Error Display::createContext(const Config *configuration, gl::Context *shareContext, const AttributeMap &attribs,
gl::Context **outContext)
{
ASSERT(isInitialized());
if (mImplementation->testDeviceLost())
{
Error error = restoreLostDevice();
if (error.isError())
{
return error;
}
}
gl::Context *context = nullptr;
Error error = mImplementation->createContext(configuration, shareContext, attribs, &context);
if (error.isError())
{
return error;
}
ASSERT(context != nullptr);
mContextSet.insert(context);
ASSERT(outContext != nullptr);
*outContext = context;
return Error(EGL_SUCCESS);
}
EGLSurface Display::createWindowSurface(HWND window, EGLConfig config, const EGLint *attribList)
{
const Config *configuration = mConfigSet.get(config);
EGLint postSubBufferSupported = EGL_FALSE;
if (attribList)
{
while (*attribList != EGL_NONE)
{
switch (attribList[0])
{
case EGL_RENDER_BUFFER:
switch (attribList[1])
{
case EGL_BACK_BUFFER:
break;
case EGL_SINGLE_BUFFER:
return error(EGL_BAD_MATCH, EGL_NO_SURFACE); // Rendering directly to front buffer not supported
default:
return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
}
break;
case EGL_POST_SUB_BUFFER_SUPPORTED_NV:
postSubBufferSupported = attribList[1];
break;
case EGL_VG_COLORSPACE:
return error(EGL_BAD_MATCH, EGL_NO_SURFACE);
case EGL_VG_ALPHA_FORMAT:
return error(EGL_BAD_MATCH, EGL_NO_SURFACE);
default:
return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
}
attribList += 2;
}
}
if (hasExistingWindowSurface(window))
{
return error(EGL_BAD_ALLOC, EGL_NO_SURFACE);
}
if (testDeviceLost())
{
if (!restoreLostDevice())
return EGL_NO_SURFACE;
}
Surface *surface = new Surface(this, configuration, window, postSubBufferSupported);
if (!surface->initialize())
{
delete surface;
return EGL_NO_SURFACE;
}
mSurfaceSet.insert(surface);
return success(surface);
}
Error Display::createPixmapSurface(const Config *configuration, NativePixmapType nativePixmap, const AttributeMap &attribs,
Surface **outSurface)
{
ASSERT(isInitialized());
if (mImplementation->testDeviceLost())
{
Error error = restoreLostDevice();
if (error.isError())
{
return error;
}
}
rx::SurfaceImpl *surfaceImpl = mImplementation->createPixmapSurface(configuration, nativePixmap, attribs);
ASSERT(surfaceImpl != nullptr);
Error error = surfaceImpl->initialize();
if (error.isError())
{
SafeDelete(surfaceImpl);
return error;
}
Surface *surface = new Surface(surfaceImpl, EGL_PIXMAP_BIT, configuration, attribs);
mImplementation->getSurfaceSet().insert(surface);
ASSERT(outSurface != nullptr);
*outSurface = surface;
return Error(EGL_SUCCESS);
}
Error Display::createWindowSurface(const Config *configuration, EGLNativeWindowType window, const AttributeMap &attribs,
Surface **outSurface)
{
if (mImplementation->testDeviceLost())
{
Error error = restoreLostDevice();
if (error.isError())
{
return error;
}
}
rx::SurfaceImpl *surfaceImpl = mImplementation->createWindowSurface(configuration, window, attribs);
ASSERT(surfaceImpl != nullptr);
Error error = surfaceImpl->initialize();
if (error.isError())
{
SafeDelete(surfaceImpl);
return error;
}
Surface *surface = new Surface(surfaceImpl, EGL_WINDOW_BIT, configuration, attribs);
mImplementation->getSurfaceSet().insert(surface);
WindowSurfaceMap *windowSurfaces = GetWindowSurfaces();
ASSERT(windowSurfaces && windowSurfaces->find(window) == windowSurfaces->end());
windowSurfaces->insert(std::make_pair(window, surface));
ASSERT(outSurface != nullptr);
*outSurface = surface;
return Error(EGL_SUCCESS);
}
Error Display::createPbufferFromClientBuffer(const Config *configuration, EGLClientBuffer shareHandle,
const AttributeMap &attribs, Surface **outSurface)
{
ASSERT(isInitialized());
if (mImplementation->testDeviceLost())
{
Error error = restoreLostDevice();
if (error.isError())
{
return error;
}
}
rx::SurfaceImpl *surfaceImpl = mImplementation->createPbufferFromClientBuffer(configuration, shareHandle, attribs);
ASSERT(surfaceImpl != nullptr);
Error error = surfaceImpl->initialize();
if (error.isError())
{
SafeDelete(surfaceImpl);
return error;
}
Surface *surface = new Surface(surfaceImpl, EGL_PBUFFER_BIT, configuration, attribs);
mImplementation->getSurfaceSet().insert(surface);
ASSERT(outSurface != nullptr);
*outSurface = surface;
return Error(EGL_SUCCESS);
}
Error Display::createImage(gl::Context *context,
EGLenum target,
EGLClientBuffer buffer,
const AttributeMap &attribs,
Image **outImage)
{
ASSERT(isInitialized());
if (mImplementation->testDeviceLost())
{
Error error = restoreLostDevice();
if (error.isError())
{
return error;
}
}
egl::ImageSibling *sibling = nullptr;
if (IsTextureTarget(target))
{
sibling = context->getTexture(egl_gl::EGLClientBufferToGLObjectHandle(buffer));
}
else if (IsRenderbufferTarget(target))
{
sibling = context->getRenderbuffer(egl_gl::EGLClientBufferToGLObjectHandle(buffer));
}
else
{
UNREACHABLE();
}
ASSERT(sibling != nullptr);
rx::ImageImpl *imageImpl = mImplementation->createImage(target, sibling, attribs);
ASSERT(imageImpl != nullptr);
Error error = imageImpl->initialize();
if (error.isError())
{
return error;
}
Image *image = new Image(imageImpl, target, sibling, attribs);
ASSERT(outImage != nullptr);
*outImage = image;
// Add this image to the list of all images and hold a ref to it.
image->addRef();
mImageSet.insert(image);
return Error(EGL_SUCCESS);
}
EGLContext Display::createContext(EGLConfig configHandle, const gl::Context *shareContext, bool notifyResets, bool robustAccess)
{
if (!mRenderer)
{
return NULL;
}
else if (mRenderer->testDeviceLost(false)) // Lost device
{
if (!restoreLostDevice())
return NULL;
}
gl::Context *context = glCreateContext(shareContext, mRenderer, notifyResets, robustAccess);
mContextSet.insert(context);
return context;
}
Error Display::createPbufferSurface(const Config *configuration, const AttributeMap &attribs, Surface **outSurface)
{
ASSERT(isInitialized());
if (mImplementation->testDeviceLost())
{
ANGLE_TRY(restoreLostDevice());
}
std::unique_ptr<Surface> surface(new PbufferSurface(mImplementation, configuration, attribs));
ANGLE_TRY(surface->initialize());
ASSERT(outSurface != nullptr);
*outSurface = surface.release();
mImplementation->getSurfaceSet().insert(*outSurface);
return egl::Error(EGL_SUCCESS);
}
Error Display::createContext(const Config *configuration, gl::Context *shareContext, const AttributeMap &attribs,
gl::Context **outContext)
{
ASSERT(isInitialized());
if (mImplementation->testDeviceLost())
{
ANGLE_TRY(restoreLostDevice());
}
gl::Context *context = new gl::Context(mImplementation, configuration, shareContext, attribs);
ASSERT(context != nullptr);
mContextSet.insert(context);
ASSERT(outContext != nullptr);
*outContext = context;
return egl::Error(EGL_SUCCESS);
}
Error Display::createImage(gl::Context *context,
EGLenum target,
EGLClientBuffer buffer,
const AttributeMap &attribs,
Image **outImage)
{
ASSERT(isInitialized());
if (mImplementation->testDeviceLost())
{
Error error = restoreLostDevice();
if (error.isError())
{
return error;
}
}
UNIMPLEMENTED();
return Error(EGL_SUCCESS);
}
Error Display::createWindowSurface(const Config *configuration, EGLNativeWindowType window, const AttributeMap &attribs,
Surface **outSurface)
{
if (mImplementation->testDeviceLost())
{
ANGLE_TRY(restoreLostDevice());
}
std::unique_ptr<Surface> surface(
new WindowSurface(mImplementation, configuration, window, attribs));
ANGLE_TRY(surface->initialize());
ASSERT(outSurface != nullptr);
*outSurface = surface.release();
mImplementation->getSurfaceSet().insert(*outSurface);
WindowSurfaceMap *windowSurfaces = GetWindowSurfaces();
ASSERT(windowSurfaces && windowSurfaces->find(window) == windowSurfaces->end());
windowSurfaces->insert(std::make_pair(window, *outSurface));
return egl::Error(EGL_SUCCESS);
}
EGLContext Display::createContext(EGLConfig configHandle, const gl::Context *shareContext, bool notifyResets, bool robustAccess)
{
if (!mDevice)
{
if (!createDevice())
{
return NULL;
}
}
else if (testDeviceLost()) // Lost device
{
if (!restoreLostDevice())
return NULL;
}
const egl::Config *config = mConfigSet.get(configHandle);
gl::Context *context = glCreateContext(config, shareContext, notifyResets, robustAccess);
mContextSet.insert(context);
mDeviceLost = false;
return context;
}
EGLContext Display::createContext(EGLConfig configHandle, EGLint clientVersion, const gl::Context *shareContext, bool notifyResets, bool robustAccess)
{
if (!mRenderer)
{
return EGL_NO_CONTEXT;
}
else if (mRenderer->testDeviceLost(false)) // Lost device
{
if (!restoreLostDevice())
{
return error(EGL_CONTEXT_LOST, EGL_NO_CONTEXT);
}
}
if (clientVersion > 2 && mRenderer->getMajorShaderModel() < 4)
{
return error(EGL_BAD_CONFIG, EGL_NO_CONTEXT);
}
gl::Context *context = glCreateContext(clientVersion, shareContext, mRenderer, notifyResets, robustAccess);
mContextSet.insert(context);
return success(context);
}
EGLSurface Display::createOffscreenSurface(EGLConfig config, HANDLE shareHandle, const EGLint *attribList)
{
EGLint width = 0, height = 0;
EGLenum textureFormat = EGL_NO_TEXTURE;
EGLenum textureTarget = EGL_NO_TEXTURE;
const Config *configuration = mConfigSet.get(config);
if (attribList)
{
while (*attribList != EGL_NONE)
{
switch (attribList[0])
{
case EGL_WIDTH:
width = attribList[1];
break;
case EGL_HEIGHT:
height = attribList[1];
break;
case EGL_LARGEST_PBUFFER:
if (attribList[1] != EGL_FALSE)
UNIMPLEMENTED(); // FIXME
break;
case EGL_TEXTURE_FORMAT:
switch (attribList[1])
{
case EGL_NO_TEXTURE:
case EGL_TEXTURE_RGB:
case EGL_TEXTURE_RGBA:
textureFormat = attribList[1];
break;
default:
return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
}
break;
case EGL_TEXTURE_TARGET:
switch (attribList[1])
{
case EGL_NO_TEXTURE:
case EGL_TEXTURE_2D:
textureTarget = attribList[1];
break;
default:
return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
}
break;
case EGL_MIPMAP_TEXTURE:
if (attribList[1] != EGL_FALSE)
return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
break;
case EGL_VG_COLORSPACE:
return error(EGL_BAD_MATCH, EGL_NO_SURFACE);
case EGL_VG_ALPHA_FORMAT:
return error(EGL_BAD_MATCH, EGL_NO_SURFACE);
default:
return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
}
attribList += 2;
}
}
if (width < 0 || height < 0)
{
return error(EGL_BAD_PARAMETER, EGL_NO_SURFACE);
}
if (width == 0 || height == 0)
{
return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
}
if (textureFormat != EGL_NO_TEXTURE && !mRenderer->getRendererExtensions().textureNPOT && (!gl::isPow2(width) || !gl::isPow2(height)))
{
return error(EGL_BAD_MATCH, EGL_NO_SURFACE);
}
if ((textureFormat != EGL_NO_TEXTURE && textureTarget == EGL_NO_TEXTURE) ||
(textureFormat == EGL_NO_TEXTURE && textureTarget != EGL_NO_TEXTURE))
{
return error(EGL_BAD_MATCH, EGL_NO_SURFACE);
}
if (!(configuration->mSurfaceType & EGL_PBUFFER_BIT))
{
return error(EGL_BAD_MATCH, EGL_NO_SURFACE);
}
if ((textureFormat == EGL_TEXTURE_RGB && configuration->mBindToTextureRGB != EGL_TRUE) ||
(textureFormat == EGL_TEXTURE_RGBA && configuration->mBindToTextureRGBA != EGL_TRUE))
{
return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
}
if (mRenderer->testDeviceLost(false))
{
if (!restoreLostDevice())
return EGL_NO_SURFACE;
}
Surface *surface = new Surface(this, configuration, shareHandle, width, height, textureFormat, textureTarget);
if (!surface->initialize())
{
delete surface;
return EGL_NO_SURFACE;
}
mSurfaceSet.insert(surface);
return success(surface);
}