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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <map>
#include "common/common_types.h"
#include "video_core/engines/fermi_2d.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/surface.h"
namespace VideoCommon {
class HasheableSurfaceParams {
public:
std::size_t Hash() const;
bool operator==(const HasheableSurfaceParams& rhs) const;
bool operator!=(const HasheableSurfaceParams& rhs) const {
return !operator==(rhs);
}
protected:
// Avoid creation outside of a managed environment.
HasheableSurfaceParams() = default;
bool is_tiled;
bool srgb_conversion;
u32 block_width;
u32 block_height;
u32 block_depth;
u32 tile_width_spacing;
u32 width;
u32 height;
u32 depth;
u32 pitch;
u32 unaligned_height;
u32 num_levels;
VideoCore::Surface::PixelFormat pixel_format;
VideoCore::Surface::ComponentType component_type;
VideoCore::Surface::SurfaceType type;
VideoCore::Surface::SurfaceTarget target;
};
class SurfaceParams final : public HasheableSurfaceParams {
public:
/// Creates SurfaceCachedParams from a texture configuration.
static SurfaceParams CreateForTexture(Core::System& system,
const Tegra::Texture::FullTextureInfo& config);
/// Creates SurfaceCachedParams for a depth buffer configuration.
static SurfaceParams CreateForDepthBuffer(
Core::System& system, u32 zeta_width, u32 zeta_height, Tegra::DepthFormat format,
u32 block_width, u32 block_height, u32 block_depth,
Tegra::Engines::Maxwell3D::Regs::InvMemoryLayout type);
/// Creates SurfaceCachedParams from a framebuffer configuration.
static SurfaceParams CreateForFramebuffer(Core::System& system, std::size_t index);
/// Creates SurfaceCachedParams from a Fermi2D surface configuration.
static SurfaceParams CreateForFermiCopySurface(
const Tegra::Engines::Fermi2D::Regs::Surface& config);
bool IsTiled() const {
return is_tiled;
}
bool GetSrgbConversion() const {
return srgb_conversion;
}
u32 GetBlockWidth() const {
return block_width;
}
u32 GetTileWidthSpacing() const {
return tile_width_spacing;
}
u32 GetWidth() const {
return width;
}
u32 GetHeight() const {
return height;
}
u32 GetDepth() const {
return depth;
}
u32 GetPitch() const {
return pitch;
}
u32 GetNumLevels() const {
return num_levels;
}
VideoCore::Surface::PixelFormat GetPixelFormat() const {
return pixel_format;
}
VideoCore::Surface::ComponentType GetComponentType() const {
return component_type;
}
VideoCore::Surface::SurfaceTarget GetTarget() const {
return target;
}
VideoCore::Surface::SurfaceType GetType() const {
return type;
}
std::size_t GetGuestSizeInBytes() const {
return guest_size_in_bytes;
}
std::size_t GetHostSizeInBytes() const {
return host_size_in_bytes;
}
u32 GetNumLayers() const {
return num_layers;
}
/// Returns the width of a given mipmap level.
u32 GetMipWidth(u32 level) const;
/// Returns the height of a given mipmap level.
u32 GetMipHeight(u32 level) const;
/// Returns the depth of a given mipmap level.
u32 GetMipDepth(u32 level) const;
/// Returns true if these parameters are from a layered surface.
bool IsLayered() const;
/// Returns the block height of a given mipmap level.
u32 GetMipBlockHeight(u32 level) const;
/// Returns the block depth of a given mipmap level.
u32 GetMipBlockDepth(u32 level) const;
/// Returns the offset in bytes in guest memory of a given mipmap level.
std::size_t GetGuestMipmapLevelOffset(u32 level) const;
/// Returns the offset in bytes in host memory (linear) of a given mipmap level.
std::size_t GetHostMipmapLevelOffset(u32 level) const;
/// Returns the size in bytes in host memory (linear) of a given mipmap level.
std::size_t GetHostMipmapSize(u32 level) const;
/// Returns the size of a layer in bytes in guest memory.
std::size_t GetGuestLayerSize() const;
/// Returns the size of a layer in bytes in host memory for a given mipmap level.
std::size_t GetHostLayerSize(u32 level) const;
/// Returns the default block width.
u32 GetDefaultBlockWidth() const;
/// Returns the default block height.
u32 GetDefaultBlockHeight() const;
/// Returns the bits per pixel.
u32 GetBitsPerPixel() const;
/// Returns the bytes per pixel.
u32 GetBytesPerPixel() const;
/// Returns true if another surface can be familiar with this. This is a loosely defined term
/// that reflects the possibility of these two surface parameters potentially being part of a
/// bigger superset.
bool IsFamiliar(const SurfaceParams& view_params) const;
/// Returns true if the pixel format is a depth and/or stencil format.
bool IsPixelFormatZeta() const;
/// Creates a map that redirects an address difference to a layer and mipmap level.
std::map<u64, std::pair<u32, u32>> CreateViewOffsetMap() const;
/// Returns true if the passed surface view parameters is equal or a valid subset of this.
bool IsViewValid(const SurfaceParams& view_params, u32 layer, u32 level) const;
private:
/// Calculates values that can be deduced from HasheableSurfaceParams.
void CalculateCachedValues();
/// Returns the size of a given mipmap level inside a layer.
std::size_t GetInnerMipmapMemorySize(u32 level, bool as_host_size, bool uncompressed) const;
/// Returns the size of all mipmap levels and aligns as needed.
std::size_t GetInnerMemorySize(bool as_host_size, bool layer_only, bool uncompressed) const;
/// Returns the size of a layer
std::size_t GetLayerSize(bool as_host_size, bool uncompressed) const;
/// Returns true if the passed view width and height match the size of this params in a given
/// mipmap level.
bool IsDimensionValid(const SurfaceParams& view_params, u32 level) const;
/// Returns true if the passed view depth match the size of this params in a given mipmap level.
bool IsDepthValid(const SurfaceParams& view_params, u32 level) const;
/// Returns true if the passed view layers and mipmap levels are in bounds.
bool IsInBounds(const SurfaceParams& view_params, u32 layer, u32 level) const;
std::size_t guest_size_in_bytes;
std::size_t host_size_in_bytes;
u32 num_layers;
};
} // namespace VideoCommon
namespace std {
template <>
struct hash<VideoCommon::SurfaceParams> {
std::size_t operator()(const VideoCommon::SurfaceParams& k) const noexcept {
return k.Hash();
}
};
} // namespace std
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