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texture_cache: Remove old rasterizer cache

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Fernando Sahmkow 2019-06-13 10:26:17 -04:00 committed by ReinUsesLisp
parent 2d83553ea7
commit 4db28f72f6
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src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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src/video_core/renderer_opengl/gl_rasterizer_cache.h
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// Copyright 2018 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <memory>
#include <string>
#include <tuple>
#include <vector>
#include "common/alignment.h"
#include "common/bit_util.h"
#include "common/common_types.h"
#include "common/hash.h"
#include "common/math_util.h"
#include "video_core/engines/fermi_2d.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/rasterizer_cache.h"
#include "video_core/renderer_opengl/gl_resource_manager.h"
#include "video_core/renderer_opengl/gl_shader_gen.h"
#include "video_core/surface.h"
#include "video_core/textures/decoders.h"
#include "video_core/textures/texture.h"
namespace OpenGL {
class CachedSurface;
using Surface = std::shared_ptr<CachedSurface>;
using SurfaceSurfaceRect_Tuple = std::tuple<Surface, Surface, Common::Rectangle<u32>>;
using SurfaceTarget = VideoCore::Surface::SurfaceTarget;
using SurfaceType = VideoCore::Surface::SurfaceType;
using PixelFormat = VideoCore::Surface::PixelFormat;
using ComponentType = VideoCore::Surface::ComponentType;
using Maxwell = Tegra::Engines::Maxwell3D::Regs;
struct SurfaceParams {
enum class SurfaceClass {
Uploaded,
RenderTarget,
DepthBuffer,
Copy,
};
static std::string SurfaceTargetName(SurfaceTarget target) {
switch (target) {
case SurfaceTarget::Texture1D:
return "Texture1D";
case SurfaceTarget::Texture2D:
return "Texture2D";
case SurfaceTarget::Texture3D:
return "Texture3D";
case SurfaceTarget::Texture1DArray:
return "Texture1DArray";
case SurfaceTarget::Texture2DArray:
return "Texture2DArray";
case SurfaceTarget::TextureCubemap:
return "TextureCubemap";
case SurfaceTarget::TextureCubeArray:
return "TextureCubeArray";
default:
LOG_CRITICAL(HW_GPU, "Unimplemented surface_target={}", static_cast<u32>(target));
UNREACHABLE();
return fmt::format("TextureUnknown({})", static_cast<u32>(target));
}
}
u32 GetFormatBpp() const {
return VideoCore::Surface::GetFormatBpp(pixel_format);
}
/// Returns the rectangle corresponding to this surface
Common::Rectangle<u32> GetRect(u32 mip_level = 0) const;
/// Returns the total size of this surface in bytes, adjusted for compression
std::size_t SizeInBytesRaw(bool ignore_tiled = false) const {
const u32 compression_factor{GetCompressionFactor(pixel_format)};
const u32 bytes_per_pixel{GetBytesPerPixel(pixel_format)};
const size_t uncompressed_size{
Tegra::Texture::CalculateSize((ignore_tiled ? false : is_tiled), bytes_per_pixel, width,
height, depth, block_height, block_depth)};
// Divide by compression_factor^2, as height and width are factored by this
return uncompressed_size / (compression_factor * compression_factor);
}
/// Returns the size of this surface as an OpenGL texture in bytes
std::size_t SizeInBytesGL() const {
return SizeInBytesRaw(true);
}
/// Returns the size of this surface as a cube face in bytes
std::size_t SizeInBytesCubeFace() const {
return size_in_bytes / 6;
}
/// Returns the size of this surface as an OpenGL cube face in bytes
std::size_t SizeInBytesCubeFaceGL() const {
return size_in_bytes_gl / 6;
}
/// Returns the exact size of memory occupied by the texture in VRAM, including mipmaps.
std::size_t MemorySize() const {
std::size_t size = InnerMemorySize(false, is_layered);
if (is_layered)
return size * depth;
return size;
}
/// Returns true if the parameters constitute a valid rasterizer surface.
bool IsValid() const {
return gpu_addr && host_ptr && height && width;
}
/// Returns the exact size of the memory occupied by a layer in a texture in VRAM, including
/// mipmaps.
std::size_t LayerMemorySize() const {
return InnerMemorySize(false, true);
}
/// Returns the size of a layer of this surface in OpenGL.
std::size_t LayerSizeGL(u32 mip_level) const {
return InnerMipmapMemorySize(mip_level, true, is_layered, false);
}
std::size_t GetMipmapSizeGL(u32 mip_level, bool ignore_compressed = true) const {
std::size_t size = InnerMipmapMemorySize(mip_level, true, is_layered, ignore_compressed);
if (is_layered)
return size * depth;
return size;
}
std::size_t GetMipmapLevelOffset(u32 mip_level) const {
std::size_t offset = 0;
for (u32 i = 0; i < mip_level; i++)
offset += InnerMipmapMemorySize(i, false, is_layered);
return offset;
}
std::size_t GetMipmapLevelOffsetGL(u32 mip_level) const {
std::size_t offset = 0;
for (u32 i = 0; i < mip_level; i++)
offset += InnerMipmapMemorySize(i, true, is_layered);
return offset;
}
std::size_t GetMipmapSingleSize(u32 mip_level) const {
return InnerMipmapMemorySize(mip_level, false, is_layered);
}
u32 MipWidth(u32 mip_level) const {
return std::max(1U, width >> mip_level);
}
u32 MipWidthGobAligned(u32 mip_level) const {
return Common::AlignUp(std::max(1U, width >> mip_level), 64U * 8U / GetFormatBpp());
}
u32 MipHeight(u32 mip_level) const {
return std::max(1U, height >> mip_level);
}
u32 MipDepth(u32 mip_level) const {
return is_layered ? depth : std::max(1U, depth >> mip_level);
}
// Auto block resizing algorithm from:
// https://cgit.freedesktop.org/mesa/mesa/tree/src/gallium/drivers/nouveau/nv50/nv50_miptree.c
u32 MipBlockHeight(u32 mip_level) const {
if (mip_level == 0)
return block_height;
u32 alt_height = MipHeight(mip_level);
u32 h = GetDefaultBlockHeight(pixel_format);
u32 blocks_in_y = (alt_height + h - 1) / h;
u32 bh = 16;
while (bh > 1 && blocks_in_y <= bh * 4) {
bh >>= 1;
}
return bh;
}
u32 MipBlockDepth(u32 mip_level) const {
if (mip_level == 0) {
return block_depth;
}
if (is_layered) {
return 1;
}
const u32 mip_depth = MipDepth(mip_level);
u32 bd = 32;
while (bd > 1 && mip_depth * 2 <= bd) {
bd >>= 1;
}
if (bd == 32) {
const u32 bh = MipBlockHeight(mip_level);
if (bh >= 4) {
return 16;
}
}
return bd;
}
u32 RowAlign(u32 mip_level) const {
const u32 m_width = MipWidth(mip_level);
const u32 bytes_per_pixel = GetBytesPerPixel(pixel_format);
const u32 l2 = Common::CountTrailingZeroes32(m_width * bytes_per_pixel);
return (1U << l2);
}
/// Creates SurfaceParams from a texture configuration
static SurfaceParams CreateForTexture(const Tegra::Texture::FullTextureInfo& config,
const GLShader::SamplerEntry& entry);
/// Creates SurfaceParams from a framebuffer configuration
static SurfaceParams CreateForFramebuffer(std::size_t index);
/// Creates SurfaceParams for a depth buffer configuration
static SurfaceParams CreateForDepthBuffer(
u32 zeta_width, u32 zeta_height, GPUVAddr zeta_address, Tegra::DepthFormat format,
u32 block_width, u32 block_height, u32 block_depth,
Tegra::Engines::Maxwell3D::Regs::InvMemoryLayout type);
/// Creates SurfaceParams for a Fermi2D surface copy
static SurfaceParams CreateForFermiCopySurface(
const Tegra::Engines::Fermi2D::Regs::Surface& config);
/// Checks if surfaces are compatible for caching
bool IsCompatibleSurface(const SurfaceParams& other) const {
if (std::tie(pixel_format, type, width, height, target, depth, is_tiled) ==
std::tie(other.pixel_format, other.type, other.width, other.height, other.target,
other.depth, other.is_tiled)) {
if (!is_tiled)
return true;
return std::tie(block_height, block_depth, tile_width_spacing) ==
std::tie(other.block_height, other.block_depth, other.tile_width_spacing);
}
return false;
}
/// Initializes parameters for caching, should be called after everything has been initialized
void InitCacheParameters(GPUVAddr gpu_addr);
std::string TargetName() const {
switch (target) {
case SurfaceTarget::Texture1D:
return "1D";
case SurfaceTarget::TextureBuffer:
return "Buffer";
case SurfaceTarget::Texture2D:
return "2D";
case SurfaceTarget::Texture3D:
return "3D";
case SurfaceTarget::Texture1DArray:
return "1DArray";
case SurfaceTarget::Texture2DArray:
return "2DArray";
case SurfaceTarget::TextureCubemap:
return "Cube";
default:
LOG_CRITICAL(HW_GPU, "Unimplemented surface_target={}", static_cast<u32>(target));
UNREACHABLE();
return fmt::format("TUK({})", static_cast<u32>(target));
}
}
std::string ClassName() const {
switch (identity) {
case SurfaceClass::Uploaded:
return "UP";
case SurfaceClass::RenderTarget:
return "RT";
case SurfaceClass::DepthBuffer:
return "DB";
case SurfaceClass::Copy:
return "CP";
default:
LOG_CRITICAL(HW_GPU, "Unimplemented surface_class={}", static_cast<u32>(identity));
UNREACHABLE();
return fmt::format("CUK({})", static_cast<u32>(identity));
}
}
std::string IdentityString() const {
return ClassName() + '_' + TargetName() + '_' + (is_tiled ? 'T' : 'L');
}
bool is_tiled;
u32 block_width;
u32 block_height;
u32 block_depth;
u32 tile_width_spacing;
PixelFormat pixel_format;
ComponentType component_type;
SurfaceType type;
u32 width;
u32 height;
u32 depth;
u32 unaligned_height;
u32 pitch;
SurfaceTarget target;
SurfaceClass identity;
u32 max_mip_level;
bool is_layered;
bool is_array;
bool srgb_conversion;
// Parameters used for caching
u8* host_ptr;
GPUVAddr gpu_addr;
std::size_t size_in_bytes;
std::size_t size_in_bytes_gl;
// Render target specific parameters, not used in caching
struct {
u32 index;
u32 array_mode;
u32 volume;
u32 layer_stride;
u32 base_layer;
} rt;
private:
std::size_t InnerMipmapMemorySize(u32 mip_level, bool force_gl = false, bool layer_only = false,
bool uncompressed = false) const;
std::size_t InnerMemorySize(bool force_gl = false, bool layer_only = false,
bool uncompressed = false) const;
};
}; // namespace OpenGL
/// Hashable variation of SurfaceParams, used for a key in the surface cache
struct SurfaceReserveKey : Common::HashableStruct<OpenGL::SurfaceParams> {
static SurfaceReserveKey Create(const OpenGL::SurfaceParams& params) {
SurfaceReserveKey res;
res.state = params;
res.state.identity = {}; // Ignore the origin of the texture
res.state.gpu_addr = {}; // Ignore GPU vaddr in caching
res.state.rt = {}; // Ignore rt config in caching
return res;
}
};
namespace std {
template <>
struct hash<SurfaceReserveKey> {
std::size_t operator()(const SurfaceReserveKey& k) const {
return k.Hash();
}
};
} // namespace std
namespace OpenGL {
class RasterizerOpenGL;
// This is used to store temporary big buffers,
// instead of creating/destroying all the time
struct RasterizerTemporaryMemory {
std::vector<std::vector<u8>> gl_buffer;
};
class CachedSurface final : public RasterizerCacheObject {
public:
explicit CachedSurface(const SurfaceParams& params);
VAddr GetCpuAddr() const override {
return cpu_addr;
}
std::size_t GetSizeInBytes() const override {
return cached_size_in_bytes;
}
std::size_t GetMemorySize() const {
return memory_size;
}
const OGLTexture& Texture() const {
return texture;
}
const OGLTexture& Texture(bool as_array) {
if (params.is_array == as_array) {
return texture;
} else {
EnsureTextureDiscrepantView();
return discrepant_view;
}
}
GLenum Target() const {
return gl_target;
}
const SurfaceParams& GetSurfaceParams() const {
return params;
}
// Read/Write data in Switch memory to/from gl_buffer
void LoadGLBuffer(RasterizerTemporaryMemory& res_cache_tmp_mem);
void FlushGLBuffer(RasterizerTemporaryMemory& res_cache_tmp_mem);
// Upload data in gl_buffer to this surface's texture
void UploadGLTexture(RasterizerTemporaryMemory& res_cache_tmp_mem, GLuint read_fb_handle,
GLuint draw_fb_handle);
void UpdateSwizzle(Tegra::Texture::SwizzleSource swizzle_x,
Tegra::Texture::SwizzleSource swizzle_y,
Tegra::Texture::SwizzleSource swizzle_z,
Tegra::Texture::SwizzleSource swizzle_w);
void MarkReinterpreted() {
reinterpreted = true;
}
bool IsReinterpreted() const {
return reinterpreted;
}
void MarkForReload(bool reload) {
must_reload = reload;
}
bool MustReload() const {
return must_reload;
}
bool IsUploaded() const {
return params.identity == SurfaceParams::SurfaceClass::Uploaded;
}
private:
void UploadGLMipmapTexture(RasterizerTemporaryMemory& res_cache_tmp_mem, u32 mip_map,
GLuint read_fb_handle, GLuint draw_fb_handle);
void EnsureTextureDiscrepantView();
OGLTexture texture;
OGLTexture discrepant_view;
OGLBuffer texture_buffer;
SurfaceParams params{};
GLenum gl_target{};
GLenum gl_internal_format{};
std::size_t cached_size_in_bytes{};
std::array<GLenum, 4> swizzle{GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA};
std::size_t memory_size;
bool reinterpreted = false;
bool must_reload = false;
VAddr cpu_addr{};
};
class RasterizerCacheOpenGL final : public RasterizerCache<Surface> {
public:
explicit RasterizerCacheOpenGL(RasterizerOpenGL& rasterizer);
/// Get a surface based on the texture configuration
Surface GetTextureSurface(const Tegra::Texture::FullTextureInfo& config,
const GLShader::SamplerEntry& entry);
/// Get the depth surface based on the framebuffer configuration
Surface GetDepthBufferSurface(bool preserve_contents);
/// Get the color surface based on the framebuffer configuration and the specified render target
Surface GetColorBufferSurface(std::size_t index, bool preserve_contents);
/// Tries to find a framebuffer using on the provided CPU address
Surface TryFindFramebufferSurface(const u8* host_ptr) const;
/// Copies the contents of one surface to another
void FermiCopySurface(const Tegra::Engines::Fermi2D::Regs::Surface& src_config,
const Tegra::Engines::Fermi2D::Regs::Surface& dst_config,
const Common::Rectangle<u32>& src_rect,
const Common::Rectangle<u32>& dst_rect);
void SignalPreDrawCall();
void SignalPostDrawCall();
protected:
void FlushObjectInner(const Surface& object) override {
object->FlushGLBuffer(temporal_memory);
}
private:
void LoadSurface(const Surface& surface);
Surface GetSurface(const SurfaceParams& params, bool preserve_contents = true);
/// Gets an uncached surface, creating it if need be
Surface GetUncachedSurface(const SurfaceParams& params);
/// Recreates a surface with new parameters
Surface RecreateSurface(const Surface& old_surface, const SurfaceParams& new_params);
/// Reserves a unique surface that can be reused later
void ReserveSurface(const Surface& surface);
/// Tries to get a reserved surface for the specified parameters
Surface TryGetReservedSurface(const SurfaceParams& params);
// Partialy reinterpret a surface based on a triggering_surface that collides with it.
// returns true if the reinterpret was successful, false in case it was not.
bool PartialReinterpretSurface(Surface triggering_surface, Surface intersect);
/// Performs a slow but accurate surface copy, flushing to RAM and reinterpreting the data
void AccurateCopySurface(const Surface& src_surface, const Surface& dst_surface);
void FastLayeredCopySurface(const Surface& src_surface, const Surface& dst_surface);
void FastCopySurface(const Surface& src_surface, const Surface& dst_surface);
void CopySurface(const Surface& src_surface, const Surface& dst_surface,
const GLuint copy_pbo_handle, const GLenum src_attachment = 0,
const GLenum dst_attachment = 0, const std::size_t cubemap_face = 0);
/// The surface reserve is a "backup" cache, this is where we put unique surfaces that have
/// previously been used. This is to prevent surfaces from being constantly created and
/// destroyed when used with different surface parameters.
std::unordered_map<SurfaceReserveKey, Surface> surface_reserve;
OGLFramebuffer read_framebuffer;
OGLFramebuffer draw_framebuffer;
bool texception = false;
/// Use a Pixel Buffer Object to download the previous texture and then upload it to the new one
/// using the new format.
OGLBuffer copy_pbo;
std::array<Surface, Maxwell::NumRenderTargets> last_color_buffers;
std::array<Surface, Maxwell::NumRenderTargets> current_color_buffers;
Surface last_depth_buffer;
RasterizerTemporaryMemory temporal_memory;
using SurfaceIntervalCache = boost::icl::interval_map<CacheAddr, Surface>;
using SurfaceInterval = typename SurfaceIntervalCache::interval_type;
static auto GetReinterpretInterval(const Surface& object) {
return SurfaceInterval::right_open(object->GetCacheAddr() + 1,
object->GetCacheAddr() + object->GetMemorySize() - 1);
}
// Reinterpreted surfaces are very fragil as the game may keep rendering into them.
SurfaceIntervalCache reinterpreted_surfaces;
void RegisterReinterpretSurface(Surface reinterpret_surface) {
auto interval = GetReinterpretInterval(reinterpret_surface);
reinterpreted_surfaces.insert({interval, reinterpret_surface});
reinterpret_surface->MarkReinterpreted();
}
Surface CollideOnReinterpretedSurface(CacheAddr addr) const {
const SurfaceInterval interval{addr};
for (auto& pair :
boost::make_iterator_range(reinterpreted_surfaces.equal_range(interval))) {
return pair.second;
}
return nullptr;
}
void Register(const Surface& object) override {
RasterizerCache<Surface>::Register(object);
}
/// Unregisters an object from the cache
void Unregister(const Surface& object) override {
if (object->IsReinterpreted()) {
auto interval = GetReinterpretInterval(object);
reinterpreted_surfaces.erase(interval);
}
RasterizerCache<Surface>::Unregister(object);
}
};
} // namespace OpenGL