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Diffstat (limited to 'src/video_core/renderer_vulkan/vk_image.h')
-rw-r--r-- | src/video_core/renderer_vulkan/vk_image.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/video_core/renderer_vulkan/vk_image.h b/src/video_core/renderer_vulkan/vk_image.h new file mode 100644 index 000000000..dc8095032 --- /dev/null +++ b/src/video_core/renderer_vulkan/vk_image.h @@ -0,0 +1,84 @@ +// Copyright 2018 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <memory> +#include <vector> + +#include "common/common_types.h" +#include "video_core/renderer_vulkan/declarations.h" + +namespace Vulkan { + +class VKDevice; +class VKScheduler; + +class VKImage { +public: + explicit VKImage(const VKDevice& device, VKScheduler& scheduler, + const vk::ImageCreateInfo& image_ci, vk::ImageAspectFlags aspect_mask); + ~VKImage(); + + /// Records in the passed command buffer an image transition and updates the state of the image. + void Transition(u32 base_layer, u32 num_layers, u32 base_level, u32 num_levels, + vk::PipelineStageFlags new_stage_mask, vk::AccessFlags new_access, + vk::ImageLayout new_layout); + + /// Returns a view compatible with presentation, the image has to be 2D. + vk::ImageView GetPresentView() { + if (!present_view) { + CreatePresentView(); + } + return *present_view; + } + + /// Returns the Vulkan image handler. + vk::Image GetHandle() const { + return *image; + } + + /// Returns the Vulkan format for this image. + vk::Format GetFormat() const { + return format; + } + + /// Returns the Vulkan aspect mask. + vk::ImageAspectFlags GetAspectMask() const { + return aspect_mask; + } + +private: + struct SubrangeState final { + vk::AccessFlags access = {}; ///< Current access bits. + vk::ImageLayout layout = vk::ImageLayout::eUndefined; ///< Current image layout. + }; + + bool HasChanged(u32 base_layer, u32 num_layers, u32 base_level, u32 num_levels, + vk::AccessFlags new_access, vk::ImageLayout new_layout) noexcept; + + /// Creates a presentation view. + void CreatePresentView(); + + /// Returns the subrange state for a layer and layer. + SubrangeState& GetSubrangeState(u32 layer, u32 level) noexcept; + + const VKDevice& device; ///< Device handler. + VKScheduler& scheduler; ///< Device scheduler. + + const vk::Format format; ///< Vulkan format. + const vk::ImageAspectFlags aspect_mask; ///< Vulkan aspect mask. + const u32 image_num_layers; ///< Number of layers. + const u32 image_num_levels; ///< Number of mipmap levels. + + UniqueImage image; ///< Image handle. + UniqueImageView present_view; ///< Image view compatible with presentation. + + std::vector<vk::ImageMemoryBarrier> barriers; ///< Pool of barriers. + std::vector<SubrangeState> subrange_states; ///< Current subrange state. + + bool state_diverged = false; ///< True when subresources mismatch in layout. +}; + +} // namespace Vulkan |