piwalker/dolphin
1
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-07-24 06:39:46 -06:00
Code Issues Packages Projects Releases Wiki Activity

Video Backends: Split texture cache code out into separate files, introduce 'AbstractTexture'

Browse Source
This commit is contained in:
iwubcode
2017-04-22 23:44:34 -05:00
parent 77c0539b5e
commit 2cdc93f4ab
48 changed files with 1822 additions and 1397 deletions
Download Patch File Download Diff File Expand all files Collapse all files

133
Source/Core/VideoCommon/TextureCacheBase.h
View File

@ -12,7 +12,9 @@
#include <unordered_set>
#include "Common/CommonTypes.h"
#include "VideoCommon/AbstractTexture.h"
#include "VideoCommon/BPMemory.h"
#include "VideoCommon/TextureConfig.h"
#include "VideoCommon/TextureDecoder.h"
#include "VideoCommon/VideoCommon.h"
@ -20,40 +22,14 @@ struct VideoConfig;
class TextureCacheBase
{
private:
static const int FRAMECOUNT_INVALID = 0;
public:
struct TCacheEntryConfig
struct TCacheEntry
{
constexpr TCacheEntryConfig() = default;
bool operator==(const TCacheEntryConfig& o) const
{
return std::tie(width, height, levels, layers, format, rendertarget) ==
std::tie(o.width, o.height, o.levels, o.layers, o.format, o.rendertarget);
}
struct Hasher : std::hash<u64>
{
size_t operator()(const TCacheEntryConfig& c) const
{
u64 id = (u64)c.rendertarget << 63 | (u64)c.format << 50 | (u64)c.layers << 48 |
(u64)c.levels << 32 | (u64)c.height << 16 | (u64)c.width;
return std::hash<u64>::operator()(id);
}
};
u32 width = 0;
u32 height = 0;
u32 levels = 1;
u32 layers = 1;
HostTextureFormat format = HostTextureFormat::RGBA8;
bool rendertarget = false;
};
struct TCacheEntryBase
{
const TCacheEntryConfig config;
// common members
std::unique_ptr<AbstractTexture> texture;
u32 addr;
u32 size_in_bytes;
u64 base_hash;
@ -62,23 +38,27 @@ public:
u32 memory_stride;
bool is_efb_copy;
bool is_custom_tex;
bool may_have_overlapping_textures;
bool may_have_overlapping_textures = true;
unsigned int native_width,
native_height; // Texture dimensions from the GameCube's point of view
unsigned int native_levels;
// used to delete textures which haven't been used for TEXTURE_KILL_THRESHOLD frames
int frameCount;
int frameCount = FRAMECOUNT_INVALID;
// Keep an iterator to the entry in textures_by_hash, so it does not need to be searched when
// removing the cache entry
std::multimap<u64, TCacheEntryBase*>::iterator textures_by_hash_iter;
std::multimap<u64, TCacheEntry*>::iterator textures_by_hash_iter;
// This is used to keep track of both:
// * efb copies used by this partially updated texture
// * partially updated textures which refer to this efb copy
std::unordered_set<TCacheEntryBase*> references;
std::unordered_set<TCacheEntry*> references;
explicit TCacheEntry(std::unique_ptr<AbstractTexture> tex);
~TCacheEntry();
void SetGeneralParameters(u32 _addr, u32 _size, u32 _format)
{
@ -103,38 +83,15 @@ public:
}
// This texture entry is used by the other entry as a sub-texture
void CreateReference(TCacheEntryBase* other_entry)
void CreateReference(TCacheEntry* other_entry)
{
// References are two-way, so they can easily be destroyed later
this->references.emplace(other_entry);
other_entry->references.emplace(this);
}
void DestroyAllReferences()
{
for (auto& reference : references)
reference->references.erase(this);
references.clear();
}
void SetEfbCopy(u32 stride);
TCacheEntryBase(const TCacheEntryConfig& c) : config(c) {}
virtual ~TCacheEntryBase();
virtual void Bind(unsigned int stage) = 0;
virtual bool Save(const std::string& filename, unsigned int level) = 0;
virtual void CopyRectangleFromTexture(const TCacheEntryBase* source,
const MathUtil::Rectangle<int>& srcrect,
const MathUtil::Rectangle<int>& dstrect) = 0;
virtual void Load(u32 level, u32 width, u32 height, u32 row_length, const u8* buffer,
size_t buffer_size) = 0;
virtual void FromRenderTarget(bool is_depth_copy, const EFBRectangle& srcRect, bool scaleByHalf,
unsigned int cbufid, const float* colmat) = 0;
bool OverlapsMemoryRange(u32 range_address, u32 range_size) const;
bool IsEfbCopy() const { return is_efb_copy; }
@ -142,14 +99,16 @@ public:
u32 BytesPerRow() const;
u64 CalculateHash() const;
u32 GetWidth() const { return texture->GetConfig().width; }
u32 GetHeight() const { return texture->GetConfig().height; }
u32 GetNumLevels() const { return texture->GetConfig().levels; }
u32 GetNumLayers() const { return texture->GetConfig().layers; }
HostTextureFormat GetFormat() const { return texture->GetConfig().format; }
};
virtual ~TextureCacheBase(); // needs virtual for DX11 dtor
// TODO: Move these to AbstractTexture once it is finished.
static bool IsCompressedHostTextureFormat(HostTextureFormat format);
static size_t CalculateHostTextureLevelPitch(HostTextureFormat format, u32 row_length);
void OnConfigChanged(VideoConfig& config);
// Removes textures which aren't used for more than TEXTURE_KILL_THRESHOLD frames,
@ -158,8 +117,6 @@ public:
void Invalidate();
virtual TCacheEntryBase* CreateTexture(const TCacheEntryConfig& config) = 0;
virtual void CopyEFB(u8* dst, const EFBCopyFormat& format, u32 native_width, u32 bytes_per_row,
u32 num_blocks_y, u32 memory_stride, bool is_depth_copy,
const EFBRectangle& src_rect, bool scale_by_half) = 0;
@ -167,14 +124,14 @@ public:
virtual bool CompileShaders() = 0;
virtual void DeleteShaders() = 0;
TCacheEntryBase* Load(const u32 stage);
TCacheEntry* Load(const u32 stage);
void UnbindTextures();
virtual void BindTextures();
void CopyRenderTargetToTexture(u32 dstAddr, unsigned int dstFormat, u32 dstStride,
bool is_depth_copy, const EFBRectangle& srcRect, bool isIntensity,
bool scaleByHalf);
virtual void ConvertTexture(TCacheEntryBase* entry, TCacheEntryBase* unconverted, void* palette,
virtual void ConvertTexture(TCacheEntry* entry, TCacheEntry* unconverted, void* palette,
TlutFormat format) = 0;
// Returns true if the texture data and palette formats are supported by the GPU decoder.
@ -187,7 +144,7 @@ public:
// width, height are the size of the image in pixels.
// aligned_width, aligned_height are the size of the image in pixels, aligned to the block size.
// row_stride is the number of bytes for a row of blocks, not pixels.
virtual void DecodeTextureOnGPU(TCacheEntryBase* entry, u32 dst_level, const u8* data,
virtual void DecodeTextureOnGPU(TCacheEntry* entry, u32 dst_level, const u8* data,
size_t data_size, TextureFormat format, u32 width, u32 height,
u32 aligned_width, u32 aligned_height, u32 row_stride,
const u8* palette, TlutFormat palette_format)
@ -200,38 +157,50 @@ protected:
alignas(16) u8* temp = nullptr;
size_t temp_size = 0;
std::array<TCacheEntryBase*, 8> bound_textures{};
std::array<TCacheEntry*, 8> bound_textures{};
private:
typedef std::multimap<u32, TCacheEntryBase*> TexAddrCache;
typedef std::multimap<u64, TCacheEntryBase*> TexHashCache;
typedef std::unordered_multimap<TCacheEntryConfig, TCacheEntryBase*, TCacheEntryConfig::Hasher>
TexPool;
// Minimal version of TCacheEntry just for TexPool
struct TexPoolEntry
{
std::unique_ptr<AbstractTexture> texture;
int frameCount = FRAMECOUNT_INVALID;
TexPoolEntry(std::unique_ptr<AbstractTexture> tex) : texture(std::move(tex)) {}
};
typedef std::multimap<u32, TCacheEntry*> TexAddrCache;
typedef std::multimap<u64, TCacheEntry*> TexHashCache;
typedef std::unordered_multimap<TextureConfig, TexPoolEntry, TextureConfig::Hasher> TexPool;
void SetBackupConfig(const VideoConfig& config);
TCacheEntryBase* ApplyPaletteToEntry(TCacheEntryBase* entry, u8* palette, u32 tlutfmt);
TCacheEntry* ApplyPaletteToEntry(TCacheEntry* entry, u8* palette, u32 tlutfmt);
void ScaleTextureCacheEntryTo(TCacheEntryBase** entry, u32 new_width, u32 new_height);
TCacheEntryBase* DoPartialTextureUpdates(TCacheEntryBase* entry_to_update, u8* palette,
u32 tlutfmt);
void ScaleTextureCacheEntryTo(TCacheEntry* entry, u32 new_width, u32 new_height);
TCacheEntry* DoPartialTextureUpdates(TCacheEntry* entry_to_update, u8* palette, u32 tlutfmt);
void DumpTexture(TCacheEntryBase* entry, std::string basename, unsigned int level);
void DumpTexture(TCacheEntry* entry, std::string basename, unsigned int level);
void CheckTempSize(size_t required_size);
TCacheEntryBase* AllocateTexture(const TCacheEntryConfig& config);
TexPool::iterator FindMatchingTextureFromPool(const TCacheEntryConfig& config);
TexAddrCache::iterator GetTexCacheIter(TCacheEntryBase* entry);
TCacheEntry* AllocateCacheEntry(const TextureConfig& config);
std::unique_ptr<AbstractTexture> AllocateTexture(const TextureConfig& config);
TexPool::iterator FindMatchingTextureFromPool(const TextureConfig& config);
TexAddrCache::iterator GetTexCacheIter(TCacheEntry* entry);
// Return all possible overlapping textures. As addr+size of the textures is not
// indexed, this may return false positives.
std::pair<TexAddrCache::iterator, TexAddrCache::iterator>
FindOverlappingTextures(u32 addr, u32 size_in_bytes);
virtual std::unique_ptr<AbstractTexture> CreateTexture(const TextureConfig& config) = 0;
virtual void CopyEFBToCacheEntry(TCacheEntry* entry, bool is_depth_copy,
const EFBRectangle& src_rect, bool scale_by_half,
unsigned int cbuf_id, const float* colmat) = 0;
// Removes and unlinks texture from texture cache and returns it to the pool
TexAddrCache::iterator InvalidateTexture(TexAddrCache::iterator t_iter);
TCacheEntryBase* ReturnEntry(unsigned int stage, TCacheEntryBase* entry);
TCacheEntry* ReturnEntry(unsigned int stage, TCacheEntry* entry);
TexAddrCache textures_by_address;
TexHashCache textures_by_hash;