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// Copyright 2018 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef DAWNNATIVE_VULKAN_TEXTUREVK_H_
#define DAWNNATIVE_VULKAN_TEXTUREVK_H_
#include "dawn_native/Texture.h"
#include "common/vulkan_platform.h"
#include "dawn_native/vulkan/MemoryAllocator.h"
namespace dawn_native { namespace vulkan {
VkFormat VulkanImageFormat(dawn::TextureFormat format);
VkImageUsageFlags VulkanImageUsage(dawn::TextureUsageBit usage, const Format& format);
VkSampleCountFlagBits VulkanSampleCount(uint32_t sampleCount);
class Texture : public TextureBase {
public:
Texture(Device* device, const TextureDescriptor* descriptor);
Texture(Device* device, const TextureDescriptor* descriptor, VkImage nativeImage);
~Texture();
VkImage GetHandle() const;
VkImageAspectFlags GetVkAspectMask() const;
// Transitions the texture to be used as `usage`, recording any necessary barrier in
// `commands`.
// TODO(cwallez@chromium.org): coalesce barriers and do them early when possible.
void TransitionUsageNow(VkCommandBuffer commands, dawn::TextureUsageBit usage);
void EnsureSubresourceContentInitialized(VkCommandBuffer commands,
uint32_t baseMipLevel,
uint32_t levelCount,
uint32_t baseArrayLayer,
uint32_t layerCount);
private:
void DestroyImpl() override;
void ClearTexture(VkCommandBuffer commands,
uint32_t baseMipLevel,
uint32_t levelCount,
uint32_t baseArrayLayer,
uint32_t layerCount);
VkImage mHandle = VK_NULL_HANDLE;
DeviceMemoryAllocation mMemoryAllocation;
// A usage of none will make sure the texture is transitioned before its first use as
// required by the spec.
dawn::TextureUsageBit mLastUsage = dawn::TextureUsageBit::None;
};
class TextureView : public TextureViewBase {
public:
TextureView(TextureBase* texture, const TextureViewDescriptor* descriptor);
~TextureView();
VkImageView GetHandle() const;
private:
VkImageView mHandle = VK_NULL_HANDLE;
};
}} // namespace dawn_native::vulkan
#endif // DAWNNATIVE_VULKAN_TEXTUREVK_H_
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