blob: 9eb9445c9919100a0b7aab18de46f82590f5042b [file] [log] [blame]
//
// Copyright 2016 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// RenderbufferVk.cpp:
// Implements the class methods for RenderbufferVk.
//
#include "libANGLE/renderer/vulkan/RenderbufferVk.h"
#include "libANGLE/Context.h"
#include "libANGLE/renderer/vulkan/ContextVk.h"
#include "libANGLE/renderer/vulkan/RendererVk.h"
namespace rx
{
namespace
{
constexpr VkClearDepthStencilValue kDefaultClearDepthStencilValue = {0.0f, 1};
constexpr VkClearColorValue kBlackClearColorValue = {{0}};
} // anonymous namespace
RenderbufferVk::RenderbufferVk(const gl::RenderbufferState &state)
: RenderbufferImpl(state), mImage(nullptr)
{}
RenderbufferVk::~RenderbufferVk() {}
void RenderbufferVk::onDestroy(const gl::Context *context)
{
ContextVk *contextVk = vk::GetImpl(context);
RendererVk *renderer = contextVk->getRenderer();
if (mImage)
{
mImage->releaseImage(renderer);
mImage->releaseStagingBuffer(renderer);
SafeDelete(mImage);
}
renderer->releaseObject(renderer->getCurrentQueueSerial(), &mImageView);
}
angle::Result RenderbufferVk::setStorage(const gl::Context *context,
GLenum internalformat,
size_t width,
size_t height)
{
ContextVk *contextVk = vk::GetImpl(context);
RendererVk *renderer = contextVk->getRenderer();
const vk::Format &vkFormat = renderer->getFormat(internalformat);
if (mImage != nullptr && mImage->valid())
{
// Check against the state if we need to recreate the storage.
if (internalformat != mState.getFormat().info->internalFormat ||
static_cast<GLsizei>(width) != mState.getWidth() ||
static_cast<GLsizei>(height) != mState.getHeight())
{
mImage->releaseImage(renderer);
renderer->releaseObject(renderer->getCurrentQueueSerial(), &mImageView);
}
}
if ((mImage == nullptr || !mImage->valid()) && (width != 0 && height != 0))
{
if (mImage == nullptr)
{
mImage = new vk::ImageHelper();
}
const angle::Format &textureFormat = vkFormat.textureFormat();
bool isDepthOrStencilFormat = textureFormat.depthBits > 0 || textureFormat.stencilBits > 0;
const VkImageUsageFlags usage =
VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
VK_IMAGE_USAGE_SAMPLED_BIT |
(textureFormat.redBits > 0 ? VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT : 0) |
(isDepthOrStencilFormat ? VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT : 0);
gl::Extents extents(static_cast<int>(width), static_cast<int>(height), 1);
ANGLE_TRY(mImage->init(contextVk, gl::TextureType::_2D, extents, vkFormat, 1, usage, 1, 1));
VkMemoryPropertyFlags flags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT;
ANGLE_TRY(mImage->initMemory(contextVk, renderer->getMemoryProperties(), flags));
VkImageAspectFlags aspect = vk::GetFormatAspectFlags(textureFormat);
// Note that LUMA textures are not color-renderable, so a read-view with swizzle is not
// needed.
ANGLE_TRY(mImage->initImageView(contextVk, gl::TextureType::_2D, aspect, gl::SwizzleState(),
&mImageView, 1));
// TODO(jmadill): Fold this into the RenderPass load/store ops. http://anglebug.com/2361
vk::CommandBuffer *commandBuffer = nullptr;
ANGLE_TRY(mImage->recordCommands(contextVk, &commandBuffer));
if (isDepthOrStencilFormat)
{
mImage->clearDepthStencil(aspect, aspect, kDefaultClearDepthStencilValue,
commandBuffer);
}
else
{
mImage->clearColor(kBlackClearColorValue, 0, 1, commandBuffer);
}
mRenderTarget.init(mImage, &mImageView, 0, nullptr);
}
return angle::Result::Continue;
}
angle::Result RenderbufferVk::setStorageMultisample(const gl::Context *context,
size_t samples,
GLenum internalformat,
size_t width,
size_t height)
{
ANGLE_VK_UNREACHABLE(vk::GetImpl(context));
return angle::Result::Stop;
}
angle::Result RenderbufferVk::setStorageEGLImageTarget(const gl::Context *context,
egl::Image *image)
{
ANGLE_VK_UNREACHABLE(vk::GetImpl(context));
return angle::Result::Stop;
}
angle::Result RenderbufferVk::getAttachmentRenderTarget(const gl::Context *context,
GLenum binding,
const gl::ImageIndex &imageIndex,
FramebufferAttachmentRenderTarget **rtOut)
{
ASSERT(mImage && mImage->valid());
*rtOut = &mRenderTarget;
return angle::Result::Continue;
}
angle::Result RenderbufferVk::initializeContents(const gl::Context *context,
const gl::ImageIndex &imageIndex)
{
UNIMPLEMENTED();
return angle::Result::Continue;
}
} // namespace rx