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Exzap 2022-08-22 22:21:23 +02:00
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src/Cafe/HW/Latte/Core/LatteTextureView.h Normal file
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#pragma once
class LatteTextureView
{
public:
enum class MagFilter
{
kLinear,
kNearestNeighbor,
};
LatteTextureView(class LatteTexture* texture, sint32 firstMip, sint32 mipCount, sint32 firstSlice, sint32 sliceCount, Latte::E_DIM dim, Latte::E_GX2SURFFMT format, bool registerView = true);
virtual ~LatteTextureView();
void CreateLookupForSubTexture(uint32 mipStart, uint32 sliceStart);
class LatteTexture* baseTexture;
// view definition
// note that a view can be addressed by more than one combination of physAddress/firstMip/firstSlice
// thus the firstMip and firstSlice members of this class may not match the ones that were set in the GPU registers when this view was looked up
sint32 firstMip;
sint32 numMip;
sint32 firstSlice;
sint32 numSlice;
Latte::E_GX2SURFFMT format; // format of view, can differ from base texture
Latte::E_DIM dim; // dimension of view
// state
uint32 lastTextureBindIndex = 0;
// FBO association
std::vector<class LatteCachedFBO*> list_fboLookup; // only set for the first color texture of each FBO, or the depth texture if no color textures are present
std::vector<class LatteCachedFBO*> list_associatedFbo; // list of cached fbos that reference this texture view
// view lookup cache
std::vector<uint32> viewLookUpCacheKeys;
std::vector<uint32> viewLookUpCacheKeysNoRes;
};
class LatteTextureViewLookupCache
{
public:
static void Add(LatteTextureView* view, uint32 baseMip = 0, uint32 baseSlice = 0);
static void RemoveAll(LatteTextureView* view);
static LatteTextureView* lookup(MPTR physAddr, sint32 width, sint32 height, sint32 depth, sint32 pitch, sint32 firstMip, sint32 numMip, sint32 firstSlice, sint32 numSlice, Latte::E_GX2SURFFMT format, Latte::E_DIM dim);
static LatteTextureView* lookup(MPTR physAddr, sint32 width, sint32 height, sint32 depth, sint32 pitch, sint32 firstMip, sint32 numMip, sint32 firstSlice, sint32 numSlice, Latte::E_GX2SURFFMT format, Latte::E_DIM dim, bool isDepth);
static LatteTextureView* lookupSlice(MPTR physAddr, sint32 width, sint32 height, sint32 pitch, sint32 firstMip, sint32 firstSlice, Latte::E_GX2SURFFMT format);
static LatteTextureView* lookupSliceMinSize(MPTR physAddr, sint32 minWidth, sint32 minHeight, sint32 pitch, sint32 firstMip, sint32 firstSlice, Latte::E_GX2SURFFMT format);
static LatteTextureView* lookupSliceEx(MPTR physAddr, sint32 width, sint32 height, sint32 pitch, sint32 firstMip, sint32 firstSlice, Latte::E_GX2SURFFMT format, bool isDepth);
static std::unordered_set<LatteTextureView*> GetAllViews();
};