angle::Result ImageVk::orphan(const gl::Context *context, egl::ImageSibling *sibling)
{
if (sibling == mState.source)
{
if (egl::IsTextureTarget(mState.target))
{
TextureVk *textureVk = GetImplAs<TextureVk>(GetAs<gl::Texture>(mState.source));
ASSERT(mImage == &textureVk->getImage());
textureVk->releaseOwnershipOfImage(context);
mOwnsImage = true;
}
else if (egl::IsRenderbufferTarget(mState.target))
{
RenderbufferVk *renderbufferVk =
GetImplAs<RenderbufferVk>(GetAs<gl::Renderbuffer>(mState.source));
ASSERT(mImage == renderbufferVk->getImage());
renderbufferVk->releaseOwnershipOfImage(context);
mOwnsImage = true;
}
else
{
ANGLE_VK_UNREACHABLE(vk::GetImpl(context));
return angle::Result::Stop;
}
}
// Grab a fence from the releasing context to know when the image is no longer used
ASSERT(mContext != nullptr);
ContextVk *contextVk = vk::GetImpl(mContext);
// Flush the context to make sure the fence has been submitted.
ANGLE_TRY(contextVk->flushImpl(nullptr));
vk::Shared<vk::Fence> fence = contextVk->getLastSubmittedFence();
if (fence.isReferenced())
{
mImageLastUseFences.push_back(std::move(fence));
}
return angle::Result::Continue;
}
egl::Error ImageVk::initialize(const egl::Display *display)
{
if (egl::IsTextureTarget(mState.target))
{
TextureVk *textureVk = GetImplAs<TextureVk>(GetAs<gl::Texture>(mState.source));
// Make sure the texture has created its backing storage
ASSERT(mContext != nullptr);
ContextVk *contextVk = vk::GetImpl(mContext);
ANGLE_TRY(ResultToEGL(textureVk->ensureImageInitialized(contextVk)));
mImage = &textureVk->getImage();
// The staging buffer for a texture source should already be initialized
mOwnsImage = false;
mImageTextureType = mState.imageIndex.getType();
mImageLevel = mState.imageIndex.getLevelIndex();
mImageLayer = mState.imageIndex.hasLayer() ? mState.imageIndex.getLayerIndex() : 0;
}
else
{
RendererVk *renderer = nullptr;
if (egl::IsRenderbufferTarget(mState.target))
{
RenderbufferVk *renderbufferVk =
GetImplAs<RenderbufferVk>(GetAs<gl::Renderbuffer>(mState.source));
mImage = renderbufferVk->getImage();
ASSERT(mContext != nullptr);
renderer = vk::GetImpl(mContext)->getRenderer();
;
}
else if (egl::IsExternalImageTarget(mState.target))
{
const ExternalImageSiblingVk *externalImageSibling =
GetImplAs<ExternalImageSiblingVk>(GetAs<egl::ExternalImageSibling>(mState.source));
mImage = externalImageSibling->getImage();
ASSERT(mContext == nullptr);
renderer = vk::GetImpl(display)->getRenderer();
}
else
{
UNREACHABLE();
return egl::EglBadAccess();
}
// Make sure a staging buffer is ready to use to upload data
mImage->initStagingBuffer(renderer, mImage->getFormat());
mOwnsImage = false;
mImageTextureType = gl::TextureType::_2D;
mImageLevel = 0;
mImageLayer = 0;
}
return egl::NoError();
}
void ProgramVk::updateTexturesDescriptorSet(ContextVk *contextVk)
{
if (mState.getSamplerBindings().empty() || !mDirtyTextures)
{
return;
}
VkDescriptorSet descriptorSet = mDescriptorSets.back();
// TODO(jmadill): Don't hard-code the texture limit.
ShaderTextureArray<VkDescriptorImageInfo> descriptorImageInfo;
ShaderTextureArray<VkWriteDescriptorSet> writeDescriptorInfo;
uint32_t imageCount = 0;
const gl::State &glState = contextVk->getGLState();
const auto &completeTextures = glState.getCompleteTextureCache();
for (const auto &samplerBinding : mState.getSamplerBindings())
{
ASSERT(!samplerBinding.unreferenced);
// TODO(jmadill): Sampler arrays
ASSERT(samplerBinding.boundTextureUnits.size() == 1);
GLuint textureUnit = samplerBinding.boundTextureUnits[0];
const gl::Texture *texture = completeTextures[textureUnit];
// TODO(jmadill): Incomplete textures handling.
ASSERT(texture);
TextureVk *textureVk = vk::GetImpl(texture);
const vk::Image &image = textureVk->getImage();
VkDescriptorImageInfo &imageInfo = descriptorImageInfo[imageCount];
imageInfo.sampler = textureVk->getSampler().getHandle();
imageInfo.imageView = textureVk->getImageView().getHandle();
imageInfo.imageLayout = image.getCurrentLayout();
auto &writeInfo = writeDescriptorInfo[imageCount];
writeInfo.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
writeInfo.pNext = nullptr;
writeInfo.dstSet = descriptorSet;
writeInfo.dstBinding = imageCount;
writeInfo.dstArrayElement = 0;
writeInfo.descriptorCount = 1;
writeInfo.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
writeInfo.pImageInfo = &imageInfo;
writeInfo.pBufferInfo = nullptr;
writeInfo.pTexelBufferView = nullptr;
imageCount++;
}
VkDevice device = contextVk->getDevice();
ASSERT(imageCount > 0);
vkUpdateDescriptorSets(device, imageCount, writeDescriptorInfo.data(), 0, nullptr);
mDirtyTextures = false;
}
