CreateContextFlags::FORCE_ENABLE_HARDWARE;
if (!IsWebGL2()) flags |= gl::CreateContextFlags::REQUIRE_COMPAT_PROFILE;
const gl::SurfaceCaps baseCaps = BaseCaps(mOptions, this);
MOZ_ASSERT(!gl);
if (preferEGL) {
if (CreateAndInitGLWith(CreateGLWithEGL, baseCaps, flags))
return true;
}
#endif
CreateContextFlags flags = forceEnabled ? CreateContextFlags::FORCE_ENABLE_HARDWARE :
CreateContextFlags::NONE;
MOZ_ASSERT(!gl);
gl = CreateHeadlessGL(flags, gfxInfo, this);
if (!disableANGLE) {
if (CreateAndInitGLWith(CreateGLWithANGLE, baseCaps, flags))
return true;
}
do {
if (!gl)
break;
if (!CreateOffscreen(gl, mOptions, gfxInfo, this,
GetCompositorBackendType(), surfAllocator))
break;
if (!InitAndValidateGL())
break;
MOZ_ASSERT(!gl);
if (CreateAndInitGLWith(CreateGLWithDefault, baseCaps, flags))
return true;
} while (false);
MOZ_ASSERT(!gl);
gl = nullptr;
return false;
}
@ -941,12 +936,15 @@ WebGLContext::SetDimensions(int32_t signedWidth, int32_t signedHeight)
bool forceEnabled = Preferences::GetBool("webgl.force-enabled", false);
ScopedGfxFeatureReporter reporter("WebGL", forceEnabled);
if (!CreateOffscreenGL(forceEnabled)) {
MOZ_ASSERT(!gl);
if (!CreateAndInitGL(forceEnabled)) {
GenerateWarning("WebGL creation failed.");
return NS_ERROR_FAILURE;
}
MOZ_ASSERT(gl);
MOZ_ASSERT_IF(mOptions.alpha, gl->Caps().alpha);
if (!ResizeBackbuffer(width, height)) {
GenerateWarning("Initializing WebGL backbuffer failed.");
return NS_ERROR_FAILURE;
@ -965,14 +963,20 @@ WebGLContext::SetDimensions(int32_t signedWidth, int32_t signedHeight)
if (!mOptions.alpha && gl->Caps().alpha)
mNeedsFakeNoAlpha = true;
// ANGLE doesn't quite handle this properly.
if (gl->Caps().depth && !gl->Caps().stencil && gl->IsANGLE())
if (!mOptions.depth && gl->Caps().depth)
mNeedsFakeNoDepth = true;
if (!mOptions.stencil && gl->Caps().stencil)
mNeedsFakeNoStencil = true;
}
// Update mOptions.
mOptions.depth = gl->Caps().depth;
mOptions.stencil = gl->Caps().stencil;
if (!gl->Caps().depth)
mOptions.depth = false;
if (!gl->Caps().stencil)
mOptions.stencil = false;
mOptions.antialias = gl->Caps().antialias;
MakeContextCurrent();
@ -998,10 +1002,16 @@ WebGLContext::SetDimensions(int32_t signedWidth, int32_t signedHeight)
mShouldPresent = true;
MOZ_ASSERT(gl->Caps().color);
MOZ_ASSERT_IF(!mNeedsFakeNoAlpha, gl->Caps().alpha == mOptions.alpha);
MOZ_ASSERT_IF(mNeedsFakeNoAlpha, !mOptions.alpha && gl->Caps().alpha);
MOZ_ASSERT(gl->Caps().depth == mOptions.depth);
MOZ_ASSERT(gl->Caps().stencil == mOptions.stencil);
MOZ_ASSERT_IF(!mNeedsFakeNoDepth, gl->Caps().depth == mOptions.depth);
MOZ_ASSERT_IF(mNeedsFakeNoDepth, !mOptions.depth && gl->Caps().depth);
MOZ_ASSERT_IF(!mNeedsFakeNoStencil, gl->Caps().stencil == mOptions.stencil);
MOZ_ASSERT_IF(mNeedsFakeNoStencil, !mOptions.stencil && gl->Caps().stencil);
MOZ_ASSERT(gl->Caps().antialias == mOptions.antialias);
MOZ_ASSERT(gl->Caps().preserve == mOptions.preserveDrawingBuffer);
@ -1876,6 +1886,7 @@ RoundedToNextMultipleOf(CheckedUint32 x, CheckedUint32 y)
WebGLContext::ScopedMaskWorkaround::ScopedMaskWorkaround(WebGLContext& webgl)
: mWebGL(webgl)
, mFakeNoAlpha(ShouldFakeNoAlpha(webgl))
, mFakeNoDepth(ShouldFakeNoDepth(webgl))
, mFakeNoStencil(ShouldFakeNoStencil(webgl))
{
if (mFakeNoAlpha) {
@ -1884,6 +1895,9 @@ WebGLContext::ScopedMaskWorkaround::ScopedMaskWorkaround(WebGLContext& webgl)
mWebGL.mColorWriteMask[2],
false);
}
if (mFakeNoDepth) {
mWebGL.gl->fDisable(LOCAL_GL_DEPTH_TEST);
}
if (mFakeNoStencil) {
mWebGL.gl->fDisable(LOCAL_GL_STENCIL_TEST);
}
@ -1897,6 +1911,9 @@ WebGLContext::ScopedMaskWorkaround::~ScopedMaskWorkaround()
mWebGL.mColorWriteMask[2],
mWebGL.mColorWriteMask[3]);
}
if (mFakeNoDepth) {
mWebGL.gl->fEnable(LOCAL_GL_DEPTH_TEST);
}
if (mFakeNoStencil) {
mWebGL.gl->fEnable(LOCAL_GL_STENCIL_TEST);
}

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@ -8,6 +8,7 @@
#include <stdarg.h>
#include "GLContextTypes.h"
#include "GLDefs.h"
#include "mozilla/Attributes.h"
#include "mozilla/CheckedInt.h"
@ -24,6 +25,7 @@
#include "nsLayoutUtils.h"
#include "nsTArray.h"
#include "nsWrapperCache.h"
#include "SurfaceTypes.h"
#ifdef XP_MACOSX
#include "ForceDiscreteGPUHelperCGL.h"
@ -812,6 +814,7 @@ private:
realGLboolean mDitherEnabled;
realGLboolean mRasterizerDiscardEnabled;
realGLboolean mScissorTestEnabled;
realGLboolean mDepthTestEnabled;
realGLboolean mStencilTestEnabled;
bool ValidateCapabilityEnum(GLenum cap, const char* info);
@ -1153,11 +1156,19 @@ public:
protected:
bool InitWebGL2();
bool CreateAndInitGL(bool forceEnabled);
bool ResizeBackbuffer(uint32_t width, uint32_t height);
typedef already_AddRefed<gl::GLContext> FnCreateGL_T(const gl::SurfaceCaps& caps,
gl::CreateContextFlags flags,
WebGLContext* webgl);
bool CreateAndInitGLWith(FnCreateGL_T fnCreateGL, const gl::SurfaceCaps& baseCaps,
gl::CreateContextFlags flags);
// -------------------------------------------------------------------------
// Validation functions (implemented in WebGLContextValidate.cpp)
bool CreateOffscreenGL(bool forceEnabled);
bool InitAndValidateGL();
bool ResizeBackbuffer(uint32_t width, uint32_t height);
bool ValidateBlendEquationEnum(GLenum cap, const char* info);
bool ValidateBlendFuncDstEnum(GLenum mode, const char* info);
bool ValidateBlendFuncSrcEnum(GLenum mode, const char* info);
@ -1443,11 +1454,13 @@ protected:
uint64_t mLastUseIndex;
bool mNeedsFakeNoAlpha;
bool mNeedsFakeNoDepth;
bool mNeedsFakeNoStencil;
struct ScopedMaskWorkaround {
WebGLContext& mWebGL;
const bool mFakeNoAlpha;
const bool mFakeNoDepth;
const bool mFakeNoStencil;
static bool ShouldFakeNoAlpha(WebGLContext& webgl) {
@ -1458,6 +1471,13 @@ protected:
webgl.mColorWriteMask[3] != false;
}
static bool ShouldFakeNoDepth(WebGLContext& webgl) {
// We should only be doing this if we're about to draw to the backbuffer.
return !webgl.mBoundDrawFramebuffer &&
webgl.mNeedsFakeNoDepth &&
webgl.mDepthTestEnabled;
}
static bool ShouldFakeNoStencil(WebGLContext& webgl) {
// We should only be doing this if we're about to draw to the backbuffer.
return !webgl.mBoundDrawFramebuffer &&

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@ -360,12 +360,18 @@ WebGLContext::GetParameter(JSContext* cx, GLenum pname, ErrorResult& rv)
case LOCAL_GL_MAX_TEXTURE_IMAGE_UNITS:
case LOCAL_GL_RED_BITS:
case LOCAL_GL_GREEN_BITS:
case LOCAL_GL_BLUE_BITS:
case LOCAL_GL_DEPTH_BITS: {
case LOCAL_GL_BLUE_BITS: {
GLint i = 0;
gl->fGetIntegerv(pname, &i);
return JS::Int32Value(i);
}
case LOCAL_GL_DEPTH_BITS: {
GLint i = 0;
if (!mNeedsFakeNoDepth) {
gl->fGetIntegerv(pname, &i);
}
return JS::Int32Value(i);
}
case LOCAL_GL_ALPHA_BITS: {
GLint i = 0;
if (!mNeedsFakeNoAlpha) {
@ -622,6 +628,8 @@ realGLboolean*
WebGLContext::GetStateTrackingSlot(GLenum cap)
{
switch (cap) {
case LOCAL_GL_DEPTH_TEST:
return &mDepthTestEnabled;
case LOCAL_GL_DITHER:
return &mDitherEnabled;
case LOCAL_GL_RASTERIZER_DISCARD:

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@ -1175,6 +1175,7 @@ WebGLContext::AssertCachedState()
}
// Draw state
MOZ_ASSERT(gl->fIsEnabled(LOCAL_GL_DEPTH_TEST) == mDepthTestEnabled);
MOZ_ASSERT(gl->fIsEnabled(LOCAL_GL_DITHER) == mDitherEnabled);
MOZ_ASSERT_IF(IsWebGL2(),
gl->fIsEnabled(LOCAL_GL_RASTERIZER_DISCARD) == mRasterizerDiscardEnabled);

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@ -100,7 +100,7 @@ public:
LOCAL_EGL_NONE, LOCAL_EGL_NONE
};
EGLContext eglContext = static_cast<GLContextEGL*>(mGLContext.get())->GetEGLContext();
EGLContext eglContext = static_cast<GLContextEGL*>(mGLContext.get())->mContext;
EGLImage eglImage = sEGLLibrary.fCreateImage(EGL_DISPLAY(), eglContext,
LOCAL_EGL_GL_TEXTURE_2D_KHR,
(EGLClientBuffer)tex, attribs);

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@ -28,7 +28,7 @@ static ANPEGLContext anp_opengl_acquireContext(NPP instance) {
return nullptr;
context->MakeCurrent();
return GLContextEGL::Cast(context)->GetEGLContext();
return GLContextEGL::Cast(context)->mContext;
}
static ANPTextureInfo anp_opengl_lockTexture(NPP instance) {

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@ -23,7 +23,7 @@ CreateEGLImage(GLContext* gl, GLuint tex)
MOZ_ASSERT(DoesEGLContextSupportSharingWithEGLImage(gl));
EGLClientBuffer clientBuffer = (EGLClientBuffer)((uint64_t)tex);
EGLContext eglContext = GLContextEGL::Cast(gl)->GetEGLContext();
EGLContext eglContext = GLContextEGL::Cast(gl)->mContext;
EGLImage image = sEGLLibrary.fCreateImage(EGL_DISPLAY(),
eglContext,
LOCAL_EGL_GL_TEXTURE_2D,
@ -42,7 +42,7 @@ EGLImageWrapper::Create(GLContext* gl, GLuint tex)
GLLibraryEGL& library = sEGLLibrary;
EGLDisplay display = EGL_DISPLAY();
EGLContext eglContext = GLContextEGL::Cast(gl)->GetEGLContext();
EGLContext eglContext = GLContextEGL::Cast(gl)->mContext;
EGLClientBuffer clientBuffer = (EGLClientBuffer)((uint64_t)tex);
EGLImage image = library.fCreateImage(display,
eglContext,

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@ -306,7 +306,6 @@ GLContext::GLContext(const SurfaceCaps& caps,
mRenderer(GLRenderer::Other),
mHasRobustness(false),
mTopError(LOCAL_GL_NO_ERROR),
mLocalErrorScope(nullptr),
mSharedContext(sharedContext),
mCaps(caps),
mScreen(nullptr),

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@ -7,12 +7,13 @@
#ifndef GLCONTEXT_H_
#define GLCONTEXT_H_
#include <stdio.h>
#include <stdint.h>
#include <ctype.h>
#include <map>
#include <bitset>
#include <ctype.h>
#include <stdint.h>
#include <stdio.h>
#include <map>
#include <queue>
#include <stack>
#ifdef DEBUG
#include <string.h>
@ -619,7 +620,7 @@ public:
class LocalErrorScope;
private:
LocalErrorScope* mLocalErrorScope;
std::stack<const LocalErrorScope*> mLocalErrorScopeStack;
public:
class LocalErrorScope {
@ -632,8 +633,7 @@ public:
: mGL(gl)
, mHasBeenChecked(false)
{
MOZ_ASSERT(!mGL.mLocalErrorScope);
mGL.mLocalErrorScope = this;
mGL.mLocalErrorScopeStack.push(this);
mGL.FlushErrors();
@ -653,10 +653,10 @@ public:
MOZ_ASSERT(mGL.fGetError() == LOCAL_GL_NO_ERROR);
mGL.mTopError = mOldTop;
MOZ_ASSERT(mGL.mLocalErrorScopeStack.top() == this);
mGL.mLocalErrorScopeStack.pop();
MOZ_ASSERT(mGL.mLocalErrorScope == this);
mGL.mLocalErrorScope = nullptr;
mGL.mTopError = mOldTop;
}
};
@ -738,7 +738,7 @@ private:
}
if (err != LOCAL_GL_NO_ERROR &&
!mLocalErrorScope)
!mLocalErrorScopeStack.size())
{
printf_stderr("[gl:%p] %s: Generated unexpected %s error."
" (0x%04x)\n", this, funcName,

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@ -92,16 +92,12 @@ public:
// for the lifetime of this context.
void HoldSurface(gfxASurface *aSurf);
EGLContext GetEGLContext() {
return mContext;
}
EGLSurface GetEGLSurface() {
EGLSurface GetEGLSurface() const {
return mSurface;
}
EGLDisplay GetEGLDisplay() {
return EGL_DISPLAY();
EGLDisplay GetEGLDisplay() const {
return sEGLLibrary.Display();
}
bool BindTex2DOffscreen(GLContext *aOffscreen);
@ -112,15 +108,20 @@ public:
CreateEGLPixmapOffscreenContext(const gfx::IntSize& size);
static already_AddRefed<GLContextEGL>
CreateEGLPBufferOffscreenContext(const gfx::IntSize& size);
CreateEGLPBufferOffscreenContext(const gfx::IntSize& size,
const SurfaceCaps& minCaps);
protected:
friend class GLContextProviderEGL;
EGLConfig mConfig;
public:
const EGLConfig mConfig;
protected:
EGLSurface mSurface;
public:
const EGLContext mContext;
protected:
EGLSurface mSurfaceOverride;
EGLContext mContext;
nsRefPtr<gfxASurface> mThebesSurface;
bool mBound;

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@ -9,7 +9,6 @@
#include "GLContextTypes.h"
#include "nsAutoPtr.h"
#include "SurfaceTypes.h"
#include "mozilla/TypedEnumBits.h"
#include "nsSize.h" // for gfx::IntSize (needed by GLContextProviderImpl.h below)
@ -18,16 +17,6 @@ class nsIWidget;
namespace mozilla {
namespace gl {
enum class CreateContextFlags : int8_t {
NONE = 0,
REQUIRE_COMPAT_PROFILE = 1 << 0,
// Force the use of hardware backed GL, don't allow software implementations.
FORCE_ENABLE_HARDWARE = 1 << 1,
/* Don't force discrete GPU to be used (if applicable) */
ALLOW_OFFLINE_RENDERER = 1 << 2,
};
MOZ_MAKE_ENUM_CLASS_BITWISE_OPERATORS(CreateContextFlags)
#define IN_GL_CONTEXT_PROVIDER_H
// Null is always there
@ -36,47 +25,45 @@ MOZ_MAKE_ENUM_CLASS_BITWISE_OPERATORS(CreateContextFlags)
#undef GL_CONTEXT_PROVIDER_NAME
#ifdef XP_WIN
#define GL_CONTEXT_PROVIDER_NAME GLContextProviderWGL
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderWGL
#define DEFAULT_IMPL WGL
#define GL_CONTEXT_PROVIDER_NAME GLContextProviderWGL
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderWGL
#define DEFAULT_IMPL WGL
#endif
#ifdef XP_MACOSX
#define GL_CONTEXT_PROVIDER_NAME GLContextProviderCGL
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderCGL
#define GL_CONTEXT_PROVIDER_NAME GLContextProviderCGL
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderCGL
#endif
#if defined(MOZ_X11)
#define GL_CONTEXT_PROVIDER_NAME GLContextProviderGLX
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderGLX
#endif
#if defined(ANDROID) || defined(XP_WIN)
#define GL_CONTEXT_PROVIDER_NAME GLContextProviderEGL
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#ifndef GL_CONTEXT_PROVIDER_DEFAULT
#define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderEGL
#endif
#define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderEGL
#endif
#ifdef MOZ_GL_PROVIDER
#define GL_CONTEXT_PROVIDER_NAME MOZ_GL_PROVIDER
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#define GL_CONTEXT_PROVIDER_DEFAULT MOZ_GL_PROVIDER
#endif
#if defined(MOZ_X11) && !defined(GL_CONTEXT_PROVIDER_DEFAULT)
#define GL_CONTEXT_PROVIDER_NAME GLContextProviderGLX
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderGLX
#define GL_CONTEXT_PROVIDER_NAME MOZ_GL_PROVIDER
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#define GL_CONTEXT_PROVIDER_DEFAULT MOZ_GL_PROVIDER
#endif
#ifdef GL_CONTEXT_PROVIDER_DEFAULT
typedef GL_CONTEXT_PROVIDER_DEFAULT GLContextProvider;
typedef GL_CONTEXT_PROVIDER_DEFAULT GLContextProvider;
#else
typedef GLContextProviderNull GLContextProvider;
typedef GLContextProviderNull GLContextProvider;
#endif
#undef IN_GL_CONTEXT_PROVIDER_H

Просмотреть файл

@ -317,16 +317,17 @@ GLContextProviderCGL::CreateHeadless(CreateContextFlags flags)
already_AddRefed<GLContext>
GLContextProviderCGL::CreateOffscreen(const IntSize& size,
const SurfaceCaps& caps,
const SurfaceCaps& minCaps,
CreateContextFlags flags)
{
nsRefPtr<GLContext> glContext = CreateHeadless(flags);
if (!glContext->InitOffscreen(size, caps)) {
NS_WARNING("Failed during InitOffscreen.");
RefPtr<GLContext> gl = CreateHeadless(flags);
if (!gl)
return nullptr;
}
return glContext.forget();
if (!gl->InitOffscreen(size, minCaps))
return nullptr;
return gl.forget();
}
static nsRefPtr<GLContext> gGlobalContext;

Просмотреть файл

@ -3,116 +3,108 @@
* 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 "mozilla/ArrayUtils.h"
#include "GLContextEGL.h"
#if defined(MOZ_WIDGET_GTK)
#include <gdk/gdkx.h>
// we're using default display for now
#define GET_NATIVE_WINDOW(aWidget) ((EGLNativeWindowType)GDK_WINDOW_XID((GdkWindow*)aWidget->GetNativeData(NS_NATIVE_WINDOW)))
#elif defined(MOZ_WIDGET_QT)
#define GET_NATIVE_WINDOW(aWidget) ((EGLNativeWindowType)aWidget->GetNativeData(NS_NATIVE_SHAREABLE_WINDOW))
#else
#define GET_NATIVE_WINDOW(aWidget) ((EGLNativeWindowType)aWidget->GetNativeData(NS_NATIVE_WINDOW))
#endif
#if defined(XP_UNIX)
#ifdef MOZ_WIDGET_GONK
#include "libdisplay/GonkDisplay.h"
#include "nsWindow.h"
#include "nsScreenManagerGonk.h"
#endif
#ifdef MOZ_WIDGET_GTK
#include <gdk/gdkx.h>
// we're using default display for now
#define GET_NATIVE_WINDOW(aWidget) (EGLNativeWindowType)GDK_WINDOW_XID((GdkWindow *) aWidget->GetNativeData(NS_NATIVE_WINDOW))
#elif defined(MOZ_WIDGET_QT)
#define GET_NATIVE_WINDOW(aWidget) (EGLNativeWindowType)(aWidget->GetNativeData(NS_NATIVE_SHAREABLE_WINDOW))
#elif defined(MOZ_WIDGET_GONK)
#define GET_NATIVE_WINDOW(aWidget) ((EGLNativeWindowType)aWidget->GetNativeData(NS_NATIVE_WINDOW))
#include "libdisplay/GonkDisplay.h"
#include "nsWindow.h"
#include "nsScreenManagerGonk.h"
#endif
#ifdef ANDROID
/* from widget */
#ifdef MOZ_WIDGET_ANDROID
#include "AndroidBridge.h"
#endif
#if defined(ANDROID)
/* from widget */
#if defined(MOZ_WIDGET_ANDROID)
#include "AndroidBridge.h"
#endif
#include <android/log.h>
#define LOG(args...) __android_log_print(ANDROID_LOG_INFO, "Gonk" , ## args)
#include <android/log.h>
#define LOG(args...) __android_log_print(ANDROID_LOG_INFO, "Gonk" , ## args)
#ifdef MOZ_WIDGET_GONK
#include "cutils/properties.h"
#include <ui/GraphicBuffer.h>
# if defined(MOZ_WIDGET_GONK)
# include "cutils/properties.h"
# include <ui/GraphicBuffer.h>
using namespace android;
#endif
#endif
using namespace android;
# endif
#endif
#define GLES2_LIB "libGLESv2.so"
#define GLES2_LIB2 "libGLESv2.so.2"
#define GLES2_LIB "libGLESv2.so"
#define GLES2_LIB2 "libGLESv2.so.2"
#elif defined(XP_WIN)
#include "nsIFile.h"
#include "nsIFile.h"
#define GLES2_LIB "libGLESv2.dll"
#define GLES2_LIB "libGLESv2.dll"
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN 1
#endif
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN 1
#endif
#include <windows.h>
#include <windows.h>
// a little helper
class AutoDestroyHWND {
public:
AutoDestroyHWND(HWND aWnd = nullptr)
: mWnd(aWnd)
{
}
~AutoDestroyHWND() {
if (mWnd) {
::DestroyWindow(mWnd);
// a little helper
class AutoDestroyHWND {
public:
AutoDestroyHWND(HWND aWnd = nullptr)
: mWnd(aWnd)
{
}
}
operator HWND() {
return mWnd;
}
HWND forget() {
HWND w = mWnd;
mWnd = nullptr;
return w;
}
HWND operator=(HWND aWnd) {
if (mWnd && mWnd != aWnd) {
::DestroyWindow(mWnd);
~AutoDestroyHWND() {
if (mWnd) {
::DestroyWindow(mWnd);
}
}
mWnd = aWnd;
return mWnd;
}
HWND mWnd;
};
operator HWND() {
return mWnd;
}
HWND forget() {
HWND w = mWnd;
mWnd = nullptr;
return w;
}
HWND operator=(HWND aWnd) {
if (mWnd && mWnd != aWnd) {
::DestroyWindow(mWnd);
}
mWnd = aWnd;
return mWnd;
}
HWND mWnd;
};
#else
#error "Platform not recognized"
#error "Platform not recognized"
#endif
#include "mozilla/Preferences.h"
#include "gfxUtils.h"
#include "gfxFailure.h"
#include "gfxASurface.h"
#include "gfxCrashReporterUtils.h"
#include "gfxFailure.h"
#include "gfxPlatform.h"
#include "gfxUtils.h"
#include "GLBlitHelper.h"
#include "GLContextEGL.h"
#include "GLContextProvider.h"
#include "GLLibraryEGL.h"
#include "TextureImageEGL.h"
#include "mozilla/ArrayUtils.h"
#include "mozilla/Preferences.h"
#include "nsDebug.h"
#include "nsThreadUtils.h"
#include "nsIWidget.h"
#include "gfxCrashReporterUtils.h"
#include "nsThreadUtils.h"
#include "ScopedGLHelpers.h"
#include "GLBlitHelper.h"
#include "TextureImageEGL.h"
using namespace mozilla::gfx;
@ -190,18 +182,16 @@ DestroySurface(EGLSurface oldSurface) {
static EGLSurface
CreateSurfaceForWindow(nsIWidget* widget, const EGLConfig& config) {
EGLSurface newSurface = EGL_NO_SURFACE;
EGLSurface newSurface = nullptr;
#ifdef MOZ_WIDGET_ANDROID
#ifdef MOZ_WIDGET_ANDROID
mozilla::AndroidBridge::Bridge()->RegisterCompositor();
newSurface = mozilla::AndroidBridge::Bridge()->CreateEGLSurfaceForCompositor();
if (newSurface == EGL_NO_SURFACE) {
return EGL_NO_SURFACE;
}
#else
#else
MOZ_ASSERT(widget != nullptr);
newSurface = sEGLLibrary.fCreateWindowSurface(EGL_DISPLAY(), config, GET_NATIVE_WINDOW(widget), 0);
#endif
newSurface = sEGLLibrary.fCreateWindowSurface(EGL_DISPLAY(), config,
GET_NATIVE_WINDOW(widget), 0);
#endif
return newSurface;
}
@ -215,8 +205,8 @@ GLContextEGL::GLContextEGL(
: GLContext(caps, shareContext, isOffscreen)
, mConfig(config)
, mSurface(surface)
, mSurfaceOverride(EGL_NO_SURFACE)
, mContext(context)
, mSurfaceOverride(EGL_NO_SURFACE)
, mThebesSurface(nullptr)
, mBound(false)
, mIsPBuffer(false)
@ -425,7 +415,7 @@ GLContextEGL::RenewSurface() {
// If we get here, then by definition we know that we want to get a new surface.
ReleaseSurface();
mSurface = mozilla::gl::CreateSurfaceForWindow(nullptr, mConfig); // the nullptr here is where we assume Android.
if (mSurface == EGL_NO_SURFACE) {
if (!mSurface) {
return false;
}
return MakeCurrent(true);
@ -490,6 +480,10 @@ GLContextEGL::CreateSurfaceForWindow(nsIWidget* aWidget)
}
EGLSurface surface = mozilla::gl::CreateSurfaceForWindow(aWidget, config);
if (!surface) {
MOZ_CRASH("Failed to create EGLSurface for window!\n");
return nullptr;
}
return surface;
}
@ -780,8 +774,7 @@ GLContextProviderEGL::CreateForWindow(nsIWidget *aWidget)
}
EGLSurface surface = mozilla::gl::CreateSurfaceForWindow(aWidget, config);
if (surface == EGL_NO_SURFACE) {
if (!surface) {
MOZ_CRASH("Failed to create EGLSurface!\n");
return nullptr;
}
@ -839,60 +832,144 @@ GLContextProviderEGL::DestroyEGLSurface(EGLSurface surface)
}
#endif // defined(ANDROID)
already_AddRefed<GLContextEGL>
GLContextEGL::CreateEGLPBufferOffscreenContext(const mozilla::gfx::IntSize& size)
static void
FillContextAttribs(bool alpha, bool depth, bool stencil, bool bpp16,
nsTArray<EGLint>* out)
{
EGLConfig config;
EGLSurface surface;
out->AppendElement(LOCAL_EGL_SURFACE_TYPE);
out->AppendElement(LOCAL_EGL_PBUFFER_BIT);
const EGLint numConfigs = 1; // We only need one.
EGLConfig configs[numConfigs];
out->AppendElement(LOCAL_EGL_RENDERABLE_TYPE);
out->AppendElement(LOCAL_EGL_OPENGL_ES2_BIT);
out->AppendElement(LOCAL_EGL_RED_SIZE);
if (bpp16) {
out->AppendElement(alpha ? 4 : 5);
} else {
out->AppendElement(8);
}
out->AppendElement(LOCAL_EGL_GREEN_SIZE);
if (bpp16) {
out->AppendElement(alpha ? 4 : 6);
} else {
out->AppendElement(8);
}
out->AppendElement(LOCAL_EGL_BLUE_SIZE);
if (bpp16) {
out->AppendElement(alpha ? 4 : 5);
} else {
out->AppendElement(8);
}
out->AppendElement(LOCAL_EGL_ALPHA_SIZE);
if (alpha) {
out->AppendElement(bpp16 ? 4 : 8);
} else {
out->AppendElement(0);
}
out->AppendElement(LOCAL_EGL_DEPTH_SIZE);
out->AppendElement(depth ? 16 : 0);
out->AppendElement(LOCAL_EGL_STENCIL_SIZE);
out->AppendElement(stencil ? 8 : 0);
// EGL_ATTRIBS_LIST_SAFE_TERMINATION_WORKING_AROUND_BUGS
out->AppendElement(LOCAL_EGL_NONE);
out->AppendElement(0);
out->AppendElement(0);
out->AppendElement(0);
}
static GLint
GetAttrib(GLLibraryEGL* egl, EGLConfig config, EGLint attrib)
{
EGLint bits = 0;
egl->fGetConfigAttrib(egl->Display(), config, attrib, &bits);
MOZ_ASSERT(egl->fGetError() == LOCAL_EGL_SUCCESS);
return bits;
}
static EGLConfig
ChooseConfig(GLLibraryEGL* egl, const SurfaceCaps& minCaps,
SurfaceCaps* const out_configCaps)
{
nsTArray<EGLint> configAttribList;
FillContextAttribs(minCaps.alpha, minCaps.depth, minCaps.stencil, minCaps.bpp16,
&configAttribList);
const EGLint* configAttribs = configAttribList.Elements();
// We're guaranteed to get at least minCaps, and the sorting dictated by the spec for
// eglChooseConfig reasonably assures that a reasonable 'best' config is on top.
const EGLint kMaxConfigs = 1;
EGLConfig configs[kMaxConfigs];
EGLint foundConfigs = 0;
if (!sEGLLibrary.fChooseConfig(EGL_DISPLAY(),
kEGLConfigAttribsOffscreenPBuffer,
configs, numConfigs,
&foundConfigs)
if (!egl->fChooseConfig(egl->Display(), configAttribs, configs, kMaxConfigs,
&foundConfigs)
|| foundConfigs == 0)
{
NS_WARNING("No EGL Config for minimal PBuffer!");
return EGL_NO_CONFIG;
}
EGLConfig config = configs[0];
*out_configCaps = minCaps; // Pick up any preserve, etc.
out_configCaps->color = true;
out_configCaps->alpha = bool(GetAttrib(egl, config, LOCAL_EGL_ALPHA_SIZE));
out_configCaps->depth = bool(GetAttrib(egl, config, LOCAL_EGL_DEPTH_SIZE));
out_configCaps->stencil = bool(GetAttrib(egl, config, LOCAL_EGL_STENCIL_SIZE));
out_configCaps->bpp16 = (GetAttrib(egl, config, LOCAL_EGL_RED_SIZE) < 8);
return config;
}
/*static*/ already_AddRefed<GLContextEGL>
GLContextEGL::CreateEGLPBufferOffscreenContext(const mozilla::gfx::IntSize& size,
const SurfaceCaps& minCaps)
{
SurfaceCaps configCaps;
EGLConfig config = ChooseConfig(&sEGLLibrary, minCaps, &configCaps);
if (config == EGL_NO_CONFIG) {
NS_WARNING("Failed to find a compatible config.");
return nullptr;
}
// We absolutely don't care, so just pick the first one.
config = configs[0];
if (GLContext::ShouldSpew())
sEGLLibrary.DumpEGLConfig(config);
mozilla::gfx::IntSize pbSize(size);
surface = GLContextEGL::CreatePBufferSurfaceTryingPowerOfTwo(config,
LOCAL_EGL_NONE,
pbSize);
EGLSurface surface = GLContextEGL::CreatePBufferSurfaceTryingPowerOfTwo(config,
LOCAL_EGL_NONE,
pbSize);
if (!surface) {
NS_WARNING("Failed to create PBuffer for context!");
return nullptr;
}
SurfaceCaps dummyCaps = SurfaceCaps::Any();
nsRefPtr<GLContextEGL> glContext =
GLContextEGL::CreateGLContext(dummyCaps,
nullptr, true,
config, surface);
if (!glContext) {
RefPtr<GLContextEGL> gl = GLContextEGL::CreateGLContext(configCaps, nullptr, true,
config, surface);
if (!gl) {
NS_WARNING("Failed to create GLContext from PBuffer");
sEGLLibrary.fDestroySurface(EGL_DISPLAY(), surface);
sEGLLibrary.fDestroySurface(sEGLLibrary.Display(), surface);
return nullptr;
}
if (!glContext->Init()) {
if (!gl->Init()) {
NS_WARNING("Failed to initialize GLContext!");
// GLContextEGL::dtor will destroy |surface| for us.
return nullptr;
}
return glContext.forget();
return gl.forget();
}
already_AddRefed<GLContextEGL>
/*static*/ already_AddRefed<GLContextEGL>
GLContextEGL::CreateEGLPixmapOffscreenContext(const mozilla::gfx::IntSize& size)
{
gfxASurface *thebesSurface = nullptr;
@ -932,49 +1009,77 @@ GLContextEGL::CreateEGLPixmapOffscreenContext(const mozilla::gfx::IntSize& size)
return glContext.forget();
}
already_AddRefed<GLContext>
/*static*/ already_AddRefed<GLContext>
GLContextProviderEGL::CreateHeadless(CreateContextFlags flags)
{
if (!sEGLLibrary.EnsureInitialized(bool(flags & CreateContextFlags::FORCE_ENABLE_HARDWARE))) {
bool forceEnableHardware = bool(flags & CreateContextFlags::FORCE_ENABLE_HARDWARE);
if (!sEGLLibrary.EnsureInitialized(forceEnableHardware))
return nullptr;
}
mozilla::gfx::IntSize dummySize = mozilla::gfx::IntSize(16, 16);
nsRefPtr<GLContext> glContext;
glContext = GLContextEGL::CreateEGLPBufferOffscreenContext(dummySize);
if (!glContext)
return nullptr;
return glContext.forget();
SurfaceCaps dummyCaps = SurfaceCaps::Any();
return GLContextEGL::CreateEGLPBufferOffscreenContext(dummySize, dummyCaps);
}
// Under EGL, on Android, pbuffers are supported fine, though
// often without the ability to texture from them directly.
already_AddRefed<GLContext>
/*static*/ already_AddRefed<GLContext>
GLContextProviderEGL::CreateOffscreen(const mozilla::gfx::IntSize& size,
const SurfaceCaps& caps,
const SurfaceCaps& minCaps,
CreateContextFlags flags)
{
nsRefPtr<GLContext> glContext = CreateHeadless(flags);
if (!glContext)
bool forceEnableHardware = bool(flags & CreateContextFlags::FORCE_ENABLE_HARDWARE);
if (!sEGLLibrary.EnsureInitialized(forceEnableHardware))
return nullptr;
if (!glContext->InitOffscreen(size, caps))
bool canOffscreenUseHeadless = true;
if (sEGLLibrary.IsANGLE()) {
// ANGLE needs to use PBuffers.
canOffscreenUseHeadless = false;
}
RefPtr<GLContext> gl;
SurfaceCaps offscreenCaps = minCaps;
if (canOffscreenUseHeadless) {
gl = CreateHeadless(flags);
if (!gl)
return nullptr;
} else {
SurfaceCaps minBackbufferCaps = minCaps;
if (minCaps.antialias) {
minBackbufferCaps.antialias = false;
minBackbufferCaps.depth = false;
minBackbufferCaps.stencil = false;
}
gl = GLContextEGL::CreateEGLPBufferOffscreenContext(size, minBackbufferCaps);
if (!gl)
return nullptr;
offscreenCaps = gl->Caps();
if (minCaps.antialias) {
offscreenCaps.depth = minCaps.depth;
offscreenCaps.stencil = minCaps.stencil;
}
}
if (!gl->InitOffscreen(size, offscreenCaps))
return nullptr;
return glContext.forget();
return gl.forget();
}
// Don't want a global context on Android as 1) share groups across 2 threads fail on many Tegra drivers (bug 759225)
// and 2) some mobile devices have a very strict limit on global number of GL contexts (bug 754257)
// and 3) each EGL context eats 750k on B2G (bug 813783)
GLContext*
/*static*/ GLContext*
GLContextProviderEGL::GetGlobalContext()
{
return nullptr;
}
void
/*static*/ void
GLContextProviderEGL::Shutdown()
{
}

Просмотреть файл

@ -1130,75 +1130,96 @@ GLContextProviderGLX::CreateForWindow(nsIWidget *aWidget)
return glContext.forget();
}
static already_AddRefed<GLContextGLX>
CreateOffscreenPixmapContext(const IntSize& size)
static bool
ChooseConfig(GLXLibrary* glx, Display* display, int screen, const SurfaceCaps& minCaps,
ScopedXFree<GLXFBConfig>* const out_scopedConfigArr,
GLXFBConfig* const out_config, int* const out_visid)
{
GLXLibrary& glx = sGLXLibrary;
if (!glx.EnsureInitialized()) {
return nullptr;
}
ScopedXFree<GLXFBConfig>& scopedConfigArr = *out_scopedConfigArr;
Display *display = DefaultXDisplay();
int xscreen = DefaultScreen(display);
if (minCaps.antialias)
return false;
int attribs[] = {
LOCAL_GLX_DRAWABLE_TYPE, LOCAL_GLX_PIXMAP_BIT,
LOCAL_GLX_X_RENDERABLE, True,
LOCAL_GLX_RED_SIZE, 8,
LOCAL_GLX_GREEN_SIZE, 8,
LOCAL_GLX_BLUE_SIZE, 8,
LOCAL_GLX_ALPHA_SIZE, minCaps.alpha ? 8 : 0,
LOCAL_GLX_DEPTH_SIZE, minCaps.depth ? 16 : 0,
LOCAL_GLX_STENCIL_SIZE, minCaps.stencil ? 8 : 0,
0
};
int numConfigs = 0;
scopedConfigArr = glx->xChooseFBConfig(display, screen, attribs, &numConfigs);
if (!scopedConfigArr || !numConfigs)
return false;
ScopedXFree<GLXFBConfig> cfgs;
cfgs = glx.xChooseFBConfig(display,
xscreen,
attribs,
&numConfigs);
if (!cfgs) {
return nullptr;
}
// Issues with glxChooseFBConfig selection and sorting:
// * ALPHA_SIZE is sorted as 'largest total RGBA bits first'. If we don't request
// alpha bits, we'll probably get RGBA anyways, since 32 is more than 24.
// * DEPTH_SIZE is sorted largest first, including for `0` inputs.
// * STENCIL_SIZE is smallest first, but it might return `8` even though we ask for
// `0`.
MOZ_ASSERT(numConfigs > 0,
"glXChooseFBConfig() failed to match our requested format and "
"violated its spec!");
int visid = None;
int chosenIndex = 0;
// For now, we don't care about these. We *will* care when we do XPixmap sharing.
for (int i = 0; i < numConfigs; ++i) {
int dtype;
GLXFBConfig curConfig = scopedConfigArr[i];
if (glx.xGetFBConfigAttrib(display, cfgs[i], LOCAL_GLX_DRAWABLE_TYPE, &dtype) != Success
|| !(dtype & LOCAL_GLX_PIXMAP_BIT))
{
continue;
}
if (glx.xGetFBConfigAttrib(display, cfgs[i], LOCAL_GLX_VISUAL_ID, &visid) != Success
|| visid == 0)
int visid;
if (glx->xGetFBConfigAttrib(display, curConfig, LOCAL_GLX_VISUAL_ID, &visid)
!= Success)
{
continue;
}
chosenIndex = i;
break;
if (!visid)
continue;
*out_config = curConfig;
*out_visid = visid;
return true;
}
if (!visid) {
NS_WARNING("glXChooseFBConfig() didn't give us any configs with visuals!");
return false;
}
static already_AddRefed<GLContextGLX>
CreateOffscreenPixmapContext(const IntSize& size, const SurfaceCaps& minCaps)
{
GLXLibrary* glx = &sGLXLibrary;
if (!glx->EnsureInitialized())
return nullptr;
Display* display = DefaultXDisplay();
int screen = DefaultScreen(display);
ScopedXFree<GLXFBConfig> scopedConfigArr;
GLXFBConfig config;
int visid;
if (!ChooseConfig(glx, display, screen, minCaps, &scopedConfigArr, &config, &visid)) {
NS_WARNING("Failed to find a compatible config.");
return nullptr;
}
Visual *visual;
Visual* visual;
int depth;
FindVisualAndDepth(display, visid, &visual, &depth);
ScopedXErrorHandler xErrorHandler;
GLXPixmap glxpixmap = 0;
bool error = false;
IntSize dummySize(16, 16);
nsRefPtr<gfxXlibSurface> xsurface = gfxXlibSurface::Create(DefaultScreenOfDisplay(display),
visual,
dummySize);
if (xsurface->CairoStatus() != 0) {
ScopedXErrorHandler xErrorHandler;
bool error = false;
// Must be declared before goto:
Drawable drawable;
GLXPixmap pixmap;
gfx::IntSize dummySize(16, 16);
RefPtr<gfxXlibSurface> surface = gfxXlibSurface::Create(DefaultScreenOfDisplay(display),
visual,
dummySize);
if (surface->CairoStatus() != 0) {
error = true;
goto DONE_CREATING_PIXMAP;
}
@ -1206,73 +1227,60 @@ CreateOffscreenPixmapContext(const IntSize& size)
// Handle slightly different signature between glXCreatePixmap and
// its pre-GLX-1.3 extension equivalent (though given the ABI, we
// might not need to).
if (glx.GLXVersionCheck(1, 3)) {
glxpixmap = glx.xCreatePixmap(display,
cfgs[chosenIndex],
xsurface->XDrawable(),
nullptr);
drawable = surface->XDrawable();
if (glx->GLXVersionCheck(1, 3)) {
pixmap = glx->xCreatePixmap(display, config, drawable, nullptr);
} else {
glxpixmap = glx.xCreateGLXPixmapWithConfig(display,
cfgs[chosenIndex],
xsurface->
XDrawable());
pixmap = glx->xCreateGLXPixmapWithConfig(display, config, drawable);
}
if (glxpixmap == 0) {
if (pixmap == 0) {
error = true;
}
DONE_CREATING_PIXMAP:
nsRefPtr<GLContextGLX> glContext;
bool serverError = xErrorHandler.SyncAndGetError(display);
if (error || serverError)
return nullptr;
if (!error && // earlier recorded error
!serverError)
{
// We might have an alpha channel, but it doesn't matter.
SurfaceCaps dummyCaps = SurfaceCaps::Any();
GLContextGLX* shareContext = GetGlobalContextGLX();
glContext = GLContextGLX::CreateGLContext(dummyCaps,
shareContext,
true,
display,
glxpixmap,
cfgs[chosenIndex],
true,
xsurface);
}
return glContext.forget();
GLContextGLX* shareContext = GetGlobalContextGLX();
return GLContextGLX::CreateGLContext(minCaps, shareContext, true, display, pixmap,
config, true, surface);
}
already_AddRefed<GLContext>
/*static*/ already_AddRefed<GLContext>
GLContextProviderGLX::CreateHeadless(CreateContextFlags)
{
IntSize dummySize = IntSize(16, 16);
nsRefPtr<GLContext> glContext = CreateOffscreenPixmapContext(dummySize);
if (!glContext)
return nullptr;
return glContext.forget();
SurfaceCaps dummyCaps = SurfaceCaps::Any();
return CreateOffscreenPixmapContext(dummySize, dummyCaps);
}
already_AddRefed<GLContext>
/*static*/ already_AddRefed<GLContext>
GLContextProviderGLX::CreateOffscreen(const IntSize& size,
const SurfaceCaps& caps,
const SurfaceCaps& minCaps,
CreateContextFlags flags)
{
nsRefPtr<GLContext> glContext = CreateHeadless(flags);
if (!glContext)
SurfaceCaps minBackbufferCaps = minCaps;
if (minCaps.antialias) {
minBackbufferCaps.antialias = false;
minBackbufferCaps.depth = false;
minBackbufferCaps.stencil = false;
}
RefPtr<GLContext> gl;
gl = CreateOffscreenPixmapContext(size, minBackbufferCaps);
if (!gl)
return nullptr;
if (!glContext->InitOffscreen(size, caps))
if (!gl->InitOffscreen(size, minCaps))
return nullptr;
return glContext.forget();
return gl.forget();
}
GLContext*
/*static*/ GLContext*
GLContextProviderGLX::GetGlobalContext()
{
static bool checkedContextSharing = false;
@ -1293,17 +1301,19 @@ GLContextProviderGLX::GetGlobalContext()
triedToCreateContext = true;
IntSize dummySize = IntSize(16, 16);
SurfaceCaps dummyCaps = SurfaceCaps::Any();
// StaticPtr doesn't support assignments from already_AddRefed,
// so use a temporary nsRefPtr to make the reference counting
// fall out correctly.
nsRefPtr<GLContext> holder = CreateOffscreenPixmapContext(dummySize);
RefPtr<GLContext> holder;
holder = CreateOffscreenPixmapContext(dummySize, dummyCaps);
gGlobalContext = holder;
}
return gGlobalContext;
}
void
/*static*/ void
GLContextProviderGLX::Shutdown()
{
gGlobalContext = nullptr;

Просмотреть файл

@ -54,16 +54,18 @@ public:
* resource sharing can be avoided on the target platform, it will
* be, in order to isolate the offscreen context.
*
* @param size The initial size of this offscreen context.
* @param caps The SurfaceCaps for this offscreen context.
* @param flags The set of CreateContextFlags to be used for this
* offscreen context.
* @param size The initial size of this offscreen context.
* @param minCaps The required SurfaceCaps for this offscreen context. The resulting
* context *may* have more/better caps than requested, but it cannot
* have fewer/worse caps than requested.
* @param flags The set of CreateContextFlags to be used for this
* offscreen context.
*
* @return Context to use for offscreen rendering
*/
static already_AddRefed<GLContext>
CreateOffscreen(const mozilla::gfx::IntSize& size,
const SurfaceCaps& caps,
const SurfaceCaps& minCaps,
CreateContextFlags flags);
// Just create a context. We'll add offscreen stuff ourselves.

Просмотреть файл

@ -606,7 +606,7 @@ CreateWindowOffscreenContext()
return glContext.forget();
}
already_AddRefed<GLContext>
/*static*/ already_AddRefed<GLContext>
GLContextProviderWGL::CreateHeadless(CreateContextFlags)
{
if (!sWGLLib.EnsureInitialized()) {
@ -639,24 +639,24 @@ GLContextProviderWGL::CreateHeadless(CreateContextFlags)
return retGL.forget();
}
already_AddRefed<GLContext>
/*static*/ already_AddRefed<GLContext>
GLContextProviderWGL::CreateOffscreen(const IntSize& size,
const SurfaceCaps& caps,
const SurfaceCaps& minCaps,
CreateContextFlags flags)
{
nsRefPtr<GLContext> glContext = CreateHeadless(flags);
if (!glContext)
RefPtr<GLContext> gl = CreateHeadless(flags);
if (!gl)
return nullptr;
if (!glContext->InitOffscreen(size, caps))
if (!gl->InitOffscreen(size, minCaps))
return nullptr;
return glContext.forget();
return gl.forget();
}
static nsRefPtr<GLContextWGL> gGlobalContext;
GLContext *
/*static*/ GLContext*
GLContextProviderWGL::GetGlobalContext()
{
if (!sWGLLib.EnsureInitialized()) {
@ -684,7 +684,7 @@ GLContextProviderWGL::GetGlobalContext()
return static_cast<GLContext*>(gGlobalContext);
}
void
/*static*/ void
GLContextProviderWGL::Shutdown()
{
gGlobalContext = nullptr;

Просмотреть файл

@ -7,6 +7,7 @@
#define GLCONTEXT_TYPES_H_
#include "GLTypes.h"
#include "mozilla/TypedEnumBits.h"
namespace mozilla {
namespace gl {
@ -43,6 +44,16 @@ struct GLFormats
GLsizei samples;
};
enum class CreateContextFlags : int8_t {
NONE = 0,
REQUIRE_COMPAT_PROFILE = 1 << 0,
// Force the use of hardware backed GL, don't allow software implementations.
FORCE_ENABLE_HARDWARE = 1 << 1,
/* Don't force discrete GPU to be used (if applicable) */
ALLOW_OFFLINE_RENDERER = 1 << 2,
};
MOZ_MAKE_ENUM_CLASS_BITWISE_OPERATORS(CreateContextFlags)
} /* namespace gl */
} /* namespace mozilla */

Просмотреть файл

@ -17,40 +17,32 @@
#include <bitset>
#include <vector>
#if defined(XP_WIN)
#ifdef XP_WIN
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN 1
#endif
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN 1
#endif
#include <windows.h>
typedef HDC EGLNativeDisplayType;
typedef HBITMAP EGLNativePixmapType;
typedef HWND EGLNativeWindowType;
#define GET_NATIVE_WINDOW(aWidget) ((EGLNativeWindowType)aWidget->GetNativeData(NS_NATIVE_WINDOW))
#include <windows.h>
typedef HDC EGLNativeDisplayType;
typedef HBITMAP EGLNativePixmapType;
typedef HWND EGLNativeWindowType;
#else
typedef void *EGLNativeDisplayType;
typedef void *EGLNativePixmapType;
typedef void *EGLNativeWindowType;
typedef void* EGLNativeDisplayType;
typedef void* EGLNativePixmapType;
typedef void* EGLNativeWindowType;
#ifdef ANDROID
// We only need to explicitly dlopen egltrace
// on android as we can use LD_PRELOAD or other tricks
// on other platforms. We look for it in /data/local
// as that's writeable by all users
//
// This should really go in GLLibraryEGL.cpp but we currently reference
// APITRACE_LIB in GLContextProviderEGL.cpp. Further refactoring
// will come in subsequent patches on Bug 732865
#define APITRACE_LIB "/data/local/tmp/egltrace.so"
#ifdef MOZ_WIDGET_ANDROID
#endif // MOZ_WIDGET_ANDROID
#endif // ANDROID
#ifdef ANDROID
// We only need to explicitly dlopen egltrace
// on android as we can use LD_PRELOAD or other tricks
// on other platforms. We look for it in /data/local
// as that's writeable by all users
//
// This should really go in GLLibraryEGL.cpp but we currently reference
// APITRACE_LIB in GLContextProviderEGL.cpp. Further refactoring
// will come in subsequent patches on Bug 732865
#define APITRACE_LIB "/data/local/tmp/egltrace.so"
#endif
#endif
#if defined(MOZ_X11)

Просмотреть файл

@ -486,9 +486,16 @@ GLScreenBuffer::Swap(const gfx::IntSize& size)
//uint32_t srcPixel = ReadPixel(src);
//uint32_t destPixel = ReadPixel(dest);
//printf_stderr("Before: src: 0x%08x, dest: 0x%08x\n", srcPixel, destPixel);
#ifdef DEBUG
GLContext::LocalErrorScope errorScope(*mGL);
#endif
SharedSurface::ProdCopy(src, dest, mFactory.get());
#ifdef DEBUG
MOZ_ASSERT(!errorScope.GetError());
#endif
//srcPixel = ReadPixel(src);
//destPixel = ReadPixel(dest);
//printf_stderr("After: src: 0x%08x, dest: 0x%08x\n", srcPixel, destPixel);

Просмотреть файл

@ -41,17 +41,14 @@ CreatePBufferSurface(GLLibraryEGL* egl,
}
/*static*/ UniquePtr<SharedSurface_ANGLEShareHandle>
SharedSurface_ANGLEShareHandle::Create(GLContext* gl,
EGLContext context, EGLConfig config,
SharedSurface_ANGLEShareHandle::Create(GLContext* gl, EGLConfig config,
const gfx::IntSize& size, bool hasAlpha)
{
GLLibraryEGL* egl = &sEGLLibrary;
MOZ_ASSERT(egl);
MOZ_ASSERT(egl->IsExtensionSupported(
GLLibraryEGL::ANGLE_surface_d3d_texture_2d_share_handle));
if (!context || !config)
return nullptr;
MOZ_ASSERT(config);
EGLDisplay display = egl->Display();
EGLSurface pbuffer = CreatePBufferSurface(egl, display, config, size);
@ -82,8 +79,8 @@ SharedSurface_ANGLEShareHandle::Create(GLContext* gl,
}
typedef SharedSurface_ANGLEShareHandle ptrT;
UniquePtr<ptrT> ret( new ptrT(gl, egl, size, hasAlpha, context,
pbuffer, shareHandle, keyedMutex, fence) );
UniquePtr<ptrT> ret( new ptrT(gl, egl, size, hasAlpha, pbuffer, shareHandle,
keyedMutex, fence) );
return Move(ret);
}
@ -97,7 +94,6 @@ SharedSurface_ANGLEShareHandle::SharedSurface_ANGLEShareHandle(GLContext* gl,
GLLibraryEGL* egl,
const gfx::IntSize& size,
bool hasAlpha,
EGLContext context,
EGLSurface pbuffer,
HANDLE shareHandle,
const RefPtr<IDXGIKeyedMutex>& keyedMutex,
@ -109,7 +105,6 @@ SharedSurface_ANGLEShareHandle::SharedSurface_ANGLEShareHandle(GLContext* gl,
hasAlpha,
true)
, mEGL(egl)
, mContext(context)
, mPBuffer(pbuffer)
, mShareHandle(shareHandle)
, mKeyedMutex(keyedMutex)
@ -281,137 +276,6 @@ SharedSurface_ANGLEShareHandle::ToSurfaceDescriptor(layers::SurfaceDescriptor* c
////////////////////////////////////////////////////////////////////////////////
// Factory
static void
FillPBufferAttribs_ByBits(nsTArray<EGLint>& aAttrs,
int redBits, int greenBits,
int blueBits, int alphaBits,
int depthBits, int stencilBits)
{
aAttrs.Clear();
#if defined(A1) || defined(A2)
#error The temp-macro names we want are already defined.
#endif
#define A1(_x) do { aAttrs.AppendElement(_x); } while (0)
#define A2(_x,_y) do { A1(_x); A1(_y); } while (0)
A2(LOCAL_EGL_RENDERABLE_TYPE, LOCAL_EGL_OPENGL_ES2_BIT);
A2(LOCAL_EGL_SURFACE_TYPE, LOCAL_EGL_PBUFFER_BIT);
A2(LOCAL_EGL_RED_SIZE, redBits);
A2(LOCAL_EGL_GREEN_SIZE, greenBits);
A2(LOCAL_EGL_BLUE_SIZE, blueBits);
A2(LOCAL_EGL_ALPHA_SIZE, alphaBits);
A2(LOCAL_EGL_DEPTH_SIZE, depthBits);
A2(LOCAL_EGL_STENCIL_SIZE, stencilBits);
A1(LOCAL_EGL_NONE);
#undef A1
#undef A2
}
static void
FillPBufferAttribs_BySizes(nsTArray<EGLint>& attribs,
bool bpp16, bool hasAlpha,
int depthBits, int stencilBits)
{
int red = 0;
int green = 0;
int blue = 0;
int alpha = 0;
if (bpp16) {
if (hasAlpha) {
red = green = blue = alpha = 4;
} else {
red = 5;
green = 6;
blue = 5;
}
} else {
red = green = blue = 8;
if (hasAlpha)
alpha = 8;
}
FillPBufferAttribs_ByBits(attribs, red, green, blue, alpha, depthBits,
stencilBits);
}
static bool
DoesAttribBitsMatchCapBool(GLLibraryEGL* egl, EGLConfig config, EGLint attrib,
bool capBool)
{
EGLint bits = 0;
egl->fGetConfigAttrib(egl->Display(), config, attrib, &bits);
MOZ_ASSERT(egl->fGetError() == LOCAL_EGL_SUCCESS);
bool hasBits = !!bits;
return hasBits == capBool;
}
static EGLConfig
ChooseConfig(GLContext* gl, GLLibraryEGL* egl, const SurfaceCaps& caps)
{
MOZ_ASSERT(egl);
MOZ_ASSERT(caps.color);
// We might want 24-bit depth, but we're only (fairly) sure to get 16-bit.
int depthBits = caps.depth ? 16 : 0;
int stencilBits = caps.stencil ? 8 : 0;
// Ok, now we have everything.
nsTArray<EGLint> attribs(32);
FillPBufferAttribs_BySizes(attribs, caps.bpp16, caps.alpha, depthBits,
stencilBits);
// Time to try to get this config:
EGLConfig configs[64];
int numConfigs = sizeof(configs)/sizeof(EGLConfig);
int foundConfigs = 0;
if (!egl->fChooseConfig(egl->Display(), attribs.Elements(), configs,
numConfigs, &foundConfigs) ||
!foundConfigs)
{
NS_WARNING("No configs found for the requested formats.");
return EGL_NO_CONFIG;
}
// The requests passed to ChooseConfig are treated as minimums. If you ask
// for 0 bits of alpha, we might still get 8 bits.
EGLConfig config = EGL_NO_CONFIG;
for (int i = 0; i < foundConfigs; i++) {
EGLConfig cur = configs[i];
if (!DoesAttribBitsMatchCapBool(egl, cur, LOCAL_EGL_ALPHA_SIZE,
caps.alpha) ||
!DoesAttribBitsMatchCapBool(egl, cur, LOCAL_EGL_DEPTH_SIZE,
caps.depth) ||
!DoesAttribBitsMatchCapBool(egl, cur, LOCAL_EGL_STENCIL_SIZE,
caps.stencil))
{
continue;
}
config = cur;
break;
}
if (config == EGL_NO_CONFIG) {
NS_WARNING("No acceptable EGLConfig found.");
return EGL_NO_CONFIG;
}
if (gl->DebugMode()) {
egl->DumpEGLConfig(config);
}
return config;
}
/*static*/ UniquePtr<SurfaceFactory_ANGLEShareHandle>
SurfaceFactory_ANGLEShareHandle::Create(GLContext* gl, const SurfaceCaps& caps,
const RefPtr<layers::ISurfaceAllocator>& allocator,
@ -425,13 +289,10 @@ SurfaceFactory_ANGLEShareHandle::Create(GLContext* gl, const SurfaceCaps& caps,
if (!egl->IsExtensionSupported(ext))
return nullptr;
bool success;
EGLConfig config = GLContextEGL::Cast(gl)->mConfig;
typedef SurfaceFactory_ANGLEShareHandle ptrT;
UniquePtr<ptrT> ret( new ptrT(gl, caps, allocator, flags, egl, &success) );
if (!success)
return nullptr;
UniquePtr<ptrT> ret( new ptrT(gl, caps, allocator, flags, egl, config) );
return Move(ret);
}
@ -440,22 +301,12 @@ SurfaceFactory_ANGLEShareHandle::SurfaceFactory_ANGLEShareHandle(GLContext* gl,
const RefPtr<layers::ISurfaceAllocator>& allocator,
const layers::TextureFlags& flags,
GLLibraryEGL* egl,
bool* const out_success)
EGLConfig config)
: SurfaceFactory(SharedSurfaceType::EGLSurfaceANGLE, gl, caps, allocator, flags)
, mProdGL(gl)
, mEGL(egl)
{
MOZ_ASSERT(out_success);
*out_success = false;
mContext = GLContextEGL::Cast(mProdGL)->GetEGLContext();
mConfig = ChooseConfig(mProdGL, mEGL, mReadCaps);
if (mConfig == EGL_NO_CONFIG)
return;
MOZ_ASSERT(mConfig && mContext);
*out_success = true;
}
, mConfig(config)
{ }
} /* namespace gl */
} /* namespace mozilla */

Просмотреть файл

@ -23,7 +23,6 @@ class SharedSurface_ANGLEShareHandle
{
public:
static UniquePtr<SharedSurface_ANGLEShareHandle> Create(GLContext* gl,
EGLContext context,
EGLConfig config,
const gfx::IntSize& size,
bool hasAlpha);
@ -36,7 +35,6 @@ public:
protected:
GLLibraryEGL* const mEGL;
const EGLContext mContext;
const EGLSurface mPBuffer;
public:
const HANDLE mShareHandle;
@ -51,7 +49,6 @@ protected:
GLLibraryEGL* egl,
const gfx::IntSize& size,
bool hasAlpha,
EGLContext context,
EGLSurface pbuffer,
HANDLE shareHandle,
const RefPtr<IDXGIKeyedMutex>& keyedMutex,
@ -94,8 +91,7 @@ class SurfaceFactory_ANGLEShareHandle
protected:
GLContext* const mProdGL;
GLLibraryEGL* const mEGL;
EGLContext mContext;
EGLConfig mConfig;
const EGLConfig mConfig;
public:
static UniquePtr<SurfaceFactory_ANGLEShareHandle> Create(GLContext* gl,
@ -107,13 +103,11 @@ protected:
SurfaceFactory_ANGLEShareHandle(GLContext* gl, const SurfaceCaps& caps,
const RefPtr<layers::ISurfaceAllocator>& allocator,
const layers::TextureFlags& flags, GLLibraryEGL* egl,
bool* const out_success);
EGLConfig config);
virtual UniquePtr<SharedSurface> CreateShared(const gfx::IntSize& size) override {
bool hasAlpha = mReadCaps.alpha;
return SharedSurface_ANGLEShareHandle::Create(mProdGL,
mContext, mConfig,
size, hasAlpha);
return SharedSurface_ANGLEShareHandle::Create(mProdGL, mConfig, size, hasAlpha);
}
};

Просмотреть файл

@ -220,7 +220,7 @@ SurfaceFactory_EGLImage::Create(GLContext* prodGL, const SurfaceCaps& caps,
const RefPtr<layers::ISurfaceAllocator>& allocator,
const layers::TextureFlags& flags)
{
EGLContext context = GLContextEGL::Cast(prodGL)->GetEGLContext();
EGLContext context = GLContextEGL::Cast(prodGL)->mContext;
typedef SurfaceFactory_EGLImage ptrT;
UniquePtr<ptrT> ret;

Просмотреть файл

@ -71,7 +71,7 @@ if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'windows':
'WGLLibrary.h',
]
UNIFIED_SOURCES += [
'GLContextProviderEGL.cpp',
'GLContextProviderWGL.cpp',
'SharedSurfaceANGLE.cpp',
]
if CONFIG['MOZ_ENABLE_SKIA_GPU']:
@ -113,10 +113,6 @@ elif gl_provider == 'GLX':
EXPORTS += [
'SharedSurfaceGLX.h'
]
else:
UNIFIED_SOURCES += [
'GLContextProvider%s.cpp' % gl_provider,
]
UNIFIED_SOURCES += [
'AndroidNativeWindow.cpp',
@ -127,6 +123,7 @@ UNIFIED_SOURCES += [
'GLBlitHelper.cpp',
'GLContext.cpp',
'GLContextFeatures.cpp',
'GLContextProviderEGL.cpp',
'GLContextTypes.cpp',
'GLDebugUtils.cpp',
'GLLibraryEGL.cpp',