mirror of
https://gitea.wildfiregames.com/0ad/0ad
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139 lines
4.5 KiB
C++
139 lines
4.5 KiB
C++
/* Copyright (C) 2023 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_RENDERER_BACKEND_VULKAN_TEXTURE
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#define INCLUDED_RENDERER_BACKEND_VULKAN_TEXTURE
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#include "renderer/backend/ITexture.h"
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#include "renderer/backend/Sampler.h"
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#include "renderer/backend/vulkan/DeviceObjectUID.h"
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#include "renderer/backend/vulkan/VMA.h"
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#include <glad/vulkan.h>
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#include <memory>
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namespace Renderer
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{
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namespace Backend
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{
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namespace Vulkan
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{
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class CDevice;
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class CTexture final : public ITexture
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{
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public:
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~CTexture() override;
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IDevice* GetDevice() override;
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Type GetType() const override { return m_Type; }
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uint32_t GetUsage() const override { return m_Usage; }
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Format GetFormat() const override { return m_Format; }
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uint32_t GetWidth() const override { return m_Width; }
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uint32_t GetHeight() const override { return m_Height; }
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uint32_t GetMIPLevelCount() const override { return m_MIPLevelCount; }
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uint32_t GetSampleCount() const { return m_SampleCount; }
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uint32_t GetLayerCount() const { return m_LayerCount; }
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VkImage GetImage() { return m_Image; }
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VkImageView GetAttachmentImageView() { return m_AttachmentImageView; }
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VkImageView GetSamplerImageView() { return m_SamplerImageView; }
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VkSampler GetSampler() { return m_Sampler; }
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bool IsCompareEnabled() { return m_IsCompareEnabled; }
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VkFormat GetVkFormat() const { return m_VkFormat; }
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VkImageAspectFlags GetAttachmentImageAspectMask() { return m_AttachmentImageAspectMask; }
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VkImageAspectFlags GetSamplerImageAspectMask() { return m_SamplerImageAspectMask; }
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/**
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* @return mapped data for readback textures else returns nullptr.
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*/
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void* GetMappedData() { return m_AllocationInfo.pMappedData; }
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VkDeviceMemory GetDeviceMemory() { return m_AllocationInfo.deviceMemory; }
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bool IsInitialized() const { return m_Initialized; }
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void SetInitialized() { m_Initialized = true; }
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DeviceObjectUID GetUID() const { return m_UID; }
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private:
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friend class CDevice;
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friend class CSwapChain;
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CTexture(CDevice* device);
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static std::unique_ptr<CTexture> Create(
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CDevice* device, const char* name, const Type type, const uint32_t usage,
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const Format format, const uint32_t width, const uint32_t height,
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const Sampler::Desc& defaultSamplerDesc,
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const uint32_t MIPLevelCount, const uint32_t sampleCount);
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static std::unique_ptr<CTexture> WrapBackbufferImage(
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CDevice* device, const char* name, const VkImage image, const VkFormat format,
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const VkImageUsageFlags usage, const uint32_t width, const uint32_t height);
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static std::unique_ptr<CTexture> CreateReadback(
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CDevice* device, const char* name, const Format format,
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const uint32_t width, const uint32_t height);
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Type m_Type = Type::TEXTURE_2D;
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uint32_t m_Usage = 0;
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Format m_Format = Format::UNDEFINED;
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VkFormat m_VkFormat = VK_FORMAT_UNDEFINED;
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uint32_t m_Width = 0;
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uint32_t m_Height = 0;
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uint32_t m_MIPLevelCount = 0;
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uint32_t m_SampleCount = 0;
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uint32_t m_LayerCount = 0;
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CDevice* m_Device = nullptr;
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VkImage m_Image = VK_NULL_HANDLE;
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VkImageView m_AttachmentImageView = VK_NULL_HANDLE;
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VkImageView m_SamplerImageView = VK_NULL_HANDLE;
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VkSampler m_Sampler = VK_NULL_HANDLE;
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bool m_IsCompareEnabled = false;
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VmaAllocation m_Allocation{};
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VmaAllocationInfo m_AllocationInfo{};
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DeviceObjectUID m_UID{INVALID_DEVICE_OBJECT_UID};
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// Sampler image aspect mask is submask of the attachment one. As we can't
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// have both VK_IMAGE_ASPECT_DEPTH_BIT and VK_IMAGE_ASPECT_STENCIL_BIT for
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// VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL.
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VkImageAspectFlags m_AttachmentImageAspectMask = 0;
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VkImageAspectFlags m_SamplerImageAspectMask = 0;
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// We store a flag of all subresources, we don't have to handle them separately.
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// It's safe to store the current state while we use a single device command
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// context.
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bool m_Initialized = false;
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};
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} // namespace Vulkan
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} // namespace Backend
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} // namespace Renderer
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#endif // INCLUDED_RENDERER_BACKEND_VULKAN_TEXTURE
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